/* roulang page: index */
:root {
            --color-primary: #2F6FED;
            --color-primary-hover: #1F5FD1;
            --color-primary-soft: #EAF1FE;
            --color-accent: #F6A723;
            --color-accent-soft: #FFF6E5;
            --color-accent-purple: #7C6FF0;
            --color-accent-purple-soft: #F1EEFF;
            --color-accent-green: #0FAF7A;
            --color-accent-green-soft: #E6F9F2;
            --color-bg: #F7FAFD;
            --color-card: #FFFFFF;
            --color-text: #152238;
            --color-text-secondary: #64748B;
            --color-text-light: #8A9BB8;
            --color-border: rgba(47, 111, 237, 0.10);
            --color-border-strong: rgba(47, 111, 237, 0.22);
            --color-footer-bg: #0F1C33;
            --color-footer-text: #A8B8D0;
            --color-footer-heading: #E2E8F0;
            --shadow-card: 0 8px 30px rgba(21, 34, 56, 0.06);
            --shadow-card-hover: 0 18px 45px rgba(47, 111, 237, 0.12);
            --shadow-cta: 0 10px 24px rgba(47, 111, 237, 0.24);
            --shadow-float: 0 20px 60px rgba(21, 34, 56, 0.12);
            --radius-card: 16px;
            --radius-panel: 14px;
            --radius-btn: 12px;
            --radius-badge: 999px;
            --radius-cta: 20px;
            --header-height: 68px;
            --container-max: 1240px;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", system-ui, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: var(--color-primary);
            transition: color var(--transition-fast);
        }

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

        button, input, select, textarea {
            font: inherit;
            border: none;
            background: none;
            outline: none;
        }

        button {
            cursor: pointer;
        }

        ul, ol {
            list-style: none;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* ========== Header / Navigation ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.86);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(21, 34, 56, 0.08);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 20px;
        }

        .logo-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            white-space: nowrap;
            letter-spacing: 0.2px;
        }

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

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
            position: relative;
        }

        .logo-icon::after {
            content: "";
            position: absolute;
            top: -3px;
            right: -3px;
            width: 10px;
            height: 10px;
            background: var(--color-accent);
            border-radius: 50%;
            border: 2px solid #fff;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .main-nav a {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 6px 2px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--color-primary);
        }

        .main-nav a.active {
            color: var(--color-primary);
            border-bottom-color: var(--color-primary);
            background: var(--color-primary-soft);
            border-radius: 6px 6px 0 0;
            padding: 6px 10px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--color-card);
            border: 1px solid rgba(21, 34, 56, 0.10);
            border-radius: var(--radius-btn);
            padding: 7px 12px;
            min-width: 220px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .search-box:focus-within {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(47, 111, 237, 0.15);
        }

        .search-box svg {
            flex-shrink: 0;
            color: var(--color-text-light);
        }

        .search-box input {
            flex: 1;
            font-size: 13px;
            color: var(--color-text);
            background: transparent;
            border: none;
            outline: none;
            min-width: 0;
        }

        .search-box input::placeholder {
            color: var(--color-text-light);
        }

        .search-kbd {
            font-size: 11px;
            color: var(--color-text-light);
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: 4px;
            padding: 1px 5px;
            font-weight: 500;
            white-space: nowrap;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            padding: 10px 18px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-base);
            white-space: nowrap;
            line-height: 1.2;
        }

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

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

        .btn-primary:hover {
            background: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 14px 30px rgba(47, 111, 237, 0.30);
        }

        .btn-primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-cta);
        }

        .btn-ghost {
            background: var(--color-card);
            color: var(--color-primary);
            border: 1px solid var(--color-primary);
        }

        .btn-ghost:hover {
            background: var(--color-primary-soft);
            color: var(--color-primary-hover);
            transform: translateY(-1px);
        }

        .btn-accent {
            background: var(--color-accent);
            color: #1F2937;
            box-shadow: 0 8px 20px rgba(246, 167, 35, 0.28);
        }

        .btn-accent:hover {
            background: #E89B0F;
            color: #1F2937;
            transform: translateY(-1px);
            box-shadow: 0 12px 26px rgba(246, 167, 35, 0.35);
        }

        .btn-sm {
            font-size: 13px;
            padding: 8px 14px;
        }

        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: transparent;
            padding: 6px;
            border-radius: 8px;
            border: 1px solid var(--color-border);
        }

        .hamburger span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition-base);
        }

        .hamburger.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .hamburger.open span:nth-child(2) {
            opacity: 0;
        }

        .hamburger.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: var(--color-card);
            border-bottom: 1px solid var(--color-border);
            padding: 20px 24px;
            z-index: 999;
            box-shadow: var(--shadow-float);
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu a {
            display: block;
            padding: 12px 4px;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            border-bottom: 1px solid var(--color-border);
        }

        .mobile-menu a:last-child {
            border-bottom: none;
        }

        .mobile-menu a:hover {
            color: var(--color-primary);
            background: var(--color-primary-soft);
            border-radius: 8px;
        }

        /* ========== Hero Section ========== */
        .hero-section {
            padding: 60px 0 40px;
            background: linear-gradient(180deg, #FFFFFF 0%, var(--color-bg) 100%);
            position: relative;
            overflow: hidden;
        }

        .hero-section::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-primary-soft);
            opacity: 0.35;
            pointer-events: none;
        }

        .hero-grid {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 40px;
            align-items: center;
            position: relative;
            z-index: 1;
        }

        .hero-content {
            padding-right: 20px;
        }

        .hero-badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-primary-soft);
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-badge);
            padding: 5px 12px;
            margin-bottom: 16px;
            letter-spacing: 0.3px;
        }

        .hero-title {
            font-size: clamp(28px, 3.6vw, 40px);
            font-weight: 700;
            color: var(--color-text);
            line-height: 1.3;
            margin-bottom: 14px;
            letter-spacing: -0.3px;
        }

        .hero-subtitle {
            font-size: 15px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 24px;
            max-width: 520px;
        }

        .hero-cta-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }

        .hero-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: var(--color-card);
            border: 1px solid rgba(21, 34, 56, 0.10);
            border-radius: var(--radius-btn);
            padding: 9px 14px;
            max-width: 440px;
            margin-bottom: 16px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .hero-search:focus-within {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(47, 111, 237, 0.15);
        }

        .hero-search svg {
            color: var(--color-text-light);
            flex-shrink: 0;
        }

        .hero-search input {
            flex: 1;
            font-size: 14px;
            color: var(--color-text);
            background: transparent;
            min-width: 0;
        }

        .hero-search input::placeholder {
            color: var(--color-text-light);
        }

        .hero-evidence-row {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .evidence-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-badge);
            padding: 6px 12px;
            font-size: 12px;
            color: var(--color-text-secondary);
        }

        .evidence-pill strong {
            font-size: 15px;
            font-weight: 700;
            color: var(--color-primary);
            font-variant-numeric: tabular-nums;
        }

        .hero-visual {
            position: relative;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 420px;
        }

        .hero-bg-layer {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 85%;
            height: 80%;
            border-radius: var(--radius-card);
            overflow: hidden;
            opacity: 0.5;
            pointer-events: none;
        }

        .hero-bg-layer img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-card);
        }

        .hero-card-float {
            position: relative;
            z-index: 2;
            width: 260px;
            background: var(--color-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-float);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transform: rotate(-2deg);
            transition: transform var(--transition-base);
        }

        .hero-card-float:hover {
            transform: rotate(0deg) translateY(-4px);
        }

        .hero-card-top-bar {
            height: 3px;
            background: linear-gradient(90deg, var(--color-accent), var(--color-accent-purple));
        }

        .hero-card-img {
            aspect-ratio: 3/4;
            overflow: hidden;
            position: relative;
        }

        .hero-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hero-card-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            background: rgba(255, 255, 255, 0.9);
            color: var(--color-accent-purple);
            font-size: 11px;
            font-weight: 700;
            border-radius: var(--radius-badge);
            padding: 4px 8px;
            border: 1px solid var(--color-border);
        }

        .hero-card-body {
            padding: 14px;
        }

        .hero-card-body h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .hero-card-meta {
            display: flex;
            gap: 10px;
            font-size: 12px;
            color: var(--color-text-light);
        }

        /* ========== Generic Section Styles ========== */
        .section {
            padding: 70px 0;
            position: relative;
        }

        .section-alt {
            background: var(--color-primary-soft);
            border-top: 1px solid var(--color-border);
            border-bottom: 1px solid var(--color-border);
        }

        .section-white {
            background: var(--color-card);
        }

        .section-header {
            margin-bottom: 32px;
        }

        .section-header h2 {
            font-size: clamp(22px, 2.6vw, 30px);
            font-weight: 650;
            color: var(--color-text);
            margin-bottom: 10px;
            letter-spacing: -0.2px;
            line-height: 1.3;
        }

        .section-header p {
            font-size: 14px;
            color: var(--color-text-secondary);
            max-width: 640px;
            line-height: 1.7;
        }

        /* ========== Pain Points Section ========== */
        .pain-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 20px;
        }

        .pain-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 22px;
            position: relative;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .pain-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-border-strong);
        }

        .pain-card .pain-alert {
            position: absolute;
            top: 16px;
            right: 16px;
            width: 8px;
            height: 8px;
            background: var(--color-accent);
            border-radius: 50%;
            box-shadow: 0 0 0 4px var(--color-accent-soft);
        }

        .pain-badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: #B45309;
            background: var(--color-accent-soft);
            border-radius: var(--radius-badge);
            padding: 4px 10px;
            margin-bottom: 12px;
            letter-spacing: 0.2px;
        }

        .pain-card h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
        }

        .pain-card p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ========== Solution Section ========== */
        .solution-grid {
            display: grid;
            grid-template-columns: 4fr 8fr;
            gap: 32px;
            align-items: stretch;
        }

        .solution-summary {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 26px;
            box-shadow: var(--shadow-card);
        }

        .solution-summary h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 10px;
        }

        .solution-summary p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .solution-panels {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }

        .attr-panel {
            background: var(--color-primary-soft);
            border-radius: var(--radius-panel);
            padding: 18px;
            border: 1px solid var(--color-border);
        }

        .attr-panel-label {
            font-size: 12px;
            color: var(--color-text-secondary);
            margin-bottom: 6px;
            font-weight: 500;
        }

        .attr-panel-value {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
            font-variant-numeric: tabular-nums;
        }

        .attr-progress {
            height: 6px;
            background: rgba(47, 111, 237, 0.12);
            border-radius: 3px;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .attr-progress-bar {
            height: 100%;
            background: var(--color-primary);
            border-radius: 3px;
            transition: width var(--transition-base);
        }

        .attr-stars {
            display: flex;
            gap: 2px;
            color: var(--color-accent);
            font-size: 14px;
            letter-spacing: 1px;
        }

        .attr-tag {
            display: inline-block;
            font-size: 11px;
            color: var(--color-primary);
            background: rgba(47, 111, 237, 0.10);
            border-radius: var(--radius-badge);
            padding: 3px 8px;
            font-weight: 500;
        }

        /* ========== Steps Section ========== */
        .steps-track {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }

        .steps-track::before {
            content: "";
            position: absolute;
            top: 24px;
            left: 10%;
            right: 10%;
            height: 2px;
            border-top: 2px dashed var(--color-border-strong);
            z-index: 0;
        }

        .step-item {
            text-align: center;
            position: relative;
            z-index: 1;
            padding: 0 8px;
        }

        .step-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 48px;
            height: 48px;
            background: var(--color-primary);
            color: #fff;
            font-size: 18px;
            font-weight: 700;
            border-radius: 12px;
            margin-bottom: 14px;
            box-shadow: 0 6px 16px rgba(47, 111, 237, 0.25);
        }

        .step-item h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .step-item p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== Results Section ========== */
        .results-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .result-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-panel);
            padding: 20px 16px;
            text-align: center;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

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

        .result-number {
            font-size: 32px;
            font-weight: 700;
            color: var(--color-primary);
            font-variant-numeric: tabular-nums;
            margin-bottom: 6px;
            letter-spacing: -0.5px;
        }

        .result-label {
            font-size: 12px;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        /* ========== Testimonials Section ========== */
        .testimonial-grid {
            display: grid;
            grid-template-columns: 4fr 8fr;
            gap: 32px;
            align-items: stretch;
        }

        .testimonial-score-panel {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 26px;
            box-shadow: var(--shadow-card);
            text-align: center;
        }

        .testimonial-score-panel .big-score {
            font-size: 44px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1;
            margin-bottom: 6px;
            font-variant-numeric: tabular-nums;
        }

        .testimonial-score-panel .score-stars {
            display: flex;
            justify-content: center;
            gap: 4px;
            color: var(--color-accent);
            font-size: 18px;
            margin-bottom: 8px;
        }

        .testimonial-score-panel .score-note {
            font-size: 13px;
            color: var(--color-text-secondary);
        }

        .testimonial-track {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding-bottom: 8px;
            -webkit-overflow-scrolling: touch;
        }

        .testimonial-track::-webkit-scrollbar {
            height: 4px;
        }

        .testimonial-track::-webkit-scrollbar-thumb {
            background: var(--color-border-strong);
            border-radius: 2px;
        }

        .testimonial-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

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

        .testimonial-card .t-stars {
            color: var(--color-accent);
            font-size: 14px;
            margin-bottom: 10px;
            letter-spacing: 1px;
        }

        .testimonial-card .t-text {
            font-size: 13px;
            color: var(--color-text);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .testimonial-card .t-badge {
            display: inline-block;
            font-size: 11px;
            font-weight: 500;
            color: var(--color-primary);
            background: var(--color-primary-soft);
            border-radius: var(--radius-badge);
            padding: 3px 8px;
        }

        /* ========== Audience Section ========== */
        .audience-grid {
            display: grid;
            grid-template-columns: 4fr 8fr;
            gap: 28px;
            align-items: stretch;
        }

        .audience-tabs {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .audience-tab {
            display: block;
            text-align: left;
            padding: 14px 16px;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-panel);
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .audience-tab:hover {
            border-color: var(--color-border-strong);
            color: var(--color-primary);
        }

        .audience-tab.active {
            background: var(--color-primary-soft);
            border-color: var(--color-primary);
            color: var(--color-primary);
            font-weight: 600;
        }

        .audience-display {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 24px;
            box-shadow: var(--shadow-card);
            min-height: 240px;
        }

        .audience-panel {
            display: none;
            gap: 20px;
            align-items: flex-start;
        }

        .audience-panel.active {
            display: flex;
        }

        .audience-panel img {
            width: 160px;
            height: 200px;
            object-fit: cover;
            border-radius: var(--radius-panel);
            flex-shrink: 0;
        }

        .audience-panel-content h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .audience-panel-content p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 10px;
        }

        .audience-panel-content .audience-tag {
            display: inline-block;
            font-size: 11px;
            font-weight: 500;
            color: var(--color-accent-purple);
            background: var(--color-accent-purple-soft);
            border-radius: var(--radius-badge);
            padding: 3px 8px;
            margin-right: 6px;
        }

        /* ========== Editorial Section ========== */
        .editorial-grid {
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 24px;
        }

        .editorial-large-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            display: block;
        }

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

        .editorial-large-card img {
            width: 100%;
            aspect-ratio: 16/10;
            object-fit: cover;
        }

        .editorial-large-card .e-body {
            padding: 18px;
        }

        .editorial-large-card .e-date {
            font-size: 12px;
            color: var(--color-text-light);
            margin-bottom: 6px;
        }

        .editorial-large-card .e-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .editorial-large-card .e-excerpt {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .editorial-small-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .editorial-small-item {
            display: flex;
            gap: 14px;
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-panel);
            padding: 12px;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .editorial-small-item:hover {
            border-color: var(--color-border-strong);
            box-shadow: var(--shadow-card-hover);
        }

        .editorial-small-item img {
            width: 72px;
            height: 72px;
            object-fit: cover;
            border-radius: 8px;
            flex-shrink: 0;
        }

        .editorial-small-item .e-info {
            flex: 1;
        }

        .editorial-small-item .e-info .e-date {
            font-size: 11px;
            color: var(--color-text-light);
            margin-bottom: 3px;
        }

        .editorial-small-item .e-info .e-title {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 3px;
        }

        .editorial-small-item .e-info .e-excerpt {
            font-size: 12px;
            color: var(--color-text-secondary);
            line-height: 1.5;
        }

        /* ========== Bento Data Section ========== */
        .bento-grid {
            display: grid;
            grid-template-columns: repeat(6, 1fr);
            gap: 16px;
        }

        .bento-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 18px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

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

        .bento-card.col-span-2 {
            grid-column: span 2;
        }

        .bento-card.col-span-3 {
            grid-column: span 3;
        }

        .bento-card.col-span-4 {
            grid-column: span 4;
        }

        .bento-card h4 {
            font-size: 13px;
            font-weight: 600;
            color: var(--color-text-secondary);
            margin-bottom: 10px;
        }

        .bento-big-number {
            font-size: 26px;
            font-weight: 700;
            color: var(--color-primary);
            font-variant-numeric: tabular-nums;
            margin-bottom: 4px;
        }

        .bento-chart {
            display: flex;
            align-items: flex-end;
            gap: 8px;
            height: 60px;
            margin-top: 8px;
        }

        .bento-chart .bar {
            flex: 1;
            background: var(--color-primary-soft);
            border-radius: 4px 4px 0 0;
            min-height: 8px;
            transition: height var(--transition-base);
            position: relative;
        }

        .bento-chart .bar.highlight {
            background: var(--color-primary);
        }

        .bento-chart .bar.accent {
            background: var(--color-accent);
        }

        .bento-trend {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 12px;
            color: var(--color-accent-green);
            font-weight: 600;
        }

        .bento-trend span {
            color: var(--color-text-light);
            font-weight: 400;
        }

        /* ========== Hot Grid Section ========== */
        .hot-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .hot-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

        .hot-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-border-strong);
        }

        .hot-card-top-bar {
            height: 3px;
        }

        .hot-card-top-bar.rarity-ssr {
            background: linear-gradient(90deg, var(--color-accent), var(--color-accent-purple));
        }

        .hot-card-top-bar.rarity-sr {
            background: var(--color-accent-purple);
        }

        .hot-card-top-bar.rarity-r {
            background: var(--color-accent);
        }

        .hot-card-img {
            aspect-ratio: 16/10;
            overflow: hidden;
            position: relative;
        }

        .hot-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .hot-card-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            background: rgba(255, 255, 255, 0.9);
            color: var(--color-accent-purple);
            font-size: 11px;
            font-weight: 700;
            border-radius: var(--radius-badge);
            padding: 4px 8px;
            border: 1px solid var(--color-border);
        }

        .hot-card-body {
            padding: 16px;
        }

        .hot-card-body h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .hot-card-body .hot-excerpt {
            font-size: 12px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .hot-card-meta {
            display: flex;
            gap: 10px;
            align-items: center;
            flex-wrap: wrap;
        }

        .hot-card-meta .meta-tag {
            font-size: 11px;
            font-weight: 500;
            padding: 3px 8px;
            border-radius: var(--radius-badge);
        }

        .meta-tag.tag-hot {
            color: #B45309;
            background: var(--color-accent-soft);
        }

        .meta-tag.tag-new {
            color: var(--color-accent-green);
            background: var(--color-accent-green-soft);
        }

        .meta-tag.tag-purple {
            color: var(--color-accent-purple);
            background: var(--color-accent-purple-soft);
        }

        .hot-card-meta .meta-time {
            font-size: 11px;
            color: var(--color-text-light);
        }

        .hot-card-meta .meta-heat {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent);
            margin-left: auto;
        }

        .section-more-link {
            display: inline-block;
            margin-top: 18px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-primary);
        }

        .section-more-link:hover {
            color: var(--color-primary-hover);
            text-decoration: underline;
        }

        /* ========== Scenario Section ========== */
        .scenario-track {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding-bottom: 8px;
            -webkit-overflow-scrolling: touch;
        }

        .scenario-track::-webkit-scrollbar {
            height: 4px;
        }

        .scenario-track::-webkit-scrollbar-thumb {
            background: var(--color-border-strong);
            border-radius: 2px;
        }

        .scenario-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            border-radius: var(--radius-card);
            overflow: hidden;
            position: relative;
            aspect-ratio: 16/10;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

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

        .scenario-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: var(--radius-card);
        }

        .scenario-card .sc-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(180deg, rgba(15, 28, 51, 0.1) 0%, rgba(15, 28, 51, 0.75) 100%);
            border-radius: var(--radius-card);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 16px;
        }

        .scenario-card .sc-name {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 4px;
        }

        .scenario-card .sc-count {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.8);
        }

        /* ========== Tag Cloud & Ranking ========== */
        .ranking-tag-grid {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 28px;
        }

        .ranking-panel {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
        }

        .ranking-panel h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 14px;
        }

        .ranking-list {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .ranking-item {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 8px 10px;
            border-radius: 8px;
            transition: background var(--transition-fast);
        }

        .ranking-item:hover {
            background: var(--color-primary-soft);
        }

        .ranking-item .rank-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            background: var(--color-primary-soft);
            color: var(--color-primary);
            border-radius: 6px;
            font-size: 12px;
            font-weight: 700;
            flex-shrink: 0;
        }

        .ranking-item .rank-num.top1 {
            background: var(--color-accent);
            color: #fff;
        }

        .ranking-item .rank-num.top2 {
            background: var(--color-accent-purple);
            color: #fff;
        }

        .ranking-item .rank-num.top3 {
            background: var(--color-accent-green);
            color: #fff;
        }

        .ranking-item .rank-name {
            flex: 1;
            font-size: 13px;
            color: var(--color-text);
            font-weight: 500;
        }

        .ranking-item .rank-heat {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-accent);
        }

        .tag-cloud-panel {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 20px;
            box-shadow: var(--shadow-card);
        }

        .tag-cloud-panel h3 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 14px;
        }

        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-pill {
            display: inline-block;
            font-size: 12px;
            font-weight: 500;
            color: var(--color-text-secondary);
            background: var(--color-bg);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-badge);
            padding: 5px 12px;
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .tag-pill:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
            background: var(--color-primary-soft);
        }

        /* ========== FAQ Section ========== */
        .faq-container {
            max-width: 720px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-panel);
            margin-bottom: 10px;
            overflow: hidden;
            transition: all var(--transition-base);
            box-shadow: var(--shadow-card);
        }

        .faq-item:hover {
            border-color: var(--color-border-strong);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 16px 18px;
            cursor: pointer;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            transition: background var(--transition-fast);
            width: 100%;
            text-align: left;
        }

        .faq-question:hover {
            background: var(--color-primary-soft);
        }

        .faq-question:focus-visible {
            outline: 3px solid var(--color-primary);
            outline-offset: -3px;
        }

        .faq-icon {
            flex-shrink: 0;
            width: 20px;
            height: 20px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--color-primary);
            font-weight: 700;
            transition: transform var(--transition-base);
            font-size: 18px;
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-base);
        }

        .faq-answer-inner {
            padding: 0 18px 16px;
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            background: var(--color-primary-soft);
            border-top: 1px solid var(--color-border);
            padding-top: 12px;
            padding-bottom: 14px;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        /* ========== Update Calendar Section ========== */
        .calendar-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
        }

        .calendar-card {
            background: var(--color-card);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 18px;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
        }

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

        .calendar-date {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--color-primary);
            background: var(--color-primary-soft);
            border-radius: var(--radius-badge);
            padding: 3px 10px;
            margin-bottom: 10px;
        }

        .calendar-card h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }

        .calendar-card p {
            font-size: 12px;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        .calendar-version {
            display: inline-block;
            font-size: 11px;
            font-weight: 500;
            color: var(--color-accent-green);
            background: var(--color-accent-green-soft);
            border-radius: var(--radius-badge);
            padding: 2px 8px;
            margin-bottom: 6px;
        }

        /* ========== Bottom CTA Section ========== */
        .cta-section {
            padding: 60px 0 80px;
        }

        .cta-card {
            background: var(--color-primary);
            border-radius: var(--radius-cta);
            padding: 48px 32px;
            text-align: center;
            box-shadow: 0 20px 50px rgba(47, 111, 237, 0.25);
            position: relative;
            overflow: hidden;
        }

        .cta-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255, 255, 255, 0.04);
            pointer-events: none;
        }

        .cta-card h2 {
            font-size: clamp(22px, 2.4vw, 28px);
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
            letter-spacing: -0.2px;
        }

        .cta-card p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 480px;
            margin: 0 auto 22px;
            line-height: 1.7;
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--color-footer-bg);
            color: var(--color-footer-text);
            padding: 40px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 3fr 2fr 2fr 3fr;
            gap: 32px;
            margin-bottom: 28px;
        }

        .footer-logo {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-footer-heading);
            margin-bottom: 10px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }

        .footer-logo .footer-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 700;
        }

        .footer-desc {
            font-size: 13px;
            line-height: 1.7;
            color: var(--color-footer-text);
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-footer-heading);
            margin-bottom: 12px;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--color-footer-text);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #fff;
        }

        .footer-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }

        .footer-tags a {
            display: inline-block;
            font-size: 11px;
            color: var(--color-footer-text);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-badge);
            padding: 4px 8px;
        }

        .footer-tags a:hover {
            color: #fff;
            border-color: var(--color-primary);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 16px;
            font-size: 12px;
            color: rgba(168, 184, 208, 0.7);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
        }

        /* ========== Responsive Breakpoints ========== */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                text-align: center;
            }

            .hero-content {
                padding-right: 0;
                display: flex;
                flex-direction: column;
                align-items: center;
            }

            .hero-subtitle {
                max-width: 100%;
            }

            .hero-cta-row {
                justify-content: center;
            }

            .hero-evidence-row {
                justify-content: center;
            }

            .hero-visual {
                min-height: 320px;
            }

            .hero-card-float {
                width: 220px;
            }

            .solution-grid,
            .testimonial-grid,
            .audience-grid,
            .editorial-grid,
            .ranking-tag-grid {
                grid-template-columns: 1fr;
            }

            .pain-grid {
                grid-template-columns: 1fr 1fr;
            }

            .results-grid {
                grid-template-columns: repeat(3, 1fr);
            }

            .bento-grid {
                grid-template-columns: repeat(3, 1fr);
            }

            .bento-card.col-span-2,
            .bento-card.col-span-3,
            .bento-card.col-span-4 {
                grid-column: span 1;
            }

            .steps-track {
                grid-template-columns: repeat(2, 1fr);
            }

            .steps-track::before {
                display: none;
            }

            .hot-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .calendar-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
            }

            .container {
                padding: 0 16px;
            }

            .section {
                padding: 48px 0;
            }

            .main-nav {
                display: none;
            }

            .search-box {
                display: none;
            }

            .hamburger {
                display: flex;
            }

            .header-actions .btn-primary {
                display: none;
            }

            .hero-section {
                padding: 40px 0 32px;
            }

            .hero-title {
                font-size: 26px;
            }

            .hero-card-float {
                width: 200px;
            }

            .hero-visual {
                min-height: 260px;
            }

            .pain-grid {
                grid-template-columns: 1fr;
            }

            .solution-panels {
                grid-template-columns: 1fr;
            }

            .results-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 10px;
            }

            .result-card {
                padding: 14px 10px;
            }

            .result-number {
                font-size: 26px;
            }

            .steps-track {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .hot-grid {
                grid-template-columns: 1fr;
            }

            .calendar-grid {
                grid-template-columns: 1fr;
            }

            .audience-panel {
                flex-direction: column;
                align-items: center;
                text-align: center;
            }

            .audience-panel img {
                width: 140px;
                height: 180px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

            .cta-card {
                padding: 32px 20px;
            }

            .btn {
                font-size: 13px;
                padding: 9px 14px;
            }

            .bento-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 480px) {
            :root {
                --header-height: 56px;
            }

            .container {
                padding: 0 12px;
            }

            .section {
                padding: 36px 0;
            }

            .hero-title {
                font-size: 22px;
            }

            .hero-subtitle {
                font-size: 14px;
            }

            .hero-cta-row {
                flex-direction: column;
                width: 100%;
                max-width: 320px;
            }

            .hero-cta-row .btn {
                width: 100%;
            }

            .hero-search {
                max-width: 100%;
            }

            .hero-visual {
                min-height: 200px;
            }

            .hero-card-float {
                width: 160px;
            }

            .hero-bg-layer {
                width: 90%;
                height: 75%;
            }

            .results-grid {
                grid-template-columns: 1fr;
            }

            .bento-grid {
                grid-template-columns: 1fr;
            }

            .hot-card-body h3 {
                font-size: 14px;
            }

            .editorial-small-item {
                flex-direction: column;
            }

            .editorial-small-item img {
                width: 100%;
                height: 120px;
            }

            .testimonial-card {
                flex: 0 0 240px;
            }

            .scenario-card {
                flex: 0 0 240px;
            }

            .calendar-card {
                padding: 14px;
            }

            .cta-card h2 {
                font-size: 20px;
            }

            .btn {
                font-size: 12px;
                padding: 8px 12px;
                width: 100%;
            }

            .section-more-link {
                width: 100%;
                text-align: center;
            }

            .evidence-pill {
                font-size: 11px;
                padding: 5px 8px;
            }

            .evidence-pill strong {
                font-size: 13px;
            }
        }

        @media (max-width: 360px) {
            .header-inner {
                gap: 8px;
            }

            .logo-link {
                font-size: 14px;
            }

            .logo-icon {
                width: 26px;
                height: 26px;
                font-size: 11px;
            }

            .hero-title {
                font-size: 20px;
            }
        }

/* roulang page: category1 */
/* ========== 设计系统（与首页共用） ========== */
        :root {
            --color-primary: #2F6FED;
            --color-primary-hover: #1F5FD1;
            --color-primary-soft: #EAF1FE;
            --color-accent: #F6A723;
            --color-accent-soft: #FFF6E5;
            --color-accent-purple: #7C6FF0;
            --color-accent-purple-soft: #F1EEFF;
            --color-accent-green: #0FAF7A;
            --color-accent-green-soft: #E6F9F2;
            --color-bg: #F7FAFD;
            --color-card: #FFFFFF;
            --color-text: #152238;
            --color-text-secondary: #64748B;
            --color-text-light: #8A9BB8;
            --color-border: rgba(47, 111, 237, 0.10);
            --color-border-strong: rgba(47, 111, 237, 0.22);
            --color-footer-bg: #0F1C33;
            --color-footer-text: #A8B8D0;
            --color-footer-heading: #E2E8F0;
            --shadow-card: 0 8px 30px rgba(21, 34, 56, 0.06);
            --shadow-card-hover: 0 18px 45px rgba(47, 111, 237, 0.12);
            --shadow-cta: 0 10px 24px rgba(47, 111, 237, 0.24);
            --shadow-float: 0 20px 60px rgba(21, 34, 56, 0.12);
            --radius-card: 16px;
            --radius-panel: 14px;
            --radius-btn: 12px;
            --radius-badge: 999px;
            --radius-cta: 20px;
            --header-height: 68px;
            --container-max: 1240px;
            --font-stack: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", system-ui, sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-stack);
            font-size: 15px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: var(--color-primary);
            transition: color var(--transition-fast);
        }

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

        button, input, select, textarea {
            font: inherit;
            border: none;
            background: none;
            outline: none;
        }

        button {
            cursor: pointer;
        }

        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ========== Header / Navigation ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.86);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(21, 34, 56, 0.08);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--header-height);
            gap: 20px;
        }

        .logo-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 17px;
            font-weight: 700;
            color: var(--color-text);
            white-space: nowrap;
            letter-spacing: 0.2px;
        }

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

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 8px;
            font-size: 14px;
            font-weight: 700;
            flex-shrink: 0;
            position: relative;
        }

        .logo-icon::after {
            content: "";
            position: absolute;
            top: -3px;
            right: -3px;
            width: 10px;
            height: 10px;
            background: var(--color-accent);
            border-radius: 50%;
            border: 2px solid #fff;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .main-nav a {
            font-size: 14px;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 6px 2px;
            border-bottom: 2px solid transparent;
            transition: color var(--transition-fast), border-color var(--transition-fast);
            white-space: nowrap;
        }

        .main-nav a:hover {
            color: var(--color-primary);
        }

        .main-nav a.active {
            color: var(--color-primary);
            border-bottom-color: var(--color-primary);
            background: var(--color-primary-soft);
            border-radius: 6px 6px 0 0;
            padding: 6px 10px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1px solid rgba(47, 111, 237, 0.15);
            border-radius: 12px;
            padding: 8px 14px;
            min-width: 180px;
            transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
        }

        .search-box:focus-within {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(47, 111, 237, 0.12);
        }

        .search-box i {
            color: var(--color-text-light);
            font-size: 13px;
        }

        .search-box input {
            font-size: 13px;
            color: var(--color-text);
            width: 100%;
        }

        .search-box input::placeholder {
            color: var(--color-text-light);
        }

        .search-kbd {
            font-size: 10px;
            color: var(--color-text-light);
            background: #F1F5F9;
            border: 1px solid #E2E8F0;
            border-radius: 4px;
            padding: 1px 5px;
            white-space: nowrap;
        }

        .header-cta {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-primary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 9px 16px;
            border-radius: var(--radius-btn);
            box-shadow: var(--shadow-cta);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .header-cta:hover {
            background: var(--color-primary-hover);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 14px 30px rgba(47, 111, 237, 0.3);
        }

        .nav-toggle {
            display: none;
            font-size: 20px;
            color: var(--color-text);
            padding: 6px 8px;
            border-radius: 8px;
            transition: background var(--transition-fast);
        }

        .nav-toggle:hover {
            background: var(--color-primary-soft);
        }

        /* 移动端导航 */
        .mobile-menu {
            display: none;
            position: absolute;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--color-border);
            box-shadow: 0 12px 30px rgba(21, 34, 56, 0.1);
            padding: 16px 24px;
            z-index: 999;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu a {
            display: block;
            padding: 12px 0;
            font-size: 15px;
            font-weight: 500;
            color: var(--color-text);
            border-bottom: 1px solid var(--color-border);
        }

        .mobile-menu a:last-child {
            border-bottom: none;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--color-primary);
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-nav {
            padding: 16px 0 0;
        }

        .breadcrumb-nav ol {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
            margin: 0;
            padding: 0;
            font-size: 13px;
            color: var(--color-text-secondary);
        }

        .breadcrumb-nav ol li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .breadcrumb-nav ol li:not(:last-child)::after {
            content: "/";
            color: var(--color-text-light);
            margin-left: 4px;
        }

        .breadcrumb-nav ol li a {
            color: var(--color-text-secondary);
        }

        .breadcrumb-nav ol li a:hover {
            color: var(--color-primary);
        }

        .breadcrumb-nav ol li:last-child {
            color: var(--color-primary);
            font-weight: 500;
        }

        /* ========== 分类紧凑首屏 ========== */
        .category-hero {
            position: relative;
            padding: 40px 0 32px;
            background: var(--color-primary-soft);
            border-radius: 0 0 24px 24px;
            overflow: hidden;
            margin-bottom: 32px;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url('/assets/images/8afe5113bcdf790c.jpg') center/cover no-repeat;
            opacity: 0.07;
            pointer-events: none;
        }

        .category-hero-inner {
            position: relative;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .category-hero-left h1 {
            font-size: clamp(24px, 3vw, 34px);
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 12px;
            line-height: 1.35;
        }

        .category-hero-left p {
            font-size: 15px;
            color: var(--color-text-secondary);
            max-width: 540px;
            margin: 0;
            line-height: 1.7;
        }

        .category-hero-right {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .hero-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1px solid var(--color-border-strong);
            border-radius: 12px;
            padding: 10px 16px;
            min-width: 260px;
            box-shadow: var(--shadow-card);
        }

        .hero-search i {
            color: var(--color-text-light);
            font-size: 14px;
        }

        .hero-search input {
            font-size: 14px;
            color: var(--color-text);
            width: 100%;
        }

        .hero-search input::placeholder {
            color: var(--color-text-light);
        }

        .hero-filter-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #fff;
            border: 1px solid var(--color-border-strong);
            border-radius: 12px;
            padding: 10px 16px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            box-shadow: var(--shadow-card);
        }

        .hero-filter-btn:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
        }

        .hero-filter-btn i {
            font-size: 13px;
        }

        /* ========== 快速筛选工具条 ========== */
        .filter-toolbar {
            position: sticky;
            top: var(--header-height);
            z-index: 100;
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-panel);
            padding: 12px 16px;
            margin-bottom: 28px;
            box-shadow: var(--shadow-card);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
        }

        .filter-toolbar-left {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .filter-toolbar-right {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .filter-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 7px 14px;
            font-size: 13px;
            font-weight: 500;
            color: var(--color-text-secondary);
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-badge);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

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

        .filter-btn.active {
            color: var(--color-primary);
            background: var(--color-primary-soft);
            border-color: var(--color-primary);
            font-weight: 600;
        }

        .filter-btn i {
            font-size: 12px;
        }

        .view-toggle {
            display: flex;
            align-items: center;
            gap: 4px;
            background: #F1F5F9;
            border-radius: 8px;
            padding: 3px;
        }

        .view-toggle button {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            border-radius: 6px;
            color: var(--color-text-light);
            font-size: 13px;
            transition: all var(--transition-fast);
        }

        .view-toggle button:hover {
            color: var(--color-primary);
        }

        .view-toggle button.active {
            background: #fff;
            color: var(--color-primary);
            box-shadow: 0 2px 8px rgba(21, 34, 56, 0.08);
        }

        .sort-select {
            padding: 7px 12px;
            font-size: 13px;
            color: var(--color-text-secondary);
            background: #fff;
            border: 1px solid var(--color-border);
            border-radius: 8px;
            cursor: pointer;
            transition: border-color var(--transition-fast);
        }

        .sort-select:focus {
            border-color: var(--color-primary);
        }

        .result-count {
            font-size: 13px;
            color: var(--color-text-secondary);
            font-weight: 500;
            white-space: nowrap;
        }

        /* ========== 分类图鉴列表主体 ========== */
        .gallery-section {
            padding: 24px 0 48px;
        }

        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }

        .gallery-grid.list-view {
            grid-template-columns: 1fr;
        }

        .gallery-grid.list-view .gallery-card {
            display: flex;
            flex-direction: row;
            gap: 20px;
        }

        .gallery-grid.list-view .gallery-card-img {
            width: 200px;
            flex-shrink: 0;
            aspect-ratio: 3/4;
        }

        .gallery-grid.list-view .gallery-card-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .gallery-card {
            background: var(--color-card);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .gallery-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-border-strong);
        }

        .gallery-card-img {
            position: relative;
            aspect-ratio: 3/4;
            overflow: hidden;
        }

        .gallery-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }

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

        .rarity-bar {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            z-index: 2;
        }

        .rarity-bar.high {
            background: var(--color-accent);
        }

        .rarity-bar.medium {
            background: var(--color-accent-purple);
        }

        .rarity-bar.standard {
            background: var(--color-primary);
        }

        .heat-badge {
            position: absolute;
            top: 10px;
            right: 10px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: var(--color-accent-soft);
            color: #B87612;
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: var(--radius-badge);
            z-index: 2;
        }

        .heat-badge i {
            font-size: 10px;
        }

        .gallery-card-body {
            padding: 16px 18px 18px;
        }

        .gallery-card-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px;
            line-height: 1.4;
        }

        .gallery-card-summary {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0 0 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .gallery-card-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 12px;
        }

        .tag-badge {
            display: inline-flex;
            align-items: center;
            font-size: 11px;
            font-weight: 500;
            padding: 3px 10px;
            border-radius: var(--radius-badge);
            white-space: nowrap;
        }

        .tag-badge.blue {
            background: var(--color-primary-soft);
            color: var(--color-primary);
        }

        .tag-badge.purple {
            background: var(--color-accent-purple-soft);
            color: var(--color-accent-purple);
        }

        .tag-badge.green {
            background: var(--color-accent-green-soft);
            color: var(--color-accent-green);
        }

        .tag-badge.amber {
            background: var(--color-accent-soft);
            color: #B87612;
        }

        .gallery-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--color-text-light);
        }

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

        .gallery-card-meta i {
            font-size: 11px;
        }

        .load-more-wrap {
            text-align: center;
            margin-top: 32px;
        }

        .load-more-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #fff;
            border: 1px solid var(--color-border-strong);
            border-radius: var(--radius-btn);
            padding: 12px 28px;
            font-size: 14px;
            font-weight: 600;
            color: var(--color-primary);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .load-more-btn:hover {
            background: var(--color-primary-soft);
            border-color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(47, 111, 237, 0.15);
        }

        .load-more-btn i {
            font-size: 13px;
        }

        .gallery-card.hidden-card {
            display: none;
        }

        /* ========== 分类统计指标条 ========== */
        .stats-section {
            padding: 32px 0;
            background: var(--color-primary-soft);
            border-radius: var(--radius-card);
            margin-bottom: 48px;
        }

        .stats-section .container {
            max-width: 1100px;
        }

        .stats-heading {
            text-align: center;
            margin-bottom: 24px;
        }

        .stats-heading h2 {
            font-size: clamp(20px, 2.4vw, 26px);
            font-weight: 700;
            color: var(--color-text);
            margin: 0;
        }

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

        .stat-item {
            text-align: center;
            padding: 18px 16px;
            background: #fff;
            border-radius: var(--radius-panel);
            border: 1px solid var(--color-border);
        }

        .stat-number {
            font-size: clamp(24px, 2vw, 30px);
            font-weight: 700;
            color: var(--color-primary);
            font-variant-numeric: tabular-nums;
            line-height: 1.2;
        }

        .stat-label {
            font-size: 13px;
            color: var(--color-text-secondary);
            margin-top: 4px;
            font-weight: 500;
        }

        /* ========== 编辑推荐横滑轨道 ========== */
        .editor-picks-section {
            padding: 48px 0;
        }

        .section-heading {
            margin-bottom: 24px;
        }

        .section-heading h2 {
            font-size: clamp(22px, 2.6vw, 28px);
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 8px;
        }

        .section-heading p {
            font-size: 15px;
            color: var(--color-text-secondary);
            margin: 0;
            max-width: 640px;
        }

        .editor-scroll-track {
            display: flex;
            gap: 18px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            padding-bottom: 12px;
            -webkit-overflow-scrolling: touch;
        }

        .editor-scroll-track::-webkit-scrollbar {
            height: 5px;
        }

        .editor-scroll-track::-webkit-scrollbar-track {
            background: #F1F5F9;
            border-radius: 999px;
        }

        .editor-scroll-track::-webkit-scrollbar-thumb {
            background: var(--color-border-strong);
            border-radius: 999px;
        }

        .editor-pick-card {
            flex: 0 0 auto;
            width: 260px;
            scroll-snap-align: start;
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid var(--color-border);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all var(--transition-base);
            cursor: pointer;
        }

        .editor-pick-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-border-strong);
        }

        .editor-pick-img {
            aspect-ratio: 16/10;
            overflow: hidden;
        }

        .editor-pick-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }

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

        .editor-pick-body {
            padding: 14px 16px 16px;
        }

        .editor-pick-title {
            font-size: 14px;
            font-weight: 700;
            color: var(--color-text);
            margin: 0 0 6px;
            line-height: 1.4;
        }

        .editor-pick-desc {
            font-size: 12px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            margin: 0 0 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .editor-pick-meta {
            font-size: 11px;
            color: var(--color-text-light);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* ========== FAQ 手风琴 ========== */
        .faq-section {
            padding: 48px 0;
            background: #F1F5F9;
            border-radius: var(--radius-card);
            margin-bottom: 48px;
        }

        .faq-section .container {
            max-width: 800px;
        }

        .faq-heading {
            text-align: center;
            margin-bottom: 28px;
        }

        .faq-heading h2 {
            font-size: clamp(20px, 2.5vw, 26px);
            font-weight: 700;
            color: var(--color-text);
            margin: 0;
        }

        .faq-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .faq-item {
            background: #fff;
            border-radius: var(--radius-panel);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: all var(--transition-fast);
        }

        .faq-item:hover {
            border-color: var(--color-border-strong);
        }

        .faq-trigger {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 16px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            transition: color var(--transition-fast);
        }

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

        .faq-trigger i {
            font-size: 12px;
            color: var(--color-text-light);
            transition: transform var(--transition-fast);
            flex-shrink: 0;
            margin-left: 12px;
        }

        .faq-item.open .faq-trigger i {
            transform: rotate(180deg);
        }

        .faq-content {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
        }

        .faq-item.open .faq-content {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        .faq-content p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin: 0;
            padding: 12px;
            background: var(--color-primary-soft);
            border-radius: 8px;
        }

        .faq-content ul {
            list-style: none;
            padding: 12px;
            margin: 0;
            background: var(--color-primary-soft);
            border-radius: 8px;
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }

        .faq-content ul li::before {
            content: "·";
            color: var(--color-primary);
            font-weight: 700;
            margin-right: 6px;
        }

        /* ========== 相关专题入口 ========== */
        .topics-section {
            padding: 48px 0;
        }

        .topics-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .topic-card {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            aspect-ratio: 16/10;
            cursor: pointer;
            border: 1px solid var(--color-border);
            transition: all var(--transition-base);
        }

        .topic-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: var(--color-border-strong);
        }

        .topic-card img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-base);
        }

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

        .topic-card-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(15, 28, 51, 0.82) 0%, rgba(15, 28, 51, 0.35) 60%, rgba(15, 28, 51, 0.55) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 18px 20px;
        }

        .topic-card-title {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin: 0 0 4px;
        }

        .topic-card-count {
            font-size: 12px;
            color: rgba(255, 255, 255, 0.8);
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }

        .topic-card-count i {
            font-size: 10px;
        }

        /* ========== 底部 CTA ========== */
        .bottom-cta-section {
            padding: 48px 0 64px;
        }

        .bottom-cta {
            background: var(--color-primary);
            border-radius: var(--radius-cta);
            padding: 48px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .bottom-cta::before {
            content: "";
            position: absolute;
            top: -100px;
            right: -60px;
            width: 300px;
            height: 300px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 50%;
            pointer-events: none;
        }

        .bottom-cta::after {
            content: "";
            position: absolute;
            bottom: -80px;
            left: -40px;
            width: 240px;
            height: 240px;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 50%;
            pointer-events: none;
        }

        .bottom-cta h2 {
            font-size: clamp(22px, 2.8vw, 30px);
            font-weight: 700;
            color: #fff;
            margin: 0 0 12px;
            position: relative;
            z-index: 1;
        }

        .bottom-cta p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.85);
            margin: 0 0 24px;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
            position: relative;
            z-index: 1;
            line-height: 1.7;
        }

        .bottom-cta-actions {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
            position: relative;
            z-index: 1;
        }

        .bottom-cta .btn-accent {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-accent);
            color: #1F2937;
            font-size: 15px;
            font-weight: 600;
            padding: 13px 28px;
            border-radius: var(--radius-btn);
            transition: all var(--transition-fast);
            box-shadow: 0 10px 24px rgba(246, 167, 35, 0.35);
        }

        .bottom-cta .btn-accent:hover {
            background: #FBBE3D;
            transform: translateY(-2px);
            box-shadow: 0 16px 36px rgba(246, 167, 35, 0.45);
        }

        .bottom-cta .btn-ghost-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            padding: 13px 28px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255, 255, 255, 0.3);
            transition: all var(--transition-fast);
        }

        .bottom-cta .btn-ghost-light:hover {
            background: rgba(255, 255, 255, 0.22);
            transform: translateY(-2px);
        }

        /* ========== Footer ========== */
        .site-footer {
            background: var(--color-footer-bg);
            padding: 48px 0 24px;
            color: var(--color-footer-text);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 32px;
            padding-bottom: 32px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-logo {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .footer-logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: var(--color-primary);
            color: #fff;
            border-radius: 8px;
            font-size: 13px;
            font-weight: 700;
        }

        .footer-desc {
            font-size: 13px;
            line-height: 1.7;
            max-width: 320px;
            margin: 0;
        }

        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-footer-heading);
            margin: 0 0 14px;
        }

        .footer-col a {
            display: block;
            font-size: 13px;
            color: var(--color-footer-text);
            padding: 5px 0;
            transition: color var(--transition-fast);
        }

        .footer-col a:hover {
            color: #fff;
        }

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

        .footer-tags a {
            display: inline-flex;
            font-size: 11px;
            padding: 4px 12px;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-badge);
            color: var(--color-footer-text);
            transition: all var(--transition-fast);
            white-space: nowrap;
        }

        .footer-tags a:hover {
            background: rgba(47, 111, 237, 0.3);
            border-color: rgba(47, 111, 237, 0.4);
            color: #fff;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            flex-wrap: wrap;
            padding-top: 20px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ========== 响应式断点 ========== */
        @media (max-width: 1024px) {
            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .topics-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

            .main-nav {
                gap: 18px;
            }

            .search-box {
                min-width: 140px;
            }

            .category-hero-inner {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 60px;
            }

            .main-nav {
                display: none;
            }

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

            .search-box {
                display: none;
            }

            .header-cta {
                font-size: 12px;
                padding: 8px 12px;
            }

            .category-hero {
                padding: 28px 0 24px;
                border-radius: 0 0 16px 16px;
            }

            .category-hero-left h1 {
                font-size: clamp(20px, 5vw, 28px);
            }

            .hero-search {
                min-width: 100%;
            }

            .category-hero-right {
                width: 100%;
            }

            .filter-toolbar {
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
                padding: 10px 12px;
            }

            .filter-toolbar-left {
                justify-content: flex-start;
            }

            .filter-toolbar-right {
                justify-content: space-between;
            }

            .gallery-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .gallery-grid.list-view .gallery-card {
                flex-direction: column;
            }

            .gallery-grid.list-view .gallery-card-img {
                width: 100%;
                aspect-ratio: 16/10;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 12px;
            }

            .topics-grid {
                grid-template-columns: 1fr;
            }

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

            .bottom-cta {
                padding: 32px 20px;
            }

            .bottom-cta-actions {
                flex-direction: column;
                align-items: stretch;
            }

            .bottom-cta .btn-accent,
            .bottom-cta .btn-ghost-light {
                justify-content: center;
            }

            .section-heading h2 {
                font-size: 20px;
            }

            .editor-pick-card {
                width: 220px;
            }
        }

        @media (max-width: 480px) {
            .container {
                padding: 0 16px;
            }

            .logo-link {
                font-size: 14px;
            }

            .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 12px;
            }

            .header-cta {
                font-size: 11px;
                padding: 7px 10px;
            }

            .category-hero-left h1 {
                font-size: 18px;
            }

            .category-hero-left p {
                font-size: 13px;
            }

            .hero-search {
                padding: 8px 12px;
                min-width: 100%;
            }

            .filter-btn {
                padding: 6px 10px;
                font-size: 12px;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 8px;
            }

            .stat-number {
                font-size: 20px;
            }

            .stat-label {
                font-size: 11px;
            }

            .gallery-card-title {
                font-size: 14px;
            }

            .gallery-card-summary {
                font-size: 12px;
            }

            .bottom-cta h2 {
                font-size: 20px;
            }

            .bottom-cta p {
                font-size: 13px;
            }

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

            .editor-pick-card {
                width: 180px;
            }
        }