/* roulang page: index */
*,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        :root {
            --bg-page: #F4F0E8;
            --bg-alt: #E8EFEA;
            --bg-dark: #0B1C15;
            --bg-dark-soft: #0D261B;
            --primary-700: #0B3B2A;
            --primary-600: #15503B;
            --primary-500: #1F6D4E;
            --accent-400: #C6A664;
            --accent-300: #E1CFA3;
            --gold-line: #D8C39B;
            --text-strong: #14211A;
            --text-main: #26332C;
            --text-muted: #6A7A71;
            --text-placeholder: #A6B2AA;
            --border-line: #DDD6C6;
            --shadow-card: 0 10px 30px rgba(24, 46, 34, .06);
            --shadow-hover: 0 18px 40px rgba(24, 46, 34, .12);
            --radius-card: 14px;
            --radius-btn: 6px;
            --radius-img: 10px;
            --radius-badge: 999px;
            --max-width: 1280px;
            --font-head: "Noto Serif SC", "Source Han Serif SC", SimSun, serif;
            --font-body: "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --transition-base: all .3s ease;
            --success-color: #2F7D4F;
            --error-color: #A04444;
            --tag-bg: #F0EAE0;
        }

        html {
            scroll-behavior: smooth;
            overflow-x: hidden;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            background: var(--bg-page);
            color: var(--text-main);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
            width: 100%;
        }

        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition-base);
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        button {
            cursor: pointer;
            border: none;
        }

        .container {
            width: min(var(--max-width), 92%);
            margin: 0 auto;
        }

        .clearfix::after {
            content: "";
            display: table;
            clear: both;
        }

        .skip-link {
            position: absolute;
            left: -999px;
            top: 8px;
            background: var(--primary-700);
            color: #fff;
            padding: 10px 16px;
            z-index: 10000;
            border-radius: var(--radius-btn);
        }
        .skip-link:focus {
            left: 8px;
        }

        :focus-visible {
            outline: 2px solid var(--accent-400);
            outline-offset: 2px;
        }

        /* ======= 双层导航 ======= */
        .site-header {
            background: var(--bg-page);
            border-bottom: 1px solid rgba(0, 0, 0, .05);
            position: relative;
            width: 100%;
            z-index: 999;
        }

        .header-top {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 74px;
            gap: 24px;
            padding: 12px 0;
        }

        .logo-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: var(--bg-dark);
            color: var(--accent-300);
            border-radius: 8px;
            font-size: 18px;
            font-weight: 700;
            flex: 0 0 36px;
        }

        .logo-text {
            font-family: var(--font-head);
            font-size: 22px;
            font-weight: 700;
            color: var(--text-strong);
            line-height: 1.3;
            letter-spacing: .5px;
            white-space: nowrap;
        }

        .logo-text span {
            color: var(--accent-400);
            font-weight: 800;
        }

        .header-tools {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }

        .header-search {
            display: flex;
            align-items: center;
            background: #fff;
            border: 1px solid var(--border-line);
            border-radius: var(--radius-btn);
            overflow: hidden;
            height: 40px;
            max-width: 260px;
            transition: var(--transition-base);
        }

        .header-search:focus-within {
            border-color: var(--accent-400);
            box-shadow: 0 0 0 3px rgba(198, 166, 100, .15);
        }

        .header-search input {
            background: transparent;
            border: none;
            padding: 0 10px;
            font-size: 14px;
            color: var(--text-main);
            width: 100%;
        }
        .header-search input::placeholder {
            color: var(--text-placeholder);
        }
        .header-search input:focus {
            outline: none;
        }

        .header-search button {
            background: transparent;
            border: none;
            padding: 8px 12px;
            display: flex;
            align-items: center;
            color: var(--primary-600);
            transition: var(--transition-base);
        }
        .header-search button:hover {
            color: var(--accent-400);
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            height: 40px;
            padding: 0 20px;
            background: var(--primary-700);
            color: #fff;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .header-cta:hover {
            background: var(--primary-500);
            color: #fff;
            transform: translateY(-1px);
        }

        .nav-row {
            background: transparent;
            border-top: 1px solid rgba(0, 0, 0, .03);
        }

        .nav-channel {
            display: flex;
            align-items: center;
            gap: 4px;
            overflow-x: auto;
            scrollbar-width: none;
            -webkit-overflow-scrolling: touch;
            padding: 6px 0;
            min-height: 50px;
        }
        .nav-channel::-webkit-scrollbar {
            display: none;
        }

        .nav-channel .nav-link {
            display: inline-block;
            padding: 10px 18px;
            white-space: nowrap;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            border-radius: 999px;
            border-bottom: 2px solid transparent;
            transition: var(--transition-base);
        }

        .nav-channel .nav-link:hover {
            color: var(--primary-600);
            background: rgba(21, 80, 59, .06);
        }

        .nav-channel .nav-link.active {
            color: var(--primary-700);
            font-weight: 700;
            border-bottom-color: var(--accent-400);
            background: rgba(198, 166, 100, .08);
        }

        .nav-sticky .sticky-inner {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            background: var(--bg-page);
            border-bottom: 1px solid var(--border-line);
            box-shadow: 0 8px 24px rgba(24, 46, 34, .05);
            z-index: 1000;
        }

        .site-header.nav-sticky {
            position: relative;
        }

        /* ========= Hero ========= */
        .hero-section {
            background: var(--bg-dark);
            color: #fff;
            position: relative;
            overflow: hidden;
            padding: 120px 0 80px;
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            opacity: .3;
            z-index: 1;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(11, 28, 21, .92) 0%, rgba(11, 35, 26, .72) 60%, rgba(11, 28, 21, .55) 100%);
            z-index: 2;
        }

        .hero-inner {
            position: relative;
            z-index: 5;
            max-width: 780px;
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            letter-spacing: 2px;
            font-weight: 500;
            color: var(--accent-300);
            text-transform: uppercase;
            border: 1px solid rgba(216, 195, 155, .4);
            padding: 5px 14px;
            border-radius: var(--radius-badge);
            margin-bottom: 28px;
        }

        .hero-title {
            font-family: var(--font-head);
            font-size: clamp(38px, 5.6vw, 68px);
            font-weight: 700;
            line-height: 1.12;
            margin: 0 0 8px;
            color: #fff;
            letter-spacing: 2px;
        }

        .hero-title .gold-letter {
            color: var(--accent-400);
        }

        .hero-sub {
            font-size: clamp(16px, 2vw, 19px);
            font-weight: 400;
            line-height: 1.7;
            color: rgba(255, 255, 255, .88);
            max-width: 660px;
            margin: 18px 0 32px;
            letter-spacing: .5px;
        }

        .hero-divider {
            width: 100%;
            max-width: 180px;
            height: 1px;
            background: linear-gradient(90deg, var(--accent-400), transparent);
            margin-bottom: 24px;
        }

        .hero-search-box {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, .1);
            border: 1px solid rgba(255, 255, 255, .2);
            border-radius: 8px;
            padding: 4px 4px 4px 18px;
            max-width: 520px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            gap: 10px;
            transition: var(--transition-base);
        }

        .hero-search-box:focus-within {
            border-color: var(--accent-400);
            box-shadow: 0 0 0 3px rgba(198, 166, 100, .1);
        }

        .hero-search-box input {
            background: transparent;
            border: none;
            flex: 1;
            padding: 12px 0;
            color: #fff;
            font-size: 15px;
            min-width: 0;
            width: 100%;
        }

        .hero-search-box input::placeholder {
            color: rgba(255, 255, 255, .55);
        }

        .hero-search-box input:focus {
            outline: none;
        }

        .hero-search-box button {
            background: var(--accent-400);
            border: none;
            color: #14211A;
            font-weight: 700;
            padding: 10px 24px;
            border-radius: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 15px;
            white-space: nowrap;
            transition: var(--transition-base);
        }

        .hero-search-box button:hover {
            background: var(--accent-300);
        }

        .hero-meta {
            display: flex;
            gap: 28px;
            margin-top: 40px;
            flex-wrap: wrap;
        }

        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
        }

        .hero-meta-item svg {
            width: 18px;
            height: 18px;
            stroke: var(--accent-300);
        }

        /* ===== 指标看板 ===== */
        .metrics-band {
            background: var(--bg-page);
            padding: 30px 0 20px;
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            margin: 0;
            padding: 0;
            list-style: none;
        }

        .metric-item {
            padding: 28px 24px;
            border: 1px solid var(--border-line);
            border-radius: var(--radius-card);
            background: #fff;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }
        .metric-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .metric-number {
            font-family: var(--font-head);
            font-size: clamp(28px, 3.4vw, 42px);
            font-weight: 700;
            color: var(--primary-700);
            line-height: 1.2;
            font-variant-numeric: tabular-nums;
            display: block;
            margin-bottom: 4px;
        }

        .metric-number sup {
            font-size: 18px;
            color: var(--accent-400);
            margin-left: 2px;
        }

        .metric-label {
            font-size: 14px;
            color: var(--text-muted);
            letter-spacing: .3px;
            line-height: 1.5;
        }

        @media(max-width: 900px) {
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        /* ===== 服务矩阵 ===== */
        .section-block {
            clear: both;
            padding: 90px 0 0;
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 36px;
            flex-wrap: wrap;
            gap: 16px;
        }

        .section-heading {
            font-family: var(--font-head);
            font-size: clamp(28px, 3.4vw, 42px);
            line-height: 1.2;
            color: var(--text-strong);
            font-weight: 700;
            margin: 0 0 6px;
        }

        .section-sub {
            color: var(--text-muted);
            font-size: 16px;
            max-width: 600px;
            line-height: 1.6;
            margin: 10px 0 0;
        }

        .section-link {
            font-size: 15px;
            font-weight: 600;
            color: var(--primary-600);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            white-space: nowrap;
        }

        .section-link:hover {
            color: var(--accent-400);
        }

        .service-grid {
            display: grid;
            grid-template-columns: 1fr 1.4fr;
            grid-auto-rows: minmax(240px, auto);
            gap: 24px;
        }

        .service-card {
            background: #fff;
            border: 1px solid var(--border-line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            position: relative;
            transition: var(--transition-base);
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .service-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .service-card .cover {
            width: 100%;
            min-height: 220px;
            object-fit: cover;
            display: block;
            position: relative;
        }

        .service-card .card-content {
            padding: 28px 24px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .service-card .card-title {
            font-family: var(--font-head);
            font-size: 21px;
            font-weight: 700;
            color: var(--text-strong);
            margin-bottom: 10px;
            line-height: 1.4;
        }

        .service-card .card-desc {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            margin: 10px 0 0;
            flex: 1;
        }

        .card-tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 12px;
        }

        .tag-mini {
            font-size: 12px;
            padding: 3px 12px;
            border-radius: var(--radius-badge);
            background: var(--tag-bg);
            color: var(--primary-600);
            border: 1px solid transparent;
        }

        .tag-mini.gold-tag {
            background: transparent;
            border-color: rgba(198, 166, 100, .4);
            color: #8a6d2f;
        }

        .service-sm-card {
            background: #fff;
            border: 1px solid var(--border-line);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 24px;
            display: flex;
            gap: 20px;
            transition: var(--transition-base);
            align-items: flex-start;
        }

        .service-sm-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }

        .service-sm-grid {
            display: grid;
            grid-template-rows: repeat(2, 1fr);
            gap: 24px;
        }

        .service-icon {
            width: 48px;
            height: 48px;
            flex: 0 0 48px;
            border-radius: 12px;
            background: var(--bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-600);
        }

        .service-icon svg {
            width: 22px;
            height: 22px;
        }
        .sm-card-title {
            font-weight: 700;
            font-size: 16px;
            margin: 0 0 6px;
            color: var(--text-strong);
        }
        .sm-card-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        @media(max-width: 900px) {
            .service-grid {
                grid-template-columns: 1fr;
            }
            .service-sm-grid {
                grid-template-rows: 1fr 1fr;
            }
        }

        .service-card .cover-img-wrap {
            display: block;
            width: 100%;
            min-height: 240px;
            max-height: 280px;
            overflow: hidden;
        }
        .service-card .cover-img-wrap img {
            width: 100%;
            height: auto;
            min-height: 240px;
            object-fit: cover;
        }

        /* ===== 结果对比 ===== */
        .compare-section {
            background: var(--bg-alt);
            padding: 70px 0;
            margin-top: 90px;
        }

        .compare-wrapper {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            align-items: stretch;
        }

        .compare-col {
            padding: 36px 34px;
            border-radius: var(--radius-card);
        }

        .compare-old {
            background: rgba(255, 255, 255, .45);
            border: 1px solid rgba(0, 0, 0, .05);
        }

        .compare-new {
            background: var(--bg-dark);
            border-left: 4px solid var(--accent-400);
            color: #fff;
            position: relative;
        }

        .compare-title {
            font-family: var(--font-head);
            font-size: 20px;
            font-weight: 700;
            margin: 0 0 20px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .compare-title span {
            font-size: 18px;
        }

        .compare-row {
            padding: 12px 0;
            border-bottom: 1px solid rgba(0, 0, 0, .06);
            font-size: 14px;
            line-height: 1.6;
            color: var(--text-muted);
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .compare-new .compare-row {
            border-bottom-color: rgba(255, 255, 255, .1);
            color: rgba(255, 255, 255, .82);
        }

        .compare-row svg {
            width: 18px;
            height: 18px;
            flex: 0 0 18px;
            margin-top: 4px;
        }

        .compare-col .compare-note {
            font-size: 13px;
            margin-top: 16px;
            opacity: .7;
            font-style: normal;
        }

        @media(max-width: 768px) {
            .compare-wrapper {
                grid-template-columns: 1fr;
            }
            .section-block {
                padding-top: 60px;
            }
        }

        /* ===== 最新动态资讯 ===== */
        .latest-section {
            padding: 80px 0 0;
        }

        .latest-wrapper {
            display: grid;
            grid-template-columns: 1.3fr 1fr;
            gap: 30px;
            align-items: start;
        }

        .latest-feature {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-line);
            cursor: pointer;
            transition: var(--transition-base);
            display: block;
            background: #fff;
            height: 100%;
        }

        .latest-feature img {
            width: 100%;
            display: block;
            min-height: 280px;
            max-height: 338px;
            object-fit: cover;
        }

        .feature-text {
            padding: 24px 28px;
        }

        .feature-text .post-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
            font-size: 13px;
        }

        .badge-cate {
            background: var(--bg-dark);
            color: var(--accent-300);
            padding: 3px 12px;
            border-radius: var(--radius-badge);
            font-size: 12px;
            font-weight: 500;
        }
        .badge-date {
            color: var(--text-muted);
        }

        .feature-text h3 {
            font-family: var(--font-head);
            font-size: 21px;
            line-height: 1.5;
            margin: 0 0 8px;
            color: var(--text-strong);
        }

        .feature-text p {
            font-size: 14px;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.7;
        }

        .latest-list {
            display: flex;
            flex-direction: column;
        }

        .latest-li {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            background: #fff;
            border: 1px solid var(--border-line);
            border-radius: var(--radius-card);
            padding: 18px 18px;
            margin-bottom: 12px;
            transition: var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .latest-li:hover {
            box-shadow: var(--shadow-hover);
            transform: translateX(3px);
        }

        .latest-li-info {
            flex: 1;
            min-width: 0;
        }

        .latest-li-info .li-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-strong);
            line-height: 1.5;
            margin: 0 0 6px;
            display: block;
        }

        .latest-li-info .li-desc {
            font-size: 13px;
            color: var(--text-muted);
            margin: 0 0 10px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .li-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-muted);
        }

        .li-arrow {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: var(--bg-alt);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-600);
            flex: 0 0 30px;
            transition: var(--transition-base);
        }

        .latest-li:hover .li-arrow {
            background: var(--primary-700);
            color: #fff;
        }

        .empty-cms-box {
            border: 2px dashed var(--gold-line);
            border-radius: var(--radius-card);
            padding: 40px 30px;
            text-align: center;
            color: var(--text-muted);
            font-size: 15px;
            background: rgba(255, 255, 255, .6);
            line-height: 2;
        }

        @media(max-width: 992px) {
            .latest-wrapper {
                grid-template-columns: 1fr;
            }
        }

        /* ===== CTA 深色块 ===== */
        .cta-band {
            background: var(--bg-dark);
            padding: 70px 0;
            margin-top: 90px;
            color: #fff;
        }

        .cta-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }

        .cta-heading {
            font-family: var(--font-head);
            font-size: clamp(24px, 3vw, 36px);
            line-height: 1.4;
            font-weight: 700;
            color: #fff;
            margin: 0 0 18px;
        }

        .cta-text {
            color: rgba(255, 255, 255, .78);
            line-height: 1.8;
            font-size: 16px;
            max-width: 460px;
        }

        .cta-list {
            list-style: none;
            padding: 0;
            margin: 24px 0 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .cta-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: rgba(255, 255, 255, .85);
        }

        .cta-list svg {
            width: 18px;
            height: 18px;
            stroke: var(--accent-400);
        }

        .cta-form {
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(216, 195, 155, .2);
            border-radius: var(--radius-card);
            padding: 36px 34px;
        }

        .form-header {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 24px;
            color: #fff;
            font-family: var(--font-head);
        }

        .form-group {
            margin-bottom: 22px;
        }
        .form-group label {
            display: block;
            font-size: 13px;
            font-weight: 500;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 4px;
            letter-spacing: .5px;
        }

        .form-field {
            width: 100%;
            background: transparent;
            border: none;
            border-bottom: 1px solid rgba(255, 255, 255, .3);
            padding: 8px 0;
            color: #fff;
            font-size: 15px;
            border-radius: 0;
            transition: var(--transition-base);
            appearance: none;
            -webkit-appearance: none;
        }

        .form-field:focus {
            outline: none;
            border-bottom-color: var(--accent-400);
            border-bottom-width: 1.5px;
        }

        .form-field::placeholder {
            color: rgba(255, 255, 255, .3);
        }

        select.form-field {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%23D8C39B' stroke-width='1.5' viewBox='0 0 24 24'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 0 center;
            background-size: 16px;
            padding-right: 26px;
            color: rgba(255, 255, 255, .8);
            cursor: pointer;
        }

        select.form-field option {
            background: var(--bg-dark);
            color: #fff;
        }

        textarea.form-field {
            resize: vertical;
            min-height: 60px;
        }

        .btn-submit {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            background: var(--accent-400);
            color: #14211A;
            font-weight: 700;
            font-size: 15px;
            padding: 0 32px;
            height: 48px;
            border-radius: var(--radius-btn);
            width: 100%;
            transition: var(--transition-base);
            margin-top: 14px;
        }

        .btn-submit:hover {
            background: var(--accent-300);
            transform: translateY(-2px);
        }

        @media(max-width: 900px) {
            .cta-inner {
                grid-template-columns: 1fr;
                gap: 36px;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 80px 0 0;
        }

        .faq-wrap {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border: 1px solid var(--border-line);
            border-radius: var(--radius-card);
            padding: 22px 28px;
            margin-bottom: 14px;
            transition: var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .faq-item[open] {
            box-shadow: var(--shadow-hover);
            border-color: rgba(198, 166, 100, .5);
        }

        .faq-item summary {
            font-weight: 600;
            font-size: 16px;
            cursor: pointer;
            position: relative;
            padding-right: 42px;
            color: var(--text-strong);
            list-style: none;
            line-height: 1.6;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: "+";
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 32px;
            height: 32px;
            border-radius: 50%;
            background: var(--bg-alt);
            color: var(--primary-600);
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 400;
            transition: var(--transition-base);
        }

        .faq-item[open] summary::after {
            content: "−";
            background: var(--primary-700);
            color: #fff;
        }

        .faq-item .answer {
            padding-top: 16px;
            margin-top: 12px;
            border-top: 1px solid var(--border-line);
            color: var(--text-muted);
            line-height: 1.8;
            font-size: 15px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            color: rgba(255, 255, 255, .82);
            margin-top: 80px;
            font-size: 14px;
        }

        .footer-main {
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            padding: 54px 0 34px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 36px;
        }

        .footer-brand {
            max-width: 380px;
        }

        .footer-brand .flogo {
            font-family: var(--font-head);
            font-weight: 700;
            font-size: 23px;
            color: #fff;
            margin-bottom: 12px;
        }
        .footer-brand .flogo span {
            color: var(--accent-400);
        }
        .footer-brand p {
            color: rgba(255, 255, 255, .55);
            line-height: 1.8;
            margin: 0;
            font-size: 14px;
        }

        .footer-title {
            font-size: 14px;
            font-weight: 700;
            color: #fff;
            text-transform: uppercase;
            letter-spacing: .5px;
            margin-bottom: 18px;
            font-family: var(--font-head);
        }

        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            transition: var(--transition-base);
            display: inline-block;
        }
        .footer-links a:hover {
            color: var(--accent-300);
            transform: translateX(3px);
        }

        .footer-contact li {
            display: flex;
            gap: 10px;
            margin-bottom: 12px;
            font-size: 14px;
            color: rgba(255, 255, 255, .58);
        }
        .footer-contact svg {
            width: 16px;
            height: 16px;
            flex: 0 0 16px;
            margin-top: 5px;
            color: var(--accent-400);
            fill: none;
            stroke: currentColor;
            stroke-width: 1.5;
        }

        .footer-bottom {
            padding: 16px 0;
            font-size: 13px;
            border-top: 1px solid rgba(255, 255, 255, .03);
            color: rgba(255, 255, 255, .35);
        }

        .footer-bottom-inner {
            display: flex;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, .35);
            margin: 0 8px;
            font-size: 13px;
        }
        .footer-bottom a:hover {
            color: var(--accent-300);
        }

        .footer-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
        }

        @media(max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-main {
                padding-top: 40px;
            }
            .footer-bottom-inner {
                flex-direction: column;
            }
        }

        /* ===== 通用按钮 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            justify-content: center;
            padding: 0 28px;
            height: 48px;
            background: var(--primary-700);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition-base);
            border: 1px solid var(--primary-700);
            min-width: 44px;
        }
        .btn-primary:hover {
            background: var(--primary-500);
            border-color: var(--primary-500);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            justify-content: center;
            padding: 0 28px;
            height: 48px;
            background: transparent;
            border: 1px solid var(--primary-600);
            color: var(--primary-600);
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            transition: var(--transition-base);
        }
        .btn-outline:hover {
            background: rgba(21, 80, 59, .08);
            border-color: var(--primary-700);
            color: var(--primary-700);
            transform: translateY(-2px);
        }

        .btn-light-gold {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--accent-400);
            color: var(--bg-dark);
            font-weight: 700;
            padding: 0 32px;
            height: 48px;
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
            justify-content: center;
        }
        .btn-light-gold:hover {
            background: var(--accent-300);
            transform: translateY(-2px);
            color: var(--bg-dark);
        }

        /* ===== 动效 ===== */
        .stat-incremental,
        .fade-up-enter {
            opacity: 0;
            transform: translateY(18px);
            transition: opacity .6s ease, transform .6s ease;
        }
        .stat-incremental.visible,
        .fade-up-enter.visible {
            opacity: 1;
            transform: translateY(0);
        }

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

        /* ===== 频道tab滚动 适配移动端 ===== */
        .mobile-overlay-btn {
            display: none;
        }

        /* 消息徽标 */
        .new-dot {
            background: var(--error-color);
            color: #fff;
        }

        /* 返回顶部 */
        .go-top {
            position: fixed;
            bottom: 32px;
            right: 32px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary-700);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, .3);
            display: flex;
            align-items: center;
            justify-content: center;
            z-index: 99;
            opacity: 0;
            visibility: hidden;
            transition: var(--transition-base);
            cursor: pointer;
            box-shadow: var(--shadow-card);
        }
        .go-top.show {
            opacity: 1;
            visibility: visible;
        }
        .go-top:hover {
            background: var(--primary-500);
            transform: translateY(-4px);
        }

        /* cms循环样式 */
        .cms-entry-link {
            color: inherit;
        }

        /* 图表 / 布局修复 */
        .section-gap {
            padding-bottom: 30px;
        }

        .grid-2-cols {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }

        .clearfix {
            clear: both;
        }

        /* 小屏适配 */
        @media (max-width: 576px) {
            .header-search {
                display: none;
            }
            .logo-text {
                font-size: 19px;
            }
            .header-cta {
                font-size: 13px;
                padding: 0 14px;
                height: 38px;
            }
            .nav-link {
                font-size: 14px;
            }
            .metric-number {
                font-size: 24px;
            }
            .mobile-only-icon {
                display: block;
            }
        }

        @media (min-width: 577px) {
            .mobile-only-icon {
                display: none;
            }
        }

        .service-link {
            display: inline-flex;
            margin-top: 12px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary-600);
            align-items: center;
            gap: 4px;
        }
        .service-link:hover {
            color: var(--accent-400);
            gap: 8px;
        }
        .service-link svg {
            width: 14px;
            height: 14px;
            fill: none;
            stroke: currentColor;
            stroke-width: 2;
        }

        .cover-frame {
            background: #EAE4D8;
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
        }

        /* 侧边关系 */
        .text-gold {
            color: var(--accent-400);
        }
        .text-primary-7 {
            color: var(--primary-700);
        }

        .section-header {
            align-items: center;
        }

        .feature-row {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
            margin-top: 24px;
        }

        @media(max-width: 992px) {
            .feature-row {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media(max-width: 600px) {
            .feature-row {
                grid-template-columns: 1fr;
            }
        }
        @media (min-width: 1280px) {
            .container {
                width: 1260px;
            }
        }

        /* logo 文字细节 */
        .logo-mark {
            font-family: var(--font-head);
            display: flex;
            font-weight: 800;
            line-height: 1;
        }

        /* 首页公告条 */
        .alert-line {
            background: linear-gradient(90deg, #f8f2e7, #efe7d8);
            border-bottom: 1px solid rgba(198, 166, 100, .2);
            padding: 9px 0;
            font-size: 13px;
            color: #6b5a3e;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        .screen-reader {
            position: absolute;
            width: 1px;
            height: 1px;
            clip: rect(0 0 0 0);
            overflow: hidden;
            white-space: nowrap;
        }

/* roulang page: article */
:root{
    --bg-page:#F4F0E8;
    --bg-alt:#E8EFEA;
    --bg-dark:#0D261B;
    --bg-deeper:#0B1C15;
    --primary-700:#0B3B2A;
    --primary-600:#15503B;
    --primary-500:#1F6D4E;
    --accent-400:#C6A664;
    --accent-300:#E1CFA3;
    --gold-line:#D8C39B;
    --text-strong:#14211A;
    --text-body:#26332C;
    --text-secondary:#6A7A71;
    --text-placeholder:#A6B2AA;
    --border-line:#DDD6C6;
    --shadow-card:0 10px 30px rgba(24,46,34,.06);
    --shadow-hover:0 18px 40px rgba(24,46,34,.12);
    --font-title:"Noto Serif SC","Source Han Serif SC","Songti SC",SimSun,serif;
    --font-body:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
    --radius-btn:6px;
    --radius-card:14px;
    --radius-img:10px;
    --radius-pill:999px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
    background:var(--bg-page);
    color:var(--text-body);
    font-family:var(--font-body);
    font-size:16px;
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background .2s ease}
button{font-family:inherit;border:none;background:none;cursor:pointer}
input,textarea,select{
    font-family:inherit;
    font-size:inherit;
    color:var(--text-body);
    background:transparent;
}
ul,ol{list-style:none}
.container{
    width:min(1280px,100% - 40px);
    margin-inline:auto;
}
main{display:block}
address{font-style:normal}
h1,h2,h3,h4{
    font-family:var(--font-title);
    color:var(--text-strong);
    line-height:1.25;
    font-weight:700;
}
.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    min-height:44px;
    padding:0 26px;
    border-radius:var(--radius-btn);
    font-weight:600;
    font-size:15px;
    cursor:pointer;
    transition:background .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease;
}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{
    background:var(--primary-700);
    color:#fff;
    border:1px solid var(--primary-700);
}
.btn-primary:hover{
    background:var(--primary-500);
    border-color:var(--primary-500);
    box-shadow:0 10px 24px rgba(31,109,78,.18);
}
.btn-ghost{
    background:transparent;
    color:var(--primary-700);
    border:1px solid var(--primary-700);
}
.btn-ghost:hover{
    background:rgba(11,59,42,.08);
    border-color:var(--primary-600);
}
.btn-gold{
    background:var(--accent-400);
    color:var(--bg-deeper);
    border:1px solid var(--accent-400);
    font-weight:700;
}
.btn-gold:hover{
    background:var(--accent-300);
    border-color:var(--accent-300);
}
:focus-visible{
    outline:2px solid var(--accent-400);
    outline-offset:2px;
}

/* ========== 顶部双层导航 ========== */
.site-header{
    position:sticky;
    top:0;
    z-index:100;
    background:var(--bg-page);
    border-bottom:1px solid var(--border-line);
}
.header-top{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:28px;
    padding-block:14px 8px;
}
.brand{
    display:flex;
    align-items:center;
    gap:10px;
    flex:none;
}
.brand-mark{
    width:38px;
    height:38px;
    border:1px solid var(--gold-line);
    border-radius:50%;
    display:grid;
    place-items:center;
    background:rgba(198,166,100,.07);
}
.brand-mark svg{width:21px;height:21px;stroke:var(--primary-600);fill:none;stroke-width:1.6}
.brand-name{
    font-family:var(--font-title);
    font-size:25px;
    font-weight:700;
    color:var(--primary-700);
    letter-spacing:.5px;
    line-height:1.2;
    white-space:nowrap;
}
.brand-name span{
    color:var(--accent-400);
    font-weight:700;
    margin:0 2px;
}
.header-tools{
    display:flex;
    align-items:center;
    gap:16px;
    min-width:0;
}
.header-search{
    display:flex;
    align-items:center;
    gap:8px;
    border:1px solid var(--border-line);
    border-radius:var(--radius-btn);
    background:#fff;
    padding:0 14px;
    min-height:42px;
    width:280px;
    transition:border-color .2s ease,box-shadow .2s ease;
}
.header-search:focus-within{
    border-color:var(--accent-400);
    box-shadow:0 0 0 3px rgba(198,166,100,.12);
}
.header-search svg{
    width:17px;
    height:17px;
    fill:none;
    stroke:var(--text-placeholder);
    stroke-width:2;
    stroke-linecap:round;
    flex:none;
}
.header-search input{
    border:none;
    outline:none;
    width:100%;
    min-width:0;
    background:transparent;
    font-size:14px;
    color:var(--text-body);
}
.header-search input::placeholder{color:var(--text-placeholder)}
.header-cta{
    flex:none;
    display:inline-flex;
    align-items:center;
    gap:8px;
    min-height:42px;
    padding:0 18px;
    border-radius:var(--radius-btn);
    background:var(--bg-dark);
    color:#F6F1E6;
    font-size:14px;
    font-weight:600;
    transition:background .2s ease,color .2s ease;
}
.header-cta svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.header-cta:hover{background:var(--primary-500)}

.header-channel{
    border-top:1px solid rgba(221,214,198,.6);
    background:rgba(255,255,255,.35);
}
.channel-scroll{
    overflow-x:auto;
    scrollbar-width:none;
    -webkit-overflow-scrolling:touch;
}
.channel-scroll::-webkit-scrollbar{display:none}
.nav-channel{
    display:flex;
    align-items:center;
    gap:4px;
    min-width:max-content;
    padding-block:2px 0;
}
.nav-channel .nav-link{
    position:relative;
    display:inline-flex;
    align-items:center;
    min-height:50px;
    padding:0 22px;
    color:var(--text-secondary);
    font-size:15px;
    font-weight:500;
    letter-spacing:.2px;
    white-space:nowrap;
    transition:color .2s ease;
}
.nav-channel .nav-link::after{
    content:"";
    position:absolute;
    left:18px;
    right:18px;
    bottom:8px;
    height:2px;
    background:var(--accent-400);
    border-radius:2px;
    opacity:0;
    transform:scaleX(.4);
    transition:opacity .2s ease,transform .2s ease;
}
.nav-channel .nav-link:hover{
    color:var(--primary-700);
}
.nav-channel .nav-link:hover::after{
    opacity:.4;
    transform:scaleX(1);
}
.nav-channel .nav-link.active{
    color:var(--primary-700);
    font-weight:700;
}
.nav-channel .nav-link.active::after{
    opacity:1;
    transform:scaleX(1);
}

/* ========== 文章主体 ========== */
.post-wrap{
    padding:56px 0 90px;
}
.breadcrumb{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:6px 8px;
    padding:18px 0 32px;
    font-size:14px;
    color:var(--text-secondary);
}
.breadcrumb svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.breadcrumb a{
    display:inline-flex;
    align-items:center;
    gap:6px;
    transition:color .2s ease;
}
.breadcrumb a:hover{color:var(--primary-600)}
.breadcrumb .divider{opacity:.5;color:var(--text-placeholder)}
.breadcrumb .current{
    color:var(--text-body);
    font-weight:600;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
    max-width:280px;
}

.post-style{
    background:transparent;
}
.post-header{
    border-top:1px solid var(--gold-line);
    border-bottom:1px solid var(--border-line);
    padding:12px 0 42px;
    margin-bottom:44px;
}
.post-eyebrow{
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    gap:12px 20px;
    margin-bottom:24px;
    padding-top:18px;
}
.post-tag{
    display:inline-flex;
    align-items:center;
    gap:8px;
    border:1px solid var(--gold-line);
    color:var(--primary-700);
    background:rgba(216,195,155,.14);
    font-size:13px;
    font-weight:600;
    line-height:1;
    padding:8px 14px;
    border-radius:999px;
}
.post-tag svg{width:13px;height:13px;fill:none;stroke:var(--primary-600);stroke-width:2;stroke-linecap:round}
.post-tag.dot{
    border:none;
    background:transparent;
    color:var(--text-secondary);
    font-weight:400;
    gap:6px;
}
.post-tag.dot::before{
    content:"";
    width:5px;
    height:5px;
    border-radius:50%;
    background:var(--accent-400);
}
.post-header h1{
    font-size:clamp(34px,5vw,58px);
    line-height:1.22;
    letter-spacing:.01em;
    max-width:980px;
}
.post-meta{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    gap:10px 24px;
    margin-top:30px;
    color:var(--text-secondary);
    font-size:14px;
}
.post-meta .meta-item{
    display:inline-flex;
    align-items:center;
    gap:8px;
}
.post-meta svg{
    width:16px;
    height:16px;
    fill:none;
    stroke:currentColor;
    stroke-width:1.7;
    stroke-linecap:round;
    stroke-linejoin:round;
}
.post-meta time{font-variant-numeric:tabular-nums;letter-spacing:.2px}
.meta-origin{
    color:var(--primary-600);
    font-weight:600;
}
.popularity-inline{
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:var(--text-secondary);
}

.post-sheet{
    display:grid;
    grid-template-columns:minmax(0,1fr);
    gap:48px;
}
.post-content{
    font-size:17px;
    line-height:1.92;
    color:var(--text-body);
    font-family:var(--font-body);
}
.post-content h2{
    font-size:clamp(24px,2.6vw,32px);
    margin:62px 0 20px;
    padding-bottom:16px;
    border-bottom:1px solid var(--gold-line);
    position:relative;
}
.post-content h2::before{
    content:"";
    position:absolute;
    left:0;
    bottom:-1px;
    width:86px;
    height:3px;
    background:var(--accent-400);
    border-radius:2px;
}
.post-content h3{
    font-size:22px;
    margin:36px 0 16px;
    color:var(--primary-700);
}
.post-content h4{
    font-family:var(--font-body);
    font-size:17px;
    margin:28px 0 12px;
}
.post-content p{
    margin-bottom:1.6em;
}
.post-content strong{color:var(--text-strong);font-weight:700}
.post-content em{color:var(--primary-600)}
.post-content a{
    color:var(--primary-600);
    border-bottom:1px solid rgba(31,109,78,.4);
    padding-bottom:1px;
}
.post-content a:hover{
    color:var(--primary-500);
    border-color:var(--primary-500);
}
.post-content ul{
    margin:0 0 1.8em;
    padding:0;
}
.post-content ul li{
    position:relative;
    padding-left:26px;
    margin-bottom:10px;
}
.post-content ul li::before{
    content:"";
    position:absolute;
    left:4px;
    top:.72em;
    width:10px;
    height:2px;
    background:var(--accent-400);
    border-radius:2px;
}
.post-content ol{
    margin:0 0 1.8em;
    padding:0;
    counter-reset:article-ol;
}
.post-content ol li{
    position:relative;
    padding-left:38px;
    margin-bottom:12px;
    counter-increment:article-ol;
}
.post-content ol li::before{
    content:counter(article-ol,decimal-leading-zero);
    position:absolute;
    left:0;
    top:2px;
    width:26px;
    height:26px;
    display:grid;
    place-items:center;
    font-size:12px;
    font-weight:700;
    color:var(--primary-700);
    border:1px solid var(--gold-line);
    border-radius:8px;
    background:rgba(216,195,155,.08);
}
.post-content img{
    border-radius:var(--radius-img);
    margin:38px auto;
    box-shadow:var(--shadow-card);
}
.post-content figure{
    margin:38px 0;
}
.post-content figure img{
    margin:0;
    border-radius:var(--radius-img);
}
.post-content figcaption{
    margin-top:12px;
    text-align:center;
    color:var(--text-secondary);
    font-size:14px;
}
.post-content blockquote{
    position:relative;
    margin:40px 0;
    padding:28px 32px 28px 38px;
    background:rgba(198,166,100,.07);
    border-left:4px solid var(--accent-400);
    border-radius:0 14px 14px 0;
    font-family:var(--font-title);
    font-size:18px;
    line-height:1.8;
    color:var(--text-strong);
}
.post-content blockquote p{
    margin-bottom:0;
}
.post-content blockquote cite{
    display:block;
    margin-top:16px;
    font-family:var(--font-body);
    font-size:14px;
    font-style:normal;
    color:var(--text-secondary);
}
.post-content pre{
    background:var(--bg-dark);
    color:#DCE7DF;
    padding:24px 26px;
    border-radius:12px;
    overflow-x:auto;
    font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
    font-size:14px;
    line-height:1.8;
    margin:40px 0;
    box-shadow:var(--shadow-card);
}
.post-content pre code{
    background:transparent;
    padding:0;
    font-size:inherit;
    color:inherit;
}
.post-content code{
    background:rgba(21,80,59,.08);
    color:var(--primary-700);
    padding:2px 7px;
    border-radius:5px;
    font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
    font-size:.9em;
}
.post-content hr{
    border:none;
    border-top:1px solid var(--border-line);
    margin:56px 0;
}
.post-content table{
    width:100%;
    border-collapse:collapse;
    margin:40px 0;
    font-size:15px;
}
.post-content th{
    background:var(--bg-alt);
    color:var(--primary-700);
    font-weight:700;
    text-align:left;
    padding:12px 16px;
    border:1px solid var(--border-line);
}
.post-content td{
    padding:12px 16px;
    border:1px solid var(--border-line);
    vertical-align:top;
}
.post-content iframe{
    width:100%;
    border-radius:12px;
    margin:32px 0;
    border:1px solid var(--border-line);
}

/* 文章底部导航 */
.post-footer-utility{
    display:flex;
    align-items:center;
    justify-content:space-between;
    flex-wrap:wrap;
    gap:18px;
    margin-top:64px;
    padding-top:30px;
    border-top:1px solid var(--border-line);
}
.back-link{
    display:inline-flex;
    align-items:center;
    gap:8px;
    min-height:44px;
    padding:0 20px;
    border:1px solid var(--border-line);
    border-radius:var(--radius-btn);
    color:var(--text-body);
    font-weight:600;
    font-size:14px;
    background:#fff;
    transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.back-link svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.back-link:hover{
    border-color:var(--primary-600);
    color:var(--primary-600);
    background:rgba(21,80,59,.04);
}
.post-share{
    display:flex;
    align-items:center;
    gap:8px;
}
.post-share .share-label{
    font-size:13px;
    color:var(--text-placeholder);
    margin-right:6px;
}
.icon-share-btn{
    width:40px;
    height:40px;
    border-radius:50%;
    border:1px solid var(--border-line);
    display:grid;
    place-items:center;
    color:var(--text-secondary);
    transition:all .2s ease;
    background:#fff;
}
.icon-share-btn svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.icon-share-btn:hover{
    color:var(--primary-700);
    border-color:var(--accent-400);
    background:rgba(198,166,100,.08);
}

/* 相关推荐 */
.related-section{
    margin-top:90px;
    clear:both;
}
.related-section .section-heading{
    display:flex;
    align-items:flex-end;
    justify-content:space-between;
    gap:20px;
    margin-bottom:32px;
}
.related-section .section-heading h2{
    font-size:clamp(26px,3vw,34px);
}
.section-head-note{
    font-size:14px;
    color:var(--text-secondary);
}
.related-grid{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:24px;
}
.rel-card{
    background:#fff;
    border:1px solid var(--border-line);
    border-radius:var(--radius-card);
    overflow:hidden;
    transition:transform .25s ease,box-shadow .25s ease;
    display:flex;
    flex-direction:column;
}
.rel-card:hover{
    transform:translateY(-4px);
    box-shadow:var(--shadow-hover);
}
.rel-card-figure{
    position:relative;
    aspect-ratio:16/10;
    overflow:hidden;
    background:var(--bg-alt);
}
.rel-card-figure img{
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform .45s ease;
}
.rel-card:hover .rel-card-figure img{
    transform:scale(1.03);
}
.rel-card-body{
    padding:22px 24px 24px;
    display:flex;
    flex-direction:column;
    gap:10px;
    flex:1;
    align-items:flex-start;
}
.rel-card-body h3{
    font-family:var(--font-title);
    font-size:20px;
    line-height:1.45;
    color:var(--text-strong);
    transition:color .2s ease;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
}
.rel-card:hover .rel-card-body h3{
    color:var(--primary-600);
}
.rel-card-body p{
    font-size:14px;
    color:var(--text-secondary);
    line-height:1.7;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
}
.rel-card-link{
    margin-top:auto;
    display:inline-flex;
    align-items:center;
    gap:6px;
    color:var(--accent-400);
    font-size:14px;
    font-weight:700;
    letter-spacing:.2px;
}
.rel-card-link svg{
    width:15px;
    height:15px;
    fill:none;
    stroke:currentColor;
    stroke-width:2;
    stroke-linecap:round;
    stroke-linejoin:round;
    transition:transform .2s ease;
}
.rel-card:hover .rel-card-link svg{
    transform:translateX(4px);
}

/* ========== 空态 ========== */
.empty-page{
    padding:90px 0 120px;
}
.empty-panel{
    max-width:620px;
    margin:0 auto;
    background:#fff;
    border:1.5px dashed var(--border-line);
    border-radius:var(--radius-card);
    text-align:center;
    padding:70px 40px;
}
.empty-panel .empty-mark{
    width:64px;
    height:64px;
    margin:0 auto 24px;
    border-radius:50%;
    display:grid;
    place-items:center;
    background:var(--bg-alt);
}
.empty-panel .empty-mark svg{
    width:30px;
    height:30px;
    fill:none;
    stroke:var(--primary-600);
    stroke-width:1.6;
    stroke-linecap:round;
    stroke-linejoin:round;
}
.empty-panel h1{
    font-size:32px;
    color:var(--text-strong);
    margin-bottom:14px;
}
.empty-panel p{
    color:var(--text-secondary);
    font-size:16px;
    line-height:1.8;
    margin-bottom:32px;
}

/* ========== 页脚 ========== */
.site-footer{
    background:var(--bg-dark);
    color:#B7C6BC;
    clear:both;
    margin-top:0;
}
.site-footer a{
    color:rgba(215,227,219,.88);
    transition:color .2s ease;
}
.site-footer a:hover{
    color:var(--accent-300);
}
.footer-main{
    padding:70px 0 40px;
}
.footer-grid{
    display:grid;
    grid-template-columns:1.6fr 1fr 1.3fr;
    gap:56px;
}
.footer-brand .flogo{
    font-family:var(--font-title);
    font-size:30px;
    font-weight:700;
    color:#F6F1E6;
    margin-bottom:16px;
    letter-spacing:.5px;
}
.footer-brand .flogo span{
    color:var(--accent-400);
    margin:0 2px;
}
.footer-brand p{
    font-size:14px;
    line-height:1.9;
    color:#B7C6BC;
    max-width:440px;
}
.footer-title{
    color:#F6F1E6;
    font-family:var(--font-title);
    font-size:18px;
    letter-spacing:.4px;
    margin-bottom:20px;
    padding-bottom:12px;
    border-bottom:1px solid rgba(216,195,155,.2);
    position:relative;
}
.footer-title::after{
    content:"";
    display:block;
    width:30px;
    height:2px;
    background:var(--accent-400);
    position:absolute;
    bottom:-1px;
    left:0;
}
.footer-links li{
    margin-bottom:10px;
}
.footer-links a{
    font-size:14px;
    display:inline-flex;
    align-items:center;
    gap:8px;
}
.footer-links a::before{
    content:"";
    width:4px;
    height:4px;
    border-radius:50%;
    background:rgba(198,166,100,.55);
}
.footer-links a:hover::before{
    background:var(--accent-400);
}
.footer-contact li{
    display:flex;
    align-items:flex-start;
    gap:10px;
    font-size:14px;
    margin-bottom:14px;
    line-height:1.6;
    color:#B7C6BC;
}
.footer-contact svg{
    width:18px;
    height:18px;
    flex:none;
    fill:none;
    stroke:var(--accent-400);
    stroke-width:1.7;
    stroke-linecap:round;
    stroke-linejoin:round;
    margin-top:3px;
}
.footer-bottom{
    background:var(--bg-deeper);
    border-top:1px solid rgba(216,195,155,.12);
    padding:22px 0;
}
.footer-bottom-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    flex-wrap:wrap;
    gap:12px 24px;
    font-size:13px;
    color:#F6F1E6;
}
.footer-bottom-inner .footer-meta{
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    gap:8px 18px;
    color:#B7C6BC;
}
.footer-bottom-inner a{
    border-bottom:1px solid rgba(216,195,155,.35);
    color:var(--accent-300);
    font-weight:500;
}
.footer-bottom-inner a:hover{
    color:#fff;
}

/* ========== 响应式 ========== */
@media (max-width: 1200px){
    .header-search{
        width:220px;
    }
    .footer-grid{
        gap:32px;
    }
}
@media (max-width: 992px){
    .container{
        width:min(100% - 32px,1280px);
    }
    .header-top{
        gap:16px;
    }
    .header-cta{
        padding:0 14px;
    }
    .header-search{
        width:180px;
    }
    .footer-grid{
        grid-template-columns:1fr 1fr;
        row-gap:46px;
    }
}
@media (max-width: 768px){
    .post-wrap{
        padding:36px 0 70px;
    }
    .header-top{
        padding-block:12px 6px;
    }
    .header-search{
        flex:1;
        width:auto;
        max-width:320px;
    }
    .header-cta{
        display:none;
    }
    .post-header h1{
        font-size:clamp(28px,5vw,42px);
    }
    .post-content{
        font-size:16px;
        line-height:1.9;
    }
    .related-grid{
        grid-template-columns:1fr 1fr;
    }
    .related-grid .rel-card:last-child{
        grid-column:1 / -1;
    }
    .breadcrumb .current{
        max-width:200px;
    }
}
@media (max-width: 576px){
    body{
        font-size:15px;
    }
    .container{
        width:calc(100% - 24px);
    }
    .brand-name{
        font-size:21px;
    }
    .brand-mark{
        width:32px;
        height:32px;
    }
    .brand-mark svg{
        width:18px;
        height:18px;
    }
    .header-tools{
        gap:4px;
    }
    .header-search{
        min-height:38px;
        padding:0 10px;
    }
    .nav-channel .nav-link{
        font-size:14px;
        padding:0 16px;
        min-height:48px;
    }
    .nav-channel .nav-link::after{
        left:12px;
        right:12px;
        bottom:6px;
    }
    .post-wrap{
        padding:18px 0 50px;
    }
    .breadcrumb{
        padding:12px 0 22px;
    }
    .post-header{
        padding-bottom:30px;
        margin-bottom:30px;
    }
    .post-eyebrow{
        gap:8px 14px;
        margin-bottom:18px;
    }
    .post-header h1{
        font-size:27px;
        line-height:1.35;
    }
    .post-meta{
        gap:8px 16px;
        font-size:13px;
    }
    .post-content blockquote{
        padding:22px 20px 22px 24px;
        font-size:17px;
    }
    .post-footer-utility{
        flex-direction:column-reverse;
        align-items:stretch;
    }
    .post-share{
        justify-content:flex-end;
    }
    .related-section{
        margin-top:60px;
    }
    .related-section .section-heading{
        flex-direction:column;
        align-items:flex-start;
        gap:6px;
    }
    .related-grid{
        grid-template-columns:1fr;
    }
    .related-grid .rel-card:last-child{
        grid-column:auto;
    }
    .empty-panel{
        padding:48px 22px;
    }
    .footer-grid{
        grid-template-columns:1fr;
        row-gap:38px;
    }
    .footer-main{
        padding:50px 0 32px;
    }
    .footer-bottom-inner{
        flex-direction:column;
        align-items:flex-start;
    }
}
@media (prefers-reduced-motion: reduce){
    *{
        animation-duration:.01ms !important;
        animation-iteration-count:1 !important;
        transition-duration:.01ms !important;
        scroll-behavior:auto !important;
    }
}

/* roulang page: category1 */
:root{
    --bg-page:#F4F0E8;
    --bg-alt:#E8EFEA;
    --bg-dark:#0B1C15;
    --bg-dark-soft:#0D261B;
    --primary-700:#0B3B2A;
    --primary-600:#15503B;
    --primary-500:#1F6D4E;
    --accent-400:#C6A664;
    --accent-300:#E1CFA3;
    --gold-line:#D8C39B;
    --text-strong:#14211A;
    --text-body:#26332C;
    --text-weak:#6A7A71;
    --text-muted:#A6B2AA;
    --border-line:#DDD6C6;
    --success:#1F6D4E;
    --error:#B9534A;
    --tag-bg:#F0E7D6;
    --shadow-card:0 10px 30px rgba(24,46,34,.06);
    --shadow-hover:0 18px 40px rgba(24,46,34,.12);
    --radius-btn:6px;
    --radius-card:14px;
    --radius-img:10px;
    --radius-badge:999px;
    --title-font:"Noto Serif SC","Source Han Serif SC",SimSun,serif;
    --body-font:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html,body,div,span,applet,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,menu,nav,output,ruby,section,summary,time,mark,audio,video{margin:0;padding:0;border:0;font:inherit;vertical-align:baseline}
article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section{display:block}
ol,ul{list-style:none}
blockquote,q{quotes:none}
blockquote:before,blockquote:after,q:before,q:after{content:'';content:none}
table{border-collapse:collapse;border-spacing:0}
html{scroll-behavior:smooth}
body{
    background:var(--bg-page);
    color:var(--text-body);
    font-family:var(--body-font);
    font-size:16px;
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
    text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,border-color .22s ease,box-shadow .22s ease,transform .22s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;line-height:inherit}
strong,b{font-weight:700}
h1,h2,h3,h4{font-family:var(--title-font);font-weight:700;color:var(--text-strong);line-height:1.2}
h1{font-size:clamp(38px,5.4vw,68px);line-height:1.18;letter-spacing:.02em}
h2{font-size:clamp(26px,3vw,40px);line-height:1.25;margin-bottom:18px}
h3{font-size:20px;line-height:1.45}
.container{width:100%;max-width:1280px;margin:0 auto;padding-left:24px;padding-right:24px}
.clear{clear:both}
section{clear:both}
.site-header{position:relative;background:var(--bg-page);border-bottom:1px solid var(--border-line)}
.header-top{background:var(--bg-page)}
.header-top-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:76px;padding-top:12px;padding-bottom:12px}
.brand-logo{font-family:var(--title-font);font-weight:800;font-size:25px;letter-spacing:.06em;color:var(--text-strong);display:inline-flex;align-items:baseline;gap:2px;white-space:nowrap}
.brand-logo span{color:var(--accent-400);font-weight:900;font-size:1.15em;transform:translateY(1px)}
.header-search{display:flex;align-items:center;background:#fff;border:1px solid var(--border-line);border-radius:var(--radius-btn);overflow:hidden;flex:0 1 360px;transition:border-color .22s ease,box-shadow .22s ease}
.header-search:focus-within{border-color:var(--accent-400);box-shadow:0 0 0 3px rgba(198,166,100,.12)}
.header-search input{flex:1;border:none;background:transparent;padding:11px 14px;font-size:14px;min-width:0;outline:none;color:var(--text-body)}
.header-search input::placeholder{color:var(--text-muted)}
.header-search button{background:var(--primary-700);border:none;color:#fff;display:flex;align-items:center;justify-content:center;width:48px;height:46px;cursor:pointer;transition:background .22s ease}
.header-search button:hover{background:var(--primary-500)}
.header-search svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.header-cta{background:var(--primary-700);color:#fff;border:none;padding:11px 20px;border-radius:var(--radius-btn);font-size:14px;font-weight:600;transition:background .22s ease,transform .22s ease,box-shadow .22s ease;white-space:nowrap}
.header-cta:hover{background:var(--primary-500);transform:translateY(-1px);box-shadow:var(--shadow-card)}
.search-toggle{display:none;background:none;border:1px solid var(--border-line);width:44px;height:44px;border-radius:var(--radius-btn);align-items:center;justify-content:center;cursor:pointer;color:var(--text-strong)}
.search-toggle svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round}
.nav-wrap{border-top:1px solid #ece5d8;background:var(--bg-page)}
.nav-wrap.is-sticky{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(244,240,232,.97);backdrop-filter:blur(12px);box-shadow:0 6px 20px rgba(24,46,34,.05);border-bottom:1px solid var(--border-line)}
.nav-channel{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none;min-height:60px}
.nav-channel::-webkit-scrollbar{display:none}
.nav-channel .nav-link{font-size:15px;font-weight:500;color:var(--text-weak);padding:14px 16px;border-bottom:2px solid transparent;white-space:nowrap;transition:color .22s ease,border-color .22s ease;flex:0 0 auto}
.nav-channel .nav-link:hover{color:var(--primary-600)}
.nav-channel .nav-link.active{color:var(--text-strong);font-weight:700;border-bottom-color:var(--accent-400)}
.nav-channel .nav-link:focus-visible{outline:2px solid var(--accent-400);outline-offset:2px;border-radius:4px}
.site-main{overflow:hidden}
.category-hero{position:relative;background:var(--bg-dark);color:#fff;padding:90px 0 72px;overflow:hidden}
.category-hero::before{content:'';position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center 30%;opacity:.18;z-index:0}
.category-hero::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,28,21,.92) 0%,rgba(11,28,21,.58) 60%,rgba(11,28,21,.46) 100%);z-index:1}
.category-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13px;color:rgba(255,255,255,.66);margin-bottom:30px}
.crumb a{display:flex;align-items:center;color:rgba(255,255,255,.78)}
.crumb a:hover{color:var(--accent-400)}
.crumb svg{width:14px;height:14px;margin-left:6px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:600;letter-spacing:.18em;color:var(--accent-300);text-transform:uppercase;margin-bottom:24px;padding:8px 16px;border:1px solid rgba(216,195,155,.45);border-radius:var(--radius-badge)}
.category-hero h1{color:#fff;max-width:920px}
.category-hero h1 span{color:var(--accent-400);font-weight:900}
.hero-gold-line{width:96px;height:1px;background:linear-gradient(90deg,var(--accent-400),transparent);margin:30px 0 24px}
.hero-lead{max-width:720px;font-size:18px;line-height:1.95;color:rgba(255,255,255,.82)}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:34px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 24px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:all .24s ease}
.btn:focus-visible{outline:2px solid var(--accent-400);outline-offset:3px}
.btn svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.btn-gold{background:var(--accent-400);color:#1c1a14;border-color:var(--accent-400)}
.btn-gold:hover{background:var(--accent-300);border-color:var(--accent-300);transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.16)}
.btn-ghost-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.34)}
.btn-ghost-light:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.7)}
.btn-dark{background:var(--primary-700);color:#fff}
.btn-dark:hover{background:var(--primary-500);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-outline{background:transparent;color:var(--primary-700);border-color:var(--primary-700)}
.btn-outline:hover{background:rgba(27,84,62,.08);border-color:var(--primary-500)}
.quick-stats{padding:0;background:var(--bg-page);margin-top:0}
.quick-stats-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--border-line);border:1px solid var(--border-line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);margin-top:-34px;position:relative;z-index:5;background:#fff}
.stat-cell{background:var(--bg-page);padding:26px 28px;min-height:130px;display:flex;flex-direction:column;justify-content:center}
.stat-icon{width:38px;height:38px;margin-bottom:14px;color:var(--primary-600)}
.stat-icon svg{width:38px;height:38px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.stat-label{font-size:14px;letter-spacing:.04em;color:var(--text-weak);font-weight:600;margin-bottom:4px}
.stat-note{font-size:15px;color:var(--text-body);font-weight:500;margin-top:4px}
.section-pd{padding:84px 0}
.sec-head{display:flex;flex-direction:column;gap:8px;margin-bottom:46px}
.sec-head .sec-index{font-size:14px;letter-spacing:.12em;font-weight:700;color:var(--accent-400);text-transform:uppercase}
.sec-head h2{max-width:820px;margin-bottom:10px}
.sec-head p{max-width:760px;font-size:16px;color:var(--text-weak)}
.sec-title-line{width:70px;height:1px;background:var(--gold-line);margin:10px 0 22px}
.chan-index{background:var(--bg-page);padding:78px 0 84px}
.topic-list{display:flex;flex-direction:column;gap:14px}
.topic-row{display:grid;grid-template-columns:54px 56px 1fr auto;align-items:center;gap:24px;background:#fff;border:1px solid var(--border-line);border-left:3px solid var(--accent-400);border-radius:var(--radius-card);padding:24px 28px;box-shadow:var(--shadow-card);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.topic-row:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:var(--gold-line)}
.topic-index{font-family:var(--title-font);font-size:24px;color:var(--gold-line);font-weight:700;letter-spacing:.02em}
.topic-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:var(--bg-alt);border-radius:10px;color:var(--primary-600)}
.topic-icon svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.topic-body h3{margin-bottom:8px;font-size:20px}
.topic-body p{color:var(--text-weak);font-size:15px;line-height:1.8}
.topic-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 13px;border-radius:var(--radius-badge);font-size:13px;line-height:1;white-space:nowrap}
.tag-gold{border:1px solid var(--gold-line);color:#7b642d;background:var(--bg-page)}
.tag-soft{background:var(--tag-bg);color:var(--primary-700)}
.tag-green{background:var(--bg-alt);color:var(--primary-600)}
.topic-arrow{color:var(--text-muted);display:flex;align-items:center}
.topic-arrow svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .22s ease}
.topic-row:hover .topic-arrow{color:var(--primary-600)}
.topic-row:hover .topic-arrow svg{transform:translateX(4px)}
.guide-wrap{background:var(--bg-dark-soft);color:#fff;padding:84px 0}
.guide-wrap .sec-head h2{color:#fff}
.guide-wrap .sec-head p{color:rgba(255,255,255,.7)}
.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.guide-visual{border-radius:var(--radius-img);overflow:hidden;background:#14211A;box-shadow:var(--shadow-hover)}
.guide-visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.guide-steps{display:flex;flex-direction:column}
.guide-step{display:flex;gap:20px;padding:26px 0;border-bottom:1px solid rgba(255,255,255,.08);position:relative}
.guide-step:last-child{border-bottom:none}
.guide-step-num{flex:0 0 42px;height:42px;border:1px solid var(--gold-line);border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--title-font);font-size:16px;color:var(--accent-300);font-weight:700}
.guide-step-body h3{color:#fff;margin-bottom:8px}
.guide-step-body p{color:rgba(255,255,255,.7);font-size:15px}
.revers-wrap{background:var(--bg-alt);padding:80px 0}
.compare-block{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:stretch}
.compare-card{background:#fff;border:1px solid var(--border-line);border-radius:var(--radius-card);padding:34px 32px}
.compare-card.dark{background:var(--primary-700);border-color:var(--primary-700);color:rgba(255,255,255,.9)}
.compare-label{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;margin-bottom:22px;color:var(--text-weak)}
.compare-card.dark .compare-label{color:var(--accent-300)}
.compare-card h3{font-size:23px;margin-bottom:18px}
.compare-card.dark h3{color:#fff}
.compare-list{display:flex;flex-direction:column;gap:14px}
.compare-list li{position:relative;padding-left:26px;font-size:15px;line-height:1.85}
.compare-list li::before{content:'';position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:2px;background:var(--accent-300)}
.compare-card.dark .compare-list li::before{background:var(--accent-400)}
.compare-card .compare-more{display:inline-flex;align-items:center;gap:6px;margin-top:26px;font-weight:600;font-size:14px;color:var(--primary-600)}
.compare-card.dark .compare-more{color:var(--accent-300)}
.faq-section{background:var(--bg-page);padding:88px 0}
.faq-inner{max-width:900px}
.faq-item{background:#fff;border:1px solid var(--border-line);border-radius:var(--radius-card);padding:0 28px;margin-bottom:14px;box-shadow:var(--shadow-card);transition:box-shadow .22s ease}
.faq-item:hover{box-shadow:var(--shadow-hover)}
.faq-item.open{border-color:var(--gold-line)}
.faq-toggle{width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;background:transparent;border:none;padding:24px 0;cursor:pointer;text-align:left;color:var(--text-strong)}
.faq-toggle h3{font-size:17px;font-weight:700;padding-right:20px;line-height:1.5}
.faq-toggle .faq-icon{flex:0 0 28px;height:28px;display:flex;align-items:center;justify-content:center;border:1px solid var(--border-line);border-radius:50%;color:var(--primary-600);transition:transform .3s ease,background-color .22s ease,border-color .22s ease}
.faq-toggle .faq-icon svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round}
.faq-item.open .faq-icon{transform:rotate(45deg);border-color:var(--accent-400);color:var(--accent-400)}
.faq-panel{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-answer{padding:0 0 24px;color:var(--text-weak);font-size:15px;line-height:1.9;border-top:1px solid #f1ede4;padding-top:18px}
.faq-answer a{color:var(--primary-600);font-weight:600;border-bottom:1px solid transparent}
.faq-answer a:hover{border-bottom-color:var(--primary-600)}
.contact-cta{background:var(--bg-dark);color:#fff;padding:90px 0;position:relative;overflow:hidden;
background-image:url('/assets/images/backpic/back-3.webp');background-size:cover;background-position:center}
.contact-cta::after{content:'';position:absolute;inset:0;background:linear-gradient(110deg,rgba(9,26,19,.94) 0%,rgba(11,28,21,.82) 55%,rgba(13,38,27,.7) 100%);z-index:0}
.contact-cta .container{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:60px}
.cta-head h2{color:#fff;font-size:clamp(26px,3.4vw,40px)}
.cta-head p{color:rgba(255,255,255,.76);font-size:15px;line-height:1.95;margin:22px 0 20px}
.cta-contact-meta{margin-top:38px;display:flex;flex-direction:column;gap:12px;color:rgba(255,255,255,.78)}
.cta-contact-meta span{display:flex;align-items:center;gap:10px;font-size:14px}
.cta-contact-meta svg{width:18px;height:18px;fill:none;stroke:var(--accent-300);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.cta-form{background:rgba(255,255,255,.08);border:1px solid rgba(216,195,155,.25);border-radius:var(--radius-card);padding:34px;backdrop-filter:blur(6px)}
.cta-form h3{color:#fff;font-size:22px;padding-bottom:6px;margin-bottom:10px}
.cta-form .form-note{color:rgba(255,255,255,.62);font-size:13px;margin-bottom:24px}
.form-group{position:relative;margin-bottom:24px}
.form-group input,.form-group select,.form-group textarea{width:100%;background:transparent;border:none;border-bottom:1px solid rgba(255,255,255,.28);color:#fff;padding:12px 2px;outline:none;transition:border-color .22s ease;border-radius:0;font-size:15px}
.form-group textarea{min-height:84px;resize:vertical}
.form-group select{appearance:none;-webkit-appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23C6A664' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 0 center;background-size:18px}
.form-group select option{background:var(--bg-dark-soft);color:#fff}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-bottom-color:var(--accent-400);border-bottom-width:1.5px}
.form-group input::placeholder,.form-group textarea::placeholder{color:rgba(255,255,255,.42)}
.form-group select:invalid{color:rgba(255,255,255,.5)}
.form-submit{width:100%;margin-top:8px}
@media (max-width:992px){
    .container{padding-left:20px;padding-right:20px}
    .header-search{flex:0 1 280px}
    .category-hero{padding:68px 0 58px}
    .hero-lead{font-size:16px}
    .quick-stats-inner{grid-template-columns:repeat(2,1fr)}
    .stat-cell{min-height:110px;padding:22px}
    .guide-grid,.compare-block,.contact-cta .container{grid-template-columns:1fr;gap:40px}
    .topic-row{grid-template-columns:44px 48px 1fr;padding:22px}
    .topic-tags{grid-column:2/4}
}
@media (max-width:768px){
    .header-top-inner{min-height:66px;gap:12px}
    .brand-logo{font-size:21px}
    .header-cta span{display:none}
    .header-cta{padding:11px 16px}
    .header-cta:after{content:'合作';font-size:13px}
    .header-search{display:none;position:absolute;left:14px;right:14px;top:58px;z-index:120;flex:1 1 auto;background:#fff}
    .header-search.open{display:flex}
    .search-toggle{display:inline-flex}
    .nav-channel .nav-link{padding:13px 14px;font-size:14px}
    .hero-actions{gap:10px}
    .btn{padding:0 20px;font-size:14px}
    .quick-stats{margin-top:0}
    .quick-stats-inner{margin-top:-22px}
    .section-pd{padding:58px 0}
    .chan-index{padding:58px 0}
    .guide-wrap{padding:58px 0}
    .revers-wrap{padding:56px 0}
    .faq-section{padding:58px 0}
    .topic-list{gap:12px}
    .topic-row{grid-template-columns:38px 1fr;gap:16px;padding:20px}
    .topic-index{font-size:20px}
    .topic-tags{grid-column:2/3}
    .topic-icon{display:none}
}
@media (max-width:576px){
    .container{padding-left:16px;padding-right:16px}
    h2{font-size:25px}
    .nav-wrap.is-sticky:not(.always-sticky){position:static}
    .nav-channel{min-height:54px}
    .nav-channel .nav-link{padding:11px 12px;font-size:14px}
    .category-hero{padding:48px 0 48px}
    .crumb{margin-bottom:20px}
    .hero-eyebrow{margin-bottom:18px;font-size:12px}
    .category-hero h1{font-size:clamp(30px,8.6vw,44px)}
    .hero-gold-line{margin:22px 0 18px}
    .hero-lead{font-size:15px;line-height:1.85}
    .quick-stats-inner{grid-template-columns:1fr 1fr;border-radius:12px}
    .stat-cell{padding:16px 14px;min-height:100px}
    .stat-icon{width:30px;height:30px;margin-bottom:12px}
    .stat-icon svg{width:30px;height:30px}
    .stat-note{font-size:13px}
    .sec-head{margin-bottom:32px}
    .sec-head p{font-size:15px}
    .compare-card{padding:24px 22px}
    .faq-item{padding:0 18px}
    .faq-toggle{padding:20px 0}
    .faq-toggle h3{font-size:15px}
    .cta-form{padding:24px 20px}
    .topic-tags .tag{height:26px;padding:0 11px;font-size:12px}
}
@media (min-width:1440px){
    .category-hero h1{font-size:70px}
    .hero-lead{font-size:20px}
}
.site-footer{background:var(--primary-700);color:rgba(255,255,255,.76);position:relative;clear:both}
.footer-main{padding:66px 0 36px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.1fr;gap:52px}
.footer-brand .flogo{font-family:var(--title-font);font-size:25px;font-weight:800;color:#fff;letter-spacing:.05em;margin-bottom:16px}
.footer-brand .flogo span{color:var(--accent-400)}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.58);line-height:1.85;max-width:380px}
.footer-title{font-size:14px;font-weight:700;color:#fff;letter-spacing:.08em;margin-bottom:18px;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,.12)}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{display:inline-flex;align-items:center;font-size:14px;color:rgba(255,255,255,.66);transition:color .2s ease,transform .2s ease}
.footer-links a:hover{color:var(--accent-300);transform:translateX(3px)}
.footer-links a::before{content:'';width:4px;height:4px;border-radius:50%;background:var(--accent-400);margin-right:9px;opacity:.6}
.footer-contact{display:flex;flex-direction:column;gap:14px}
.footer-contact li{display:flex;align-items:flex-start;gap:10px;font-size:14px;line-height:1.6}
.footer-contact svg{flex:0 0 18px;width:18px;height:18px;fill:none;stroke:var(--accent-300);stroke-width:2;stroke-linecap:round;stroke-linejoin:round;margin-top:2px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0}
.footer-bottom-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:rgba(255,255,255,.46)}
.footer-bottom-inner a{color:rgba(255,255,255,.58)}
.footer-bottom-inner a:hover{color:var(--accent-300)}
.footer-meta{display:flex;flex-wrap:wrap;gap:16px;align-items:center}
@media (max-width:992px){
    .footer-grid{gap:32px;grid-template-columns:1fr 1fr}
    .footer-brand{grid-column:1/-1}
}
@media (max-width:600px){
    .footer-main{padding:44px 0 26px}
    .footer-grid{grid-template-columns:1fr;gap:24px}
    .footer-bottom-inner{flex-direction:column}
    .footer-meta{gap:6px 14px}
}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:2px solid var(--accent-400);outline-offset:2px}
@media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
    .topic-row,.compare-card,.btn{transform:none!important;box-shadow:var(--shadow-card)!important}
}
.anim-in{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.anim-in.visible{opacity:1;transform:none}

/* roulang page: category2 */
:root{
  --bg-page:#F4F0E8;
  --bg-alt:#E8EFEA;
  --bg-dark:#0B1C15;
  --primary-700:#0B3B2A;
  --primary-600:#15503B;
  --primary-500:#1F6D4E;
  --accent-400:#C6A664;
  --accent-300:#E1CFA3;
  --gold-line:#D8C39B;
  --text-strong:#14211A;
  --text-body:#26332C;
  --text-weak:#6A7A71;
  --placeholder:#A6B2AA;
  --border-line:#DDD6C6;
  --success:#2E7D5B;
  --error:#A64B3A;
  --tag-bg:#F5EFE2;
  --shadow-card:0 10px 30px rgba(24,46,34,.06);
  --shadow-hover:0 18px 40px rgba(24,46,34,.12);
  --radius-btn:6px;
  --radius-card:14px;
  --radius-image:10px;
  --radius-pill:999px;
  --font-title:"Noto Serif SC","Source Han Serif SC",SimSun,serif;
  --font-body:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-page);
  color:var(--text-body);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;border:0}
button,input,select,textarea{font:inherit;color:inherit}
.container{max-width:1280px;margin:0 auto;padding:0 28px}
.clearfix::after{content:"";display:table;clear:both}

/* header */
.site-header{
  background:var(--bg-page);
  border-bottom:1px solid var(--border-line);
}
.header-upper{border-bottom:1px solid rgba(221,214,198,.6)}
.header-upper .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:68px;
}
.brand-logo{
  font-family:var(--font-title);
  font-size:25px;
  font-weight:700;
  color:var(--primary-700);
  letter-spacing:1px;
  white-space:nowrap;
  display:inline-flex;
  align-items:center;
  line-height:1.2;
}
.brand-logo .j9-color{
  color:var(--accent-400);
  font-style:normal;
}
.header-actions{display:flex;align-items:center;gap:12px;justify-content:flex-end}
.search-form{
  display:flex;
  align-items:center;
  border-bottom:1px solid #BDB4A4;
  background:transparent;
  padding:0 4px;
}
.search-form input{
  border:0;
  background:transparent;
  outline:0;
  padding:8px 2px;
  width:180px;
  font-size:14px;
  color:var(--text-strong);
}
.search-form input::placeholder{color:var(--placeholder)}
.search-btn{
  background:transparent;
  border:0;
  width:34px;
  height:34px;
  display:grid;
  place-items:center;
  cursor:pointer;
  border-radius:var(--radius-btn);
}
.search-btn:hover{background:rgba(27,83,58,.08)}
.search-btn:focus-visible,.top-cta:focus-visible,.nav-link:focus-visible,.footer-links a:focus-visible,.link-more:focus-visible,.form-ctrl:focus-visible,.btn-dark:focus-visible,.btn-gold:focus-visible,.btn-ghost:focus-visible{
  outline:2px solid var(--accent-400);
  outline-offset:2px;
}
.top-cta{
  height:38px;
  padding:0 16px;
  background:var(--primary-600);
  color:#fff;
  font-size:14px;
  border-radius:var(--radius-btn);
  border:0;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  gap:8px;
  white-space:nowrap;
  transition:background .2s;
}
.top-cta:hover{background:var(--primary-500)}
.top-cta:active{transform:translateY(1px)}

.nav-channel{
  position:sticky;
  top:0;
  z-index:900;
  background:var(--bg-page);
}
.nav-channel .container{
  display:flex;
  align-items:center;
  gap:8px;
  overflow-x:auto;
  overflow-y:hidden;
  padding:10px 20px;
  scrollbar-width:none;
  border-bottom:1px solid transparent;
}
.nav-channel .container::-webkit-scrollbar{display:none}
.nav-channel .container::after{
  content:"";
  position:absolute;
  left:8px;
  right:8px;
  bottom:0;
  height:1px;
  background:var(--border-line);
}
.nav-channel{background:var(--bg-page)}
.nav-icon{
  width:18px;height:18px;flex:0 0 auto;margin-right:4px;
}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  color:var(--text-weak);
  font-size:15px;
  padding:10px 18px;
  margin-right:2px;
  border-radius:var(--radius-btn);
  transition:color .2s,background .2s;
  white-space:nowrap;
}
.nav-link svg{width:0;height:0;overflow:hidden}
.nav-link:hover{color:var(--text-strong);background:rgba(20,33,26,.05)}
.nav-link.active{
  color:var(--primary-700);
  font-weight:700;
}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:16px;
  right:16px;
  bottom:0;
  height:2px;
  background:var(--accent-400);
  border-radius:2px;
}

/* hero */
.category-hero{
  position:relative;
  background-color:var(--bg-dark);
  background-image:linear-gradient(92deg,rgba(11,28,21,.88) 0%,rgba(11,28,21,.62) 55%,rgba(11,28,21,.45) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  color:#F5F2EA;
  padding:78px 0 180px;
  overflow:hidden;
}
.hero-inner{position:relative;z-index:2}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:10px;
  border:1px solid rgba(216,195,155,.65);
  color:#E1CFA3;
  padding:6px 14px;
  border-radius:999px;
  font-size:13px;
  letter-spacing:.12em;
  text-transform:uppercase;
  margin-bottom:30px;
}
.category-hero h1{
  font-family:var(--font-title);
  font-size:clamp(40px,6vw,76px);
  font-weight:700;
  line-height:1.14;
  letter-spacing:.5px;
  color:#F5F0E6;
  max-width:980px;
  margin:20px 0 24px;
}
.category-hero h1 .gold{color:var(--accent-400)}
.hero-sub{
  max-width:720px;
  color:rgba(238,241,235,.86);
  font-size:18px;
  line-height:1.9;
  background:linear-gradient(90deg,rgba(255,255,255,.035),transparent);
  border-left:1px solid rgba(216,195,155,.5);
  padding-left:22px;
}
.hero-buttons{display:flex;flex-wrap:wrap;gap:14px;margin-top:38px}
.btn-gold{
  min-height:46px;
  padding:0 28px;
  background:var(--accent-400);
  color:#15231B;
  border-radius:var(--radius-btn);
  border:0;
  cursor:pointer;
  font-weight:700;
  display:inline-flex;
  align-items:center;
  gap:8px;
  transition:background .2s,transform .18s;
}
.btn-gold:hover{background:#DCBF8E}
.btn-ghost{
  min-height:46px;
  padding:0 26px;
  background:transparent;
  color:#F5F0E8;
  border:1px solid rgba(225,207,163,.7);
  border-radius:var(--radius-btn);
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  gap:8px;
  transition:background .2s,border-color .2s;
}
.btn-ghost:hover{background:rgba(225,207,163,.12);border-color:var(--accent-300)}

/* metrics */
.metric-overlap{
  margin-top:-80px;position:relative;z-index:5;padding-bottom:40px;
}
.metric-panel{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  background:var(--bg-page);
  border:1px solid var(--border-line);
  box-shadow:var(--shadow-card);
  border-radius:var(--radius-card);
  overflow:hidden;
}
.metric-item{
  padding:32px 28px;
  border-right:1px solid var(--border-line);
  background:linear-gradient(180deg,#FFFFFF 0%,#F7F3EA 100%);
}
.metric-item:last-child{border-right:0}
.metric-num{
  display:block;
  font-family:var(--font-title);
  font-size:clamp(38px,3.4vw,58px);
  font-weight:700;
  line-height:1.1;
  color:var(--primary-600);
  font-variant-numeric:tabular-nums;
}
.metric-label{font-size:15px;color:var(--text-weak);margin-top:10px}

/* section spacing */
.section-sp{border:0;clear:both;display:block}
.main-content{
  background:var(--bg-page);
  padding:46px 0 20px;
}
.content-block{position:relative}
.content-block h2{
  font-family:var(--font-title);
  font-weight:700;
  color:var(--text-strong);
  font-size:clamp(26px,3vw,40px);
  line-height:1.3;
  letter-spacing:.3px;
  clear:both;
  margin-top:96px;
  margin-bottom:18px;
}
.content-block h2:first-child{margin-top:0}
.block-desc{color:var(--text-weak);max-width:920px;margin-bottom:44px;font-size:16px}
.section-kicker{display:inline-block;color:var(--accent-400);font-size:13px;letter-spacing:.18em;margin-bottom:10px;text-transform:uppercase}
h2.category-h2{position:relative;padding-left:18px}
h2.category-h2::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;background:var(--accent-400);border-radius:3px}

.leader-grid{
  display:grid;
  grid-template-columns:1.3fr .9fr;
  gap:22px;
  margin:30px 0 38px;
}
.leader-card,.mini-card{
  background:#FFFCF7;
  border:1px solid var(--border-line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  transition:transform .25s,box-shadow .25s;
  overflow:hidden;
}
.leader-card:hover,.mini-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.leader-main{padding:34px}
.leader-icon{
  width:42px;height:42px;
  display:grid;place-items:center;
  background:var(--primary-700);border-radius:8px;color:var(--accent-300);margin-bottom:20px;
}
.leader-card h3,.mini-card h3{font-size:20px;font-weight:700;color:var(--text-strong);margin-bottom:10px}
.leader-card p,.mini-card p{color:var(--text-body);font-size:15px;line-height:1.85}
.leader-tag{
  display:inline-block;
  margin-top:18px;
  padding:5px 14px;
  background:var(--tag-bg);
  border:1px solid rgba(216,195,155,.6);
  border-radius:999px;
  color:var(--primary-700);
  font-size:13px;
  font-weight:600;
}
.vertical-stack{display:flex;flex-direction:column;gap:16px}
.flex-card{padding:27px 28px}

/* figure card */
.feat-figure{
  display:grid;
  grid-template-columns:1.04fr .96fr;
  gap:28px;
  align-items:center;
  background:#FFFCF7;
  border:1px solid var(--border-line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  margin-bottom:28px;
}
.figure-media{background:#DCE4DD;min-height:350px;overflow:hidden}
.figure-media img{width:100%;height:100%;object-fit:cover}
.figure-body{padding:36px 40px 36px 0}
.figure-body h3{font-family:var(--font-title);font-size:28px;font-weight:700;color:var(--text-strong);line-height:1.35;margin-bottom:20px}
.figure-body p{color:var(--text-weak);font-size:16px;line-height:1.95;margin-bottom:14px}
.figure-list{margin-top:20px}
.figure-list li{
  display:flex;gap:12px;
  color:var(--text-body);padding:6px 0;
  align-items:flex-start;
}
.figure-list li::before{
  content:"";
  width:7px;height:7px;border-radius:999px;
  background:var(--accent-400);
  margin-top:12px;flex:0 0 auto;
}

/* anchor list */
.side-index{
  border-top:1px solid var(--border-line);
  border-bottom:1px solid var(--border-line);
  margin:0 0 28px;
}
.content-index-grid{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:0;
  background:#FFFCF7;
  border:1px solid var(--border-line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  overflow:hidden;
}
.index-item{
  padding:24px 24px;
  border-right:1px solid var(--border-line);
  background:#FFFCF7;
}
.index-item:last-child{border-right:0}
.index-item .anchor-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:14px;color:var(--accent-400);font-weight:700;
  margin-bottom:14px;
}
.index-item h3{font-size:17px;font-weight:700;color:var(--text-strong);margin-bottom:8px}
.index-item p{color:var(--text-weak);font-size:14px;line-height:1.75}
.index-item .link-more{display:inline-flex;align-items:center;gap:6px;margin-top:16px;font-size:14px;font-weight:600;color:var(--primary-600)}
.index-item .link-more:hover{color:var(--primary-500)}
.index-item .link-more svg{width:16px;height:16px}

/* comparison */
.compare-block{
  background:var(--bg-dark);
  border-radius:var(--radius-card);
  color:#F3EEE2;
  padding:58px 58px 56px;
  display:grid;
  grid-template-columns:1fr 1.1fr;
  gap:54px;
  margin:30px 0 20px;
}
.compare-title{font-family:var(--font-title);font-size:30px;line-height:1.35;font-weight:700;color:#fff;margin-bottom:20px}
.compare-block p{color:rgba(238,241,235,.8);line-height:1.9}
.compare-old,.compare-new{border-radius:var(--radius-card);padding:30px;}
.compare-old{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14)}
.compare-new{background:linear-gradient(150deg,#123324,#081B10);border-left:2px solid var(--accent-400);box-shadow:var(--shadow-card)}
.compare-type{
  font-size:13px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--accent-300);display:block;margin-bottom:14px;
}
.compare-item{display:flex;justify-content:space-between;gap:8px;padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.2);font-size:15px}
.compare-item:last-child{border-bottom:0}
.compare-item span:last-child{font-weight:700;color:#fff}
.compare-note{grid-column:1/-1;font-size:14px;color:rgba(238,241,235,.7);border-top:1px solid rgba(216,195,155,.2);padding-top:20px;margin-top:4px}

/* topic rows */
.topic-list{
  display:flex;
  flex-direction:column;
  gap:16px;
}
.topic-row{
  display:flex;
  align-items:flex-start;
  gap:34px;
  background:#FFFCF7;
  border:1px solid var(--border-line);
  border-radius:var(--radius-card);
  padding:26px 32px;
  transition:transform .18s,box-shadow .18s;
}
.topic-row:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.topic-count{
  flex:0 0 auto;
  font-family:var(--font-title);
  font-size:30px;
  font-weight:700;
  color:transparent;
  -webkit-text-stroke:1px var(--accent-400);
  line-height:1.2;
  min-width:46px;
}
.topic-main{flex:1 1 auto}
.topic-title-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:8px}
.topic-title-row h3{font-size:19px;font-weight:700;color:var(--text-strong)}
.chip{
  display:inline-flex;align-items:center;font-size:13px;color:var(--primary-700);
  background:rgba(27,83,58,.08);border-radius:999px;padding:3px 12px;white-space:nowrap;
  border:1px solid transparent;
}
.chip-gold{background:transparent;border-color:rgba(198,166,100,.45);color:#8C6A2E}
.topic-row p{color:var(--text-weak);line-height:1.8}
.topic-row .link-sm{
  display:inline-flex;align-items:center;gap:6px;color:var(--primary-600);
  margin-top:14px;font-size:15px;font-weight:600;
}
.topic-row .link-sm svg{width:15px;height:15px}
.topic-row .link-sm:hover{color:var(--primary-500)}
.reading-note{
  display:grid;grid-template-columns:.4fr 1.6fr;
  gap:20px;
  background:#EFEAE0;
  border-bottom:1px solid var(--border-line);
  border-radius:0 0 10px 10px;
  padding:18px 24px;
  color:var(--text-weak);
  font-size:14px;
}
.reading-note strong{color:var(--text-strong)}

/* FAQ */
.faq-wrap{max-width:900px;margin-top:8px}
.faq-item{
  border-bottom:1px solid var(--border-line);
  background:transparent;
}
.faq-item summary{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  cursor:pointer;
  list-style:none;
  padding:22px 8px 22px 2px;
  font-family:var(--font-body);
  font-weight:600;
  font-size:17px;
  color:var(--text-strong);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--primary-600)}
.faq-item summary .faq-ic{
  width:26px;height:26px;border:1px solid var(--border-line);border-radius:50%;
  display:grid;place-items:center;color:var(--accent-400);flex:0 0 auto;
  transition:transform .3s;
  background:#FFFCF7;
}
.faq-item[open] summary .faq-ic{transform:rotate(45deg);color:var(--primary-500)}
.faq-item .faq-ans{padding:0 30px 24px 2px;color:var(--text-weak);font-size:15px;line-height:1.9}
.faq-item h3{display:inline;font-size:17px;font-weight:600}

/* data rail */
.data-rail{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:18px;
  margin-bottom:20px;
}
.rail-card{
  padding:26px 26px;
  background:#FFFCF7;border:1px solid var(--border-line);border-radius:var(--radius-card);
}
.rail-card .rail-label{color:var(--accent-400);font-size:13px;text-transform:uppercase;letter-spacing:.08em;display:block;margin-bottom:12px}
.rail-card h3{font-size:19px;font-weight:700;color:var(--text-strong)}
.rail-card p{color:var(--text-weak);font-size:15px;margin-top:8px;line-height:1.8}

/* CTA form */
.cta-section{
  background:
   radial-gradient(circle at 80% 20%, rgba(198,166,100,.12), transparent 29%),
   linear-gradient(105deg,#0B1C15,#0D261B);
  border-radius:var(--radius-card);
  margin-top:44px;
  margin-bottom:36px;
  padding:50px 50px;
  display:grid;
  grid-template-columns:.9fr 1.1fr;
  gap:40px;
  color:#EDF0E8;
}
.cta-art h2{color:#fff;font-family:var(--font-title);font-size:clamp(24px,2.6vw,38px)}
.cta-art p{color:rgba(238,241,235,.85);line-height:1.95;margin-top:18px;font-size:15px}
.cta-art .cta-list{margin-top:26px;display:grid;gap:10px}
.cta-art .cta-list li{display:flex;gap:12px;color:rgba(238,241,235,.92);font-size:15px}
.cta-art .cta-list li::before{content:"";width:7px;height:7px;border-radius:99px;background:var(--accent-400);margin-top:9px;flex:0 0 auto}
.contact-form{display:grid;grid-template-columns:1fr 1fr;gap:24px 20px}
.form-group{display:flex;flex-direction:column;gap:6px}
.form-group.full{grid-column:1/-1}
.form-label{color:#E6E9E0;font-size:14px}
.form-ctrl{
  background:transparent;
  border:0;
  border-bottom:1px solid rgba(230,233,224,.5);
  border-radius:0;
  padding:11px 2px;
  color:#fff;
  font-size:15px;
  outline:none;
  transition:border-color .2s;
}
.form-ctrl::placeholder{color:rgba(255,255,255,.45)}
.form-ctrl:hover{border-color:rgba(230,233,224,.8)}
.form-ctrl:focus{border-bottom:1.5px solid var(--accent-400);background:rgba(255,255,255,.02)}
.form-ctrl.error{border-bottom-color:var(--error)}
select.form-ctrl{appearance:none;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 24 24' xmlns='http://www.w3.org/2000/svg' fill='%23E1CFA3'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:100% 65%;background-size:18px 18px}
textarea.form-ctrl{resize:vertical;min-height:74px}
.cta-btn{
  min-height:48px;
  background:var(--accent-400);
  color:#15231B;
  border:0;
  height:fit-content;
  padding:0 34px;
  border-radius:var(--radius-btn);
  font-weight:700;
  cursor:pointer;
  transition:background .18s,transform .18s;
  grid-column:1/-1;
  white-space:nowrap;
}
.cta-btn:hover{background:var(--accent-300)}
.cta-btn:active{transform:translateY(1px)}
.cta-aside{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.08);padding-top:14px;color:rgba(238,241,235,.72);font-size:14px}

/* footer */
.site-footer{background:var(--bg-dark);color:#C9D1CB;font-size:14px;padding-top:46px}
.footer-main{border-bottom:1px solid rgba(255,255,255,.09);padding-bottom:40px}
.footer-main .container{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:44px}
.flogo{font-family:var(--font-title);font-weight:700;font-size:24px;color:#F5F0E6;margin-bottom:14px}
.flogo span{color:var(--accent-400)}
.footer-brand p{line-height:1.95;color:#A4AFA7;max-width:480px}
.footer-title{color:#E5E8E0;font-weight:700;margin-bottom:14px;font-size:15px}
.footer-links li{margin:7px 0}
.footer-links a,.footer-meta a{color:#A4B0A8;transition:color .18s}
.footer-links a:hover{color:var(--accent-300)}
.footer-links a svg{width:13px;height:13px;display:none}
.footer-contact li{display:flex;gap:10px;margin:10px 0;color:#A4AFA7}
.footer-contact svg{width:18px;height:18px;fill:none;stroke:var(--accent-400);stroke-width:1.6;flex:0 0 auto;margin-top:4px}
.footer-bottom-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;padding-top:22px;padding-bottom:24px;font-size:13px;color:#7D8B83}
.footer-meta{display:flex;flex-wrap:wrap;gap:12px;color:#7D8B83}

/* responsive */
@media(max-width:1280px){
  .category-hero h1{font-size:clamp(38px,5.2vw,64px)}
  .metric-item{padding:25px 20px}
  .content-index-grid{grid-template-columns:repeat(5,1fr)}
  .compare-block{padding:44px 42px}
}
@media(max-width:992px){
  .category-hero{background-position:center}
  .metric-overlap{margin-top:10px}
  .metric-panel{grid-template-columns:1fr 1fr}
  .metric-item{border-right:0;border-bottom:1px solid var(--border-line)}
  .metric-item:nth-child(2n){border-left:1px solid var(--border-line)}
  .metric-item:nth-last-child(-n+2){border-bottom:0}
  .leader-grid{grid-template-columns:1fr}
  .feat-figure{grid-template-columns:1fr}
  .figure-body{padding:20px 24px 30px}
  .content-index-grid{grid-template-columns:1fr;gap:0}
  .index-item{border-right:0;border-bottom:1px solid var(--border-line)}
  .compare-block{grid-template-columns:1fr}
  .data-rail{grid-template-columns:1fr}
  .cta-section{grid-template-columns:1fr;padding:38px 28px}
  .footer-main .container{grid-template-columns:1fr}
  .content-block h2{margin-top:70px}
  .form-ctrl{width:100%}
}
@media(max-width:768px){
  .header-upper .container{align-items:flex-start;flex-wrap:nowrap}
  .brand-logo{font-size:20px;white-space:normal}
  .search-form{display:none}
  .header-actions .top-cta{padding:0 14px;min-height:36px}
  .nav-link{padding:9px 12px;font-size:14px}
  .category-hero h1{font-size:38px}
  .hero-sub{font-size:16px}
  .category-hero{padding:62px 0 90px}
  .topic-row{flex-direction:column;gap:14px;padding:20px 18px}
  .topic-count{-webkit-text-stroke:0;color:var(--accent-400);font-size:22px;min-width:0}
  .feat-figure .figure-media{min-height:250px}
  .compare-block{padding:32px 24px}
  .compare-old,.compare-new{padding:22px}
  .cta-section{border-radius:14px}
  .contact-form{grid-template-columns:1fr}
}
@media(max-width:576px){
  .container{padding:0 16px}
  .metric-panel{grid-template-columns:1fr 1fr}
  .metric-item{padding:24px 16px}
  .metric-label{font-size:13px}
  .content-block h2{font-size:27px}
  .figure-body h3{font-size:24px}
  .footer-bottom-inner{flex-direction:column}
  .nav-channel .container{justify-content:flex-start}
  .top-cta{white-space:nowrap}
  .brand-logo{letter-spacing:.3px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: category3 */
:root{
  --bg-page:#F4F0E8;
  --bg-alt:#E8EFEA;
  --bg-dark:#0B1C15;
  --primary-700:#0B3B2A;
  --primary-600:#15503B;
  --primary-500:#1F6D4E;
  --accent-400:#C6A664;
  --accent-300:#E1CFA3;
  --gold-line:#D8C39B;
  --text-strong:#14211A;
  --text-main:#26332C;
  --text-muted:#6A7A71;
  --text-placeholder:#A6B2AA;
  --border-line:#DDD6C6;
  --tag-bg:#F0E9D9;
  --success:#3B7A57;
  --error:#B0403A;
  --shadow-card:0 10px 30px rgba(24,46,34,.06);
  --shadow-hover:0 18px 40px rgba(24,46,34,.12);
  --radius-btn:6px;
  --radius-card:14px;
  --radius-img:10px;
  --radius-pill:999px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-page);
  color:var(--text-main);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,p,figure{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{max-width:1280px;margin:0 auto;padding:0 28px}
.skip-link{
  position:fixed;left:16px;top:-80px;z-index:9999;
  background:var(--primary-700);color:#fff;padding:10px 16px;border-radius:var(--radius-btn);
  transition:top .2s ease;
}
.skip-link:focus{top:16px;color:#fff}
.gold{color:var(--accent-400)}
.text-muted{color:var(--text-muted)}
.section-space{padding:100px 0}
.clear{clear:both}
@media(max-width:768px){.container{padding:0 20px}.section-space{padding:72px 0}}

/* 按钮体系 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 24px;border-radius:var(--radius-btn);
  border:1px solid transparent;font-weight:600;line-height:1;
  cursor:pointer;transition:background .2s ease,border-color .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn:focus-visible{outline:2px solid var(--accent-400);outline-offset:3px}
.btn-primary{background:var(--primary-700);color:#fff;border-color:var(--primary-700)}
.btn-primary:hover{background:var(--primary-500);border-color:var(--primary-500);color:#fff;box-shadow:var(--shadow-card);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-gold{background:var(--accent-400);color:#16211B;border-color:var(--accent-400)}
.btn-gold:hover{background:var(--accent-300);border-color:var(--accent-300);color:#0E1A14;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--primary-700);border-color:rgba(11,59,42,.65)}
.btn-ghost:hover{background:rgba(11,59,42,.08);border-color:var(--primary-700)}
.btn-ghost-light{background:rgba(255,255,255,.06);color:var(--accent-300);border-color:rgba(216,195,155,.55)}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);border-color:var(--accent-300);color:var(--accent-300)}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px}

/* 全站导航 */
.site-header{background:var(--bg-page);border-bottom:1px solid var(--border-line)}
.header-top{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 0;min-height:72px;
}
.brand-logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:10px;
  background:var(--primary-700);display:flex;align-items:center;justify-content:center;
  box-shadow:inset 0 0 0 1px rgba(216,195,155,.55),0 6px 14px rgba(11,59,42,.2);
}
.brand-mark svg{width:20px;height:20px;stroke:var(--accent-300)}
.brand-text{
  font-family:"Noto Serif SC","Source Han Serif SC",SimSun,serif;
  font-size:23px;font-weight:800;letter-spacing:.01em;color:var(--primary-700);line-height:1.2;
}
.brand-text span{color:var(--accent-400)}
.header-tools{display:flex;align-items:center;gap:14px}
.header-search{
  display:flex;align-items:center;gap:8px;
  border-bottom:1px solid var(--border-line);padding:4px 2px;width:220px;
}
.header-search svg{width:17px;height:17px;stroke:var(--text-muted);flex:none}
.header-search input{
  border:0;outline:0;background:transparent;width:100%;
  font-size:14px;color:var(--text-main);
}
.header-search input::placeholder{color:var(--text-placeholder)}
.header-search:focus-within{border-bottom-color:var(--accent-400)}
.header-search:focus-within svg{stroke:var(--primary-600)}
.search-toggle{
  display:none;width:40px;height:40px;border-radius:8px;
  align-items:center;justify-content:center;background:transparent;border:0;cursor:pointer;color:var(--primary-700)
}
.search-toggle:hover{background:rgba(11,59,42,.08)}
.nav-channel{
  position:sticky;top:0;z-index:100;
  display:flex;align-items:center;justify-content:center;gap:2px;
  background:var(--bg-page);border-top:1px solid rgba(221,214,198,.6);
  border-bottom:1px solid var(--border-line);
  padding:0 20px;width:100%;
  overflow-x:auto;scrollbar-width:none;
}
.nav-channel::-webkit-scrollbar{display:none}
.nav-link{
  display:inline-flex;align-items:center;white-space:nowrap;position:relative;
  padding:13px 22px 9px;color:var(--text-muted);font-size:15px;font-weight:500;
  border-bottom:2px solid transparent;transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--primary-700);background:rgba(11,59,42,.045)}
.nav-link.active{color:var(--primary-700);font-weight:700;border-bottom-color:var(--accent-400)}
.nav-link:focus-visible{outline:2px solid var(--accent-400);outline-offset:-2px;border-radius:4px}

/* Hero */
.cat-hero{
  position:relative;overflow:hidden;
  background:var(--bg-alt) url("/assets/images/backpic/back-3.webp") center/cover no-repeat;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(244,240,232,.98) 20%,rgba(244,240,232,.9) 58%,rgba(232,239,234,.66));
}
.cat-hero .container{position:relative;z-index:2;padding-top:54px;padding-bottom:58px}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--text-muted);margin-bottom:30px;
}
.breadcrumb svg{width:14px;height:14px;stroke:var(--text-muted)}
.breadcrumb a:hover{color:var(--primary-600)}
.hero-kicker{
  display:inline-flex;align-items:center;gap:10px;
  color:var(--primary-600);font-size:13px;font-weight:600;letter-spacing:.16em;
  text-transform:uppercase;margin-bottom:18px;
}
.hero-kicker::before{content:"";width:36px;height:1px;background:var(--accent-400)}
.cat-hero h1{
  font-family:"Noto Serif SC","Source Han Serif SC",SimSun,serif;
  font-size:clamp(36px,4.6vw,62px);line-height:1.2;color:var(--primary-700);
  font-weight:800;max-width:980px;letter-spacing:-.01em;
}
.cat-hero h1 .em-gold{
  color:var(--accent-400);font-size:1.04em;
}
.cat-hero h1 .cat-tag{
  display:inline-block;vertical-align:middle;margin-left:16px;
  font-size:15px;font-weight:700;color:var(--primary-600);
  border:1px solid var(--gold-line);background:rgba(255,255,255,.45);
  padding:4px 12px;border-radius:var(--radius-pill);letter-spacing:.08em;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
.hero-desc{
  margin-top:22px;max-width:700px;font-size:17px;line-height:1.9;color:#33443B;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-note{
  display:flex;align-items:center;gap:16px;flex-wrap:wrap;
  margin-top:34px;padding-top:22px;border-top:1px solid rgba(11,59,42,.14);
  color:var(--text-muted);font-size:13px;
}
.hero-note span{display:inline-flex;align-items:center;gap:7px}
.hero-note svg{width:16px;height:16px;stroke:var(--primary-500)}

/* 分类页速览 */
.cat-index{
  position:relative;z-index:2;margin:-1px auto 0;
  border:1px solid var(--border-line);border-top:0;
  background:rgba(255,253,247,.8);
  display:flex;align-items:center;gap:4px;padding:4px 18px;flex-wrap:wrap;
  border-radius:0 0 12px 12px;
}
.cat-index-label{
  font-size:13px;color:var(--primary-700);font-weight:700;margin-right:6px;display:inline-flex;align-items:center;gap:6px;
}
.cat-index-label::before{content:"";width:1px;height:14px;background:var(--gold-line)}
.cat-index a{
  display:inline-flex;align-items:center;padding:8px 14px;color:var(--text-muted);font-size:14px;border-radius:var(--radius-pill);
}
.cat-index a:hover{background:rgba(11,59,42,.07);color:var(--primary-700)}

/* 通用标题 */
.section-title-wrap{max-width:820px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:700;letter-spacing:.14em;
  color:var(--primary-600);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow-line{display:inline-block;width:28px;height:1px;background:var(--accent-400)}
.section-title-wrap h2{
  font-family:"Noto Serif SC","Source Han Serif SC",SimSun,serif;
  font-size:clamp(26px,3vw,39px);color:var(--primary-700);
  line-height:1.35;font-weight:800;margin-bottom:14px;
}
.section-title-wrap p{font-size:16px;color:var(--text-muted);line-height:1.9}
.center-title{margin-left:auto;margin-right:auto;text-align:center}
.center-title .eyebrow{justify-content:center}
.center-title .eyebrow-line{display:none}

/* 合作模式横向条目式 */
.coop-bg{background:var(--bg-alt)}
.mode-meta{
  display:flex;align-items:center;border-bottom:1px solid rgba(11,59,42,.18);
  padding-bottom:16px;margin-bottom:8px;
}
.mode-meta strong{font-family:"Noto Serif SC",SimSun,serif;font-size:22px;color:var(--primary-700)}
.mode-meta span{margin-left:auto;color:var(--text-muted);font-size:14px}
.mode-list{border-top:1px solid var(--border-line)}
.mode-row{
  display:grid;grid-template-columns:92px minmax(0,1fr) auto;
  gap:20px 28px;padding:40px 0 32px;border-bottom:1px solid var(--border-line);
  transition:background .2s ease;
}
.mode-row:hover{background:rgba(255,255,255,.55)}
.mode-index{
  font-family:"Noto Serif SC",SimSun,serif;font-weight:700;font-size:38px;line-height:1;
  color:transparent;-webkit-text-stroke:1px var(--primary-500);
}
.mode-content h3{
  font-family:"Noto Serif SC","Source Han Serif SC",SimSun,serif;
  font-size:21px;color:var(--primary-700);font-weight:800;margin-bottom:6px;
}
.mode-content p{color:var(--text-main);max-width:800px;font-size:15.5px;line-height:1.85}
.mode-tags{display:flex;flex-direction:column;align-items:flex-end;gap:8px;padding-top:6px}
.mode-tags .tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--primary-700);
  border:1px solid rgba(198,166,100,.6);background:rgba(198,166,100,.12);
  border-radius:var(--radius-pill);padding:2px 12px;white-space:nowrap;
}
@media(max-width:768px){
  .mode-row{grid-template-columns:64px minmax(0,1fr)}
  .mode-tags{flex-direction:row;grid-column:2;flex-wrap:wrap;padding-top:0}
}

/* 流程 section */
.process-section{background:#FBF9F3}
.steps-grid{
  display:grid;grid-template-columns:repeat(5,1fr);gap:20px;position:relative;
}
.step-item{
  position:relative;background:var(--bg-page);border:1px solid var(--border-line);
  border-radius:var(--radius-card);padding:28px 22px;min-height:236px;
  box-shadow:var(--shadow-card);transition:transform .25s ease,box-shadow .25s ease;
}
.step-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.step-num{
  font-family:"Noto Serif SC",SimSun,serif;font-size:44px;font-weight:700;
  color:transparent;-webkit-text-stroke:1px var(--accent-400);margin-bottom:18px;line-height:1;
}
.step-ic{display:flex;width:28px;height:28px;margin-bottom:24px;color:var(--primary-600)}
.step-ic svg{width:100%;height:100%;stroke:var(--primary-600);fill:none;stroke-width:1.6}
.step-copy h3{font-size:17px;color:var(--primary-700);font-weight:700;margin-bottom:6px}
.step-copy p{font-size:13.5px;color:var(--text-muted);line-height:1.8}
.step-note{
  grid-column:1/-1;text-align:center;margin-top:36px;padding:20px 28px;
  border:1px dashed var(--gold-line);background:rgba(198,166,100,.08);
  color:var(--text-muted);font-size:14px;border-radius:var(--radius-card);
}
@media(max-width:992px){
  .steps-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:1fr}
  .step-note{grid-column:1/-1}
}
@media(max-width:576px){.steps-grid{grid-template-columns:1fr}.step-item{min-height:0}}

/* 场景行 */
.scene-section{background:var(--bg-page)}
.scene-row{
  display:grid;grid-template-columns:280px minmax(0,1fr) auto;
  align-items:stretch;background:#FFFDF8;border:1px solid var(--border-line);
  border-radius:var(--radius-card);overflow:hidden;margin-bottom:24px;
  box-shadow:var(--shadow-card);transition:box-shadow .25s ease,transform .25s ease;
}
.scene-row:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.scene-media{position:relative;min-height:190px;overflow:hidden}
.scene-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.scene-media::after{
  content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,28,21,.02) 55%,rgba(11,28,21,.3));pointer-events:none;
}
.scene-body{padding:30px 34px 26px;display:flex;flex-direction:column;justify-content:center}
.scene-body h3{font-size:19px;color:var(--primary-700);font-family:"Noto Serif SC",SimSun,serif;font-weight:800;margin-bottom:8px}
.scene-body p{font-size:15px;line-height:1.85;color:var(--text-main);max-width:640px}
.scene-points{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.scene-points span{
  font-size:12px;color:var(--primary-600);background:var(--bg-alt);
  border:1px solid rgba(11,59,42,.12);border-radius:var(--radius-pill);padding:3px 12px;
}
.scene-arrow{
  width:64px;display:flex;align-items:center;justify-content:center;border-left:1px solid var(--border-line);flex:none;
}
.scene-arrow svg{width:24px;height:24px;stroke:var(--accent-400);transition:transform .25s ease}
.scene-row:hover .scene-arrow svg{transform:translateX(5px)}
@media(max-width:768px){
  .scene-row{grid-template-columns:1fr}
  .scene-media{min-height:180px;position:relative}
  .scene-media img{position:absolute}
  .scene-arrow{display:none}
}

/* 对比区块 */
.compare-section{background:var(--bg-dark);color:rgba(255,255,255,.82)}
.compare-section .section-title-wrap h2{color:#F4F0E8}
.compare-section .section-title-wrap p{color:rgba(244,240,232,.64)}
.compare-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:20px}
.compare-card{
  border:1px solid rgba(244,240,232,.14);border-radius:var(--radius-card);
  padding:32px 28px;background:rgba(255,255,255,.05);
}
.compare-card.is-old{opacity:.82;background:rgba(255,255,255,.025)}
.compare-card.is-new{
  background:linear-gradient(135deg,rgba(27,74,54,.9),rgba(11,28,21,.95));
  border-left:2px solid var(--accent-400);
}
.compare-label{
  font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--accent-300);
  display:inline-flex;align-items:center;gap:8px;
}
.compare-label::before{content:"";width:18px;height:1px;background:var(--gold-line)}
.compare-card h3{
  font-family:"Noto Serif SC",SimSun,serif;font-size:27px;font-weight:800;
  color:#fff;margin-top:16px;line-height:1.4;
}
.compare-card.is-old h3{color:rgba(244,240,232,.62)}
.compare-list{margin-top:24px}
.compare-list li{
  display:flex;gap:12px;align-items:flex-start;color:rgba(244,240,232,.86);
  padding:9px 0;border-bottom:1px solid rgba(244,240,232,.1);font-size:14.5px;line-height:1.6;
}
.compare-list li:last-child{border-bottom:0}
.compare-list svg{width:17px;height:17px;flex:none;margin-top:4px;color:var(--accent-300)}
.is-old .compare-list svg{color:rgba(244,240,232,.3)}
@media(max-width:768px){.compare-grid{grid-template-columns:1fr}}

/* FAQ */
.faq-band{background:var(--bg-page)}
.faq-band .section-title-wrap{max-width:900px;margin-left:auto;margin-right:auto;text-align:center}
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{
  border:1px solid var(--border-line);border-radius:var(--radius-card);
  background:#FCFAF4;margin-bottom:12px;overflow:hidden;
}
.faq-q{font-size:17px;margin:0}
.faq-q button{
  width:100%;display:flex;align-items:center;gap:18px;text-align:left;
  background:transparent;border:0;padding:22px 26px;cursor:pointer;
  color:var(--primary-700);font-weight:700;font-size:16px;line-height:1.5;
}
.faq-q button:hover{background:rgba(198,166,100,.08)}
.faq-q button:focus-visible{outline:2px solid var(--accent-400);outline-offset:-3px}
.faq-q-title{flex:1}
.faq-arrow{
  width:32px;height:32px;flex:none;border:1px solid var(--gold-line);border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;color:var(--accent-400);
  transition:transform .3s ease,background .3s ease;
}
.faq-arrow svg{width:14px;height:14px;stroke:currentColor}
.faq-item.active .faq-arrow{transform:rotate(45deg);background:var(--accent-400);color:#0B1C15}
.faq-a{display:none;padding:0 26px 24px;color:var(--text-main);font-size:15px;line-height:1.9}
.faq-a p{max-width:820px}
.faq-item.active .faq-a{display:block;animation:faq-open .3s ease}
@keyframes faq-open{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}

/* 转化表单带 */
.contact-band{
  position:relative;overflow:hidden;background:var(--bg-dark);color:rgba(255,255,255,.9);
}
.contact-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,28,21,.92) 20%,rgba(11,28,21,.6)),
    url("/assets/images/backpic/back-2.png") right bottom/cover no-repeat;
  pointer-events:none;
}
.contact-band .container{position:relative;z-index:2;padding-top:96px;padding-bottom:96px;display:grid;grid-template-columns:1fr 1.08fr;gap:64px;align-items:center}
.contact-copy h2{
  font-family:"Noto Serif SC",SimSun,serif;color:#FAF6ED;font-size:clamp(28px,3vw,40px);
  line-height:1.4;font-weight:800;max-width:520px;
}
.contact-copy .hairline{width:48px;height:1px;background:var(--accent-400);margin:28px 0 24px}
.contact-copy p{color:rgba(244,240,232,.72);font-size:15px;line-height:2;max-width:460px}
.contact-point{display:flex;align-items:center;gap:12px;margin-top:18px;color:rgba(244,240,232,.85);font-size:14px}
.contact-point svg{width:18px;height:18px;stroke:var(--accent-300)}
.contact-form{
  background:rgba(244,240,232,.08);border:1px solid rgba(216,195,155,.2);
  border-radius:var(--radius-card);padding:38px 34px;backdrop-filter:blur(2px);
}
.form-title{font-size:19px;font-weight:700;color:#FAF6ED;margin-bottom:6px}
.form-desc{font-size:13px;color:rgba(244,240,232,.62);margin-bottom:28px}
.form-row{margin-bottom:20px}
.form-label{display:block;font-size:13px;color:rgba(244,240,232,.75);font-weight:600;margin-bottom:4px;letter-spacing:.02em}
.form-input,.form-select,.form-textarea{
  width:100%;background:transparent;border:0;border-bottom:1px solid rgba(244,240,232,.35);
  border-radius:0;color:#FAF6ED;padding:8px 2px;outline:0;transition:border-color .2s ease;
  -webkit-appearance:none;appearance:none;
}
.form-input:focus,.form-select:focus,.form-textarea:focus{border-bottom-color:var(--accent-400)}
.form-input::placeholder,.form-textarea::placeholder{color:rgba(244,240,232,.42)}
.form-textarea{min-height:90px;resize:vertical;line-height:1.6}
.form-select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23E1CFA3' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 4px center;padding-right:28px;cursor:pointer;
}
.form-select option{color:#14211A;background:#fff}
.form-tip{font-size:12px;color:rgba(244,240,232,.45);margin-top:14px}
@media(max-width:992px){
  .contact-band .container{grid-template-columns:1fr;gap:40px;padding-top:72px;padding-bottom:72px}
}

/* 页脚 */
.site-footer{
  background:#071710;color:rgba(244,240,232,.65);border-top:1px solid rgba(216,195,155,.18);
}
.footer-main{padding:64px 0 44px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr;gap:56px}
.flogo{
  font-family:"Noto Serif SC",SimSun,serif;color:#F4F0E8;font-size:25px;font-weight:800;
  line-height:1.3;display:flex;align-items:center;gap:8px;
}
.flogo span{color:var(--accent-400)}
.footer-brand p:not(.flogo){font-size:14px;color:rgba(244,240,232,.58);line-height:1.9;margin-top:16px;max-width:320px}
.footer-title{font-size:15px;color:#F4F0E8;font-weight:700;margin-bottom:20px;display:flex;align-items:center;gap:10px}
.footer-title::before{content:"";width:16px;height:1px;background:var(--accent-400)}
.footer-links{display:flex;flex-wrap:wrap;gap:2px 18px}
.footer-links a{display:inline-flex;padding:5px 0;font-size:14px;color:rgba(244,240,232,.62);transition:color .2s ease}
.footer-links a:hover{color:var(--accent-300)}
.footer-contact{list-style:none;display:grid;gap:12px}
.footer-contact li{display:flex;align-items:center;gap:10px;font-size:14px;line-height:1.6}
.footer-contact svg{width:18px;height:18px;flex:none;stroke:var(--accent-300);fill:none;stroke-width:1.7}
.footer-bottom{border-top:1px solid rgba(244,240,232,.1);padding:18px 0}
.footer-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12px;color:rgba(244,240,232,.5);flex-wrap:wrap}
.footer-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.footer-meta a{display:inline-flex;align-items:center;gap:6px;color:rgba(244,240,232,.66)}
.footer-meta a:hover{color:var(--accent-300)}
@media(max-width:992px){.footer-grid{grid-template-columns:1fr 1fr;gap:40px}}
@media(max-width:576px){.footer-grid{grid-template-columns:1fr;gap:30px}.footer-bottom-inner{flex-direction:column;align-items:flex-start}}

/* 响应式 */
@media(max-width:992px){
  .header-search{width:170px}
  .cat-hero h1{font-size:clamp(32px,5vw,46px)}
}
@media(max-width:768px){
  h2{font-size:26px}
  .header-top{flex-wrap:wrap;gap:10px}
  .header-search{display:none}
  .search-toggle{display:inline-flex}
  .brand-text{font-size:21px}
  .nav-channel{justify-content:flex-start;padding:0 8px}
  .compare-card{padding:24px}
}
@media(max-width:576px){
  .header-top{padding:10px 0;min-height:60px}
  .brand-logo{gap:8px}
  .brand-mark{width:32px;height:32px;border-radius:8px}
  .brand-text{font-size:19px}
  .header-cta{min-height:36px;padding:0 12px;font-size:13px}
  .cat-hero .container{padding-top:40px;padding-bottom:40px}
  .cat-hero h1{font-size:31px;line-height:1.35}
  .cat-hero h1 .cat-tag{margin-left:0;margin-top:10px}
  .hero-title{font-size:31px}
  .hero-desc{font-size:15px}
  .hero-actions .btn{width:100%}
  .section-title-wrap h2{font-size:24px}
  .cat-index a{padding:8px 10px}
  .mode-row{grid-template-columns:46px minmax(0,1fr);padding-top:28px;padding-bottom:24px}
  .mode-index{font-size:30px}
  .mode-content h3{font-size:18px}
  .scene-body{padding:22px 20px}
  .contact-form{padding:26px 20px}
  .contact-band .container{padding-top:60px;padding-bottom:60px}
  .faq-q button{padding:18px 18px;gap:12px}
  .faq-q-title{font-size:15px}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto}
}