/* roulang page: index */
:root {
            --brand-purple: #8B1E3F;
            --brand-magenta: #D92660;
            --brand-gold: #F5A623;
            --brand-amber: #FF8C42;
            --bg-charcoal: #1A1A2E;
            --bg-dark: #24243A;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.07);
            --text-warm: #F5F0EB;
            --text-light: #C9C0B8;
            --text-muted: #8A8078;
            --border-subtle: rgba(255,255,255,0.08);
            --border-brand: rgba(217, 38, 96, 0.35);
            --border-gold: rgba(245, 166, 35, 0.3);
            --radius-lg: 24px;
            --radius-md: 20px;
            --radius-sm: 12px;
            --radius-pill: 999px;
            --shadow-soft: 0 12px 40px rgba(0,0,0,0.35);
            --shadow-card: 0 8px 28px rgba(0,0,0,0.25);
            --shadow-hover: 0 16px 48px rgba(0,0,0,0.45);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            --font-num: "Inter", "SF Pro Display", system-ui, sans-serif;
            --transition: 0.28s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --max-width: 1200px;
            --section-pad: 72px;
            --gap: 24px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-charcoal);
            color: var(--text-warm);
            line-height: 1.65;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

        a:hover {
            color: var(--brand-amber);
        }
        a:focus-visible {
            outline: 2px solid var(--brand-gold);
            outline-offset: 3px;
            border-radius: 4px;
        }

        img {
            max-width: 100%;
            display: block;
            border-radius: var(--radius-md);
        }

        button, input {
            font-family: var(--font-sans);
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }
        button:focus-visible {
            outline: 2px solid var(--brand-gold);
            outline-offset: 3px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 32px;
        }

        /* Header/Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(26, 26, 46, 0.82);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition), border-color var(--transition);
        }
        .site-header.scrolled {
            background: rgba(26, 26, 46, 0.95);
            border-bottom-color: rgba(255,255,255,0.12);
        }
        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }
        .brand {
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--brand-purple), var(--brand-magenta));
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            color: #fff;
            flex-shrink: 0;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 36px;
            list-style: none;
        }
        .nav-links li a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-light);
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition);
        }
        .nav-links li a::after {
            content: "";
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--brand-purple), var(--brand-magenta));
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition);
        }
        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: scaleX(1);
        }
        .nav-links li a:hover {
            color: var(--text-warm);
        }
        .nav-links li a.active {
            color: var(--text-warm);
            font-weight: 600;
        }
        .mobile-menu-btn {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
        }
        .mobile-menu-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-warm);
            border-radius: 2px;
            transition: var(--transition);
        }
        .mobile-menu-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
        .mobile-menu-btn.open span:nth-child(2) { opacity: 0; }
        .mobile-menu-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

        /* Pill Navigation */
        .pill-nav-section {
            position: relative;
            z-index: 500;
            margin-top: 68px;
            padding: 0;
            background: rgba(26,26,46,0.6);
            border-bottom: 1px solid var(--border-subtle);
        }
        .pill-nav {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 14px 0;
            overflow-x: auto;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .pill-nav::-webkit-scrollbar { display: none; }
        .pill-nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 9px 20px;
            border-radius: var(--radius-pill);
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.1);
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text-light);
            white-space: nowrap;
            transition: all var(--transition);
        }
        .pill-nav a:hover {
            background: rgba(255,255,255,0.1);
            color: var(--text-warm);
            border-color: rgba(255,255,255,0.2);
        }
        .pill-nav a.active {
            background: linear-gradient(135deg, var(--brand-purple), var(--brand-magenta));
            color: #fff;
            border-color: transparent;
            box-shadow: 0 6px 20px rgba(217,38,96,0.4);
        }
        .pill-nav a:focus-visible {
            outline: 2px solid var(--brand-gold);
            outline-offset: 3px;
        }

        /* Hero */
        .hero {
            position: relative;
            min-height: 680px;
            display: flex;
            align-items: center;
            padding: 100px 0 80px;
            overflow: hidden;
            isolation: isolate;
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            z-index: -2;
            background: url('/assets/images/cccae1267774ffe2.webp') center/cover no-repeat;
            background-position: center 30%;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            z-index: -1;
            background: linear-gradient(135deg, rgba(26,26,46,0.92) 0%, rgba(139,30,63,0.65) 55%, rgba(217,38,96,0.35) 100%);
            backdrop-filter: blur(2px);
        }
        .hero-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
        }
        .hero-left {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .hero-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .hero-badge-row .badge {
            font-size: 0.8rem;
            padding: 7px 16px;
            border-radius: var(--radius-pill);
            background: rgba(255,255,255,0.08);
            border: 1px solid rgba(255,255,255,0.15);
            color: var(--text-light);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .hero-badge-row .badge .dot {
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--brand-gold);
            display: inline-block;
        }
        .hero h1 {
            font-size: clamp(2rem, 4vw, 3.15rem);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.5px;
            color: var(--text-warm);
        }
        .hero h1 .gradient-text {
            background: linear-gradient(135deg, var(--brand-amber), var(--brand-gold));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .hero-subtitle {
            font-size: 1.05rem;
            color: var(--text-light);
            line-height: 1.8;
            max-width: 540px;
        }
        .hero-cta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 8px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            font-size: 0.95rem;
            font-weight: 600;
            letter-spacing: 0.3px;
            transition: all var(--transition);
            border: 1px solid transparent;
            white-space: nowrap;
        }
        .btn-primary {
            background: linear-gradient(135deg, var(--brand-purple), var(--brand-magenta));
            color: #fff;
            box-shadow: 0 10px 32px rgba(217,38,96,0.4);
        }
        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 16px 44px rgba(217,38,96,0.55);
            color: #fff;
            background: linear-gradient(135deg, #a02650, #e63d72);
        }
        .btn-primary:active {
            transform: translateY(0) scale(0.97);
        }
        .btn-secondary {
            background: rgba(255,255,255,0.06);
            border-color: rgba(255,255,255,0.2);
            color: var(--text-warm);
        }
        .btn-secondary:hover {
            background: rgba(255,255,255,0.12);
            border-color: rgba(255,255,255,0.3);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: translateY(0) scale(0.97);
        }
        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            gap: 20px;
            margin-top: 12px;
        }
        .hero-stats .stat {
            display: flex;
            align-items: baseline;
            gap: 6px;
        }
        .hero-stats .stat-num {
            font-family: var(--font-num);
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--brand-gold);
        }
        .hero-stats .stat-label {
            font-size: 0.85rem;
            color: var(--text-muted);
        }

        /* Before/After Comparison */
        .compare-panel {
            background: rgba(26,26,46,0.7);
            border-radius: var(--radius-lg);
            border: 1px solid var(--border-subtle);
            backdrop-filter: blur(12px);
            padding: 28px;
            box-shadow: var(--shadow-soft);
        }
        .compare-title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-warm);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .compare-title .arrow {
            color: var(--brand-gold);
            font-size: 1.2rem;
        }
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr auto 1fr;
            gap: 12px;
            align-items: stretch;
        }
        .compare-col {
            border-radius: var(--radius-md);
            padding: 20px;
        }
        .compare-col.before {
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.06);
        }
        .compare-col.after {
            background: linear-gradient(135deg, rgba(139,30,63,0.25), rgba(217,38,96,0.15));
            border: 1px solid var(--border-brand);
        }
        .compare-col h4 {
            font-size: 0.9rem;
            font-weight: 700;
            margin-bottom: 12px;
            letter-spacing: 0.5px;
        }
        .compare-col.before h4 { color: var(--text-muted); }
        .compare-col.after h4 { color: var(--brand-amber); }
        .compare-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .compare-col ul li {
            font-size: 0.85rem;
            color: var(--text-light);
            display: flex;
            align-items: flex-start;
            gap: 8px;
            line-height: 1.5;
        }
        .compare-col ul li .icon {
            flex-shrink: 0;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.7rem;
            font-weight: 700;
        }
        .compare-col.before .icon {
            background: rgba(255,255,255,0.1);
            color: var(--text-muted);
        }
        .compare-col.after .icon {
            background: rgba(245,166,35,0.25);
            color: var(--brand-gold);
        }
        .compare-separator {
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--brand-gold);
            font-size: 1.3rem;
            padding: 0 4px;
        }

        /* Sections Base */
        .section {
            padding: var(--section-pad) 0;
        }
        .section-alt {
            background: var(--bg-dark);
        }
        .section-header {
            max-width: 640px;
            margin-bottom: 40px;
        }
        .section-header.center {
            text-align: center;
            margin-left: auto;
            margin-right: auto;
        }
        .section-tag {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 1px;
            padding: 6px 16px;
            border-radius: var(--radius-pill);
            background: rgba(217,38,96,0.12);
            border: 1px solid rgba(217,38,96,0.25);
            color: var(--brand-amber);
            margin-bottom: 14px;
            text-transform: uppercase;
        }
        .section-header h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 700;
            letter-spacing: -0.3px;
            color: var(--text-warm);
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .section-header .section-desc {
            font-size: 0.98rem;
            color: var(--text-light);
            line-height: 1.75;
        }

        /* Cards Grid */
        .grid-4 {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: var(--gap);
        }

        /* Pain Point Cards */
        .pain-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .pain-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-brand);
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .pain-card .icon-box {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, rgba(139,30,63,0.3), rgba(217,38,96,0.2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: var(--brand-amber);
        }
        .pain-card h3 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text-warm);
            line-height: 1.4;
        }
        .pain-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
        }

        /* Solution Cards */
        .solution-card {
            position: relative;
            background: var(--bg-card);
            border-radius: var(--radius-md);
            padding: 2px;
            transition: all var(--transition);
            overflow: hidden;
        }
        .solution-card::before {
            content: "";
            position: absolute;
            inset: 0;
            border-radius: var(--radius-md);
            padding: 2px;
            background: linear-gradient(135deg, rgba(139,30,63,0.5), rgba(217,38,96,0.3), rgba(245,166,35,0.2));
            -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
            -webkit-mask-composite: xor;
            mask-composite: exclude;
            pointer-events: none;
        }
        .solution-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 40px rgba(0,0,0,0.5);
        }
        .solution-card-inner {
            background: rgba(26,26,46,0.95);
            border-radius: calc(var(--radius-md) - 2px);
            padding: 28px 24px;
            height: 100%;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .solution-card h3 {
            font-size: 1.15rem;
            font-weight: 700;
            color: var(--text-warm);
        }
        .solution-card p {
            font-size: 0.9rem;
            color: var(--text-light);
            line-height: 1.7;
            flex-grow: 1;
        }
        .solution-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .solution-tags .tag {
            font-size: 0.75rem;
            padding: 5px 12px;
            border-radius: var(--radius-pill);
            background: rgba(255,255,255,0.06);
            border: 1px solid rgba(255,255,255,0.1);
            color: var(--text-muted);
        }

        /* Steps */
        .steps-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
            position: relative;
        }
        .steps-row::before {
            content: "";
            position: absolute;
            top: 36px;
            left: 12%;
            right: 12%;
            height: 2px;
            background: linear-gradient(90deg, var(--brand-purple), var(--brand-magenta), var(--brand-gold));
            opacity: 0.3;
            border-radius: 2px;
            z-index: 0;
        }
        .step-item {
            text-align: center;
            position: relative;
            z-index: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
        }
        .step-badge {
            width: 72px;
            height: 72px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand-purple), var(--brand-magenta));
            display: flex;
            align-items: center;
            justify-content: center;
            font-family: var(--font-num);
            font-size: 1.5rem;
            font-weight: 800;
            color: #fff;
            box-shadow: 0 10px 28px rgba(217,38,96,0.45);
            border: 3px solid rgba(255,255,255,0.1);
        }
        .step-item h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-warm);
        }
        .step-item p {
            font-size: 0.85rem;
            color: var(--text-muted);
            max-width: 220px;
            line-height: 1.6;
        }

        /* Result Data */
        .data-big-cards {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
        }
        .data-big-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 32px 24px;
            text-align: center;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .data-big-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-gold);
            transform: translateY(-4px);
        }
        .data-big-card .big-num {
            font-family: var(--font-num);
            font-size: 2.8rem;
            font-weight: 800;
            background: linear-gradient(135deg, var(--brand-amber), var(--brand-gold));
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
            line-height: 1.1;
        }
        .data-big-card .big-label {
            font-size: 0.9rem;
            color: var(--text-light);
            font-weight: 500;
        }
        .data-big-card .big-sub {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Testimonials */
        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .testimonial-card:hover {
            background: var(--bg-card-hover);
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
        }
        .testimonial-stars {
            color: var(--brand-gold);
            font-size: 1.1rem;
            letter-spacing: 3px;
        }
        .testimonial-text {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.75;
        }
        .testimonial-author {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .testimonial-author .avatar {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand-purple), var(--brand-magenta));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
        }
        .testimonial-author .author-name {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--text-warm);
        }
        .testimonial-author .author-role {
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Persona Cards */
        .persona-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            transition: all var(--transition);
            text-align: center;
            display: flex;
            flex-direction: column;
            gap: 10px;
            align-items: center;
        }
        .persona-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-brand);
            transform: translateY(-3px);
        }
        .persona-icon {
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: rgba(245,166,35,0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--brand-gold);
        }
        .persona-card h4 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-warm);
        }
        .persona-card p {
            font-size: 0.85rem;
            color: var(--text-light);
            line-height: 1.6;
        }
        .persona-tag {
            font-size: 0.75rem;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.08);
            color: var(--text-muted);
        }

        /* News List */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .news-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 18px 20px;
            border-bottom: 1px solid var(--border-subtle);
            transition: all var(--transition);
            border-radius: var(--radius-sm);
            gap: 16px;
        }
        .news-item:hover {
            background: var(--bg-card);
            cursor: pointer;
        }
        .news-item .news-left {
            display: flex;
            align-items: center;
            gap: 16px;
            flex: 1;
            min-width: 0;
        }
        .news-item .news-date {
            font-family: var(--font-num);
            font-size: 0.85rem;
            color: var(--text-muted);
            min-width: 90px;
            flex-shrink: 0;
        }
        .news-item .news-title {
            font-size: 0.95rem;
            color: var(--text-warm);
            font-weight: 500;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .news-item .news-tag {
            font-size: 0.75rem;
            padding: 4px 14px;
            border-radius: var(--radius-pill);
            background: rgba(217,38,96,0.1);
            border: 1px solid rgba(217,38,96,0.25);
            color: var(--brand-amber);
            flex-shrink: 0;
        }

        /* Dashboard / Metrics */
        .dashboard-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-card);
        }
        .dashboard-metrics {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-bottom: 28px;
        }
        .metric-item {
            text-align: center;
            display: flex;
            flex-direction: column;
            gap: 4px;
        }
        .metric-item .metric-value {
            font-family: var(--font-num);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--brand-gold);
        }
        .metric-item .metric-name {
            font-size: 0.85rem;
            color: var(--text-muted);
        }
        .progress-group {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .progress-row {
            display: grid;
            grid-template-columns: 100px 1fr 50px;
            align-items: center;
            gap: 16px;
        }
        .progress-label {
            font-size: 0.85rem;
            color: var(--text-light);
            white-space: nowrap;
        }
        .progress-bar-outer {
            height: 8px;
            border-radius: var(--radius-pill);
            background: rgba(255,255,255,0.06);
            overflow: hidden;
        }
        .progress-bar-inner {
            height: 100%;
            border-radius: var(--radius-pill);
            background: linear-gradient(90deg, var(--brand-purple), var(--brand-magenta));
            transition: width 1.5s ease;
        }
        .progress-bar-inner.gold {
            background: linear-gradient(90deg, var(--brand-amber), var(--brand-gold));
        }
        .progress-value {
            font-family: var(--font-num);
            font-size: 0.9rem;
            color: var(--text-warm);
            text-align: right;
            font-weight: 600;
        }

        /* CTA */
        .cta-section {
            padding: 80px 0;
        }
        .cta-card {
            background: linear-gradient(135deg, rgba(139,30,63,0.85), rgba(217,38,96,0.7), rgba(245,166,35,0.35));
            border-radius: var(--radius-lg);
            padding: 56px 48px;
            text-align: center;
            box-shadow: 0 20px 60px rgba(217,38,96,0.35);
            position: relative;
            overflow: hidden;
        }
        .cta-card::before {
            content: "";
            position: absolute;
            inset: 0;
            background: url('/assets/images/440d644a9f126adf.webp') center/cover no-repeat;
            opacity: 0.2;
            z-index: 0;
        }
        .cta-card > * {
            position: relative;
            z-index: 1;
        }
        .cta-card h2 {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .cta-card p {
            font-size: 1rem;
            color: rgba(255,255,255,0.85);
            max-width: 560px;
            margin: 0 auto 24px;
            line-height: 1.7;
        }
        .cta-card .btn-primary {
            background: #fff;
            color: var(--brand-purple);
            box-shadow: 0 12px 36px rgba(0,0,0,0.25);
        }
        .cta-card .btn-primary:hover {
            background: #f0e8e0;
            color: var(--brand-magenta);
            box-shadow: 0 16px 44px rgba(0,0,0,0.35);
        }

        /* Topic Cards */
        .topic-scroll {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            padding: 4px 0 16px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            scrollbar-width: thin;
            scrollbar-color: rgba(217,38,96,0.3) transparent;
        }
        .topic-scroll::-webkit-scrollbar {
            height: 6px;
        }
        .topic-scroll::-webkit-scrollbar-thumb {
            background: rgba(217,38,96,0.3);
            border-radius: 3px;
        }
        .topic-card {
            flex: 0 0 280px;
            scroll-snap-align: start;
            border-radius: var(--radius-md);
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            transition: all var(--transition);
            cursor: pointer;
        }
        .topic-card:hover {
            transform: translateY(-4px);
            border-color: var(--border-brand);
            box-shadow: var(--shadow-hover);
        }
        .topic-card img {
            width: 100%;
            height: 168px;
            object-fit: cover;
            border-radius: 0;
        }
        .topic-card .topic-info {
            padding: 18px 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .topic-card .topic-info h4 {
            font-size: 1rem;
            font-weight: 600;
            color: var(--text-warm);
        }
        .topic-card .topic-info p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* Ranking List */
        .rank-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .rank-item {
            display: flex;
            align-items: center;
            gap: 16px;
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-sm);
            padding: 14px 20px;
            transition: all var(--transition);
        }
        .rank-item:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-brand);
            transform: translateX(4px);
        }
        .rank-num {
            font-family: var(--font-num);
            font-size: 1.4rem;
            font-weight: 800;
            min-width: 48px;
            text-align: center;
            flex-shrink: 0;
        }
        .rank-num.top1 { color: var(--brand-gold); }
        .rank-num.top2 { color: #E0C9B0; }
        .rank-num.top3 { color: #C88A5C; }
        .rank-num.other { color: var(--text-muted); }
        .rank-info {
            flex: 1;
            min-width: 0;
        }
        .rank-info h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-warm);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .rank-info p {
            font-size: 0.8rem;
            color: var(--text-muted);
        }
        .rank-tag {
            font-size: 0.72rem;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            background: rgba(255,255,255,0.05);
            border: 1px solid rgba(255,255,255,0.08);
            color: var(--text-muted);
            flex-shrink: 0;
        }

        /* Creator Cards */
        .creator-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            text-align: center;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            gap: 10px;
            align-items: center;
        }
        .creator-card:hover {
            background: var(--bg-card-hover);
            border-color: var(--border-brand);
            transform: translateY(-3px);
        }
        .creator-avatar {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            overflow: hidden;
            border: 2px solid rgba(217,38,96,0.4);
            background: linear-gradient(135deg, rgba(139,30,63,0.3), rgba(217,38,96,0.2));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.5rem;
            color: var(--brand-amber);
        }
        .creator-card h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-warm);
        }
        .creator-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            justify-content: center;
        }
        .creator-tags .tag {
            font-size: 0.7rem;
            padding: 3px 10px;
            border-radius: var(--radius-pill);
            background: rgba(255,255,255,0.04);
            border: 1px solid rgba(255,255,255,0.08);
            color: var(--text-muted);
        }
        .creator-card p {
            font-size: 0.8rem;
            color: var(--text-muted);
            line-height: 1.5;
        }

        /* Calendar / Timeline */
        .calendar-timeline {
            display: flex;
            flex-direction: column;
            gap: 0;
            border-left: 2px solid rgba(217,38,96,0.25);
            padding-left: 32px;
            position: relative;
        }
        .calendar-item {
            position: relative;
            padding: 18px 0;
            display: flex;
            gap: 20px;
            align-items: flex-start;
        }
        .calendar-item::before {
            content: "";
            position: absolute;
            left: -39px;
            top: 22px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--brand-magenta);
            border: 2px solid var(--bg-charcoal);
            box-shadow: 0 0 0 3px rgba(217,38,96,0.3);
        }
        .calendar-date {
            font-family: var(--font-num);
            font-size: 0.85rem;
            color: var(--text-muted);
            min-width: 110px;
            flex-shrink: 0;
            padding-top: 3px;
        }
        .calendar-content h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: var(--text-warm);
        }
        .calendar-content p {
            font-size: 0.85rem;
            color: var(--text-light);
            line-height: 1.6;
        }

        /* Subscribe */
        .subscribe-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            padding: 40px 36px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 36px;
            align-items: center;
        }
        .subscribe-left h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text-warm);
            margin-bottom: 12px;
        }
        .subscribe-left p {
            font-size: 0.95rem;
            color: var(--text-light);
            line-height: 1.7;
        }
        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .subscribe-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border-radius: var(--radius-pill);
            border: 1px solid rgba(255,255,255,0.15);
            background: rgba(255,255,255,0.05);
            color: var(--text-warm);
            font-size: 0.95rem;
            transition: all var(--transition);
        }
        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }
        .subscribe-form input:focus {
            outline: none;
            border-color: var(--brand-magenta);
            background: rgba(255,255,255,0.08);
            box-shadow: 0 0 0 3px rgba(217,38,96,0.2);
        }
        .subscribe-form .btn {
            padding: 14px 28px;
        }

        /* Footer */
        .site-footer {
            background: #141420;
            border-top: 1px solid var(--border-subtle);
            padding: 56px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-brand h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text-warm);
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .footer-brand p {
            font-size: 0.85rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-warm);
            margin-bottom: 16px;
            letter-spacing: 0.5px;
        }
        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition);
        }
        .footer-col ul li a:hover {
            color: var(--brand-amber);
        }
        .footer-bottom {
            border-top: 1px solid var(--border-subtle);
            padding-top: 24px;
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Mobile Nav */
        .mobile-nav {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: rgba(26,26,46,0.98);
            backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-subtle);
            padding: 16px 32px;
            z-index: 999;
            flex-direction: column;
            gap: 4px;
        }
        .mobile-nav.open {
            display: flex;
        }
        .mobile-nav a {
            padding: 12px 4px;
            font-size: 1rem;
            color: var(--text-light);
            border-bottom: 1px solid rgba(255,255,255,0.05);
            transition: color var(--transition);
        }
        .mobile-nav a:hover {
            color: var(--brand-amber);
        }

        /* Responsive */
        @media (min-width: 1024px) {
            .grid-4 { grid-template-columns: repeat(4, 1fr); }
            .grid-3 { grid-template-columns: repeat(3, 1fr); }
            .grid-2 { grid-template-columns: repeat(2, 1fr); }
            .data-big-cards { grid-template-columns: repeat(4, 1fr); }
            .dashboard-metrics { grid-template-columns: repeat(4, 1fr); }
        }
        @media (max-width: 1024px) {
            :root {
                --section-pad: 48px;
                --gap: 18px;
            }
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .hero {
                min-height: auto;
                padding: 80px 0 60px;
            }
            .grid-4 { grid-template-columns: repeat(2, 1fr); }
            .grid-3 { grid-template-columns: repeat(2, 1fr); }
            .data-big-cards { grid-template-columns: repeat(2, 1fr); }
            .dashboard-metrics { grid-template-columns: repeat(2, 1fr); }
            .steps-row::before { display: none; }
            .steps-row { grid-template-columns: repeat(2, 1fr); }
            .subscribe-card { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
            .compare-grid { grid-template-columns: 1fr; gap: 10px; }
            .compare-separator { display: none; }
            .nav-links { display: none; }
            .mobile-menu-btn { display: flex; }
        }
        @media (max-width: 768px) {
            .container { padding: 0 20px; }
            .hero h1 { font-size: 1.8rem; }
            .hero-subtitle { font-size: 0.95rem; }
            .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
            .data-big-cards { grid-template-columns: 1fr 1fr; }
            .dashboard-metrics { grid-template-columns: 1fr 1fr; }
            .steps-row { grid-template-columns: 1fr; }
            .footer-grid { grid-template-columns: 1fr; }
            .section-header h2 { font-size: 1.4rem; }
            .cta-card { padding: 36px 24px; }
            .gradient-text { display: block; }
            .dashboard-card { padding: 20px; }
            .progress-row { grid-template-columns: 80px 1fr 40px; gap: 10px; }
            .news-item { flex-wrap: wrap; }
            .news-item .news-date { min-width: 70px; }
            .calendar-date { min-width: 80px; }
            .subscribe-card { padding: 28px 20px; }
            .pill-nav-section { overflow-x: auto; }
            .pill-nav { padding: 10px 0; }
            .hero-cta { flex-direction: column; width: 100%; }
            .hero-cta .btn { width: 100%; }
        }
        @media (max-width: 520px) {
            .container { padding: 0 16px; }
            .data-big-cards { grid-template-columns: 1fr; }
            .dashboard-metrics { grid-template-columns: 1fr; }
            .hero-stats { gap: 16px; }
            .hero-stats .stat-num { font-size: 1.2rem; }
            .brand { font-size: 1.1rem; }
            .brand-icon { width: 30px; height: 30px; }
            .cta-card h2 { font-size: 1.5rem; }
            .compare-panel { padding: 20px 16px; }
            .topic-card { flex: 0 0 240px; }
        }

/* roulang page: category1 */
:root {
            --brand-purple: #8B1E3F;
            --brand-magenta: #D92660;
            --brand-gold: #F5A623;
            --brand-amber: #FF8C42;
            --bg-charcoal: #1A1A2E;
            --bg-dark: #24243A;
            --bg-card: rgba(255, 255, 255, 0.04);
            --bg-card-hover: rgba(255, 255, 255, 0.07);
            --text-warm: #F5F0EB;
            --text-light: #C9C0B8;
            --text-muted: #8A8078;
            --border-subtle: rgba(255, 255, 255, 0.08);
            --border-brand: rgba(217, 38, 96, 0.35);
            --border-gold: rgba(245, 166, 35, 0.3);
            --radius-lg: 24px;
            --radius-md: 20px;
            --radius-sm: 12px;
            --radius-pill: 999px;
            --shadow-soft: 0 12px 40px rgba(0, 0, 0, 0.35);
            --shadow-card: 0 8px 28px rgba(0, 0, 0, 0.25);
            --shadow-hover: 0 16px 48px rgba(0, 0, 0, 0.45);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            --font-num: "Inter", "SF Pro Display", system-ui, sans-serif;
            --transition: 0.28s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --max-width: 1200px;
            --section-pad: 72px;
            --gap: 24px;
        }

        @media (max-width: 768px) {
            :root {
                --section-pad: 48px;
                --gap: 18px;
            }
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-charcoal);
            color: var(--text-warm);
            line-height: 1.65;
            min-height: 100vh;
            overflow-x: hidden;
        }

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

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

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

        img {
            max-width: 100%;
            display: block;
            border-radius: var(--radius-md);
        }

        button,
        input {
            font-family: var(--font-sans);
        }

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

        button:focus-visible {
            outline: 2px solid var(--brand-gold);
            outline-offset: 3px;
        }

        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 32px;
        }

        @media (max-width: 768px) {
            .container {
                padding: 0 18px;
            }
        }

        /* Header / Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(26, 26, 46, 0.82);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border-subtle);
            transition: background var(--transition), border-color var(--transition);
        }

        .site-header.scrolled {
            background: rgba(26, 26, 46, 0.95);
            border-bottom-color: rgba(255, 255, 255, 0.12);
        }

        .nav-wrap {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 20px;
        }

        .brand {
            font-size: 1.35rem;
            font-weight: 700;
            letter-spacing: 0.5px;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--brand-purple), var(--brand-magenta));
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            color: #fff;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 36px;
            list-style: none;
        }

        .nav-links li a {
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text-light);
            padding: 6px 2px;
            position: relative;
            white-space: nowrap;
            transition: color var(--transition);
        }

        .nav-links li a::after {
            content: "";
            position: absolute;
            bottom: -2px;
            left: 0;
            right: 0;
            height: 2px;
            background: linear-gradient(90deg, var(--brand-purple), var(--brand-magenta));
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left;
            transition: transform var(--transition);
        }

        .nav-links li a:hover::after,
        .nav-links li a.active::after {
            transform: scaleX(1);
        }

        .nav-links li a:hover {
            color: var(--text-warm);
        }

        .nav-links li a.active {
            color: var(--text-warm);
            font-weight: 600;
        }

        .mobile-menu-btn {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
        }

        .mobile-menu-btn span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text-warm);
            border-radius: 2px;
        }

        @media (max-width: 768px) {
            .nav-links {
                display: none;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: rgba(26, 26, 46, 0.97);
                backdrop-filter: blur(20px);
                -webkit-backdrop-filter: blur(20px);
                flex-direction: column;
                gap: 0;
                padding: 16px 32px 24px;
                border-bottom: 1px solid var(--border-subtle);
            }

            .nav-links.open {
                display: flex;
            }

            .nav-links li {
                width: 100%;
            }

            .nav-links li a {
                display: block;
                padding: 14px 4px;
                font-size: 1rem;
                border-bottom: 1px solid var(--border-subtle);
            }

            .nav-links li:last-child a {
                border-bottom: none;
            }

            .mobile-menu-btn {
                display: flex;
            }
        }

        /* Page Top Spacer */
        .page-top-spacer {
            height: 68px;
        }

        /* Breadcrumb */
        .breadcrumb-section {
            padding: 28px 0 0;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 0.875rem;
            color: var(--text-muted);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--text-light);
            transition: color var(--transition);
        }

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

        .breadcrumb .sep {
            color: var(--text-muted);
            font-size: 0.75rem;
        }

        .breadcrumb .current {
            color: var(--text-warm);
            font-weight: 600;
        }

        /* Category Header */
        .category-header {
            padding: 40px 0 32px;
            position: relative;
        }

        .category-header-content {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .category-header-text {
            flex: 1;
            min-width: 280px;
        }

        .category-header-text h1 {
            font-size: 2.4rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            line-height: 1.3;
            margin-bottom: 14px;
            background: linear-gradient(120deg, var(--text-warm) 30%, var(--brand-amber) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .category-header-text .category-desc {
            font-size: 1rem;
            color: var(--text-light);
            max-width: 620px;
            line-height: 1.7;
        }

        .category-header-badge {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }

        .category-header-badge .badge-pill {
            padding: 10px 20px;
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-subtle);
            font-size: 0.85rem;
            color: var(--text-light);
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
            transition: all var(--transition);
        }

        .category-header-badge .badge-pill:hover {
            border-color: var(--border-gold);
            color: var(--brand-amber);
            background: rgba(245, 166, 35, 0.08);
        }

        .category-header-badge .badge-pill .dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--brand-gold);
            flex-shrink: 0;
        }

        /* Filter Bar */
        .filter-bar {
            padding: 12px 0 16px;
            border-top: 1px solid var(--border-subtle);
            border-bottom: 1px solid var(--border-subtle);
            margin-bottom: 32px;
        }

        .filter-bar-inner {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-wrap: wrap;
        }

        .filter-label {
            font-size: 0.85rem;
            color: var(--text-muted);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .filter-pills {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            flex: 1;
        }

        .filter-pill {
            padding: 8px 18px;
            border-radius: var(--radius-pill);
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-subtle);
            font-size: 0.85rem;
            color: var(--text-light);
            transition: all var(--transition);
            white-space: nowrap;
            flex-shrink: 0;
        }

        .filter-pill:hover {
            border-color: var(--border-brand);
            color: var(--text-warm);
            background: var(--bg-card-hover);
        }

        .filter-pill.active {
            background: linear-gradient(135deg, var(--brand-purple), var(--brand-magenta));
            border-color: transparent;
            color: #fff;
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(217, 38, 96, 0.35);
        }

        /* Card Grid */
        .card-grid-section {
            padding-bottom: calc(var(--section-pad) - 12px);
        }

        .card-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }

        .content-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .content-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-brand);
            background: var(--bg-card-hover);
        }

        .content-card .card-img-wrap {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            border-radius: 0;
            position: relative;
        }

        .content-card .card-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            border-radius: 0;
            transition: transform 0.5s ease;
        }

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

        .content-card .card-tag-overlay {
            position: absolute;
            top: 12px;
            left: 12px;
            display: flex;
            gap: 6px;
            flex-wrap: wrap;
        }

        .content-card .card-tag-overlay .tag-chip {
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            background: rgba(26, 26, 46, 0.8);
            border: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 0.72rem;
            color: var(--text-warm);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            transition: all var(--transition);
        }

        .content-card .card-tag-overlay .tag-chip.hot {
            background: linear-gradient(135deg, var(--brand-purple), var(--brand-magenta));
            border-color: transparent;
            color: #fff;
        }

        .content-card .card-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
            gap: 10px;
        }

        .content-card .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--text-warm);
            line-height: 1.45;
            letter-spacing: 0.3px;
        }

        .content-card .card-summary {
            font-size: 0.875rem;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
        }

        .content-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-top: 12px;
            border-top: 1px solid var(--border-subtle);
            flex-wrap: wrap;
        }

        .content-card .card-meta .date-info {
            font-size: 0.75rem;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .content-card .card-meta .heat-badge {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            background: rgba(245, 166, 35, 0.1);
            border: 1px solid var(--border-gold);
            font-size: 0.8rem;
            color: var(--brand-gold);
            font-weight: 700;
            font-family: var(--font-num);
        }

        .view-more-row {
            text-align: center;
            margin-top: 32px;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 32px;
            border-radius: var(--radius-pill);
            background: transparent;
            border: 1px solid var(--border-brand);
            color: var(--text-warm);
            font-size: 0.95rem;
            font-weight: 600;
            transition: all var(--transition);
        }

        .btn-outline:hover {
            background: var(--bg-card-hover);
            border-color: var(--brand-gold);
            color: var(--brand-amber);
            box-shadow: var(--shadow-card);
        }

        /* Ranking Section */
        .ranking-section {
            padding: var(--section-pad) 0;
        }

        .section-title {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
            color: var(--text-warm);
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--text-muted);
            margin-bottom: 36px;
            max-width: 560px;
        }

        .ranking-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
        }

        .rank-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 20px;
            display: flex;
            align-items: center;
            gap: 16px;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
        }

        .rank-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-gold);
            background: var(--bg-card-hover);
        }

        .rank-num {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            font-weight: 800;
            font-family: var(--font-num);
            flex-shrink: 0;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-subtle);
            color: var(--text-muted);
        }

        .rank-card:nth-child(1) .rank-num {
            background: linear-gradient(135deg, var(--brand-gold), var(--brand-amber));
            border-color: transparent;
            color: #1A1A2E;
        }

        .rank-card:nth-child(2) .rank-num {
            background: linear-gradient(135deg, #C0C0C0, #E0E0E0);
            border-color: transparent;
            color: #1A1A2E;
        }

        .rank-card:nth-child(3) .rank-num {
            background: linear-gradient(135deg, #B87333, #D4995C);
            border-color: transparent;
            color: #fff;
        }

        .rank-card .rank-info {
            flex: 1;
            min-width: 0;
        }

        .rank-card .rank-name {
            font-size: 0.95rem;
            font-weight: 700;
            color: var(--text-warm);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .rank-card .rank-meta {
            font-size: 0.78rem;
            color: var(--text-muted);
            margin-top: 2px;
        }

        /* Topic Section */
        .topic-section {
            padding: var(--section-pad) 0;
            background: var(--bg-dark);
        }

        .topic-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: var(--gap);
        }

        .topic-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .topic-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--border-brand);
            background: var(--bg-card-hover);
        }

        .topic-card .topic-icon {
            width: 48px;
            height: 48px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--brand-purple), var(--brand-magenta));
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            color: #fff;
            flex-shrink: 0;
        }

        .topic-card .topic-title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-warm);
        }

        .topic-card .topic-desc {
            font-size: 0.875rem;
            color: var(--text-muted);
            line-height: 1.6;
        }

        .topic-card .topic-link {
            font-size: 0.9rem;
            color: var(--brand-amber);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: color var(--transition);
            align-self: flex-start;
        }

        .topic-card .topic-link:hover {
            color: var(--brand-gold);
        }

        /* Metrics Section */
        .metrics-section {
            padding: var(--section-pad) 0;
        }

        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: var(--gap);
        }

        .metric-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-md);
            padding: 24px;
            text-align: center;
            transition: all var(--transition);
            box-shadow: var(--shadow-card);
        }

        .metric-card:hover {
            border-color: var(--border-gold);
            background: var(--bg-card-hover);
            box-shadow: var(--shadow-hover);
        }

        .metric-num {
            font-size: 2.4rem;
            font-weight: 800;
            font-family: var(--font-num);
            background: linear-gradient(135deg, var(--brand-amber), var(--brand-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
        }

        .metric-label {
            font-size: 0.875rem;
            color: var(--text-muted);
            margin-top: 8px;
        }

        .metric-trend {
            font-size: 0.78rem;
            color: var(--brand-gold);
            margin-top: 6px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        /* Subscribe CTA */
        .subscribe-section {
            padding: var(--section-pad) 0;
            background: var(--bg-dark);
        }

        .subscribe-card {
            background: linear-gradient(135deg, rgba(139, 30, 63, 0.35), rgba(217, 38, 96, 0.18));
            border: 1px solid var(--border-brand);
            border-radius: var(--radius-lg);
            padding: 48px 40px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            box-shadow: var(--shadow-soft);
        }

        .subscribe-info {
            flex: 1;
            min-width: 260px;
        }

        .subscribe-info h3 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--text-warm);
            margin-bottom: 10px;
        }

        .subscribe-info p {
            font-size: 0.95rem;
            color: var(--text-light);
            max-width: 480px;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            flex-shrink: 0;
        }

        .subscribe-form input {
            padding: 14px 20px;
            border-radius: var(--radius-pill);
            background: rgba(26, 26, 46, 0.6);
            border: 1px solid var(--border-subtle);
            color: var(--text-warm);
            font-size: 0.95rem;
            width: 260px;
            transition: all var(--transition);
        }

        .subscribe-form input:focus {
            outline: none;
            border-color: var(--brand-gold);
            box-shadow: 0 0 0 3px rgba(245, 166, 35, 0.15);
        }

        .subscribe-form input::placeholder {
            color: var(--text-muted);
        }

        .btn-primary {
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            background: linear-gradient(135deg, var(--brand-purple), var(--brand-magenta));
            color: #fff;
            font-size: 0.95rem;
            font-weight: 700;
            transition: all var(--transition);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(217, 38, 96, 0.4);
            background: linear-gradient(135deg, var(--brand-magenta), var(--brand-amber));
        }

        .btn-primary:active {
            transform: scale(0.97);
        }

        /* Footer */
        .site-footer {
            background: #111122;
            border-top: 1px solid var(--border-subtle);
            padding: 56px 0 28px;
        }

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

        .footer-brand h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-brand p {
            font-size: 0.875rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 0.95rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-warm);
        }

        .footer-col ul {
            list-style: none;
        }

        .footer-col ul li {
            margin-bottom: 10px;
        }

        .footer-col ul li a {
            font-size: 0.85rem;
            color: var(--text-muted);
            transition: color var(--transition);
        }

        .footer-col ul li a:hover {
            color: var(--brand-amber);
        }

        .footer-bottom {
            padding-top: 20px;
            border-top: 1px solid var(--border-subtle);
            text-align: center;
            font-size: 0.8rem;
            color: var(--text-muted);
        }

        /* Responsive */
        @media (max-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

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

        @media (max-width: 768px) {
            .category-header-content {
                flex-direction: column;
                align-items: flex-start;
            }

            .category-header-text h1 {
                font-size: 1.7rem;
            }

            .category-header-badge {
                gap: 8px;
            }

            .category-header-badge .badge-pill {
                padding: 8px 14px;
                font-size: 0.78rem;
            }

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

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

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

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

            .subscribe-card {
                padding: 32px 24px;
                flex-direction: column;
                align-items: flex-start;
            }

            .subscribe-form {
                width: 100%;
            }

            .subscribe-form input {
                width: 100%;
            }

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

        @media (max-width: 520px) {
            .metrics-grid {
                grid-template-columns: 1fr;
            }

            .category-header-text h1 {
                font-size: 1.4rem;
            }

            .filter-pill {
                padding: 6px 14px;
                font-size: 0.78rem;
            }

            .section-title {
                font-size: 1.5rem;
            }
        }