/* roulang page: index */
:root {
            --bg: #F6F3EC;
            --bg-soft: #EFE9DD;
            --surface: #FFFFFF;
            --brand: #176B57;
            --brand-dark: #0D4034;
            --brand-deep: #0A3229;
            --brand-soft: #DFEBE6;
            --accent: #C25D32;
            --accent-dark: #A94F2A;
            --sand: #C9A77D;
            --text: #203A34;
            --text-soft: #647E74;
            --border: #DDD5C8;
            --line-light: #EAE3D7;
            --radius-sm: 10px;
            --radius-md: 14px;
            --radius-lg: 20px;
            --radius-xl: 30px;
            --shadow-sm: 0 4px 14px rgba(28, 57, 48, 0.06);
            --shadow-md: 0 8px 22px rgba(28, 57, 48, 0.09);
            --shadow-lg: 0 16px 36px rgba(28, 57, 48, 0.15);
            --font-ui: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --font-serif: "Noto Serif CJK SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
            --content-w: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            margin: 0;
            background: var(--bg);
            color: var(--text);
            font-family: var(--font-ui);
            font-size: 16px;
            line-height: 1.75;
            min-height: 100vh;
        }

        body.no-scroll {
            overflow: hidden;
        }

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

        a {
            color: var(--brand);
            text-decoration: none;
            transition: color 0.2s ease, background 0.2s ease, border-color 0.2s ease;
        }

        a:hover {
            color: var(--brand-dark);
        }

        a:focus-visible,
        button:focus-visible,
        summary:focus-visible,
        .directory-card:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 6px;
        }

        button {
            font-family: inherit;
            border: 0;
            cursor: pointer;
        }

        p {
            margin: 0 0 1rem;
        }

        .container {
            max-width: var(--content-w);
            margin: 0 auto;
            padding: 0 clamp(18px, 2.5vw, 28px);
        }

        .skip-link {
            position: absolute;
            left: -9999px;
            top: 12px;
            background: var(--brand-dark);
            color: #fff;
            padding: 10px 16px;
            border-radius: 999px;
            z-index: 999;
        }

        .skip-link:focus {
            left: 12px;
        }

        /* Buttons */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 22px;
            border-radius: 999px;
            font-weight: 700;
            font-size: 0.95rem;
            line-height: 1.2;
            border: 1px solid transparent;
            transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.2s ease, border-color 0.2s ease;
        }

        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(13, 64, 52, 0.14);
        }

        .btn-brand {
            background: var(--brand);
            color: #fff;
        }

        .btn-brand:hover {
            background: var(--brand-dark);
            color: #fff;
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
        }

        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            box-shadow: 0 14px 26px rgba(194, 93, 50, 0.25);
        }

        .btn-light {
            background: #fff;
            color: var(--brand-dark);
            border-color: #fff;
        }

        .btn-light:hover {
            background: var(--bg-soft);
            color: var(--brand-deep);
            border-color: var(--border);
        }

        .btn-ghost-light {
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.45);
        }

        .btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.16);
            color: #fff;
            border-color: #fff;
        }

        .tag,
        .badge-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border-radius: 999px;
            font-size: 0.78rem;
            line-height: 1;
            padding: 5px 10px;
            background: var(--brand-soft);
            color: var(--brand-dark);
            border: 1px solid #cfe0d6;
            white-space: nowrap;
        }

        /* Header & Nav */
        .site-header {
            position: sticky;
            top: 10px;
            z-index: 100;
            padding: clamp(8px, 1.2vw, 14px) clamp(14px, 2.2vw, 28px) 0;
        }

        .header-inner {
            max-width: 1240px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            gap: 12px;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(10px);
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.65);
            box-shadow: var(--shadow-md);
            padding: 10px 14px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 7px 14px 7px 8px;
            border-radius: 999px;
            color: var(--brand-dark);
            font-weight: 800;
            font-size: 1.2rem;
            white-space: nowrap;
            background: var(--brand-soft);
        }

        .brand:hover {
            color: var(--brand-deep);
            background: #d5e5df;
        }

        .brand-mark {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: var(--brand);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 0.72rem;
            font-weight: 800;
            flex: 0 0 auto;
            letter-spacing: -0.05em;
        }

        .brand-mark::before {
            content: "半";
        }

        .main-nav {
            flex: 1;
            min-width: 0;
        }

        .nav-panel {
            display: flex;
            align-items: center;
            gap: 5px;
            flex-wrap: nowrap;
            justify-content: flex-end;
        }

        .nav-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 13px;
            border-radius: 999px;
            background: transparent;
            color: var(--text);
            border: 1px solid transparent;
            font-size: 0.92rem;
            font-weight: 600;
            white-space: nowrap;
            transition: background .2s, color .2s, border-color .2s, transform .2s, box-shadow .2s;
        }

        .nav-pill .nav-ico {
            width: 15px;
            height: 15px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }

        .nav-pill .nav-ico svg {
            width: 15px;
            height: 15px;
            stroke: currentColor;
            fill: none;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .nav-pill:hover {
            background: var(--bg-soft);
            color: var(--brand-dark);
            transform: translateY(-1px);
        }

        .nav-pill.active,
        .nav-pill.is-active {
            background: var(--brand-dark);
            color: #fff;
            border-color: var(--brand-dark);
            box-shadow: 0 8px 16px rgba(13, 64, 52, 0.2);
        }

        .nav-pill.active:hover {
            background: var(--brand-deep);
            color: #fff;
        }

        .header-cta {
            margin-left: 7px;
            padding: 10px 16px;
            font-size: 0.88rem;
            background: var(--brand);
            color: #fff;
        }

        .header-cta:hover {
            background: var(--accent);
            color: #fff;
        }

        .nav-toggle {
            display: none;
            align-items: center;
            gap: 6px;
            background: transparent;
            color: var(--brand-dark);
            font-weight: 700;
            padding: 8px 14px;
            border-radius: 999px;
            border: 1px solid var(--border);
            font-size: 0.9rem;
            margin-left: auto;
        }

        .nav-toggle .burger {
            width: 18px;
            height: 18px;
            position: relative;
            display: inline-block;
        }

        .nav-toggle .burger span {
            position: absolute;
            left: 0;
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background: var(--brand-dark);
            top: 8px;
            transition: top .2s, transform .2s, opacity .2s;
        }

        .nav-toggle .burger::before,
        .nav-toggle .burger::after {
            content: "";
            position: absolute;
            left: 0;
            width: 18px;
            height: 2px;
            border-radius: 2px;
            background: var(--brand-dark);
            transition: transform .2s, top .2s;
        }

        .nav-toggle .burger::before {
            top: 3px;
        }

        .nav-toggle .burger::after {
            top: 13px;
        }

        .nav-toggle.open .burger span {
            opacity: 0;
        }

        .nav-toggle.open .burger::before {
            transform: rotate(45deg);
            top: 8px;
        }

        .nav-toggle.open .burger::after {
            transform: rotate(-45deg);
            top: 8px;
        }

        /* Hero */
        .hero {
            position: relative;
            min-height: clamp(560px, 86vh, 760px);
            display: flex;
            align-items: flex-end;
            overflow: hidden;
            color: #fff;
            border-radius: 0 0 42px 42px;
            background-image: linear-gradient(180deg, rgba(13, 64, 52, 0.06) 0%, rgba(13, 64, 52, 0.42) 58%, rgba(13, 64, 52, 0.88) 100%), url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            isolation: isolate;
            margin-top: 2px;
        }

        .hero::after {
            content: "";
            position: absolute;
            z-index: -1;
            width: 560px;
            height: 260px;
            right: -120px;
            top: 130px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.22);
            transform: rotate(-14deg);
            pointer-events: none;
        }

        .hero-inner {
            width: 100%;
            padding: clamp(120px, 16vw, 180px) 0 clamp(36px, 5vw, 64px);
            max-width: var(--content-w);
            position: relative;
            z-index: 2;
        }

        .hero-overline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.13);
            border: 1px solid rgba(255, 255, 255, 0.36);
            padding: 6px 13px;
            border-radius: 999px;
            font-size: 0.84rem;
            letter-spacing: 0.06em;
            margin-bottom: 22px;
            backdrop-filter: blur(6px);
        }

        .hero h1 {
            margin: 0 0 12px;
            font-size: clamp(2.3rem, 5vw, 4.1rem);
            font-weight: 800;
            line-height: 1.15;
            color: #fff;
            letter-spacing: -0.02em;
        }

        .hero-lead {
            font-size: clamp(1.08rem, 1.6vw, 1.34rem);
            max-width: 520px;
            color: rgba(255, 255, 255, 0.93);
            line-height: 1.7;
            margin-bottom: 26px;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.16);
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
        }

        .hero-art {
            position: absolute;
            right: clamp(10px, 6vw, 70px);
            bottom: 46px;
            opacity: 0.75;
            width: 200px;
            height: 140px;
            z-index: 1;
            pointer-events: none;
        }

        .hero-art svg {
            width: 100%;
            height: auto;
            overflow: visible;
        }

        /* Sections */
        .section {
            padding: clamp(48px, 7vw, 90px) 0;
        }

        .section-soft {
            background: var(--bg-soft);
        }

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: clamp(28px, 4vw, 46px);
        }

        .section-header--stack {
            display: block;
            max-width: 760px;
        }

        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            color: var(--accent);
            font-weight: 700;
            font-size: 0.84rem;
            letter-spacing: 0.08em;
            margin-bottom: 8px;
        }

        .section-kicker::before {
            content: "";
            width: 14px;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .section-header h2,
        .section-title {
            font-size: clamp(1.65rem, 3vw, 2.35rem);
            font-weight: 800;
            color: var(--brand-dark);
            line-height: 1.25;
            margin: 0;
            letter-spacing: -0.01em;
        }

        .section-description {
            color: var(--text-soft);
            max-width: 620px;
            margin: 12px 0 0;
            font-size: 0.98rem;
        }

        .section-header-right {
            flex: 0 0 auto;
            text-align: right;
            margin-left: auto;
        }

        .section-header-right a {
            font-weight: 700;
            color: var(--brand);
            font-size: 0.92rem;
        }

        .section-header-right a:hover {
            color: var(--accent);
        }

        /* Directory */
        .directory-grid {
            row-gap: clamp(18px, 2vw, 28px);
        }

        .directory-card {
            position: relative;
            display: block;
            height: 100%;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            color: var(--text);
            transition: box-shadow .25s, transform .25s, border-color .25s;
        }

        .directory-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: #ccbfad;
            color: var(--text);
        }

        .directory-media {
            position: relative;
            aspect-ratio: 4 / 3;
            overflow: hidden;
            background: var(--bg-soft);
        }

        .directory-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transform: scale(1);
            transition: transform 0.45s cubic-bezier(0.2, 0.7, 0.2, 1);
        }

        .directory-card:hover .directory-media img {
            transform: scale(1.03);
        }

        .directory-index {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            width: 38px;
            height: 38px;
            background: rgba(255, 255, 255, 0.9);
            color: var(--brand-dark);
            font-weight: 800;
            font-size: 0.86rem;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
            letter-spacing: 0.02em;
        }

        .directory-body {
            padding: 22px 22px 26px;
        }

        .directory-body h3 {
            margin: 0 0 10px;
            color: var(--brand-dark);
            font-size: 1.28rem;
            font-weight: 800;
        }

        .directory-body p {
            margin: 0 0 18px;
            color: var(--text-soft);
            font-size: 0.92rem;
            line-height: 1.7;
        }

        .directory-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 800;
            font-size: 0.9rem;
            color: var(--brand);
        }

        .directory-link svg {
            width: 15px;
            height: 15px;
            transition: transform .2s;
            stroke: currentColor;
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .directory-card:hover .directory-link {
            color: var(--accent);
        }

        .directory-card:hover .directory-link svg {
            transform: translateX(4px);
        }

        /* Latest / News */
        .news-area {
            background: var(--bg-soft);
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-card {
            display: flex;
            align-items: stretch;
            background: var(--surface);
            border: 1px solid var(--line-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: box-shadow .25s, transform .25s;
        }

        .news-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }

        .news-media {
            flex: 0 0 200px;
            min-height: 158px;
            background-size: cover;
            background-position: center;
            background-color: var(--bg-soft);
            position: relative;
            overflow: hidden;
            display: block;
        }

        .news-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(13, 64, 52, 0.4) 100%);
            opacity: .85;
        }

        .news-media--1 {
            background-image: url('/assets/images/coverpic/cover-2.webp');
        }

        .news-media--2 {
            background-image: url('/assets/images/coverpic/cover-4.png');
        }

        .news-media--3 {
            background-image: url('/assets/images/coverpic/cover-6.png');
        }

        .news-body {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            padding: 18px 20px 20px;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 10px;
        }

        .news-date {
            font-size: 0.78rem;
            color: var(--text-soft);
            background: var(--bg-soft);
            border-radius: 999px;
            padding: 4px 10px;
            line-height: 1.2;
        }

        .news-category {
            font-size: 0.78rem;
            color: var(--brand-dark);
            background: var(--brand-soft);
            border-radius: 999px;
            padding: 4px 10px;
            line-height: 1.2;
        }

        .news-body h3 {
            font-size: 1.12rem;
            margin: 0 0 6px;
            color: var(--text);
            line-height: 1.45;
            font-weight: 800;
        }

        .news-body h3 a {
            color: inherit;
        }

        .news-body h3 a:hover {
            color: var(--brand);
        }

        .news-summary {
            color: var(--text-soft);
            font-size: 0.9rem;
            line-height: 1.7;
            overflow: hidden;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            margin: 0 0 12px;
        }

        .news-more {
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            color: var(--brand);
            font-weight: 700;
            font-size: 0.86rem;
        }

        .news-more svg {
            width: 14px;
            height: 14px;
            stroke: currentColor;
            fill: none;
            stroke-width: 2;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .news-card:hover .news-more {
            color: var(--accent);
        }

        .news-empty {
            border: 2px dashed #c8bcab;
            border-radius: var(--radius-lg);
            background: rgba(255, 255, 255, 0.5);
            padding: 56px 24px;
            text-align: center;
            color: var(--text-soft);
            font-size: 0.96rem;
        }

        /* Related reading */
        .related-grid {
            clear: both;
            row-gap: 24px;
        }

        .related-feature {
            position: relative;
            display: flex;
            align-items: flex-end;
            min-height: 380px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background-image: linear-gradient(180deg, rgba(13, 64, 52, 0.02) 40%, rgba(13, 64, 52, 0.82) 100%), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            padding: 30px;
            color: #fff;
            width: 100%;
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.25s, transform 0.25s;
        }

        .related-feature:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
            color: #fff;
        }

        .related-feature-content {
            display: block;
            max-width: 500px;
        }

        .related-feature-tag {
            display: inline-block;
            background: rgba(255, 255, 255, 0.18);
            border: 1px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            font-size: 0.78rem;
            padding: 5px 12px;
            border-radius: 999px;
            margin-bottom: 12px;
            backdrop-filter: blur(4px);
        }

        .related-feature h3 {
            font-size: 1.45rem;
            margin: 0 0 8px;
            color: #fff;
            line-height: 1.4;
        }

        .related-feature p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.95rem;
            margin: 0;
        }

        .related-stack {
            display: flex;
            flex-direction: column;
            gap: 16px;
            height: 100%;
        }

        .related-row {
            flex: 1;
            display: flex;
            align-items: center;
            background: var(--surface);
            border: 1px solid var(--line-light);
            border-radius: var(--radius-md);
            padding: 17px 18px;
            color: var(--text);
            box-shadow: var(--shadow-sm);
            transition: box-shadow .2s, transform .2s, border-color .2s;
        }

        .related-row:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: var(--text);
            border-color: #d1c2ad;
        }

        .related-row-ico {
            flex: 0 0 42px;
            width: 42px;
            height: 42px;
            border-radius: 50%;
            background: var(--brand-soft);
            color: var(--brand);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 14px;
        }

        .related-row-ico svg {
            width: 20px;
            height: 20px;
            stroke: currentColor;
            fill: none;
            stroke-width: 1.8;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .related-row-body {
            min-width: 0;
            flex: 1;
        }

        .related-row-body h3 {
            font-size: 0.98rem;
            color: var(--text);
            font-weight: 800;
            margin: 0 0 4px;
            line-height: 1.45;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .related-row-body span {
            font-size: 0.76rem;
            color: var(--text-soft);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* FAQ */
        .faq-panel {
            max-width: 900px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color .2s, box-shadow .2s;
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-item details {
            padding: 0;
        }

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 18px;
            padding: 18px 22px;
            cursor: pointer;
            list-style: none;
            color: var(--brand-dark);
            font-weight: 700;
            font-size: 0.98rem;
            line-height: 1.55;
        }

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

        .faq-item summary .faq-icon {
            flex: 0 0 26px;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            background: var(--bg-soft);
            position: relative;
            transition: background .2s, transform .2s;
        }

        .faq-item summary .faq-icon::before {
            content: "";
            position: absolute;
            left: 50%;
            top: 50%;
            width: 11px;
            height: 2px;
            background: var(--brand);
            transform: translate(-50%, -50%);
            border-radius: 2px;
        }

        .faq-item summary .faq-icon::after {
            content: "";
            position: absolute;
            left: 50%;
            top: 50%;
            width: 2px;
            height: 11px;
            background: var(--brand);
            transform: translate(-50%, -50%);
            border-radius: 2px;
            transition: opacity .2s, transform .2s;
        }

        .faq-item details[open] summary .faq-icon {
            background: var(--brand-soft);
            transform: rotate(180deg);
        }

        .faq-item details[open] summary .faq-icon::after {
            opacity: 0;
        }

        .faq-answer {
            padding: 0 22px 20px;
            color: var(--text-soft);
            font-size: 0.93rem;
            line-height: 1.8;
        }

        .faq-answer p {
            margin: 0;
        }

        /* Save CTA */
        .save-card {
            background: var(--brand-dark);
            color: #fff;
            border-radius: var(--radius-xl);
            padding: clamp(28px, 5vw, 64px) clamp(22px, 4vw, 60px);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 34px;
            flex-wrap: wrap;
            position: relative;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
        }

        .save-card::after {
            content: "";
            position: absolute;
            width: 300px;
            height: 300px;
            right: -60px;
            bottom: -90px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 42% 58% 62% 38%/45% 45% 55% 55%;
            pointer-events: none;
        }

        .save-card h2 {
            color: #fff;
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            margin: 0 0 10px;
            letter-spacing: 0;
            font-weight: 800;
        }

        .save-card-copy {
            max-width: 520px;
            position: relative;
            z-index: 2;
        }

        .save-card-copy p {
            color: rgba(255, 255, 255, 0.82);
            margin: 0;
            font-size: 0.97rem;
        }

        .save-actions {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            gap: 12px;
            align-items: stretch;
        }

        .save-actions .btn {
            justify-content: flex-start;
            min-width: 220px;
        }

        .share-mini-row {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-top: 4px;
        }

        .share-chip {
            padding: 8px 12px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 0.78rem;
            transition: background .2s, transform .2s;
        }

        .share-chip:hover {
            background: rgba(255, 255, 255, 0.24);
            transform: translateY(-2px);
            color: #fff;
        }

        /* Footer */
        .site-footer {
            background: var(--brand-deep);
            color: rgba(255, 255, 255, 0.68);
            margin-top: clamp(20px, 3vw, 40px);
            border-radius: 42px 42px 0 0;
            padding: clamp(44px, 6vw, 76px) 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 36px;
            padding-bottom: 36px;
        }

        .footer-brand {
            color: #fff;
            font-size: 1.3rem;
            font-weight: 800;
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-desc {
            font-size: 0.9rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.65);
            max-width: 320px;
            margin-bottom: 20px;
        }

        .footer-column h3 {
            color: #fff;
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 16px;
        }

        .footer-column a {
            display: block;
            padding: 5px 0;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
            transition: color .2s, transform .2s;
        }

        .footer-column a:hover {
            color: #fff;
            transform: translateX(3px);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 18px 0;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 8px;
        }

        /* Toast */
        .toast {
            position: fixed;
            left: 50%;
            bottom: 32px;
            transform: translateX(-50%) translateY(24px);
            background: rgba(13, 64, 52, 0.96);
            color: #fff;
            padding: 12px 22px;
            border-radius: 999px;
            font-size: 0.9rem;
            box-shadow: var(--shadow-lg);
            z-index: 300;
            opacity: 0;
            visibility: hidden;
            transition: opacity .25s, transform .25s, visibility .25s;
            max-width: calc(100vw - 32px);
            text-align: center;
            pointer-events: none;
        }

        .toast.show {
            opacity: 1;
            visibility: visible;
            transform: translateX(-50%) translateY(0);
        }

        /* Tablet & mobile */
        @media (max-width: 1100px) {
            .nav-panel {
                gap: 2px;
            }

            .nav-pill {
                padding: 8px 9px;
                font-size: 0.84rem;
            }

            .header-cta {
                padding: 10px 12px;
                font-size: 0.82rem;
                margin-left: 2px;
            }
        }

        @media (max-width: 1023px) {
            .header-inner {
                flex-wrap: wrap;
                border-radius: 24px;
                gap: 8px;
                position: relative;
            }

            .nav-toggle {
                display: flex;
            }

            .main-nav {
                display: none;
                width: 100%;
                flex: 1 0 100%;
            }

            .main-nav.open {
                display: block;
                padding: 4px 0 10px;
            }

            .nav-panel {
                flex-wrap: wrap;
                justify-content: flex-start;
                gap: 8px;
            }

            .nav-pill {
                flex: 1 1 auto;
                justify-content: center;
            }

            .header-cta {
                flex: 1 1 auto;
                justify-content: center;
                margin-left: 0;
            }

            .brand {
                font-size: 1.06rem;
                padding-right: 10px;
            }

            .hero-art {
                display: none;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }

            .footer-column:nth-child(1) {
                grid-column: 1 / -1;
            }
        }

        @media (max-width: 767px) {
            .hero {
                min-height: 520px;
                border-radius: 0 0 30px 30px;
            }

            .hero-inner {
                padding-bottom: 44px;
            }

            .section {
                padding: 48px 0;
            }

            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
                margin-bottom: 28px;
            }

            .directory-body {
                padding: 18px 18px 22px;
            }

            .news-card {
                flex-direction: column;
            }

            .news-media {
                flex: 0 0 auto;
                width: 100%;
                min-height: 180px;
            }

            .news-body {
                padding: 14px 16px 18px;
            }

            .related-feature {
                min-height: 300px;
                padding: 22px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }

            .footer-column:nth-child(1) {
                grid-column: auto;
            }
        }

        @media (max-width: 520px) {
            .header-inner {
                padding: 10px;
            }

            .brand {
                font-size: 0.98rem;
                padding: 6px 9px;
            }

            .brand-mark {
                width: 32px;
                height: 32px;
            }

            .nav-toggle {
                padding: 7px 11px;
                font-size: 0.84rem;
            }

            .hero h1 {
                font-size: 2rem;
                line-height: 1.2;
            }

            .hero-overline {
                font-size: 0.75rem;
            }

            .hero-lead {
                font-size: 1rem;
            }

            .btn {
                width: 100%;
                justify-content: center;
            }

            .save-actions .btn {
                min-width: 0;
            }

            .share-mini-row {
                justify-content: center;
            }

            .save-card {
                padding: 28px 20px;
                flex-direction: column;
                justify-content: flex-start;
                border-radius: 28px;
            }
        }

/* roulang page: category1 */
:root {
        --bg-warm: #F6F3EC;
        --card-white: #FFFFFF;
        --secondary-oat: #EFE9DD;
        --brand-primary: #176B57;
        --brand-deep: #0D4034;
        --accent-terracotta: #C25D32;
        --accent-sand: #D6B370;
        --text-primary: #203A34;
        --text-secondary: #647E74;
        --border-light: #DDD5C8;
        --shadow-soft: 0 4px 14px rgba(28, 57, 48, 0.07);
        --shadow-hover: 0 12px 24px rgba(28, 57, 48, 0.12);
        --radius-main: 18px;
        --radius-card: 14px;
        --radius-small: 10px;
        --transition-normal: all 0.3s ease;
        --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    }

    /* Base reset */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body { font-family: var(--font-sans); background: var(--bg-warm); color: var(--text-primary); line-height: 1.75; font-size: 16px; }
    img { max-width: 100%; height: auto; display: block; }
    a { text-decoration: none; color: var(--brand-primary); transition: color 0.25s ease; }
    a:hover { color: var(--brand-deep); }
    ul { list-style: none; }

    /* Container */
    .container { max-width: 1200px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }

    /* Header 导航区——卡片化导航面板 */
    .site-header {
        position: sticky;
        top: 12px;
        z-index: 999;
        padding: 0 24px;
        margin-top: 12px;
        background: rgba(255, 255, 255, 0.92);
        backdrop-filter: blur(8px);
        border-radius: 24px;
        max-width: 1200px;
        margin-left: auto;
        margin-right: auto;
        box-shadow: var(--shadow-soft);
    }
    .header-inner { display: flex; align-items: center; justify-content: space-between; min-height: 74px; padding: 10px 18px; }
    .brand { display: flex; align-items: center; gap: 10px; font-size: 1.25rem; font-weight: 700; color: var(--brand-deep); letter-spacing: 0.4px; }
    .brand:hover { color: var(--brand-deep); }
    .brand-mark { width: 16px; height: 16px; border-radius: 50% 50% 50% 0; background: var(--brand-primary); order: -1; }
    .brand-mark::after { content:''; display:block; width:14px; height:14px; border-radius:50% 50% 50% 0; background: var(--accent-sand); margin-left:5px; }
    .nav-toggle { display: none; border: none; background: none; cursor: pointer; }
    .burger span { width: 20px; height: 2px; background: var(--brand-deep); display: block; margin: 4px 0; border-radius: 2px; }
    .main-nav .nav-panel { display: flex; gap: 12px; align-items: center; }
    .nav-pill { display: inline-flex; align-items: center; gap: 7px; padding: 10px 16px; border-radius: 12px; background: var(--secondary-oat); font-size: 0.875rem; font-weight: 600; color: var(--text-primary); transition: var(--transition-normal); }
    .nav-pill svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
    .nav-pill:hover { background: #e8dfd0; color: var(--brand-deep); }
    .nav-pill.is-active { background: var(--brand-deep); color: #fff; box-shadow: 0 4px 12px rgba(13, 64, 52, 0.2); }
    .nav-pill.is-active:hover { color: #fff; }
    .nav-cta { margin-left: 8px; }

    /* 按钮 */
    .btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 24px; border-radius: 999px; font-size: 0.9rem; font-weight: 600; border: none; cursor: pointer; transition: var(--transition-normal); }
    .btn-primary { background: var(--brand-primary); color: #fff; }
    .btn-primary:hover { background: var(--brand-deep); color: #fff; transform: translateY(-2px); box-shadow: var(--shadow-hover); }
    .btn-accent { background: var(--accent-terracotta); color: #fff; }
    .btn-accent:hover { background: #a44c26; color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(194, 93, 50, 0.25); }
    .btn-outline { background: transparent; border: 1.5px solid rgba(255, 255, 255, 0.7); color: #fff; }
    .btn-outline:hover { background: rgba(255, 255, 255, 0.12); color: #fff; border-color: #fff; }
    .btn:focus-visible, a:focus-visible, button:focus-visible { outline: 2px solid var(--accent-terracotta); outline-offset: 2px; }

    a { text-decoration: none; }
    .read-more-link { display: inline-flex; align-items: center; gap: 4px; font-size: 0.85rem; font-weight: 600; color: var(--brand-primary); }
    .read-more-link:hover { color: var(--accent-terracotta); }
    .read-more-link .arrow { font-size: 1rem; line-height: 1; transform: translateX(0); transition: transform 0.25s ease; }
    .read-more-link:hover .arrow { transform: translateX(3px); }

    /* ===== 页面主体 ===== */

    /* 面包屑 */
    .breadcrumb-area { padding-top: 40px; padding-bottom: 0; text-align: center; }
    .breadcrumb { display: inline-block; background: var(--secondary-oat); border-radius: 30px; padding: 6px 18px; font-size: 0.8rem; color: var(--text-secondary); }
    .breadcrumb a { color: var(--text-secondary); }
    .breadcrumb a:hover { color: var(--brand-primary); }
    .breadcrumb .sep { padding: 0 6px; color: #aaa; }

    /* 分类头图 */
    .category-hero { margin: 28px 0 60px; border-radius: 28px; position: relative; overflow: hidden; background: linear-gradient(135deg, rgba(13, 64, 52, 0.88), rgba(13, 64, 52, 0.55)), url("/assets/images/backpic/back-1.webp") center/cover no-repeat; padding: 60px 32px; color: #fff; text-align: center; min-height: 280px; display: flex; flex-direction: column; align-items: center; justify-content: center; }
    .category-hero .hero-breadcrumb { font-size: 0.85rem; color: rgba(255, 255, 255, 0.78); margin-bottom: 14px; letter-spacing: 1px; }
    .category-hero .hero-breadcrumb a { color: rgba(255, 255, 255, 0.78); }
    .category-hero .hero-breadcrumb a:hover { color: #fff; }
    .category-hero h1 { font-size: clamp(2.2rem, 5vw, 3.2rem); font-weight: 750; color: #fff; margin-bottom: 14px; letter-spacing: 2px; line-height: 1.2; }
    .category-hero .category-desc { font-size: 1rem; max-width: 680px; margin: 0 auto; color: rgba(255, 255, 255, 0.9); line-height: 1.8; }

    /* 栏目小标签 */
    .section-eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 0.8rem; font-weight: 600; color: var(--brand-primary); background: rgba(23, 107, 87, 0.08); padding: 4px 14px; border-radius: 30px; margin-bottom: 12px; letter-spacing: 0.5px; }
    .section-eyebrow .num { color: var(--accent-terracotta); font-style: normal; font-weight: 700; margin-right: 2px; }
    .section-title { font-size: clamp(1.5rem, 2.8vw, 2.1rem); color: var(--text-primary); font-weight: 700; line-height: 1.3; margin-bottom: 10px; }
    .section-intro { font-size: 0.95rem; color: var(--text-secondary); max-width: 720px; line-height: 1.7; }

    /* 统计条 */
    .stat-strip { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; margin-top: 24px; }
    .stat-item { background: rgba(255, 255, 255, 0.1); border: 1px solid rgba(255, 255, 255, 0.2); border-radius: var(--radius-card); padding: 10px 22px; text-align: center; min-width: 110px; }
    .stat-item .stat-num { font-size: 1.35rem; font-weight: 700; color: #fff; line-height: 1.3; }
    .stat-item .stat-label { font-size: 0.75rem; color: rgba(255, 255, 255, 0.72); }

    /* 精选内容区 */
    .featured-section { background: var(--card-white); border-radius: var(--radius-main); padding: 52px 24px; margin-bottom: 60px; box-shadow: var(--shadow-soft); }
    .section-head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 32px; flex-wrap: wrap; gap: 12px; }
    .section-head-right { font-size: 0.86rem; color: var(--text-secondary); }

    .featured-layout { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; }
    .featured-main-card { border-radius: var(--radius-main); overflow: hidden; box-shadow: var(--shadow-soft); transition: var(--transition-normal); display: block; background: var(--bg-warm); }
    .featured-main-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
    .featured-main-card figure { overflow: hidden; }
    .featured-main-card img { width: 100%; height: 260px; object-fit: cover; transition: transform 0.5s ease; }
    .featured-main-card:hover img { transform: scale(1.03); }
    .featured-main-card .featured-body { padding: 22px 22px 20px; }
    .featured-main-card .featured-tag { display: inline-block; width: fit-content; background: var(--accent-terracotta); color: #fff; font-size: 0.72rem; font-weight: 600; padding: 2px 10px; border-radius: 30px; margin-bottom: 10px; letter-spacing: 0.5px; }
    .featured-main-card h3 { font-size: 1.2rem; font-weight: 700; color: var(--text-primary); line-height: 1.5; margin-bottom: 8px; }
    .featured-main-card p { font-size: 0.9rem; color: var(--text-secondary); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 12px; }
    .featured-detail-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 14px; border-top: 1px solid var(--border); }

    .featured-side-cards .side-item { background: var(--bg-warm); border: 1px solid rgba(221, 213, 200, 0.7); border-radius: var(--radius-card); overflow: hidden; margin-bottom: 20px; transition: var(--transition-normal); }
    .featured-side-cards .side-item:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
    .featured-side-cards .side-item img { width: 100%; height: 132px; object-fit: cover; transition: transform 0.5s ease; }
    .featured-side-cards .side-item:hover img { transform: scale(1.03); }
    .featured-side-cards .side-item .side-body { padding: 16px 18px; }
    .side-body .side-tag { display: inline-block; font-size: 0.68rem; font-weight: 600; color: var(--brand-primary); background: rgba(23, 107, 87, 0.1); border-radius: 30px; padding: 1px 10px; margin-bottom: 7px; }
    .side-body h3 { font-size: 0.9rem; margin-bottom: 5px; line-height: 1.5; color: var(--text-primary); font-weight: 600; }
    .side-body p { font-size: 0.78rem; color: var(--border); display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; height: auto; }
    .side-item .side-bottom { padding: 0 18px 12px; }
    .side-bottom time { font-size: 0.7rem; color: var(--text-secondary); }

    /* 内容条目列表区 */
    .list-section { margin-bottom: 60px; }
    .list-card { display: block; background: var(--card-white); border: 1px solid rgba(221, 213, 200, 0.6); border-radius: 16px; overflow: hidden; margin-bottom: 20px; transition: var(--transition-normal); }
    .list-card:hover { box-shadow: 0 8px 20px rgba(28,57,48,.09); transform: translateY(-3px); }
    .list-card-inner { display: table; width: 100%; }
    .list-card-inner .list-thumb { display: table-cell; width: 200px; vertical-align: top; overflow: hidden; }
    .list-thumb img { width: 200px; height: 146px; object-fit: cover; transition: transform .5s ease; }
    .list-card:hover .list-card-inner .list-thumb img { transform: scale(1.04); }
    .list-card .list-content { display: table-cell; vertical-align: top; padding: 18px 22px; }
    .list-content .list-meta { margin-bottom: 5px; }
    .list-content .list-badge { display: inline-block; font-size: .7rem; font-weight: 600; border-radius: 30px; padding: 1px 10px; margin-right: 8px; color: var(--accent-terracotta); }
    .list-content time { font-size: 0.78rem; color: var(--text-secondary); vertical-align: middle; }
    .list-content .fl { margin-top: 2px; }

    @media screen and (max-width: 39.9375em) {
        .list-card-inner, .list-card-inner .list-thumb, .list-card .list-content { display: block; width: 100%; }
        .list-card-inner .list-thumb { height: 150px; }
        .list-thumb img { width: 100%; height: 150px; }
        .list-card .list-content { margin-top: -140px; pointer-events: none; position: relative; }
        .list-card .list-content::before { content:''; position: absolute; inset: 0; }
        .list-card .list-content { padding: 16px; }
        .list-card:active .list-card-inner .list-content { margin-top: -140px; }
    }

    /* 板块间隔 */
    .section-block { padding: 60px 0; }
    .section-block + .section-block { border-top: 1px solid rgba(221, 213, 200, 0.3); }

    /* 数字情报区 */
    .insight-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin: 36px 0; }
    .insight-card { background: var(--bg-warm); border-radius: var(--radius-main); border: 1px solid #e8e1d6; padding: 28px 24px; }
    .insight-card .insight-num { font-size: 2.6rem; font-weight: 800; color: var(--brand-primary); line-height: 1.1; margin-bottom: 10px; font-variant-numeric: lining-nums; }
    .insight-card .insight-num span { font-size: 1rem; color: var(--text-secondary); font-weight: 600; }
    .insight-card h3 { font-size: 1rem; font-weight: 600; margin-bottom: 8px; color: var(--text-primary); }
    .insight-card p { font-size: 0.86rem; color: var(--text-secondary); line-height: 1.7; }

    /* FAQ区 */
    .faq-wrap { max-width: 920px; margin: 0 auto; }
    .faq-item { background: var(--card-white); border: 1px solid var(--border-light); border-radius: var(--radius-card); padding: 0 24px; margin-bottom: 14px; transition: box-shadow .3s ease; }
    .faq-item:hover { box-shadow: var(--shadow-soft); }
    .faq-q { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 18px 0; cursor: pointer; font-weight: 600; font-size: 1rem; color: var(--text-primary); }
    .faq-q .faq-caret { width: 18px; height: 18px; flex-shrink: 0; transition: transform .3s ease; }
    .faq-q .faq-caret svg { transform: rotate(0); }
    .faq-a { display: none; padding: 0 0 20px; color: var(--text-secondary); line-height: 1.85; font-size: .92rem; }
    .faq-item.open .faq-a { display: block; }
    .faq-item.open .faq-caret { transform: rotate(180deg); }

    /* 其他模块 */
    .feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 36px; }
    .feature-tile { display: flex; gap: 16px; background: var(--bg-warm); border: 1px solid #f2efe9; border-radius: var(--radius-card); padding: 20px; transition: var(--transition-normal); }
    .feature-tile:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); background: #fff; }
    .feature-tile .ft-icon { display: flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 10px; background: var(--brand-primary); color: #fff; font-size: 1.2rem; line-height: 1; flex-shrink: 0; }
    .feature-tile h3 { font-size: 1.06rem; font-weight: 600; margin-bottom: 6px; }
    .feature-tile p { font-size: 0.88rem; color: var(--text-secondary); }

    /* 返回/CTA 区 — 不借用首页结构 */
    .back-cta-strip { display: flex; align-items: center; justify-content: space-between; padding: 24px 32px; background: var(--secondary-oat); border: 1px solid rgba(221, 213, 200, 0.8); border-radius: var(--radius-main); margin: 44px 0 70px; gap: 16px; flex-wrap: wrap; }
    .back-cta-strip .cta-question { font-weight: 600; color: var(--text-primary); margin-right: 12px; }
    .back-cta-strip .group-btn { display: flex; gap: 12px; flex-wrap: wrap; }

    /* ===== footer 通用 ===== */
    .site-footer { background: #0B2B25; color: #B8CBC2; padding-top: 72px; padding-bottom: 40px; margin-top: 70px; }
    .site-footer .footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
    .footer-column { display: flex; flex-direction: column; }
    .footer-intro .footer-brand { font-size: 1.3rem; font-weight: 800; color: #fff; margin-bottom: 10px; }
    .footer-desc { font-size: 0.88rem; line-height: 1.9; color: #9BB5AE; margin-bottom: 18px; width: 92%; }
    .footer-column h3 { font-size: 0.95rem; font-weight: 600; color: rgba(255,255,255,.9); margin-bottom: 12px; border-bottom: 1px solid rgba(255,255,255,.1); padding-bottom: 12px; }
    .footer-column a { display: block; font-size: 0.9rem; padding: 6px 0; color: #B8CBC2; }
    .footer-column a:hover { color: #fff; text-decoration: underline; }
    .footer-bottom { border-top: 1px solid rgba(255,255,255,.08); margin-top: 50px; padding-top: 24px; max-width: 1200px; margin-left: auto; margin-right: auto; padding-left: 24px; padding-right: 24px; display: flex; flex-direction: row; justify-content: center; gap: 16px; text-align: center; flex-wrap: wrap; }
    .footer-bottom span { font-size: 0.79rem; padding: 5px 0; }
    .footer-bottom a { color: rgba(255,255,255,.6); }
    .footer-bottom a:hover { color: #fff; }


    .footer-bottom .row { width: fit-content; margin: 0; }

    .footer-bottom span.col { margin-right: 20px; }

    .footer-bottom .footer-sep { opacity: .2; }

    /* responsive */
    @media screen and (max-width: 64em) {
        .featured-layout { grid-template-columns: 1fr; }
    }

    @media screen and (max-width: 39.9375em) {
        .site-header { top: 6px; padding: 0; }
        .header-inner { flex-wrap: wrap; }
        .main-nav { display: none; width: 100%; }
        .main-nav.open { display: block; }
        .nav-toggle { display: block; }
        .nav-panel { flex-direction: column; align-items: stretch; padding: 14px 0 18px; background: transparent; }
        .nav-pill { font-size: 0.9rem; }
        .nav-cta { margin-top: 10px; }
        .cat-badge-list { margin-left: 0; overflow-x: auto; }
        .header-cta { display: none; }
        .category-hero .stat-item { min-width: 80px; padding: 8px 20px; }
        .category-hero .stat-strip { padding: 18px 12px; background: rgba(255,255,255,0.1); border-radius: 14px; }
        .category-hero { padding: 30px 16px; }
        .featured-section { padding: 32px 14px; }
        .featured-main-card img { height: 160px; }
        .featured-side-cards .side-item img { height: 140px; }
        .list-card .list-thumb { height: 160px; }
        .list-thumb img { width: 100%; height: 160px; }
        .list-card-inner { display: block; }
        .list-card-inner .list-thumb, .list-thumb img { width: 100%; }
        .list-card .list-content { display: block; width: 100%; padding: 16px; }
        .list-card .list-content { margin-top: 0 !important; pointer-events: auto; }
        .content-meta { flex-direction: column; align-items: flex-start; gap: 8px; }
        .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 28px; }
        .theme-list { gap: 20px; }
        .theme-hero-card  .hero-title { font-size: 2.1rem; }
    }

/* roulang page: article */
:root {
            --bg: #F6F3EC;
            --surface: #FFFFFF;
            --surface2: #EFE9DD;
            --primary: #176B57;
            --primary-deep: #0D4034;
            --accent: #C25D32;
            --accent-soft: #F3DDD2;
            --text: #203A34;
            --text-weak: #647E74;
            --border: #DDD5C8;
            --gold: #B8956A;
            --radius-lg: 18px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 4px 14px rgba(28, 57, 48, 0.07);
            --shadow-lg: 0 14px 30px rgba(28, 57, 48, 0.12);
            --font-ui: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --font-serif: "Noto Serif CJK SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
            --space: 90px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            background: var(--bg);
            color: var(--text);
            font-family: var(--font-ui);
            font-size: 16px;
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s ease, background .2s ease, border-color .2s ease, box-shadow .2s ease;
        }

        a:hover {
            color: var(--accent);
        }

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

        .container {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
            width: 100%;
        }

        @media screen and (max-width:639.98px) {
            .container {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .site-header {
            position: relative;
            z-index: 80;
            padding: 14px 0 6px;
        }

        .header-inner {
            display: flex;
            align-items: center;
            gap: 18px;
            padding: 12px 16px 12px 20px;
            background: rgba(255, 255, 255, 0.95);
            border: 1px solid rgba(221, 213, 200, 0.55);
            border-radius: var(--radius-lg);
            box-shadow: 0 10px 32px rgba(28, 57, 48, 0.08);
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 800;
            letter-spacing: .01em;
            color: var(--text);
            white-space: nowrap;
        }

        .brand:hover {
            color: var(--primary);
        }

        .brand-mark {
            width: 38px;
            height: 38px;
            flex: 0 0 38px;
            border-radius: 13px;
            background: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 8px 18px rgba(23, 107, 87, 0.22);
        }

        .brand-mark svg {
            width: 24px;
            height: 24px;
            display: block;
        }

        .nav-toggle {
            display: none;
            align-items: center;
            gap: 8px;
            margin-left: auto;
            background: var(--surface2);
            padding: 9px 14px;
            border-radius: 999px;
            color: var(--text);
            font-size: .92rem;
            font-weight: 600;
            transition: background .2s;
        }

        .nav-toggle:hover {
            background: #E3DACB;
        }

        .nav-toggle-text {
            font-size: .88rem;
        }

        .burger {
            display: inline-flex;
            flex-direction: column;
            gap: 4px;
            width: 18px;
        }

        .burger span {
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            width: 100%;
        }

        .main-nav {
            margin-left: auto;
        }

        .nav-panel {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-pill {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 8px 14px;
            border-radius: 13px;
            background: var(--surface2);
            color: var(--text);
            font-size: .92rem;
            font-weight: 600;
            border: 1px solid transparent;
            transition: background .2s ease, transform .2s ease, color .2s ease, box-shadow .2s ease;
        }

        .nav-pill:hover {
            background: #E2D9CA;
            color: var(--primary-deep);
            transform: translateY(-1px);
        }

        .nav-pill.is-active {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 8px 18px rgba(23, 107, 87, 0.2);
        }

        .nav-pill.is-active:hover {
            background: var(--primary-deep);
            color: #fff;
        }

        .nav-ico {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 17px;
            height: 17px;
        }

        .nav-ico svg {
            width: 100%;
            height: 100%;
            fill: none;
            stroke: currentColor;
            stroke-width: 1.7;
            stroke-linecap: round;
            stroke-linejoin: round;
        }

        .nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 9px 18px;
            border-radius: 999px;
            background: var(--accent);
            color: #fff;
            font-size: .9rem;
            font-weight: 700;
            box-shadow: 0 8px 20px rgba(194, 93, 50, 0.18);
            transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
        }

        .nav-cta:hover {
            background: var(--accent);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 12px 24px rgba(194, 93, 50, 0.25);
        }

        .nav-cta svg {
            width: 16px;
            height: 16px;
        }

        @media screen and (max-width:1023.98px) {
            .header-inner {
                flex-wrap: wrap;
                gap: 12px;
            }

            .nav-toggle {
                display: inline-flex;
            }

            .main-nav {
                flex: 0 0 100%;
                order: 3;
                max-height: 0;
                overflow: hidden;
                transition: max-height .35s ease;
            }

            .main-nav.is-open {
                max-height: calc(100vh - 100px);
                overflow-y: auto;
            }

            .nav-panel {
                flex-direction: column;
                align-items: stretch;
                gap: 8px;
                padding-top: 10px;
                border-top: 1px solid var(--border);
            }

            .nav-pill,
            .nav-cta {
                width: 100%;
                justify-content: center;
            }
        }

        @media screen and (max-width:639.98px) {
            .site-header {
                padding-top: 8px;
            }

            .header-inner {
                padding: 10px 14px;
                border-radius: 16px;
            }

            .brand {
                font-size: 1.08rem;
            }
        }

        .site-main {
            display: block;
        }

        .breadcrumb-bar {
            padding: 24px 0 0;
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: .88rem;
            color: var(--text-weak);
        }

        .breadcrumb a {
            color: var(--primary);
        }

        .breadcrumb a:hover {
            color: var(--accent);
        }

        .crumb-sep {
            color: var(--border);
        }

        .article-head {
            padding: 26px 0 20px;
        }

        .article-head-card {
            background: var(--surface);
            border: 1px solid rgba(221, 213, 200, 0.65);
            border-radius: 22px;
            padding: 44px 52px;
            box-shadow: var(--shadow-sm);
            position: relative;
        }

        .category-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--accent-soft);
            color: var(--accent);
            font-weight: 700;
            font-size: .82rem;
            padding: 4px 13px;
            border-radius: 999px;
            margin-bottom: 18px;
        }

        .article-title {
            font-size: clamp(1.6rem, 3vw, 2.5rem);
            line-height: 1.35;
            font-weight: 800;
            color: var(--primary-deep);
            max-width: 850px;
            margin-bottom: 10px;
        }

        .article-summary {
            font-size: 1.05rem;
            color: var(--text-weak);
            line-height: 1.85;
            max-width: 800px;
            margin-bottom: 22px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 22px;
            color: var(--text-weak);
            font-size: .86rem;
            padding-top: 16px;
            border-top: 1px solid var(--border);
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .meta-item svg {
            width: 15px;
            height: 15px;
            opacity: .7;
        }

        @media screen and (max-width:639.98px) {
            .article-head-card {
                padding: 28px 20px;
                border-radius: 18px;
            }

            .article-meta {
                gap: 8px 16px;
            }
        }

        .article-content-area {
            padding: 20px 0 34px;
        }

        .article-layout {
            max-width: 860px;
            margin: 0 auto;
        }

        .article-body {
            background: var(--surface);
            border: 1px solid rgba(221, 213, 200, .55);
            border-radius: 22px;
            padding: 56px 60px 44px;
            box-shadow: var(--shadow-sm);
        }

        .article-body .article-copy {
            font-family: var(--font-serif);
            font-size: 17px;
            line-height: 1.95;
            letter-spacing: .02em;
            color: #243B34;
        }

        .article-copy>*+* {
            margin-top: 1.25rem;
        }

        .article-copy h1,
        .article-copy h2,
        .article-copy h3,
        .article-copy h4 {
            font-family: var(--font-ui);
            color: var(--primary-deep);
            line-height: 1.4;
            margin-top: 2.1rem;
            margin-bottom: .8rem;
        }

        .article-copy h1 {
            font-size: 1.9rem;
        }

        .article-copy h2 {
            font-size: 1.55rem;
            padding-left: 14px;
            border-left: 4px solid var(--primary);
            border-radius: 2px;
        }

        .article-copy h3 {
            font-size: 1.25rem;
        }

        .article-copy h4 {
            font-size: 1.05rem;
        }

        .article-copy p {
            margin-bottom: 1.2rem;
        }

        .article-copy a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-color: rgba(23, 107, 87, .35);
        }

        .article-copy a:hover {
            color: var(--accent);
            text-decoration-color: var(--accent);
        }

        .article-copy ul,
        .article-copy ol {
            padding-left: 1.5rem;
            margin-bottom: 1.2rem;
        }

        .article-copy ul li,
        .article-copy ol li {
            margin-bottom: .45rem;
        }

        .article-copy blockquote {
            margin: 1.6rem 0;
            padding: 18px 22px;
            border-left: 4px solid var(--primary);
            background: #EEF4EF;
            border-radius: 0 12px 12px 0;
            color: #3A554B;
            font-style: normal;
        }

        .article-copy blockquote p {
            margin-bottom: 0;
        }

        .article-copy img {
            border-radius: 14px;
            width: 100%;
            margin: 1.6rem 0;
        }

        .article-copy figure {
            margin: 1.6rem 0;
        }

        .article-copy figure img {
            margin: 0 0 8px;
        }

        .article-copy figcaption {
            font-family: var(--font-ui);
            text-align: center;
            font-size: .82rem;
            color: var(--text-weak);
        }

        .article-copy pre {
            background: var(--primary-deep);
            color: #EAF3ED;
            padding: 18px 20px;
            border-radius: 12px;
            font-size: .9rem;
            overflow-x: auto;
            margin: 1.4rem 0;
            line-height: 1.7;
        }

        .article-copy code {
            font-family: "SFMono-Regular", Consolas, monospace;
            font-size: .9em;
            background: #E8EDE8;
            padding: 2px 6px;
            border-radius: 5px;
        }

        .article-copy pre code {
            background: transparent;
            color: inherit;
            padding: 0;
        }

        .article-copy hr {
            border: none;
            border-top: 1px solid var(--border);
            margin: 2.2rem 0;
        }

        @media screen and (max-width:639.98px) {
            .article-body {
                padding: 28px 20px;
                font-size: 15px;
            }
        }

        .article-utils {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: flex-start;
            gap: 18px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 20px 26px;
            margin-top: 20px;
        }

        .article-tags {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
        }

        .util-label {
            font-size: .82rem;
            color: var(--text-weak);
        }

        .tag-chip {
            font-size: .82rem;
            padding: 4px 13px;
            background: var(--surface2);
            border-radius: 999px;
            color: var(--primary-deep);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .article-share-tools {
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .copy-url-btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: var(--surface2);
            color: var(--text);
            border-radius: 999px;
            padding: 8px 16px;
            font-size: .88rem;
            font-weight: 600;
            transition: background .2s ease, transform .2s ease;
        }

        .copy-url-btn:hover {
            background: #E1D5C3;
            transform: translateY(-1px);
        }

        .copy-url-btn svg {
            width: 16px;
            height: 16px;
        }

        .copy-state {
            color: var(--text-weak);
            font-size: .82rem;
        }

        @media screen and (max-width:639.98px) {
            .article-utils {
                flex-direction: column;
                padding: 18px;
            }

            .article-share-tools {
                width: 100%;
                justify-content: space-between;
            }
        }

        .article-backnav {
            padding: 22px 0 14px;
        }

        .backnav-box {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            justify-content: center;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: .94rem;
            font-weight: 700;
            padding: 12px 26px;
            border-radius: 999px;
            border: 2px solid transparent;
            transition: background .2s ease, color .2s ease, transform .2s ease, box-shadow .2s ease, border-color .2s ease;
        }

        .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
        }

        .btn-primary {
            background: var(--primary);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--primary-deep);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 10px 22px rgba(23, 107, 87, .2);
        }

        .btn-outline {
            border-color: var(--primary);
            color: var(--primary);
        }

        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-sm);
        }

        .related-section {
            padding: 34px 0 80px;
        }

        .related-head {
            text-align: center;
            margin-bottom: 34px;
        }

        .eyebrow-label {
            display: inline-block;
            font-size: .78rem;
            font-weight: 700;
            letter-spacing: .18em;
            color: var(--gold);
            margin-bottom: 8px;
        }

        .related-head h2 {
            font-size: clamp(1.5rem, 2.6vw, 2rem);
            color: var(--primary-deep);
            margin-bottom: 6px;
        }

        .related-head p {
            max-width: 560px;
            margin: 0 auto;
            color: var(--text-weak);
            font-size: .98rem;
        }

        .reco-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .reco-card {
            background: var(--surface);
            border: 1px solid rgba(221, 213, 200, .55);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: transform .25s ease, box-shadow .25s ease;
            display: flex;
            flex-direction: column;
        }

        .reco-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .reco-card img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .reco-img {
            overflow: hidden;
        }

        .reco-card:hover .reco-img img {
            transform: scale(1.04);
        }

        .reco-body {
            padding: 20px 20px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .reco-tag {
            font-size: .76rem;
            font-weight: 700;
            color: var(--accent);
            margin-bottom: 8px;
        }

        .reco-body h3 {
            font-size: 1.08rem;
            line-height: 1.45;
            font-weight: 800;
            color: var(--primary-deep);
            margin-bottom: 8px;
        }

        .reco-body p {
            font-size: .9rem;
            color: var(--text-weak);
            line-height: 1.7;
            margin-bottom: 14px;
            flex: 1;
        }

        .reco-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: .9rem;
            font-weight: 700;
            color: var(--primary);
        }

        .reco-link svg {
            width: 14px;
            height: 14px;
            transition: transform .2s ease;
        }

        .reco-link:hover svg {
            transform: translateX(4px);
        }

        @media screen and (max-width:1023.98px) {
            .reco-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media screen and (max-width:639.98px) {
            .reco-grid {
                grid-template-columns: 1fr;
            }
        }

        .empty-state {
            padding: 44px 0 110px;
            min-height: 58vh;
        }

        .empty-card {
            max-width: 640px;
            margin: 0 auto;
            background: var(--surface);
            border: 1px dashed var(--border);
            border-radius: 26px;
            text-align: center;
            padding: 60px 36px;
            box-shadow: var(--shadow-sm);
        }

        .empty-code {
            font-size: 4.4rem;
            font-weight: 900;
            color: transparent;
            background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            line-height: 1;
            display: inline-block;
            margin-bottom: 12px;
        }

        .empty-card h1 {
            font-size: 1.9rem;
            color: var(--primary-deep);
            margin-bottom: 12px;
        }

        .empty-card p {
            color: var(--text-weak);
            margin-bottom: 26px;
        }

        .site-footer {
            background: var(--primary-deep);
            color: #A9C6BA;
            margin-top: 0;
            padding: 58px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 36px;
        }

        .footer-brand {
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-desc {
            font-size: .9rem;
            line-height: 1.8;
            color: #AAC6BA;
            max-width: 340px;
        }

        .footer-column h3 {
            color: #E5EFE8;
            font-size: .9rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: .04em;
        }

        .footer-column a {
            display: block;
            color: #9CBAAE;
            font-size: .9rem;
            margin-bottom: 8px;
            padding: 2px 0;
            transition: color .2s ease, padding-left .2s ease;
        }

        .footer-column a:hover {
            color: #FFF3E3;
            padding-left: 4px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            font-size: .8rem;
            color: #86A99B;
        }

        .footer-bottom .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 6px;
        }

        @media screen and (max-width:1023.98px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 28px;
            }
        }

        @media screen and (max-width:639.98px) {
            .site-footer {
                padding-top: 40px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .footer-bottom .container {
                flex-direction: column;
                align-items: center;
            }
        }

        .skip-link {
            position: absolute;
            left: -999px;
            top: 0;
            z-index: 999;
            background: var(--primary);
            color: #fff;
            padding: 8px 14px;
            border-radius: 0 0 8px 0;
        }

        .skip-link:focus {
            left: 0;
        }

/* roulang page: category2 */
:root{
  --bg:#F6F3EC;
  --surface:#FFFFFF;
  --surface-soft:#EFE9DD;
  --brand:#176B57;
  --brand-deep:#0D4034;
  --accent:#C25D32;
  --sand:#D8B98C;
  --text:#203A34;
  --text-soft:#647E74;
  --border:#DDD5C8;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-sm:0 4px 14px rgba(28,57,48,.07);
  --shadow-md:0 12px 24px rgba(28,57,48,.12);
  --font-ui:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --font-serif:"Noto Serif CJK SC","Source Han Serif SC","Songti SC",STSong,SimSun,serif;
  --font-size:16px;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;font-size:var(--font-size)}
body{margin:0;font-family:var(--font-ui);font-size:var(--font-size);line-height:1.75;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s}
a:hover{color:var(--accent)}
button,input,textarea,select{font:inherit}
.container{max-width:var(--container);margin:0 auto;padding-left:22px;padding-right:22px}
.site-main{overflow:hidden}
.section-block{position:relative;padding:80px 0}
.section-block .container{position:relative;z-index:2}
.anchor-target{scroll-margin-top:120px}
.kicker{display:inline-flex;align-items:center;gap:10px;font-size:.86rem;font-weight:700;letter-spacing:.12em;color:var(--brand);text-transform:uppercase;background:rgba(23,107,87,.08);border:1px solid rgba(23,107,87,.16);padding:.32rem .78rem;border-radius:999px;margin-bottom:18px}
.kicker small{color:var(--text-soft);font-weight:500}
.section-title{font-size:clamp(1.6rem,3vw,2.2rem);line-height:1.3;margin:0 0 14px;color:var(--text);font-weight:800;letter-spacing:-.02em}
.section-intro{max-width:720px;color:var(--text-soft);margin:0 0 34px;font-size:1rem}
.icon{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;border:1px solid transparent;border-radius:999px;padding:.82rem 1.55rem;font-size:.98rem;font-weight:600;line-height:1;text-align:center;cursor:pointer;text-decoration:none;transition:background .22s,border-color .22s,color .22s,transform .2s,box-shadow .2s;white-space:nowrap}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.btn-primary{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn-primary:hover{background:var(--brand-deep);border-color:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-secondary{background:rgba(255,255,255,.08);color:#fff;border-color:rgba(255,255,255,.48)}
.btn-secondary:hover{background:rgba(255,255,255,.16);border-color:#fff;transform:translateY(-2px)}
.btn-warm{background:var(--accent);border-color:var(--accent);color:#fff}
.btn-warm:hover{background:#A94D28;border-color:#A94D28;transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.btn-ghost{background:transparent;border:1px solid var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:rgba(23,107,87,.06)}
.btn .arrow{transition:transform .2s}
.btn:hover .arrow{transform:translateX(4px)}

/* Floating header navigation */
.site-header{position:sticky;top:0;z-index:1000;background:transparent;padding:14px clamp(14px,3vw,36px) 10px}
.header-inner{position:relative;max-width:var(--container);margin:0 auto;display:flex;align-items:center;gap:.9rem;background:var(--surface);border:1px solid rgba(221,213,200,.8);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);padding:.65rem .8rem;min-height:66px}
.brand{display:inline-flex;align-items:center;gap:.7rem;font-size:1.25rem;font-weight:800;color:var(--text);letter-spacing:-.02em;text-decoration:none;padding:.25rem .35rem;flex:none;line-height:1.2}
.brand:hover{color:var(--brand)}
.brand-mark{width:34px;height:34px;flex:none;border-radius:50%;background:var(--brand);position:relative;overflow:hidden}
.brand-mark:after{content:"";position:absolute;width:44px;height:22px;border:2px solid rgba(255,255,255,.8);border-radius:50%;left:-13px;top:5px;transform:rotate(-16deg)}
.brand-mark:before{content:"";position:absolute;width:16px;height:4px;border-radius:999px;background:#F5E2C4;left:8px;bottom:6px}
.nav-toggle{display:none}
.main-nav{display:flex;align-items:center}
.nav-panel{display:flex;align-items:center;gap:.5rem;flex-wrap:nowrap}
.nav-pill{display:inline-flex;align-items:center;gap:.48rem;border-radius:14px;padding:.62rem .9rem;color:var(--text-soft);background:rgba(239,233,221,.55);font-weight:600;font-size:.92rem;text-decoration:none;line-height:1;transition:background .2s,color .2s,transform .2s,box-shadow .2s;border:1px solid transparent}
.nav-pill .nav-ico{width:17px;height:17px;flex:none;opacity:.92}
.nav-pill svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.nav-pill:hover{color:var(--brand);transform:translateY(-2px);background:#fff;box-shadow:var(--shadow-sm);border-color:rgba(221,213,200,.65)}
.nav-pill.is-active{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:var(--shadow-sm)}
.nav-pill.is-active:hover{background:var(--brand-deep);border-color:var(--brand-deep);color:#fff}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:.5rem;flex:none}
.nav-action{font-size:.92rem;padding:.72rem 1.15rem}
.burger{display:grid;place-items:center;width:24px;height:20px;position:relative}
.burger span,.burger span:before,.burger span:after{content:"";position:absolute;height:2px;width:20px;border-radius:2px;background:var(--text)}
.burger span{top:9px}
.burger span:before{top:-6px}
.burger span:after{top:6px}

/* Breadcrumb */
.breadcrumb-bar{display:flex;flex-wrap:wrap;gap:.45rem .7rem;align-items:center;max-width:var(--container);margin:0 auto;padding:24px 20px 0;font-size:.92rem;font-weight:500}
.breadcrumb-bar a{color:var(--text-soft);text-decoration:none}
.breadcrumb-bar a:hover{color:var(--brand)}
.breadcrumb-bar span{color:var(--text-soft)}
.breadcrumb-bar .sep{opacity:.55}
.breadcrumb-bar .current{color:var(--text)}

/* Category Hero Banner */
.category-banner{position:relative;color:#fff;background:#0D4034 url('/assets/images/backpic/back-2.png') center/cover no-repeat;padding:86px 0 74px}
.category-banner:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,64,52,.84) 0%,rgba(23,107,87,.7) 100%)}
.category-banner .container{position:relative;z-index:2}
.banner-inner{max-width:820px}
.banner-eyebrow{display:inline-flex;align-items:center;gap:.55rem;font-size:.9rem;font-weight:600;letter-spacing:.08em;border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.1);padding:.38rem .9rem;border-radius:999px;margin-bottom:1.4rem}
.banner-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:#F4D8A8;box-shadow:0 0 0 3px rgba(244,216,168,.2)}
.category-banner h1{font-size:clamp(2.4rem,5vw,3.9rem);line-height:1.15;margin:0 0 20px;font-weight:800;letter-spacing:-.04em}
.hero-lead{font-size:clamp(1.02rem,1.7vw,1.2rem);line-height:1.85;color:rgba(255,255,255,.88);max-width:680px;margin:0 0 34px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:42px}
.hero-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:18px;max-width:760px;padding-top:34px;border-top:1px solid rgba(255,255,255,.22)}
.stat-chip{display:flex;gap:.85rem;align-items:center;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);border-radius:14px;padding:12px 15px}
.stat-chip strong{font-size:1.22rem;display:block;line-height:1.35;color:#fff}
.stat-chip span{font-size:.8rem;color:rgba(255,255,255,.72)}
.banner-decor{position:absolute;right:-80px;bottom:-90px;width:340px;height:340px;border-radius:50%;border:42px solid rgba(255,255,255,.07);z-index:1}

/* Showcase / directory */
.showcase-section{background:var(--bg)}
.feature-showcase{display:grid;grid-template-columns:repeat(12,1fr);gap:26px}
.showcase-main{grid-column:span 8;background:var(--surface);border:1px solid rgba(221,213,200,.75);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);transition:box-shadow .25s,transform .25s}
.showcase-main:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.showcase-main .image-wrap{position:relative;aspect-ratio:16/10;background:var(--surface-soft);overflow:hidden}
.showcase-main img,.showcase-main source{width:100%;height:100%;object-fit:cover}
.showcase-main .image-label{position:absolute;left:16px;top:16px;background:var(--brand-deep);color:#fff;font-size:.82rem;font-weight:600;padding:.3rem .85rem;border-radius:999px;letter-spacing:.03em}
.showcase-body{padding:24px 28px 30px}
.showcase-body h3{font-size:clamp(1.25rem,2vw,1.6rem);margin:0 0 12px;font-weight:800;color:var(--text)}
.showcase-body p{margin:0 0 18px;color:var(--text-soft);line-height:1.85}
.text-link{display:inline-flex;align-items:center;gap:.35rem;font-weight:700;font-size:.95rem;color:var(--brand);border-bottom:1px solid transparent}
.text-link:hover{border-bottom-color:rgba(23,107,87,.27);color:var(--accent)}
.text-link .arrow{transition:transform .2s}
.text-link:hover .arrow{transform:translateX(4px)}
.aside-stack{grid-column:span 4;display:grid;gap:26px;grid-template-rows:1fr 1fr}
.guide-mini-card{background:var(--surface);border:1px solid rgba(221,213,200,.75);border-radius:var(--radius-lg);padding:24px 22px;transition:box-shadow .22s,transform .22s;display:flex;flex-direction:column}
.guide-mini-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.mini-index{font-family:var(--font-serif);font-size:1rem;font-weight:700;color:var(--accent);letter-spacing:.08em}
.guide-mini-card h3{font-size:1.16rem;line-height:1.45;margin:8px 0 10px;font-weight:800}
.guide-mini-card p{margin:0 0 14px;color:var(--text-soft);line-height:1.75;font-size:.94rem}

/* Route section */
.route-section{background:var(--surface-soft)}
.route-section:before{content:"";position:absolute;left:0;right:0;top:0;height:1px;background:linear-gradient(90deg,transparent,rgba(23,107,87,.18),transparent)}
.route-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step-card{background:var(--surface);border:1px solid rgba(221,213,200,.8);border-radius:var(--radius-lg);padding:26px 22px 22px;position:relative;transition:box-shadow .22s,transform .22s}
.step-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.step-no{font-size:.95rem;font-weight:800;color:var(--sand);letter-spacing:.15em;display:block;margin-bottom:16px}
.step-card:before{content:"";position:absolute;left:22px;right:22px;top:0;height:3px;border-radius:0 0 6px 6px;background:linear-gradient(90deg,var(--brand),var(--sand))}
.step-card h3{font-size:1.08rem;margin:0 0 10px;font-weight:800}
.step-card p{font-size:.92rem;color:var(--text-soft);line-height:1.75;margin:0}

/* Special data / feature cards */
.topic-resource-section{background:var(--bg)}
.info-tiles{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:18px}
.info-tile{background:var(--surface);border:1px solid rgba(221,213,200,.76);border-radius:var(--radius-lg);padding:28px 22px 22px;transition:box-shadow .22s,transform .22s;position:relative}
.info-tile:hover{box-shadow:var(--shadow-md);transform:translateY(-3px)}
.tile-icon{width:44px;height:44px;display:grid;place-items:center;background:rgba(23,107,87,.1);border-radius:14px;color:var(--brand);margin-bottom:18px;border:1px solid rgba(23,107,87,.12)}
.tile-icon svg{width:23px;height:23px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.info-tile h3{font-size:1.08rem;margin:0 0 8px;font-weight:800}
.info-tile p{font-size:.9rem;color:var(--text-soft);line-height:1.72;margin:0 0 15px}
.tile-tag{display:inline-block;font-size:.8rem;margin-top:8px;color:var(--brand);background:rgba(23,107,87,.08);padding:.2rem .7rem;border-radius:999px;border:1px solid rgba(23,107,87,.13)}

/* FAQ */
.faq-section{background:var(--surface-soft)}
.faq-wrap{max-width:840px;margin:0 auto}
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);overflow:hidden;transition:box-shadow .22s,border-color .22s}
.faq-item[open]{box-shadow:var(--shadow-sm);border-color:rgba(23,107,87,.32)}
.faq-item summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 22px;cursor:pointer;font-weight:700;font-size:1rem;color:var(--text);line-height:1.5}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item .sum-icon{width:30px;height:30px;flex:none;border:1px solid var(--border);border-radius:50%;background:var(--bg);display:grid;place-items:center;line-height:1;font-size:1.3rem;font-weight:400;color:var(--brand);transition:background .2s,border-color .2s,transform .2s}
.faq-item summary:hover .sum-icon{background:var(--brand);color:#fff;border-color:var(--brand)}
.faq-item[open] .sum-icon{transform:rotate(45deg)}
.faq-answer{padding:2px 22px 22px;color:var(--text-soft);border-top:1px dashed rgba(221,213,200,.7);margin-top:2px}
.faq-answer p{margin:14px 0 0}
.faq-answer .answer-cta{display:inline-flex;margin-top:12px;font-size:.9rem;font-weight:700;color:var(--brand)}
.faq-answer .answer-cta:hover{color:var(--accent)}

/* Bottom CTA */
.cta-section{padding:72px 0;background:var(--bg)}
.cta-panel{position:relative;background:var(--brand-deep);border-radius:28px;padding:52px 44px;color:#fff;overflow:hidden}
.cta-panel:before{content:"";position:absolute;right:-80px;top:-130px;width:340px;height:340px;border-radius:50%;border:42px solid rgba(255,255,255,.08)}
.cta-content{max-width:720px;position:relative;z-index:2}
.cta-kicker{display:inline-flex;align-items:center;gap:.5rem;font-size:.85rem;font-weight:700;letter-spacing:.12em;color:#F2DDB8;margin-bottom:16px}
.cta-content h2{font-size:clamp(1.55rem,3vw,2.2rem);line-height:1.35;margin:0 0 14px;font-weight:800;letter-spacing:-.02em}
.cta-content p{color:rgba(255,255,255,.82);font-size:1rem;line-height:1.85;max-width:620px;margin-bottom:26px}
.cta-group{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:18px}
.cta-hint{display:flex;font-size:.83rem;color:rgba(255,255,255,.76);align-items:center;gap:.5rem}
.cta-hint .ico-note{width:16px;height:16px}

/* Footer */
.site-footer{background:var(--brand-deep);color:rgba(255,255,255,.82);font-size:.95rem;padding:62px 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:42px;padding-bottom:44px}
.footer-brand{font-size:1.45rem;font-weight:800;color:#fff;margin-bottom:14px}
.footer-desc{max-width:350px;color:rgba(255,255,255,.66);line-height:1.85;font-size:.9rem}
.footer-column h3{color:#fff;font-size:.98rem;font-weight:700;margin:0 0 16px;letter-spacing:.02em}
.footer-column a{display:flex;color:rgba(255,255,255,.64);text-decoration:none;padding:5px 0;line-height:1.6;font-size:.9rem;transition:color .2s,transform .2s}
.footer-column a:hover{color:#fff;transform:translateX(3px)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding:20px 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:.85rem;color:rgba(255,255,255,.55)}
.footer-bottom .container{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px}
.footer-bottom span{margin:0}

/* Toast */
.toast{position:fixed;left:50%;bottom:30px;transform:translate(-50%,20px);background:var(--brand-deep);color:#fff;padding:.85rem 1.4rem;border-radius:999px;font-size:.9rem;box-shadow:0 10px 30px rgba(0,0,0,.2);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .25s,transform .25s;z-index:2000}
.toast.show{opacity:1;visibility:visible;transform:translate(-50%,0)}
@media (max-width:1024px){
  .section-block{padding:64px 0}
  .feature-showcase{gap:20px}
  .showcase-main{grid-column:span 12}
  .aside-stack{grid-column:span 12;grid-template-columns:1fr 1fr;grid-template-rows:none}
  .route-steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .header-actions{gap:.4rem}
}
@media (max-width:760px){
  .site-header{padding:10px 10px 8px}
  .header-inner{flex-wrap:wrap;padding:.7rem .8rem .65rem;border-radius:16px}
  .nav-toggle{display:inline-flex;align-items:center;gap:.45rem;background:none;border:1px solid var(--border);color:var(--text);border-radius:12px;padding:.5rem .8rem;cursor:pointer;font-size:.85rem;font-weight:700;line-height:1}
  .nav-toggle:hover{background:var(--surface-soft)}
  .nav-toggle-text{color:var(--text-soft)}
  .burger span{display:block}
  .main-nav{position:absolute;top:calc(100% + 10px);right:0;left:0;z-index:1500;width:auto;display:block;opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .22s,visibility .22s,transform .22s}
  .main-nav.is-open{opacity:1;visibility:visible;transform:translateY(0)}
  .nav-panel{flex-direction:column;align-items:stretch;background:var(--surface);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow-md);padding:14px}
  .nav-pill{width:100%;display:flex}
  .header-actions{margin-left:auto}
  .nav-action{display:none}
  .category-banner{padding:64px 0 48px}
  .hero-actions{margin-bottom:30px}
  .stat-chips{grid-template-columns:1fr 1fr}
  .section-title br{display:none}
  .aside-stack{grid-template-columns:1fr}
  .route-steps{grid-template-columns:1fr}
  .cta-panel{padding:36px 24px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom .container{justify-content:center}
}
@media (max-width:520px){
  .section-block{padding:50px 0}
  .container{padding-left:16px;padding-right:16px}
  .header-inner{gap:.5rem}
  .brand{font-size:1.08rem}
  .category-banner h1{font-size:2.1rem}
  .hero-actions .btn{width:100%}
  .btn{white-space:normal}
  .hero-stats{grid-template-columns:1fr}
}

/* roulang page: category4 */
:root {
  --bg-page: #F6F3EC;
  --bg-card: #FFFFFF;
  --bg-soft: #EFE9DD;
  --brand: #176B57;
  --brand-deep: #0D4034;
  --accent: #C25D32;
  --accent-hover: #A84A24;
  --gold: #B99755;
  --text-main: #203A34;
  --text-weak: #647E74;
  --border: #DDD5C8;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  --shadow-sm: 0 4px 14px rgba(28, 57, 48, 0.07);
  --shadow-md: 0 12px 24px rgba(28, 57, 48, 0.12);
  --space-section: 88px;
  --space-section-tablet: 64px;
  --space-section-mobile: 44px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
  background-color: var(--bg-page);
}
p, h1, h2, h3, h4, h5, h6 { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

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

/* ===== 通用站点页头 ===== */
.site-header {
  position: sticky;
  top: 14px;
  z-index: 100;
  padding: 0 24px;
  pointer-events: none;
}
.header-inner {
  pointer-events: auto;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(221,213,200,0.6);
  border-radius: 22px;
  box-shadow: var(--shadow-sm);
  padding: 12px 18px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  color: var(--brand-deep);
  white-space: nowrap;
}
.brand-mark {
  display: inline-block;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-deep) 72%);
  position: relative;
  overflow: hidden;
}
.brand-mark::before {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255,255,255,0.7);
  border-radius: 50%;
  top: 4px;
  left: 5px;
  box-shadow: inset 0 0 0 3px var(--brand-deep);
}
.brand-mark::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 2px;
  bottom: 3px;
  right: 5px;
  transform: rotate(45deg);
}

.main-nav { display: flex; align-items: center; }
.nav-panel {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border-radius: 999px;
  background: transparent;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-main);
  transition: background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  white-space: nowrap;
}
.nav-pill .nav-ico {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--brand);
}
.nav-pill .nav-ico svg {
  width: 19px;
  height: 19px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.nav-pill:hover {
  background: var(--bg-soft);
  color: var(--brand-deep);
}
.nav-pill.is-active {
  background: var(--brand-deep);
  color: #fff;
}
.nav-pill.is-active .nav-ico { color: #fff; }
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  font-size: 0.92rem;
  font-weight: 600;
  padding: 9px 22px;
  border-radius: 999px;
  transition: background 0.2s ease, transform 0.2s ease;
  margin-left: 6px;
  white-space: nowrap;
}
.nav-cta:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.nav-toggle-text {
  font-size: 0.7rem;
  color: var(--text-main);
}
.burger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 24px;
  height: 16px;
  gap: 4px;
}
.burger span {
  width: 100%;
  height: 2px;
  border-radius: 3px;
  background: var(--text-main);
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--brand-deep);
  color: rgba(255,255,255,0.9);
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  padding: 70px 0 44px;
}
.footer-brand {
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: 0.5px;
}
.footer-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.72);
  max-width: 340px;
}
.footer-column h3 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: 0.3px;
  position: relative;
  padding-bottom: 8px;
}
.footer-column h3::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 26px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.footer-column a {
  display: block;
  color: rgba(255,255,255,0.75);
  font-size: 0.9rem;
  padding: 6px 0;
  transition: color 0.2s ease, padding-left 0.2s ease;
  border-radius: 4px;
}
.footer-column a:hover {
  color: #fff;
  padding-left: 6px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 20px 0 28px;
}
.footer-bottom .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 20px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
}

/* ===== 分类通用 Hero 横幅区 ===== */
.category-banner {
  background-color: var(--brand-deep);
  background-image: url('/assets/images/backpic/back-3.webp');
  background-size: cover;
  background-position: center;
  position: relative;
  margin-top: 14px;
  border-radius: 26px;
  overflow: hidden;
}
.category-banner::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(13, 64, 52, 0.95) 0%, rgba(13, 64, 52, 0.74) 58%, rgba(13, 64, 52, 0.48) 100%);
}
.category-banner-inner {
  position: relative;
  z-index: 2;
  padding: 92px 52px 104px;
  color: #fff;
}
.crumb {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.crumb a { color: rgba(255,255,255,0.75); transition: color 0.2s; }
.crumb a:hover { color: #fff; }
.crumb span { color: #D9B58A; }
.category-banner h1 {
  font-size: clamp(2.2rem, 5vw, 3.9rem);
  line-height: 1.16;
  font-weight: 800;
  color: #fff;
  letter-spacing: 2px;
  margin-bottom: 18px;
}
.category-banner .banner-desc {
  font-size: 1rem;
  max-width: 600px;
  color: rgba(255,255,255,0.86);
  line-height: 1.8;
}

/* ===== 面包屑下方主体区域 ===== */
.page-main {
  padding: var(--space-section) 0 10px;
}

/* ===== 区块标题组件 ===== */
.sec-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 38px;
}
.sec-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}
.sec-kicker .line {
  width: 28px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  display: inline-block;
}
.sec-title {
  font-size: clamp(1.65rem, 3vw, 2.3rem);
  font-weight: 750;
  color: var(--brand-deep);
  line-height: 1.3;
}
.sec-sub {
  font-size: 0.92rem;
  color: var(--text-weak);
  margin-top: 10px;
  max-width: 540px;
}
.sec-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--brand);
  padding: 8px 0;
  border-radius: 6px;
  transition: gap 0.2s ease;
}
.sec-link:hover { gap: 10px; color: var(--brand-deep); }

/* ===== 精选专题区域：非对称大图推荐卡 ===== */
.feature-panel {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin-bottom: var(--space-section);
}
.feature-panel-grid {
  display: grid;
  grid-template-columns: 1.18fr 0.82fr;
}
.feature-panel-media {
  position: relative;
  min-height: 420px;
}
.feature-panel-media .backdrop-img {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/coverpic/cover-10.webp');
  background-size: cover;
  background-position: center;
}
.feature-panel-media .media-meta {
  position: absolute;
  bottom: 20px;
  left: 20px;
}
.tag-line {
  display: inline-flex;
  gap: 8px;
  flex-wrap: wrap;
}
.tag {
  background: rgba(255,255,255,0.92);
  color: var(--brand-deep);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 14px;
  letter-spacing: 0.3px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.feature-panel-content {
  padding: 46px 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.feature-panel-content .feature-index {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 2px;
  margin-bottom: 14px;
}
.feature-panel-content h2 {
  font-size: clamp(1.5rem, 2.4vw, 2.1rem);
  color: var(--brand-deep);
  line-height: 1.35;
  margin-bottom: 18px;
  font-weight: 750;
}
.feature-panel-content .feature-summary {
  color: var(--text-weak);
  line-height: 1.85;
  font-size: 0.95rem;
  margin-bottom: 30px;
}
.feature-meta-line {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-weak);
  font-size: 0.86rem;
  margin-bottom: 22px;
}
.feature-meta-line svg {
  width: 17px;
  height: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
}

/* ===== 次级条目卡 1+2 结构 ===== */
.sub-feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 16px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.sub-feature-card:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.sub-feature-media {
  flex: 0 0 128px;
  width: 128px;
  height: 92px;
  border-radius: 10px;
  overflow: hidden;
  background-size: cover;
  background-position: center;
}
.sub-feature-body { flex: 1; min-width: 0; }
.sub-feature-body h3 { font-size: 1rem; color: var(--text-main); margin-bottom: 8px; line-height: 1.45; }
.sub-feature-body p { color: var(--text-weak); font-size: 0.84rem; line-height: 1.65; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.sub-feature-meta { display: flex; align-items: center; gap: 10px; margin-top: 10px; font-size: 0.78rem; color: var(--text-weak); }

/* 双卡错落 wrapper */
.secondary-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: var(--space-section);
}

/* ===== 栏目足迹步骤定位带 ===== */
.track-section {
  background: var(--bg-soft);
  border-radius: var(--radius-lg);
  padding: 50px 42px;
  margin-bottom: var(--space-section);
}
.track-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  counter-reset: step;
}
.track-item {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 30px 22px 18px;
  text-align: center;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.track-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-sm); }
.track-number {
  font-size: 1rem;
  font-weight: 800;
  color: var(--accent);
  background: rgba(194, 93, 50, 0.1);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.track-item h3 { font-size: 1rem; color: var(--brand-deep); margin-bottom: 8px; }
.track-item p { font-size: 0.84rem; color: var(--text-weak); line-height: 1.6; }

/* ===== 内容卡片网格 CRUD 核心列表 ===== */
.list-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: var(--space-section);
}
.list-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.list-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}
.list-card-media {
  width: 100%;
  height: 192px;
  object-fit: cover;
  display: block;
  background-size: cover;
  background-position: center;
  background-color: var(--bg-soft);
  transition: transform 0.5s ease;
}
.list-card:hover .list-card-media { transform: scale(1.02); }
.list-card-content { padding: 26px 24px 20px; display: flex; flex: 1; flex-direction: column; }
.list-card-kicker {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  font-size: 0.78rem;
  color: var(--text-weak);
}
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  background: rgba(23, 107, 87, 0.1);
  color: var(--brand);
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
}
.list-card h3 {
  font-size: 1.06rem;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 12px;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.list-card p {
  font-size: 0.87rem;
  color: var(--text-weak);
  line-height: 1.72;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  margin-bottom: 18px;
}
.btn-text {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.87rem;
  font-weight: 600;
  color: var(--brand);
  margin-top: auto;
  transition: color 0.2s ease;
}
.btn-text:hover { color: var(--accent); }
.btn-text svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; }

/* ===== 统计数字条 ===== */
.metrics-strip {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 38px 44px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: var(--space-section);
  border: 1px solid var(--border);
}
.metric-item { text-align: center; }
.metric-value {
  font-size: 2rem;
  font-weight: 800;
  color: var(--brand);
  line-height: 1.2;
  letter-spacing: -0.5px;
}
.metric-label { font-size: 0.84rem; color: var(--text-weak); margin-top: 6px; font-weight: 500; }

/* ===== 通行证区块：指南 ===== */
.guide-block {
  background: var(--brand-deep);
  border-radius: var(--radius-lg);
  padding: 54px 50px;
  color: #fff;
  margin-bottom: var(--space-section);
  background-image: url('/assets/images/backpic/back-2.png');
  background-size: cover;
  background-position: center;
  background-blend-mode: multiply;
}
.guide-block h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); color: #fff; margin-bottom: 12px; }
.guide-block .guide-desc { font-size: 0.95rem; color: rgba(255,255,255,0.76); max-width: 420px; margin-bottom: 26px; line-height: 1.8; }

/* ===== 分类下一栏目条（非首页 CTA 结构） ===== */
.return-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  margin-bottom: 64px;
}
.return-strip h2 { font-size: 1.3rem; color: var(--brand-deep); font-weight: 700; }
.return-strip p { font-size: 0.86rem; color: var(--text-weak); margin-top: 4px; }

/* ===== 按钮体系 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-size: 0.93rem;
  font-weight: 600;
  padding: 11px 30px;
  border-radius: 999px;
  transition: all 0.2s ease;
  border: 1px solid transparent;
  line-height: 1.4;
}
.btn-lg { padding: 15px 38px; font-size: 1rem; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 8px 18px rgba(194, 93, 50, 0.28); }
.btn-secondary { background: transparent; border-color: rgba(255,255,255,0.5); color: #fff; }
.btn-secondary:hover { background: rgba(255,255,255,0.15); border-color: #fff; transform: translateY(-2px); }
.btn-dark { background: var(--brand); color: #fff; }
.btn-dark:hover { background: var(--brand-deep); transform: translateY(-2px); box-shadow: 0 8px 18px rgba(23, 107, 87, 0.25); }
.btn-simple { background: var(--bg-soft); color: var(--brand-deep); }
.btn-simple:hover { background: var(--border); color: var(--brand-deep); transform: translateY(-2px); }

/* ===== FAQ 折叠面板 ===== */
.faq-wrap { max-width: 760px; margin-left: auto; margin-right: auto; }
.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
}
.faq-item summary {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  font-size: 0.98rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  color: var(--text-main);
  transition: background 0.2s ease;
}
.faq-item summary:hover { background: rgba(239, 233, 221, 0.35); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-plus { flex: 0 0 22px; width: 22px; height: 22px; border-radius: 50%; border: 1.5px solid var(--accent); position: relative; transition: background 0.2s ease, transform 0.3s ease; }
.faq-plus::before, .faq-plus::after { content: ""; position: absolute; background: var(--accent); border-radius: 2px; transition: transform 0.25s ease; }
.faq-plus::before { width: 10px; height: 1.8px; top: calc(50% - 0.9px); left: 5px; }
.faq-plus::after { width: 1.8px; height: 10px; left: calc(50% - 0.9px); top: 5px; }
details[open] .faq-plus { background: var(--accent); }
details[open] .faq-plus::before { transform: rotate(45deg); background: #fff; }
details[open] .faq-plus::after { transform: rotate(45deg); background: #fff; }
.faq-answer { padding: 0 24px 22px 62px; color: var(--text-main); font-size: 0.93rem; line-height: 1.85; }
.faq-answer a { color: var(--brand); font-weight: 600; }
.faq-answer a:hover { text-decoration: underline; }

/* ===== 内容索引横向拉条 ===== */
.topic-strip {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 34px 38px;
  margin-bottom: var(--space-section);
}
.topic-strip-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.chip-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--border);
  background: var(--bg-soft);
  border-radius: 999px;
  padding: 7px 18px;
  font-size: 0.88rem;
  color: var(--text-main);
  transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}
.chip-link:hover { background: var(--brand); border-color: var(--brand); color: #fff; }
.chip-link svg { width: 15px; height: 15px; fill: none; stroke: currentColor; stroke-width: 1.8; }

/* ===== 空状态提示条（用在任意可能缺数据的区域） ===== */
.empty-state {
  border: 2px dashed var(--border);
  border-radius: var(--radius-md);
  text-align: center;
  padding: 52px 20px;
  color: var(--text-weak);
  font-size: 0.95rem;
  margin-bottom: 30px;
  background: rgba(255,255,255,0.5);
}

/* ===== 分页按钮外观（静态） ===== */
.pagination-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin: 32px 0 52px;
}
.page-btn {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
  transition: all 0.2s ease;
}
.page-btn.is-cur { background: var(--brand); color: #fff; border-color: var(--brand); }
.page-btn:hover { border-color: var(--brand); color: var(--brand); transform: translateY(-2px); }
.page-btn.is-cur:hover { color: #fff; }

/* ================================================================ */
/* 栅格适配 / 响应式 =============================================== */
/* ================================================================ */

@media screen and (max-width: 1024px) {
  :root { --space-section: var(--space-section-tablet); }
  .container { padding-left: 20px; padding-right: 20px; }
  .site-header { top: 8px; padding: 0 14px; }
  .header-inner { flex-wrap: wrap; padding: 12px 24px; }
  .main-nav { display: none; width: 100%; }
  .main-nav.open { display: block; }
  .nav-panel { flex-wrap: wrap; padding-top: 10px; }
  .nav-cta { margin-left: 0; margin-top: 4px; }
  .nav-toggle { display: inline-flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; padding: 56px 0 40px; }
  .feature-panel-grid { grid-template-columns: 1fr; }
  .feature-panel-media { min-height: 320px; }
  .feature-panel-content { padding: 34px 28px; }
  .secondary-pair { grid-template-columns: 1fr; }
  .track-grid { grid-template-columns: repeat(2, 1fr); }
  .list-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }
  .metrics-strip { grid-template-columns: repeat(2, 1fr); }
  .category-banner-inner { padding: 70px 32px 82px; }
}

@media screen and (max-width: 640px) {
  :root { --space-section: var(--space-section-mobile); }
  body { font-size: 15px; }
  .container { padding-left: 16px; padding-right: 16px; }
  .site-header { top: 0; padding: 10px 12px 0; }
  .header-inner { border-radius: 16px; padding: 10px 14px; gap: 12px; }
  .brand { font-size: 1.08rem; }
  .brand-mark { width: 30px; height: 30px; flex-basis: 30px; border-radius: 10px; }
  .nav-pill { width: calc(50% - 4px); justify-content: flex-start; padding: 9px 10px; font-size: 0.86rem; }
  .nav-cta { width: 100%; justify-content: center; margin-top: 2px; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; padding: 44px 0 30px; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
  .category-banner { border-radius: 18px; }
  .category-banner-inner { padding: 56px 20px 66px; }
  .category-banner h1 { letter-spacing: 1px; }
  .sec-head { display: block; margin-bottom: 26px; }
  .sec-link { margin-top: 14px; }
  .list-grid { grid-template-columns: 1fr; }
  .secondary-pair { grid-template-columns: 1fr; }
  .track-grid { grid-template-columns: 1fr; }
  .track-item { padding: 24px 18px 16px; }
  .metrics-strip { grid-template-columns: 1fr; }
  .feature-panel-media { min-height: 240px; }
  .feature-panel-content { padding: 28px 20px; }
  .feature-panel-content h2 { font-size: 1.4rem; }
  .sub-feature-card { flex-direction: column; text-align: center; }
  .sub-feature-media { width: 100%; height: 130px; flex: none; }
  .guide-block { padding: 38px 20px; }
  .return-strip { flex-direction: column; text-align: center; }
  .chip-link { padding: 6px 12px; font-size: 0.84rem; }
  .topic-strip { padding: 20px 16px; }
  .crumb { font-size: 0.78rem; }
}

@media screen and (min-width: 640px) and (max-width: 1024px) {
  .brand { letter-spacing: 0px; }
}

/* IE 或极小兼容 */
.no-js .main-nav { display: block; }

/* roulang page: category3 */
:root{
  --bg:#F6F3EC;
  --card:#FFFFFF;
  --soft:#EFE9DD;
  --sandline:#DDD5C8;
  --brand:#176B57;
  --brand-dark:#0D4034;
  --clay:#C25D32;
  --gold:#C9A55C;
  --text:#203A34;
  --muted:#647E74;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-sm:0 4px 14px rgba(28,57,48,0.07);
  --shadow-md:0 12px 24px rgba(28,57,48,0.12);
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",sans-serif;
  --font-serif:"Noto Serif CJK SC","Source Han Serif SC","Songti SC","STSong","SimSun",serif;
  --space-section:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-sans);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none}
a:hover{color:var(--brand-dark)}
button{font-family:inherit;line-height:1.2;cursor:pointer}
.container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px}
.grid-x{display:flex;flex-flow:row wrap}
.grid-margin-x{margin-left:-12px;margin-right:-12px}
.grid-margin-x>.cell{margin-left:12px;margin-right:12px}
.cell{flex:0 0 auto;box-sizing:border-box}
.small-12{width:calc(100% - 24px)}
.medium-6{width:calc(50% - 24px)}
.medium-4{width:calc(33.3333% - 24px)}
.medium-8{width:calc(66.6667% - 24px)}
@media (max-width:1023px){
  :root{--space-section:64px}
}
@media (max-width:639px){
  .container,.grid-container{padding-left:16px;padding-right:16px}
  :root{--space-section:48px}
}
/* header start */
.site-header{position:sticky;top:12px;z-index:100;padding-top:2px;background:transparent}
.header-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:10px;background:rgba(255,255,255,0.94);backdrop-filter:blur(6px);border:1px solid rgba(221,213,200,0.85);border-radius:22px;box-shadow:var(--shadow-sm);padding:8px 10px 8px 16px;position:relative}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:1.1rem;font-weight:800;color:var(--brand-dark);white-space:nowrap;font-family:var(--font-sans)}
.brand-mark{width:34px;height:34px;border-radius:12px;background:var(--brand-dark);display:inline-flex;position:relative;overflow:hidden;flex:0 0 auto}
.brand-mark::before{content:"";position:absolute;left:8px;right:8px;top:12px;bottom:5px;background:var(--gold);border-radius:50% 50% 22% 22% / 70% 70% 30% 30%;opacity:0.95}
.brand-mark::after{content:"";position:absolute;left:15px;right:15px;top:9px;height:10px;background:rgba(255,255,255,0.7);border-radius:99px}
.main-nav{flex:1;display:flex;justify-content:flex-end;padding:0 6px}
.nav-panel{display:flex;align-items:center;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.nav-pill{display:flex;align-items:center;gap:7px;padding:9px 14px;border-radius:14px;background:#F1ECE2;color:#4E6257;font-weight:600;font-size:.92rem;transition:background .25s,color .25s,box-shadow .25s,transform .25s}
.nav-pill svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;display:block}
.nav-pill:hover{background:#E4DACb;color:var(--brand-dark);transform:translateY(-1px)}
.nav-pill:active{transform:translateY(1px)}
.nav-pill.is-active{background:var(--brand);color:#fff;box-shadow:0 6px 14px rgba(23,107,87,0.26)}
.nav-pill.is-active:hover{background:var(--brand-dark);color:#fff}
.header-cta-wrap{flex:0 0 auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;background:var(--brand);color:#fff;font-weight:600;font-size:.95rem;line-height:1.2;padding:11px 20px;border-radius:999px;box-shadow:0 4px 12px rgba(23,107,87,0.18);transition:background .25s,transform .2s,box-shadow .25s;cursor:pointer}
.btn:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 8px 18px rgba(23,107,87,0.2)}
.btn:active{transform:translateY(1px)}
.btn.secondary{background:#fff;color:var(--brand-dark);border:1px solid var(--sandline);box-shadow:none}
.btn.secondary:hover{background:var(--soft);border-color:#C2B8A9}
.btn-clay{background:var(--clay);box-shadow:0 6px 16px rgba(194,93,50,0.2)}
.btn-clay:hover{background:#A64C2B}
.btn-sm{padding:8px 14px;font-size:.88rem}
.nav-toggle{display:none;align-items:center;gap:8px;border-radius:13px;border:1px solid var(--sandline);background:#fff;padding:9px 13px;font-weight:600;color:var(--text);font-size:.9rem;cursor:pointer}
.burger{width:15px;height:14px;position:relative}
.burger span{position:absolute;left:0;right:0;height:2px;background:var(--brand-dark);border-radius:99px}
.burger span:nth-child(1){top:1px}
.burger span:nth-child(2){top:6px}
.burger span:nth-child(3){top:11px}
.nav-toggle-text{display:inline-block}
a:focus-visible,button:focus-visible{outline:3px solid var(--clay);outline-offset:2px;border-radius:4px}
@media (max-width:1023px){
  .site-header{top:8px}
  .nav-toggle{display:inline-flex}
  .main-nav{position:absolute;top:calc(100% + 8px);left:0;right:0;display:none;background:#fff;border:1px solid var(--sandline);border-radius:20px;box-shadow:var(--shadow-md);padding:14px}
  .main-nav.is-open{display:block}
  .nav-panel{display:grid;grid-template-columns:1fr 1fr;gap:8px}
  .nav-pill{justify-content:flex-start}
  .header-cta-wrap{display:none}
}
@media(max-width:639px){
  .brand{font-size:1rem;gap:6px}
  .brand-mark{width:30px;height:30px;border-radius:10px}
  .nav-panel{grid-template-columns:1fr}
  .nav-toggle-text{display:none}
  .header-inner{padding-left:10px;padding-right:8px}
}
/* shared section styles */
.main{display:block}
.cat-hero{position:relative;background:#13221c;background-image:linear-gradient(90deg,rgba(13,64,52,0.88) 0%,rgba(16,72,59,0.73) 46%,rgba(13,64,52,0.38) 78%),url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center 30%;color:#fff;border-radius:26px;margin:24px auto 0;max-width:1200px;padding:88px 56px;min-height:360px;display:flex;flex-direction:column;justify-content:flex-end;box-shadow:var(--shadow-sm);overflow:hidden}
.cat-breadcrumb{display:flex;align-items:center;gap:8px;font-size:.9rem;color:rgba(255,255,255,0.78);margin-bottom:22px;border-radius:999px;background:rgba(255,255,255,0.13);padding:6px 14px;width:max-content;backdrop-filter:blur(4px)}
.cat-breadcrumb a{color:rgba(255,255,255,0.88)}
.cat-breadcrumb a:hover{color:#fff}
.cat-hero h1{font-size:clamp(2.6rem,5vw,3.8rem);margin:0 0 14px;font-weight:800;color:#fff;letter-spacing:1px}
.cat-hero .lead{font-size:1.2rem;max-width:640px;line-height:1.8;color:rgba(255,255,255,0.9);margin-bottom:34px}
.cat-hero-actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.cat-hero-actions .btn{background:#fff;font-size:.95rem;color:var(--brand-dark);padding:12px 22px;box-shadow:none}
.cat-hero-actions .btn.line{background:rgba(255,255,255,0.14);color:#fff;border:1px solid rgba(255,255,255,0.35)}
@media(max-width:639px){
  .cat-hero{margin:12px 8px 0;padding:46px 22px;min-height:300px;border-radius:20px}
  .cat-hero h1{font-size:2.2rem}
  .cat-hero .lead{font-size:1.02rem}
}
.section-block{padding:calc(var(--space-section) - 16px) 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:38px}
.sec-eyebrow{display:flex;align-items:center;gap:10px;font-size:.78rem;font-weight:700;letter-spacing:2px;color:var(--clay);text-transform:uppercase;margin-bottom:8px}
.sec-eyebrow::before{content:"";height:2px;width:30px;background:var(--gold);border-radius:99px;display:inline-block}
.sec-title{font-size:clamp(1.7rem,3vw,2.3rem);color:var(--brand-dark);margin:0;font-weight:800;line-height:1.3}
.sec-desc{color:var(--muted);font-size:1rem;max-width:620px;margin-top:8px}
.sec-link{font-weight:600;white-space:nowrap;display:inline-flex;align-items:center;gap:5px}
@media(max-width:639px){
  .sec-head{flex-direction:column;align-items:flex-start;margin-bottom:26px;gap:6px}
}
/* feature selection */
.feature-grid{display:flex;gap:24px}
.feature-main{flex:1.24;background:#fff;border:1px solid var(--sandline);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .3s,box-shadow .3s}
.feature-main:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.feature-main .cover-img{aspect-ratio:16 / 9;overflow:hidden}
.feature-main .cover-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.feature-main:hover .cover-img img{transform:scale(1.04)}
.feature-main .fm-body{padding:26px;position:relative}
.tag{display:inline-block;background:var(--soft);border:1px solid #DCCFB5;color:#7C5E37;font-size:.78rem;font-weight:600;padding:4px 12px;border-radius:999px;margin-bottom:18px}
.feature-main h3{font-size:1.65rem;margin:0 0 14px;color:var(--brand-dark);line-height:1.4}
.feature-main p{color:var(--muted);font-size:1rem;line-height:1.9;margin:0 0 16px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.arrow-link{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:700;font-size:.95rem;margin-top:10px}
.arrow-link svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;transition:transform .25s}
.arrow-link:hover{color:var(--clay)}
.arrow-link:hover svg{transform:translateX(4px)}
.feature-side{flex:1;display:flex;flex-direction:column;gap:24px}
.feature-mini{display:flex;gap:16px;background:#fff;border:1px solid var(--sandline);border-radius:var(--radius-lg);padding:14px;box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s}
.feature-mini:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.feature-mini .mini-img{width:150px;height:100px;flex:0 0 auto;border-radius:13px;overflow:hidden}
.feature-mini .mini-img img{width:100%;height:100%;object-fit:cover}
.feature-mini h4{margin:6px 0 8px;font-size:1.08rem;line-height:1.45;color:var(--brand-dark);font-weight:800}
.feature-mini p{margin:0;color:var(--muted);font-size:.9rem;line-height:1.65;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.feature-mini .mini-date{font-size:.78rem;color:#A49B8D;margin-top:6px}
@media(max-width:1023px){
  .feature-grid{flex-direction:column}
  .feature-side{flex-direction:row}
  .feature-mini{flex:1}
}
@media(max-width:639px){
  .feature-side{flex-direction:column}
  .feature-mini{align-items:flex-start}
  .feature-mini .mini-img{width:110px;height:90px}
  .feature-main .fm-body{padding:20px}
  .feature-main h3{font-size:1.33rem}
}
/* direction cards */
.topic-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.topic-card{background:#141b16;background-image:linear-gradient(160deg,#274b3f 0%,#13231d 100%);border-radius:var(--radius-lg);padding:24px;color:#fff;position:relative;overflow:hidden;box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s}
.topic-card::after{content:"";position:absolute;right:-22px;bottom:-38px;border-radius:50%;background:rgba(255,255,255,0.06);width:100px;height:100px}
.topic-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.topic-card .topic-no{font-family:Georgia,serif;color:var(--gold);font-size:.9rem;letter-spacing:2px}
.topic-card h3{margin:16px 0 10px;font-size:1.15rem;letter-spacing:.5px}
.topic-card p{margin:0;color:rgba(255,255,255,0.78);font-size:.9rem;line-height:1.7}
.topic-card .tag-line{position:relative;z-index:1;display:block;margin-top:20px;padding-top:12px;border-top:1px solid rgba(255,255,255,0.18);color:rgba(255,255,255,0.62);font-size:.82rem}
@media(max-width:1023px){
  .topic-cards{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:639px){
  .topic-cards{grid-template-columns:1fr;gap:14px;margin-right:6px;margin-left:6px}
}
/* featured static list */
.list-wrap{background:#fff;border:1px solid var(--sandline);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow-sm)}
.feature-static-list{list-style:none;margin:0;padding:0}
.feature-static-item{display:flex;align-items:center;gap:18px;border-bottom:1px solid #EEE5D8;padding:18px 4px;transition:background .2s}
.feature-static-item:last-child{border-bottom:0}
.feature-static-item:hover{background:#FBFAF5}
.fs-num{font-family:Georgia,serif;font-size:1.28rem;color:var(--gold);width:42px;flex:0 0 auto;text-align:center}
.fs-thumb{width:126px;height:92px;flex:0 0 auto;border-radius:12px;overflow:hidden}
.fs-thumb img{width:100%;height:100%;object-fit:cover}
.fs-main{flex:1;min-width:0;display:flex;flex-direction:column;gap:6px}
.fs-tags{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.fs-tag{font-size:.75rem;color:var(--brand);background:#EAF3EE;padding:2px 9px;border-radius:99px}
.fs-title{font-size:1.08rem;font-weight:800;line-height:1.45;color:var(--text);margin:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block;max-width:100%}
.fs-title a{color:var(--text)}
.fs-title a:hover{color:var(--brand)}
.fs-summary{color:var(--muted);font-size:.91rem;line-height:1.6;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;max-width:760px}
.fs-foot{display:flex;align-items:center;gap:12px;color:#A49B8D;font-size:.8rem;margin-top:2px}
.fs-empty{text-align:center;border:2px dashed var(--sandline);border-radius:var(--radius-lg);padding:40px 20px;color:#A8A092;font-size:.95rem;display:none}
@media(max-width:639px){
  .feature-static-item{flex-wrap:wrap}
  .fs-thumb{width:100%;height:160px;order:1}
  .fs-num{order:2;width:auto}
  .fs-main{order:3;width:calc(100% - 52px)}
  .list-wrap{padding:16px}
}
/* how to use */
.use-wrap{display:grid;grid-template-columns:1fr 1fr 1fr;gap:22px;counter-reset:step}
.use-card{background:#fff;border:1px solid var(--sandline);border-radius:var(--radius-lg);padding:28px 24px 22px;position:relative;box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s}
.use-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.use-card::before{counter-increment:step;content:"0" counter(step);position:absolute;right:22px;top:18px;font-family:Georgia,serif;color:var(--gold);font-size:1.6rem;opacity:.55}
.use-card h3{margin:0 0 12px;color:var(--brand-dark);font-size:1.25rem;padding-right:54px}
.use-card p{margin:0;color:var(--muted);font-size:.95rem;line-height:1.85}
@media(max-width:1023px){
  .use-wrap{grid-template-columns:1fr 1fr}
}
@media(max-width:639px){
  .use-wrap{grid-template-columns:1fr}
}
/* faq */
.faq-wrap{max-width:860px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--sandline);border-radius:15px;margin-bottom:14px;box-shadow:var(--shadow-sm);overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:19px 24px;font-weight:700;font-size:1.02rem;color:var(--text);position:relative;padding-right:50px;display:flex;align-items:center;gap:12px;transition:background .2s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#FAF6EF;color:var(--brand-dark)}
.faq-item summary::after{content:"+";position:absolute;right:20px;top:16px;font-size:1.6rem;font-weight:400;color:var(--brand);transition:transform .2s}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg)}
.faq-answer{padding:0 24px 22px 24px;color:var(--muted);line-height:1.9;border-top:1px solid #F3E8DB;font-size:.97rem;font-family:var(--font-sans)}
.faq-answer a{font-weight:600;color:var(--clay)}
.faq-answer a:hover{text-decoration:underline}
/* sectional cta */
.section-cta{background:var(--brand-dark);border-radius:26px;color:#fff;padding:56px 48px;display:flex;align-items:center;justify-content:space-between;gap:40px;margin:calc(var(--space-section) - 16px) 0;background-image:radial-gradient(circle at 84% 22%,rgba(201,165,92,.24),transparent 24%),linear-gradient(100deg,#0D4034,#15392f)}
.section-cta .info{max-width:560px}
.section-cta h2{margin:0 0 12px;font-size:clamp(1.6rem,3vw,2.2rem);line-height:1.3}
.section-cta p{margin:0;font-size:1.02rem;color:rgba(255,255,255,0.82)}
.cta-btns{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0;justify-content:center}
.cta-btns .btn{background:var(--clay);color:#fff}
.cta-btns .btn:hover{background:#A64B2B;color:#fff}
.cta-btns .btn.is-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,0.35);box-shadow:none}
.cta-btns .btn.is-ghost:hover{background:rgba(255,255,255,0.1);border-color:#fff}
@media(max-width:1023px){
  .section-cta{flex-direction:column;align-items:flex-start;padding:40px 28px}
}
@media(max-width:639px){
  .section-cta{margin:40px 0;padding:32px 20px;border-radius:18px}
  .cta-btns{width:100%}
}
/* footer */
.site-footer{background:var(--brand-dark);color:rgba(255,255,255,0.7);margin-top:46px;padding-top:56px;border-bottom:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;padding-bottom:40px}
.footer-brand{font-size:1.2rem;color:#fff;font-weight:800;margin-bottom:12px;font-family:var(--font-sans)}
.footer-desc{width:min(100%,338px);font-size:.9rem;line-height:1.8;margin:0;color:rgba(255,255,255,0.78)}
.site-footer h3{margin:0 0 14px;font-size:.85rem;color:#fff;letter-spacing:1px;font-weight:700;opacity:.85}
.site-footer h3::after{content:"";display:block;width:26px;height:2px;background:var(--gold);margin-top:7px;border-radius:99px}
.site-footer a{color:rgba(255,255,255,0.72);margin-bottom:10px;display:block;font-size:.92rem;transition:color .25s,padding-left .25s}
.site-footer a:hover{color:#fff;padding-left:4px}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.13);padding:18px 0}
.footer-bottom .container{display:flex;align-items:center;justify-content:space-between;font-size:.84rem;color:rgba(255,255,255,0.62)}
.footer-bottom .container span{margin-right:24px}
@media(max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .footer-intro{grid-column:span 2}
}
@media(max-width:639px){
  .footer-grid{grid-template-columns:1fr}
  .footer-intro{grid-column:span 1}
  .footer-bottom .container{flex-direction:column;gap:8px;align-items:flex-start}
}
.back-top-link{position:fixed;right:22px;bottom:30px;z-index:99;background:#fff;border:1px solid var(--sandline);color:var(--brand);width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);transition:background .2s,border-color .2s,color .2s}
.back-top-link svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2.1;stroke-linecap:round;stroke-linejoin:round}
.back-top-link:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
@media(max-width:639px){
  .back-top-link{bottom:14px;right:14px;width:40px;height:40px}
}