/* roulang page: index */
:root {
            --ink: #1F3A3F;
            --ink-light: #2A4A50;
            --gold: #C19A6B;
            --gold-dark: #A9854F;
            --gold-active: #8F6F3F;
            --paper: #F7F4EF;
            --smoke: #E8E4DC;
            --dark: #16262A;
            --title: #1A242B;
            --body: #3D4A52;
            --muted: #7A858B;
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-full: 999px;
            --shadow-sm: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.12);
            --shadow-gold: 0 4px 12px rgba(193, 154, 107, 0.35);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--paper);
            color: var(--body);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }

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

        button,
        input {
            font-family: var(--font-sans);
            outline: none;
        }

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ---------- Top Bar ---------- */
        .topbar {
            background: var(--dark);
            height: 36px;
            line-height: 36px;
            color: rgba(255, 255, 255, 0.75);
            font-size: 12px;
        }
        .topbar-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 100%;
        }
        .topbar-domain {
            letter-spacing: 0.04em;
            transition: color .2s;
        }
        .topbar-domain:hover {
            color: var(--gold);
        }
        .topbar-actions {
            display: flex;
            gap: 20px;
            font-size: 12px;
        }
        .topbar-actions a {
            color: rgba(255, 255, 255, 0.75);
            transition: color .2s;
        }
        .topbar-actions a:hover {
            color: var(--gold);
        }
        @media (max-width: 480px) {
            .topbar-actions {
                display: none;
            }
        }

        /* ---------- Main Header ---------- */
        .main-header {
            position: sticky;
            top: 0;
            z-index: 100;
            height: 72px;
            background: rgba(247, 244, 239, 0.92);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid transparent;
            transition: box-shadow .3s, border-color .3s;
        }
        .main-header.scrolled {
            border-color: var(--smoke);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .brand-seal {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border: 2px solid var(--gold);
            border-radius: 8px;
            color: var(--gold-dark);
            font-size: 20px;
            font-weight: 900;
            background: rgba(193, 154, 107, 0.08);
            line-height: 1;
        }
        .brand-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--title);
            letter-spacing: 0.05em;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .nav-link {
            position: relative;
            padding: 8px 2px;
            font-size: 15px;
            font-weight: 500;
            color: var(--body);
            letter-spacing: 0.02em;
            transition: color .2s;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 3px;
            border-radius: 3px;
            background: var(--gold);
            transition: width .25s ease;
        }
        .nav-link:hover {
            color: var(--title);
        }
        .nav-link.active {
            color: var(--title);
            font-weight: 700;
        }
        .nav-link.active::after {
            width: 100%;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-sm);
            font-weight: 600;
            transition: all .25s ease;
            border: 1px solid transparent;
            white-space: nowrap;
        }
        .btn-gold {
            background: var(--gold);
            color: var(--dark);
            padding: 10px 22px;
            font-size: 14px;
            font-weight: 700;
            box-shadow: 0 0 0 0 rgba(193, 154, 107, 0.35);
        }
        .btn-gold:hover {
            background: var(--gold-dark);
            color: #fff;
            box-shadow: var(--shadow-gold);
        }
        .btn-gold:active {
            background: var(--gold-active);
            transform: translateY(1px);
        }
        .btn-gold:focus-visible {
            outline: 2px solid rgba(193, 154, 107, 0.4);
            outline-offset: 2px;
        }
        .btn-outline {
            border: 1px solid var(--ink);
            color: var(--ink);
            padding: 10px 22px;
            font-size: 14px;
            font-weight: 600;
            background: transparent;
        }
        .btn-outline:hover {
            background: rgba(31, 58, 63, 0.05);
        }
        .btn-outline:focus-visible {
            outline: 2px solid rgba(31, 58, 63, 0.3);
            outline-offset: 2px;
        }
        .nav-cta-wrap {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            border-radius: 6px;
        }
        .nav-toggle span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--title);
            border-radius: 2px;
            transition: transform .3s, opacity .3s;
        }

        /* ---------- Hero ---------- */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: flex-start;
            justify-content: flex-start;
            background-color: var(--ink);
            overflow: hidden;
            padding-top: 60px;
            padding-bottom: 60px;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: 0;
        }
        .hero-bg img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: 1;
            background: linear-gradient(90deg, rgba(31, 58, 63, 0.85) 0%, rgba(31, 58, 63, 0.55) 50%, rgba(31, 58, 63, 0.3) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 640px;
            color: #fff;
        }
        .hero-badge {
            display: inline-block;
            background: var(--gold);
            color: var(--dark);
            font-size: 13px;
            font-weight: 700;
            padding: 6px 20px;
            border-radius: var(--radius-full);
            letter-spacing: 0.08em;
            margin-bottom: 24px;
        }
        .hero-title {
            font-size: 44px;
            font-weight: 900;
            line-height: 1.2;
            color: #fff;
            letter-spacing: 0.02em;
            margin-bottom: 16px;
        }
        .hero-subtitle {
            font-size: 18px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.88);
            max-width: 520px;
            margin-bottom: 32px;
        }
        .countdown {
            display: flex;
            gap: 12px;
            margin-bottom: 28px;
        }
        .countdown-item {
            background: var(--gold);
            border-radius: var(--radius-sm);
            width: 76px;
            padding: 10px 0 8px;
            text-align: center;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.18);
        }
        .countdown-num {
            display: block;
            font-size: 36px;
            font-weight: 800;
            color: var(--dark);
            line-height: 1;
            font-variant-numeric: tabular-nums;
            font-feature-settings: "tnum";
        }
        .countdown-label {
            display: block;
            font-size: 12px;
            color: rgba(22, 38, 42, 0.75);
            margin-top: 4px;
            font-weight: 600;
        }
        .hero-points {
            list-style: none;
            padding: 0;
            margin: 0 0 32px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px 24px;
            max-width: 480px;
        }
        .hero-points li {
            position: relative;
            padding-left: 16px;
            font-size: 15px;
            color: rgba(255, 255, 255, 0.92);
            line-height: 1.5;
        }
        .hero-points li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 5px;
            width: 4px;
            height: 20px;
            border-radius: 4px;
            background: var(--gold);
        }
        .hero-form {
            display: flex;
            gap: 10px;
            margin-bottom: 20px;
            max-width: 440px;
        }
        .hero-form input {
            flex: 1;
            height: 44px;
            border-radius: var(--radius-sm);
            border: 1px solid rgba(255, 255, 255, 0.55);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            padding: 0 16px;
            font-size: 14px;
            transition: border-color .25s, background .25s;
        }
        .hero-form input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }
        .hero-form input:focus {
            border-color: var(--gold);
            background: rgba(255, 255, 255, 0.12);
            outline: none;
        }
        .hero-form .btn {
            height: 44px;
            padding: 0 24px;
            border-radius: var(--radius-sm);
        }
        .hero-replay {
            display: inline-block;
            color: rgba(255, 255, 255, 0.85);
            font-size: 14px;
            font-weight: 500;
            transition: all .25s;
        }
        .hero-replay:hover {
            color: var(--gold);
        }
        .hero-replay span {
            display: inline-block;
            transition: transform .25s;
        }
        .hero-replay:hover span {
            transform: translateX(4px);
        }

        /* ---------- Section Common ---------- */
        .section {
            padding: 96px 0;
        }
        .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 40px;
        }
        .section-head h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--title);
            letter-spacing: 0.02em;
        }
        .section-more {
            font-size: 14px;
            font-weight: 500;
            color: var(--muted);
            transition: color .2s;
        }
        .section-more:hover {
            color: var(--ink);
        }

        /* ---------- News List ---------- */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-card {
            display: flex;
            align-items: center;
            gap: 20px;
            background: #fff;
            border-radius: var(--radius-md);
            padding: 16px 20px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .3s, background .3s, transform .2s;
        }
        .news-card:hover {
            background: #F0EDE8;
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .news-thumb {
            width: 96px;
            height: 96px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
            background: var(--smoke);
        }
        .news-body {
            flex: 1;
            min-width: 0;
        }
        .news-body .badge {
            display: inline-block;
            background: var(--smoke);
            color: var(--muted);
            font-size: 10px;
            font-weight: 600;
            letter-spacing: 0.1em;
            padding: 3px 12px;
            border-radius: var(--radius-full);
            text-transform: uppercase;
            margin-bottom: 6px;
        }
        .news-body h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--title);
            line-height: 1.4;
            margin-bottom: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color .2s;
        }
        .news-card:hover .news-body h3 {
            color: var(--ink);
        }
        .news-body p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 4px;
        }
        .news-date {
            font-size: 12px;
            color: #9AA4A9;
            text-align: right;
            display: block;
        }
        .news-empty {
            text-align: center;
            padding: 60px 20px;
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-sm);
        }
        .news-empty-icon {
            font-size: 40px;
            display: block;
            margin-bottom: 12px;
            opacity: 0.5;
        }
        .news-empty p {
            color: var(--muted);
            font-size: 15px;
        }

        /* ---------- Category Index ---------- */
        .category-grid {
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 20px;
        }
        .cat-card-large {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            min-height: 280px;
            display: flex;
            align-items: flex-end;
            background: var(--ink);
            box-shadow: var(--shadow-sm);
            transition: box-shadow .3s;
        }
        .cat-card-large:hover {
            box-shadow: var(--shadow-md);
        }
        .cat-card-large .cat-img {
            position: absolute;
            inset: 0;
        }
        .cat-card-large .cat-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            opacity: 0.55;
            transition: transform .4s, opacity .4s;
        }
        .cat-card-large:hover .cat-img img {
            transform: scale(1.03);
            opacity: 0.7;
        }
        .cat-card-large .cat-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(31, 58, 63, 0.1) 30%, rgba(31, 58, 63, 0.85) 100%);
        }
        .cat-card-large .cat-body {
            position: relative;
            z-index: 2;
            padding: 32px;
            color: #fff;
        }
        .cat-card-large h3 {
            font-size: 26px;
            font-weight: 800;
            margin-bottom: 6px;
            letter-spacing: 0.02em;
        }
        .cat-card-large p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-bottom: 16px;
            max-width: 480px;
        }
        .cat-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--gold);
            transition: gap .25s, color .25s;
        }
        .cat-link:hover {
            gap: 10px;
            color: #fff;
        }
        .cat-cards-small {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .cat-card-small {
            flex: 1;
            border-radius: var(--radius-md);
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            background: #fff;
            border: 1px solid var(--smoke);
            box-shadow: var(--shadow-sm);
            transition: box-shadow .3s, transform .2s;
        }
        .cat-card-small:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .cat-card-small h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 8px;
        }
        .cat-card-small p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 14px;
        }

        /* ---------- Features ---------- */
        .features-section {
            background: #fff;
        }
        .features-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .feature-item {
            display: flex;
            gap: 20px;
            padding: 28px;
            border-radius: var(--radius-md);
            background: var(--paper);
            border: 1px solid var(--smoke);
            transition: box-shadow .3s, transform .2s;
        }
        .feature-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(31, 58, 63, 0.08);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 22px;
        }
        .feature-item h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--title);
            margin-bottom: 8px;
        }
        .feature-item p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
        }

        /* ---------- FAQ ---------- */
        .faq-section {
            background: var(--paper);
        }
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px 32px;
        }
        .faq-item {
            border-top: 1px solid var(--smoke);
            border-bottom: 1px solid var(--smoke);
            padding: 20px 0;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            width: 100%;
            text-align: left;
        }
        .faq-question h4 {
            font-size: 16px;
            font-weight: 700;
            color: var(--title);
            line-height: 1.5;
            flex: 1;
            transition: color .2s;
        }
        .faq-question:hover h4 {
            color: var(--ink);
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: var(--ink);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 600;
            flex-shrink: 0;
            transition: transform .3s ease, background .3s;
            line-height: 1;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--gold);
        }
        .faq-answer {
            overflow: hidden;
            max-height: 0;
            transition: max-height .3s ease;
        }
        .faq-answer p {
            padding-top: 14px;
            font-size: 14px;
            color: var(--body);
            line-height: 1.8;
        }

        /* ---------- CTA ---------- */
        .cta-section {
            background: var(--ink);
            background-image: repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.03) 0px, rgba(255, 255, 255, 0.03) 1px, transparent 1px, transparent 12px);
            padding: 96px 0;
            text-align: center;
        }
        .cta-section .container {
            max-width: 720px;
        }
        .cta-title {
            font-size: 36px;
            font-weight: 900;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 20px;
            letter-spacing: 0.02em;
        }
        .cta-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.8;
            margin-bottom: 36px;
        }
        .btn-white-outline {
            border: 1px solid rgba(255, 255, 255, 0.65);
            color: #fff;
            padding: 12px 32px;
            border-radius: var(--radius-sm);
            font-size: 15px;
            font-weight: 600;
            width: 180px;
            text-align: center;
            transition: all .25s;
            display: inline-block;
        }
        .btn-white-outline:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
        }

        /* ---------- Footer ---------- */
        .main-footer {
            background: var(--dark);
            color: rgba(255, 255, 255, 0.65);
            border-top: 1px solid var(--gold);
            padding-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 48px;
            padding-bottom: 48px;
        }
        .footer-brand .brand-seal {
            margin-bottom: 16px;
        }
        .footer-brand .brand-text {
            color: #fff;
            font-size: 20px;
            font-weight: 700;
        }
        .footer-brand .brand-row {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            max-width: 280px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
            padding: 0;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col ul a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            transition: color .2s;
        }
        .footer-col ul a:hover {
            color: var(--gold);
        }
        .footer-col .footer-text {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.8;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
            line-height: 1.6;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom a:hover {
            color: var(--gold);
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 1024px) {
            .section {
                padding: 72px 0;
            }
            .category-grid {
                grid-template-columns: 1fr 1fr;
            }
            .cat-card-large {
                min-height: 240px;
            }
            .cat-cards-small {
                flex-direction: column;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 767px) {
            .main-header {
                height: 64px;
            }
            .nav-inner {
                position: relative;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: 64px;
                left: 0;
                right: 0;
                background: rgba(247, 244, 239, 0.98);
                backdrop-filter: blur(16px);
                flex-direction: column;
                align-items: flex-start;
                gap: 0;
                padding: 8px 24px 24px;
                border-radius: 0 0 var(--radius-md) var(--radius-md);
                box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
            }
            .main-nav.open {
                display: flex;
            }
            .nav-link {
                width: 100%;
                padding: 14px 0;
                border-bottom: 1px solid var(--smoke);
                font-size: 16px;
            }
            .nav-link:last-child {
                border-bottom: none;
            }
            .nav-link::after {
                display: none;
            }
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .hero {
                padding-top: 40px;
                padding-bottom: 48px;
                min-height: auto;
            }
            .hero-title {
                font-size: 30px;
            }
            .hero-subtitle {
                font-size: 16px;
            }
            .countdown-item {
                width: 64px;
            }
            .countdown-num {
                font-size: 28px;
            }
            .hero-points {
                grid-template-columns: 1fr;
                gap: 10px;
            }
            .hero-form {
                flex-direction: column;
                gap: 10px;
            }
            .hero-form input {
                width: 100%;
            }
            .hero-form .btn {
                width: 100%;
            }
            .section {
                padding: 48px 0;
            }
            .section-head h2 {
                font-size: 24px;
            }
            .news-card {
                flex-direction: column;
                align-items: flex-start;
                padding: 16px;
            }
            .news-thumb {
                width: 100%;
                height: auto;
                aspect-ratio: 16 / 9;
            }
            .news-date {
                text-align: left;
            }
            .category-grid {
                grid-template-columns: 1fr;
            }
            .cat-card-large {
                min-height: 220px;
            }
            .cat-cards-small {
                display: grid;
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .features-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .feature-item {
                padding: 20px;
            }
            .faq-grid {
                grid-template-columns: 1fr;
                gap: 4px 0;
            }
            .cta-title {
                font-size: 26px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
            .footer-brand {
                grid-column: auto;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }
            .brand-text {
                font-size: 17px;
            }
            .brand-seal {
                width: 34px;
                height: 34px;
                font-size: 18px;
            }
            .hero-title {
                font-size: 26px;
            }
            .countdown-item {
                width: 58px;
                padding: 8px 0 6px;
            }
            .countdown-num {
                font-size: 24px;
            }
        }

/* roulang page: article */
:root {
    --primary: #1F3A3F;
    --gold: #C19A6B;
    --gold-dark: #A9854F;
    --gold-active: #8F6F3F;
    --bg: #F7F4EF;
    --card-bg: #FFFFFF;
    --border: #E8E4DC;
    --dark: #16262A;
    --heading: #1A242B;
    --body-text: #3D4A52;
    --muted: #7A858B;
    --radius: 12px;
    --shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
    --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
    --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-main);
    background: var(--bg);
    color: var(--body-text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--gold-dark); }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
input { font-family: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* 顶部信息条 */
.topbar { background: var(--dark); height: 36px; }
.topbar-inner { height: 36px; display: flex; align-items: center; justify-content: space-between; }
.topbar-domain { color: rgba(255, 255, 255, .7); font-size: 12px; letter-spacing: .02em; }
.topbar-domain:hover { color: #fff; }
.topbar-links a { color: rgba(255, 255, 255, .7); font-size: 12px; margin-left: 20px; transition: color .2s; }
.topbar-links a:hover { color: #fff; }

/* 主导航 */
.main-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    transition: border-color .3s, box-shadow .3s;
}
.main-header.scrolled {
    border-bottom-color: var(--border);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}
.nav-inner {
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-seal {
    width: 38px; height: 38px;
    display: flex; align-items: center; justify-content: center;
    border: 2px solid var(--gold);
    border-radius: 8px;
    color: var(--gold-dark);
    font-size: 20px;
    font-weight: 800;
    background: var(--bg);
}
.brand-text {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: .08em;
    color: var(--heading);
    white-space: nowrap;
}
.main-nav { display: flex; align-items: center; gap: 8px; }
.nav-link {
    position: relative;
    padding: 8px 14px;
    font-size: 15px;
    font-weight: 500;
    color: var(--body-text);
    border-radius: 6px;
    transition: color .2s, background .2s;
}
.nav-link::after {
    content: "";
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 0;
    height: 2px;
    background: var(--gold);
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform .25s ease;
}
.nav-link:hover { color: var(--heading); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.active { color: var(--heading); font-weight: 700; }
.nav-link.active::after { transform: scaleX(1); }
.nav-cta-wrap { display: flex; align-items: center; gap: 14px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.nav-toggle span { width: 22px; height: 2px; background: var(--heading); border-radius: 2px; transition: transform .3s, opacity .3s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 按钮 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0 22px;
    height: 44px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    transition: all .25s ease;
    white-space: nowrap;
}
.btn-gold {
    background: var(--gold);
    color: #1F2A2E;
    box-shadow: 0 2px 8px rgba(193, 154, 107, 0.25);
}
.btn-gold:hover { background: var(--gold-dark); color: #fff; box-shadow: 0 4px 12px rgba(193, 154, 107, 0.35); }
.btn-gold:active { background: var(--gold-active); }
.btn-gold:focus-visible { outline: 2px solid rgba(193, 154, 107, 0.4); outline-offset: 2px; }
.btn-outline {
    background: transparent;
    border: 1.5px solid var(--primary);
    color: var(--primary);
}
.btn-outline:hover { background: rgba(31, 58, 63, 0.05); box-shadow: 0 4px 12px rgba(31, 58, 63, 0.08); }
.btn-outline:focus-visible { outline: 2px solid rgba(31, 58, 63, 0.3); outline-offset: 2px; }

/* 面包屑 */
.breadcrumb-wrap { padding: 16px 0 0; }
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--muted);
}
.breadcrumb a { color: var(--muted); transition: color .2s; }
.breadcrumb a:hover { color: var(--gold-dark); }
.breadcrumb .sep { color: #C4C0B8; }
.breadcrumb .current { color: var(--body-text); max-width: 320px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* 文章主区域 */
.article-main { padding: 40px 0 64px; }
.article-header { max-width: 780px; margin: 0 auto 24px; }
.article-header h1 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 900;
    line-height: 1.3;
    color: var(--heading);
    letter-spacing: -0.01em;
    margin-bottom: 20px;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
    font-size: 14px;
    color: var(--muted);
}
.article-meta .badge {
    background: #EFEBE4;
    color: var(--body-text);
    font-size: 12px;
    font-weight: 600;
    padding: 4px 14px;
    border-radius: 999px;
    letter-spacing: .06em;
}
.article-meta .meta-item { display: flex; align-items: center; gap: 6px; }
.article-hero-img {
    max-width: 780px;
    margin: 0 auto 40px;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    aspect-ratio: 16 / 7;
}
.article-hero-img img { width: 100%; height: 100%; object-fit: cover; }

/* 正文 */
.article-content {
    max-width: 780px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.9;
    color: var(--body-text);
}
.article-content p { margin-bottom: 28px; }
.article-content h2 {
    font-size: 24px;
    font-weight: 700;
    color: var(--heading);
    margin: 48px 0 16px;
    padding-left: 14px;
    border-left: 4px solid var(--gold);
    line-height: 1.4;
}
.article-content h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--heading);
    margin: 36px 0 12px;
    line-height: 1.4;
}
.article-content blockquote {
    background: #EDE9E3;
    border-left: 3px solid var(--gold);
    padding: 20px 24px;
    border-radius: 0 8px 8px 0;
    margin: 28px 0;
    color: var(--body-text);
    font-style: normal;
}
.article-content blockquote p { margin-bottom: 0; }
.article-content ul, .article-content ol { margin: 0 0 28px 24px; }
.article-content li { margin-bottom: 10px; }
.article-content img { border-radius: 12px; margin: 32px 0; box-shadow: var(--shadow); }
.article-content a { color: var(--gold-dark); text-decoration: underline; text-underline-offset: 3px; }
.article-content a:hover { color: var(--gold-active); }
.article-content .wp-block-table, .article-content table { width: 100%; border-collapse: collapse; margin: 28px 0; }
.article-content table th, .article-content table td { border: 1px solid var(--border); padding: 12px 16px; text-align: left; }
.article-content table th { background: #EFEBE4; font-weight: 600; color: var(--heading); }

/* 空状态 */
.article-empty {
    max-width: 600px;
    margin: 80px auto;
    text-align: center;
    padding: 60px 40px;
    background: var(--card-bg);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}
.article-empty .empty-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #EFEBE4;
    font-size: 28px;
}
.article-empty h1 { font-size: 28px; color: var(--heading); margin-bottom: 12px; }
.article-empty p { color: var(--muted); margin-bottom: 24px; }

/* 相关阅读 */
.related-section {
    padding: 72px 0;
    background: var(--bg);
    border-top: 1px solid var(--border);
}
.related-section .section-head {
    margin-bottom: 40px;
}
.related-section .section-head h2 {
    font-size: 28px;
    font-weight: 800;
    color: var(--heading);
    position: relative;
    padding-left: 16px;
}
.related-section .section-head h2::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 24px;
    background: var(--gold);
    border-radius: 3px;
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.related-card {
    display: block;
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    transition: transform .25s, box-shadow .25s;
}
.related-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}
.related-card-img { aspect-ratio: 16 / 10; overflow: hidden; }
.related-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .35s; }
.related-card:hover .related-card-img img { transform: scale(1.04); }
.related-card-body { padding: 18px 20px 20px; }
.related-card-body h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--heading);
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.related-card-body .time { font-size: 13px; color: var(--muted); }

/* 返回入口 */
.back-wrap {
    padding: 48px 0 72px;
    text-align: center;
    background: var(--bg);
    border-top: 1px solid var(--border);
}
.back-link {
    display: inline-block;
    font-size: 15px;
    font-weight: 500;
    color: var(--primary);
    padding: 10px 20px;
    border-radius: 8px;
    transition: all .2s;
}
.back-link:hover { color: var(--gold-dark); background: #EFEBE4; }

/* 页脚 */
.main-footer {
    background: var(--dark);
    color: rgba(255, 255, 255, .75);
    border-top: 1px solid var(--gold);
    padding: 60px 0 0;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr 0.8fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
}
.footer-brand .brand-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}
.footer-brand .brand-seal {
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--gold);
    border-radius: 8px;
    color: var(--gold);
    font-size: 18px;
    font-weight: 800;
    background: rgba(255, 255, 255, 0.05);
}
.footer-brand .brand-text {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: .08em;
    color: #fff;
}
.footer-brand p { font-size: 14px; line-height: 1.8; max-width: 280px; color: rgba(255, 255, 255, .55); }
.footer-col h4 {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 16px;
    letter-spacing: .04em;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a {
    color: rgba(255, 255, 255, .65);
    font-size: 14px;
    transition: color .2s, padding-left .2s;
}
.footer-col ul a:hover { color: var(--gold); padding-left: 4px; }
.footer-text { font-size: 13px; line-height: 1.7; color: rgba(255, 255, 255, .45); }
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .1);
    padding: 20px 0;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, .4);
}
.footer-bottom a { color: rgba(255, 255, 255, .5); }
.footer-bottom a:hover { color: var(--gold); }

/* 响应式 */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .related-card:last-child { grid-column: span 2; }
}
@media (max-width: 767px) {
    .topbar-links { display: none; }
    .nav-inner { height: 64px; }
    .nav-cta { display: none; }
    .nav-toggle { display: flex; }
    .main-nav {
        position: fixed;
        top: 100px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: #fff;
        border-bottom: 1px solid var(--border);
        box-shadow: 0 12px 30px rgba(0,0,0,0.08);
        padding: 20px 24px;
        gap: 6px;
        transform: translateY(-16px);
        opacity: 0;
        pointer-events: none;
        transition: all .3s ease;
    }
    .main-nav.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }
    .nav-link { width: 100%; padding: 12px 16px; font-size: 16px; }
    .nav-link::after { display: none; }
    .nav-link.active { background: rgba(193, 154, 107, 0.12); border-radius: 8px; }
    .article-main { padding: 28px 0 48px; }
    .article-header h1 { font-size: 28px; }
    .article-meta { gap: 12px; }
    .related-grid { grid-template-columns: 1fr; }
    .related-card:last-child { grid-column: span 1; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .related-section { padding: 48px 0; }
}
@media (max-width: 480px) {
    .container { padding: 0 18px; }
    .brand-text { font-size: 17px; }
    .breadcrumb .current { max-width: 180px; }
    .article-hero-img { aspect-ratio: 4 / 3; }
}

/* roulang page: category1 */
:root {
  --primary: #1F3A3F;
  --primary-dark: #16262A;
  --accent: #C19A6B;
  --accent-hover: #A9854F;
  --accent-active: #8F6F3F;
  --bg: #F7F4EF;
  --surface: #FFFFFF;
  --line: #E8E4DC;
  --text: #1A242B;
  --text-body: #3D4A52;
  --text-muted: #7A858B;
  --radius: 12px;
  --radius-btn: 8px;
  --shadow: 0 1px 4px rgba(0,0,0,0.06);
  --shadow-hover: 0 8px 24px rgba(0,0,0,0.12);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif; background: var(--bg); color: var(--text-body); line-height: 1.7; -webkit-font-smoothing: antialiased; }
a { text-decoration: none; color: inherit; transition: all .25s ease; }
img { max-width: 100%; display: block; }
button, input { font-family: inherit; }
.container { max-width: 1200px !important; margin: 0 auto !important; padding: 0 24px !important; }

/* Topbar */
.topbar { background: var(--primary-dark); color: rgba(255,255,255,0.8); min-height: 36px; line-height: 36px; font-size: 12px; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; min-height: 36px; }
.topbar a { color: rgba(255,255,255,0.85); }
.topbar a:hover { color: #fff; }
.topbar-links a { margin-left: 20px; }

/* Main Header */
.main-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,0.9); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-seal { width: 38px; height: 38px; border: 2px solid var(--accent); border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 900; color: var(--accent); background: transparent; transition: background .25s; }
.brand:hover .brand-seal { background: var(--accent); color: var(--primary-dark); }
.brand-text { font-size: 20px; font-weight: 800; letter-spacing: 0.05em; color: var(--text); }
.main-nav { display: flex; align-items: center; gap: 32px; }
.nav-link { position: relative; font-size: 15px; font-weight: 500; color: var(--text-body); padding: 6px 2px; }
.nav-link::after { content: ''; position: absolute; left: 0; bottom: -2px; width: 100%; height: 2px; border-radius: 2px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .25s ease; }
.nav-link:hover { color: var(--text); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.active { color: var(--text); font-weight: 600; }
.nav-link.active::after { transform: scaleX(1); }
.nav-cta-wrap { display: flex; align-items: center; gap: 12px; }
.nav-cta { height: 38px; padding: 0 18px; font-weight: 600; font-size: 14px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; width: 40px; height: 40px; background: transparent; border: none; cursor: pointer; align-items: center; justify-content: center; }
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--text); transition: all .3s; border-radius: 2px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 7px; justify-content: center; height: 44px; padding: 0 24px; border-radius: var(--radius-btn); font-size: 14px; font-weight: 600; border: none; cursor: pointer; transition: all .25s ease; white-space: nowrap; }
.btn-gold { background: var(--accent); color: var(--primary-dark); }
.btn-gold:hover { background: var(--accent-hover); box-shadow: 0 4px 12px rgba(193,154,107,0.35); transform: translateY(-1px); }
.btn-gold:active { background: var(--accent-active); transform: translateY(0); }
.btn-outline { background: transparent; color: var(--primary); border: 1.5px solid var(--primary); }
.btn-outline:hover { background: rgba(31,58,63,0.05); border-color: var(--primary); transform: translateY(-1px); }
.btn-outline:focus, .btn-gold:focus { outline: none; box-shadow: 0 0 0 2px rgba(193,154,107,0.4); }

/* Page Hero */
.page-hero { background: var(--bg); background-image: repeating-linear-gradient(135deg, rgba(193,154,107,0.06) 0, rgba(193,154,107,0.06) 1px, transparent 1px, transparent 10px); padding: 80px 0 72px; border-bottom: 1px solid var(--line); }
.page-hero .container { text-align: center; max-width: 820px !important; }
.hero-badge { display: inline-flex; align-items: center; gap: 6px; background: var(--accent); color: var(--primary-dark); font-size: 13px; font-weight: 600; padding: 6px 16px; border-radius: 999px; margin-bottom: 18px; }
.page-hero h1 { font-size: 42px; font-weight: 900; color: var(--text); letter-spacing: 0.02em; margin-bottom: 16px; line-height: 1.25; }
.page-hero p { font-size: 16px; color: var(--text-muted); max-width: 660px; margin: 0 auto; line-height: 1.8; }

/* Content Lede */
.content-lede { padding: 96px 0; }
.zigzag-item { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; margin-bottom: 80px; }
.zigzag-item:last-child { margin-bottom: 0; }
.zigzag-item.reversed .zigzag-media { order: -1; }
.zigzag-text h2 { font-size: 26px; font-weight: 800; color: var(--text); margin-bottom: 16px; position: relative; padding-left: 14px; line-height: 1.4; }
.zigzag-text h2::before { content: ''; position: absolute; left: 0; top: 4px; width: 4px; height: 22px; background: var(--accent); border-radius: 2px; }
.zigzag-text p { font-size: 16px; line-height: 1.9; color: var(--text-body); }
.zigzag-media img { border-radius: var(--radius); box-shadow: var(--shadow-hover); aspect-ratio: 4/3; object-fit: cover; width: 100%; }

/* Features */
.features-section { background: var(--primary-dark); padding: 90px 0; }
.section-head { text-align: center; margin-bottom: 48px; }
.section-head h2 { font-size: 30px; font-weight: 800; color: var(--text); margin-bottom: 8px; }
.section-head p { color: var(--text-muted); font-size: 15px; }
.features-section .section-head h2 { color: #fff; }
.features-section .section-head p { color: rgba(255,255,255,0.6); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius); padding: 32px; transition: all .3s; }
.feature-card:hover { background: rgba(255,255,255,0.1); transform: translateY(-4px); box-shadow: 0 12px 30px rgba(0,0,0,0.2); }
.feature-icon { width: 44px; height: 44px; border-radius: 10px; background: var(--accent); color: var(--primary-dark); display: flex; align-items: center; justify-content: center; font-size: 20px; font-weight: 800; margin-bottom: 18px; }
.feature-card h3 { color: #fff; font-size: 18px; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 14px; color: rgba(255,255,255,0.65); line-height: 1.75; }

/* Process */
.process-section { padding: 90px 0; }
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.step-item { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; text-align: center; transition: all .3s; box-shadow: var(--shadow); }
.step-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.step-num { width: 36px; height: 36px; background: var(--primary); color: #fff; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 15px; font-weight: 700; margin: 0 auto 14px; }
.step-item h3 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.step-item p { font-size: 13px; color: var(--text-muted); line-height: 1.6; }

/* FAQ */
.faq-section { background: #F0EDE8; padding: 90px 0; }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 14px; overflow: hidden; transition: box-shadow .3s; }
.faq-item:hover { box-shadow: var(--shadow); }
.faq-question { padding: 20px 24px; display: flex; align-items: center; justify-content: space-between; cursor: pointer; font-size: 16px; font-weight: 600; color: var(--text); gap: 16px; }
.faq-icon { flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%; background: var(--primary); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 16px; transition: transform .3s; }
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--accent); color: var(--primary-dark); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-answer p { padding: 0 24px 20px; font-size: 14px; color: var(--text-body); line-height: 1.8; }

/* CTA */
.cta-section { background: var(--primary); background-image: repeating-linear-gradient(45deg, rgba(255,255,255,0.04) 0, rgba(255,255,255,0.04) 1px, transparent 1px, transparent 10px); padding: 80px 0; text-align: center; }
.cta-section h2 { font-size: 28px; font-weight: 800; color: #fff; margin-bottom: 10px; }
.cta-section p { color: rgba(255,255,255,0.7); margin-bottom: 32px; font-size: 15px; }
.cta-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }

/* Category links */
.category-links { padding: 40px 0; text-align: center; background: var(--bg); border-top: 1px solid var(--line); }
.category-links .container { display: flex; justify-content: center; align-items: center; gap: 12px; font-size: 14px; color: var(--text-muted); flex-wrap: wrap; }
.category-links a { color: var(--primary); font-weight: 600; }
.category-links a:hover { color: var(--accent); }

/* Footer */
.main-footer { background: var(--primary-dark); color: rgba(255,255,255,0.75); border-top: 1px solid var(--accent); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-brand .brand-row { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 1.8; max-width: 320px; }
.footer-col h4 { color: #fff; font-size: 16px; font-weight: 600; margin-bottom: 14px; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: 14px; color: rgba(255,255,255,0.6); }
.footer-col ul a:hover { color: var(--accent); padding-left: 4px; }
.footer-text { font-size: 13px; color: rgba(255,255,255,0.5); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 18px 0; text-align: center; font-size: 13px; color: rgba(255,255,255,0.45); }
.footer-bottom a { color: rgba(255,255,255,0.55); }
.footer-bottom a:hover { color: #fff; }

/* Responsive */
@media (max-width: 1024px) {
  .container { padding: 0 20px !important; }
  .main-nav { gap: 20px; }
  .feature-grid { grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .feature-card { padding: 24px; }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .main-nav { display: none; position: absolute; top: 72px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 16px 24px; gap: 4px; border-bottom: 1px solid var(--line); box-shadow: 0 16px 24px rgba(0,0,0,0.08); }
  .main-nav.open { display: flex; }
  .nav-link { padding: 12px 0; font-size: 16px; }
  .nav-cta { display: none; }
  .page-hero { padding: 56px 0 48px; }
  .page-hero h1 { font-size: 34px; }
  .content-lede { padding: 64px 0; }
  .zigzag-item { grid-template-columns: 1fr; gap: 28px; margin-bottom: 56px; }
  .zigzag-item.reversed .zigzag-media { order: 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .process-section { padding: 64px 0; }
  .faq-section { padding: 64px 0; }
  .cta-section { padding: 60px 0; }
  .footer-grid { gap: 32px; }
}
@media (max-width: 480px) {
  .topbar-links { display: none; }
  .page-hero h1 { font-size: 28px; }
  .process-steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .category-links .container { gap: 8px; font-size: 13px; }
  .cta-buttons .btn { width: 100%; }
}

/* roulang page: category2 */
:root {
            --color-primary: #1F3A3F;
            --color-accent: #C19A6B;
            --color-paper: #F7F4EF;
            --color-mist: #E8E4DC;
            --color-ink: #16262A;
            --color-dark-title: #1A242B;
            --color-dark-body: #3D4A52;
            --color-dark-muted: #7A858B;
            --radius-card: 12px;
            --radius-btn: 8px;
            --shadow-card: 0 1px 4px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--color-paper);
            color: var(--color-dark-body);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }

        input {
            font-family: inherit;
        }

        /* 顶部信息条 */
        .topbar {
            height: 36px;
            background: var(--color-ink);
            color: rgba(255, 255, 255, 0.78);
            font-size: 12px;
        }
        .topbar a {
            transition: color 0.2s;
        }
        .topbar a:hover {
            color: #fff;
        }

        /* 主导航 */
        .main-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-mist);
            height: 72px;
        }
        .nav-inner {
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .brand-seal {
            width: 40px;
            height: 40px;
            border: 2px solid var(--color-accent);
            border-radius: 8px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 900;
            color: var(--color-primary);
            background: var(--color-paper);
            flex-shrink: 0;
        }
        .brand-text {
            font-size: 20px;
            font-weight: 900;
            letter-spacing: 0.05em;
            color: var(--color-dark-title);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-link {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-dark-body);
            padding: 8px 2px;
            transition: color 0.2s;
        }
        .nav-link:hover {
            color: var(--color-primary);
        }
        .nav-link.active {
            color: var(--color-primary);
            font-weight: 700;
        }
        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            height: 3px;
            border-radius: 2px;
            background: var(--color-accent);
        }
        .nav-cta-wrap {
            display: flex;
            align-items: center;
            gap: 14px;
        }
        .nav-cta {
            height: 40px;
            padding: 0 22px;
            font-size: 14px;
        }

        /* 汉堡按钮 */
        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: var(--color-paper);
        }
        .nav-toggle span {
            width: 20px;
            height: 2px;
            background: var(--color-dark-title);
            border-radius: 2px;
            transition: transform 0.3s, opacity 0.3s;
        }
        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }
        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* 按钮 */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 700;
            transition: all 0.2s;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .btn-gold {
            background: var(--color-accent);
            color: var(--color-dark-title);
        }
        .btn-gold:hover {
            background: #A9854F;
            box-shadow: 0 4px 12px rgba(193, 154, 107, 0.35);
        }
        .btn-gold:active {
            background: #8F6F3F;
        }
        .btn-gold:focus-visible {
            outline: none;
            box-shadow: 0 0 0 2px rgba(193, 154, 107, 0.4);
        }
        .btn-outline-primary {
            border: 1.5px solid var(--color-primary);
            color: var(--color-primary);
            background: transparent;
        }
        .btn-outline-primary:hover {
            background: rgba(31, 58, 63, 0.05);
        }
        .btn-outline-white {
            border: 1.5px solid rgba(255, 255, 255, 0.85);
            color: #fff;
            background: transparent;
        }
        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.08);
            border-color: #fff;
        }

        /* 页面头部 */
        .page-hero {
            position: relative;
            background: var(--color-paper);
            padding: 56px 0 64px;
        }
        .page-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: repeating-linear-gradient(45deg, transparent, transparent 10px, rgba(193, 154, 107, 0.045) 10px, rgba(193, 154, 107, 0.045) 20px);
            pointer-events: none;
        }
        .page-hero .container {
            position: relative;
            z-index: 1;
        }
        .breadcrumb {
            font-size: 13px;
            color: var(--color-dark-muted);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb a {
            transition: color 0.2s;
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .sep {
            color: #b8b2aa;
        }

        /* 区块标题 */
        .section-tag {
            display: inline-block;
            background: var(--color-mist);
            color: var(--color-dark-muted);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.1em;
            padding: 4px 14px;
            border-radius: 999px;
        }
        .section-title {
            font-size: 32px;
            font-weight: 900;
            color: var(--color-dark-title);
            margin-top: 12px;
            line-height: 1.3;
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--color-dark-muted);
            margin-top: 8px;
        }

        /* 图文交错 */
        .zigzag-row {
            display: flex;
            align-items: center;
            gap: 48px;
        }
        .zigzag-text {
            flex: 0 0 44%;
        }
        .zigzag-image {
            flex: 1;
            border-radius: 12px;
            overflow: hidden;
            aspect-ratio: 16 / 10;
            box-shadow: var(--shadow-card);
            background: var(--color-mist);
        }
        .zigzag-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s;
        }
        .zigzag-image:hover img {
            transform: scale(1.03);
        }
        .zigzag-tags {
            display: flex;
            gap: 8px;
            margin-bottom: 14px;
        }
        .zigzag-tags .tag {
            background: var(--color-mist);
            color: var(--color-dark-muted);
            font-size: 12px;
            padding: 3px 12px;
            border-radius: 999px;
            letter-spacing: 0.04em;
        }

        /* 时间线 */
        .timeline {
            max-width: 640px;
            margin: 0 auto;
        }
        .timeline-item {
            position: relative;
            padding-left: 44px;
            padding-bottom: 40px;
        }
        .timeline-item:last-child {
            padding-bottom: 0;
        }
        .timeline-item::before {
            content: '';
            position: absolute;
            left: 17px;
            top: 34px;
            bottom: 0;
            width: 2px;
            background: rgba(232, 228, 220, 0.35);
        }
        .timeline-item:last-child::before {
            display: none;
        }
        .timeline-dot {
            position: absolute;
            left: 10px;
            top: 4px;
            width: 16px;
            height: 16px;
            border-radius: 50%;
            background: var(--color-accent);
            border: 3px solid #fff;
            box-shadow: 0 0 0 1px var(--color-accent);
            z-index: 1;
        }
        .timeline-step {
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.12em;
            color: var(--color-accent);
            text-transform: uppercase;
        }
        .timeline-item h3 {
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-top: 4px;
        }
        .timeline-item p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 8px;
            line-height: 1.7;
        }

        /* FAQ */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .faq-item {
            background: #fff;
            border: 1px solid var(--color-mist);
            border-radius: 12px;
            padding: 0;
            transition: box-shadow 0.25s;
        }
        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 700;
            color: var(--color-dark-title);
            text-align: left;
            background: none;
            border-radius: 12px;
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            font-weight: 400;
            line-height: 1;
            transition: transform 0.3s;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }
        .faq-answer-inner {
            padding: 0 24px 20px;
            font-size: 14px;
            line-height: 1.8;
            color: var(--color-dark-body);
        }

        /* CTA 区 */
        .cta-zone {
            position: relative;
            background: var(--color-primary);
            background-image: repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.03) 12px, transparent 12px, transparent 24px);
            padding: 72px 0;
            text-align: center;
        }
        .cta-zone h2 {
            font-size: 32px;
            font-weight: 900;
            color: #fff;
            line-height: 1.35;
        }
        .cta-zone p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            margin-top: 12px;
        }

        /* 内部链接 */
        .inner-links {
            background: var(--color-paper);
            padding: 28px 0;
            border-top: 1px solid var(--color-mist);
            text-align: center;
            font-size: 14px;
            color: var(--color-dark-muted);
        }
        .inner-links a {
            color: var(--color-primary);
            font-weight: 600;
            margin: 0 10px;
            transition: color 0.2s;
        }
        .inner-links a:hover {
            color: var(--color-accent);
        }
        .inner-links .divider {
            color: #c9c3bc;
            margin: 0 2px;
        }

        /* 页脚 */
        .main-footer {
            background: var(--color-ink);
            color: rgba(255, 255, 255, 0.7);
            border-top: 1px solid var(--color-accent);
            padding: 56px 0 24px;
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-brand .brand-row {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 13px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 10px;
        }
        .footer-col h4 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 0.04em;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 10px;
        }
        .footer-col a {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            transition: color 0.2s;
        }
        .footer-col a:hover {
            color: var(--color-accent);
        }
        .footer-text {
            font-size: 13px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s;
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }

        @media (max-width: 767px) {
            .nav-cta {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .main-nav {
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--color-mist);
                flex-direction: column;
                align-items: stretch;
                padding: 16px 24px 24px;
                gap: 2px;
                display: none;
                box-shadow: 0 16px 32px rgba(0, 0, 0, 0.1);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav .nav-link {
                padding: 12px 0;
                font-size: 16px;
                border-bottom: 1px solid #f0ede8;
            }
            .main-nav .nav-link:last-child {
                border-bottom: none;
            }
            .main-nav .nav-link.active::after {
                left: 0;
                width: 40px;
            }
            .page-hero {
                padding: 40px 0 48px;
            }
            .section-title {
                font-size: 26px;
            }
            .zigzag-row {
                flex-direction: column !important;
                gap: 24px;
            }
            .zigzag-text {
                flex: none;
                width: 100%;
            }
            .zigzag-image {
                width: 100%;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: 15px;
            }
            .faq-answer-inner {
                padding: 0 18px 16px;
            }
            .timeline-item {
                padding-left: 36px;
            }
            .cta-zone h2 {
                font-size: 26px;
            }
            .topbar .topbar-links {
                display: none;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .brand-text {
                font-size: 18px;
            }
            .page-hero .breadcrumb {
                font-size: 12px;
            }
            .btn {
                padding: 0 18px;
                font-size: 13px;
            }
        }

/* roulang page: category3 */
:root {
    --ink-dark: #16262A;
    --primary: #1F3A3F;
    --accent: #C19A6B;
    --accent-dark: #A9854F;
    --accent-active: #8F6F3F;
    --bg-paper: #F7F4EF;
    --bg-muted: #E8E4DC;
    --text-heading: #1A242B;
    --text-body: #3D4A52;
    --text-muted: #7A858B;
    --radius-card: 12px;
    --radius-btn: 8px;
    --shadow-card: 0 1px 4px rgba(0, 0, 0, 0.06);
    --shadow-hover: 0 8px 24px rgba(0, 0, 0, 0.12);
    --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  }

  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: var(--font-main);
    background: var(--bg-paper);
    color: var(--text-body);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }
  a { color: inherit; text-decoration: none; transition: color .2s ease, opacity .2s ease; }
  img { display: block; max-width: 100%; height: auto; }
  button, input { font-family: inherit; }
  ul, ol { list-style: none; }

  .c-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
  }

  /* ===== 顶部信息条 ===== */
  .topbar {
    background: var(--ink-dark);
    height: 36px;
  }
  .topbar a { color: rgba(255, 255, 255, 0.72); font-size: 12px; line-height: 36px; transition: color .2s; }
  .topbar a:hover { color: var(--accent); }
  .topbar-right { display: flex; gap: 28px; }
  @media (max-width: 480px) {
    .topbar-right { display: none; }
  }

  /* ===== 主导航 ===== */
  .main-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(247, 244, 239, 0.92);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid transparent;
    transition: box-shadow .3s, border-color .3s;
  }
  .main-header.scrolled {
    border-bottom-color: var(--bg-muted);
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
  }
  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
  }
  .brand { display: flex; align-items: center; gap: 10px; }
  .brand-seal {
    width: 36px;
    height: 36px;
    border: 2px solid var(--accent);
    border-radius: 9px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    color: var(--accent);
    font-size: 18px;
    background: transparent;
    flex-shrink: 0;
  }
  .brand-text {
    font-weight: 800;
    letter-spacing: 0.05em;
    color: var(--text-heading);
    font-size: 20px;
    white-space: nowrap;
  }
  .main-nav { display: flex; align-items: center; gap: 34px; }
  .nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-body);
    padding: 8px 2px;
    position: relative;
    transition: color .2s;
  }
  .nav-link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    border-radius: 2px;
    transition: width .3s ease;
  }
  .nav-link:hover { color: var(--primary); }
  .nav-link:hover::after { width: 100%; }
  .nav-link.active { color: var(--primary); font-weight: 700; }
  .nav-link.active::after { width: 100%; }
  .nav-cta-wrap { display: flex; align-items: center; gap: 18px; }
  .nav-cta { display: inline-flex; }
  .nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
  }
  .nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-heading);
    border-radius: 2px;
    transition: all .3s ease;
  }
  @media (max-width: 767px) {
    .main-nav {
      position: absolute;
      top: 100%;
      left: 0;
      right: 0;
      flex-direction: column;
      align-items: stretch;
      gap: 0;
      background: var(--bg-paper);
      padding: 12px 24px 20px;
      box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
      border-bottom: 1px solid var(--bg-muted);
      transform: translateY(-12px);
      opacity: 0;
      visibility: hidden;
      transition: all .3s ease;
      z-index: 40;
    }
    .main-nav.open {
      transform: translateY(0);
      opacity: 1;
      visibility: visible;
    }
    .main-nav a {
      padding: 14px 0;
      font-size: 16px;
      border-bottom: 1px solid rgba(232, 228, 220, 0.6);
    }
    .main-nav a:last-child { border-bottom: none; }
    .nav-cta { display: none; }
    .nav-toggle { display: flex; }
  }

  /* ===== 按钮 ===== */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 26px;
    border-radius: var(--radius-btn);
    font-weight: 700;
    font-size: 15px;
    line-height: 1.4;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all .2s ease;
    text-align: center;
  }
  .btn-gold {
    background: var(--accent);
    color: var(--ink-dark);
    border-color: transparent;
  }
  .btn-gold:hover {
    background: var(--accent-dark);
    box-shadow: 0 4px 12px rgba(193, 154, 107, 0.35);
    transform: translateY(-1px);
  }
  .btn-gold:active {
    background: var(--accent-active);
    transform: translateY(0);
  }
  .btn-gold:focus-visible {
    outline: 2px solid rgba(193, 154, 107, 0.4);
    outline-offset: 2px;
  }
  .btn-outline {
    border-color: var(--primary);
    color: var(--primary);
    background: transparent;
  }
  .btn-outline:hover {
    background: rgba(31, 58, 63, 0.05);
    border-color: var(--primary);
  }
  .btn-outline:focus-visible {
    outline: 2px solid rgba(31, 58, 63, 0.3);
    outline-offset: 2px;
  }
  .btn-outline-light {
    border-color: rgba(255, 255, 255, 0.75);
    color: #fff;
    background: transparent;
    min-width: 180px;
  }
  .btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: #fff;
  }
  .btn-outline-light:focus-visible {
    outline: 2px solid rgba(255, 255, 255, 0.4);
    outline-offset: 2px;
  }

  /* ===== 分类页 Hero ===== */
  .cat-hero {
    background-color: var(--bg-paper);
    background-image: repeating-linear-gradient(45deg, rgba(193, 154, 107, 0.045) 0px, rgba(193, 154, 107, 0.045) 1px, transparent 1px, transparent 14px);
    padding: 88px 0 76px;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid var(--bg-muted);
  }
  .cat-eyebrow {
    display: inline-block;
    background: var(--accent);
    color: var(--ink-dark);
    font-size: 12px;
    font-weight: 700;
    padding: 5px 18px;
    border-radius: 999px;
    letter-spacing: 0.12em;
  }
  .cat-hero h1 {
    font-size: 34px;
    font-weight: 900;
    color: var(--text-heading);
    line-height: 1.3;
    letter-spacing: 0.02em;
  }
  .cat-desc {
    max-width: 660px;
    margin: 18px auto 0;
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.9;
  }

  /* ===== 内容区（之字形）===== */
  .kicker {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: var(--accent-dark);
    letter-spacing: 0.18em;
    margin-bottom: 16px;
    text-transform: none;
  }
  .zigzag-text h2 {
    font-size: 26px;
    font-weight: 800;
    color: var(--text-heading);
    line-height: 1.45;
    margin-bottom: 20px;
  }
  .zigzag-text p {
    font-size: 15px;
    line-height: 1.95;
    color: var(--text-body);
  }
  .zigzag-media {
    position: relative;
    border-radius: var(--radius-card);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: box-shadow .3s ease, transform .3s ease;
  }
  .zigzag-media:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
  }
  .zigzag-media img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
  }

  /* ===== 特性条带 ===== */
  .feature-strip {
    background: #fff;
    border-top: 1px solid var(--bg-muted);
    border-bottom: 1px solid var(--bg-muted);
    padding: 72px 0;
  }
  .feature-card {
    background: var(--bg-paper);
    border: 1px solid var(--bg-muted);
    border-radius: var(--radius-card);
    padding: 32px;
    transition: box-shadow .3s ease, transform .3s ease;
  }
  .feature-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-2px);
  }
  .feature-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(193, 154, 107, 0.16);
    color: var(--accent-dark);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
  }
  .feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-heading);
    margin-bottom: 10px;
    line-height: 1.5;
  }
  .feature-card p {
    font-size: 14px;
    line-height: 1.85;
    color: var(--text-muted);
  }

  /* ===== FAQ ===== */
  .faq-section {
    padding: 88px 0;
  }
  .faq-item {
    background: #fff;
    border: 1px solid var(--bg-muted);
    border-radius: var(--radius-card);
    overflow: hidden;
    transition: box-shadow .3s ease, border-color .3s ease;
  }
  .faq-item.active {
    box-shadow: var(--shadow-card);
    border-color: rgba(193, 154, 107, 0.35);
  }
  .faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 22px 24px;
    background: none;
    border: none;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-heading);
    cursor: pointer;
    text-align: left;
    gap: 16px;
    transition: color .2s;
  }
  .faq-question:hover { color: var(--accent-dark); }
  .faq-icon {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    background: var(--primary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    line-height: 1;
    flex-shrink: 0;
    transition: transform .3s ease, background .3s ease;
    font-weight: 400;
  }
  .faq-item.active .faq-icon {
    transform: rotate(45deg);
    background: var(--accent);
    color: var(--ink-dark);
  }
  .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height .3s ease;
  }
  .faq-answer p {
    padding: 0 24px 24px;
    color: var(--text-muted);
    font-size: 14px;
    line-height: 1.85;
  }

  /* ===== 行动尾区与内部链接 ===== */
  .action-panel {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    padding-bottom: 56px;
  }
  .internal-links {
    padding-bottom: 88px;
    text-align: center;
    font-size: 15px;
  }
  .internal-links .label {
    color: var(--text-muted);
    margin-right: 6px;
  }
  .internal-links a {
    color: var(--primary);
    font-weight: 600;
    margin: 0 10px;
    transition: color .2s;
  }
  .internal-links a:hover { color: var(--accent-dark); }
  .internal-links a.current { color: var(--accent-dark); }
  .internal-links .sep { color: var(--bg-muted); }

  /* ===== CTA ===== */
  .cta-band {
    background-color: var(--primary);
    background-image: repeating-linear-gradient(45deg, rgba(255, 255, 255, 0.03) 0px, rgba(255, 255, 255, 0.03) 1px, transparent 1px, transparent 14px);
    padding: 84px 0;
    text-align: center;
    color: #fff;
  }
  .cta-band h2 {
    font-size: 28px;
    font-weight: 800;
    line-height: 1.4;
    color: #fff;
  }
  .cta-band p {
    max-width: 620px;
    margin: 18px auto 32px;
    color: rgba(255, 255, 255, 0.76);
    font-size: 15px;
    line-height: 1.9;
  }

  /* ===== 页脚 ===== */
  .main-footer {
    background: var(--ink-dark);
    color: rgba(255, 255, 255, 0.72);
    padding-top: 64px;
  }
  .main-footer .brand-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
  }
  .main-footer .brand-seal {
    border-color: var(--accent);
    color: var(--accent);
  }
  .main-footer .brand-text {
    color: #fff;
  }
  .main-footer .footer-brand p {
    font-size: 14px;
    line-height: 1.85;
    color: rgba(255, 255, 255, 0.6);
    max-width: 300px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }
  .footer-col h4 {
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 18px;
  }
  .footer-col ul li { margin-bottom: 10px; }
  .footer-col ul a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    transition: color .2s;
  }
  .footer-col ul a:hover { color: var(--accent); }
  .footer-text {
    font-size: 13px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.5);
  }
  .footer-bottom {
    padding: 24px 0;
    text-align: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.42);
  }
  .footer-bottom a { color: rgba(255, 255, 255, 0.5); }
  .footer-bottom a:hover { color: var(--accent); }
  @media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 767px) {
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .cat-hero { padding: 64px 0 56px; }
    .cat-hero h1 { font-size: 28px; }
    .cta-band h2 { font-size: 24px; }
    .zigzag-text h2 { font-size: 22px; }
  }
  @media (max-width: 480px) {
    .footer-grid { gap: 28px; }
    .faq-question { font-size: 14px; padding: 20px 18px; }
    .faq-answer p { padding: 0 18px 20px; }
  }