/* roulang page: index */
:root {
        --bg: #050a13;
        --bg-soft: #0b1322;
        --bg-card: rgba(18, 28, 46, 0.72);
        --glass: rgba(255, 255, 255, 0.05);
        --glass-strong: rgba(14, 20, 34, 0.8);
        --line: rgba(190, 230, 255, 0.16);
        --line-light: rgba(255, 255, 255, 0.09);
        --primary: #0fe0c0;
        --primary-deep: #0a9a96;
        --info: #4aa8ff;
        --cta: #ffb347;
        --cta-deep: #f28f2b;
        --danger: #e85d75;
        --success: #27d96f;
        --text: #e9f2fa;
        --text-2: #b7c7de;
        --text-3: #788ca6;
        --radius-card: 20px;
        --radius-btn: 14px;
        --radius-tag: 999px;
        --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.25);
        --shadow-hover: 0 20px 40px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(15, 224, 192, 0.2);
        --font-base: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
        --container-w: 1160px;
    }

    *,
    *::before,
    *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }

    html {
        scroll-behavior: smooth;
        -webkit-text-size-adjust: 100%;
    }

    body {
        font-family: var(--font-base);
        background-color: var(--bg);
        background-image: radial-gradient(ellipse at 80% 0%, rgba(15, 224, 192, 0.06), transparent 50%), radial-gradient(ellipse at 20% 100%, rgba(74, 168, 255, 0.05), transparent 50%);
        color: var(--text);
        line-height: 1.75;
        font-size: 16px;
        overflow-x: hidden;
        -webkit-font-smoothing: antialiased;
    }

    img {
        max-width: 100%;
        display: block;
        border-radius: 14px;
    }

    a {
        color: var(--primary);
        text-decoration: none;
        transition: color 0.25s ease;
    }

    a:hover {
        color: #5cf5da;
    }

    button {
        font-family: var(--font-base);
        cursor: pointer;
        border: none;
        background: none;
    }

    input,
    textarea {
        font-family: var(--font-base);
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    summary:focus-visible {
        outline: 2px solid var(--primary);
        outline-offset: 3px;
        border-radius: 4px;
    }

    ::selection {
        background: rgba(15, 224, 192, 0.25);
        color: var(--text);
    }

    .container {
        max-width: var(--container-w);
        margin: 0 auto;
        padding: 0 24px;
        width: 100%;
    }

    .text-glow {
        color: var(--primary);
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        min-height: 46px;
        padding: 0 26px;
        border-radius: var(--radius-btn);
        font-weight: 600;
        font-size: 15px;
        line-height: 1.2;
        text-decoration: none;
        border: none;
        transition: all 0.3s ease;
        letter-spacing: 0.5px;
        white-space: nowrap;
        box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
    }

    .btn-cta {
        background: linear-gradient(135deg, #ffb347, #ff8d4d);
        box-shadow: 0 0 18px rgba(255, 150, 60, 0.35);
        color: #0a0e1a;
    }

    .btn-cta:hover {
        filter: brightness(1.08);
        transform: translateY(-2px);
        box-shadow: 0 6px 24px rgba(255, 150, 60, 0.45);
        color: #0a0e1a;
    }

    .btn-cta:active {
        transform: translateY(1px);
        filter: brightness(0.95);
    }

    .btn-ghost {
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid rgba(15, 224, 192, 0.35);
        color: var(--text);
        backdrop-filter: blur(8px);
    }

    .btn-ghost:hover {
        background: rgba(15, 224, 192, 0.12);
        border-color: var(--primary);
        color: var(--text);
    }

    .btn-dark {
        background: rgba(0, 0, 0, 0.25);
        color: var(--text);
        border: 1px solid var(--line-light);
        box-shadow: none;
    }

    .btn-dark:hover {
        background: rgba(15, 224, 192, 0.12);
        color: var(--text);
    }

    .section-tag {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 13px;
        font-weight: 600;
        color: var(--primary);
        padding: 6px 12px;
        border-radius: 999px;
        border: 1px solid rgba(15, 224, 192, 0.25);
        background: rgba(15, 224, 192, 0.06);
        letter-spacing: 1px;
        text-transform: uppercase;
    }

    .badge {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        padding: 4px 10px;
        border-radius: 999px;
        font-size: 12px;
        font-weight: 600;
        line-height: 1.4;
    }

    .badge-success {
        color: var(--success);
        background: rgba(39, 217, 111, 0.1);
        border: 1px solid rgba(39, 217, 111, 0.3);
    }

    .badge-info {
        color: var(--info);
        background: rgba(74, 168, 255, 0.1);
        border: 1px solid rgba(74, 168, 255, 0.3);
    }

    .badge-cta {
        color: var(--cta);
        background: rgba(255, 179, 71, 0.12);
        border: 1px solid rgba(255, 179, 71, 0.3);
    }

    .section-padding {
        padding: 100px 0;
    }

    .section-header {
        margin-bottom: 52px;
    }

    .section-header--center {
        text-align: center;
        max-width: 800px;
        margin-right: auto;
        margin-left: auto;
    }

    .section-header h2 {
        font-size: clamp(28px, 4vw, 38px);
        font-weight: 700;
        letter-spacing: -0.3px;
        margin-top: 14px;
        line-height: 1.3;
    }

    .section-header p {
        font-size: 16px;
        color: var(--text-2);
        margin-top: 10px;
        max-width: 640px;
    }

    .section-header--center p {
        margin-left: auto;
        margin-right: auto;
    }

    /* ====== HEADER / NAV ====== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: 72px;
        z-index: 100;
        background: rgba(5, 10, 19, 0.9);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        border-bottom: 1px solid var(--line-light);
        transition: background .3s ease;
    }

    .site-header__inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 100%;
        gap: 24px;
    }

    .logo {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
    }

    .logo__icon {
        width: 36px;
        height: 36px;
        border-radius: 10px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg, var(--primary), #0a7e78);
        color: #fff;
        font-size: 18px;
        box-shadow: 0 0 14px rgba(15, 224, 192, 0.4);
    }

    .logo__text {
        font-size: 22px;
        font-weight: 800;
        color: var(--text);
        line-height: 1;
        letter-spacing: 0.3px;
        display: flex;
        align-items: center;
        gap: 2px;
    }

    .logo__text strong {
        color: var(--primary);
        font-weight: 800;
    }

    .logo__sub {
        display: block;
        font-size: 13px;
        font-weight: 500;
        color: var(--primary);
        line-height: 1.2;
    }

    .logo__badge {
        display: inline-flex;
        font-size: 12px;
        color: var(--primary);
        border: 1px solid rgba(15, 224, 192, 0.3);
        padding: 2px 8px;
        border-radius: 999px;
        font-weight: 500;
        margin-left: 8px;
        background: rgba(15, 224, 192, 0.08);
    }

    .main-nav {
        display: flex;
        align-items: center;
        gap: 20px;
    }

    .main-nav a {
        color: var(--text-2);
        font-size: 15px;
        font-weight: 400;
        position: relative;
        padding: 7px 2px;
        text-decoration: none;
        transition: color .2s;
    }

    .main-nav a:after {
        content: '';
        position: absolute;
        left: 0;
        bottom: -4px;
        height: 2px;
        width: 0;
        background: var(--primary);
        transition: width 0.3s ease;
    }

    .main-nav a:hover {
        color: var(--text);
    }

    .main-nav a:hover:after {
        width: 100%;
    }

    .main-nav a.active {
        color: var(--text);
    }

    .main-nav a.active:after {
        width: 100%;
        background: var(--primary);
        box-shadow: 0 0 8px rgba(15, 224, 192, 0.6);
    }

    .nav-cta {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-shrink: 0;
    }

    .nav-status {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        font-size: 12px;
        color: var(--text-2);
        padding: 5px 12px;
        border-radius: 999px;
        border: 1px solid rgba(39, 217, 111, 0.3);
        background: rgba(39, 217, 111, 0.06);
        white-space: nowrap;
    }

    .nav-status i {
        font-size: 8px;
        color: var(--success);
        animation: statusPulse 2s infinite;
    }

    @keyframes statusPulse {
        0%,
        100% {
            opacity: 1;
            box-shadow: 0 0 0 0 rgba(39, 217, 111, 0.5);
        }
        50% {
            opacity: 0.8;
            box-shadow: 0 0 0 5px rgba(39, 217, 111, 0);
        }
    }

    .btn-login-nav {
        min-height: 38px;
        padding: 0 20px;
        border-radius: 999px;
        background: linear-gradient(135deg, var(--primary), #0a9a9c);
        color: #fff;
        font-weight: 600;
        font-size: 13px;
        letter-spacing: 0.5px;
        box-shadow: 0 0 14px rgba(15, 224, 192, 0.3);
        border: none;
    }

    .btn-login-nav:hover {
        box-shadow: 0 0 22px rgba(15, 224, 192, 0.5);
        filter: brightness(1.05);
        color: #fff;
    }

    .hamburger {
        display: none;
        flex-direction: column;
        justify-content: center;
        width: 40px;
        height: 40px;
        background: rgba(255, 255, 255, 0.06);
        border-radius: 10px;
        align-items: center;
        border: 1px solid var(--line-light);
        gap: 5px;
        cursor: pointer;
    }

    .hamburger span {
        display: block;
        width: 18px;
        height: 2px;
        background: var(--text);
        border-radius: 2px;
        transition: all .3s;
    }

    .mobile-nav {
        position: fixed;
        left: 0;
        right: 0;
        top: 72px;
        z-index: 99;
        background: rgba(7, 12, 22, 0.98);
        backdrop-filter: blur(10px);
        border-bottom: 2px solid var(--primary);
        padding: 20px 16px 32px;
        text-align: center;
        transform: translateY(-120%);
        transition: transform 0.3s ease;
    }

    .mobile-nav.open {
        transform: translateY(0);
    }

    .mobile-nav a {
        display: block;
        padding: 12px 0;
        font-size: 17px;
        color: var(--text);
        border-bottom: 1px solid var(--line-light);
        text-decoration: none;
    }

    .mobile-nav a:last-child {
        border-bottom: none;
    }

    .mobile-nav a.active {
        color: var(--primary);
        letter-spacing: 0.5px;
    }

    /* ====== HERO ====== */
    .hero {
        position: relative;
        padding: 140px 0 90px;
        min-height: 100vh;
        display: flex;
        align-items: center;
        background-image: url('/assets/images/backpic/back-1.webp');
        background-position: center;
        background-size: cover;
        background-attachment: fixed;
    }

    .hero:before {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(90deg, rgba(5, 10, 19, 0.95) 0%, rgba(5, 10, 19, 0.82) 45%, rgba(5, 10, 19, 0.6) 100%);
    }

    .hero:after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 280px;
        background: linear-gradient(to bottom, transparent, var(--bg) 60%, var(--bg));
    }

    .hero__inner {
        position: relative;
        z-index: 2;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 52px;
        width: 100%;

    }

    .hero__content {
        flex: 1.2;
    }

    .hero__eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        border-radius: 999px;
        padding: 6px 16px 6px 8px;
        background: rgba(255, 255, 255, 0.05);
        border: 1px solid var(--line);
        margin-bottom: 26px;
        backdrop-filter: blur(8px);
    }

    .hero__eyebrow-dot {
        width: 10px;
        height: 10px;
        border-radius: 50%;
        background: var(--success);
        box-shadow: 0 0 8px rgba(39, 217, 111, 0.5);
        animation: statusPulse 2s ease-in-out infinite;
    }

    .hero__eyebrow-text {
        font-size: 13px;
        font-weight: 400;
        color: var(--text-2);
    }

    .hero__title {
        margin-bottom: 18px;
        font-size: clamp(32px, 5.2vw, 54px);
        line-height: 1.2;
        font-weight: 800;
        letter-spacing: -0.4px;
    }

    .hero__title em {
        font-style: normal;
        color: var(--primary)
    }

    .hero__subtitle {
        font-size: clamp(15px, 2vw, 18px);
        color: var(--text-2);
        line-height: 1.7;
        max-width: 480px;
        font-weight: 400;
        margin-bottom: 34px;
    }

    .hero__actions {
        display: flex;
        flex-direction: row;
        gap: 15px;
        margin-bottom: 40px;
        flex-wrap: wrap;
    }

    .hero__trust-list {
        display: flex;
        gap: 26px;
        flex-wrap: wrap;
    }

    .hero__trust-item {
        display: flex;
        align-items: center;
        gap: 5px;
        font-size: 13px;
        color: var(--text-2);
    }

    .hero__trust-item i {
        color: var(--primary);
        font-size: 16px;
    }

    .hero__visual {
        flex: 1;
        display: flex;
        justify-content: flex-end;
        position: relative;
    }

    .terminal-card {
        position: relative;
        width: 92%;
        max-width: 430px;
        background: var(--glass-strong);
        backdrop-filter: blur(16px);
        border-radius: 18px;
        border: 1px solid var(--line);
        box-shadow: 0 25px 50px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.08);
        transition: transform .3s;
        overflow: hidden;
    }

    .terminal-card:before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 1px;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    }

    .terminal-card:hover {
        transform: translateY(-5px);
    }

    .terminal-card__header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 14px 18px;
        background: rgba(255, 255, 255, 0.04);
        border-bottom: 1px solid var(--line-light);
    }

    .terminal-dots {
        display: flex;
        gap: 7px;
    }

    .terminal-dots span {
        width: 10px;
        height: 10px;
        border-radius: 50%;
    }

    .terminal-dots span:nth-child(1) {
        background: #ff5f57;
    }

    .terminal-dots span:nth-child(2) {
        background: #fece49;
    }

    .terminal-dots span:nth-child(3) {
        background: #28c840;
    }

    .terminal-card__header-label {
        font-size: 12px;
        color: var(--text-2);
        font-weight: 500;
    }

    .terminal-card__body {
        padding: 24px 22px;
    }

    .terminal-status-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        margin-bottom: 20px;
        background: rgba(15, 224, 192, 0.06);
        padding: 10px 14px;
        border-radius: 10px;
        border: 1px solid rgba(15, 224, 192, 0.15);
    }

    .terminal-status__label {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 13px;
        color: var(--text-2);
    }

    .terminal-status__label i {
        color: var(--success);
        font-size: 10px;
    }

    .terminal-status__text {
        display: flex;
        align-items: center;
        gap: 6px;
        font-weight: 600;
        font-size: 13px;
        color: var(--success);
    }

    .terminal-status__text i {
        font-size: 11px;
    }

    .form-group {
        margin-bottom: 14px;
    }

    .form-group label {
        font-size: 12px;
        font-weight: 600;
        color: var(--text-2);
        margin-bottom: 6px;
        display: block;
        letter-spacing: 0.5px;
    }

    .form-group input {
        width: 100%;
        height: 44px;
        border: 1px solid var(--line);
        background: rgba(0, 0, 0, 0.2);
        border-radius: 10px;
        font-size: 14px;
        color: var(--text);
        padding: 0 14px;
        font-family: var(--font-base);
        transition: border .3s;
    }

    .form-group input::placeholder {
        color: rgba(120, 140, 166, 0.7);
    }

    .form-group input:focus {
        border-color: var(--primary);
        outline: none;
        box-shadow: 0 0 8px rgba(15, 224, 192, 0.3);
    }

    .form-group input:focus::placeholder {
        color: rgba(120, 140, 166, 0.4);
    }

    .terminal-login-fake {
        width: 100%;
        height: 44px;
        border-radius: 10px;
        margin-top: 16px;

        background: linear-gradient(135deg, var(--cta), var(--cta-deep));
        color: #0b0913;
        font-weight: 700;
        font-size: 15px;
        letter-spacing: 1px;

        border: none;
        box-shadow: 0 0 12px rgba(255, 153, 60, 0.45);
        transition: filter .3s;
    }

    .terminal-login-fake:hover {
        filter: brightness(1.1);
    }

    .terminal-card__bottom {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 18px;
        border-top: 1px solid var(--line-light);
    }

    .terminal-bottom-text {
        display: flex;
        align-items: center;
        gap: 6px;
        font-size: 12px;
        color: var(--text-3);
    }

    .terminal-bottom-text i {
        color: var(--success);
        font-size: 14px;
    }

    .hero__visual-fix:after {
        content: '● 实时通道检测中';
        position: absolute;
        top: 18px;
        right: -60px;
        font-size: 12px;
        background: rgba(39, 217, 111, 0.12);
        border: 1px solid rgba(39, 217, 111, 0.25);
        border-radius: 999px;
        padding: 5px 16px;
        font-weight: 500;
        color: var(--success);
        backdrop-filter: blur(6px);
    }

    /* ====== STAT BAR ====== */
    .statbar {
        position: relative;
        z-index: 3;
        margin-top: 0;
        padding: 24px 0 20px;
    }

    .statbar__inner {
        display: flex;
        align-items: center;
        justify-content: space-around;
        border-radius: 20px;
        background: rgba(255, 255, 255, 0.04);
        backdrop-filter: blur(8px);
        padding: 22px 20px;
        border: 1px solid var(--line-light);
        flex-wrap: wrap;
        gap: 20px;
    }

    .stat {
        display: flex;
        align-items: center;
        gap: 14px;
    }

    .stat__icon-wrap {
        width: 40px;
        height: 40px;
        border-radius: 12px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(255, 255, 255, 0.06);
        border: 1px solid var(--line-light);
    }

    .stat__icon-wrap i {
        font-size: 18px;
        color: var(--primary);
    }

    .stat__dot {
        width: 10px;
        height: 10px;
        border-radius: 50%;
        display: inline-block;
        margin-right: 6px;
    }

    .stat__value {
        font-size: 28px;
        font-weight: 700;
        color: var(--text);
        line-height: 1.2;
    }

    .stat__label {
        font-size: 13px;
        color: var(--text-3);
        margin-right: 12px;
    }

    /* ====== FEATURES ====== */
    .features-section {
        position: relative;
        background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 20%, var(--bg) 100%);
    }

    .features-section .grid-bg-overlay {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-image: radial-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px);
        background-size: 28px 28px;
        pointer-events: none;
        z-index: 0;
    }

    .features-section .container {
        position: relative;
        z-index: 1;
    }

    .feature-block {
        display: flex;
        align-items: center;
        gap: 70px;
        padding: 70px 0;
        justify-content: space-between;
    }

    .feature-block--reverse {
        flex-direction: row-reverse;
    }

    .feature-block__media {
        flex: 1;
        border-radius: 20px;
        overflow: hidden;
        box-shadow: var(--shadow-card);
        transition: box-shadow .3s;
        position: relative;
    }

    .feature-block__media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        min-height: 280px;
        max-height: 380px;
        transition: transform .5s;
    }

    .feature-block__media:hover img {
        transform: scale(1.03);
    }

    .feature-block__body {
        flex: 1;
    }

    .feature-block__tagline {
        color: var(--primary);
        font-size: 15px;
        font-weight: 600;
        display: flex;
        align-items: center;
        gap: 6px;
        margin-bottom: 14px;
    }

    .feature-block__tagline i {
        font-size: 18px;
    }

    .feature-block__title {
        font-size: clamp(24px, 2.5vw, 34px);
        font-weight: 700;
        line-height: 1.35;
        margin-bottom: 16px;
        letter-spacing: -0.3px;
    }

    .feature-block__desc {
        color: var(--text-2);
        font-size: 15px;
        line-height: 1.9;
        margin-bottom: 14px;
    }

    .feature-block__point-list {
        padding: 0;
        margin: 14px 0 30px;
        list-style: none;
    }

    .feature-block__point-list li {
        padding: 6px 0;
        color: var(--text-2);
        font-size: 14px;
        display: flex;
        align-items: center;
        gap: 8px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }

    .feature-block__point-list li i {
        color: var(--primary);
        font-size: 13px;
    }

    .feature-block__btn {
        margin-top: 20px;
    }

    /* ====== STEPS / DEMO ====== */
    .demo-section {
        background: linear-gradient(180deg, var(--bg) 0%, #080f1d 50%, var(--bg) 100%);
    }

    .demo-steps {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
    }

    .step-card {
        position: relative;
        padding: 30px 20px 28px;
        background: rgba(18, 28, 46, 0.6);
        border: 1px solid var(--line);
        border-radius: 18px;
        backdrop-filter: blur(8px);
        transition: all .3s ease;
    }

    .step-card:before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 2px;
        background: linear-gradient(90deg, var(--primary), transparent);
        border-radius: 18px 18px 0 0;
    }

    .step-card:hover {
        transform: translateY(-6px);
        border-color: rgba(15, 224, 192, 0.35);
        box-shadow: var(--shadow-hover);
    }

    .step-num {
        width: 44px;
        height: 44px;
        line-height: 44px;
        text-align: center;
        font-size: 22px;
        font-weight: 700;
        border-radius: 12px;
        display: inline-block;
        color: var(--cta);
        margin-bottom: 18px;
        background: rgba(255, 179, 71, 0.1);
        border: 1px solid rgba(255, 179, 71, 0.3);
    }

    .step-card h3 {
        font-size: 17px;
        font-weight: 600;
        margin-bottom: 12px;
        color: var(--text);
        letter-spacing: 0.3px;
    }

    .step-card p {
        color: var(--text-3);
        font-size: 14px;
        line-height: 1.7;
        padding: 0;
    }

    .step-context-bar {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 48px;
        font-size: 14px;
        color: var(--text-3);
        justify-content: center;
    }

    .step-context-bar i {
        color: var(--primary);
    }

    .step-context-bar span {
        color: var(--text-3);
    }

    .demo-section .btn {
        margin-top: 50px;
    }

    /* ====== FEEDBACK ====== */
    .feedback-section {
        background: rgba(255, 255, 255, 0.02);

        border-bottom: 1px solid var(--line-light);
    }

    .feedback-grid {
        display: grid;
        grid-template-columns: 280px 1fr;
        gap: 32px;
    }

    .feedback-summary {
        padding: 18px;
        border-left: 3px solid var(--primary);
        background: rgba(15, 224, 192, 0.05);
        border-radius: 10px;
    }

    .feedback-summary__text {
        color: var(--text-2);
        font-size: 15px;
        line-height: 1.9;
        margin-bottom: 12px;

    }

    .feedback-summary__source {
        color: var(--text-3);
        font-size: 12px;
    }

    .feedback-slider {
        display: flex;
        gap: 24px;

        overflow-x: auto;
        scroll-snap-type: x mandatory;
        padding: 15px 0;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
        scrollbar-color: var(--primary) rgba(0, 0, 0, 0.2);
        scrollbar-width: thin;
    }

    .feedback-card {
        min-width: 260px;
        max-width: 260px;
        scroll-snap-align: start;
        background: var(--bg-card);
        border-radius: 18px;
        border: 1px solid var(--line-light);
        padding: 22px;
        transition: border-color .2s, box-shadow .3s;
        border-top: 2px solid transparent;
    }

    .feedback-card:hover {
        border-color: var(--line);
        box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
    }

    .feedback-card__header {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-bottom: 12px;
    }

    .feedback-card__avatar {
        width: 42px;
        height: 42px;
        border-radius: 50%;
        background: linear-gradient(135deg, rgba(15, 224, 192, 0.3), rgba(74, 168, 255, 0.3));
        filter: blur(0.5px);
        border: 1px solid rgba(255, 255, 255, 0.1);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--white);
        font-size: 16px;
        font-weight: 500;
        color: var(--text);
    }

    .feedback-card__name {
        font-size: 15px;
        color: var(--text);
        font-weight: 600;
    }

    .feedback-card__role {
        font-size: 12px;
        color: var(--text-3);
        font-weight: 400;
    }

    .feedback-stars {
        margin-bottom: 10px;
        color: #ffb347;
        font-size: 14px;
        letter-spacing: 2px;
    }

    .feedback-card p {
        color: var(--text-2);
        font-size: 14px;
        line-height: 1.7;
        max-width: 260px;
    }

    /* ====== PRICING ====== */
    .pricing-section {
        background: linear-gradient(180deg, #05070e, #08101f);
    }

    .pricing-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 22px;
        align-items: start;
        text-align: center;
        margin-bottom: 35px;
    }

    .price-card {
        padding: 34px 34px;
        background: rgba(15, 22, 36, 0.64);
        border-radius: 22px;
        border: 1px solid rgba(255, 255, 255, 0.07);
        text-align: left;
        transition: all 0.3s ease;
        position: relative;
        backdrop-filter: blur(10px);
        display: flex;
        flex-direction: column;
        min-height: 480px;
    }

    .price-card:hover {
        border-color: rgba(255, 255, 255, 0.18);
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
    }

    .price-card.premium {
        transform: scale(1.07);
        border-color: rgba(255, 255, 255, 0.18);
        box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
        background: rgba(15, 30, 44, 0.7);
        z-index: 2;
        border-top: 2px solid var(--cta);
    }

    .price-card.premium:hover {
        transform: scale(1.07) translateY(-6px);
        box-shadow: 0 30px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(15, 224, 192, 0.3);
    }

    .price-card__decor {
        position: absolute;
        top: -14px;
        right: 22px;
        font-size: 12px;
        background: var(--cta);
        color: #111;
        padding: 3px 14px;
        border-radius: 999px;
        font-weight: 700;
    }

    .price-card__name {
        font-size: 22px;
        font-weight: 700;
        margin-bottom: 4px;
        display: inline-flex;
        align-items: center;
        gap: 8px;
    }

    .price-card__badge {
        display: inline-block;
        font-size: 11px;
        text-transform: uppercase;
        background: rgba(255, 179, 71, 0.14);
        color: var(--cta);
        font-weight: 600;
        padding: 3px 12px;
        border-radius: 999px;
        margin-left: 6px;
        letter-spacing: 0.5px;
        vertical-align: middle;
    }

    .price-card__desc {
        color: var(--text-3);
        font-size: 14px;
        line-height: 1.7;
        margin: 8px 0 22px;
    }

    .price-card__price {
        margin: 16px 0 18px;
        text-align: left;
        border-bottom: 1px solid var(--line-light);
        padding-bottom: 16px;
    }

    .price-card__price span {
        font-size: 36px;
        font-weight: 800;
        letter-spacing: -0.4px;
    }

    .price-card__price small {
        color: var(--text-3);
        font-size: 14px;
        font-weight: 400;
        margin-left: 2px;
    }

    .price-card__list {
        list-style: none;
        margin-bottom: 28px;
        flex: 1;
    }

    .price-card__list li {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 14px;
        color: var(--text-2);
        padding: 6px 0;
    }

    .price-card__list li i {
        color: var(--primary);
        font-size: 14px;
        flex-shrink: 0;
    }

    .price-card__list li .fa-level-up {
        color: var(--primary);
        margin-left: auto;

        font-size: 12px;
    }

    .price-card .btn {
        width: 100%;
        margin-top: auto;
    }

    .pricing-section .note {
        text-align: center;
        font-size: 13px;
        color: var(--text-3);
        margin-top: 12px;
    }

    /* ====== NEWS / CMS ====== */
    .news-section {
        background: var(--bg-soft);
        padding-bottom: 90px;
    }

    .news-wrapper {
        display: grid;
        grid-template-columns: 1fr 1.2fr;
        gap: 24px;
        align-items: start;
    }

    .news-feature-card {
        grid-column: auto;

        border-radius: 22px;
        overflow: hidden;
        border: 1px solid var(--line);
        background: rgba(8, 14, 26, 0.8);
        box-shadow: 0 12px 30px rgba(0, 0, 0, 0.28);
        position: relative;
        transition: transform 0.3s ease, box-shadow 0.3s;
    }

    .news-feature-card:hover {
        transform: translateY(-4px);
        box-shadow: 0 18px 42px rgba(0, 0, 0, 0.4);
    }

    .news-feature-card__link {
        display: block;
        height: 100%;
        color: var(--text);
        text-decoration: none;
        overflow: hidden;
    }

    .news-feature-card__thumb {
        height: 220px;
        background-position: center;
        background-size: cover;
        position: relative;
        border-radius: 0;
    }

    .news-feature-card__thumb:after {
        content: '';
        position: absolute;
        left: 0;
        right: 0;
        bottom: 0;
        height: 50%;
        background: linear-gradient(to bottom, transparent, rgba(5, 10, 19, 0.7));
    }

    .news-feature-card__content {
        padding: 22px 24px 20px;
        position: relative;
        z-index: 1;
    }

    .news-feature-card .news-tag {
        margin-bottom: 12px;
        display: inline-block;
    }

    .news-feature-card h3 {
        font-size: 20px;
        line-height: 1.4;
        font-weight: 600;
        color: var(--text);
        margin-bottom: 8px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-feature-card p {
        color: var(--text-3);
        font-size: 14px;
        line-height: 1.7;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-feature-card .news-meta {
        margin-top: 12px;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .news-side-list {
        display: flex;
        flex-direction: column;
        gap: 12px;
        max-height: 560px;
        overflow-y: auto;
        padding-right: 4px;
        scrollbar-width: thin;
        scrollbar-color: rgba(255, 255, 255, 0.15) transparent;
    }

    .news-item--row {
        background: rgba(8, 14, 26, 0.62);
        border: 1px solid var(--line-light);
        padding: 16px 20px;
        border-radius: 16px;
        display: flex;
        flex-direction: column;
        position: relative;
        transition: all 0.25s ease;
    }

    .news-item--row:hover {
        border-color: rgba(15, 224, 192, 0.3);
        background: rgba(8, 14, 26, 0.9);
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    }

    .news-item--row .news-tag {
        font-size: 11px;
        color: var(--text-2);
        background: rgba(255, 255, 255, 0.04);
        border: 1px solid var(--line-light);
        display: inline-flex;
        align-self: flex-start;
        margin-bottom: 8px;
        padding: 2px 10px;
        border-radius: 999px;
    }

    .news-item--row h4 {
        font-size: 16px;
        font-weight: 500;
        color: var(--text);
        line-height: 1.5;

        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin-bottom: 6px;
    }

    .news-item--row p {
        color: var(--text-3);
        font-size: 13px;
        line-height: 1.6;

        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-meta {
        font-size: 13px;
        color: var(--text-3);
        display: flex;
        align-items: center;
        gap: 17px;
        margin-top: 10px;
    }

    .news-meta a {
        margin-left: auto;
        color: var(--primary);
        font-weight: 500;
        display: inline-flex;
        align-items: center;
        gap: 5px;
        font-size: 12px;
    }

    .news-meta a:hover {
        gap: 8px;
        color: var(--cta);
        transition: all .3s;
    }

    .news-tag {
        display: inline-flex;
        align-items: center;
        padding: 2px 12px;
        border-radius: 999px;
        font-size: 12px;
        font-weight: 600;
        color: var(--primary);
        background: rgba(15, 224, 192, 0.08);
        border: 1px solid rgba(15, 224, 192, 0.25);
    }

    .news-empty {
        text-align: center;
        padding: 40px 0;
        font-size: 16px;
        color: var(--text-3);
        background: rgba(255, 255, 255, 0.02);
        border-radius: 20px;
        border: 1px dashed var(--line);
    }

    /* ====== FAQ ====== */
    .faq-section {
        background: var(--bg);
    }

    .faq-wrapper {
        max-width: 760px;
        margin: 0 auto;
    }

    .faq-item {
        margin-bottom: 14px;
        background: rgba(18, 28, 46, 0.55);
        backdrop-filter: blur(10px);
        border-radius: 14px;
        border: 1px solid var(--line-light);
        transition: border-color 0.3s, box-shadow 0.3s;
        overflow: hidden;
    }

    .faq-item:hover {
        border-color: rgba(255, 255, 255, 0.18);
    }

    .faq-item details {
        padding: 0;
    }

    .faq-item summary {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px 26px;
        cursor: pointer;
        font-weight: 600;
        font-size: 17px;
        color: var(--text);
        list-style: none;
        transition: background .2s;
    }

    .faq-item summary::-webkit-details-marker {
        display: none;
    }

    .faq-item summary:hover {
        background: rgba(15, 224, 192, 0.03);
    }

    .faq-icon {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 30px;
        height: 30px;
        border-radius: 50%;
        border: 1px solid var(--line);
        background: rgba(255, 255, 255, 0.03);
        color: var(--primary);
        font-size: 16px;
        flex-shrink: 0;
        transition: transform 0.3s ease;
    }

    .faq-content {
        padding: 0 26px 22px;
        font-size: 14px;
        color: var(--text-2);
        line-height: 1.85;
    }

    .faq-item[open] summary .faq-icon {
        transform: rotate(45deg);
        background: rgba(15, 224, 192, 0.1);
        border-color: rgba(15, 224, 192, 0.3);
    }

    .faq-item[open] summary {
        border-bottom: 1px solid var(--line-light);
    }

    /* ====== CTA BANNER ====== */
    .cta-banner-section {
        background: var(--bg);
        padding-top: 40px;
    }

    .cta-banner {
        background: radial-gradient(circle at 20% 20%, rgba(15, 224, 192, 0.12), transparent 60%);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: 20px;
        padding: 50px 45px;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
        gap: 28px;
        background-color: rgba(10, 18, 30, 0.8);
    }

    .cta-banner__title {
        font-size: clamp(21px, 3vw, 30px);
        font-weight: 700;
        margin-bottom: 8px;
        line-height: 1.4;
        letter-spacing: -0.3px;
    }

    .cta-banner__text {
        font-size: 15px;
        color: var(--text-2);
        max-width: 500px;
    }

    /* ====== FOOTER ====== */
    .site-footer {
        background: #04070f;
        border-top: 1px solid rgba(255, 255, 255, 0.05);
    }

    .footer-top {
        padding: 48px 0 28px;
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        gap: 30px;
        flex-wrap: wrap;
    }

    .footer-brand {
        max-width: 360px;
    }

    .footer-brand .logo__text {
        font-size: 24px;
    }

    .footer-brand .logo__text strong {
        color: var(--primary);
    }

    .footer-brand .logo__sub {
        font-size: 15px;
        color: var(--text-2);
        margin-top: 3px;
    }

    .footer-brand p {
        font-size: 13px;
        color: var(--text-3);
        margin-top: 14px;
        line-height: 1.7;
    }

    .footer-links {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr;
        gap: 40px;
        flex-wrap: wrap;
    }

    .footer-links__group {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    .footer-links__title {
        font-size: 16px;
        font-weight: 600;
        color: var(--text);
        margin-bottom: 9px;
    }

    .footer-links a {
        color: var(--text-2);
        font-size: 14px;
        text-decoration: none;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }

    .footer-links a:hover {
        color: var(--primary);
    }

    .footer-links a i {
        font-size: 10px;
        color: var(--primary);
    }

    .footer-bottom {
        padding: 16px 0;
        border-top: 1px solid rgba(255, 255, 255, 0.04);
        color: var(--text-3);
        font-size: 13px;
        display: flex;
        flex-wrap: wrap;
        justify-content: space-between;
        gap: 10px;
        align-items: center;
    }

    .footer-bottom a {
        color: var(--text-3);
    }

    .footer-bottom a:hover {
        color: var(--primary);
    }

    /* ====== FLOATING ====== */
    .float-cta {
        position: fixed;
        bottom: 24px;
        right: 24px;
        z-index: 75;
        border-radius: 999px;
        padding: 0;
        box-shadow: 0 4px 30px rgba(0, 0, 0, 0.4);
        transition: opacity .3s, transform .3s, box-shadow .3s;
        opacity: 0;
        animation: floatCTA 3s ease-in-out 1s 3 alternate;
    }

    .float-cta:hover {
        transform: scale(1.04);
        box-shadow: 0 8px 40px rgba(15, 224, 192, 0.45);
        background: linear-gradient(135deg, #10d9b0, #22b59d);
    }

    .float-cta.show {
        opacity: 1;
        transform: translateY(0);
    }

    @keyframes floatCTA {
        0% {
            transform: translateY(0) scale(1);
        }
        100% {
            transform: translateY(-8px) scale(1.03);
        }
    }

    /* ====== REVEAL ON SCROLL ====== */
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.5s ease, transform 0.5s ease;
        will-change: opacity, transform;
    }

    .reveal.reveal-visible {
        opacity: 1;
        transform: none;
    }

    /* ====== RESPONSIVE ====== */
    @media (max-width: 1024px) {
        .hero {
            padding: 130px 0 70px;
        }
        .hero__inner {
            flex-direction: column;
            gap: 60px;
        }
        .hero__content {
            width: 100%;
        }
        .hero__visual {
            width: 100%;
        }
        .terminal-card {
            max-width: 100%;
        }
        .hero__visual-fix:after {
            position: absolute;
            top: -20px;
            right: 40px;
        }
        .main-nav {
            display: none;
        }
        .hamburger {
            display: flex;
        }
        .section-padding {
            padding: 80px 0;
        }
        .feature-block {
            flex-direction: column;
            gap: 40px;
        }
        .feature-block--reverse {
            flex-direction: column;
        }
        .demo-steps {
            grid-template-columns: repeat(2, 1fr);
        }
        .pricing-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .price-card.premium {
            transform: scale(1);
            grid-column: span 1;
            order: -1;
        }
        .news-wrapper {
            grid-template-columns: 1fr;
        }
        .news-feature-card {
            grid-column: auto;
        }
        .news-side-list {
            max-height: none;
        }
        .feedback-grid {
            grid-template-columns: 1fr;
        }
        .footer-top,
        .footer-bottom {
            flex-direction: column;
        }
        .statbar__inner {
            justify-content: center;
        }
        .footer-links {
            gap: 30px;
        }
    }

    @media (max-width: 768px) {
        .site-header__inner {
            padding: 0 10px;
        }
        .nav-cta .nav-status {
            display: none;
        }
        .hero {
            padding-top: 110px;
        }
        .hero__title {
            font-size: 30px;
        }
        .hero__subtitle {
            font-size: 15px;
        }
        .hero__trust-list {
            gap: 11px;
        }
        .hero__trust-item {
            font-size: 13px;
        }
        .hero__actions .btn {
            padding: 0 18px;
            font-size: 14px;
        }
        .section-header p {
            font-size: 15px;
        }
        .section-padding {
            padding: 64px 0;
        }
        .container {
            padding: 0 20px;
        }
        .terminal-card {
            width: 100%;
        }
        .hero__visual-fix:after {
            top: -20px;
        }
        .demo-steps {
            grid-template-columns: 1fr;
            gap: 18px;
        }
        .pricing-grid {
            grid-template-columns: 1fr;
        }
        .price-card {
            min-height: auto;
        }
        .price-card.premium {
            order: 0;
        }
        .faq-item summary {
            padding: 18px 18px;
            font-size: 15px;
        }
        .faq-content {
            padding: 0 22px 24px;
        }
        .cta-banner {
            padding: 36px 24px;
        }
        .btn {
            min-height: 44px;
        }
        .footer-links {
            grid-template-columns: 1fr 1fr;
            width: 100%;
            gap: 28px;
        }
        .float-cta {
            width: 52px;
            font-size: 14px;
            bottom: 20px;
            right: 16px;
            padding: 0;
            justify-content: center;
            min-height: 48px;
        }
        .float-cta span {
            display: none;
        }
        .float-cta i {
            margin: 0;
        }
        .statbar__inner {
            gap: 12px 30px;
            justify-content: center;
            padding: 16px 6px;
        }
    }
    @media (max-width: 420px) {
        .hero__title {
            font-size: 25px;
        }
        .hero__actions .btn {
            padding: 0 16px;
            width: 100%;
            justify-content: center;
        }
        .hero__trust-list {
            flex-direction: column;
            gap: 6px;
        }
        .footer-links {
            grid-template-columns: 1fr;
        }
        .logo__text {
            font-size: 20px;
            flex-wrap: wrap;
        }
        .logo__badge {
            display: none;
        }
    }

/* roulang page: article */
:root{
    --bg:#050a13;
    --bg-soft:#0b1322;
    --bg-card:rgba(18,28,46,.72);
    --glass:rgba(255,255,255,.05);
    --glass-strong:rgba(14,20,34,.8);
    --line:rgba(190,230,255,.16);
    --line-light:rgba(255,255,255,.09);
    --primary:#0fe0c0;
    --primary-deep:#0a9a96;
    --info:#4aa8ff;
    --cta:#ffb347;
    --cta-deep:#f28f2b;
    --danger:#e85d75;
    --success:#27d96f;
    --text:#e9f2fa;
    --text-2:#b7c7de;
    --text-3:#788ca6;
    --radius-lg:20px;
    --radius-md:12px;
    --radius-sm:10px;
    --shadow-lg:0 10px 30px rgba(0,0,0,.25);
    --serif:Georgia,"Times New Roman",serif;
    --font:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
    font-family:var(--font);
    background:var(--bg);
    color:var(--text);
    line-height:1.75;
    font-size:16px;
    min-height:100vh;
    overflow-x:hidden;
}
body::before{
    content:"";
    position:fixed;
    top:-200px;
    right:-140px;
    width:540px;
    height:540px;
    background:radial-gradient(ellipse,rgba(15,224,192,.14),transparent 65%);
    pointer-events:none;
    z-index:0;
}
body::after{
    content:"";
    position:fixed;
    bottom:-160px;
    left:-120px;
    width:500px;
    height:400px;
    background:radial-gradient(ellipse,rgba(76,168,255,.08),transparent 65%);
    pointer-events:none;
    z-index:0;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;border:none;background:none;color:inherit;cursor:pointer}
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 24px;position:relative;z-index:2}
section,main{position:relative;z-index:1}
::selection{background:rgba(15,224,192,.3);color:#fff}
::-webkit-scrollbar{width:10px;height:8px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#182b44;border-radius:20px}
::-webkit-scrollbar-thumb:hover{background:var(--primary-deep)}

/* Buttons */
.btn{
    position:relative;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    min-height:46px;
    padding:0 24px;
    border-radius:var(--radius-md);
    font-size:15px;
    font-weight:600;
    letter-spacing:.02em;
    transition:all .28s cubic-bezier(.23,.73,.35,1.25);
    border:1px solid transparent;
    cursor:pointer;
    white-space:nowrap;
}
.btn i{font-size:15px;color:inherit}
.btn-primary{
    background:linear-gradient(135deg,var(--cta),#ff8d4d);
    color:#09080c;
    box-shadow:0 0 18px rgba(255,150,60,.3);
}
.btn-primary:hover{
    filter:brightness(1.06);
    transform:translateY(-2px) scale(1.01);
    box-shadow:0 0 28px rgba(255,150,60,.52);
}
.btn-primary:active{transform:translateY(0) scale(.98);filter:brightness(.96)}
.btn-ghost{
    background:rgba(15,224,192,.06);
    border-color:rgba(15,224,192,.28);
    color:#d9f8f1;
    box-shadow:inset 0 0 0 0 rgba(15,224,192,.06);
}
.btn-ghost:hover{
    background:rgba(15,224,192,.14);
    border-color:rgba(15,224,192,.6);
    box-shadow:0 0 24px rgba(15,224,192,.16);
    transform:translateY(-2px);
}
.btn-ghost:active{transform:translateY(0) scale(.98)}
.btn-dark{
    background:rgba(255,255,255,.08);
    border:1px solid var(--line);
    color:var(--text);
}
.btn-dark:hover{
    background:var(--glass);
    border-color:var(--line);
    transform:translateY(-2px);
}
.btn-block{width:100%}
.btn:focus-visible,a:focus-visible,details summary:focus-visible{
    outline:2px solid var(--primary);
    outline-offset:3px;
    border-radius:6px;
}

/* Header */
.site-header{
    position:fixed;
    top:0;
    left:0;
    right:0;
    z-index:80;
    height:72px;
    background:rgba(5,10,19,.88);
    backdrop-filter:blur(16px);
    -webkit-backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line-light);
}
.header-inner{
    height:72px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    position:relative;
    z-index:2;
    gap:12px;
}
.logo{
    display:inline-flex;
    align-items:center;
    gap:10px;
    flex-shrink:0;
}
.logo__icon{
    width:38px;
    height:38px;
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:12px;
    background:linear-gradient(135deg,rgba(15,224,192,.25),rgba(15,224,192,.06));
    border:1px solid rgba(15,224,192,.4);
    color:var(--primary);
    box-shadow:0 0 18px rgba(15,224,192,.18);
    font-size:18px;
}
.logo__text{
    font-size:21px;
    font-weight:400;
    letter-spacing:.08em;
    color:var(--text);
    line-height:1.1;
}
.logo__text strong{
    font-weight:800;
    color:#fff;
    letter-spacing:.04em;
}
.main-nav{display:flex;align-items:center;gap:4px;margin:0 auto;padding:0 12px}
.main-nav a{
    position:relative;
    padding:9px 16px;
    font-size:15px;
    font-weight:500;
    color:var(--text-2);
    border-radius:8px;
    transition:color .22s ease,background .22s ease;
    white-space:nowrap;
}
.main-nav a::after{
    content:"";
    position:absolute;
    left:16px;
    right:16px;
    bottom:3px;
    height:2px;
    background:var(--primary);
    border-radius:99px;
    transform:scaleX(0);
    transform-origin:center;
    transition:transform .28s cubic-bezier(.2,.85,.32,1.2);
    box-shadow:0 0 10px rgba(15,224,192,.7);
}
.main-nav a:hover{color:#fff}
.main-nav a:hover::after{transform:scaleX(.7)}
.main-nav a.active{color:#fff;font-weight:600}
.main-nav a.active::after{transform:scaleX(1)}
.header-cta{display:flex;align-items:center;gap:12px;flex-shrink:0}
.online-badge{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:5px 12px;
    font-size:12px;
    color:var(--text-2);
    background:rgba(15,224,192,.07);
    border:1px solid rgba(15,224,192,.26);
    border-radius:999px;
    white-space:nowrap;
}
.online-badge i{
    font-size:6px;
    color:var(--success);
    filter:drop-shadow(0 0 5px rgba(39,217,111,.8));
    animation:pulse-dot 2s infinite;
}
.nav-cta{
    display:inline-flex;
    align-items:center;
    gap:6px;
    height:40px;
    padding:0 18px;
    border-radius:999px;
    background:linear-gradient(135deg,var(--cta),#ff8d54);
    color:#09080c;
    font-size:14px;
    font-weight:600;
    box-shadow:0 0 14px rgba(255,150,60,.25);
    transition:all .25s ease;
    white-space:nowrap;
}
.nav-cta:hover{
    filter:brightness(1.08);
    box-shadow:0 0 22px rgba(255,160,74,.4);
    transform:translateY(-1px);
}
.menu-toggle{
    width:42px;
    height:42px;
    border:1px solid var(--line);
    border-radius:12px;
    background:var(--glass);
    color:var(--text-2);
    display:none;
    align-items:center;
    justify-content:center;
    font-size:18px;
}
.menu-toggle:hover{border-color:rgba(15,224,192,.5);color:#fff}
.menu-toggle:focus-visible{outline:2px solid var(--primary);}
.nav-overlay{
    position:fixed;
    inset:0;
    background:rgba(3,6,12,.58);
    z-index:75;
    backdrop-filter:blur(3px);
    visibility:hidden;
    opacity:0;
    transition:opacity .25s ease,visibility .25s ease;
}

/* Page Article */
.article-root{
    padding-top:72px;
    background-image:
        linear-gradient(rgba(3,8,14,.86),rgba(5,10,19,.94)),
        url('/assets/images/backpic/back-2.png');
    background-size:cover;
    background-position:center;
    background-attachment:fixed;
}
.breadcrumb{
    display:flex;
    align-items:center;
    gap:8px;
    flex-wrap:wrap;
    padding:28px 0 0;
    font-size:14px;
    color:var(--text-3);
}
.breadcrumb a{
    color:var(--text-2);
    transition:color .2s;
}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb i{
    font-size:10px;
    opacity:.7;
}
.breadcrumb .crumb-now{
    color:var(--text-3);
    max-width:280px;
    overflow:hidden;
    white-space:nowrap;
    text-overflow:ellipsis;
    display:inline-block;
}

.article-shell{
    background:rgba(8,13,22,.44);
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    box-shadow:var(--shadow-lg),0 0 0 1px rgba(255,255,255,.02);
    backdrop-filter:blur(8px);
    padding:56px 48px 40px;
    margin:20px 0 68px;
}
.article-head{
    max-width:852px;
    margin:0 auto;
    text-align:left;
}
.article-head__top{
    display:flex;
    align-items:center;
    justify-content:flex-start;
    gap:10px;
    flex-wrap:wrap;
    margin-bottom:14px;
}
.category-chip{
    display:inline-flex;
    align-items:center;
    gap:6px;
    padding:4px 12px;
    border-radius:999px;
    background:rgba(15,224,192,.11);
    border:1px solid rgba(15,224,192,.32);
    color:var(--primary);
    font-size:13px;
    font-weight:600;
}
.article-head__top .dot{width:4px;height:4px;border-radius:50%;background:var(--text-3);opacity:.6}
.article-meta-date{
    font-size:13px;
    color:var(--text-3);
    display:inline-flex;
    align-items:center;
    gap:6px;
}
.article-head h1{
    font-size:42px;
    line-height:1.22;
    font-weight:700;
    color:#fff;
    margin:18px 0 20px;
    letter-spacing:-.01em;
}
.article-head h1::before{
    content:"";
    display:inline-block;
    width:6px;
    height:28px;
    background:linear-gradient(180deg,var(--cta),rgba(255,141,77,.35));
    border-radius:99px;
    margin-right:16px;
    vertical-align:-4px;
    box-shadow:0 0 16px rgba(255,160,74,.4);
}
.article-summary{
    max-width:760px;
    padding:17px 20px;
    border-left:3px solid var(--primary);
    margin-top:8px;
    background:linear-gradient(90deg,rgba(15,224,192,.09),transparent 72%);
    border-radius:0 12px 12px 0;
    color:var(--text-2);
    font-size:15px;
    line-height:1.75;
}
.article-main{
    max-width:852px;
    margin:0 auto;
    width:100%;
}
.article-body{
    border-top:1px dashed rgba(190,230,255,.14);
    margin-top:38px;
    padding-top:38px;
    color:#c8d8ea;
    font-size:16px;
    line-height:1.9;
    word-wrap:break-word;
}
.article-body h1,.article-body h2,.article-body h3,.article-body h4{
    color:#fff;
    line-height:1.4;
    font-weight:700;
    margin:2.2em 0 .8em;
    letter-spacing:-.01em;
}
.article-body h2{
    font-size:26px;
    padding-left:15px;
    border-left:4px solid var(--primary);
    background:linear-gradient(90deg,rgba(15,224,192,.1),transparent 65%);
    border-radius:0 8px 8px 0;
}
.article-body h3{
    font-size:21px;
    color:rgba(255,255,255,.95);
    margin-top:2em;
    margin-bottom:.7em;
}
.article-body h4{
    font-size:18px;
    color:var(--text);
    margin-top:1.8em;
}
.article-body p{
    margin-bottom:1.6em;
    font-size:16px;
    line-height:1.9;
}
.article-body a{
    color:var(--primary);
    border-bottom:1px solid transparent;
    transition:border-color .2s;
}
.article-body a:hover{border-bottom-color:var(--primary)}
.article-body img{
    border-radius:14px;
    border:1px solid var(--line);
    box-shadow:var(--shadow-lg);
    margin:30px auto;
    max-height:480px;
    object-fit:cover;
    background:linear-gradient(135deg,#0a1422,#111c2e);
}
.article-body strong{color:#fff;font-weight:600}
.article-body ul,.article-body ol{
    margin:1.4em 0 1.8em;
    padding-left:1.4em;
    color:var(--text-2);
}
.article-body ul li{
    margin-bottom:.55em;
    position:relative;
    list-style:none;
    padding-left:1.4em;
}
.article-body ul li::before{
    content:"";
    position:absolute;
    left:0;
    top:.58em;
    width:8px;
    height:8px;
    border-radius:3px;
    background:linear-gradient(135deg,var(--primary),rgba(15,224,192,.5));
}
.article-body ol li{
    list-style:none;
    counter-increment:item;
    margin-bottom:.55em;
    padding-left:2em;
    position:relative;
}
.article-body ol{
    counter-reset:item;
}
.article-body ol li::before{
    content:counter(item,decimal-leading-zero);
    position:absolute;
    left:0;
    color:var(--primary);
    font-size:14px;
    font-weight:600;
    letter-spacing:.04em;
    top:.2em;
}
.article-body blockquote{
    margin:2em 0;
    padding:20px 24px;
    background:rgba(15,224,192,.06);
    border:1px solid rgba(15,224,192,.18);
    border-left:4px solid var(--primary);
    border-radius:0 14px 14px 0;
    color:var(--text-2);
    font-size:15px;
    box-shadow:0 8px 22px rgba(0,0,0,.18);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body blockquote::before{
    content:"\f10d";
    font-family:"Font Awesome 6 Free";
    font-weight:900;
    color:rgba(15,224,192,.6);
    margin-right:8px;
}
.article-body table{
    width:100%;
    border-collapse:separate;
    border-spacing:0;
    margin:2em 0;
    border-radius:14px;
    overflow:hidden;
    background:rgba(8,13,22,.7);
    box-shadow:var(--shadow-lg);
}
.article-body th,.article-body td{
    padding:13px 16px;
    border-bottom:1px solid rgba(255,255,255,.08);
    text-align:left;
    font-size:15px;
    color:var(--text-2);
}
.article-body thead th{
    background:rgba(15,224,192,.1);
    color:#fff;
    font-weight:600;
}
.article-body tr:last-child td{border-bottom:none}
.article-body code{
    background:rgba(255,255,255,.07);
    border:1px solid rgba(255,255,255,.08);
    padding:2px 7px;
    border-radius:6px;
    font-size:14px;
    color:#ffd79b;
}
.article-body pre{
    background:rgba(3,6,12,.85);
    border:1px solid rgba(190,230,255,.16);
    padding:22px 24px;
    border-radius:14px;
    margin:2em 0;
    overflow:auto;
}
.article-body pre code{background:none;border:none;color:var(--text-2)}
.article-body hr{
    border:none;
    height:1px;
    background:linear-gradient(90deg,transparent,rgba(255,255,255,.12),transparent);
    margin:2.6em 0;
}

.article-footer-nav{
    display:flex;
    align-items:center;
    justify-content:space-between;
    flex-wrap:wrap;
    gap:14px;
    margin-top:48px;
    padding-top:30px;
    border-top:1px solid rgba(255,255,255,.08);
}
.link-line{
    display:inline-flex;
    align-items:center;
    gap:7px;
    color:var(--text-2);
    font-size:15px;
    transition:color .2s ease,gap .2s ease;
}
.link-line i{font-size:12px;color:var(--primary)}
.link-line:hover{color:var(--primary)}
.link-line.wide{letter-spacing:.02em}
.link-line.wide:hover i{transform:translateX(2px)}

/* Empty State */
.empty-state{
    max-width:720px;
    margin:40px auto 68px;
    text-align:center;
    padding:74px 36px;
    background:rgba(8,13,22,.66);
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    backdrop-filter:blur(12px);
    box-shadow:var(--shadow-lg);
}
.empty-state__icon{
    width:88px;
    height:88px;
    margin:0 auto 24px;
    display:flex;
    align-items:center;
    justify-content:center;
    border-radius:50%;
    background:rgba(15,224,192,.08);
    border:1px solid rgba(15,224,192,.3);
    color:var(--primary);
    font-size:30px;
    box-shadow:0 0 30px rgba(15,224,192,.15);
}
.empty-state h2{
    font-size:30px;
    margin-bottom:12px;
    color:#fff;
}
.empty-state p{
    color:var(--text-2);
    font-size:15px;
    max-width:380px;
    margin:0 auto 28px;
}
.article-empty-breadcrumb{
    height:120px;
}

/* Related */
.related-section{
    position:relative;
    overflow:hidden;
}
.related-section::before{
    content:"";
    position:absolute;
    top:0;
    right:0;
    width:440px;
    height:300px;
    background:radial-gradient(ellipse,rgba(255,179,71,.07),transparent 62%);
    pointer-events:none;
}
.section-head{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:18px;
    flex-wrap:wrap;
    margin-bottom:36px;
}
.section-head .section-head__left{max-width:620px}
.section-tag{
    display:inline-flex;
    align-items:center;
    gap:8px;
    font-size:12px;
    font-weight:600;
    letter-spacing:.08em;
    color:var(--primary);
    text-transform:uppercase;
    margin-bottom:8px;
}
.section-tag::before{
    content:"";
    width:24px;
    height:1px;
    background:linear-gradient(90deg,var(--primary),transparent);
}
.section-head h2{
    font-size:32px;
    font-weight:700;
    line-height:1.25;
    color:#fff;
    margin-bottom:6px;
    letter-spacing:-.02em;
}
.section-head .lead{
    color:var(--text-2);
    font-size:15px;
    line-height:1.7;
}
.related-grid{
    display:grid;
    grid-template-columns:1fr 1fr 1fr;
    gap:22px;
    margin-top:4px;
}
.related-card{
    display:flex;
    flex-direction:column;
    background:var(--bg-card);
    border:1px solid var(--line);
    border-radius:var(--radius-lg);
    overflow:hidden;
    backdrop-filter:blur(12px);
    transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
    box-shadow:0 8px 22px rgba(0,0,0,.2);
}
.related-card:hover{
    transform:translateY(-6px);
    border-color:rgba(15,224,192,.42);
    box-shadow:var(--shadow-lg),0 0 24px rgba(15,224,192,.1);
}
.related-card__cover{
    position:relative;
    aspect-ratio:16/9;
    overflow:hidden;
    background:linear-gradient(135deg,#0a1422,#0c1d33);
}
.related-card__cover img{
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform .45s ease;
}
.related-card:hover .related-card__cover img{
    transform:scale(1.045);
}
.tag-chip{
    position:absolute;
    left:14px;
    top:14px;
    padding:4px 12px;
    background:rgba(5,10,19,.76);
    border:1px solid rgba(15,224,192,.34);
    border-radius:99px;
    color:var(--primary);
    font-size:12px;
    font-weight:500;
    backdrop-filter:blur(6px);
    letter-spacing:.02em;
}
.related-card__body{
    padding:20px 20px 12px;
    flex:1;
}
.related-card__body h3{
    font-size:16px;
    line-height:1.55;
    color:#fff;
    font-weight:600;
    margin-bottom:10px;
    transition:color .2s;
    display:-webkit-box;
    -webkit-box-orient:vertical;
    -webkit-line-clamp:2;
    overflow:hidden;
}
.related-card:hover .related-card__body h3{
    color:var(--primary);
}
.related-card__body p{
    font-size:14px;
    color:var(--text-2);
    line-height:1.7;
    display:-webkit-box;
    -webkit-box-orient:vertical;
    -webkit-line-clamp:2;
    overflow:hidden;
    margin-bottom:14px;
}
.related-card__foot{
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:12px 20px;
    border-top:1px solid rgba(255,255,255,.05);
    font-size:12px;
    color:var(--text-3);
}
.related-card__foot span{display:inline-flex;align-items:center;gap:5px}
.related-card__foot i{color:var(--text-3);font-size:11px}

/* Bottom CTA */
.bottom-cta{
    margin-top:80px;
    padding:58px 0 64px;
}
.cta-panel{
    background:
        linear-gradient(115deg,rgba(15,224,192,.12),rgba(6,11,20,.85) 56%),
        radial-gradient(ellipse at 82% 20%,rgba(255,179,71,.15),transparent 55%),
        url('/assets/images/backpic/back-3.png') center/cover;
    border:1px solid rgba(190,230,255,.18);
    border-radius:26px;
    padding:44px 52px;
    position:relative;
    overflow:hidden;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:28px;
    flex-wrap:wrap;
    box-shadow:var(--shadow-lg);
}
.cta-panel::before{
    content:"";
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:2px;
    background:linear-gradient(90deg,rgba(15,224,192,0),rgba(15,224,192,.7),rgba(15,224,192,0));
}
.cta-panel h3{
    color:#fff;
    font-size:30px;
    line-height:1.3;
    font-weight:700;
    margin-bottom:12px;
    letter-spacing:-.01em;
}
.cta-panel p{color:var(--text-2);max-width:520px}
.cta-panel .btn{min-width:146px}

/* Footer */
.site-footer{
    background:linear-gradient(180deg,#04070f,#070c15);
    border-top:1px solid rgba(255,255,255,.06);
    position:relative;
    z-index:2;
    margin-top:32px;
}
.site-footer .footer-top{
    display:flex;
    gap:50px;
    justify-content:space-between;
    padding:60px 0 40px;
    flex-wrap:wrap;
}
.footer-brand{max-width:300px;flex:1 1 260px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand .logo__icon{
    width:36px;
    height:36px;
    font-size:17px;
}
.footer-brand p{
    color:var(--text-3);
    font-size:14px;
    line-height:1.8;
    margin-top:4px;
}
.footer-links{
    display:grid;
    grid-template-columns:repeat(3,minmax(130px,1fr));
    gap:40px;
    flex:1 1 620px;
}
.footer-links__group{
    display:flex;
    flex-direction:column;
    align-items:flex-start;
    gap:10px;
}
.footer-links__title{
    color:#fff;
    font-size:15px;
    font-weight:600;
    margin-bottom:8px;
    letter-spacing:.02em;
}
.footer-links__group a{
    font-size:14px;
    color:var(--text-2);
    transition:color .2s ease,padding-left .2s ease;
}
.footer-links__group a:hover{
    color:var(--primary);
    padding-left:4px;
}
.footer-bottom{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:space-between;
    gap:10px;
    border-top:1px solid rgba(255,255,255,.05);
    padding:20px 0;
    color:var(--text-3);
    font-size:13px;
}
.footer-bottom span{display:inline-flex;align-items:center;gap:5px}

/* Float CTA */
.float-cta{
    position:fixed;
    z-index:60;
    right:32px;
    bottom:32px;
    display:flex;
    align-items:center;
    gap:8px;
    height:52px;
    padding:0 22px;
    background:linear-gradient(135deg,var(--cta),#ff8d54);
    border-radius:999px;
    box-shadow:0 0 24px rgba(255,150,60,.4);
    color:#08080c;
    font-weight:600;
    font-size:15px;
    opacity:0;
    visibility:hidden;
    transform:translateY(14px);
    transition:all .3s ease;
}
.float-cta.show{
    opacity:1;
    visibility:visible;
    transform:translateY(0);
}
.float-cta:hover{
    transform:translateY(-3px);
    box-shadow:0 0 30px rgba(255,160,74,.58);
}
.float-cta i{font-size:12px}

/* Animations */
@keyframes pulse-dot{
    0%,100%{box-shadow:0 0 2px rgba(39,217,111,.9)}
    50%{box-shadow:0 0 9px rgba(39,217,111,.75)}
}
@keyframes borderFlow{
    0%{background-position:0% 50%}
    100%{background-position:200% 50%}
}

/* Responsive */
@media (max-width:1024px){
    .related-grid{grid-template-columns:1fr 1fr;gap:18px}
    .main-nav{padding:0 4px;margin:0 auto}
    .main-nav a{padding:8px 12px;font-size:14px}
    .online-badge{display:none}
    .header-inner{padding:0 18px;gap:10px}
}
@media (max-width:860px){
    .menu-toggle{display:flex}
    .header-cta .nav-cta{display:none}
    .main-nav{
        position:fixed;
        top:72px;
        right:0;
        bottom:0;
        width:min(320px,82vw);
        background:rgba(7,12,21,.97);
        backdrop-filter:blur(18px);
        flex-direction:column;
        align-items:stretch;
        margin:0;
        padding:28px 18px 40px;
        gap:2px;
        border-left:1px solid var(--line);
        transform:translateX(100%);
        transition:transform .32s ease;
        overflow-y:auto;
    }
    body.nav-open .main-nav{transform:translateX(0)}
    .main-nav a{
        padding:14px 18px;
        font-size:16px;
        border-radius:14px;
        width:100%;
        display:flex;
        justify-content:center;
    }
    .main-nav a::after{display:none}
    .main-nav a:hover{background:rgba(15,224,192,.08)}
    .main-nav a.active{background:rgba(15,224,192,.1)}
    body.nav-open .nav-overlay{
        visibility:visible;
        opacity:1;
    }
    body.nav-open{overflow:hidden}
    .article-shell{padding:38px 28px 30px}
}
@media (max-width:680px){
    .container{padding:0 20px}
    .article-root{padding-top:64px}
    .site-header,.header-inner{height:64px}
    .header-inner{flex-wrap:nowrap}
    .logo__icon{width:34px;height:34px;font-size:15px;border-radius:10px}
    .logo__text{font-size:19px}
    .main-nav{top:64px}
    .breadcrumb{padding:18px 0 0;font-size:13px}
    .article-shell{
        margin:0 0 46px;
        padding:30px 20px 22px;
        border-radius:16px;
    }
    .article-head h1{
        font-size:28px;
        line-height:1.3;
        margin-top:14px;
    }
    .article-head h1::before{
        width:5px;
        height:24px;
        margin-right:10px;
    }
    .article-summary{
        padding:12px 14px;
        font-size:14px;
    }
    .article-body{
        font-size:15px;
        line-height:1.85;
        margin-top:28px;
        padding-top:28px;
    }
    .article-body h2{
        font-size:21px;
    }
    .article-body h3{
        font-size:19px;
    }
    .article-body p{font-size:15px}
    .article-footer-nav{
        flex-direction:column;
        align-items:stretch;
        gap:12px;
    }
    .article-footer-nav .btn{width:100%}
    .related-grid{grid-template-columns:1fr;gap:16px}
    .section-head h2{font-size:25px}
    .cta-panel{
        padding:34px 24px;
        flex-direction:column;
        align-items:flex-start;
    }
    .cta-panel h3{font-size:23px}
    .cta-panel .btn{width:100%}
    .footer-top{
        flex-direction:column;
        gap:36px;
        padding:44px 0 28px;
    }
    .footer-links{
        grid-template-columns:repeat(2,1fr);
        gap:26px;
    }
    .footer-bottom{
        flex-direction:column;
        justify-content:flex-start;
        align-items:flex-start;
        gap:6px;
    }
    .float-cta{
        right:16px;
        bottom:18px;
        height:52px;
        width:52px;
        padding:0;
        justify-content:center;
        border-radius:50%;
        font-size:0;
        background:var(--bg-soft);
        border:1px solid rgba(255,179,71,.6);
        box-shadow:0 8px 22px rgba(0,0,0,.36),0 0 0 1px rgba(255,179,71,.12);
    }
    .float-cta i{font-size:19px;color:var(--cta)}
    .empty-state{
        padding:48px 24px;
    }
    .empty-state h2{font-size:24px}
}

/* roulang page: category1 */
:root {
  --bg: #050a13;
  --bg-soft: #0b1322;
  --bg-card: rgba(18,28,46,0.72);
  --glass: rgba(255,255,255,0.05);
  --glass-strong: rgba(14,20,34,0.82);
  --line: rgba(190,230,255,0.16);
  --line-light: rgba(255,255,255,0.09);
  --primary: #0fe0c0;
  --primary-deep: #0a9a96;
  --info: #4aa8ff;
  --cta: #ffb347;
  --cta-deep: #f28f2b;
  --danger: #e85d75;
  --success: #27d96f;
  --text: #e9f2fa;
  --text-2: #b7c7de;
  --text-3: #788ca6;
  --radius-lg: 20px;
  --radius-md: 14px;
  --shadow: 0 10px 30px rgba(0,0,0,0.25);
  --shadow-hover: 0 20px 40px rgba(0,0,0,0.35);
  --font-sans: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --transition: .3s ease;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

ul, ol {
  list-style: none;
}

button, input, textarea {
  font: inherit;
  border: none;
  background: none;
  color: inherit;
}

button {
  cursor: pointer;
}

::selection {
  background: rgba(15, 224, 192, .25);
  color: #fff;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: #070d18;
}
::-webkit-scrollbar-thumb {
  background: #1c2c46;
  border-radius: 8px;
}
::-webkit-scrollbar-thumb:hover {
  background: #2b4368;
}

.container {
  width: min(1160px, calc(100% - 40px));
  margin-inline: auto;
}

.section {
  padding: 96px 0;
  position: relative;
}

.section--soft {
  background-color: var(--bg-soft);
}

.section__head {
  max-width: 720px;
  margin-bottom: 44px;
}

.section__head--center {
  margin-inline: auto;
  text-align: center;
}

.section__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--primary);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.section__label::before {
  content: "";
  width: 24px;
  height: 1px;
  background: currentColor;
  opacity: .6;
}

.section__title {
  font-size: clamp(24px, 3vw, 32px);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: .01em;
}

.section__lead {
  color: var(--text-2);
  font-size: 15px;
  margin-top: 14px;
  max-width: 560px;
}

.section__head--center .section__lead {
  margin-inline: auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 22px;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  transition: background .3s, color .3s, transform .25s, box-shadow .3s, border-color .3s, opacity .25s;
  white-space: nowrap;
  border: 1px solid transparent;
}

.btn--primary {
  background: linear-gradient(135deg, #ffb347, #ff8d4d);
  color: #171006;
  box-shadow: 0 0 18px rgba(255, 150, 60, .35);
}

.btn--primary:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 28px rgba(255, 160, 70, .5), 0 8px 20px rgba(0, 0, 0, .15);
  transform: translateY(-2px);
}

.btn--primary:active {
  transform: translateY(1px);
  filter: brightness(.95);
  box-shadow: 0 0 10px rgba(255, 150, 60, .3);
}

.btn--ghost {
  background: var(--glass);
  border: 1px solid rgba(15, 224, 192, .28);
  color: var(--text);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.btn--ghost:hover {
  background: rgba(15, 224, 192, .14);
  border-color: rgba(15, 224, 192, .6);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 0 20px rgba(15, 224, 192, .15);
}

.btn--ghost:active {
  transform: translateY(1px);
}

.btn--sm {
  height: 40px;
  padding: 0 18px;
  font-size: 14px;
  border-radius: 12px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(5, 10, 19, .86);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line-light);
}

.header-bar {
  display: flex;
  align-items: center;
  height: 72px;
  gap: 28px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: .02em;
  flex-shrink: 0;
}

.logo__icon {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(15,224,192,.16), rgba(15,224,192,.05));
  border: 1px solid rgba(15, 224, 192, .35);
  color: var(--primary);
  font-size: 17px;
  box-shadow: 0 0 14px rgba(15, 224, 192, .18), inset 0 0 10px rgba(15,224,192,.06);
}

.logo__text {
  color: var(--text);
}

.logo__text strong {
  color: var(--primary);
  font-weight: 800;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.main-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  height: 72px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-2);
  transition: color .25s ease;
  padding: 0 2px;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 2px;
  right: 2px;
  bottom: 0;
  height: 2px;
  border-radius: 4px;
  background: var(--primary);
  box-shadow: 0 0 10px rgba(15, 224, 192, .5);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}

.main-nav a:hover {
  color: #fff;
}

.main-nav a:hover::after {
  transform: scaleX(.35);
}

.main-nav a.active {
  color: #fff;
}

.main-nav a.active::after {
  transform: scaleX(1);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-left: 4px;
}

.online-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-2);
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line-light);
  border-radius: 999px;
  padding: 6px 14px;
}

.online-status__dot {
  position: relative;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 0 rgba(39, 217, 111, .6);
  animation: statusPulse 2.4s infinite;
}

@keyframes statusPulse {
  0% { box-shadow: 0 0 0 0 rgba(39, 217, 111, .45); }
  70% { box-shadow: 0 0 0 8px rgba(39, 217, 111, 0); }
  100% { box-shadow: 0 0 0 0 rgba(39, 217, 111, 0); }
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  color: var(--text);
  background: var(--glass);
  font-size: 18px;
  border: 1px solid var(--line-light);
}

.main-nav__close {
  display: none;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  justify-self: end;
  color: var(--text);
  background: var(--glass);
  border: 1px solid var(--line-light);
  border-radius: 10px;
  font-size: 16px;
  margin-bottom: 24px;
}

.nav-overlay {
  display: none;
}

/* Breadcrumb */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--text-3);
}

.breadcrumb a {
  color: var(--text-3);
  transition: color .25s ease;
}

.breadcrumb a:hover {
  color: var(--primary);
}

.breadcrumb__sep {
  color: var(--text-3);
  opacity: .55;
}

/* Category hero */
.category-hero {
  position: relative;
  padding: 74px 0 88px;
  background-size: cover;
  background-position: center;
  overflow: hidden;
}

.category-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 18% 20%, rgba(15,224,192,.12), transparent 48%),
    radial-gradient(ellipse at 90% 0%, rgba(255,179,71,.07), transparent 42%),
    linear-gradient(180deg, rgba(5,10,19,.35), rgba(5,10,19,.88));
  pointer-events: none;
}

.category-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(190,230,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(190,230,255,.025) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to right, rgba(0,0,0,.7), transparent 75%);
  pointer-events: none;
}

.category-hero .container {
  position: relative;
  z-index: 2;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 440px;
  gap: 56px;
  align-items: center;
  margin-top: 34px;
}

.category-hero__title {
  font-size: clamp(36px, 4.2vw, 56px);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: .01em;
  margin: 8px 0 20px;
}

.category-hero__title span {
  color: var(--primary);
  text-shadow: 0 0 22px rgba(15,224,192,.3);
}

.category-hero__lead {
  font-size: 16px;
  color: var(--text-2);
  max-width: 560px;
  margin-bottom: 28px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.hero-trust span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-2);
  background: rgba(255,255,255,.04);
  border: 1px solid var(--line-light);
  padding: 7px 14px;
  border-radius: 999px;
}

.hero-trust i {
  color: var(--primary);
  font-size: 12px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.hero-panel {
  background: var(--glass-strong);
  border: 1px solid rgba(15,224,192,.22);
  border-radius: var(--radius-lg);
  padding: 22px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: var(--shadow), 0 0 0 1px rgba(15,224,192,.06), 0 0 40px rgba(15,224,192,.08);
  position: relative;
}

.hero-panel::before {
  content: "";
  position: absolute;
  border-radius: 20px;
  inset: 0;
  pointer-events: none;
  border: 1px solid transparent;
  background: linear-gradient(210deg, rgba(15,224,192,.2), transparent 35%) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

.hero-panel__top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.hero-panel__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}

.hero-panel__label i {
  color: var(--primary);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.badge--success {
  background: rgba(39, 217, 111, .14);
  border: 1px solid rgba(39, 217, 111, .35);
  color: #7ce8ab;
}

.hero-panel__cover {
  height: 140px;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  margin-bottom: 18px;
  position: relative;
  background: #0b1723;
}

.hero-panel__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.hero-panel:hover .hero-panel__cover img {
  transform: scale(1.02);
}

.hero-panel__list {
  display: grid;
  gap: 10px;
}

.hero-panel__list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text-2);
}

.hero-panel__list i {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(15,224,192,.14);
  color: var(--primary);
  font-size: 10px;
}

/* Steps / roadmap */
.roadmap {
  max-width: 880px;
  margin: 0 auto;
}

.roadmap__item {
  position: relative;
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr);
  gap: 26px;
  padding-bottom: 46px;
}

.roadmap__item:not(:last-child)::before {
  content: "";
  position: absolute;
  left: 24px;
  top: 54px;
  bottom: 4px;
  width: 1px;
  background: linear-gradient(to bottom, rgba(15,224,192,.45), rgba(15,224,192,.04));
}

.roadmap__item:last-child {
  padding-bottom: 0;
}

.roadmap__marker {
  width: 50px;
  height: 50px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: var(--primary);
  background: rgba(15,224,192,.1);
  border: 1px solid rgba(15,224,192,.3);
  box-shadow: 0 0 20px rgba(15,224,192,.1), inset 0 0 12px rgba(15,224,192,.05);
  position: relative;
  z-index: 1;
}

.roadmap__card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 26px 30px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
  position: relative;
  overflow: hidden;
}

.roadmap__card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(15,224,192,.7), transparent);
  opacity: 0;
  transition: opacity .4s ease;
}

.roadmap__card:hover {
  transform: translateY(-4px);
  border-color: rgba(15,224,192,.35);
  box-shadow: var(--shadow-hover), 0 0 28px rgba(15,224,192,.08);
}

.roadmap__card:hover::before {
  opacity: 1;
}

.roadmap__step-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

.roadmap__step-title em {
  font-style: normal;
  color: var(--primary);
  margin-right: 4px;
}

.roadmap__card p {
  color: var(--text-2);
  font-size: 15px;
  max-width: 680px;
}

.roadmap__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.roadmap__tag {
  font-size: 12px;
  color: var(--text-2);
  padding: 4px 10px;
  background: rgba(255,255,255,.05);
  border: 1px solid var(--line-light);
  border-radius: 999px;
}

/* Terms */
.terms-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.term-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 24px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  transition: transform .3s ease, border-color .3s ease, box-shadow .3s ease;
  overflow: hidden;
}

.term-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% -20%, rgba(74,168,255,.08), transparent 55%);
}

.term-card::after {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 2px;
  background: linear-gradient(to bottom, transparent, var(--primary), transparent);
  transform: scaleY(.4);
  opacity: 0;
  transition: transform .35s ease, opacity .35s ease;
}

.term-card:hover {
  transform: translateY(-6px);
  border-color: rgba(15,224,192,.35);
  box-shadow: var(--shadow-hover), 0 0 24px rgba(15,224,192,.1);
}

.term-card:hover::after {
  opacity: 1;
  transform: scaleY(1);
}

.term-card__icon {
  position: relative;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  color: var(--primary);
  background: rgba(15,224,192,.1);
  border: 1px solid rgba(15,224,192,.18);
  margin-bottom: 16px;
}

.term-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.term-card p {
  font-size: 13px;
  color: var(--text-3);
  line-height: 1.7;
}

/* Rules */
.rules-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: 22px;
  align-items: stretch;
}

.rule-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 34px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  transition: transform .3s ease, border-color .3s ease;
}

.rule-card:hover {
  transform: translateY(-3px);
}

.rule-card--safe {
  border-color: rgba(15,224,192,.18);
}

.rule-card--safe::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 15% 0%, rgba(15,224,192,.08), transparent 50%);
}

.rule-card--danger {
  border-color: rgba(232,93,117,.2);
}

.rule-card--danger::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 90% 0%, rgba(232,93,117,.07), transparent 45%);
}

.rule-card__icon {
  width: 44px;
  height: 44px;
  border-radius: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  margin-bottom: 18px;
}

.rule-card--safe .rule-card__icon {
  color: var(--primary);
  background: rgba(15,224,192,.1);
  border: 1px solid rgba(15,224,192,.2);
}

.rule-card--danger .rule-card__icon {
  color: var(--danger);
  background: rgba(232,93,117,.1);
  border: 1px solid rgba(232,93,117,.2);
}

.rule-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 18px;
}

.rules-checklist {
  display: grid;
  gap: 2px;
}

.rules-checklist li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 10px 0;
  font-size: 14px;
  color: var(--text-2);
  border-bottom: 1px dashed var(--line-light);
}

.rules-checklist li:last-child {
  border-bottom: none;
}

.rules-checklist i {
  color: var(--success);
  margin-top: 6px;
  font-size: 12px;
}

.rule-card--danger .rules-checklist i {
  color: var(--danger);
}

.rules-notes {
  grid-column: 1 / -1;
  background: var(--glass);
  border: 1px solid var(--line-light);
  border-radius: 14px;
  padding: 16px 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  font-size: 14px;
  color: var(--text-2);
}

.rules-notes i {
  color: var(--cta);
}

/* FAQ */
.faq-shell {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 16px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overflow: hidden;
  transition: border-color .3s ease, box-shadow .3s ease;
}

.faq-item[open] {
  border-color: rgba(15,224,192,.3);
  box-shadow: 0 0 22px rgba(15,224,192,.06);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 26px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  transition: color .25s ease;
  user-select: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary:hover {
  color: #fff;
}

.faq-item__icon {
  position: relative;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 50%;
  border: 1px solid rgba(15,224,192,.4);
  background: rgba(15,224,192,.08);
  transition: transform .3s ease, background .3s ease;
}

.faq-item__icon::before,
.faq-item__icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transform: translate(-50%, -50%);
  transition: transform .25s ease;
}

.faq-item__icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item[open] .faq-item__icon {
  transform: rotate(135deg);
  background: rgba(15,224,192,.2);
}

.faq-answer {
  padding: 0 28px 26px 28px;
  border-left: 3px solid var(--primary);
  margin-left: 26px;
  margin-bottom: 8px;
  border-left-color: rgba(15,224,192,.5);
}

.faq-answer p {
  font-size: 15px;
  color: var(--text-2);
  max-width: 740px;
}

/* CTA */
.cta-section {
  padding: 40px 0 100px;
}

.cta-panel {
  position: relative;
  border-radius: 24px;
  padding: 64px 52px;
  overflow: hidden;
  background:
    linear-gradient(120deg, rgba(5,10,19,.94), rgba(10,19,32,.82)),
    url('/assets/images/backpic/back-3.png') center / cover no-repeat;
  border: 1px solid rgba(15,224,192,.2);
  box-shadow: 0 0 60px rgba(15,224,192,.06), inset 0 0 80px rgba(15,224,192,.03);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 36px;
}

.cta-panel::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(15,224,192,.8), rgba(255,179,71,.5), transparent);
}

.cta-panel__title {
  font-size: clamp(25px, 3vw, 36px);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 12px;
}

.cta-panel__title span {
  color: var(--cta);
}

.cta-panel__text {
  color: var(--text-2);
  max-width: 520px;
}

.cta-panel__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Footer */
.site-footer {
  background: linear-gradient(180deg, #04070f, #070c15);
  border-top: 1px solid var(--line-light);
  position: relative;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: radial-gradient(ellipse at center, rgba(15,224,192,.25), transparent 70%);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.1fr 2.2fr;
  gap: 48px;
  padding: 56px 0 36px;
}

.footer-brand .logo {
  margin-bottom: 16px;
}

.footer-brand p {
  color: var(--text-3);
  font-size: 14px;
  line-height: 1.7;
  max-width: 320px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.footer-links__group {
  display: grid;
  align-content: start;
  gap: 10px;
}

.footer-links__title {
  font-size: 14px;
  color: var(--text);
  font-weight: 700;
  margin-bottom: 8px;
}

.footer-links__group a {
  color: var(--text-3);
  font-size: 14px;
  transition: color .25s ease, padding-left .25s ease;
}

.footer-links__group a:hover {
  color: var(--primary);
  padding-left: 4px;
}

.footer-links__group span {
  font-size: 14px;
  color: var(--text-3);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  padding: 20px 0;
  border-top: 1px solid var(--line-light);
  color: var(--text-3);
  font-size: 13px;
}

/* Floating CTA */
.floating-cta {
  position: fixed;
  right: 30px;
  bottom: 30px;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  color: #1a0f00;
  background: linear-gradient(135deg, var(--cta), #ff8d4d);
  box-shadow: 0 8px 22px rgba(0,0,0,.45), 0 0 26px rgba(255,150,60,.3);
  opacity: 0;
  transform: translateY(14px);
  pointer-events: none;
  transition: opacity .3s ease, transform .3s ease, box-shadow .3s ease;
}

.floating-cta i {
  font-size: 14px;
}

.floating-cta.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.floating-cta:hover {
  box-shadow: 0 12px 30px rgba(0,0,0,.5), 0 0 34px rgba(255,150,60,.55);
  filter: brightness(1.05);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .5s ease, transform .5s ease;
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

/* Responsive */
@media (max-width: 1100px) {
  .terms-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) 400px;
    gap: 36px;
  }
}

@media (max-width: 1024px) {
  .main-nav {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(340px, 84vw);
    height: 100vh;
    height: 100dvh;
    background: rgba(5,10,19,.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-left: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    margin-left: 0;
    padding: 28px;
    z-index: 120;
    transform: translateX(100%);
    visibility: hidden;
    opacity: 0;
    transition: transform .35s ease, visibility .35s ease, opacity .35s ease;
    box-shadow: -14px 0 44px rgba(0,0,0,.5);
  }

  .main-nav a {
    width: 100%;
    height: 48px;
    border-radius: 10px;
    padding: 0 12px;
    font-size: 16px;
  }

  .main-nav a:hover {
    background: rgba(255,255,255,.05);
  }

  .main-nav a::after {
    left: auto;
    right: auto;
    bottom: auto;
    width: 2px;
    height: 0;
    top: 50%;
    transform: translateY(-50%) scaleY(0);
  }

  .main-nav a.active {
    background: rgba(15,224,192,.09);
    color: var(--primary);
  }

  .main-nav a.active::after {
    width: 3px;
    height: 18px;
    transform: translateY(-50%) scaleY(1);
  }

  .main-nav__close {
    display: inline-flex;
  }

  body.nav-open .main-nav {
    transform: translateX(0);
    visibility: visible;
    opacity: 1;
  }

  .nav-overlay {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 110;
    background: rgba(3,6,12,.68);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    opacity: 0;
    visibility: hidden;
    transition: opacity .3s ease, visibility .3s ease;
  }

  body.nav-open .nav-overlay {
    opacity: 1;
    visibility: visible;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .online-status {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-panel {
    max-width: 560px;
  }

  .rules-layout {
    grid-template-columns: 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

@media (max-width: 820px) {
  .section {
    padding: 68px 0;
  }

  .header-bar {
    gap: 12px;
  }

  .header-actions {
    gap: 8px;
  }

  .terms-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .roadmap__item {
    grid-template-columns: 46px minmax(0, 1fr);
    gap: 16px;
    padding-bottom: 38px;
  }

  .roadmap__item:not(:last-child)::before {
    left: 22px;
  }

  .roadmap__marker {
    width: 44px;
    height: 44px;
    font-size: 15px;
  }

  .roadmap__card {
    padding: 22px;
  }

  .cta-panel {
    padding: 44px 28px;
  }

  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }

  .floating-cta {
    right: 18px;
    bottom: 18px;
  }
}

@media (max-width: 560px) {
  .container {
    width: calc(100% - 32px);
  }

  .section {
    padding: 56px 0;
  }

  .category-hero {
    padding: 50px 0 60px;
  }

  .category-hero__title {
    font-size: 34px;
  }

  .hero-panel {
    padding: 18px;
  }

  .terms-grid {
    grid-template-columns: 1fr;
  }

  .roadmap__step-title {
    font-size: 18px;
  }

  .rule-card {
    padding: 24px;
  }

  .rules-notes {
    grid-column: auto;
  }

  .faq-item summary {
    padding: 18px;
    font-size: 15px;
  }

  .faq-answer {
    padding: 0 18px 20px 18px;
    margin-left: 18px;
  }

  .footer-links {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    padding-bottom: 30px;
  }

  .floating-cta {
    width: 52px;
    height: 52px;
    padding: 0;
    justify-content: center;
    border-radius: 50%;
    font-size: 0;
    right: 16px;
    bottom: 20px;
  }

  .floating-cta i {
    font-size: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: category2 */
:root{
  --bg:#050a13;
  --bg-soft:#0b1322;
  --bg-card:rgba(18,28,46,0.72);
  --glass:rgba(255,255,255,0.05);
  --glass-strong:rgba(14,20,34,0.8);
  --line:rgba(190,230,255,0.16);
  --line-light:rgba(255,255,255,0.09);
  --primary:#0fe0c0;
  --primary-deep:#0a9a96;
  --info:#4aa8ff;
  --cta:#ffb347;
  --cta-deep:#f28f2b;
  --danger:#e85d75;
  --success:#27d96f;
  --warning:#ffc46b;
  --text:#e9f2fa;
  --text-2:#b7c7de;
  --text-3:#788ca6;
  --radius:20px;
  --radius-sm:14px;
  --shadow:0 10px 30px rgba(0,0,0,0.25);
  --shadow-hover:0 20px 40px rgba(0,0,0,0.35);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  background-image:
    linear-gradient(rgba(15,224,192,0.035) 1px, transparent 1px),
    linear-gradient(90deg,rgba(15,224,192,0.035) 1px, transparent 1px);
  background-size:64px 64px;
  pointer-events:none;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input,textarea{font-family:inherit}
button{cursor:pointer;border:none;background:none}
::selection{background:rgba(15,224,192,0.25);color:#fff}
::-webkit-scrollbar{width:10px;height:8px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#1c2c44;border-radius:10px;border:2px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:#2a415f}

.container{width:100%;max-width:1160px;margin:0 auto;padding:0 24px}
.section-block{padding:92px 0;position:relative}
.section-block + .section-block{border-top:1px solid var(--line-light)}
.section-head{margin-bottom:40px}
.section-head--center{text-align:center}
.section-meta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.12em;
  color:var(--primary);
  text-transform:uppercase;
  margin-bottom:14px;
  background:rgba(15,224,192,0.08);
  border:1px solid rgba(15,224,192,0.18);
  padding:4px 12px;
  border-radius:999px;
}
.section-head h2{
  font-size:32px;
  line-height:1.3;
  letter-spacing:.02em;
  color:var(--text);
  font-weight:700;
}
.section-head p{
  margin-top:14px;
  color:var(--text-2);
  max-width:720px;
  font-size:15px;
}

.site-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  height:72px;
  z-index:1000;
  background:linear-gradient(180deg,rgba(5,10,19,0.96),rgba(5,10,19,0.86));
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-light);
}
.header-inner{display:flex;align-items:center;height:100%;justify-content:space-between;gap:24px}
.site-logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.site-logo__icon{
  width:34px;
  height:34px;
  display:grid;
  place-items:center;
  color:#03131a;
  font-size:15px;
  background:linear-gradient(135deg,var(--primary),#41f0d6);
  border-radius:10px;
  box-shadow:0 0 16px rgba(15,224,192,0.3);
}
.site-logo__text{font-size:21px;font-weight:700;letter-spacing:.5px;white-space:nowrap}
.site-logo__text strong{color:var(--primary);font-weight:700}
.main-nav{display:flex;align-items:center;gap:8px;margin:0 8px}
.main-nav a{
  position:relative;
  font-size:15px;
  color:var(--text-2);
  padding:8px 2px;
  margin:0 6px;
  font-weight:500;
  transition:color .25s ease;
  white-space:nowrap;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;
  right:100%;
  bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 10px var(--primary);
  transition:right .25s ease;
}
.main-nav a:hover,
.main-nav a.active{color:#fff}
.main-nav a:hover::after{right:0}
.main-nav a.active::after{right:0}
.header-cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:40px;
  padding:0 20px;
  border-radius:999px;
  background:linear-gradient(135deg,var(--cta),var(--cta-deep));
  color:#13100b;
  font-size:14px;
  font-weight:600;
  box-shadow:0 0 18px rgba(255,150,60,0.28);
  transition:box-shadow .25s,transform .25s,filter .25s;
  flex-shrink:0;
}
.header-cta:hover{
  filter:brightness(1.06);
  box-shadow:0 0 28px rgba(255,150,60,0.4);
  transform:translateY(-1px);
}
.header-cta:active{transform:translateY(1px)}
.nav-burger{display:none;width:44px;height:44px;align-items:center;justify-content:center;flex-direction:column;gap:5px}
.nav-burger span{display:block;width:22px;height:2px;background:var(--text);border-radius:2px;transition:transform .3s,opacity .3s}
.nav-burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.is-open span:nth-child(2){opacity:0}
.nav-burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

main{display:block;padding-top:72px}

.breadcrumb{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:24px;
}
.breadcrumb a{color:var(--text-3);transition:color .2s}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb i{font-size:11px;color:#3a4a63}

.mini-hero{
  position:relative;
  padding:76px 0 70px;
  background:
    linear-gradient(180deg,rgba(5,10,19,0.72) 0%,rgba(5,10,19,0.97) 86%),
    url("/assets/images/backpic/back-1.webp") center 30% / cover no-repeat;
  border-bottom:1px solid var(--line-light);
}
.mini-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(600px 240px at 75% 20%,rgba(15,224,192,0.12),transparent 70%);
  pointer-events:none;
}
.mini-hero .container{position:relative;z-index:1}
.mini-hero__grid{
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:54px;
  align-items:center;
}
.mini-hero__eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.14em;
  color:var(--primary);
  text-transform:uppercase;
  margin-bottom:16px;
}
.mini-hero__eyebrow::before{content:"";width:18px;height:2px;background:var(--primary);box-shadow:0 0 10px var(--primary)}
.mini-hero h1{
  font-size:44px;
  line-height:1.25;
  font-weight:700;
  letter-spacing:.02em;
  margin-bottom:20px;
}
.mini-hero h1 span{color:var(--primary)}
.mini-hero__desc{color:var(--text-2);font-size:15px;max-width:600px;margin-bottom:30px}
.btn-group{display:flex;flex-wrap:wrap;gap:16px;margin-bottom:24px}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 24px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  transition:filter .25s,transform .25s,box-shadow .25s,background .25s,border-color .25s;
}
.btn i{font-size:14px}
.btn-primary{
  background:linear-gradient(135deg,var(--cta),var(--cta-deep));
  color:#150f07;
  box-shadow:0 0 20px rgba(255,150,60,0.3);
}
.btn-primary:hover{
  filter:brightness(1.07);
  box-shadow:0 0 30px rgba(255,160,70,0.45);
  transform:translateY(-2px);
}
.btn-primary:active{transform:translateY(0) scale(.99)}
.btn-ghost{
  background:rgba(255,255,255,0.05);
  border:1px solid var(--line);
  color:var(--text);
  backdrop-filter:blur(8px);
}
.btn-ghost:hover{border-color:rgba(15,224,192,0.6);background:rgba(15,224,192,0.1);box-shadow:0 0 22px rgba(15,224,192,0.16);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.mini-trust{display:flex;flex-wrap:wrap;gap:16px 28px;padding-top:6px}
.mini-trust li{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2)}
.mini-trust i{color:var(--primary);font-size:13px}
.mini-hero__panel{
  position:relative;
}
.ready-panel{
  background:var(--glass-strong);
  border:1px solid var(--line);
  border-radius:22px;
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  box-shadow:0 20px 46px rgba(0,0,0,0.34);
  overflow:hidden;
  transition:border-color .3s,box-shadow .3s;
}
.ready-panel:hover{border-color:rgba(15,224,192,0.3);box-shadow:0 0 0 1px rgba(15,224,192,0.14),0 24px 60px rgba(0,0,0,0.4)}
.ready-panel__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:18px 22px;
  border-bottom:1px solid var(--line-light);
}
.ready-panel__head h3{font-size:15px;font-weight:600;display:flex;align-items:center;gap:8px}
.ready-panel__head h3 i{color:var(--primary)}
.status-tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  color:var(--success);
  background:rgba(39,217,111,0.08);
  border:1px solid rgba(39,217,111,0.2);
  padding:3px 10px;
  border-radius:999px;
}
.status-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--success);box-shadow:0 0 10px var(--success)}
.ready-panel__body{padding:20px 22px}
.ready-item{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:12px 0;
  border-bottom:1px solid var(--line-light);
}
.ready-item:last-child{border-bottom:none}
.ready-item__icon{
  width:34px;
  height:34px;
  flex-shrink:0;
  border-radius:10px;
  display:grid;
  place-items:center;
  font-size:14px;
  background:rgba(15,224,192,0.1);
  color:var(--primary);
  border:1px solid rgba(15,224,192,0.16);
}
.ready-item strong{display:block;font-size:14px;color:var(--text);font-weight:600;line-height:1.4}
.ready-item span{font-size:12px;color:var(--text-3);line-height:1.55;display:block;margin-top:3px}
.ready-panel__foot{padding:16px 22px;background:rgba(15,224,192,0.04);border-top:1px solid var(--line-light);font-size:12px;color:var(--text-3)}
.ready-panel__foot i{color:var(--primary);margin-right:6px}

.state-strip{margin-top:-1px;background:var(--bg-soft);border-bottom:1px solid var(--line-light)}
.state-strip__grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
}
.state-item{
  display:flex;
  align-items:center;
  gap:16px;
  padding:28px 24px;
  border-right:1px solid var(--line-light);
  transition:background .25s;
}
.state-item:last-child{border-right:none}
.state-item:hover{background:rgba(255,255,255,0.02)}
.state-item__dot{
  width:10px;
  height:10px;
  border-radius:50%;
  background:var(--success);
  box-shadow:0 0 14px rgba(39,217,111,0.6);
  flex-shrink:0;
}
.state-item__dot.info{background:var(--info);box-shadow:0 0 14px rgba(74,168,255,0.5)}
.state-item__dot.warn{background:var(--warning);box-shadow:0 0 14px rgba(255,196,107,0.5)}
.state-item__dot.primary{background:var(--primary);box-shadow:0 0 14px rgba(15,224,192,0.55)}
.state-item strong{display:block;font-size:15px;font-weight:600;letter-spacing:.02em}
.state-item span{font-size:13px;color:var(--text-3)}

.guide-section{
  background:linear-gradient(180deg,var(--bg) 0%,rgba(11,19,34,.8) 30%,var(--bg) 100%);
}
.roadmap{position:relative;max-width:930px;margin:0 auto}
.roadmap::before{
  content:"";
  position:absolute;
  left:47px;
  top:50px;
  bottom:50px;
  width:1px;
  background:linear-gradient(180deg,rgba(15,224,192,0.5),rgba(15,224,192,0.1));
}
.roadmap-item{
  position:relative;
  display:grid;
  grid-template-columns:96px 1fr;
  gap:18px;
  margin-bottom:20px;
}
.roadmap-item:last-child{margin-bottom:0}
.roadmap-node{
  position:relative;
  display:flex;
  justify-content:center;
  padding-top:28px;
  z-index:1;
}
.roadmap-node span{
  width:46px;
  height:46px;
  border-radius:50%;
  background:#0a1726;
  border:1px solid rgba(15,224,192,0.5);
  color:var(--primary);
  display:grid;
  place-items:center;
  font-size:13px;
  font-weight:700;
  box-shadow:0 0 20px rgba(15,224,192,0.16);
}
.roadmap-card{
  border-radius:var(--radius);
  background:var(--bg-card);
  border:1px solid var(--line-light);
  padding:26px 28px;
  backdrop-filter:blur(12px);
  position:relative;
  transition:border-color .3s,transform .3s,box-shadow .3s;
}
.roadmap-card:hover{
  transform:translateY(-3px);
  border-color:rgba(15,224,192,0.28);
  box-shadow:var(--shadow-hover),0 0 0 1px rgba(15,224,192,0.1);
}
.roadmap-card::before{
  content:"";
  position:absolute;
  left:0;
  top:22px;
  bottom:22px;
  width:3px;
  border-radius:3px;
  background:linear-gradient(180deg,var(--primary),rgba(15,224,192,0.1));
}
.roadmap-card .roadmap-icon{
  width:42px;
  height:42px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,rgba(15,224,192,0.16),rgba(15,224,192,0.05));
  color:var(--primary);
  font-size:17px;
  margin-bottom:14px;
}
.roadmap-card h3{font-size:17px;font-weight:600;margin-bottom:10px}
.roadmap-card p{color:var(--text-2);font-size:14px}
.roadmap-card .road-tip{
  margin-top:14px;
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  color:var(--text-3);
  background:rgba(255,255,255,0.04);
  border:1px solid var(--line-light);
  padding:5px 12px;
  border-radius:999px;
}
.road-tip i{color:var(--cta)}

.terms-section{background:linear-gradient(180deg,var(--bg) 0%,#080e1a 100%)}
.terms-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:18px;
}
.term-card{
  display:flex;
  gap:16px;
  padding:22px;
  border-radius:var(--radius-sm);
  background:rgba(255,255,255,0.04);
  border:1px solid var(--line-light);
  transition:border-color .25s,background .25s,transform .25s;
}
.term-card:hover{background:rgba(15,224,192,0.05);border-color:rgba(15,224,192,0.22);transform:translateY(-2px)}
.term-card__icon{
  width:38px;
  height:38px;
  flex-shrink:0;
  display:grid;
  place-items:center;
  border-radius:10px;
  background:rgba(74,168,255,0.1);
  border:1px solid rgba(74,168,255,0.2);
  color:var(--info);
  font-size:15px;
}
.term-card h3{font-size:15px;font-weight:600;margin-bottom:7px}
.term-card p{font-size:13px;color:var(--text-2);line-height:1.7}
.terms-guide{
  margin-top:20px;
  border-radius:var(--radius);
  overflow:hidden;
  background:linear-gradient(135deg,rgba(15,224,192,0.1),rgba(74,168,255,0.05));
  border:1px solid rgba(15,224,192,0.18);
  display:flex;
  align-items:center;
  gap:18px;
  padding:20px 24px;
}
.terms-guide i{font-size:18px;color:var(--primary)}
.terms-guide p{font-size:13px;color:var(--text-2)}
.terms-guide a{color:var(--primary);font-weight:600}

.prep-section{position:relative}
.prep-grid{
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:50px;
  align-items:center;
}
.prep-media{position:relative}
.prep-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  border-radius:var(--radius);
  border:1px solid var(--line-light);
  box-shadow:var(--shadow);
}
.prep-media__badge{
  position:absolute;
  left:18px;
  bottom:18px;
  display:flex;
  align-items:center;
  gap:8px;
  background:rgba(5,10,19,.82);
  border:1px solid var(--line);
  border-radius:999px;
  backdrop-filter:blur(10px);
  padding:7px 16px 7px 10px;
  font-size:13px;
  font-weight:500;
}
.prep-media__badge i{color:var(--success)}
.prep-content h2{font-size:30px;line-height:1.35;margin-bottom:12px}
.prep-content .prep-sub{color:var(--text-2);font-size:14px;margin-bottom:28px}
.prep-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.prep-item{
  display:flex;
  align-items:center;
  gap:12px;
  background:rgba(255,255,255,0.045);
  border:1px solid var(--line-light);
  padding:13px 16px;
  border-radius:var(--radius-sm);
  font-size:14px;
  color:var(--text);
  transition:background .25s,border-color .25s;
}
.prep-item:hover{background:rgba(15,224,192,0.07);border-color:rgba(15,224,192,0.25)}
.prep-item i{color:var(--primary);font-size:16px;width:20px;text-align:center}

.notice-section{
  background:linear-gradient(180deg,#07101e 0%,var(--bg) 90%);
}
.notice-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:20px;
}
.notice-card{
  border-radius:var(--radius);
  padding:26px;
  background:rgba(255,255,255,0.04);
  border:1px solid var(--line-light);
  display:flex;
  gap:18px;
  transition:background .3s,border-color .3s,transform .3s;
}
.notice-card:hover{transform:translateY(-3px);background:rgba(255,255,255,0.055);border-color:rgba(15,224,192,0.2)}
.notice-card__icon{
  width:42px;
  height:42px;
  border-radius:12px;
  display:grid;
  place-items:center;
  flex-shrink:0;
  font-size:17px;
}
.notice-card.warn .notice-card__icon{background:rgba(255,179,71,0.1);color:var(--cta);border:1px solid rgba(255,179,71,0.25)}
.notice-card.danger .notice-card__icon{background:rgba(232,93,117,0.1);color:var(--danger);border:1px solid rgba(232,93,117,0.25)}
.notice-card.safe .notice-card__icon{background:rgba(39,217,111,0.1);color:var(--success);border:1px solid rgba(39,217,111,0.25)}
.notice-card h3{font-size:16px;font-weight:600;margin-bottom:8px}
.notice-card p{font-size:13px;color:var(--text-2)}
.notice-card p + p{margin-top:8px}
.notice-card p i{color:var(--primary);margin-right:4px}
.notice-band{
  margin-top:22px;
  border-radius:var(--radius);
  background:linear-gradient(90deg,rgba(255,179,71,0.1),rgba(232,93,117,0.07) 55%,rgba(15,224,192,0.08));
  border:1px solid rgba(255,179,71,0.22);
  padding:18px 24px;
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.notice-band__text{display:flex;align-items:center;gap:12px}
.notice-band__text i{font-size:20px;color:var(--cta)}
.notice-band__text span{color:var(--text-2);font-size:14px}
.notice-band .btn{min-height:42px;font-size:13px}

.faq-section{background:var(--bg)}
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{
  background:rgba(255,255,255,0.045);
  border:1px solid var(--line-light);
  border-radius:var(--radius-sm);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .25s,background .25s;
}
.faq-item[open]{background:rgba(15,224,192,0.05);border-color:rgba(15,224,192,0.28)}
.faq-item summary{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:18px 22px;
  cursor:pointer;
  font-weight:600;
  color:var(--text);
  font-size:15px;
  transition:padding .25s;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary)}
.faq-item summary i{
  flex-shrink:0;
  width:26px;
  height:26px;
  border:1px solid var(--line);
  border-radius:50%;
  display:grid;
  place-items:center;
  font-size:12px;
  color:var(--text-3);
  transition:transform .3s,background .3s,background .3s,border-color .3s;
}
.faq-item[open] summary i{transform:rotate(45deg);background:rgba(15,224,192,0.1);color:var(--primary);border-color:rgba(15,224,192,0.4)}
.faq-item__body{padding:0 22px 20px;color:var(--text-2);font-size:14px}
.faq-item__body a{color:#41d9bc}

.cta-band{
  position:relative;
  background:
    linear-gradient(115deg,rgba(5,10,19,.94) 20%,rgba(7,22,38,.82)),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  border-top:1px solid var(--line-light);
  border-bottom:1px solid var(--line-light);
  padding:64px 0;
}
.cta-band::before{
  content:"";
  position:absolute;
  right:8%;
  top:0;
  bottom:0;
  width:340px;
  background:radial-gradient(ellipse,rgba(15,224,192,0.16),transparent 70%);
}
.cta-band .container{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:32px}
.cta-copy h2{font-size:28px;margin-bottom:10px}
.cta-copy p{color:var(--text-2);font-size:14px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

.site-footer{
  background:linear-gradient(180deg,#04070f,#070c15);
  border-top:1px solid var(--line-light);
  padding:44px 0 0;
}
.footer-top{
  display:grid;
  grid-template-columns:1fr 1.8fr;
  gap:40px;
  padding-bottom:30px;
}
.footer-brand .logo{margin-bottom:12px}
.footer-brand p{font-size:13px;color:var(--text-3);max-width:340px;line-height:1.8}
.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.footer-links__title{
  font-size:14px;
  color:var(--text-2);
  font-weight:600;
  margin-bottom:14px;
}
.footer-links__group a{
  display:flex;
  align-items:center;
  gap:6px;
  color:var(--text-3);
  font-size:13px;
  margin-bottom:8px;
  transition:color .2s;
}
.footer-links__group a::before{content:"›";color:var(--primary);opacity:.7}
.footer-links__group a:hover{color:var(--primary)}
.footer-links__group span{display:block;font-size:13px;color:var(--text-3);margin-bottom:6px}
.footer-links__group span i{width:18px;color:var(--primary)}
.footer-bottom{
  border-top:1px solid var(--line-light);
  padding:18px 0;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  justify-content:space-between;
  font-size:12px;
  color:#5b6d86;
}

.float-cta{
  position:fixed;
  right:32px;
  bottom:32px;
  z-index:998;
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:52px;
  padding:0 24px;
  border-radius:999px;
  background:linear-gradient(135deg,var(--cta),var(--cta-deep));
  color:#140e08;
  font-size:15px;
  font-weight:700;
  box-shadow:0 6px 24px rgba(255,150,60,0.3),0 0 0 1px rgba(255,255,255,0.08) inset;
  opacity:0;
  transform:translateY(20px);
  visibility:hidden;
  transition:opacity .3s,transform .3s,box-shadow .3s,visibility .3s;
  pointer-events:none;
}
.float-cta.show{
  opacity:1;
  transform:translateY(0);
  visibility:visible;
  pointer-events:auto;
}
.float-cta:hover{
  filter:brightness(1.06);
  box-shadow:0 10px 34px rgba(255,150,60,0.44);
}
.float-cta i{font-size:14px}

@media (min-width:901px) and (max-width:1180px){
  .state-strip__grid{grid-template-columns:repeat(2,1fr)}
  .state-item{border-bottom:1px solid var(--line-light)}
  .mini-hero__grid{gap:32px}
  .mini-hero h1{font-size:38px}
  .prep-list{grid-template-columns:1fr}
}
@media (max-width:1024px){
  .main-nav a{margin:0 3px;font-size:14px}
  .container{padding:0 20px}
  .section-block{padding:72px 0}
  .mini-hero{padding:60px 0 56px}
  .mini-hero h1{font-size:34px}
  .mini-hero__grid{grid-template-columns:1fr;gap:36px}
  .mini-hero__panel{max-width:600px}
  .prep-grid{grid-template-columns:1fr;gap:36px}
  .prep-list{grid-template-columns:1fr 1fr}
}
@media (min-width:768px) and (max-width:1180px){
  .site-logo__text{font-size:19px}
  .header-cta{font-size:13px;padding:0 16px}
}
@media (max-width:900px){
  .header-inner{gap:12px}
  .site-logo__icon{width:32px;height:32px;font-size:14px}
  .site-logo__text{font-size:19px}
  .nav-burger{display:flex}
  .main-nav{
    position:fixed;
    top:72px;
    right:0;
    bottom:0;
    width:min(320px,84vw);
    background:rgba(5,10,19,.97);
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
    border-left:1px solid var(--line);
    display:flex;
    flex-direction:column;
    align-items:flex-start;
    gap:0;
    padding:28px 20px;
    transform:translateX(100%);
    transition:transform .35s cubic-bezier(.22,.61,.36,1);
    box-shadow:-20px 0 40px rgba(0,0,0,0.3);
    margin:0;
  }
  .main-nav.is-open{transform:translateX(0)}
  .main-nav a{width:100%;padding:14px 10px;font-size:16px;border-bottom:1px solid var(--line-light);margin:0}
  .main-nav a::after{display:none}
  .main-nav a.active{background:rgba(15,224,192,0.08);border-left:3px solid var(--primary);color:var(--primary);border-radius:6px}
  .header-cta{min-height:38px;padding:0 16px;font-size:13px}
  .roadmap{max-width:100%}
  .roadmap::before{left:23px}
  .roadmap-item{grid-template-columns:48px 1fr;gap:16px}
  .roadmap-node span{width:46px;height:46px;margin-top:6px}
  .terms-grid{grid-template-columns:1fr}
  .notice-grid{grid-template-columns:1fr}
  .cta-band .container{flex-direction:column;text-align:center;align-items:flex-start;padding-top:28px;padding-bottom:28px}
  .cta-copy h2{font-size:24px}
  .cta-actions{width:100%;justify-content:flex-start}
  .footer-top{grid-template-columns:1fr;gap:30px}
  .footer-links{grid-template-columns:repeat(2,1fr)}
  .footer-bottom{align-items:flex-start;flex-direction:column}
}
@media (max-width:680px){
  main{padding-top:64px}
  .site-header{height:64px}
  .main-nav{top:64px}
  .section-block{padding:60px 0}
  .mini-hero{padding:48px 0 46px}
  .mini-hero h1{font-size:28px}
  .mini-hero__desc{font-size:14px}
  .btn{min-height:46px;padding:0 18px;font-size:14px}
  .state-strip__grid{grid-template-columns:1fr 1fr}
  .state-item{padding:22px 14px;gap:10px;flex-direction:column;align-items:flex-start;border-bottom:1px solid var(--line-light)}
  .section-head h2{font-size:23px}
  .section-head p{font-size:14px}
  .prep-list{grid-template-columns:1fr}
  .prep-media img{aspect-ratio:16/10}
  .roadmap-card{padding:18px}
  .roadmap-card .roadmap-icon{width:38px;height:38px;margin-bottom:10px}
  .faq-item summary{padding:14px 16px;font-size:14px}
  .faq-item__body{padding:0 16px 16px;font-size:13px}
  .float-cta{right:16px;bottom:20px;width:52px;height:52px;padding:0;justify-content:center;font-size:0;gap:0}
  .float-cta i{font-size:18px}
  .footer-links{grid-template-columns:1fr}
  .footer-top{gap:24px}
  .mini-trust{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:1024px) and (min-width:681px){
  .state-item strong{font-size:14px}
  .state-item span{font-size:12px}
}

/* roulang page: category3 */
:root{
  --bg:#050a13;
  --bg-soft:#0b1322;
  --bg-card:rgba(18,28,46,.72);
  --glass:rgba(255,255,255,.05);
  --glass-strong:rgba(14,20,34,.8);
  --line:rgba(190,230,255,.16);
  --line-light:rgba(255,255,255,.09);
  --primary:#0fe0c0;
  --primary-deep:#0a9a96;
  --info:#4aa8ff;
  --cta:#ffb347;
  --cta-deep:#f28f2b;
  --danger:#e85d75;
  --success:#27d96f;
  --warning:#ffc15d;
  --text:#e9f2fa;
  --text-2:#b7c7de;
  --text-3:#788ca6;
  --font:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,sans-serif;
  --radius-xl:24px;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-pill:999px;
  --shadow-card:0 10px 30px rgba(0,0,0,.25);
  --shadow-hover:0 20px 44px rgba(0,0,0,.38);
  --shadow-glow:0 0 0 1px rgba(15,224,192,.18),0 18px 44px rgba(0,0,0,.32);
  --header-h:72px;
  --container:1160px;
  --transition:.25s cubic-bezier(.22,.61,.36,1);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  min-height:100vh;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input{font-family:inherit}
img{display:block;max-width:100%}
.container{width:min(1160px,92%);margin:0 auto}
.visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
main{display:block}
.section{padding:88px 0;position:relative}
.section--soft{background:var(--bg-soft)}
::selection{background:rgba(15,224,192,.3);color:#fff}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}
::-webkit-scrollbar{width:10px;height:8px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:#17263d;border-radius:999px;border:2px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:#263d5a}

/* ========== buttons ========== */
.btn{
  --btn-h:48px;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:var(--btn-h);padding:0 24px;border-radius:13px;
  font-size:15px;font-weight:600;color:var(--text);
  border:1px solid transparent;background:var(--glass);
  cursor:pointer;white-space:nowrap;transition:all var(--transition);
}
.btn i{font-size:14px;transition:transform var(--transition)}
.btn--cta{
  background:linear-gradient(135deg,#ffb347,#ff8d4d);
  color:#081019;box-shadow:0 0 20px rgba(255,150,60,.28);
  border-color:rgba(255,200,120,.5);
}
.btn--cta:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 0 30px rgba(255,150,60,.4)}
.btn--cta:hover i{transform:translateX(4px)}
.btn--cta:active{transform:translateY(0);opacity:.92}
.btn--ghost{
  background:rgba(15,224,192,.06);
  border:1px solid rgba(15,224,192,.32);
  color:#dffcf6;
}
.btn--ghost:hover{background:rgba(15,224,192,.14);border-color:var(--primary);box-shadow:0 0 22px rgba(15,224,192,.12)}
.btn--ghost:active{transform:translateY(1px)}
.btn--sm{height:40px;padding:0 16px;border-radius:11px;font-size:14px}
.link-arrow{
  display:inline-flex;align-items:center;gap:7px;color:var(--primary);
  font-size:14px;font-weight:500;position:relative;transition:color var(--transition),gap var(--transition);
}
.link-arrow:hover{color:#7cf5e2;gap:11px}
.link-arrow i{font-size:12px}

/* ========== header & nav ========== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(5,10,19,.86);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line-light);
  height:var(--header-h);
}
.header-row{
  height:var(--header-h);
  display:flex;align-items:center;gap:22px;
}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo__icon{
  width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,rgba(15,224,192,.25),rgba(15,224,192,.06));
  border:1px solid var(--line);
  color:var(--primary);font-size:16px;
  box-shadow:0 0 16px rgba(15,224,192,.15);
}
.logo__text{font-size:20px;font-weight:600;color:#fff;letter-spacing:.4px}
.logo__text strong{color:var(--primary);font-weight:800}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{
  position:relative;padding:9px 13px;font-size:15px;color:var(--text-2);
  border-radius:10px;transition:color var(--transition),background var(--transition);
}
.main-nav a:hover{color:#fff;background:rgba(255,255,255,.04)}
.main-nav a.active{color:#fff;font-weight:600}
.main-nav a.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;
  height:2px;border-radius:2px;background:var(--primary);
  box-shadow:0 0 12px rgba(15,224,192,.7);
}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:12px}
.status-pill{
  display:inline-flex;align-items:center;gap:7px;
  height:34px;padding:0 12px;border-radius:999px;
  background:rgba(39,217,111,.09);border:1px solid rgba(39,217,111,.3);
  color:#aef0cc;font-size:13px;
}
.live-dot{
  width:7px;height:7px;border-radius:50%;background:var(--success);
  box-shadow:0 0 0 0 rgba(39,217,111,.6);animation:pulse-dot 2s infinite;
}
@keyframes pulse-dot{0%{box-shadow:0 0 0 0 rgba(39,217,111,.6)}70%{box-shadow:0 0 0 8px rgba(39,217,111,0)}100%{box-shadow:0 0 0 0 rgba(39,217,111,0)}}
.burger{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:var(--glass);cursor:pointer;align-items:center;justify-content:center;flex-direction:column;gap:5px;
  transition:background var(--transition);
}
.burger span{width:18px;height:2px;background:var(--text);border-radius:3px;transition:transform .3s,opacity .2s}
.site-header.is-open .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.site-header.is-open .burger span:nth-child(2){opacity:0}
.site-header.is-open .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-mask{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:98;opacity:0;pointer-events:none;transition:opacity .3s}
body.nav-lock{overflow:hidden}

/* ========== breadcrumb ========== */
.breadcrumb{
  padding:18px 0 8px;
  display:flex;align-items:center;gap:10px;
  font-size:13px;color:var(--text-3);
}
.breadcrumb a{transition:color var(--transition)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb span{color:var(--text-2)}
.breadcrumb i{font-size:10px;color:var(--text-3)}

/* ========== news hero ========== */
.news-hero{
  padding:52px 0 80px;position:relative;overflow:hidden;
}
.news-hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:
    linear-gradient(90deg,var(--bg) 0%,rgba(5,10,19,.78) 38%,rgba(5,10,19,.2) 75%),
    url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
}
.news-hero::after{
  content:"";position:absolute;width:560px;height:560px;right:-120px;top:-80px;
  border-radius:50%;z-index:0;pointer-events:none;
  background:radial-gradient(circle,rgba(15,224,192,.14),transparent 66%);
}
.news-hero__inner{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:70px;align-items:center}
.news-hero__content{color:var(--text)}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:14px;font-weight:500;color:var(--primary);
  padding:8px 14px;border-radius:999px;
  background:rgba(15,224,192,.08);border:1px solid rgba(15,224,192,.3);
  margin-bottom:22px;
}
.eyebrow i{font-size:12px}
.news-hero__content h1{
  font-size:clamp(38px,5vw,58px);line-height:1.24;letter-spacing:.6px;
  text-shadow:0 8px 30px rgba(0,0,0,.35);
}
.news-hero__content h1 strong{color:var(--primary);font-weight:800}
.news-hero__lead{
  margin-top:22px;max-width:520px;font-size:16px;line-height:1.85;color:var(--text-2);
}
.hero-points{
  margin-top:28px;display:flex;flex-wrap:wrap;gap:12px 24px;
}
.hero-points li{display:flex;align-items:center;gap:9px;font-size:14px;color:var(--text-2)}
.hero-points i{color:var(--primary);font-size:15px}
.news-hero__media{position:relative}
.hero-window{
  background:rgba(9,16,28,.75);border:1px solid var(--line);
  border-radius:var(--radius-xl);padding:22px;
  backdrop-filter:blur(16px);
  box-shadow:0 18px 60px rgba(0,0,0,.4),0 0 0 1px rgba(255,255,255,.03);
}
.window-top{display:flex;align-items:center;gap:8px;margin-bottom:16px}
.window-top i{font-size:8px;border-radius:50%}
.window-top b{font-size:12px;font-weight:500;margin-left:10px;color:var(--text-3);letter-spacing:.2px}
.window-top .live-label{margin-left:auto;display:flex;align-items:center;gap:6px;font-size:12px;color:var(--success)}
.hero-panel-title{
  display:flex;align-items:center;gap:8px;font-size:16px;font-weight:700;color:#fff;margin-bottom:6px;
}
.hero-panel-title i{color:var(--cta)}
.hero-panel-caption{font-size:13px;color:var(--text-3);margin-bottom:18px}
.hero-news{display:grid;gap:9px}
.hero-news a{
  display:flex;gap:12px;align-items:flex-start;padding:13px 12px;
  border-radius:14px;background:rgba(255,255,255,.03);
  border:1px solid transparent;transition:border-color var(--transition),background var(--transition);
}
.hero-news a:hover{background:rgba(15,224,192,.06);border-color:rgba(15,224,192,.2)}
.hero-news__thumb{
  width:60px;height:44px;border-radius:9px;object-fit:cover;flex-shrink:0;
  background:linear-gradient(145deg,#13243f,#0b1524);
}
.hero-news b{display:block;font-size:14px;font-weight:600;color:var(--text);line-height:1.55;transition:color var(--transition)}
.hero-news a:hover b{color:var(--primary)}
.hero-news em{display:block;font-style:normal;font-size:12px;color:var(--text-3);margin-top:3px}
.hero-window__footer{margin-top:18px;border-top:1px solid var(--line-light);padding-top:15px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
.hero-window__footer span{font-size:13px;color:var(--text-3)}
.hero-window__footer a{display:inline-flex;gap:7px;align-items:center;font-size:14px;color:var(--primary)}

/* ========== notice strip ========== */
.notice-strip{border-top:1px solid var(--line-light);border-bottom:1px solid var(--line-light);background:rgba(11,22,39,.7)}
.notice-strip__inner{
  min-height:48px;display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  font-size:14px;color:var(--text-2);
}
.notice-strip__icon{width:28px;height:28px;flex-shrink:0;display:grid;place-items:center;border-radius:9px;background:rgba(255,179,71,.14);color:var(--cta)}
.notice-strip strong{color:var(--text);font-weight:600}
.notice-strip a{margin-left:auto;color:var(--primary);display:inline-flex;align-items:center;gap:6px;transition:gap var(--transition)}
.notice-strip a:hover{gap:11px}

/* ========== section heading ========== */
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:18px;margin-bottom:34px;flex-wrap:wrap}
.section-head__left b{
  display:flex;align-items:center;gap:8px;font-size:14px;font-weight:500;color:var(--primary);
  text-transform:uppercase;letter-spacing:2px;margin-bottom:12px;
}
.section-head__left b::before{content:"";width:4px;height:16px;border-radius:4px;background:var(--primary);box-shadow:0 0 12px rgba(15,224,192,.7)}
.section-head h2{font-size:clamp(24px,2.4vw,32px);line-height:1.3;color:#fff;margin-bottom:8px}
.section-head .section-desc{color:var(--text-2);font-size:15px;max-width:600px}
.section-head__more{margin-bottom:5px}

/* ========== filter chips ========== */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:40px}
.chip{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:40px;padding:0 18px;border-radius:999px;cursor:pointer;
  background:var(--bg-card);color:var(--text-2);
  border:1px solid var(--line-light);font-size:14px;
  transition:all var(--transition);
}
.chip:hover{color:var(--text);border-color:var(--line);background:rgba(15,224,192,.06)}
.chip.is-active{background:rgba(15,224,192,.14);border-color:var(--primary);color:var(--primary);font-weight:600;box-shadow:0 0 18px rgba(15,224,192,.12)}
.chip i{font-size:12px}

/* ========== feed split ========== */
.feed-scope{padding-bottom:44px;position:relative}
.split-zone{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(300px,.88fr);gap:24px;align-items:stretch}
.spotlight-card{
  position:relative;border-radius:var(--radius-xl);overflow:hidden;
  background:var(--bg-card);border:1px solid var(--line);
  min-height:420px;display:flex;flex-direction:column;justify-content:flex-end;
  box-shadow:var(--shadow-card);transition:border-color var(--transition),box-shadow var(--transition);
}
.spotlight-card:hover{box-shadow:var(--shadow-hover);border-color:rgba(15,224,192,.4)}
.spotlight-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s}
.spotlight-card:hover img{transform:scale(1.04)}
.spotlight-card__overlay{
  position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,10,19,.05) 0%,rgba(5,10,19,.55) 42%,rgba(5,10,19,.95) 100%);
}
.spotlight-card__body{position:relative;padding:24px;color:#fff;z-index:2}
.tag-badge{
  display:inline-flex;align-items:center;gap:6px;justify-content:center;
  height:27px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;color:#03120e;
  background:var(--primary);box-shadow:0 0 14px rgba(15,224,192,.35);
  margin-bottom:14px;
}
.tag-badge--cta{background:linear-gradient(135deg,#ffb347,#ff8d4d);color:#2a1300;box-shadow:0 0 14px rgba(255,160,70,.32)}
.tag-badge--blue{background:var(--info);color:#04111d}
.spotlight-card h3{font-size:25px;line-height:1.42;max-width:560px;margin:10px 0 12px}
.spotlight-card p{color:rgba(233,242,250,.82);font-size:15px;max-width:580px;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.spotlight-card__meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding-top:18px;margin-top:14px;border-top:1px solid var(--line-light);color:var(--text-3);font-size:13px}

/* right feed list */
.side-zone{display:flex;flex-direction:column;gap:18px}
.side-box{
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:22px 20px;
}
.side-box__title{display:flex;align-items:center;gap:9px;font-size:16px;font-weight:700;color:#fff;margin-bottom:16px}
.side-box__title i{color:var(--cta)}
.side-feed{display:grid;gap:10px}
.side-feed a{
  display:flex;gap:13px;padding:12px;border-radius:14px;
  background:rgba(255,255,255,.025);border:1px solid transparent;
  transition:border-color var(--transition),background var(--transition);
}
.side-feed a:hover{background:rgba(15,224,192,.06);border-color:rgba(15,224,192,.18)}
.side-feed__text{min-width:0}
.side-feed__text b{display:block;font-weight:600;color:var(--text);font-size:14.5px;line-height:1.6;transition:color var(--transition)}
.side-feed a:hover b{color:var(--primary)}
.side-feed__text span{display:flex;flex-wrap:wrap;gap:7px;margin-top:6px;font-size:12.5px;color:var(--text-3)}
.side-feed__text span em{font-style:normal;color:var(--primary)}
.side-feed__arrow{margin-left:auto;align-self:center;color:var(--text-3);font-size:12px}
.side-feed a:hover .side-feed__arrow{color:var(--primary);transform:translateX(4px);transition:.25s}

/* news card grid */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:24px}
.news-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  background:var(--bg-card);border:1px solid var(--line-light);
  border-radius:var(--radius-lg);padding:0;
  transition:border-color var(--transition),transform var(--transition),box-shadow var(--transition);
}
.news-card:hover{border-color:rgba(15,224,192,.35);transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.news-card > a{display:flex;flex-direction:column;height:100%}
.news-card__cover{position:relative;overflow:hidden;aspect-ratio:16/10;background:#0e1a2b}
.news-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.news-card:hover .news-card__cover img{transform:scale(1.05)}
.news-card__cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(5,10,19,.55));pointer-events:none}
.news-card__tag{
  position:absolute;left:14px;bottom:12px;z-index:2;
  display:inline-flex;align-items:center;height:25px;padding:0 11px;border-radius:999px;
  background:rgba(5,10,19,.75);border:1px solid var(--line);
  color:var(--primary);font-size:12px;font-weight:600;backdrop-filter:blur(8px);
}
.news-card__body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1}
.news-card h3{font-size:17px;line-height:1.55;font-weight:700;color:#fff;transition:color var(--transition)}
.news-card a[data-title-link]:hover h3, .news-card:hover h3{color:var(--primary)}
.news-card__text{font-size:14px;color:var(--text-2);overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;height:50px}
.news-card__foot{margin-top:auto;border-top:1px solid var(--line-light);padding-top:14px;display:flex;align-items:center;justify-content:space-between;color:var(--text-3);font-size:12.5px}
.news-card--wide{grid-column:span 2}
.news-card--cover-wide .news-card__cover{aspect-ratio:21/9}
/* transparent helper */
.news-card[hidden], .side-feed[hidden], .spotlight-card[hidden], .hero-news[hidden]{display:none !important}

/* ========== hot board ========== */
.hot-section{background:var(--bg-soft);border-top:1px solid var(--line-light);border-bottom:1px solid var(--line-light)}
.hot-board{
  background:rgba(9,16,28,.68);border:1px solid var(--line);
  border-radius:var(--radius-xl);padding:10px 24px;
}
.rank-list__item{
  display:grid;grid-template-columns:54px 1fr auto auto;gap:18px;align-items:center;
  padding:18px 12px;border-bottom:1px solid var(--line-light);
  transition:background var(--transition);
}
.rank-list__item:last-child{border-bottom:none}
.rank-list__item:hover{background:rgba(15,224,192,.045)}
.rank-num{
  font-size:26px;font-weight:800;color:#25344e;font-style:italic;
  transition:color var(--transition);
}
.rank-list__item:nth-child(1) .rank-num,.rank-list__item:nth-child(2) .rank-num,.rank-list__item:nth-child(3) .rank-num{color:var(--cta)}
.rank-title b{font-size:16px;font-weight:700;color:#fff;display:block;line-height:1.45}
.rank-title p{font-size:13.5px;color:var(--text-3);overflow:hidden;white-space:nowrap;text-overflow:ellipsis;max-width:640px;margin-top:3px}
.rank-flame{display:inline-flex;align-items:center;gap:5px;height:28px;padding:0 11px;border-radius:999px;background:rgba(255,179,71,.12);color:var(--cta);font-size:12px;font-weight:600}
.rank-link{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;border:1px solid var(--line);color:var(--text-2);transition:all var(--transition)}
.rank-link:hover{background:var(--primary);color:#050a13;border-color:var(--primary);transform:rotate(-45deg)}
.hot-note{margin-top:18px;text-align:center;color:var(--text-3);font-size:13px}
.hot-note code{color:var(--primary);background:rgba(15,224,192,.08);padding:3px 10px;border-radius:8px}

/* ========== assist section ========== */
.assist-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.assist-card{
  position:relative;padding:28px;border-radius:var(--radius-lg);
  background:linear-gradient(145deg,rgba(18,28,46,.9),rgba(9,16,28,.5));
  border:1px solid var(--line);overflow:hidden;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.assist-card::before{
  content:"";position:absolute;left:0;right:0;top:0;height:3px;
  background:linear-gradient(90deg,var(--primary),transparent);
  opacity:0;transition:opacity .3s;
}
.assist-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:rgba(15,224,192,.33)}
.assist-card:hover::before{opacity:1}
.assist-card__icon{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:rgba(15,224,192,.12);color:var(--primary);font-size:19px;margin-bottom:20px;border:1px solid rgba(15,224,192,.2)}
.assist-card h3{color:#fff;font-size:18px;margin-bottom:10px}
.assist-card p{color:var(--text-2);font-size:14px;margin-bottom:18px}
.assist-card .link-arrow{margin-top:auto}

/* ========== cta banner ========== */
.cta-banner{
  position:relative;overflow:hidden;
  border-radius:28px;padding:60px 54px;color:#fff;
  background:
    linear-gradient(120deg,rgba(5,10,19,.9) 0%,rgba(5,10,19,.6) 58%,rgba(15,224,192,.12) 130%),
    url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  border:1px solid var(--line);
}
.cta-banner::after{
  content:"";position:absolute;width:380px;height:380px;right:-120px;top:-80px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,179,71,.18),transparent 65%);pointer-events:none;
}
.cta-banner h2{font-size:clamp(25px,3vw,36px);line-height:1.3;color:#fff;max-width:650px}
.cta-banner h2 strong{color:var(--cta)}
.cta-banner p{margin-top:14px;color:var(--text-2);max-width:650px;font-size:15px}
.cta-banner__btn{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px}
.cta-banner__btn .btn{height:50px;padding:0 28px;border-radius:15px}
.cta-note{margin-top:22px;display:flex;flex-wrap:wrap;gap:14px;color:var(--text-3);font-size:13px}
.cta-note span{display:inline-flex;align-items:center;gap:6px}
.cta-note i{color:var(--success)}

/* ========== footer ========== */
.site-footer{
  background:linear-gradient(180deg,#04070f,#070c15);
  border-top:1px solid var(--line-light);
  margin-top:30px;
  color:var(--text-2);
}
.footer-top{
  padding:54px 0 32px;
  display:grid;grid-template-columns:1fr 1.7fr;gap:46px;
}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;max-width:360px;line-height:1.9;color:var(--text-3)}
.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.footer-links__title{font-size:14px;font-weight:700;color:#dfeaf7;margin-bottom:14px;letter-spacing:.2px}
.footer-links a, .footer-links span{
  display:block;margin-bottom:10px;font-size:14px;color:var(--text-3);
  transition:color var(--transition);
}
.footer-links a:hover{color:var(--primary)}
.footer-bottom{
  padding:20px 0;border-top:1px solid var(--line-light);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  flex-wrap:wrap;font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-2)}
.footer-bottom a:hover{color:var(--primary)}

/* ========== floating cta ========== */
.float-cta{
  position:fixed;right:32px;bottom:32px;z-index:120;
  display:inline-flex;align-items:center;gap:9px;
  height:48px;padding:0 20px;border-radius:999px;
  background:linear-gradient(135deg,#ffb347,#ff8d4d);color:#05130d;
  font-size:14px;font-weight:700;box-shadow:0 12px 30px rgba(0,0,0,.3),0 0 20px rgba(255,160,70,.3);
  opacity:0;pointer-events:none;transform:translateY(18px);
  transition:opacity .35s,transform .35s,background .3s;
}
.float-cta.is-show{opacity:1;pointer-events:auto;transform:translateY(0)}
.float-cta:hover{filter:brightness(1.07);box-shadow:0 0 34px rgba(255,160,70,.5);transform:translateY(-3px)}
.float-cta:active{transform:translateY(0)}
.float-cta i{font-size:13px}

@media (max-width:1100px){
  .news-hero__inner{grid-template-columns:1fr .95fr;gap:38px}
  .split-zone{grid-template-columns:1fr;gap:22px}
  .side-zone{display:grid;grid-template-columns:1fr 1fr;gap:18px}
  .side-box:first-child{grid-column:span 2}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .news-card--wide{grid-column:span 2}
  .assist-grid{grid-template-columns:1fr}
}
@media (max-width:900px){
  .main-nav{
    position:fixed;top:0;right:0;height:100dvh;width:min(340px,84vw);z-index:150;
    background:rgba(7,13,23,.98);
    backdrop-filter:blur(22px);
    border-left:1px solid var(--line);
    flex-direction:column;align-items:stretch;gap:6px;
    padding:92px 24px 28px;
    transform:translateX(105%);transition:transform .35s var(--ease);
    box-shadow:-20px 0 60px rgba(0,0,0,.45);
  }
  .site-header.is-open .main-nav{transform:translateX(0)}
  .main-nav a{padding:13px 16px;border-radius:12px;font-size:16px}
  .main-nav a.active{background:rgba(15,224,192,.1)}
  .main-nav a.active::after{display:none}
  .nav-mask.is-show{opacity:1;pointer-events:auto}
  .burger{display:flex}
  .footer-top{grid-template-columns:1fr;gap:30px}
  .footer-links{grid-template-columns:1fr 1fr}
  .brand-pill{display:none}
}
@media (max-width:680px){
  .section{padding:58px 0}
  .news-hero{padding:30px 0 58px}
  .news-hero__inner{grid-template-columns:1fr}
  .news-hero__content h1{font-size:36px;line-height:1.3}
  .news-hero__lead{font-size:15px}
  .hero-points{gap:10px 16px}
  .hero-window{padding:18px}
  .hero-news a{padding:11px 9px}
  .notice-strip__inner{padding:12px 0}
  .notice-strip__inner > span{width:calc(100% - 40px)}
  .notice-strip a{margin-left:0}
  .section-head{flex-direction:column;align-items:flex-start;margin-bottom:24px}
  .chip-row{flex-wrap:nowrap;overflow-x:auto;margin:0 -6px 32px;padding:2px 6px 12px;scrollbar-width:none;}
  .chip-row::-webkit-scrollbar{display:none}
  .chip{flex-shrink:0;height:37px;padding:0 14px}
  .split-zone{grid-template-columns:1fr}
  .side-zone{grid-template-columns:1fr}
  .side-box:first-child{grid-column:auto}
  .news-grid{grid-template-columns:1fr;gap:16px}
  .news-card--wide{grid-column:auto}
  .news-card__tag{left:11px;bottom:10px;height:23px;padding:0 10px;font-size:11px}
  .news-card__body{padding:17px}
  .news-card h3{font-size:16px}
  .rank-list__item{grid-template-columns:34px 1fr auto;gap:10px;padding:15px 4px}
  .rank-num{font-size:21px}
  .rank-title p{display:none}
  .rank-flame{display:none}
  .rank-link{width:30px;height:30px}
  .cta-banner{padding:34px 22px;border-radius:20px}
  .cta-banner__btn .btn{width:100%;height:48px}
  .footer-links{grid-template-columns:1fr}
  .float-cta{right:16px;bottom:20px;height:44px;padding:0 16px;font-size:13px}
  .float-cta span{display:none}
  .float-cta i{font-size:16px}
  .breadcrumb{padding:12px 0 4px;font-size:12px}
  .section-title h2{margin-bottom:18px}
}