/* roulang page: index */
:root {
            --ink: #17242e;
            --muted: #65727b;
            --paper: #f7f8f5;
            --white: #ffffff;
            --line: #dfe5e1;
            --coral: #e55b48;
            --coral-dark: #bb3f32;
            --mint: #cfe8d9;
            --sage: #4e806b;
            --yellow: #f2c65c;
            --navy: #203944;
            --radius: 14px;
            --shadow: 0 16px 45px rgba(23, 36, 46, .09);
            --soft-shadow: 0 8px 24px rgba(23, 36, 46, .06);
        }

        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            margin: 0;
            color: var(--ink);
            background: var(--paper);
            font-family: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
            line-height: 1.75;
            font-size: 15px;
        }
        a { color: inherit; text-decoration: none; }
        img { display: block; max-width: 100%; }
        button, input { font: inherit; }
        button:focus-visible, a:focus-visible, input:focus-visible {
            outline: 3px solid rgba(229, 91, 72, .28);
            outline-offset: 3px;
        }
        .container { max-width: 1180px; }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 20;
            background: rgba(247, 248, 245, .94);
            border-bottom: 1px solid rgba(223, 229, 225, .9);
            backdrop-filter: blur(14px);
        }
        .navbar { min-height: 76px; }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 11px;
            color: var(--ink);
            font-size: 17px;
            font-weight: 800;
            letter-spacing: 0;
            white-space: nowrap;
        }
        .brand-mark {
            width: 36px;
            height: 36px;
            display: grid;
            place-items: center;
            color: var(--white);
            background: var(--coral);
            border-radius: 11px 11px 11px 4px;
            font-size: 18px;
            box-shadow: 4px 4px 0 var(--yellow);
        }
        .nav-link {
            position: relative;
            margin: 0 5px;
            padding: 10px 13px !important;
            color: var(--muted) !important;
            font-weight: 600;
            transition: color .2s ease;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 13px;
            right: 13px;
            bottom: 3px;
            height: 2px;
            background: var(--coral);
            transform: scaleX(0);
            transform-origin: center;
            transition: transform .2s ease;
        }
        .nav-link:hover, .nav-link.active { color: var(--ink) !important; }
        .nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }
        .nav-note {
            color: var(--sage);
            font-size: 13px;
            font-weight: 600;
            border-left: 1px solid var(--line);
            padding-left: 18px;
        }

        .hero {
            position: relative;
            overflow: hidden;
            min-height: 600px;
            display: flex;
            align-items: center;
            color: var(--white);
            background:
                linear-gradient(90deg, rgba(24, 43, 51, .95) 0%, rgba(24, 43, 51, .82) 42%, rgba(24, 43, 51, .25) 100%),
                url("https://images.unsplash.com/photo-1528360983277-13d401cdc186?auto=format&fit=crop&w=1900&q=88") center/cover no-repeat;
        }
        .hero::before {
            content: "";
            position: absolute;
            width: 240px;
            height: 240px;
            right: 9%;
            top: 18%;
            border: 1px solid rgba(255,255,255,.23);
            border-radius: 50%;
        }
        .hero-inner { position: relative; z-index: 1; padding: 92px 0 86px; }
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: #f8d77c;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: .08em;
        }
        .eyebrow::before {
            content: "";
            width: 26px;
            height: 2px;
            background: var(--yellow);
        }
        .hero h1 {
            max-width: 700px;
            margin: 19px 0 21px;
            font-size: clamp(38px, 5vw, 64px);
            line-height: 1.16;
            letter-spacing: 0;
            font-weight: 800;
        }
        .hero-copy {
            max-width: 680px;
            margin-bottom: 28px;
            color: rgba(255,255,255,.84);
            font-size: 17px;
        }
        .hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
        .btn-main, .btn-ghost, .btn-light {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 48px;
            padding: 0 21px;
            border-radius: 9px;
            font-weight: 700;
            transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
        }
        .btn-main { color: var(--white); background: var(--coral); border: 1px solid var(--coral); }
        .btn-main:hover { color: var(--white); background: var(--coral-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(229,91,72,.28); }
        .btn-ghost { color: var(--white); border: 1px solid rgba(255,255,255,.5); }
        .btn-ghost:hover { color: var(--ink); background: var(--white); transform: translateY(-2px); }
        .btn-light { color: var(--ink); background: var(--white); border: 1px solid var(--white); }
        .btn-light:hover { color: var(--ink); transform: translateY(-2px); box-shadow: var(--soft-shadow); }
        .hero-ribbon {
            position: absolute;
            right: 7%;
            bottom: 68px;
            width: 292px;
            padding: 25px 26px;
            color: var(--ink);
            background: #f8d77c;
            border-radius: 12px;
            box-shadow: 14px 14px 0 rgba(255,255,255,.12);
            transform: rotate(-3deg);
        }
        .hero-ribbon strong { display: block; font-size: 23px; line-height: 1.35; }
        .hero-ribbon span { display: block; margin-top: 7px; color: #59604f; font-size: 13px; }

        .section { padding: 88px 0; }
        .section-light { background: var(--white); }
        .section-sage { background: var(--mint); }
        .section-dark { color: var(--white); background: var(--navy); }
        .section-head { max-width: 710px; margin-bottom: 38px; }
        .section-kicker {
            display: block;
            margin-bottom: 10px;
            color: var(--coral-dark);
            font-size: 12px;
            font-weight: 800;
            letter-spacing: .12em;
            text-transform: uppercase;
        }
        .section-dark .section-kicker { color: var(--yellow); }
        .section h2 {
            margin: 0 0 13px;
            font-size: clamp(28px, 3.5vw, 42px);
            line-height: 1.25;
            font-weight: 800;
        }
        .section-head p { margin: 0; color: var(--muted); font-size: 16px; }
        .section-dark .section-head p { color: rgba(255,255,255,.7); }

        .calendar-strip {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            border: 1px solid var(--line);
            background: var(--white);
            box-shadow: var(--soft-shadow);
        }
        .calendar-day {
            min-height: 190px;
            padding: 22px 19px;
            border-right: 1px solid var(--line);
        }
        .calendar-day:last-child { border-right: 0; }
        .calendar-day time { color: var(--coral-dark); font-size: 13px; font-weight: 800; }
        .calendar-day h3 { margin: 17px 0 9px; font-size: 18px; line-height: 1.45; }
        .calendar-day p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
        .day-tag, .topic-tag, .status-tag {
            display: inline-block;
            padding: 4px 9px;
            color: var(--sage);
            background: #edf5ef;
            border-radius: 5px;
            font-size: 12px;
            font-weight: 700;
        }

        .topic-grid { display: grid; grid-template-columns: 1.25fr .9fr .9fr; gap: 18px; }
        .topic-card {
            min-height: 230px;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: flex-end;
            padding: 26px;
            color: var(--white);
            border-radius: var(--radius);
            background-size: cover;
            background-position: center;
            box-shadow: var(--soft-shadow);
        }
        .topic-card::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(0deg, rgba(20,34,39,.86), rgba(20,34,39,.04) 72%);
        }
        .topic-card:first-child { min-height: 330px; grid-row: span 2; }
        .topic-content { position: relative; z-index: 1; }
        .topic-content h3 { margin: 9px 0 5px; font-size: 23px; }
        .topic-content p { margin: 0; color: rgba(255,255,255,.8); font-size: 13px; }
        .topic-tag { color: #fff; background: rgba(229,91,72,.9); }

        .insight-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 60px; align-items: center; }
        .quote-panel {
            padding: 34px;
            background: var(--paper);
            border-left: 5px solid var(--coral);
        }
        .quote-panel p { margin: 0; font-size: 22px; line-height: 1.6; font-weight: 700; }
        .quote-panel small { display: block; margin-top: 20px; color: var(--muted); }
        .insight-list { display: grid; gap: 20px; }
        .insight-item { display: grid; grid-template-columns: 55px 1fr; gap: 17px; align-items: start; }
        .insight-index {
            display: grid;
            place-items: center;
            width: 42px;
            height: 42px;
            color: var(--coral-dark);
            background: #fff1ed;
            border-radius: 50%;
            font-weight: 800;
        }
        .insight-item h3 { margin: 0 0 4px; font-size: 18px; }
        .insight-item p { margin: 0; color: var(--muted); font-size: 14px; }

        .news-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 55px; }
        .news-feature {
            overflow: hidden;
            background: var(--white);
            border: 1px solid var(--line);
            box-shadow: var(--soft-shadow);
        }
        .news-feature img { width: 100%; height: 255px; object-fit: cover; }
        .news-feature-body { padding: 27px; }
        .news-feature h3 { margin: 12px 0 8px; font-size: 25px; line-height: 1.4; }
        .news-feature p { margin: 0; color: var(--muted); }
        .news-list { display: grid; gap: 0; }
        .news-item {
            display: grid;
            grid-template-columns: 82px 1fr;
            gap: 17px;
            padding: 19px 0;
            border-bottom: 1px solid var(--line);
        }
        .news-item:first-child { padding-top: 0; }
        .news-item time { color: var(--coral-dark); font-weight: 800; font-size: 13px; }
        .news-item h3 { margin: 0 0 5px; font-size: 17px; }
        .news-item p { margin: 0; color: var(--muted); font-size: 13px; }

        .media-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
        .media-card {
            overflow: hidden;
            background: var(--white);
            border: 1px solid var(--line);
            transition: transform .2s ease, box-shadow .2s ease;
        }
        .media-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
        .media-card img { height: 150px; width: 100%; object-fit: cover; }
        .media-card-body { padding: 19px; }
        .media-card h3 { margin: 10px 0 6px; font-size: 17px; line-height: 1.5; }
        .media-card p { margin: 0; color: var(--muted); font-size: 13px; }

        .metric-layout { display: grid; grid-template-columns: .8fr 1.2fr; gap: 55px; align-items: center; }
        .metric-intro p { color: rgba(255,255,255,.72); }
        .metric-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: rgba(255,255,255,.18); }
        .metric {
            min-height: 146px;
            padding: 25px;
            background: rgba(255,255,255,.06);
        }
        .metric strong { display: block; color: var(--yellow); font-size: 36px; line-height: 1.2; }
        .metric span { display: block; margin-top: 8px; color: rgba(255,255,255,.72); font-size: 13px; }

        .standards-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
        .standard {
            padding: 27px;
            border-top: 3px solid var(--coral);
            background: var(--paper);
        }
        .standard-icon { color: var(--coral-dark); font-size: 25px; font-weight: 800; }
        .standard h3 { margin: 13px 0 8px; font-size: 19px; }
        .standard p { margin: 0; color: var(--muted); font-size: 14px; }

        .assurance-list { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
        .assurance { padding-right: 20px; border-right: 1px solid var(--line); }
        .assurance:last-child { border-right: 0; }
        .assurance strong { display: block; margin-bottom: 8px; font-size: 17px; }
        .assurance p { margin: 0; color: var(--muted); font-size: 13px; }

        .voices { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
        .voice {
            padding: 28px;
            background: var(--white);
            border: 1px solid var(--line);
        }
        .voice p { margin: 0 0 20px; font-size: 16px; line-height: 1.8; }
        .voice cite { color: var(--muted); font-size: 13px; font-style: normal; }

        .subscribe {
            padding: 55px 0;
            color: var(--white);
            background: var(--coral);
        }
        .subscribe-inner { display: flex; align-items: center; justify-content: space-between; gap: 30px; }
        .subscribe h2 { margin: 0 0 9px; font-size: 30px; }
        .subscribe p { margin: 0; color: rgba(255,255,255,.83); }
        .subscribe-form { display: flex; min-width: 390px; }
        .subscribe-form input {
            min-width: 0;
            flex: 1;
            height: 50px;
            padding: 0 16px;
            color: var(--ink);
            border: 0;
            border-radius: 8px 0 0 8px;
        }
        .subscribe-form button {
            height: 50px;
            padding: 0 20px;
            color: var(--ink);
            background: var(--yellow);
            border: 0;
            border-radius: 0 8px 8px 0;
            font-weight: 800;
            cursor: pointer;
        }
        .subscribe-form button:hover { background: #f8d77c; }

        .site-footer { padding: 50px 0 25px; color: rgba(255,255,255,.7); background: #172b34; }
        .footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 35px; }
        .footer-brand { color: var(--white); }
        .footer-copy { max-width: 310px; margin: 17px 0 0; font-size: 13px; line-height: 1.8; }
        .footer-title { margin: 4px 0 15px; color: var(--white); font-weight: 700; }
        .footer-links { display: grid; gap: 9px; font-size: 13px; }
        .footer-links a:hover { color: var(--yellow); }
        .footer-bottom {
            display: flex;
            justify-content: space-between;
            gap: 20px;
            margin-top: 42px;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,.14);
            font-size: 12px;
        }

        @media (max-width: 991px) {
            .nav-note { display: none; }
            .hero-ribbon { right: 4%; width: 245px; }
            .topic-grid { grid-template-columns: 1fr 1fr; }
            .topic-card:first-child { grid-row: auto; grid-column: span 2; min-height: 285px; }
            .insight-layout, .news-layout, .metric-layout { grid-template-columns: 1fr; gap: 35px; }
            .media-row { grid-template-columns: repeat(2, 1fr); }
            .assurance-list { grid-template-columns: repeat(2, 1fr); }
            .assurance:nth-child(2) { border-right: 0; }
            .assurance:nth-child(-n+2) { padding-bottom: 20px; border-bottom: 1px solid var(--line); }
            .footer-grid { grid-template-columns: 1.5fr 1fr 1fr; }
        }
        @media (max-width: 767px) {
            .navbar { min-height: 68px; }
            .brand { font-size: 15px; }
            .brand-mark { width: 32px; height: 32px; }
            .hero { min-height: 670px; background-position: 62% center; }
            .hero-inner { padding: 75px 0 60px; }
            .hero h1 { font-size: 40px; }
            .hero-copy { font-size: 15px; }
            .hero-ribbon { position: relative; right: auto; bottom: auto; width: 235px; margin-top: 46px; }
            .section { padding: 64px 0; }
            .calendar-strip { grid-template-columns: 1fr; }
            .calendar-day { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
            .calendar-day:last-child { border-bottom: 0; }
            .topic-grid, .standards-grid, .voices { grid-template-columns: 1fr; }
            .topic-card:first-child { grid-column: auto; }
            .media-row { grid-template-columns: 1fr 1fr; }
            .subscribe-inner { display: block; }
            .subscribe-form { min-width: 0; margin-top: 24px; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .footer-grid > div:first-child { grid-column: span 2; }
        }
        @media (max-width: 519px) {
            .hero h1 { font-size: 34px; }
            .hero-actions .btn-main, .hero-actions .btn-ghost { width: 100%; }
            .media-row, .metric-grid, .assurance-list { grid-template-columns: 1fr; }
            .assurance, .assurance:nth-child(2) { padding: 0 0 20px; border-right: 0; border-bottom: 1px solid var(--line); }
            .assurance:last-child { padding-bottom: 0; border-bottom: 0; }
            .footer-grid { grid-template-columns: 1fr; }
            .footer-grid > div:first-child { grid-column: auto; }
            .footer-bottom { display: block; }
            .footer-bottom span { display: block; margin-top: 8px; }
            .subscribe-form { display: block; }
            .subscribe-form input, .subscribe-form button { width: 100%; border-radius: 8px; }
            .subscribe-form button { margin-top: 8px; }
        }

/* roulang page: category1 */
:root {
 --ink: #17242e;
 --muted: #65727b;
 --paper: #f7f8f5;
 --white: #ffffff;
 --line: #dfe5e1;
 --coral: #e55b48;
 --coral-dark: #bb3f32;
 --mint: #cfe8d9;
 --sage: #4e806b;
 --yellow: #f2c65c;
 --navy: #203944;
 --radius: 14px;
 --shadow: 0 16px 45px rgba(23, 36, 46, .09);
 --soft-shadow: 0 8px 24px rgba(23, 36, 46, .06);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
 margin: 0;
 color: var(--ink);
 background: var(--paper);
 font-family: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
 line-height: 1.75;
 font-size: 15px;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button, input { font: inherit; }
button:focus-visible, a:focus-visible, input:focus-visible {
 outline: 3px solid rgba(229, 91, 72, .28);
 outline-offset: 3px;
}
.container { max-width: 1180px; }
.site-header {
 position: sticky;
 top: 0;
 z-index: 20;
 background: rgba(247, 248, 245, .94);
 border-bottom: 1px solid rgba(223, 229, 225, .9);
 backdrop-filter: blur(14px);
}
.navbar { min-height: 76px; }
.brand {
 display: inline-flex;
 align-items: center;
 gap: 11px;
 color: var(--ink);
 font-size: 17px;
 font-weight: 800;
 white-space: nowrap;
}
.brand-mark {
 width: 36px;
 height: 36px;
 display: grid;
 place-items: center;
 color: var(--white);
 background: var(--coral);
 border-radius: 11px 11px 11px 4px;
 font-size: 18px;
 box-shadow: 4px 4px 0 var(--yellow);
}
.nav-link {
 position: relative;
 margin: 0 5px;
 padding: 10px 13px !important;
 color: var(--muted) !important;
 font-weight: 600;
 transition: color .2s ease;
}
.nav-link::after {
 content: "";
 position: absolute;
 left: 13px;
 right: 13px;
 bottom: 3px;
 height: 2px;
 background: var(--coral);
 transform: scaleX(0);
 transform-origin: center;
 transition: transform .2s ease;
}
.nav-link:hover, .nav-link.active { color: var(--ink) !important; }
.nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }
.nav-note {
 color: var(--sage);
 font-size: 13px;
 font-weight: 600;
 border-left: 1px solid var(--line);
 padding-left: 18px;
}
.hero {
 position: relative;
 overflow: hidden;
 min-height: 470px;
 display: flex;
 align-items: center;
 color: var(--white);
 background:
 linear-gradient(90deg, rgba(24, 43, 51, .94) 0%, rgba(24, 43, 51, .78) 48%, rgba(24, 43, 51, .3) 100%),
 url("https://images.unsplash.com/photo-1493976040374-85c8e12f0c0e?auto=format&fit=crop&w=1900&q=88") center 48%/cover no-repeat;
}
.hero::before {
 content: "";
 position: absolute;
 width: 210px;
 height: 210px;
 right: 10%;
 top: 15%;
 border: 1px solid rgba(255,255,255,.25);
 border-radius: 50%;
}
.hero-inner { position: relative; z-index: 1; padding: 74px 0; }
.eyebrow {
 display: inline-flex;
 align-items: center;
 gap: 8px;
 color: #f8d77c;
 font-size: 13px;
 font-weight: 700;
}
.eyebrow::before { content: ""; width: 26px; height: 2px; background: var(--yellow); }
.hero h1 {
 max-width: 760px;
 margin: 18px 0 18px;
 font-size: 48px;
 line-height: 1.2;
 font-weight: 800;
}
.hero-copy { max-width: 690px; margin: 0; color: rgba(255,255,255,.86); font-size: 17px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 25px; }
.meta-chip {
 padding: 7px 12px;
 color: rgba(255,255,255,.93);
 border: 1px solid rgba(255,255,255,.34);
 border-radius: 999px;
 font-size: 13px;
}
.section { padding: 76px 0; }
.section-light { background: var(--white); }
.section-sage { background: var(--mint); }
.section-dark { color: var(--white); background: var(--navy); }
.section-head { max-width: 720px; margin-bottom: 34px; }
.section-kicker {
 display: block;
 margin-bottom: 8px;
 color: var(--coral-dark);
 font-size: 12px;
 font-weight: 800;
}
.section h2 { margin: 0 0 12px; font-size: 32px; line-height: 1.35; font-weight: 800; }
.section-head p { margin: 0; color: var(--muted); }
.topic-layout { display: grid; grid-template-columns: 1.1fr .9fr; gap: 36px; align-items: center; }
.topic-image {
 min-height: 340px;
 border-radius: var(--radius);
 background: url("https://images.unsplash.com/photo-1528360983277-13d401cdc186?auto=format&fit=crop&w=1200&q=85") center/cover;
 box-shadow: var(--shadow);
}
.topic-list { border-top: 1px solid var(--line); }
.topic-row {
 display: grid;
 grid-template-columns: 56px 1fr;
 gap: 18px;
 padding: 19px 0;
 border-bottom: 1px solid var(--line);
}
.topic-number { color: var(--coral-dark); font-size: 14px; font-weight: 800; }
.topic-row h3 { margin: 0 0 5px; font-size: 18px; font-weight: 700; }
.topic-row p { margin: 0; color: var(--muted); font-size: 14px; }
.theme-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.theme-card {
 min-height: 210px;
 padding: 22px;
 display: flex;
 flex-direction: column;
 justify-content: space-between;
 background: var(--white);
 border: 1px solid var(--line);
 border-radius: 10px;
 transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.theme-card:hover { transform: translateY(-4px); border-color: rgba(229,91,72,.45); box-shadow: var(--soft-shadow); }
.theme-card:nth-child(2) { background: #fff8e7; }
.theme-card:nth-child(3) { background: #edf4ef; }
.theme-card:nth-child(4) { background: #f5eeeb; }
.theme-index { color: var(--coral-dark); font-size: 12px; font-weight: 800; }
.theme-card h3 { margin: 18px 0 7px; font-size: 19px; font-weight: 800; }
.theme-card p { margin: 0; color: var(--muted); font-size: 13px; }
.theme-arrow { align-self: flex-end; color: var(--coral-dark); font-size: 19px; }
.fact-band { padding: 42px 0; background: var(--navy); color: var(--white); }
.fact-grid { display: grid; grid-template-columns: 1.1fr repeat(3, 1fr); gap: 20px; align-items: center; }
.fact-intro h2 { margin: 0 0 8px; font-size: 23px; }
.fact-intro p { margin: 0; color: rgba(255,255,255,.72); font-size: 13px; }
.fact-item { padding-left: 20px; border-left: 1px solid rgba(255,255,255,.22); }
.fact-item strong { display: block; color: var(--yellow); font-size: 17px; }
.fact-item span { color: rgba(255,255,255,.75); font-size: 13px; }
.editorial-list { border-top: 1px solid var(--line); }
.editorial-item {
 display: grid;
 grid-template-columns: 112px 1fr auto;
 align-items: center;
 gap: 22px;
 padding: 20px 0;
 border-bottom: 1px solid var(--line);
}
.editorial-tag {
 display: inline-flex;
 justify-content: center;
 padding: 5px 10px;
 color: var(--sage);
 background: #e8f1eb;
 border-radius: 5px;
 font-size: 12px;
 font-weight: 700;
}
.editorial-item h3 { margin: 0 0 5px; font-size: 17px; font-weight: 700; }
.editorial-item p { margin: 0; color: var(--muted); font-size: 13px; }
.editorial-mark { color: var(--coral-dark); font-size: 20px; }
.region-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: start; }
.region-copy { max-width: 470px; }
.region-copy p { color: rgba(255,255,255,.77); }
.region-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.region-item { padding: 14px 16px; border: 1px solid rgba(255,255,255,.2); border-radius: 8px; }
.region-item strong { display: block; color: var(--yellow); font-size: 15px; }
.region-item span { color: rgba(255,255,255,.72); font-size: 12px; }
.source-note {
 display: flex;
 justify-content: space-between;
 align-items: center;
 gap: 24px;
 padding: 24px 28px;
 background: var(--white);
 border: 1px solid var(--line);
 border-left: 4px solid var(--coral);
 border-radius: 8px;
}
.source-note h3 { margin: 0 0 4px; font-size: 18px; }
.source-note p { margin: 0; color: var(--muted); font-size: 13px; }
.btn-main, .btn-light {
 display: inline-flex;
 align-items: center;
 justify-content: center;
 gap: 8px;
 min-height: 46px;
 padding: 0 19px;
 border-radius: 9px;
 font-weight: 700;
 transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn-main { color: var(--white); background: var(--coral); border: 1px solid var(--coral); }
.btn-main:hover { color: var(--white); background: var(--coral-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(229,91,72,.24); }
.btn-light { color: var(--ink); background: var(--white); border: 1px solid var(--white); }
.btn-light:hover { color: var(--ink); transform: translateY(-2px); box-shadow: var(--soft-shadow); }
.site-footer { padding: 58px 0 22px; background: #edf0eb; border-top: 1px solid var(--line); }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 34px; padding-bottom: 38px; }
.footer-copy { max-width: 350px; margin: 17px 0 0; color: var(--muted); font-size: 13px; }
.footer-title { margin-bottom: 13px; color: var(--ink); font-size: 14px; font-weight: 800; }
.footer-links { display: grid; gap: 9px; color: var(--muted); font-size: 13px; }
.footer-links a { width: fit-content; transition: color .2s ease; }
.footer-links a:hover { color: var(--coral-dark); }
.footer-bottom {
 display: flex;
 justify-content: space-between;
 gap: 16px;
 padding-top: 18px;
 border-top: 1px solid var(--line);
 color: var(--muted);
 font-size: 12px;
}
@media (max-width: 991px) {
 .navbar-nav { align-items: flex-start !important; padding: 10px 0 15px; }
 .nav-note { margin: 9px 13px; padding-left: 0; border-left: 0; }
 .theme-grid { grid-template-columns: repeat(2, 1fr); }
 .fact-grid { grid-template-columns: repeat(3, 1fr); }
 .fact-intro { grid-column: 1 / -1; }
 .footer-grid { grid-template-columns: 1.3fr 1fr; }
}
@media (max-width: 768px) {
 .hero { min-height: 430px; }
 .hero-inner { padding: 60px 0; }
 .hero h1 { font-size: 39px; }
 .section { padding: 58px 0; }
 .section h2 { font-size: 27px; }
 .topic-layout, .region-grid { grid-template-columns: 1fr; }
 .topic-image { min-height: 270px; }
 .editorial-item { grid-template-columns: 88px 1fr auto; gap: 13px; }
}
@media (max-width: 520px) {
 .brand { gap: 8px; font-size: 14px; }
 .brand-mark { width: 32px; height: 32px; font-size: 16px; }
 .hero { min-height: 410px; }
 .hero h1 { font-size: 34px; }
 .hero-copy { font-size: 15px; }
 .hero-meta { gap: 7px; }
 .meta-chip { font-size: 12px; padding: 6px 9px; }
 .theme-grid, .fact-grid, .region-list { grid-template-columns: 1fr; }
 .theme-card { min-height: 176px; }
 .fact-item { padding: 12px 0 0; border-left: 0; border-top: 1px solid rgba(255,255,255,.22); }
 .editorial-item { grid-template-columns: 1fr auto; }
 .editorial-tag { justify-self: start; grid-column: 1 / -1; }
 .source-note { align-items: flex-start; flex-direction: column; padding: 21px; }
 .footer-grid { grid-template-columns: 1fr 1fr; gap: 26px 18px; }
 .footer-grid > div:first-child { grid-column: 1 / -1; }
 .footer-bottom { flex-direction: column; gap: 6px; }
}

/* roulang page: category2 */
:root {
      --ink: #17242e;
      --muted: #65727b;
      --paper: #f7f8f5;
      --white: #ffffff;
      --line: #dfe5e1;
      --coral: #e55b48;
      --coral-dark: #bb3f32;
      --mint: #cfe8d9;
      --sage: #4e806b;
      --yellow: #f2c65c;
      --navy: #203944;
      --radius: 14px;
      --shadow: 0 16px 45px rgba(23, 36, 46, .09);
      --soft-shadow: 0 8px 24px rgba(23, 36, 46, .06);
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
      margin: 0;
      color: var(--ink);
      background: var(--paper);
      font-family: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      font-size: 15px;
      line-height: 1.75;
    }
    a { color: inherit; text-decoration: none; }
    img { display: block; max-width: 100%; }
    button, input { font: inherit; }
    button:focus-visible, a:focus-visible, input:focus-visible {
      outline: 3px solid rgba(229, 91, 72, .32);
      outline-offset: 3px;
    }
    .container { max-width: 1180px; }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 20;
      background: rgba(247, 248, 245, .95);
      border-bottom: 1px solid rgba(223, 229, 225, .9);
      backdrop-filter: blur(14px);
    }
    .navbar { min-height: 76px; }
    .brand {
      display: inline-flex;
      align-items: center;
      gap: 11px;
      color: var(--ink);
      font-size: 17px;
      font-weight: 800;
      letter-spacing: 0;
      white-space: nowrap;
    }
    .brand-mark {
      width: 36px;
      height: 36px;
      display: grid;
      place-items: center;
      flex: 0 0 36px;
      color: var(--white);
      background: var(--coral);
      border-radius: 11px 11px 11px 4px;
      font-size: 18px;
      box-shadow: 4px 4px 0 var(--yellow);
    }
    .navbar-toggler {
      padding: 8px;
      border: 1px solid var(--line) !important;
      border-radius: 8px;
    }
    .navbar-toggler-icon {
      width: 1.25em;
      height: 1.25em;
      background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%2317242e' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
    }
    .nav-link {
      position: relative;
      margin: 0 5px;
      padding: 10px 13px !important;
      color: var(--muted) !important;
      font-weight: 600;
      transition: color .2s ease;
    }
    .nav-link::after {
      content: "";
      position: absolute;
      left: 13px;
      right: 13px;
      bottom: 3px;
      height: 2px;
      background: var(--coral);
      transform: scaleX(0);
      transform-origin: center;
      transition: transform .2s ease;
    }
    .nav-link:hover, .nav-link.active { color: var(--ink) !important; }
    .nav-link:hover::after, .nav-link.active::after { transform: scaleX(1); }
    .nav-note {
      color: var(--sage);
      font-size: 13px;
      font-weight: 600;
      border-left: 1px solid var(--line);
      padding-left: 18px;
      margin-left: 8px;
      white-space: nowrap;
    }

    .page-intro {
      padding: 47px 0 24px;
      background: var(--paper);
    }
    .breadcrumb-line {
      margin: 0 0 16px;
      color: var(--muted);
      font-size: 13px;
    }
    .breadcrumb-line a { transition: color .2s ease; }
    .breadcrumb-line a:hover { color: var(--coral-dark); }
    .intro-layout {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(250px, 340px);
      align-items: end;
      gap: 34px;
      padding-bottom: 29px;
      border-bottom: 1px solid var(--line);
    }
    .section-kicker {
      display: block;
      margin-bottom: 9px;
      color: var(--coral-dark);
      font-size: 12px;
      font-weight: 800;
      letter-spacing: 0;
    }
    .page-intro h1 {
      max-width: 760px;
      margin: 0;
      font-size: clamp(34px, 5vw, 54px);
      line-height: 1.2;
      font-weight: 800;
    }
    .intro-copy {
      margin: 14px 0 0;
      max-width: 760px;
      color: var(--muted);
      font-size: 16px;
    }
    .intro-aside {
      padding: 19px 21px;
      background: var(--mint);
      border-left: 4px solid var(--sage);
      border-radius: 3px 10px 10px 3px;
    }
    .intro-aside strong { display: block; margin-bottom: 4px; font-size: 15px; }
    .intro-aside span { color: #4c6256; font-size: 13px; }

    .section { padding: 76px 0; }
    .section-light { background: var(--white); }
    .section-sage { background: var(--mint); }
    .section-dark { color: var(--white); background: var(--navy); }
    .section-head { max-width: 710px; margin-bottom: 32px; }
    .section-head h2 {
      margin: 0 0 11px;
      font-size: 32px;
      line-height: 1.28;
      font-weight: 800;
    }
    .section-head p { margin: 0; color: var(--muted); }
    .section-dark .section-head p { color: rgba(255,255,255,.72); }

    .feature-band {
      padding: 25px 0 28px;
      color: var(--white);
      background: var(--navy);
    }
    .feature-band-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }
    .feature-band-copy { max-width: 620px; }
    .feature-band-copy strong { display: block; font-size: 20px; }
    .feature-band-copy span { color: rgba(255,255,255,.73); font-size: 14px; }
    .feature-points { display: flex; flex-wrap: wrap; gap: 9px; }
    .feature-point {
      padding: 7px 11px;
      color: #f8d77c;
      border: 1px solid rgba(248,215,124,.4);
      border-radius: 6px;
      font-size: 12px;
      font-weight: 700;
      white-space: nowrap;
    }

    .topic-layout {
      display: grid;
      grid-template-columns: .9fr 1.1fr;
      gap: 46px;
      align-items: start;
    }
    .topic-visual {
      position: relative;
      min-height: 410px;
      overflow: hidden;
      background: #d7e3db;
      border-radius: var(--radius);
      box-shadow: var(--soft-shadow);
    }
    .topic-visual img {
      width: 100%;
      height: 410px;
      object-fit: cover;
    }
    .topic-caption {
      position: absolute;
      left: 18px;
      right: 18px;
      bottom: 18px;
      padding: 16px 18px;
      color: var(--white);
      background: rgba(23, 36, 46, .86);
      border-radius: 8px;
    }
    .topic-caption strong { display: block; font-size: 17px; }
    .topic-caption span { color: rgba(255,255,255,.75); font-size: 13px; }
    .topic-list { border-top: 1px solid var(--line); }
    .topic-row {
      display: grid;
      grid-template-columns: 54px minmax(0, 1fr);
      gap: 15px;
      padding: 19px 0;
      border-bottom: 1px solid var(--line);
    }
    .topic-number {
      color: var(--coral-dark);
      font-size: 13px;
      font-weight: 800;
      padding-top: 3px;
    }
    .topic-row h3 { margin: 0 0 5px; font-size: 18px; font-weight: 700; }
    .topic-row p { margin: 0; color: var(--muted); font-size: 14px; }

    .editorial-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 19px;
    }
    .editorial-card {
      min-height: 244px;
      padding: 23px;
      background: var(--white);
      border: 1px solid var(--line);
      border-radius: 10px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .editorial-card:hover {
      transform: translateY(-4px);
      border-color: #c5d4ca;
      box-shadow: var(--soft-shadow);
    }
    .card-index {
      display: inline-grid;
      width: 38px;
      height: 38px;
      place-items: center;
      margin-bottom: 17px;
      color: var(--coral-dark);
      background: #fbe8e3;
      border-radius: 9px 9px 9px 3px;
      font-size: 13px;
      font-weight: 800;
    }
    .editorial-card h3 { margin: 0 0 8px; font-size: 18px; font-weight: 700; }
    .editorial-card p { margin: 0; color: var(--muted); font-size: 14px; }
    .text-link {
      display: inline-flex;
      align-items: center;
      gap: 7px;
      margin-top: 15px;
      color: var(--coral-dark);
      font-size: 13px;
      font-weight: 700;
    }
    .text-link span { transition: transform .2s ease; }
    .text-link:hover span { transform: translateX(4px); }

    .route-section { overflow: hidden; }
    .route-layout {
      display: grid;
      grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
      gap: 54px;
      align-items: center;
    }
    .route-copy h2 { margin: 0 0 13px; font-size: 31px; line-height: 1.3; font-weight: 800; }
    .route-copy p { margin: 0; color: var(--muted); }
    .route-list { display: grid; grid-template-columns: 1fr 1fr; gap: 0 26px; }
    .route-item {
      display: flex;
      align-items: flex-start;
      gap: 13px;
      padding: 17px 0;
      border-bottom: 1px solid var(--line);
    }
    .route-dot {
      width: 10px;
      height: 10px;
      flex: 0 0 10px;
      margin-top: 8px;
      background: var(--coral);
      border-radius: 50%;
      box-shadow: 0 0 0 5px rgba(229,91,72,.12);
    }
    .route-item strong { display: block; font-size: 15px; }
    .route-item span { display: block; margin-top: 3px; color: var(--muted); font-size: 13px; }

    .source-section { color: var(--white); background: var(--navy); }
    .source-layout {
      display: grid;
      grid-template-columns: .8fr 1.2fr;
      gap: 48px;
      align-items: start;
    }
    .source-section .section-kicker { color: var(--yellow); }
    .source-section h2 { margin: 0 0 13px; font-size: 31px; line-height: 1.3; font-weight: 800; }
    .source-section .source-lead { margin: 0; color: rgba(255,255,255,.72); }
    .source-standards { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
    .standard-item {
      padding: 17px 18px;
      background: rgba(255,255,255,.07);
      border: 1px solid rgba(255,255,255,.13);
      border-radius: 8px;
    }
    .standard-item strong { display: block; margin-bottom: 4px; color: #f8d77c; font-size: 14px; }
    .standard-item span { color: rgba(255,255,255,.72); font-size: 13px; }

    .update-layout {
      display: grid;
      grid-template-columns: 260px minmax(0, 1fr);
      gap: 45px;
    }
    .update-aside {
      padding: 21px;
      background: #f2c65c;
      border-radius: 10px;
      align-self: start;
    }
    .update-aside strong { display: block; margin-bottom: 8px; font-size: 18px; }
    .update-aside p { margin: 0; color: #535342; font-size: 13px; }
    .update-list { border-top: 1px solid var(--line); }
    .update-row {
      display: grid;
      grid-template-columns: 120px minmax(0, 1fr) 24px;
      align-items: center;
      gap: 18px;
      padding: 19px 0;
      border-bottom: 1px solid var(--line);
    }
    .update-label {
      display: inline-flex;
      justify-content: center;
      width: fit-content;
      min-width: 94px;
      padding: 5px 9px;
      color: var(--sage);
      background: #e8f2eb;
      border-radius: 4px;
      font-size: 12px;
      font-weight: 700;
    }
    .update-row strong { display: block; font-size: 16px; }
    .update-row p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }
    .update-arrow { color: var(--coral-dark); font-size: 20px; }

    .cta-section { padding: 58px 0; background: #fbe8e3; }
    .cta-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 26px;
    }
    .cta-inner h2 { margin: 0 0 7px; font-size: 27px; font-weight: 800; }
    .cta-inner p { margin: 0; color: var(--muted); }
    .btn-main, .btn-ghost, .btn-light {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 48px;
      padding: 0 21px;
      border-radius: 9px;
      font-weight: 700;
      transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .btn-main { color: var(--white); background: var(--coral); border: 1px solid var(--coral); }
    .btn-main:hover { color: var(--white); background: var(--coral-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(229,91,72,.24); }

    .site-footer { padding: 55px 0 20px; color: rgba(255,255,255,.82); background: #172a33; }
    .footer-grid {
      display: grid;
      grid-template-columns: 1.35fr 1fr 1fr 1fr;
      gap: 36px;
      padding-bottom: 36px;
    }
    .footer-brand { color: var(--white); }
    .footer-copy { max-width: 300px; margin: 18px 0 0; color: rgba(255,255,255,.62); font-size: 13px; }
    .footer-title { margin-bottom: 13px; color: var(--white); font-size: 14px; font-weight: 700; }
    .footer-links { display: grid; gap: 9px; }
    .footer-links a { color: rgba(255,255,255,.65); font-size: 13px; transition: color .2s ease; }
    .footer-links a:hover { color: var(--yellow); }
    .footer-bottom {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      padding-top: 18px;
      color: rgba(255,255,255,.48);
      border-top: 1px solid rgba(255,255,255,.14);
      font-size: 12px;
    }

    @media (max-width: 991.98px) {
      .navbar-collapse { padding: 10px 0 17px; }
      .navbar-nav { align-items: flex-start !important; }
      .nav-link { margin: 0; }
      .nav-note { margin: 8px 13px 0; padding: 0; border: 0; }
      .intro-layout { grid-template-columns: 1fr; gap: 20px; }
      .intro-aside { max-width: 480px; }
      .topic-layout, .route-layout, .source-layout { grid-template-columns: 1fr; gap: 30px; }
      .topic-visual, .topic-visual img { min-height: 340px; height: 340px; }
      .update-layout { grid-template-columns: 210px minmax(0, 1fr); gap: 28px; }
      .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
      .footer-grid > div:first-child { grid-column: 1 / -1; }
    }
    @media (max-width: 767.98px) {
      .section { padding: 58px 0; }
      .page-intro { padding-top: 34px; }
      .page-intro h1 { font-size: 38px; }
      .feature-band-inner, .cta-inner { align-items: flex-start; flex-direction: column; }
      .editorial-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .update-layout { grid-template-columns: 1fr; }
      .update-aside { max-width: 440px; }
      .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px 20px; }
      .footer-grid > div:first-child { grid-column: 1 / -1; }
    }
    @media (max-width: 519.98px) {
      .brand { gap: 9px; font-size: 15px; }
      .brand-mark { width: 33px; height: 33px; flex-basis: 33px; font-size: 16px; }
      .page-intro h1 { font-size: 33px; }
      .intro-copy { font-size: 15px; }
      .section-head h2, .route-copy h2, .source-section h2 { font-size: 26px; }
      .feature-points { gap: 7px; }
      .topic-layout { gap: 23px; }
      .topic-visual, .topic-visual img { min-height: 280px; height: 280px; }
      .topic-row { grid-template-columns: 38px minmax(0, 1fr); gap: 10px; }
      .editorial-grid { grid-template-columns: 1fr; }
      .editorial-card { min-height: auto; }
      .route-list, .source-standards { grid-template-columns: 1fr; }
      .update-row { grid-template-columns: 1fr 20px; gap: 8px 12px; }
      .update-label { grid-column: 1 / -1; }
      .update-row p { font-size: 12px; }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .footer-bottom { flex-direction: column; gap: 6px; }
      .cta-inner h2 { font-size: 24px; }
    }

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