/* roulang page: index */
:root {
            --ink: #171419;
            --ink-soft: #211d24;
            --panel: #29232c;
            --panel-light: #332b36;
            --berry: #a94770;
            --berry-light: #cf7698;
            --coral: #d58a68;
            --cream: #f4eee9;
            --muted: #b8acb7;
            --muted-dark: #887b88;
            --line: rgba(244,238,233,.14);
            --line-strong: rgba(207,118,152,.48);
            --radius: 16px;
            --shadow: 0 18px 48px rgba(0,0,0,.24);
            --container: 1200px;
        }

        *, *::before, *::after { box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            margin: 0;
            color: var(--cream);
            background: var(--ink);
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            font-size: 16px;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a { color: inherit; text-decoration: none; }
        img { display: block; max-width: 100%; }
        button, input, select, textarea { font: inherit; }
        button { cursor: pointer; }
        ::selection { color: var(--cream); background: var(--berry); }
        .container { width: min(var(--container), calc(100% - 48px)); margin: 0 auto; }
        .eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--berry-light);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: .08em;
        }
        .eyebrow::before {
            content: "";
            width: 22px;
            height: 1px;
            background: var(--berry-light);
        }
        h1, h2, h3, p { margin-top: 0; }
        h1, h2, h3 { color: var(--cream); line-height: 1.18; }
        h1 { margin-bottom: 24px; font-size: clamp(2.5rem, 5vw, 4.5rem); letter-spacing: 0; }
        h2 { margin-bottom: 16px; font-size: clamp(2rem, 3.6vw, 3rem); }
        h3 { margin-bottom: 10px; font-size: 1.16rem; }
        .section { padding: 112px 0; }
        .section-head { max-width: 680px; margin-bottom: 48px; }
        .section-head p, .hero-copy p { color: var(--muted); }
        .section-head p { margin-bottom: 0; font-size: 17px; }
        .topbar {
            position: sticky;
            top: 0;
            z-index: 20;
            background: rgba(23,20,25,.94);
            border-bottom: 1px solid var(--line);
            backdrop-filter: blur(14px);
        }
        .nav-shell {
            min-height: 74px;
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 11px;
            min-width: 280px;
            font-size: 14px;
            font-weight: 800;
            white-space: nowrap;
        }
        .brand-mark {
            width: 30px;
            height: 30px;
            display: grid;
            place-items: center;
            color: var(--cream);
            background: var(--berry);
            border-radius: 9px;
            box-shadow: 0 0 0 5px rgba(169,71,112,.12);
        }
        .brand-mark::before { content: "⌕"; font-size: 22px; line-height: 1; }
        .nav-links { display: flex; align-items: center; gap: 6px; flex: 1; }
        .nav-links a {
            padding: 9px 13px;
            color: var(--muted);
            border-radius: 8px;
            font-size: 14px;
            transition: .2s ease;
        }
        .nav-links a:hover, .nav-links a:focus, .nav-links a.active {
            color: var(--cream);
            background: var(--panel);
        }
        .nav-links a.active { box-shadow: inset 0 -2px var(--berry-light); }
        .command-search {
            width: 196px;
            height: 40px;
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 0 10px;
            color: var(--muted-dark);
            background: var(--panel);
            border: 1px solid var(--line);
            border-radius: 9px;
        }
        .command-search input {
            width: 100%;
            min-width: 0;
            color: var(--cream);
            background: transparent;
            border: 0;
            outline: 0;
            box-shadow: none;
        }
        .command-search input::placeholder { color: var(--muted-dark); }
        .keycap {
            padding: 1px 5px;
            color: var(--muted);
            border: 1px solid var(--line);
            border-radius: 4px;
            font-size: 11px;
        }
        .nav-cta { flex: 0 0 auto; }
        .button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 45px;
            padding: 0 18px;
            border: 1px solid transparent;
            border-radius: 9px;
            font-size: 14px;
            font-weight: 700;
            transition: transform .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
        }
        .button.primary { color: #fff8f5; background: var(--berry); }
        .button.primary:hover, .button.primary:focus { background: #bd5b82; box-shadow: 0 8px 22px rgba(169,71,112,.28); transform: translateY(-2px); }
        .button.ghost { color: var(--cream); background: transparent; border-color: var(--line-strong); }
        .button.ghost:hover, .button.ghost:focus { background: var(--panel); border-color: var(--berry-light); }
        .button.small { min-height: 38px; padding: 0 13px; font-size: 13px; }
        .hero {
            position: relative;
            padding: 100px 0 62px;
            background: #211b22;
            border-bottom: 1px solid var(--line);
        }
        .hero::after {
            content: "";
            position: absolute;
            inset: 0;
            pointer-events: none;
            opacity: .14;
            background-image: linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px);
            background-size: 44px 44px;
            mask-image: linear-gradient(to bottom, #000, transparent);
        }
        .hero-grid {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: minmax(0, 1.05fr) minmax(380px, .95fr);
            gap: 72px;
            align-items: center;
        }
        .hero-copy { max-width: 700px; }
        .hero-copy p { max-width: 640px; margin-bottom: 30px; font-size: 18px; line-height: 1.9; }
        .hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-bottom: 34px; }
        .hero-note { color: var(--muted-dark); font-size: 13px; }
        .hero-note strong { color: var(--coral); font-weight: 600; }
        .index-board {
            position: relative;
            padding: 22px;
            background: linear-gradient(145deg, #342832, #211b22);
            border: 1px solid var(--line-strong);
            border-radius: 20px;
            box-shadow: var(--shadow);
            transform: rotate(1.2deg);
        }
        .index-board::before {
            content: "";
            position: absolute;
            top: -8px;
            right: 28px;
            width: 74px;
            height: 3px;
            background: var(--coral);
            border-radius: 99px;
        }
        .board-top, .board-row, .metric-line { display: flex; align-items: center; justify-content: space-between; gap: 15px; }
        .board-top { padding-bottom: 18px; border-bottom: 1px solid var(--line); }
        .board-label { color: var(--muted); font-size: 12px; letter-spacing: .08em; }
        .status { display: inline-flex; align-items: center; gap: 7px; color: var(--coral); font-size: 12px; }
        .status::before { content: ""; width: 7px; height: 7px; background: var(--coral); border-radius: 50%; box-shadow: 0 0 0 4px rgba(213,138,104,.12); }
        .board-title { margin: 18px 0 20px; font-size: 1.35rem; }
        .board-row {
            padding: 16px 0;
            border-bottom: 1px solid var(--line);
        }
        .board-row:last-child { border-bottom: 0; }
        .row-index { color: var(--berry-light); font-size: 12px; font-weight: 700; }
        .row-name { flex: 1; color: var(--cream); font-size: 14px; }
        .row-meta { color: var(--muted-dark); font-size: 12px; }
        .tag {
            display: inline-flex;
            align-items: center;
            min-height: 24px;
            padding: 0 9px;
            color: var(--muted);
            background: rgba(255,255,255,.05);
            border: 1px solid var(--line);
            border-radius: 5px;
            font-size: 11px;
            white-space: nowrap;
        }
        .tag.hot { color: var(--coral); border-color: rgba(213,138,104,.36); }
        .tag.selected { color: var(--berry-light); border-color: var(--line-strong); }
        .board-foot { display: flex; justify-content: space-between; margin-top: 20px; color: var(--muted-dark); font-size: 12px; }
        .state-strip {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            margin-top: 70px;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
        .state-item { padding: 18px 20px; border-right: 1px solid var(--line); }
        .state-item:last-child { border-right: 0; }
        .state-item small { display: block; margin-bottom: 5px; color: var(--muted-dark); font-size: 11px; }
        .state-item span { color: var(--cream); font-size: 14px; }
        .dark-section { background: var(--ink); }
        .panel-grid {
            display: grid;
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 16px;
        }
        .service-panel {
            position: relative;
            min-height: 210px;
            padding: 27px;
            background: var(--panel);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            transition: .25s ease;
            overflow: hidden;
        }
        .service-panel::after {
            content: attr(data-index);
            position: absolute;
            right: 23px;
            bottom: 13px;
            color: rgba(255,255,255,.05);
            font-size: 64px;
            font-weight: 800;
        }
        .service-panel:hover { border-color: var(--line-strong); box-shadow: 0 14px 30px rgba(0,0,0,.18); transform: translateY(-4px); }
        .panel-icon { color: var(--berry-light); font-size: 24px; }
        .service-panel h3 { margin-top: 25px; }
        .service-panel p { max-width: 390px; margin-bottom: 22px; color: var(--muted); font-size: 14px; }
        .panel-link { color: var(--coral); font-size: 13px; font-weight: 700; }
        .panel-link span { display: inline-block; margin-left: 8px; transition: .2s ease; }
        .service-panel:hover .panel-link span { transform: translateX(5px); }
        .data-band {
            padding: 7px;
            background: var(--panel);
            border: 1px solid var(--line);
            border-radius: 18px;
        }
        .data-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
        .data-cell {
            position: relative;
            min-height: 164px;
            padding: 26px 25px;
            border-right: 1px solid var(--line);
        }
        .data-cell:last-child { border-right: 0; }
        .data-value { margin: 10px 0 5px; color: var(--cream); font-size: 2.35rem; font-weight: 800; line-height: 1; }
        .data-cell p { margin: 0; color: var(--muted); font-size: 13px; }
        .meter { height: 3px; margin-top: 23px; background: #453a46; border-radius: 9px; overflow: hidden; }
        .meter i { display: block; height: 100%; background: var(--berry-light); border-radius: inherit; }
        .content-layout { display: grid; grid-template-columns: 1.4fr .8fr; gap: 18px; }
        .feature-card, .mini-card {
            background: var(--panel);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            overflow: hidden;
        }
        .feature-cover {
            min-height: 265px;
            display: flex;
            align-items: flex-end;
            padding: 28px;
            background:
                linear-gradient(180deg, transparent 25%, rgba(20,16,21,.95)),
                radial-gradient(circle at 70% 22%, rgba(207,118,152,.42), transparent 28%),
                linear-gradient(135deg, #4a2b41, #252029 65%);
        }
        .feature-cover h3 { max-width: 490px; margin: 0; font-size: 1.65rem; }
        .feature-body { padding: 22px 27px 25px; }
        .feature-body p, .mini-card p { color: var(--muted); font-size: 14px; }
        .card-meta { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
        .feature-footer { display: flex; justify-content: space-between; align-items: center; gap: 15px; }
        .mini-stack { display: grid; gap: 18px; }
        .mini-card { padding: 22px; }
        .mini-card h3 { font-size: 1.05rem; }
        .mini-card .mini-cover {
            height: 92px;
            margin: -22px -22px 18px;
            background: linear-gradient(135deg, #3b2939, #28232a);
            border-bottom: 1px solid var(--line);
        }
        .mini-card:nth-child(2) .mini-cover { background: linear-gradient(135deg, #47342d, #29232a); }
        .mini-card p { margin-bottom: 0; }
        .route {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 0;
            padding: 30px 0;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }
        .route-step { position: relative; padding: 0 32px 0 0; }
        .route-step:not(:last-child)::after {
            content: "→";
            position: absolute;
            top: 8px;
            right: 23px;
            color: var(--berry-light);
            font-size: 23px;
        }
        .route-number { color: var(--coral); font-size: 12px; font-weight: 800; letter-spacing: .1em; }
        .route-step h3 { margin: 13px 0 9px; }
        .route-step p { margin: 0; color: var(--muted); font-size: 14px; }
        .insight-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 32px; align-items: start; }
        .insight-quote {
            padding: 27px;
            color: var(--cream);
            background: #302631;
            border-left: 3px solid var(--berry-light);
            border-radius: 0 13px 13px 0;
            font-size: 1.15rem;
            line-height: 1.8;
        }
        .insight-list { display: grid; gap: 13px; }
        .insight-item { display: flex; gap: 18px; padding: 19px 0; border-bottom: 1px solid var(--line); }
        .insight-item b { color: var(--coral); font-size: 13px; }
        .insight-item p { margin: 0; color: var(--muted); font-size: 14px; }
        .faq-layout { display: grid; grid-template-columns: .7fr 1.3fr; gap: 70px; }
        .faq-list { margin: 0; list-style: none; border-top: 1px solid var(--line); }
        .faq-item { border-bottom: 1px solid var(--line); }
        .faq-question {
            width: 100%;
            display: flex;
            justify-content: space-between;
            gap: 20px;
            padding: 21px 0;
            color: var(--cream);
            background: transparent;
            border: 0;
            text-align: left;
            font-weight: 700;
        }
        .faq-question::after { content: "+"; color: var(--berry-light); font-size: 22px; font-weight: 400; transition: .2s ease; }
        .faq-item.open .faq-question::after { content: "−"; color: var(--coral); }
        .faq-answer { display: none; padding: 0 38px 20px 0; color: var(--muted); font-size: 14px; }
        .faq-item.open .faq-answer { display: block; }
        .contact-box {
            display: grid;
            grid-template-columns: .8fr 1.2fr;
            gap: 55px;
            padding: 45px;
            background: linear-gradient(120deg, #392732, #28212a);
            border: 1px solid var(--line-strong);
            border-radius: 20px;
            box-shadow: var(--shadow);
        }
        .contact-box p { color: var(--muted); }
        .contact-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 26px; }
        .contact-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
        .field-full { grid-column: 1 / -1; }
        label { display: block; margin-bottom: 7px; color: var(--muted); font-size: 13px; }
        input, select, textarea {
            width: 100%;
            min-height: 45px;
            padding: 10px 13px;
            color: var(--cream);
            background: rgba(15,13,17,.38);
            border: 1px solid var(--line);
            border-radius: 8px;
            outline: 0;
            box-shadow: none;
        }
        textarea { min-height: 105px; resize: vertical; }
        input:focus, select:focus, textarea:focus { border-color: var(--berry-light); box-shadow: 0 0 0 3px rgba(207,118,152,.12); }
        select option { color: var(--ink); }
        .check-line { display: flex; align-items: flex-start; gap: 9px; color: var(--muted-dark); font-size: 12px; }
        .check-line input { width: 16px; min-height: 16px; margin-top: 4px; accent-color: var(--berry); }
        .form-submit { width: 100%; }
        .footer {
            padding: 48px 0 26px;
            background: #121014;
            border-top: 1px solid var(--line);
        }
        .footer-grid { display: grid; grid-template-columns: 1.1fr 1fr .8fr; gap: 40px; padding-bottom: 35px; }
        .footer .brand { min-width: 0; margin-bottom: 15px; }
        .footer p { max-width: 330px; margin: 0; color: var(--muted-dark); font-size: 13px; }
        .footer h3 { margin-bottom: 15px; color: var(--muted); font-size: 13px; font-weight: 700; }
        .footer-links { display: flex; flex-wrap: wrap; gap: 11px 20px; }
        .footer-links a { color: var(--muted-dark); font-size: 13px; transition: color .2s ease; }
        .footer-links a:hover, .footer-links a:focus { color: var(--cream); }
        .footer-status { display: flex; align-items: center; gap: 8px; color: var(--coral); font-size: 13px; }
        .footer-status::before { content: ""; width: 8px; height: 8px; background: var(--coral); border-radius: 50%; }
        .copyright { display: flex; justify-content: space-between; gap: 20px; padding-top: 23px; color: var(--muted-dark); border-top: 1px solid var(--line); font-size: 12px; }
        .age-modal {
            position: fixed;
            inset: 0;
            z-index: 50;
            display: none;
            place-items: center;
            padding: 20px;
            background: rgba(10,8,11,.82);
            backdrop-filter: blur(8px);
        }
        .age-modal.show { display: grid; }
        .age-card { width: min(460px, 100%); padding: 35px; background: var(--panel); border: 1px solid var(--line-strong); border-radius: 17px; box-shadow: var(--shadow); }
        .age-card h2 { font-size: 1.8rem; }
        .age-card p { color: var(--muted); font-size: 14px; }
        .age-actions { display: flex; gap: 10px; margin-top: 24px; }
        .age-actions .button { flex: 1; }
        @media (max-width: 1024px) {
            .nav-shell { gap: 14px; }
            .brand { min-width: 235px; }
            .command-search { width: 150px; }
            .hero-grid { gap: 38px; }
            .section { padding: 88px 0; }
            .contact-box { gap: 32px; padding: 34px; }
        }
        @media (max-width: 768px) {
            .container { width: min(100% - 34px, var(--container)); }
            .nav-shell { min-height: 64px; }
            .brand { min-width: auto; flex: 1; font-size: 13px; }
            .brand-mark { width: 27px; height: 27px; }
            .nav-links { display: none; }
            .command-search { width: 42px; padding: 0 12px; }
            .command-search input, .keycap { display: none; }
            .nav-cta { display: none; }
            .hero { padding: 72px 0 36px; }
            .hero-grid, .content-layout, .insight-grid, .faq-layout, .contact-box { grid-template-columns: 1fr; }
            .hero-grid { gap: 48px; }
            .index-board { transform: none; }
            .state-strip { grid-template-columns: repeat(2, 1fr); margin-top: 48px; }
            .state-item:nth-child(2) { border-right: 0; }
            .state-item:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
            .data-grid { grid-template-columns: repeat(2, 1fr); }
            .data-cell:nth-child(2) { border-right: 0; }
            .data-cell:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
            .route { gap: 25px; }
            .route-step:not(:last-child)::after { right: 4px; }
            .faq-layout { gap: 30px; }
            .contact-box { padding: 28px 22px; }
            .footer-grid { grid-template-columns: 1fr 1fr; }
            .footer-grid > :first-child { grid-column: 1 / -1; }
        }
        @media (max-width: 520px) {
            h1 { font-size: 2.45rem; }
            h2 { font-size: 2rem; }
            .section { padding: 70px 0; }
            .hero-copy p { font-size: 16px; }
            .hero-actions { align-items: stretch; flex-direction: column; }
            .hero-actions .button { width: 100%; }
            .panel-grid, .contact-form { grid-template-columns: 1fr; }
            .field-full { grid-column: auto; }
            .service-panel { min-height: 190px; padding: 22px; }
            .data-cell { min-height: 140px; padding: 20px 15px; }
            .data-value { font-size: 1.85rem; }
            .route { grid-template-columns: 1fr; padding: 20px 0; }
            .route-step { padding: 0 0 22px; border-bottom: 1px solid var(--line); }
            .route-step:last-child { padding-bottom: 0; border-bottom: 0; }
            .route-step:not(:last-child)::after { content: "↓"; top: auto; right: 4px; bottom: 15px; font-size: 18px; }
            .feature-cover { min-height: 220px; padding: 21px; }
            .feature-cover h3 { font-size: 1.35rem; }
            .feature-footer { align-items: flex-start; flex-direction: column; }
            .footer-grid { grid-template-columns: 1fr; gap: 28px; }
            .footer-grid > :first-child { grid-column: auto; }
            .copyright { flex-direction: column; gap: 7px; }
            .age-actions { flex-direction: column; }
        }

/* roulang page: category1 */
:root{
 --ink:#171419;
 --ink-soft:#211d24;
 --panel:#29232c;
 --panel-light:#332b36;
 --berry:#a94770;
 --berry-light:#cf7698;
 --coral:#d58a68;
 --cream:#f4eee9;
 --muted:#b8acb7;
 --muted-dark:#887b88;
 --line:rgba(244,238,233,.14);
 --line-strong:rgba(207,118,152,.48);
 --radius:16px;
 --shadow:0 18px 48px rgba(0,0,0,.24);
 --container:1200px;
}
html{scroll-behavior:smooth}
*{box-sizing:border-box}
body{
 margin:0;
 color:var(--cream);
 background:var(--ink);
 font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
 font-size:16px;
 line-height:1.7;
 overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
 outline:2px solid var(--coral);
 outline-offset:3px;
}
img{display:block;max-width:100%}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4,p{margin-top:0}
h1,h2,h3,h4{color:var(--cream);line-height:1.25}
h1{font-size:clamp(2.2rem,5vw,4.1rem);letter-spacing:-.045em;margin-bottom:22px}
h2{font-size:clamp(1.8rem,3vw,2.7rem);letter-spacing:-.03em}
h3{font-size:1.15rem}
.container{width:min(var(--container),calc(100% - 48px));margin:0 auto}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;color:var(--berry-light);
 font-size:12px;font-weight:700;letter-spacing:.08em
}
.eyebrow:before{content:"";width:22px;height:1px;background:var(--berry-light)}
.topbar{
 position:sticky;top:0;z-index:20;background:rgba(23,20,25,.94);
 border-bottom:1px solid var(--line);backdrop-filter:blur(14px)
}
.nav-shell{min-height:74px;display:flex;align-items:center;gap:28px}
.brand{
 display:inline-flex;align-items:center;gap:11px;min-width:280px;
 font-size:14px;font-weight:800;white-space:nowrap
}
.brand-mark{
 width:30px;height:30px;display:grid;place-items:center;color:var(--cream);
 background:var(--berry);border-radius:9px;box-shadow:0 0 0 5px rgba(169,71,112,.12)
}
.brand-mark:before{content:"⌕";font-size:22px;line-height:1}
.nav-links{display:flex;align-items:center;gap:6px;flex:1}
.nav-links a{
 padding:9px 13px;color:var(--muted);border-radius:8px;font-size:14px;
 transition:.2s ease
}
.nav-links a:hover,.nav-links a:focus,.nav-links a.active{color:var(--cream);background:var(--panel)}
.nav-links a.active{box-shadow:inset 0 -2px var(--berry-light)}
.command-search{
 width:196px;height:40px;display:flex;align-items:center;gap:8px;padding:0 10px;
 color:var(--muted-dark);background:var(--panel);border:1px solid var(--line);border-radius:9px
}
.command-search:focus-within{border-color:var(--berry-light);box-shadow:0 0 0 3px rgba(207,118,152,.1)}
.command-search input{
 width:100%;min-width:0;color:var(--cream);background:transparent;border:0;outline:0;box-shadow:none;margin:0
}
.command-search input::placeholder{color:var(--muted-dark)}
.keycap{
 padding:1px 5px;color:var(--muted-dark);font-size:10px;border:1px solid var(--line);border-radius:4px
}
.button{
 display:inline-flex;align-items:center;justify-content:center;min-height:45px;padding:0 18px;
 border:1px solid transparent;border-radius:9px;font-size:14px;font-weight:700;
 transition:transform .2s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease
}
.button.primary{color:#fff8f5;background:var(--berry)}
.button.primary:hover,.button.primary:focus{color:#fff;background:#bd5b82;box-shadow:0 8px 22px rgba(169,71,112,.28);transform:translateY(-2px)}
.button.ghost{color:var(--cream);background:transparent;border-color:var(--line-strong)}
.button.ghost:hover,.button.ghost:focus{background:var(--panel);border-color:var(--berry-light)}
.button.small{min-height:38px;padding:0 13px;font-size:13px}
.hero{
 position:relative;padding:80px 0 54px;background:#211b22;border-bottom:1px solid var(--line)
}
.hero:after{
 content:"";position:absolute;inset:0;pointer-events:none;opacity:.14;
 background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);
 background-size:44px 44px;mask-image:linear-gradient(to bottom,#000,transparent)
}
.hero-inner{position:relative;z-index:1}
.breadcrumb{display:flex;gap:10px;align-items:center;color:var(--muted-dark);font-size:13px;margin-bottom:34px}
.breadcrumb a:hover{color:var(--cream)}
.breadcrumb .current{color:var(--berry-light)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(320px,.9fr);gap:72px;align-items:end}
.hero-copy{max-width:700px}
.hero-copy p{max-width:650px;color:var(--muted);font-size:18px;line-height:1.9;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-note{color:var(--muted-dark);font-size:13px;margin-top:20px}
.hero-note strong{color:var(--coral);font-weight:600}
.status-board{
 padding:26px;background:linear-gradient(145deg,#302631,#231e25);
 border:1px solid var(--line-strong);border-radius:18px;box-shadow:var(--shadow)
}
.board-top,.metric-line{display:flex;align-items:center;justify-content:space-between;gap:15px}
.board-title{margin:18px 0 20px;font-size:1.35rem}
.board-row{display:flex;align-items:center;gap:14px;padding:15px 0;border-bottom:1px solid var(--line)}
.board-row:last-child{border-bottom:0;padding-bottom:0}
.row-index{color:var(--berry-light);font-size:12px;font-weight:700}
.row-name{flex:1;color:var(--cream);font-size:14px}
.row-meta{color:var(--muted-dark);font-size:12px}
.status-dot{width:7px;height:7px;display:inline-block;background:var(--coral);border-radius:50%;box-shadow:0 0 0 5px rgba(213,138,104,.12)}
.tag{
 display:inline-flex;align-items:center;min-height:25px;padding:2px 9px;
 color:var(--muted);background:rgba(255,255,255,.05);border:1px solid var(--line);
 border-radius:6px;font-size:11px;line-height:1.2
}
.tag.hot{color:#f0bd9c;border-color:rgba(213,138,104,.4);background:rgba(213,138,104,.1)}
.tag.selected{color:#f2b1c8;border-color:var(--line-strong);background:rgba(169,71,112,.18)}
.section{padding:92px 0}
.section-head{max-width:700px;margin-bottom:36px}
.section-head p{color:var(--muted);font-size:17px;margin-bottom:0}
.filter-panel{
 padding:22px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:0 12px 30px rgba(0,0,0,.14)
}
.filter-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr auto;gap:12px;align-items:end}
.field-label{display:block;color:var(--muted-dark);font-size:12px;margin:0 0 7px}
.filter-panel input,.filter-panel select,.feedback-form input,.feedback-form select,.feedback-form textarea{
 width:100%;height:44px;margin:0;color:var(--cream);background:var(--ink-soft);
 border:1px solid var(--line);border-radius:8px;box-shadow:none;padding:0 12px
}
.filter-panel select,.feedback-form select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 16px) 18px,calc(100% - 11px) 18px;background-size:5px 5px;background-repeat:no-repeat}
.filter-panel input:focus,.filter-panel select:focus,.feedback-form input:focus,.feedback-form select:focus,.feedback-form textarea:focus{border-color:var(--berry-light);box-shadow:0 0 0 3px rgba(207,118,152,.1)}
.filter-actions{display:flex;gap:8px}
.filter-chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px;padding-top:17px;border-top:1px solid var(--line)}
.chip{
 display:inline-flex;align-items:center;min-height:32px;padding:0 12px;color:var(--muted);
 background:var(--ink-soft);border:1px solid var(--line);border-radius:7px;font-size:13px;
 transition:.2s ease
}
.chip:hover,.chip.active{color:var(--cream);border-color:var(--berry-light);background:rgba(169,71,112,.2)}
.index-layout{display:grid;grid-template-columns:minmax(0,1.38fr) minmax(270px,.62fr);gap:24px;align-items:start}
.index-list{display:grid;gap:12px}
.index-card{
 display:grid;grid-template-columns:150px minmax(0,1fr) auto;gap:20px;align-items:center;
 padding:16px;background:var(--panel);border:1px solid var(--line);border-radius:14px;
 transition:transform .2s ease,background .2s ease,border-color .2s ease
}
.index-card:hover{transform:translateY(-3px);background:var(--panel-light);border-color:var(--line-strong)}
.cover{
 position:relative;min-height:112px;overflow:hidden;border-radius:10px;
 background:linear-gradient(135deg,#533244,#9a526c 48%,#3a2737)
}
.cover:before{content:"";position:absolute;inset:18px;border:1px solid rgba(244,238,233,.28);border-radius:7px;transform:rotate(-5deg)}
.cover:after{content:"索引";position:absolute;right:12px;bottom:9px;color:rgba(244,238,233,.7);font-size:12px;letter-spacing:.12em}
.card-meta{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:10px}
.index-card h3{margin-bottom:7px;font-size:1.15rem}
.index-card p{color:var(--muted);font-size:13px;line-height:1.65;margin-bottom:10px}
.updated{color:var(--muted-dark);font-size:12px}
.card-arrow{color:var(--berry-light);font-size:22px;transition:transform .2s ease}
.index-card:hover .card-arrow{transform:translateX(4px)}
.side-panel{padding:23px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius)}
.side-panel + .side-panel{margin-top:14px}
.side-panel h3{margin-bottom:14px}
.side-panel p{color:var(--muted);font-size:14px;margin-bottom:14px}
.side-list{list-style:none;padding:0;margin:0}
.side-list li{display:flex;justify-content:space-between;gap:15px;padding:11px 0;border-bottom:1px solid var(--line);font-size:13px}
.side-list li:last-child{border-bottom:0}
.side-list span:last-child{color:var(--muted-dark)}
.stats-band{
 padding:28px 0;background:#211b22;border-top:1px solid var(--line);border-bottom:1px solid var(--line)
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:8px 25px;border-right:1px solid var(--line)}
.stat:first-child{padding-left:0}
.stat:last-child{border-right:0}
.stat strong{display:block;color:var(--cream);font-size:2rem;line-height:1.1;letter-spacing:-.04em}
.stat span{display:block;color:var(--muted-dark);font-size:12px;margin-top:7px}
.related-strip{display:flex;gap:10px;overflow-x:auto;padding-bottom:5px;scrollbar-width:none}
.related-strip::-webkit-scrollbar{display:none}
.related-item{min-width:210px;padding:18px;background:var(--panel);border:1px solid var(--line);border-radius:12px;transition:.2s ease}
.related-item:hover{border-color:var(--line-strong);transform:translateY(-2px)}
.related-item strong{display:block;margin:9px 0 4px;font-size:15px}
.related-item small{color:var(--muted-dark)}
.faq-wrap{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px;align-items:start}
.faq-intro p{color:var(--muted)}
.accordion{margin:0;background:transparent;border:0}
.accordion-item{background:var(--panel);border:1px solid var(--line);border-radius:10px;margin-bottom:10px;overflow:hidden}
.accordion-title{color:var(--cream);font-size:15px;padding:18px 20px;background:transparent;border:0}
.accordion-title:hover,.accordion-title:focus{color:var(--berry-light);background:var(--panel-light)}
.accordion-content{color:var(--muted);background:var(--panel-light);border-top:1px solid var(--line);font-size:14px;padding:16px 20px}
.cta-panel{
 display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center;padding:38px 42px;
 background:linear-gradient(110deg,#35232d,#29232c);border:1px solid var(--line-strong);border-radius:18px
}
.cta-panel p{color:var(--muted);margin:8px 0 0}
.footer{padding:58px 0 24px;background:#121014;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr;gap:50px}
.footer .brand{min-width:0}
.footer p{max-width:360px;color:var(--muted-dark);font-size:13px;margin:18px 0 0}
.footer h3{font-size:13px;margin-bottom:14px;color:var(--cream)}
.footer-links{display:grid;gap:8px}
.footer-links a{color:var(--muted-dark);font-size:13px;transition:.2s ease}
.footer-links a:hover{color:var(--berry-light)}
.footer-status{display:inline-flex;align-items:center;gap:8px;color:var(--coral);font-size:13px}
.footer-status:before{content:"";width:7px;height:7px;background:var(--coral);border-radius:50%}
.copyright{display:flex;justify-content:space-between;gap:20px;padding-top:26px;margin-top:46px;border-top:1px solid var(--line);color:var(--muted-dark);font-size:12px}
.access-note{padding:14px 16px;color:var(--muted);font-size:13px;background:rgba(213,138,104,.08);border-left:2px solid var(--coral);border-radius:0 8px 8px 0}
.reveal{
 color:var(--cream);background:var(--ink-soft);border:1px solid var(--line-strong);border-radius:16px;box-shadow:var(--shadow);padding:32px
}
.reveal h2{font-size:1.65rem;margin-bottom:12px}
.reveal p{color:var(--muted);font-size:14px}
.reveal .close-button{color:var(--muted);font-size:28px}
.reveal-actions{display:flex;gap:10px;margin-top:22px}
@media(max-width:1024px){
 .nav-shell{gap:16px}.brand{min-width:245px}.command-search{width:165px}
 .hero-grid{gap:38px}.filter-grid{grid-template-columns:1fr 1fr 1fr}.filter-actions{grid-column:span 3}
 .index-layout{grid-template-columns:1fr}.side-panel{margin-top:0}.index-layout>.side-column{display:grid;grid-template-columns:1fr 1fr;gap:14px}.side-panel+.side-panel{margin-top:0}
}
@media(max-width:768px){
 .container{width:min(var(--container),calc(100% - 32px))}
 .nav-shell{min-height:64px;flex-wrap:wrap;padding:10px 0}.brand{min-width:0;flex:1}.nav-links{order:3;flex-basis:100%;display:none}.nav-links a{padding:7px 10px}.command-search{display:none}.nav-cta{min-height:36px}
 .hero{padding:55px 0 42px}.hero-grid{grid-template-columns:1fr;gap:32px}.hero-copy p{font-size:16px}.status-board{max-width:600px}
 .section{padding:66px 0}.stats-grid{grid-template-columns:repeat(2,1fr);gap:18px}.stat{padding:10px 16px;border-right:0;border-left:1px solid var(--line)}.stat:nth-child(odd){border-left:0;padding-left:0}
 .filter-grid{grid-template-columns:1fr 1fr}.filter-actions{grid-column:span 2}.filter-actions .button{flex:1}
 .index-card{grid-template-columns:110px minmax(0,1fr) auto;gap:14px}.cover{min-height:95px}.index-card p{display:none}
 .faq-wrap{grid-template-columns:1fr;gap:28px}.cta-panel{grid-template-columns:1fr;padding:30px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:32px}.footer-grid>div:first-child{grid-column:span 2}.copyright{display:block}.copyright span{display:block;margin-bottom:7px}
}
@media(max-width:520px){
 h1{font-size:2.25rem}.hero-actions,.hero-actions .button{width:100%}.hero-actions .button{min-height:46px}
 .filter-grid{grid-template-columns:1fr}.filter-actions{grid-column:auto}.filter-actions .button{width:100%}
 .index-card{grid-template-columns:78px minmax(0,1fr);align-items:start}.cover{min-height:80px}.index-card>.button{grid-column:2;justify-self:start;min-height:36px}.card-arrow{display:none}
 .index-layout>.side-column{display:block}.side-panel+.side-panel{margin-top:14px}.stats-grid{gap:10px}.stat strong{font-size:1.55rem}
 .footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.reveal{padding:25px 20px}.reveal-actions{flex-direction:column}.reveal-actions .button{width:100%}
}