/* roulang page: index */
:root {
            color-scheme: light;
            --ink: #1c201b;
            --ink-soft: #41453f;
            --muted: #777b73;
            --paper: #f5f4ef;
            --white: #fffefa;
            --line: #e3e2da;
            --lime: #d7f36a;
            --lime-deep: #b6d344;
            --coral: #e96952;
            --teal: #326c61;
            --shadow: 0 18px 45px rgba(25, 28, 22, .09);
            --shadow-small: 0 8px 22px rgba(25, 28, 22, .07);
            --radius: 7px;
            --container: 1180px;
        }

        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; scroll-padding-top: 88px; }
        body {
            margin: 0;
            background: var(--paper);
            color: var(--ink);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        img { display: block; max-width: 100%; }
        a { color: inherit; text-decoration: none; }
        button, input { font: inherit; }
        button, a { -webkit-tap-highlight-color: transparent; }
        button:focus-visible, a:focus-visible { outline: 3px solid var(--coral); outline-offset: 4px; }
        ::selection { color: var(--ink); background: var(--lime); }

        .container { width: min(var(--container), calc(100% - 56px)); margin-inline: auto; }
        .site-header {
            position: sticky;
            z-index: 20;
            top: 0;
            background: rgba(255, 254, 250, .94);
            border-bottom: 1px solid rgba(28, 32, 27, .09);
            backdrop-filter: blur(16px);
        }
        .nav-wrap { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
        .brand { display: inline-flex; align-items: center; gap: 11px; min-width: 0; font-size: 17px; font-weight: 800; line-height: 1.25; }
        .brand-mark {
            display: grid;
            place-items: center;
            width: 34px;
            height: 34px;
            flex: 0 0 34px;
            color: var(--ink);
            background: var(--lime);
            border-radius: 6px;
            font-size: 16px;
            font-weight: 900;
        }
        .brand-text { max-width: 330px; }
        .nav-links { display: flex; align-items: center; gap: 8px; }
        .nav-link {
            position: relative;
            padding: 9px 13px;
            color: var(--ink-soft);
            border-radius: 5px;
            font-size: 14px;
            font-weight: 650;
            transition: color .2s ease, background .2s ease;
        }
        .nav-link:hover, .nav-link.active { color: var(--ink); background: #f0f0e9; }
        .nav-link.active::after {
            position: absolute;
            right: 13px;
            bottom: 3px;
            left: 13px;
            height: 2px;
            background: var(--coral);
            content: "";
        }
        .nav-note { color: var(--muted); font-size: 12px; letter-spacing: .04em; }

        .hero {
            position: relative;
            min-height: 615px;
            overflow: hidden;
            isolation: isolate;
            color: #fff;
            background: #1c211c;
        }
        .hero-media {
            position: absolute;
            z-index: -2;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center 46%;
            filter: saturate(.75);
        }
        .hero::before {
            position: absolute;
            z-index: -1;
            inset: 0;
            background:
                linear-gradient(90deg, rgba(16, 20, 17, .88) 0%, rgba(16, 20, 17, .68) 42%, rgba(16, 20, 17, .16) 100%),
                linear-gradient(0deg, rgba(16, 20, 17, .58), transparent 44%);
            content: "";
        }
        .hero-inner { min-height: 615px; display: flex; align-items: center; padding-block: 78px 84px; }
        .hero-copy { max-width: 760px; }
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            margin: 0 0 21px;
            color: var(--lime);
            font-size: 12px;
            font-weight: 800;
            letter-spacing: .12em;
            text-transform: uppercase;
        }
        .eyebrow::before { width: 24px; height: 2px; background: currentColor; content: ""; }
        h1, h2, h3, p { margin-top: 0; }
        .hero h1 { max-width: 720px; margin-bottom: 20px; font-size: 58px; font-weight: 800; line-height: 1.16; }
        .hero-copy > p { max-width: 690px; margin-bottom: 28px; color: rgba(255,255,255,.82); font-size: 16px; line-height: 1.95; }
        .hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
        .button {
            display: inline-flex;
            min-height: 48px;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 11px 19px;
            border: 1px solid transparent;
            border-radius: 5px;
            font-size: 14px;
            font-weight: 750;
            transition: transform .2s ease, background .2s ease, box-shadow .2s ease, border-color .2s ease;
        }
        .button:hover { transform: translateY(-2px); }
        .button-primary { color: var(--ink); background: var(--lime); box-shadow: 0 8px 20px rgba(215,243,106,.16); }
        .button-primary:hover { background: #e2ff7b; box-shadow: 0 12px 24px rgba(215,243,106,.25); }
        .button-outline { color: white; border-color: rgba(255,255,255,.5); background: rgba(255,255,255,.06); }
        .button-outline:hover { border-color: white; background: rgba(255,255,255,.14); }
        .play-symbol { display: inline-grid; place-items: center; width: 20px; height: 20px; border: 1px solid currentColor; border-radius: 50%; font-size: 9px; line-height: 1; }
        .hero-footnote { margin: 22px 0 0; color: rgba(255,255,255,.67); font-size: 12px; }

        main { overflow: clip; }
        .section { padding: 84px 0; }
        .section-white { background: var(--white); }
        .section-dark { color: white; background: #1e231e; }
        .section-tint { background: #eceee5; }
        .section-heading { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 36px; }
        .section-heading-main { max-width: 650px; }
        .section-kicker { margin-bottom: 10px; color: var(--teal); font-size: 11px; font-weight: 850; letter-spacing: .13em; }
        .section-dark .section-kicker { color: var(--lime); }
        .section-heading h2 { margin-bottom: 11px; font-size: 34px; font-weight: 800; line-height: 1.3; }
        .section-heading p { max-width: 650px; margin-bottom: 0; color: var(--muted); font-size: 14px; line-height: 1.9; }
        .section-dark .section-heading p { color: rgba(255,255,255,.68); }
        .text-link { display: inline-flex; align-items: center; gap: 9px; flex: 0 0 auto; padding: 8px 0; color: var(--ink); font-size: 13px; font-weight: 750; }
        .text-link span { transition: transform .2s ease; }
        .text-link:hover span { transform: translateX(4px); }

        .ticker-band { color: var(--ink); background: var(--lime); }
        .ticker-inner { display: flex; align-items: center; justify-content: space-between; gap: 28px; min-height: 112px; }
        .ticker-label { display: flex; align-items: center; gap: 14px; font-size: 13px; font-weight: 800; }
        .ticker-label strong { font-size: 30px; line-height: 1; }
        .ticker-copy { max-width: 650px; margin: 0; color: #39412a; font-size: 14px; }
        .ticker-mark { display: flex; align-items: center; gap: 9px; color: #39412a; font-size: 12px; font-weight: 750; white-space: nowrap; }
        .live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 4px rgba(233,105,82,.14); }

        .feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
        .feature-item { padding: 28px 30px 30px 0; }
        .feature-item + .feature-item { padding-left: 30px; border-left: 1px solid var(--line); }
        .feature-index { display: block; margin-bottom: 25px; color: var(--coral); font-size: 12px; font-weight: 850; }
        .feature-item h3 { margin-bottom: 9px; font-size: 19px; font-weight: 780; }
        .feature-item p { max-width: 310px; margin: 0; color: var(--muted); font-size: 13px; line-height: 1.85; }

        .benefit-layout { display: grid; grid-template-columns: .85fr 1.15fr; gap: 66px; align-items: center; }
        .benefit-intro h2 { max-width: 460px; margin-bottom: 15px; font-size: 35px; line-height: 1.35; }
        .benefit-intro p { max-width: 450px; margin-bottom: 0; color: var(--muted); font-size: 14px; }
        .benefit-list { display: grid; gap: 0; border-top: 1px solid var(--line); }
        .benefit-row { display: grid; grid-template-columns: 48px 1fr; gap: 15px; padding: 19px 0; border-bottom: 1px solid var(--line); }
        .benefit-row b { color: var(--teal); font-size: 12px; }
        .benefit-row strong { display: block; margin-bottom: 3px; font-size: 15px; }
        .benefit-row span { display: block; color: var(--muted); font-size: 12px; line-height: 1.75; }

        .steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.2); }
        .step { position: relative; padding: 25px 22px 0 0; }
        .step + .step { padding-left: 24px; border-left: 1px solid rgba(255,255,255,.2); }
        .step-number { display: block; margin-bottom: 24px; color: var(--lime); font-size: 12px; font-weight: 850; }
        .step h3 { margin-bottom: 8px; font-size: 17px; }
        .step p { margin-bottom: 0; color: rgba(255,255,255,.65); font-size: 12px; line-height: 1.8; }

        .preview-layout { display: grid; grid-template-columns: 1.1fr .9fr; min-height: 370px; background: #e9ebe1; }
        .preview-art {
            position: relative;
            min-height: 370px;
            overflow: hidden;
            background: #64735f url("https://images.unsplash.com/photo-1470770841072-f978cf4d019e?auto=format&fit=crop&w=1200&q=85") center 52% / cover no-repeat;
        }
        .preview-art::after { position: absolute; inset: 0; background: linear-gradient(0deg, rgba(22,30,23,.58), transparent 64%); content: ""; }
        .preview-art-label { position: absolute; z-index: 1; right: 24px; bottom: 23px; left: 24px; color: white; }
        .preview-art-label span { display: block; margin-bottom: 6px; color: var(--lime); font-size: 11px; font-weight: 800; letter-spacing: .1em; }
        .preview-art-label strong { font-size: 23px; line-height: 1.35; }
        .preview-copy { display: flex; flex-direction: column; justify-content: center; padding: 44px 48px; }
        .preview-copy .section-kicker { margin-bottom: 13px; }
        .preview-copy h3 { margin-bottom: 12px; font-size: 25px; line-height: 1.45; }
        .preview-copy p { margin-bottom: 19px; color: var(--muted); font-size: 13px; line-height: 1.9; }
        .tag-row { display: flex; flex-wrap: wrap; gap: 8px; }
        .tag { display: inline-flex; padding: 5px 9px; color: #42483b; border: 1px solid #d2d6c8; border-radius: 3px; font-size: 11px; font-weight: 700; }

        .topic-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 13px; }
        .topic-card { min-height: 215px; display: flex; flex-direction: column; justify-content: space-between; padding: 22px; border: 1px solid var(--line); background: var(--white); transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease; }
        .topic-card:hover { transform: translateY(-4px); border-color: #c8d093; box-shadow: var(--shadow-small); }
        .topic-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
        .topic-number { color: var(--coral); font-size: 12px; font-weight: 850; }
        .topic-tag { padding: 4px 7px; color: var(--teal); background: #edf3e9; border-radius: 3px; font-size: 10px; font-weight: 750; }
        .topic-card h3 { margin: 18px 0 7px; font-size: 19px; }
        .topic-card p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.8; }

        .editorial-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: 58px; }
        .editorial-aside { padding-top: 5px; }
        .editorial-aside h2 { margin-bottom: 13px; font-size: 32px; line-height: 1.35; }
        .editorial-aside p { max-width: 340px; margin-bottom: 21px; color: var(--muted); font-size: 13px; }
        .editorial-list { border-top: 1px solid var(--line); }
        .editorial-item { display: grid; grid-template-columns: 100px 1fr 22px; align-items: start; gap: 18px; padding: 19px 0; border-bottom: 1px solid var(--line); transition: padding .2s ease; }
        .editorial-item:hover { padding-inline: 8px; }
        .editorial-date { padding-top: 3px; color: var(--teal); font-size: 11px; font-weight: 800; }
        .editorial-item h3 { margin-bottom: 5px; font-size: 15px; line-height: 1.5; }
        .editorial-item p { margin: 0; color: var(--muted); font-size: 12px; }
        .editorial-arrow { color: var(--coral); font-size: 18px; }

        .quote-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
        .quote-item { padding: 24px 24px 21px; border-top: 2px solid var(--lime); background: rgba(255,255,255,.045); }
        .quote-mark { margin-bottom: 9px; color: var(--lime); font-family: Georgia, serif; font-size: 32px; line-height: 1; }
        .quote-item blockquote { min-height: 74px; margin: 0 0 19px; color: rgba(255,255,255,.86); font-size: 13px; line-height: 1.85; }
        .quote-person { display: flex; align-items: center; gap: 10px; }
        .quote-avatar { display: grid; place-items: center; width: 34px; height: 34px; color: var(--ink); background: var(--lime); border-radius: 50%; font-size: 12px; font-weight: 850; }
        .quote-person strong { display: block; font-size: 12px; }
        .quote-person span { display: block; color: rgba(255,255,255,.55); font-size: 10px; }

        .timeline { position: relative; display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; padding-top: 27px; }
        .timeline::before { position: absolute; top: 6px; right: 0; left: 0; height: 1px; background: var(--line); content: ""; }
        .timeline-item { position: relative; }
        .timeline-item::before { position: absolute; top: -26px; left: 0; width: 9px; height: 9px; border: 2px solid var(--white); border-radius: 50%; background: var(--coral); box-shadow: 0 0 0 1px var(--coral); content: ""; }
        .timeline-label { display: inline-flex; margin-bottom: 11px; color: var(--teal); font-size: 10px; font-weight: 850; letter-spacing: .08em; }
        .timeline-item h3 { margin-bottom: 7px; font-size: 15px; }
        .timeline-item p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.8; }

        .metrics-band { padding: 46px 0; color: var(--ink); background: #e5e8dc; }
        .metrics-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
        .metric { padding: 0 30px; }
        .metric:first-child { padding-left: 0; }
        .metric + .metric { border-left: 1px solid #cdd1c4; }
        .metric strong { display: block; margin-bottom: 4px; font-size: 24px; font-weight: 850; }
        .metric span { color: var(--muted); font-size: 12px; }

        .update-list { border-top: 1px solid var(--line); }
        .update-row { display: grid; grid-template-columns: 120px 1fr auto; align-items: center; gap: 22px; padding: 16px 0; border-bottom: 1px solid var(--line); }
        .update-label { color: var(--teal); font-size: 11px; font-weight: 800; }
        .update-row h3 { margin: 0; font-size: 14px; font-weight: 700; }
        .update-status { padding: 4px 8px; color: #455040; background: #edf0e7; border-radius: 3px; font-size: 10px; font-weight: 750; }

        .faq-list { max-width: 850px; border-top: 1px solid var(--line); }
        .faq-item { padding: 19px 0; border-bottom: 1px solid var(--line); }
        .faq-item h3 { margin-bottom: 7px; font-size: 15px; }
        .faq-item p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.85; }

        .closing {
            position: relative;
            overflow: hidden;
            padding: 58px 0;
            color: white;
            background: var(--teal);
        }
        .closing-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
        .closing h2 { max-width: 690px; margin-bottom: 9px; font-size: 28px; line-height: 1.4; }
        .closing p { max-width: 650px; margin-bottom: 0; color: rgba(255,255,255,.77); font-size: 13px; }
        .closing .button { flex: 0 0 auto; color: var(--ink); background: var(--lime); }

        .site-footer { padding: 37px 0 23px; color: rgba(255,255,255,.72); background: #171b17; }
        .footer-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 35px; padding-bottom: 27px; border-bottom: 1px solid rgba(255,255,255,.13); }
        .footer-brand { max-width: 410px; }
        .footer-brand .brand { margin-bottom: 13px; color: white; }
        .footer-brand p { margin: 0; color: rgba(255,255,255,.56); font-size: 12px; line-height: 1.85; }
        .footer-links { display: flex; flex-wrap: wrap; gap: 10px 23px; padding-top: 8px; }
        .footer-links a { color: rgba(255,255,255,.72); font-size: 12px; transition: color .2s ease; }
        .footer-links a:hover { color: var(--lime); }
        .footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 17px; color: rgba(255,255,255,.43); font-size: 10px; }

        @media (max-width: 1024px) {
            .hero, .hero-inner { min-height: 570px; }
            .hero h1 { max-width: 660px; font-size: 50px; }
            .topic-grid { grid-template-columns: repeat(2, 1fr); }
            .benefit-layout { gap: 42px; }
            .editorial-layout { gap: 38px; }
        }
        @media (max-width: 768px) {
            .container { width: min(100% - 40px, var(--container)); }
            .nav-wrap { min-height: 68px; gap: 14px; }
            .brand { gap: 8px; font-size: 14px; }
            .brand-mark { width: 31px; height: 31px; flex-basis: 31px; }
            .brand-text { max-width: 235px; }
            .nav-links { gap: 2px; }
            .nav-link { padding: 8px 10px; font-size: 12px; }
            .nav-note { display: none; }
            .hero, .hero-inner { min-height: 545px; }
            .hero-inner { padding-block: 65px; }
            .hero h1 { max-width: 590px; font-size: 44px; }
            .hero-copy > p { max-width: 570px; font-size: 14px; }
            .section { padding: 66px 0; }
            .section-heading { align-items: flex-start; margin-bottom: 28px; }
            .section-heading h2 { font-size: 29px; }
            .feature-item { padding-right: 18px; }
            .feature-item + .feature-item { padding-left: 18px; }
            .benefit-layout, .editorial-layout { grid-template-columns: 1fr; gap: 32px; }
            .benefit-intro h2, .editorial-aside h2 { max-width: 620px; font-size: 30px; }
            .preview-layout { grid-template-columns: 1fr 1fr; }
            .preview-copy { padding: 30px; }
            .steps-grid { grid-template-columns: repeat(2, 1fr); row-gap: 28px; }
            .step:nth-child(3) { padding-left: 0; border-left: 0; }
            .quote-grid { gap: 12px; }
            .quote-item { padding: 19px 17px; }
            .quote-item blockquote { min-height: 105px; font-size: 12px; }
            .closing-inner { align-items: flex-start; }
        }
        @media (max-width: 520px) {
            body { font-size: 15px; }
            .container { width: calc(100% - 36px); }
            .nav-wrap { min-height: 64px; gap: 7px; }
            .brand { font-size: 12px; }
            .brand-text { max-width: 170px; }
            .brand-mark { width: 29px; height: 29px; flex-basis: 29px; font-size: 14px; }
            .nav-links { gap: 0; }
            .nav-link { padding: 8px 8px; font-size: 11px; }
            .nav-link.active::after { right: 8px; left: 8px; }
            .hero, .hero-inner { min-height: 555px; }
            .hero-media { object-position: 59% center; }
            .hero::before { background: linear-gradient(90deg, rgba(16,20,17,.87), rgba(16,20,17,.57)), linear-gradient(0deg, rgba(16,20,17,.55), transparent 55%); }
            .hero-inner { align-items: flex-end; padding-block: 72px 55px; }
            .hero h1 { margin-bottom: 15px; font-size: 37px; line-height: 1.24; }
            .hero-copy > p { margin-bottom: 21px; font-size: 13px; line-height: 1.85; }
            .eyebrow { margin-bottom: 14px; font-size: 10px; }
            .hero-actions { gap: 9px; }
            .button { min-height: 44px; padding: 9px 13px; font-size: 12px; }
            .hero-footnote { font-size: 10px; }
            .section { padding: 53px 0; }
            .section-heading { display: block; }
            .section-heading h2 { font-size: 25px; }
            .section-heading p { font-size: 13px; }
            .section-heading > .text-link { margin-top: 13px; }
            .ticker-inner { min-height: 120px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 8px; padding-block: 18px; }
            .ticker-label strong { font-size: 25px; }
            .ticker-copy { font-size: 12px; line-height: 1.7; }
            .ticker-mark { display: none; }
            .feature-grid { grid-template-columns: 1fr; }
            .feature-item, .feature-item + .feature-item { padding: 19px 0; border-left: 0; }
            .feature-index { margin-bottom: 8px; }
            .feature-item h3 { margin-bottom: 5px; font-size: 17px; }
            .feature-item p { max-width: none; }
            .benefit-intro h2, .editorial-aside h2 { font-size: 26px; }
            .preview-layout { grid-template-columns: 1fr; }
            .preview-art { min-height: 250px; }
            .preview-copy { padding: 25px 21px 28px; }
            .preview-copy h3 { font-size: 22px; }
            .topic-grid { grid-template-columns: 1fr 1fr; gap: 9px; }
            .topic-card { min-height: 195px; padding: 15px; }
            .topic-card h3 { margin-top: 13px; font-size: 16px; }
            .topic-card p { font-size: 11px; }
            .steps-grid { grid-template-columns: 1fr 1fr; column-gap: 17px; row-gap: 24px; }
            .step, .step + .step { padding: 17px 0 0; border-left: 0; }
            .step-number { margin-bottom: 12px; }
            .step h3 { font-size: 15px; }
            .step p { font-size: 11px; }
            .editorial-item { grid-template-columns: 76px 1fr 15px; gap: 10px; padding: 15px 0; }
            .editorial-date { font-size: 10px; }
            .editorial-item h3 { font-size: 13px; }
            .editorial-item p { font-size: 11px; }
            .quote-grid { grid-template-columns: 1fr; gap: 10px; }
            .quote-item blockquote { min-height: 0; margin-bottom: 13px; }
            .timeline { grid-template-columns: 1fr; gap: 22px; padding-top: 0; padding-left: 19px; }
            .timeline::before { top: 2px; bottom: 4px; left: 4px; width: 1px; height: auto; }
            .timeline-item::before { top: 4px; left: -19px; }
            .metrics-grid { grid-template-columns: 1fr; gap: 13px; }
            .metric, .metric:first-child { padding: 0; }
            .metric + .metric { padding-top: 12px; border-top: 1px solid #cdd1c4; border-left: 0; }
            .metric strong { font-size: 20px; }
            .update-row { grid-template-columns: 78px 1fr; gap: 7px 12px; }
            .update-row h3 { font-size: 12px; }
            .update-status { grid-column: 2; justify-self: start; }
            .faq-item h3 { font-size: 14px; }
            .faq-item p { font-size: 12px; }
            .closing { padding: 43px 0; }
            .closing-inner { flex-direction: column; gap: 19px; }
            .closing h2 { font-size: 23px; }
            .closing p { font-size: 12px; }
            .footer-top { flex-direction: column; gap: 18px; }
            .footer-links { gap: 9px 17px; }
            .footer-bottom { flex-direction: column; gap: 4px; }
        }
        @media (prefers-reduced-motion: reduce) {
            *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; }
        }

/* roulang page: category1 */
:root {
 color-scheme: light;
 --ink: #1c201b;
 --ink-soft: #41453f;
 --muted: #777b73;
 --paper: #f5f4ef;
 --white: #fffefa;
 --line: #e3e2da;
 --lime: #d7f36a;
 --lime-deep: #b6d344;
 --coral: #e96952;
 --teal: #326c61;
 --shadow: 0 18px 45px rgba(25, 28, 22, .09);
 --shadow-small: 0 8px 22px rgba(25, 28, 22, .07);
 --radius: 7px;
 --container: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body {
 margin: 0;
 background: var(--paper);
 color: var(--ink);
 font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
 font-size: 16px;
 line-height: 1.75;
 -webkit-font-smoothing: antialiased;
}
h1, h2, h3, p { margin-top: 0; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible { outline: 3px solid var(--coral); outline-offset: 4px; }
.container { width: min(var(--container), calc(100% - 56px)); margin-inline: auto; }
.site-header {
 position: sticky;
 z-index: 20;
 top: 0;
 background: rgba(255, 254, 250, .94);
 border-bottom: 1px solid rgba(28, 32, 27, .09);
 backdrop-filter: blur(16px);
}
.nav-wrap { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 30px; }
.brand { display: inline-flex; align-items: center; gap: 11px; min-width: 0; font-size: 17px; font-weight: 800; line-height: 1.25; }
.brand-mark {
 display: grid;
 place-items: center;
 width: 34px;
 height: 34px;
 flex: 0 0 34px;
 color: var(--ink);
 background: var(--lime);
 border-radius: 6px;
 font-size: 16px;
 font-weight: 900;
}
.brand-text { max-width: 330px; }
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-link {
 position: relative;
 padding: 9px 13px;
 color: var(--ink-soft);
 border-radius: 5px;
 font-size: 14px;
 font-weight: 650;
 transition: color .2s ease, background .2s ease;
}
.nav-link:hover, .nav-link.active { color: var(--ink); background: #f0f0e9; }
.nav-link.active::after {
 position: absolute;
 right: 13px;
 bottom: 3px;
 left: 13px;
 height: 2px;
 background: var(--coral);
 content: "";
}
.nav-note { color: var(--muted); font-size: 12px; letter-spacing: .04em; }
main { overflow: clip; }
.page-intro {
 padding: 62px 0 39px;
 background: var(--paper);
}
.breadcrumb { display: flex; align-items: center; gap: 9px; margin-bottom: 23px; color: var(--muted); font-size: 12px; }
.breadcrumb a { transition: color .2s ease; }
.breadcrumb a:hover { color: var(--teal); }
.breadcrumb-separator { color: #b2b4aa; }
.intro-grid { display: grid; grid-template-columns: minmax(0, 1fr) 260px; align-items: end; gap: 40px; }
.intro-copy { max-width: 780px; }
.eyebrow { display: inline-flex; align-items: center; gap: 10px; margin: 0 0 14px; color: var(--teal); font-size: 11px; font-weight: 850; letter-spacing: .13em; }
.eyebrow::before { width: 24px; height: 2px; background: currentColor; content: ""; }
.page-intro h1 { margin: 0 0 15px; font-size: clamp(34px, 4vw, 52px); font-weight: 850; line-height: 1.22; }
.intro-copy p { max-width: 730px; margin: 0; color: var(--ink-soft); font-size: 15px; line-height: 1.95; }
.intro-aside { padding: 17px 18px; border-left: 2px solid var(--coral); background: rgba(255,254,250,.65); }
.aside-label { display: block; margin-bottom: 5px; color: var(--muted); font-size: 11px; font-weight: 750; letter-spacing: .08em; }
.aside-value { display: block; color: var(--ink); font-size: 15px; font-weight: 800; }
.section { padding: 66px 0; }
.section-white { background: var(--white); }
.section-tint { background: #eceee5; }
.section-dark { color: white; background: #1e231e; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 32px; margin-bottom: 29px; }
.section-heading-main { max-width: 650px; }
.section-kicker { margin: 0 0 9px; color: var(--teal); font-size: 11px; font-weight: 850; letter-spacing: .13em; }
.section-dark .section-kicker { color: var(--lime); }
.section-heading h2 { margin: 0 0 9px; font-size: 29px; font-weight: 820; line-height: 1.34; }
.section-heading p { max-width: 650px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.9; }
.section-dark .section-heading p { color: rgba(255,255,255,.68); }
.text-link { display: inline-flex; align-items: center; gap: 9px; flex: 0 0 auto; padding: 8px 0; color: var(--ink); font-size: 13px; font-weight: 750; transition: color .2s ease, gap .2s ease; }
.text-link:hover { gap: 13px; color: var(--teal); }
.feature-layout { display: grid; grid-template-columns: minmax(0, 1.38fr) minmax(250px, .82fr); gap: 19px; }
.feature-main {
 position: relative;
 display: flex;
 min-height: 336px;
 flex-direction: column;
 justify-content: flex-end;
 overflow: hidden;
 padding: 31px;
 color: white;
 background: #263b33;
 isolation: isolate;
}
.feature-main::before {
 position: absolute;
 z-index: -1;
 inset: 0;
 background:
 linear-gradient(90deg, rgba(19,28,24,.84), rgba(19,28,24,.19)),
 linear-gradient(0deg, rgba(19,28,24,.53), transparent 70%);
 content: "";
}
.feature-art {
 position: absolute;
 z-index: -2;
 inset: 0;
 width: 100%;
 height: 100%;
 object-fit: cover;
 object-position: center;
 filter: saturate(.72);
 transition: transform .6s ease;
}
.feature-main:hover .feature-art { transform: scale(1.035); }
.feature-main h2 { max-width: 560px; margin: 0 0 10px; font-size: 30px; line-height: 1.35; }
.feature-main p { max-width: 560px; margin: 0; color: rgba(255,255,255,.8); font-size: 14px; line-height: 1.85; }
.feature-side { display: grid; grid-template-rows: 1fr 1fr; gap: 19px; }
.feature-note { display: flex; flex-direction: column; justify-content: space-between; min-height: 158px; padding: 23px; background: #e7ebdc; }
.feature-note:nth-child(2) { background: #f3e7df; }
.note-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.note-number { color: rgba(28,32,27,.28); font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.tag { display: inline-flex; align-items: center; min-height: 25px; padding: 3px 9px; color: var(--teal); background: rgba(50,108,97,.1); border-radius: 4px; font-size: 11px; font-weight: 800; }
.feature-note:nth-child(2) .tag { color: #a84e3d; background: rgba(233,105,82,.12); }
.feature-note h3 { margin: 15px 0 5px; font-size: 18px; line-height: 1.45; }
.feature-note p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.75; }
.topic-strip { display: grid; grid-template-columns: 1.05fr 1fr 1fr 1fr; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.topic-item { min-height: 122px; padding: 22px 24px; border-right: 1px solid var(--line); }
.topic-item:first-child { padding-left: 0; }
.topic-item:last-child { border-right: 0; }
.topic-index { display: block; margin-bottom: 8px; color: var(--coral); font-size: 11px; font-weight: 850; letter-spacing: .1em; }
.topic-item h3 { margin: 0 0 4px; font-size: 16px; }
.topic-item p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.7; }
.editorial-layout { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 52px; align-items: start; }
.editorial-copy { padding-top: 8px; }
.editorial-copy h2 { max-width: 410px; margin: 0 0 16px; font-size: 31px; line-height: 1.38; }
.editorial-copy p { max-width: 430px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.95; }
.editorial-list { border-top: 1px solid var(--line); }
.editorial-row { display: grid; grid-template-columns: 46px 1fr auto; align-items: center; gap: 15px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.row-index { color: var(--coral); font-size: 11px; font-weight: 850; }
.editorial-row h3 { margin: 0 0 3px; font-size: 15px; line-height: 1.45; }
.editorial-row p { margin: 0; color: var(--muted); font-size: 12px; }
.row-mark { color: var(--teal); font-size: 18px; transition: transform .2s ease; }
.editorial-row:hover .row-mark { transform: translateX(4px); }
.scene-grid { display: grid; grid-template-columns: 1.1fr .9fr .9fr; align-items: stretch; gap: 15px; }
.scene-card { min-height: 206px; padding: 24px; border: 1px solid rgba(28,32,27,.09); background: var(--white); transition: transform .22s ease, box-shadow .22s ease; }
.scene-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-small); }
.scene-card-large { display: flex; min-height: 250px; flex-direction: column; justify-content: space-between; color: white; background: var(--teal); }
.scene-card:nth-child(2) { background: #f2ede3; }
.scene-card:nth-child(3) { background: #e7ece8; }
.scene-card:nth-child(4) { background: #f3e7df; }
.scene-card:nth-child(5) { background: #e8e9dd; }
.scene-card:nth-child(6) { background: #fffefa; }
.scene-card .tag { margin-bottom: 18px; }
.scene-card-large .tag { color: var(--ink); background: var(--lime); }
.scene-card h3 { margin: 0 0 8px; font-size: 18px; line-height: 1.45; }
.scene-card p { margin: 0; color: var(--muted); font-size: 12px; line-height: 1.8; }
.scene-card-large p { color: rgba(255,255,255,.78); }
.scene-footer { display: flex; align-items: center; justify-content: space-between; margin-top: 22px; color: rgba(255,255,255,.7); font-size: 11px; }
.scene-footer strong { color: white; font-size: 13px; }
.update-layout { display: grid; grid-template-columns: 230px 1fr; gap: 49px; }
.update-aside { padding-top: 4px; }
.update-aside h2 { margin: 0 0 12px; font-size: 28px; line-height: 1.4; }
.update-aside p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.85; }
.update-list { border-top: 1px solid var(--line); }
.update-item { display: grid; grid-template-columns: 102px 1fr auto; align-items: center; gap: 20px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.update-kind { color: var(--teal); font-size: 11px; font-weight: 800; }
.update-item h3 { margin: 0 0 4px; font-size: 15px; }
.update-item p { margin: 0; color: var(--muted); font-size: 12px; }
.update-date { color: var(--muted); font-size: 11px; white-space: nowrap; }
.quote-band { display: grid; grid-template-columns: .75fr 1.25fr; gap: 52px; align-items: center; }
.quote-label { color: var(--lime); font-size: 11px; font-weight: 850; letter-spacing: .13em; }
.quote-title { margin: 10px 0 0; font-size: 25px; line-height: 1.45; }
.quote-copy { padding-left: 32px; border-left: 1px solid rgba(255,255,255,.2); }
.quote-copy p { margin: 0 0 15px; color: rgba(255,255,255,.82); font-size: 16px; line-height: 1.9; }
.quote-credit { color: rgba(255,255,255,.55); font-size: 11px; }
.faq-grid { display: grid; grid-template-columns: .72fr 1.28fr; gap: 52px; }
.faq-intro h2 { margin: 0 0 11px; font-size: 29px; line-height: 1.4; }
.faq-intro p { margin: 0; color: var(--muted); font-size: 13px; line-height: 1.85; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { padding: 17px 0; border-bottom: 1px solid var(--line); }
.faq-item h3 { display: flex; gap: 12px; margin: 0 0 6px; font-size: 14px; }
.faq-item h3::before { color: var(--coral); content: "问"; font-size: 11px; }
.faq-item p { margin: 0 0 0 23px; color: var(--muted); font-size: 12px; line-height: 1.8; }
.closing-band { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: 28px 31px; background: var(--lime); }
.closing-band h2 { margin: 0 0 5px; font-size: 21px; }
.closing-band p { margin: 0; color: #4c5533; font-size: 13px; }
.button {
 display: inline-flex;
 min-height: 46px;
 align-items: center;
 justify-content: center;
 gap: 9px;
 padding: 10px 17px;
 border: 1px solid transparent;
 border-radius: 5px;
 font-size: 13px;
 font-weight: 780;
 transition: transform .2s ease, background .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.button:hover { transform: translateY(-2px); }
.button-dark { color: white; background: var(--ink); }
.button-dark:hover { background: var(--teal); box-shadow: var(--shadow-small); }
.site-footer { padding: 48px 0 20px; color: white; background: #1e231e; }
.footer-top { display: flex; justify-content: space-between; gap: 45px; padding-bottom: 34px; }
.footer-brand { max-width: 440px; }
.site-footer .brand { color: white; }
.site-footer .brand-mark { color: var(--ink); background: var(--lime); }
.footer-brand p { margin: 17px 0 0; color: rgba(255,255,255,.62); font-size: 12px; line-height: 1.9; }
.footer-links { display: flex; align-content: flex-start; flex-wrap: wrap; gap: 10px 23px; max-width: 440px; }
.footer-links a { color: rgba(255,255,255,.72); font-size: 12px; transition: color .2s ease; }
.footer-links a:hover { color: var(--lime); }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; padding-top: 17px; border-top: 1px solid rgba(255,255,255,.14); color: rgba(255,255,255,.48); font-size: 10px; }
@media (max-width: 1024px) {
 .intro-grid { grid-template-columns: minmax(0, 1fr) 210px; gap: 24px; }
 .feature-layout { grid-template-columns: minmax(0, 1.15fr) minmax(230px, .85fr); }
 .editorial-layout { gap: 32px; }
 .scene-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
 .scene-card-large { min-height: 206px; }
 .update-layout { grid-template-columns: 190px 1fr; gap: 30px; }
}
@media (max-width: 768px) {
 .container { width: min(var(--container), calc(100% - 38px)); }
 .nav-wrap { min-height: 68px; gap: 12px; }
 .brand { gap: 8px; font-size: 14px; }
 .brand-mark { width: 31px; height: 31px; flex-basis: 31px; }
 .brand-text { max-width: 235px; }
 .nav-links { gap: 3px; }
 .nav-link { padding: 8px 9px; font-size: 12px; }
 .nav-note { display: none; }
 .page-intro { padding: 42px 0 30px; }
 .intro-grid { grid-template-columns: 1fr; gap: 20px; }
 .intro-aside { max-width: 290px; }
 .section { padding: 52px 0; }
 .section-heading { align-items: flex-start; flex-direction: column; gap: 10px; margin-bottom: 23px; }
 .section-heading h2 { font-size: 25px; }
 .feature-layout { grid-template-columns: 1fr; }
 .feature-main { min-height: 300px; padding: 24px; }
 .feature-main h2 { font-size: 25px; }
 .feature-side { grid-template-columns: repeat(2, minmax(0, 1fr)); grid-template-rows: auto; }
 .feature-note { min-height: 158px; padding: 18px; }
 .topic-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
 .topic-item { padding: 18px; border-bottom: 1px solid var(--line); }
 .topic-item:first-child { padding-left: 18px; }
 .topic-item:nth-child(2) { border-right: 0; }
 .topic-item:nth-child(n+3) { border-bottom: 0; }
 .editorial-layout { grid-template-columns: 1fr; gap: 24px; }
 .editorial-copy h2 { max-width: 600px; font-size: 26px; }
 .scene-grid { gap: 11px; }
 .scene-card { min-height: 190px; padding: 19px; }
 .update-layout { grid-template-columns: 1fr; gap: 20px; }
 .update-aside h2 { font-size: 25px; }
 .quote-band { grid-template-columns: 1fr; gap: 22px; }
 .quote-copy { padding: 0 0 0 20px; }
 .faq-grid { grid-template-columns: 1fr; gap: 22px; }
 .closing-band { align-items: flex-start; flex-direction: column; padding: 24px; }
 .footer-top { flex-direction: column; gap: 25px; }
}
@media (max-width: 520px) {
 .container { width: calc(100% - 32px); }
 .nav-wrap { min-height: 64px; }
 .brand { font-size: 12px; }
 .brand-mark { width: 29px; height: 29px; flex-basis: 29px; font-size: 14px; }
 .brand-text { max-width: 148px; }
 .nav-link { padding: 7px 8px; font-size: 11px; }
 .page-intro h1 { font-size: 34px; }
 .intro-copy p { font-size: 14px; }
 .section { padding: 43px 0; }
 .feature-main { min-height: 270px; padding: 20px; }
 .feature-main h2 { font-size: 22px; }
 .feature-side { grid-template-columns: 1fr; }
 .feature-note { min-height: 138px; }
 .topic-strip { grid-template-columns: 1fr 1fr; }
 .topic-item { min-height: 115px; padding: 15px 11px; }
 .topic-item:first-child { padding-left: 11px; }
 .topic-item h3 { font-size: 14px; }
 .topic-item p { font-size: 11px; }
 .editorial-row { grid-template-columns: 30px 1fr auto; gap: 10px; }
 .editorial-row h3 { font-size: 13px; }
 .scene-grid { grid-template-columns: 1fr; }
 .scene-card, .scene-card-large { min-height: 170px; }
 .update-item { grid-template-columns: 78px 1fr; gap: 10px; }
 .update-date { grid-column: 2; }
 .quote-title { font-size: 22px; }
 .quote-copy p { font-size: 14px; }
 .footer-links { gap: 10px 17px; }
 .footer-bottom { flex-direction: column; gap: 6px; }
}
@media (prefers-reduced-motion: reduce) {
 html { scroll-behavior: auto; }
 *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}