/* roulang page: index */
:root {
            --bg: #0e1118;
            --panel: #171c27;
            --panel-light: #202838;
            --text: #f4f7fb;
            --muted: #aeb8c9;
            --accent: #ff6b5f;
            --accent-dark: #d94b43;
            --line: rgba(255,255,255,.1);
            --radius: 22px;
            --shadow: 0 24px 70px rgba(0,0,0,.35);
        }

        * { box-sizing: border-box; }

        html { scroll-behavior: smooth; }

        body {
            margin: 0;
            min-width: 320px;
            color: var(--text);
            background:
                radial-gradient(circle at 15% 15%, rgba(255,107,95,.14), transparent 30%),
                radial-gradient(circle at 85% 80%, rgba(95,126,255,.12), transparent 28%),
                var(--bg);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
            line-height: 1.7;
        }

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

        .container {
            width: min(1080px, calc(100% - 40px));
            margin: 0 auto;
        }

        .site-header {
            border-bottom: 1px solid var(--line);
            background: rgba(14,17,24,.78);
            backdrop-filter: blur(16px);
        }

        .nav {
            min-height: 76px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            font-weight: 800;
            letter-spacing: .02em;
        }

        .brand-mark {
            width: 38px;
            height: 38px;
            display: grid;
            place-items: center;
            border-radius: 12px;
            color: #fff;
            background: var(--accent);
            box-shadow: 0 8px 24px rgba(255,107,95,.3);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-links a {
            padding: 9px 14px;
            border-radius: 10px;
            color: var(--muted);
            transition: .2s ease;
        }

        .nav-links a:hover,
        .nav-links a:focus-visible {
            color: var(--text);
            background: var(--panel-light);
            outline: none;
        }

        main { padding: 76px 0 100px; }

        .hero {
            display: grid;
            grid-template-columns: 1.15fr .85fr;
            gap: 28px;
            align-items: stretch;
        }

        .hero-copy,
        .notice-panel {
            border: 1px solid var(--line);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }

        .hero-copy {
            padding: clamp(32px, 6vw, 72px);
            background: linear-gradient(135deg, rgba(255,107,95,.18), rgba(23,28,39,.96) 52%);
        }

        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 18px;
            color: #ffaaa3;
            font-size: .82rem;
            font-weight: 800;
            letter-spacing: .14em;
            text-transform: uppercase;
        }

        h1 {
            max-width: 680px;
            margin: 0 0 22px;
            font-size: clamp(2.2rem, 6vw, 4.8rem);
            line-height: 1.08;
            letter-spacing: -.05em;
        }

        .hero-copy p {
            max-width: 650px;
            margin: 0;
            color: var(--muted);
            font-size: 1.08rem;
        }

        .notice-panel {
            padding: 30px;
            background: rgba(23,28,39,.92);
        }

        .notice-panel h2 {
            margin: 0 0 16px;
            font-size: 1.35rem;
        }

        .notice-panel ul {
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .notice-panel li {
            display: flex;
            gap: 12px;
            padding: 14px 0;
            border-bottom: 1px solid var(--line);
            color: var(--muted);
        }

        .notice-panel li:last-child { border-bottom: 0; }

        .notice-panel li::before {
            content: "!";
            flex: 0 0 25px;
            width: 25px;
            height: 25px;
            display: grid;
            place-items: center;
            border-radius: 50%;
            color: #201313;
            background: var(--accent);
            font-weight: 900;
        }

        .info-section {
            margin-top: 28px;
            padding: 34px;
            border: 1px solid var(--line);
            border-radius: var(--radius);
            background: rgba(23,28,39,.72);
        }

        .info-section h2 {
            margin: 0 0 12px;
            font-size: 1.6rem;
        }

        .info-section p {
            margin: 0;
            color: var(--muted);
        }

        .site-footer {
            padding: 26px 0;
            border-top: 1px solid var(--line);
                       background: rgba(14,17,24,.8);
        }

        .footer-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            color: var(--muted);
            font-size: .9rem;
        }

        .footer-inner strong { color: var(--text); }

        .footer-note {
            max-width: 620px;
            margin: 0;
        }

        @media (max-width: 760px) {
            .nav {
                min-height: 68px;
                align-items: flex-start;
                flex-direction: column;
                justify-content: center;
                gap: 4px;
                padding: 12px 0;
            }

            .nav-links {
                width: 100%;
                overflow-x: auto;
                padding-bottom: 2px;
            }

            .nav-links a {
                flex: 0 0 auto;
                padding: 7px 10px;
                font-size: .9rem;
            }

            main { padding: 42px 0 64px; }

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

            .hero-copy { padding: 34px 26px; }

            .notice-panel,
            .info-section { padding: 25px; }

            .footer-inner {
                align-items: flex-start;
                flex-direction: column;
            }
        }

        @media (max-width: 480px) {
            .container { width: min(100% - 28px, 1080px); }

            h1 { font-size: clamp(2rem, 12vw, 3.2rem); }

            .hero-copy p { font-size: 1rem; }

            .notice-panel,
            .info-section { border-radius: 17px; }
        }

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

/* roulang page: category1 */
:root {
 --bg: #0e1118;
 --panel: #171c27;
 --panel-light: #202838;
 --text: #f4f7fb;
 --muted: #aeb8c9;
 --accent: #ff6b5f;
 --accent-dark: #d94b43;
 --blue: #7897ff;
 --green: #61d5a5;
 --line: rgba(255,255,255,.1);
 --radius: 22px;
 --shadow: 0 24px 70px rgba(0,0,0,.35);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 min-width: 320px;
 color: var(--text);
 background:
 radial-gradient(circle at 15% 15%, rgba(255,107,95,.14), transparent 30%),
 radial-gradient(circle at 85% 80%, rgba(95,126,255,.12), transparent 28%),
 var(--bg);
 font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
 line-height: 1.7;
}
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
.container { width: min(1080px, calc(100% - 40px)); margin: 0 auto; }
.site-header {
 border-bottom: 1px solid var(--line);
 background: rgba(14,17,24,.78);
 backdrop-filter: blur(16px);
 position: sticky;
 top: 0;
 z-index: 20;
}
.nav {
 min-height: 76px;
 display: flex;
 align-items: center;
 justify-content: space-between;
 gap: 24px;
}
.brand {
 display: inline-flex;
 align-items: center;
 gap: 12px;
 font-weight: 800;
 letter-spacing: .02em;
 white-space: nowrap;
}
.brand-mark {
 width: 38px;
 height: 38px;
 display: grid;
 place-items: center;
 border-radius: 12px;
 color: #fff;
 background: var(--accent);
 box-shadow: 0 8px 24px rgba(255,107,95,.3);
}
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a {
 padding: 9px 14px;
 border-radius: 10px;
 color: var(--muted);
 transition: .2s ease;
}
.nav-links a:hover,
.nav-links a:focus-visible,
.nav-links a.active {
 color: var(--text);
 background: var(--panel-light);
 outline: none;
}
main { padding: 64px 0 100px; }
.hero {
 position: relative;
 overflow: hidden;
 min-height: 390px;
 display: flex;
 align-items: flex-end;
 padding: clamp(32px, 6vw, 72px);
 border: 1px solid var(--line);
 border-radius: var(--radius);
 background:
 linear-gradient(115deg, rgba(255,107,95,.96) 0 48%, transparent 48.2%),
 linear-gradient(135deg, #242c3e, #171c27 70%);
 box-shadow: var(--shadow);
}
.hero:after {
 content: "SAFE / 01";
 position: absolute;
 top: 30px;
 right: 34px;
 color: rgba(255,255,255,.5);
 font-size: .76rem;
 letter-spacing: .18em;
 font-weight: 800;
}
.hero-copy { position: relative; z-index: 1; max-width: 690px; }
.eyebrow {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 margin-bottom: 18px;
 color: #ffe1de;
 font-size: .82rem;
 font-weight: 800;
 letter-spacing: .14em;
}
.eyebrow:before {
 content: "";
 width: 8px;
 height: 8px;
 border-radius: 50%;
 background: #fff;
 box-shadow: 0 0 0 5px rgba(255,255,255,.15);
}
h1, h2, h3, p { margin-top: 0; }
h1 {
 margin-bottom: 18px;
 max-width: 650px;
 font-size: clamp(2.5rem, 6vw, 5.4rem);
 line-height: 1.05;
 letter-spacing: -.055em;
}
h1 em { color: #ffe2df; font-style: normal; }
.hero p {
 max-width: 630px;
 margin-bottom: 26px;
 color: rgba(255,255,255,.82);
 font-size: 1.08rem;
}
.button-row { display: flex; flex-wrap: wrap; gap: 12px; }
.button {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 min-height: 46px;
 padding: 10px 18px;
 border: 1px solid transparent;
 border-radius: 12px;
 background: var(--text);
 color: #181c25;
 font-weight: 800;
 transition: .2s ease;
}
.button:hover, .button:focus-visible {
 transform: translateY(-2px);
 box-shadow: 0 12px 24px rgba(0,0,0,.2);
 outline: none;
}
.button.secondary {
 border-color: var(--line);
 background: rgba(14,17,24,.5);
 color: var(--text);
}
.section { margin-top: 28px; padding: 38px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(23,28,39,.78); }
.section.alt { background: rgba(32,40,56,.48); }
.section-heading {
 display: flex;
 justify-content: space-between;
 align-items: end;
 gap: 24px;
 margin-bottom: 24px;
}
.section-heading h2 { margin-bottom: 0; font-size: clamp(1.5rem, 3vw, 2.2rem); letter-spacing: -.03em; }
.section-heading p { max-width: 560px; margin-bottom: 0; color: var(--muted); }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.metric {
 padding: 22px;
 border: 1px solid var(--line);
 border-radius: 16px;
 background: rgba(14,17,24,.42);
}
.metric strong { display: block; color: var(--accent); font-size: 2rem; line-height: 1.2; }
.metric span { color: var(--muted); font-size: .92rem; }
.matrix { display: grid; grid-template-columns: 1.1fr .9fr; gap: 20px; }
.matrix-list { display: grid; gap: 12px; }
.matrix-item {
 display: flex;
 gap: 16px;
 padding: 18px;
 border-bottom: 1px solid var(--line);
}
.matrix-item:last-child { border-bottom: 0; }
.matrix-icon {
 flex: 0 0 42px;
 height: 42px;
 display: grid;
 place-items: center;
 border-radius: 13px;
 background: rgba(255,107,95,.14);
 color: var(--accent);
 font-weight: 900;
}
.matrix-item h3 { margin-bottom: 5px; font-size: 1.05rem; }
.matrix-item p { margin-bottom: 0; color: var(--muted); font-size: .94rem; }
.notice-box {
 padding: 26px;
 border: 1px solid rgba(97,213,165,.28);
 border-radius: 18px;
 background: rgba(97,213,165,.07);
}
.notice-box h3 { color: var(--green); }
.notice-box p { color: var(--muted); margin-bottom: 0; }
.compare { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.compare-card { padding: 24px; border-radius: 17px; border: 1px solid var(--line); }
.compare-card.bad { background: rgba(255,107,95,.07); }
.compare-card.good { background: rgba(97,213,165,.07); }
.compare-card h3 { margin-bottom: 12px; }
.compare-card ul, .timeline, .support-list { margin: 0; padding: 0; list-style: none; }
.compare-card li { padding: 9px 0; color: var(--muted); border-bottom: 1px solid var(--line); }
.compare-card li:last-child { border-bottom: 0; }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.timeline li {
 position: relative;
 padding: 20px;
 min-height: 150px;
 border-top: 2px solid var(--accent);
 background: rgba(14,17,24,.38);
}
.timeline b { display: block; margin-bottom: 8px; color: var(--accent); }
.timeline span { color: var(--muted); font-size: .92rem; }
.news-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 24px; }
.news-feature { padding: 28px; border-radius: 18px; background: linear-gradient(135deg, rgba(120,151,255,.2), rgba(23,28,39,.7)); }
.news-feature h3 { max-width: 520px; font-size: 1.7rem; }
.news-feature p { color: var(--muted); }
.news-list { display: grid; gap: 10px; }
.news-list a {
 display: flex;
 justify-content: space-between;
 gap: 14px;
 padding: 14px 0;
 border-bottom: 1px solid var(--line);
 color: var(--muted);
 transition: .2s ease;
}
.news-list a:hover { color: var(--text); padding-left: 6px; }
.news-list time { white-space: nowrap; color: var(--accent); font-size: .82rem; }
.protection-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.protection-card {
 padding: 22px;
 border: 1px solid var(--line);
 border-radius: 16px;
 background: rgba(14,17,24,.34);
}
.protection-card .tag {
 display: inline-block;
 margin-bottom: 18px;
 padding: 4px 9px;
 border-radius: 99px;
 background: rgba(120,151,255,.14);
 color: #aabaff;
 font-size: .78rem;
 font-weight: 800;
}
.protection-card h3 { font-size: 1.05rem; }
.protection-card p { margin-bottom: 0; color: var(--muted); font-size: .93rem; }
.faq { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.faq details { padding: 18px 20px; border: 1px solid var(--line); border-radius: 14px; background: rgba(14,17,24,.35); }
.faq summary { cursor: pointer; font-weight: 800; }
.faq details p { margin: 12px 0 0; color: var(--muted); font-size: .94rem; }
.cta {
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 24px;
 padding: 30px 34px;
 border-radius: var(--radius);
 background: var(--accent);
 color: #fff;
}
.cta h2 { margin-bottom: 7px; }
.cta p { margin-bottom: 0; color: rgba(255,255,255,.82); }
.site-footer { padding: 26px 0; border-top: 1px solid var(--line); background: rgba(14,17,24,.8); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 18px; color: var(--muted); font-size: .9rem; }
.footer-inner strong { color: var(--text); }
.footer-note { max-width: 620px; margin: 0; }
@media (max-width: 900px) {
 .metric-grid { grid-template-columns: repeat(2, 1fr); }
 .timeline { grid-template-columns: repeat(2, 1fr); }
 .matrix, .news-layout { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
 .container { width: min(100% - 28px, 1080px); }
 .nav { min-height: 68px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 4px; padding: 12px 0; }
 .nav-links { width: 100%; overflow-x: auto; padding-bottom: 2px; }
 .nav-links a { flex: 0 0 auto; padding: 7px 10px; font-size: .9rem; }
 main { padding: 42px 0 64px; }
 .hero { min-height: 470px; padding: 34px 26px; background: linear-gradient(145deg, rgba(255,107,95,.96) 0 56%, transparent 56.2%), linear-gradient(135deg, #242c3e, #171c27 78%); }
 .hero:after { top: 22px; right: 22px; }
 .section { padding: 25px; border-radius: 17px; }
 .section-heading { display: block; }
 .section-heading p { margin-top: 10px; }
 .protection-grid, .faq, .compare { grid-template-columns: 1fr; }
 .cta { align-items: flex-start; flex-direction: column; padding: 26px; }
 .footer-inner { align-items: flex-start; flex-direction: column; }
}
@media (max-width: 480px) {
 h1 { font-size: clamp(2rem, 12vw, 3.2rem); }
 .hero p { font-size: 1rem; }
 .metric-grid, .timeline { grid-template-columns: 1fr; }
 .metric strong { font-size: 1.7rem; }
 .button-row, .button { width: 100%; }
 .hero .button { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
 html { scroll-behavior: auto; }
 *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}