/* roulang page: index */
:root {
            --c-primary: #0F5C3E;
            --c-primary-light: #146C43;
            --c-accent: #A3E635;
            --c-accent-orange: #F97316;
            --c-dark: #0B1F17;
            --c-dark-card: #132B20;
            --c-dark-border: #1F4A33;
            --c-bg: #F7F7F2;
            --c-white: #ffffff;
            --c-text: #1F2937;
            --c-text-secondary: #6B7280;
            --c-border: #E5E7EB;
            --radius-card: 20px;
            --radius-large: 24px;
            --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.10);
            --grad-brand: linear-gradient(135deg, #0F5C3E 0%, #1A7A4A 45%, #F97316 130%);
            --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --font-num: "DIN Alternate", "Bebas Neue", "Roboto Condensed", "Arial Narrow", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            color: var(--c-text);
            background: var(--c-bg);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        button {
            font-family: inherit;
            cursor: pointer;
        }
        input,
        textarea {
            font-family: inherit;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        @media (min-width: 640px) {
            .container {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }
        @media (min-width: 1024px) {
            .container {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: 64px;
            display: flex;
            align-items: stretch;
            background: linear-gradient(90deg, var(--c-dark) 0%, var(--c-dark) 52%, var(--c-bg) 52%, var(--c-bg) 100%);
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            background: rgba(11, 31, 23, 0.92);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .site-header.scrolled .header-right {
            background: transparent;
        }
        .header-left {
            width: 52%;
            display: flex;
            align-items: center;
            padding-left: 1.5rem;
            gap: 2rem;
            background: var(--c-dark);
            transition: background 0.3s ease;
        }
        .site-header.scrolled .header-left {
            background: transparent;
        }
        .header-right {
            width: 48%;
            display: flex;
            align-items: center;
            justify-content: flex-end;
            padding-right: 1.5rem;
            gap: 0.875rem;
            background: var(--c-bg);
            transition: background 0.3s ease;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 0.625rem;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 12px;
            background: var(--grad-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 0.875rem;
            letter-spacing: 0.02em;
            box-shadow: 0 4px 12px rgba(15, 92, 62, 0.4);
        }
        .brand-name {
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.01em;
            white-space: nowrap;
        }
        .brand-name .highlight {
            color: var(--c-accent);
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.5rem;
        }
        .nav-link {
            position: relative;
            font-size: 0.9375rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            padding: 0.25rem 0;
            transition: color 0.2s ease;
            white-space: nowrap;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--c-accent);
            border-radius: 2px;
            transition: width 0.3s ease;
        }
        .nav-link:hover {
            color: var(--c-accent);
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }
        .nav-link.active {
            color: var(--c-accent);
            font-weight: 700;
        }
        .btn-header {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            background: var(--c-accent-orange);
            color: #fff;
            font-size: 0.875rem;
            font-weight: 600;
            padding: 0.5rem 1.125rem;
            border-radius: 999px;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .btn-header:hover {
            background: #ea580c;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(249, 115, 22, 0.3);
        }
        .btn-header:active {
            transform: scale(0.95);
        }
        .search-toggle {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1.5px solid var(--c-border);
            color: var(--c-text);
            transition: all 0.2s ease;
        }
        .search-toggle:hover {
            border-color: var(--c-primary);
            color: var(--c-primary);
            background: rgba(15, 92, 62, 0.06);
        }
        .menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            border: 1.5px solid rgba(255, 255, 255, 0.25);
            background: transparent;
            color: #fff;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            right: 0;
            bottom: 0;
            width: 280px;
            background: var(--c-dark);
            padding: 2rem 1.5rem;
            z-index: 99;
            box-shadow: -8px 0 30px rgba(0, 0, 0, 0.25);
            transform: translateX(100%);
            transition: transform 0.3s ease;
            overflow-y: auto;
        }
        .mobile-menu.open {
            transform: translateX(0);
        }
        .mobile-menu a {
            display: block;
            padding: 0.875rem 0;
            font-size: 1.125rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .mobile-menu a:hover {
            color: var(--c-accent);
        }
        .mobile-menu .btn-header {
            margin-top: 1.5rem;
            width: 100%;
            justify-content: center;
        }
        @media (max-width: 1023px) {
            .main-nav {
                display: none;
            }
            .header-right .btn-header {
                display: none;
            }
            .menu-toggle {
                display: flex;
            }
            .header-left {
                justify-content: space-between;
                width: 100%;
                padding-right: 1rem;
            }
            .header-right {
                display: none;
            }
            .site-header {
                background: var(--c-dark);
            }
            .mobile-menu {
                display: block;
            }
        }
        @media (max-width: 520px) {
            .site-header {
                height: 56px;
            }
            .mobile-menu {
                top: 56px;
            }
            .brand-name {
                font-size: 1.0625rem;
            }
            .brand-icon {
                width: 30px;
                height: 30px;
                border-radius: 10px;
                font-size: 0.75rem;
            }
        }

        /* Hero */
        .hero-section {
            position: relative;
            min-height: 100vh;
            display: flex;
            background: linear-gradient(135deg, var(--c-dark) 0%, var(--c-primary) 50%, var(--c-bg) 50%, var(--c-bg) 100%);
            overflow: hidden;
        }
        .hero-left {
            width: 50%;
            padding: 120px 3rem 80px 3rem;
            display: flex;
            flex-direction: column;
            justify-content: center;
            position: relative;
            z-index: 2;
        }
        .hero-left::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background:
                radial-gradient(circle at 20% 80%, rgba(163, 230, 53, 0.08) 0%, transparent 40%),
                radial-gradient(circle at 85% 20%, rgba(249, 115, 22, 0.15) 0%, transparent 45%),
                linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
            background-size: auto, auto, 40px 40px, 40px 40px;
            pointer-events: none;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.375rem 1rem;
            border-radius: 999px;
            border: 1.5px solid rgba(163, 230, 53, 0.4);
            background: rgba(163, 230, 53, 0.08);
            color: var(--c-accent);
            font-size: 0.8125rem;
            font-weight: 600;
            margin-bottom: 1.5rem;
            width: fit-content;
        }
        .hero-badge .dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--c-accent);
            animation: pulse-dot 2s infinite;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.5;
                transform: scale(1.3);
            }
        }
        .hero-title {
            font-size: clamp(2rem, 4.5vw, 3.25rem);
            font-weight: 800;
            line-height: 1.15;
            color: #fff;
            margin-bottom: 1.25rem;
            letter-spacing: -0.01em;
        }
        .hero-title .text-accent {
            color: var(--c-accent);
        }
        .hero-subtitle {
            font-size: 1.0625rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.75);
            margin-bottom: 2rem;
            max-width: 30rem;
        }
        .hero-ctas {
            display: flex;
            gap: 0.875rem;
            flex-wrap: wrap;
            margin-bottom: 2.5rem;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: linear-gradient(135deg, #f97316, #ea580c);
            color: #fff;
            font-weight: 600;
            font-size: 0.9375rem;
            padding: 0.75rem 1.75rem;
            border-radius: 999px;
            border: none;
            transition: all 0.25s ease;
            box-shadow: 0 4px 16px rgba(249, 115, 22, 0.35);
            cursor: pointer;
        }
        .btn-primary:hover {
            filter: brightness(1.08);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(249, 115, 22, 0.4);
        }
        .btn-primary:active {
            transform: scale(0.95);
        }
        .btn-primary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(249, 115, 22, 0.3);
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.65);
            color: #fff;
            font-weight: 500;
            font-size: 0.9375rem;
            padding: 0.6875rem 1.625rem;
            border-radius: 999px;
            transition: all 0.25s ease;
            cursor: pointer;
        }
        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
        }
        .btn-ghost:active {
            transform: scale(0.95);
        }
        .btn-ghost:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.25);
        }
        .hero-stats {
            display: flex;
            gap: 2.25rem;
            flex-wrap: wrap;
        }
        .hero-stat {
            display: flex;
            flex-direction: column;
            gap: 0.125rem;
        }
        .hero-stat-num {
            font-family: var(--font-num);
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--c-accent);
            line-height: 1.1;
            font-feature-settings: "tnum";
        }
        .hero-stat-num .unit {
            font-size: 0.9375rem;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.65);
            margin-left: 0.125rem;
        }
        .hero-stat-label {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.55);
        }
        .hero-right {
            width: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 120px 3rem 80px 3rem;
            position: relative;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
        }
        .hero-right::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(247, 247, 242, 0.85) 0%, rgba(247, 247, 242, 0.92) 55%, rgba(247, 247, 242, 0.98) 100%);
        }
        .hero-cards {
            position: relative;
            z-index: 2;
            width: 100%;
            max-width: 30rem;
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
        }
        .match-card {
            background: var(--c-white);
            border-radius: var(--radius-large);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
            border-top: 4px solid var(--grad-brand);
            padding: 1.5rem;
            transform: rotate(0.5deg);
            transition: transform 0.3s ease;
        }
        .match-card:hover {
            transform: rotate(0deg) translateY(-4px);
        }
        .match-card-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 1rem;
        }
        .match-card-title {
            font-size: 0.9375rem;
            font-weight: 700;
            color: var(--c-primary);
        }
        .match-live-tag {
            background: var(--c-accent-orange);
            color: #fff;
            font-size: 0.6875rem;
            font-weight: 700;
            padding: 0.25rem 0.625rem;
            border-radius: 999px;
            letter-spacing: 0.03em;
        }
        .match-card-team {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 0.75rem;
            margin-bottom: 0.625rem;
        }
        .match-team-name {
            font-weight: 700;
            font-size: 0.9375rem;
            flex: 1;
            text-align: left;
        }
        .match-team-name.right {
            text-align: right;
        }
        .match-score {
            font-family: var(--font-num);
            font-size: 1.625rem;
            font-weight: 800;
            background: var(--grad-brand);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            font-feature-settings: "tnum";
            padding: 0 0.75rem;
        }
        .match-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 0.625rem;
            border-top: 1px solid #f0f0f0;
            font-size: 0.8125rem;
            color: var(--c-text-secondary);
        }
        .score-badge-row {
            display: flex;
            gap: 0.75rem;
            flex-wrap: wrap;
        }
        .score-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(163, 230, 53, 0.12);
            color: var(--c-primary);
            font-size: 0.8125rem;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 999px;
            border: 1px solid rgba(163, 230, 53, 0.3);
        }
        .score-badge .num {
            font-family: var(--font-num);
            font-size: 1.125rem;
            font-weight: 800;
            color: var(--c-primary);
            font-feature-settings: "tnum";
        }
        .score-badge.live {
            background: rgba(249, 115, 22, 0.1);
            border-color: rgba(249, 115, 22, 0.3);
            color: var(--c-accent-orange);
        }
        .score-badge.live .num {
            color: var(--c-accent-orange);
        }
        @media (max-width: 1023px) {
            .hero-section {
                flex-direction: column;
                background: linear-gradient(180deg, var(--c-dark) 0%, var(--c-primary) 60%, var(--c-bg) 60%, var(--c-bg) 100%);
            }
            .hero-left {
                width: 100%;
                padding: 100px 1.5rem 40px 1.5rem;
            }
            .hero-right {
                width: 100%;
                padding: 40px 1.5rem 80px 1.5rem;
            }
            .hero-cards {
                max-width: 36rem;
            }
        }
        @media (max-width: 520px) {
            .hero-left {
                padding: 80px 1.25rem 32px 1.25rem;
            }
            .hero-right {
                padding: 32px 1.25rem 60px 1.25rem;
            }
            .hero-title {
                font-size: clamp(1.625rem, 7vw, 2.25rem);
            }
            .hero-subtitle {
                font-size: 0.9375rem;
            }
            .hero-stats {
                gap: 1.5rem;
            }
            .hero-stat-num {
                font-size: 1.375rem;
            }
        }

        /* Section Common */
        .section {
            padding: 5rem 0;
        }
        @media (min-width: 768px) {
            .section {
                padding: 6.5rem 0;
            }
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.8125rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--c-primary);
            margin-bottom: 0.75rem;
        }
        .section-label::before {
            content: "";
            width: 24px;
            height: 2px;
            background: var(--grad-brand);
            border-radius: 2px;
        }
        .section-title {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 700;
            line-height: 1.3;
            color: var(--c-text);
            margin-bottom: 1rem;
        }
        .section-desc {
            font-size: 1rem;
            color: var(--c-text-secondary);
            line-height: 1.7;
            max-width: 46rem;
        }

        /* Pains */
        .pains-section {
            background: var(--c-bg);
        }
        .pains-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
            margin-top: 2.5rem;
        }
        @media (min-width: 768px) {
            .pains-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        .pain-card {
            background: var(--c-white);
            border-radius: var(--radius-card);
            border: 1px solid rgba(0, 0, 0, 0.05);
            padding: 1.75rem;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        .pain-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--grad-brand);
            opacity: 0;
            transition: opacity 0.3s ease;
        }
        .pain-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(163, 230, 53, 0.4);
        }
        .pain-card:hover::before {
            opacity: 1;
        }
        .pain-icon {
            width: 48px;
            height: 48px;
            border-radius: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(15, 92, 62, 0.08);
            color: var(--c-primary);
            margin-bottom: 1.125rem;
        }
        .pain-title {
            font-size: 1.125rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            color: var(--c-text);
        }
        .pain-desc {
            font-size: 0.9375rem;
            color: var(--c-text-secondary);
            line-height: 1.65;
        }
        .pain-compare {
            margin-top: 1.25rem;
            padding: 0.875rem 1rem;
            background: rgba(15, 92, 62, 0.04);
            border-radius: 12px;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
            font-size: 0.8125rem;
        }
        .pain-compare-row {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .pain-compare-old {
            color: #9ca3af;
            text-decoration: line-through;
            font-size: 0.8125rem;
        }
        .pain-compare-new {
            color: var(--c-primary);
            font-weight: 600;
            font-size: 0.8125rem;
        }
        .pain-arrow {
            color: var(--c-accent-orange);
            font-weight: 700;
            margin: 0 0.25rem;
        }

        /* Solution */
        .solution-section {
            background: var(--c-dark);
            position: relative;
            overflow: hidden;
        }
        .solution-section::before {
            content: "";
            position: absolute;
            top: -20%;
            right: -10%;
            width: 60%;
            height: 60%;
            background: radial-gradient(circle, rgba(163, 230, 53, 0.06) 0%, transparent 70%);
            pointer-events: none;
        }
        .solution-section .section-label {
            color: var(--c-accent);
        }
        .solution-section .section-label::before {
            background: var(--c-accent-orange);
        }
        .solution-section .section-title {
            color: #fff;
        }
        .solution-section .section-desc {
            color: rgba(255, 255, 255, 0.65);
        }
        .solution-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
            margin-top: 2.5rem;
        }
        @media (min-width: 768px) {
            .solution-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (min-width: 1024px) {
            .solution-grid {
                grid-template-columns: 0.9fr 1.1fr;
                gap: 3rem;
            }
        }
        .solution-feature-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 1.5rem;
        }
        .solution-feature {
            display: flex;
            align-items: flex-start;
            gap: 0.75rem;
        }
        .solution-feature-check {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--c-accent-orange);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.75rem;
            font-weight: 700;
            flex-shrink: 0;
            margin-top: 0.125rem;
        }
        .solution-feature-text {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.9375rem;
            line-height: 1.6;
        }
        .solution-feature-text strong {
            color: #fff;
            font-weight: 600;
        }
        .solution-card-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1rem;
        }
        @media (max-width: 520px) {
            .solution-card-grid {
                grid-template-columns: 1fr;
            }
        }
        .solution-card {
            background: var(--c-dark-card);
            border: 1px solid var(--c-dark-border);
            border-radius: var(--radius-card);
            padding: 1.5rem;
            position: relative;
            transition: all 0.3s ease;
        }
        .solution-card:hover {
            border-color: rgba(163, 230, 53, 0.3);
            transform: translateY(-3px);
        }
        .solution-card-num {
            position: absolute;
            top: 1rem;
            right: 1rem;
            font-family: var(--font-num);
            font-size: 2rem;
            font-weight: 800;
            color: rgba(255, 255, 255, 0.06);
            line-height: 1;
        }
        .solution-card-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(163, 230, 53, 0.1);
            color: var(--c-accent);
            margin-bottom: 1rem;
            font-size: 1.25rem;
        }
        .solution-card-title {
            font-size: 1.0625rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.375rem;
        }
        .solution-card-desc {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.55;
        }

        /* Results */
        .results-section {
            background: var(--c-bg);
            position: relative;
        }
        .results-band {
            background: var(--c-white);
            border-radius: var(--radius-large);
            box-shadow: var(--shadow-card);
            padding: 2.5rem 2rem;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 2rem;
            margin-top: 2.5rem;
            border-left: 4px solid transparent;
            border-image: var(--grad-brand) 1;
        }
        @media (min-width: 768px) {
            .results-band {
                grid-template-columns: repeat(4, 1fr);
                gap: 1rem;
            }
        }
        .result-item {
            text-align: center;
            padding: 0.75rem 0.5rem;
            position: relative;
        }
        .result-item:not(:last-child)::after {
            content: "";
            position: absolute;
            right: -0.5rem;
            top: 20%;
            bottom: 20%;
            width: 1px;
            background: rgba(0, 0, 0, 0.06);
        }
        @media (max-width: 767px) {
            .result-item:nth-child(2n)::after {
                display: none;
            }
        }
        .result-num {
            font-family: var(--font-num);
            font-size: clamp(2rem, 4vw, 2.75rem);
            font-weight: 800;
            background: var(--grad-brand);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.1;
            font-feature-settings: "tnum";
        }
        .result-num .unit {
            font-size: 0.9375rem;
            font-weight: 600;
        }
        .result-label {
            font-size: 0.875rem;
            color: var(--c-text-secondary);
            margin-top: 0.375rem;
            font-weight: 500;
        }

        /* Testimonials */
        .testimonials-section {
            background: var(--c-white);
        }
        .testimonial-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.25rem;
            margin-top: 2.5rem;
        }
        @media (min-width: 640px) {
            .testimonial-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (min-width: 1024px) {
            .testimonial-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        .testimonial-card {
            background: var(--c-white);
            border-radius: var(--radius-card);
            border: 1px solid rgba(0, 0, 0, 0.05);
            padding: 1.5rem;
            position: relative;
            transition: all 0.3s ease;
            border-left: 4px solid var(--c-accent-orange);
        }
        .testimonial-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .testimonial-stars {
            display: flex;
            gap: 0.125rem;
            color: #f59e0b;
            font-size: 0.9375rem;
            margin-bottom: 0.875rem;
        }
        .testimonial-quote {
            font-size: 0.9375rem;
            line-height: 1.7;
            color: var(--c-text);
            margin-bottom: 1.25rem;
            min-height: 5.5em;
        }
        .testimonial-user {
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--grad-brand);
            color: #fff;
            font-weight: 700;
            font-size: 0.875rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .testimonial-name {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--c-text);
        }
        .testimonial-role {
            font-size: 0.75rem;
            color: var(--c-text-secondary);
        }

        /* Latest News */
        .news-section {
            background: var(--c-bg);
            border-top: 1px solid rgba(0, 0, 0, 0.04);
        }
        .news-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            margin-bottom: 2rem;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .news-view-all {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--c-primary);
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .news-view-all:hover {
            color: var(--c-accent-orange);
        }
        .news-view-all:hover .arrow {
            transform: translateX(4px);
        }
        .news-view-all .arrow {
            transition: transform 0.2s ease;
        }
        .news-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.25rem;
        }
        @media (min-width: 768px) {
            .news-grid {
                grid-template-columns: 2fr 1fr;
                gap: 1.5rem;
            }
        }
        .news-featured {
            background: var(--c-white);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .news-featured:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .news-featured-thumb {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
        }
        .news-featured-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .news-featured:hover .news-featured-thumb img {
            transform: scale(1.04);
        }
        .news-featured-cat {
            position: absolute;
            top: 0.875rem;
            left: 0.875rem;
            background: rgba(255, 255, 255, 0.92);
            color: var(--c-primary);
            font-size: 0.75rem;
            font-weight: 700;
            padding: 0.25rem 0.75rem;
            border-radius: 999px;
            backdrop-filter: blur(8px);
        }
        .news-featured-body {
            padding: 1.375rem 1.5rem 1.5rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .news-featured-title {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--c-text);
            line-height: 1.4;
            margin-bottom: 0.5rem;
            transition: color 0.2s ease;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-featured-title:hover {
            color: var(--c-primary);
        }
        .news-featured-excerpt {
            font-size: 0.9375rem;
            color: var(--c-text-secondary);
            line-height: 1.65;
            margin-bottom: 1rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-featured-meta {
            margin-top: auto;
            display: flex;
            align-items: center;
            gap: 0.75rem;
            font-size: 0.8125rem;
            color: var(--c-text-secondary);
        }
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .news-list-item {
            background: var(--c-white);
            border-radius: var(--radius-card);
            padding: 1.125rem 1.25rem;
            border: 1px solid rgba(0, 0, 0, 0.04);
            transition: all 0.25s ease;
            display: flex;
            flex-direction: column;
            gap: 0.375rem;
        }
        .news-list-item:hover {
            border-color: rgba(163, 230, 53, 0.4);
            box-shadow: var(--shadow-card);
            transform: translateX(4px);
        }
        .news-list-item-cat {
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--c-primary);
            background: rgba(163, 230, 53, 0.12);
            padding: 0.25rem 0.625rem;
            border-radius: 999px;
            width: fit-content;
        }
        .news-list-item-title {
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--c-text);
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.2s ease;
        }
        .news-list-item-title:hover {
            color: var(--c-primary);
        }
        .news-list-item-excerpt {
            font-size: 0.8125rem;
            color: var(--c-text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-list-item-meta {
            font-size: 0.75rem;
            color: #9ca3af;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .news-empty {
            grid-column: 1 / -1;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 3rem 1.5rem;
            background: var(--c-white);
            border-radius: var(--radius-card);
            border: 2px dashed rgba(15, 92, 62, 0.15);
            color: var(--c-text-secondary);
            font-size: 0.9375rem;
        }

        /* FAQ */
        .faq-section {
            background: var(--c-white);
        }
        .faq-list {
            max-width: 52rem;
            margin: 2.5rem auto 0;
            display: flex;
            flex-direction: column;
            gap: 0.875rem;
        }
        .faq-item {
            background: var(--c-white);
            border: 1px solid rgba(0, 0, 0, 0.06);
            border-radius: 16px;
            overflow: hidden;
            transition: all 0.25s ease;
        }
        .faq-item:hover {
            border-color: rgba(15, 92, 62, 0.25);
            box-shadow: var(--shadow-card);
        }
        .faq-item[open] {
            border-color: rgba(15, 92, 62, 0.2);
        }
        .faq-item summary {
            padding: 1.125rem 1.375rem;
            font-weight: 600;
            font-size: 0.9375rem;
            color: var(--c-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            list-style: none;
            position: relative;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: "+";
            font-size: 1.375rem;
            font-weight: 400;
            color: var(--c-primary);
            transition: transform 0.25s ease;
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            transform: rotate(45deg);
            color: var(--c-accent-orange);
        }
        .faq-item[open] summary {
            border-left: 4px solid var(--c-accent-orange);
        }
        .faq-answer {
            padding: 0 1.375rem 1.25rem;
            font-size: 0.875rem;
            line-height: 1.7;
            color: var(--c-text-secondary);
            border-left: 4px solid transparent;
        }
        .faq-answer strong {
            color: var(--c-primary);
        }

        /* CTA */
        .cta-section {
            background: var(--c-bg);
        }
        .cta-card {
            background: var(--grad-brand);
            border-radius: 28px;
            padding: 3rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        @media (min-width: 768px) {
            .cta-card {
                padding: 4rem 3rem;
            }
        }
        .cta-card::before {
            content: "";
            position: absolute;
            top: -30%;
            left: -15%;
            width: 50%;
            height: 100%;
            background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-card::after {
            content: "";
            position: absolute;
            bottom: -40%;
            right: -10%;
            width: 40%;
            height: 80%;
            background: radial-gradient(circle, rgba(0, 0, 0, 0.1) 0%, transparent 70%);
            pointer-events: none;
        }
        .cta-card-inner {
            position: relative;
            z-index: 2;
        }
        .cta-title {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 800;
            color: #fff;
            margin-bottom: 0.875rem;
            line-height: 1.3;
        }
        .cta-subtitle {
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.9375rem;
            line-height: 1.6;
            margin-bottom: 1.75rem;
            max-width: 36rem;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-btn-wrap {
            display: flex;
            justify-content: center;
            gap: 0.875rem;
            flex-wrap: wrap;
            margin-bottom: 1.5rem;
        }
        .cta-btn-white {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: #fff;
            color: var(--c-primary);
            font-weight: 700;
            font-size: 0.9375rem;
            padding: 0.75rem 2rem;
            border-radius: 999px;
            transition: all 0.25s ease;
            border: none;
        }
        .cta-btn-white:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
        }
        .cta-btn-white:active {
            transform: scale(0.95);
        }
        .cta-btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: transparent;
            border: 2px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            font-weight: 600;
            font-size: 0.9375rem;
            padding: 0.6875rem 1.875rem;
            border-radius: 999px;
            transition: all 0.25s ease;
        }
        .cta-btn-ghost:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
        }
        .cta-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.375rem 0.875rem;
            border-radius: 999px;
            backdrop-filter: blur(4px);
        }

        /* Footer */
        .site-footer {
            background: var(--c-dark);
            position: relative;
        }
        .site-footer::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--grad-brand);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
            padding: 3.5rem 0 2rem;
        }
        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1.5fr;
                gap: 3rem;
            }
        }
        .footer-brand {
            display: flex;
            align-items: center;
            gap: 0.625rem;
            margin-bottom: 1rem;
        }
        .footer-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 12px;
            background: var(--grad-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-weight: 800;
            font-size: 0.875rem;
        }
        .footer-brand .brand-name {
            font-size: 1.1875rem;
            color: #fff;
            font-weight: 800;
        }
        .footer-desc {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.7;
            margin-bottom: 1.25rem;
            max-width: 22rem;
        }
        .footer-title {
            font-size: 0.9375rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1.125rem;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.625rem;
        }
        .footer-link {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
            transition: all 0.2s ease;
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
        }
        .footer-link:hover {
            color: var(--c-accent);
            transform: translateX(3px);
        }
        .footer-cats {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .footer-cat-tag {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.65);
            background: rgba(255, 255, 255, 0.06);
            padding: 0.375rem 0.875rem;
            border-radius: 999px;
            transition: all 0.2s ease;
        }
        .footer-cat-tag:hover {
            background: rgba(163, 230, 53, 0.15);
            color: var(--c-accent);
        }
        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 0.75rem;
            margin-bottom: 1.25rem;
        }
        .footer-contact-item {
            display: flex;
            align-items: center;
            gap: 0.625rem;
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
        }
        .footer-social {
            display: flex;
            gap: 0.625rem;
        }
        .footer-social-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.875rem;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all 0.25s ease;
            cursor: pointer;
        }
        .footer-social-btn:hover {
            background: rgba(163, 230, 53, 0.15);
            color: var(--c-accent);
            border-color: rgba(163, 230, 53, 0.3);
            transform: translateY(-3px);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 1.25rem 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .footer-copyright {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.45);
        }
        .back-to-top {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 2px solid rgba(249, 115, 22, 0.5);
            color: var(--c-accent-orange);
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.25s ease;
        }
        .back-to-top:hover {
            background: var(--c-accent-orange);
            color: #fff;
            border-color: var(--c-accent-orange);
            transform: translateY(-3px);
        }

        /* Utility */
        .text-gradient {
            background: var(--grad-brand);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        @media (max-width: 767px) {
            .section {
                padding: 3.5rem 0;
            }
            .footer-grid {
                padding-top: 2.5rem;
            }
        }
        @media (max-width: 520px) {
            .cta-card {
                padding: 2.5rem 1.25rem;
                border-radius: 20px;
            }
            .results-band {
                padding: 1.5rem 1rem;
            }
            .solution-card-grid {
                gap: 0.75rem;
            }
            .footer-social-btn {
                width: 36px;
                height: 36px;
            }
        }

/* roulang page: category1 */
:root {
        --c-primary: #0F5C3E;
        --c-primary-light: #1A7A4A;
        --c-accent: #A3E635;
        --c-accent-deep: #84CC16;
        --c-orange: #F97316;
        --c-dark: #0B1F17;
        --c-dark-card: #132B20;
        --c-bg: #F7F7F2;
        --c-white: #FFFFFF;
        --c-text: #1F2937;
        --c-text-sub: #6B7280;
        --c-border: #E5E7EB;
        --radius-card: 20px;
        --radius-lg: 24px;
        --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.06);
        --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.12);
        --grad-brand: linear-gradient(135deg, #0F5C3E 0%, #1A7A4A 45%, #F97316 130%);
        --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
        --font-num: "DIN Alternate", "Bebas Neue", "Roboto Condensed", "Arial Narrow", sans-serif;
    }

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

    html { scroll-behavior: smooth; }

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

    img { max-width: 100%; display: block; }
    a { color: inherit; text-decoration: none; transition: color .2s; }
    button { font-family: inherit; cursor: pointer; }

    .container {
        max-width: 1200px;
        margin: 0 auto;
        padding-left: 20px;
        padding-right: 20px;
    }

    /* ===== Header 分屏导航 ===== */
    .site-header {
        position: relative;
        height: 64px;
        background: var(--c-dark);
        z-index: 50;
        box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    }
    .site-header::after {
        content: '';
        position: absolute;
        top: 0; left: 50%; bottom: 0;
        width: 50%;
        background: #F8FAF7;
        z-index: -1;
        border-bottom: 1px solid rgba(0,0,0,0.04);
    }
    .header-inner {
        height: 64px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 24px;
    }
    .brand {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
        padding: 4px 0;
    }
    .brand-icon {
        width: 38px; height: 38px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: var(--grad-brand);
        color: #fff;
        font-weight: 800;
        font-size: 14px;
        border-radius: 12px;
        letter-spacing: .5px;
        box-shadow: 0 4px 12px rgba(15, 92, 62, 0.3);
    }
    .brand-text {
        font-size: 1.35rem;
        font-weight: 800;
        color: #fff;
        letter-spacing: .5px;
        line-height: 1.2;
    }
    .brand-text span { color: var(--c-accent); }

    .main-nav {
        display: flex;
        align-items: center;
        gap: 4px;
        margin: 0 auto;
    }
    .nav-link {
        position: relative;
        padding: 8px 18px;
        font-size: .95rem;
        font-weight: 500;
        color: #fff;
        border-radius: 8px;
        transition: color .2s;
        white-space: nowrap;
    }
    .nav-link::after {
        content: '';
        position: absolute;
        left: 14px; right: 14px; bottom: 0px;
        height: 2px;
        background: var(--c-accent);
        border-radius: 2px;
        opacity: 0;
        transform: scaleX(.35);
        transition: opacity .25s, transform .25s;
    }
    .nav-link:hover { color: var(--c-accent); }
    .nav-link:hover::after, .nav-link.active::after {
        opacity: 1;
        transform: scaleX(1);
    }
    .nav-link.active { color: var(--c-accent); font-weight: 600; }

    .nav-actions {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
    }
    .search-toggle {
        width: 40px; height: 40px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: rgba(15, 92, 62, 0.08);
        border: none;
        color: var(--c-primary);
        border-radius: 50%;
        transition: background .2s;
    }
    .search-toggle:hover { background: rgba(15, 92, 62, 0.16); }
    .search-toggle:focus-visible {
        outline: 3px solid var(--c-accent);
        outline-offset: 2px;
    }

    .btn-primary {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--c-orange);
        color: #fff;
        font-weight: 600;
        font-size: .9rem;
        padding: 10px 22px;
        border-radius: 999px;
        border: none;
        transition: all .25s;
        white-space: nowrap;
    }
    .btn-primary:hover {
        background: #EA580C;
        box-shadow: 0 6px 20px rgba(249, 115, 22, 0.3);
        transform: translateY(-1px);
    }
    .btn-primary:active { transform: scale(.96); }
    .btn-primary:focus-visible {
        outline: 3px solid rgba(249, 115, 22, .3);
        outline-offset: 2px;
    }

    .btn-secondary {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: transparent;
        color: var(--c-primary);
        font-weight: 600;
        font-size: .95rem;
        padding: 11px 26px;
        border-radius: 999px;
        border: 2px solid var(--c-primary);
        transition: all .25s;
    }
    .btn-secondary:hover {
        background: var(--c-primary);
        color: #fff;
    }
    .btn-secondary:active { transform: scale(.96); }

    .btn-ghost {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: transparent;
        color: #fff;
        font-weight: 600;
        font-size: .95rem;
        padding: 10px 24px;
        border-radius: 999px;
        border: 2px solid rgba(255, 255, 255, .6);
        transition: all .25s;
    }
    .btn-ghost:hover {
        background: #fff;
        color: var(--c-dark);
        border-color: #fff;
    }

    /* ===== Hero ===== */
    .category-hero {
        position: relative;
        background: linear-gradient(135deg, var(--c-dark) 0%, var(--c-primary) 55%, var(--c-primary-light) 100%);
        padding: 56px 0 64px;
        overflow: hidden;
        border-bottom: 4px solid var(--c-orange);
    }
    .category-hero::before {
        content: '';
        position: absolute;
        top: -40%; right: -10%;
        width: 520px; height: 520px;
        background: radial-gradient(circle, rgba(163, 230, 53, .12) 0%, transparent 70%);
        pointer-events: none;
    }
    .category-hero::after {
        content: '';
        position: absolute;
        bottom: -60%; left: -10%;
        width: 420px; height: 420px;
        background: radial-gradient(circle, rgba(249, 115, 22, .08) 0%, transparent 70%);
        pointer-events: none;
    }
    .category-hero .container {
        display: grid;
        grid-template-columns: 1.15fr .85fr;
        gap: 48px;
        align-items: center;
        position: relative;
        z-index: 1;
    }

    .hero-badge {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        background: rgba(163, 230, 53, .1);
        border: 1px solid rgba(163, 230, 53, .3);
        color: var(--c-accent);
        font-size: .8rem;
        font-weight: 600;
        padding: 6px 16px;
        border-radius: 999px;
        margin-bottom: 18px;
    }
    .hero-badge::before {
        content: '';
        width: 6px; height: 6px;
        background: var(--c-accent);
        border-radius: 50%;
        animation: pulse-dot 2s infinite;
    }
    @keyframes pulse-dot {
        0%, 100% { opacity: 1; transform: scale(1); }
        50% { opacity: .5; transform: scale(.7); }
    }

    .category-hero h1 {
        font-size: clamp(2rem, 4vw, 3rem);
        font-weight: 800;
        color: #fff;
        line-height: 1.18;
        margin-bottom: 14px;
    }
    .category-hero h1 .text-accent {
        background: linear-gradient(90deg, var(--c-accent), #D9F99D);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }

    .hero-desc {
        color: rgba(255, 255, 255, .85);
        font-size: 1rem;
        line-height: 1.8;
        max-width: 480px;
        margin-bottom: 22px;
    }

    .hero-meta {
        display: flex;
        align-items: center;
        gap: 18px;
        margin-top: 8px;
        flex-wrap: wrap;
    }
    .breadcrumb {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: .8rem;
        color: rgba(255, 255, 255, .7);
    }
    .breadcrumb a { color: rgba(255, 255, 255, .85); }
    .breadcrumb a:hover { color: var(--c-accent); }
    .breadcrumb .sep { opacity: .5; }
    .breadcrumb .current { color: var(--c-accent); }

    .hero-stats {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    .stat-card {
        background: rgba(255, 255, 255, .07);
        border: 1px solid rgba(255, 255, 255, .12);
        border-radius: var(--radius-card);
        padding: 22px 20px;
        transition: all .3s;
        backdrop-filter: blur(6px);
    }
    .stat-card:hover {
        background: rgba(255, 255, 255, .12);
        transform: translateY(-4px);
        border-color: rgba(163, 230, 53, .3);
    }
    .stat-num {
        font-family: var(--font-num);
        font-size: 1.8rem;
        font-weight: 800;
        color: var(--c-accent);
        line-height: 1.1;
        font-feature-settings: "tnum";
    }
    .stat-label {
        font-size: .82rem;
        color: rgba(255, 255, 255, .75);
        margin-top: 6px;
        display: flex;
        align-items: center;
        gap: 6px;
    }
    .stat-trend {
        display: inline-flex;
        align-items: center;
        background: rgba(163, 230, 53, .18);
        color: var(--c-accent);
        font-size: .7rem;
        font-weight: 600;
        padding: 2px 8px;
        border-radius: 999px;
    }

    /* ===== Section ===== */
    .section { padding: 72px 0; }
    .section-alt { background: var(--c-white); }
    .section-dark { background: var(--c-dark); color: #fff; }
    .section-head {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: 24px;
        margin-bottom: 40px;
        flex-wrap: wrap;
    }
    .section-eyebrow {
        font-size: .78rem;
        font-weight: 700;
        letter-spacing: 2px;
        text-transform: uppercase;
        color: var(--c-orange);
        margin-bottom: 6px;
        display: block;
    }
    .section-title {
        font-size: clamp(1.5rem, 2.6vw, 2rem);
        font-weight: 700;
        line-height: 1.3;
        color: var(--c-text);
        margin-bottom: 8px;
    }
    .section-dark .section-title { color: #fff; }
    .section-desc {
        color: var(--c-text-sub);
        font-size: .95rem;
        max-width: 520px;
        line-height: 1.7;
    }
    .section-dark .section-desc { color: rgba(255, 255, 255, .7); }
    .section-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        color: var(--c-primary);
        font-weight: 600;
        font-size: .9rem;
        white-space: nowrap;
    }
    .section-link svg { transition: transform .2s; }
    .section-link:hover { color: var(--c-orange); }
    .section-link:hover svg { transform: translateX(4px); }

    /* ===== Cat Tags ===== */
    .cat-tags {
        display: flex;
        flex-wrap: wrap;
        gap: 10px;
        padding: 20px 0;
        background: var(--c-bg);
        border-bottom: 1px solid var(--c-border);
    }
    .cat-tag {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        background: var(--c-white);
        border: 1px solid var(--c-border);
        color: var(--c-text);
        font-size: .88rem;
        font-weight: 500;
        padding: 8px 18px;
        border-radius: 999px;
        transition: all .25s;
    }
    .cat-tag:hover {
        background: var(--c-accent);
        border-color: var(--c-accent);
        color: var(--c-dark);
        transform: translateY(-2px);
        box-shadow: 0 4px 14px rgba(163, 230, 53, .3);
    }
    .cat-tag.active {
        background: var(--c-primary);
        border-color: var(--c-primary);
        color: #fff;
    }
    .cat-tag .count {
        font-family: var(--font-num);
        font-size: .75rem;
        background: rgba(0, 0, 0, .06);
        padding: 1px 8px;
        border-radius: 999px;
        font-weight: 700;
    }
    .cat-tag.active .count { background: rgba(255, 255, 255, .2); color: #fff; }

    /* ===== Feature Grid ===== */
    .feature-grid {
        display: grid;
        grid-template-columns: 2fr 1fr;
        gap: 24px;
    }
    .feature-card {
        border-radius: var(--radius-lg);
        overflow: hidden;
        background: var(--c-white);
        border: 1px solid var(--c-border);
        box-shadow: var(--shadow-card);
        transition: all .35s;
        position: relative;
    }
    .feature-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-5px);
    }
    .feature-card-large { display: flex; flex-direction: column; }
    .feature-card-img {
        position: relative;
        aspect-ratio: 16 / 8;
        overflow: hidden;
    }
    .feature-card-img img {
        width: 100%; height: 100%;
        object-fit: cover;
        transition: transform .5s;
    }
    .feature-card:hover .feature-card-img img { transform: scale(1.04); }
    .feature-card-img::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, transparent 40%, rgba(11, 31, 23, .7) 100%);
    }
    .feature-card-badge {
        position: absolute;
        top: 16px; left: 16px;
        z-index: 2;
        background: var(--c-orange);
        color: #fff;
        font-size: .75rem;
        font-weight: 600;
        padding: 5px 14px;
        border-radius: 999px;
        box-shadow: 0 4px 12px rgba(249, 115, 22, .35);
    }
    .feature-card-body {
        padding: 24px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }
    .feature-card-title {
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--c-text);
        line-height: 1.4;
        margin-bottom: 8px;
        transition: color .2s;
    }
    .feature-card:hover .feature-card-title { color: var(--c-primary); }
    .feature-card-desc {
        color: var(--c-text-sub);
        font-size: .9rem;
        line-height: 1.7;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin-bottom: 14px;
    }
    .feature-card-meta {
        margin-top: auto;
        display: flex;
        align-items: center;
        gap: 12px;
        font-size: .8rem;
        color: var(--c-text-sub);
    }
    .feature-card-meta .meta-tag {
        background: rgba(163, 230, 53, .15);
        color: var(--c-primary);
        font-size: .72rem;
        font-weight: 600;
        padding: 2px 10px;
        border-radius: 999px;
    }

    .feature-flex {
        display: flex;
        flex-direction: column;
        gap: 24px;
    }
    .feature-card-small {
        display: flex;
        gap: 16px;
        padding: 16px;
        border-radius: var(--radius-card);
        background: var(--c-white);
        border: 1px solid var(--c-border);
        transition: all .3s;
        flex: 1;
    }
    .feature-card-small:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-3px);
        border-color: var(--c-primary);
    }
    .feature-card-small .thumb {
        width: 110px;
        flex-shrink: 0;
        border-radius: 12px;
        overflow: hidden;
        aspect-ratio: 4 / 3;
    }
    .feature-card-small .thumb img {
        width: 100%; height: 100%;
        object-fit: cover;
        transition: transform .4s;
    }
    .feature-card-small:hover .thumb img { transform: scale(1.06); }
    .feature-card-small .info {
        display: flex;
        flex-direction: column;
        justify-content: center;
        flex: 1;
    }
    .feature-card-small .info h3 {
        font-size: 1rem;
        font-weight: 600;
        color: var(--c-text);
        line-height: 1.45;
        margin-bottom: 6px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        transition: color .2s;
    }
    .feature-card-small .info h3:hover { color: var(--c-primary); }
    .feature-card-small .info .meta {
        font-size: .78rem;
        color: var(--c-text-sub);
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .feature-card-small .info .mini-tag {
        background: rgba(15, 92, 62, .08);
        color: var(--c-primary);
        font-size: .7rem;
        font-weight: 600;
        padding: 2px 8px;
        border-radius: 999px;
    }

    /* ===== News List ===== */
    .news-list {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    .news-item {
        display: flex;
        gap: 18px;
        padding: 18px;
        background: var(--c-white);
        border-radius: var(--radius-card);
        border: 1px solid var(--c-border);
        transition: all .3s;
        align-items: flex-start;
    }
    .news-item:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-3px);
        border-color: var(--c-primary);
    }
    .news-item .thumb {
        width: 150px;
        flex-shrink: 0;
        border-radius: 14px;
        overflow: hidden;
        aspect-ratio: 16 / 10;
        background: var(--c-bg);
    }
    .news-item .thumb img {
        width: 100%; height: 100%;
        object-fit: cover;
        transition: transform .4s;
    }
    .news-item:hover .thumb img { transform: scale(1.05); }
    .news-item .content {
        flex: 1;
        display: flex;
        flex-direction: column;
        min-height: 140px;
    }
    .news-item .tag {
        align-self: flex-start;
        display: inline-flex;
        background: rgba(163, 230, 53, .18);
        color: var(--c-primary);
        font-size: .72rem;
        font-weight: 600;
        padding: 3px 12px;
        border-radius: 999px;
        margin-bottom: 8px;
    }
    .news-item h3 {
        font-size: 1rem;
        font-weight: 600;
        line-height: 1.5;
        color: var(--c-text);
        margin-bottom: 6px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        transition: color .2s;
    }
    .news-item h3:hover { color: var(--c-primary); }
    .news-item .excerpt {
        font-size: .85rem;
        color: var(--c-text-sub);
        line-height: 1.6;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin-bottom: 8px;
    }
    .news-item .meta {
        margin-top: auto;
        font-size: .78rem;
        color: var(--c-text-sub);
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .news-item .meta .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--c-text-sub); opacity: .4; }

    /* ===== Rank ===== */
    .rank-list {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20px;
    }
    .rank-card {
        background: var(--c-dark-card);
        border: 1px solid var(--c-primary-light);
        border-radius: var(--radius-card);
        padding: 24px;
        position: relative;
        transition: all .3s;
    }
    .rank-card:hover {
        box-shadow: 0 12px 32px rgba(0, 0, 0, .3);
        transform: translateY(-4px);
        border-color: var(--c-accent);
    }
    .rank-num {
        font-family: var(--font-num);
        font-size: 2.4rem;
        font-weight: 800;
        color: rgba(163, 230, 53, .25);
        line-height: 1;
        margin-bottom: 14px;
    }
    .rank-card:nth-child(1) .rank-num { color: var(--c-orange); }
    .rank-card:nth-child(2) .rank-num { color: var(--c-accent); }
    .rank-card:nth-child(3) .rank-num { color: #EAB308; }
    .rank-card h3 {
        font-size: .98rem;
        font-weight: 600;
        color: #fff;
        line-height: 1.5;
        margin-bottom: 8px;
        transition: color .2s;
    }
    .rank-card h3:hover { color: var(--c-accent); }
    .rank-card .meta {
        font-size: .8rem;
        color: rgba(255, 255, 255, .5);
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .rank-card .hot-icon {
        position: absolute;
        top: 18px; right: 18px;
        background: rgba(249, 115, 22, .15);
        color: var(--c-orange);
        font-size: .7rem;
        font-weight: 600;
        padding: 3px 10px;
        border-radius: 999px;
    }

    /* ===== Stats Band ===== */
    .stats-band {
        background: linear-gradient(135deg, var(--c-dark) 0%, var(--c-primary) 100%);
        border-radius: var(--radius-lg);
        padding: 48px 40px;
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 24px;
        position: relative;
        overflow: hidden;
        box-shadow: 0 16px 40px rgba(11, 31, 23, .25);
    }
    .stats-band::before {
        content: '';
        position: absolute;
        top: -80px; right: -40px;
        width: 220px; height: 220px;
        border-radius: 50%;
        border: 1px solid rgba(255, 255, 255, .08);
    }
    .stats-band::after {
        content: '';
        position: absolute;
        bottom: -60px; right: 60px;
        width: 140px; height: 140px;
        border-radius: 50%;
        border: 1px solid rgba(255, 255, 255, .06);
    }
    .stats-band .item {
        text-align: center;
        padding: 10px 8px;
        position: relative;
        z-index: 1;
    }
    .stats-band .num {
        font-family: var(--font-num);
        font-size: 2.6rem;
        font-weight: 800;
        color: var(--c-accent);
        line-height: 1.1;
        font-feature-settings: "tnum";
        text-shadow: 0 2px 12px rgba(163, 230, 53, .3);
    }
    .stats-band .label {
        font-size: .84rem;
        color: rgba(255, 255, 255, .78);
        margin-top: 8px;
        font-weight: 500;
    }
    .stats-band .divider {
        width: 1px;
        background: rgba(255, 255, 255, .1);
        align-self: center;
        height: 60%;
    }

    /* ===== FAQ ===== */
    .faq-wrap {
        max-width: 820px;
        margin: 0 auto;
    }
    .faq-item {
        background: var(--c-white);
        border: 1px solid var(--c-border);
        border-radius: 16px;
        margin-bottom: 12px;
        overflow: hidden;
        transition: border-color .2s, box-shadow .2s;
    }
    .faq-item:hover {
        border-color: var(--c-primary);
        box-shadow: 0 4px 16px rgba(0, 0, 0, .04);
    }
    .faq-item summary {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 20px 24px;
        font-weight: 600;
        font-size: 1rem;
        color: var(--c-text);
        cursor: pointer;
        list-style: none;
        user-select: none;
        transition: color .2s;
    }
    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-item summary::after {
        content: '';
        width: 10px; height: 10px;
        border-right: 2px solid var(--c-primary);
        border-bottom: 2px solid var(--c-primary);
        transform: rotate(45deg);
        transition: transform .25s;
        flex-shrink: 0;
        margin-left: 12px;
    }
    .faq-item[open] summary::after { transform: rotate(225deg); }
    .faq-item[open] summary {
        color: var(--c-primary);
        border-left: 4px solid var(--c-orange);
        padding-left: 20px;
    }
    .faq-item .faq-answer {
        padding: 0 24px 22px;
        color: var(--c-text-sub);
        font-size: .92rem;
        line-height: 1.75;
        border-top: 1px solid rgba(0, 0, 0, .04);
        padding-top: 14px;
        margin-top: 0;
    }

    /* ===== CTA ===== */
    .cta-section { padding: 40px 0 80px; }
    .cta-card {
        background: var(--grad-brand);
        border-radius: 28px;
        padding: 56px 48px;
        text-align: center;
        position: relative;
        overflow: hidden;
        box-shadow: 0 20px 50px rgba(15, 92, 62, .25);
    }
    .cta-card::before {
        content: '';
        position: absolute;
        top: -60px; left: -60px;
        width: 220px; height: 220px;
        border-radius: 50%;
        background: rgba(255, 255, 255, .05);
    }
    .cta-card::after {
        content: '';
        position: absolute;
        bottom: -80px; right: -40px;
        width: 180px; height: 180px;
        border-radius: 50%;
        border: 2px solid rgba(255, 255, 255, .06);
    }
    .cta-card h2 {
        font-size: clamp(1.75rem, 3vw, 2.4rem);
        font-weight: 800;
        color: #fff;
        margin-bottom: 10px;
        position: relative;
        z-index: 1;
    }
    .cta-card p {
        color: rgba(255, 255, 255, .85);
        font-size: 1rem;
        max-width: 520px;
        margin: 0 auto 28px;
        position: relative;
        z-index: 1;
        line-height: 1.7;
    }
    .cta-card .btn-white {
        background: #fff;
        color: var(--c-primary);
        font-weight: 700;
        padding: 14px 36px;
        border-radius: 999px;
        border: none;
        display: inline-flex;
        align-items: center;
        gap: 8px;
        position: relative;
        z-index: 1;
        transition: all .25s;
        font-size: 1rem;
    }
    .cta-card .btn-white:hover {
        transform: translateY(-2px);
        box-shadow: 0 8px 24px rgba(0, 0, 0, .2);
        background: var(--c-accent);
        color: var(--c-dark);
    }
    .cta-card .btn-white:active { transform: scale(.95); }
    .cta-badge {
        display: inline-block;
        background: rgba(255, 255, 255, .15);
        color: #fff;
        font-size: .78rem;
        font-weight: 600;
        padding: 5px 16px;
        border-radius: 999px;
        margin-bottom: 16px;
        position: relative;
        z-index: 1;
        letter-spacing: .5px;
    }

    /* ===== Footer ===== */
    .site-footer {
        background: var(--c-dark);
        color: rgba(255, 255, 255, .75);
        padding: 60px 0 0;
        position: relative;
    }
    .site-footer::before {
        content: '';
        position: absolute;
        top: 0; left: 0; right: 0;
        height: 4px;
        background: var(--grad-brand);
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
        gap: 40px;
        padding-bottom: 48px;
    }
    .footer-brand {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 14px;
    }
    .footer-brand .brand-icon {
        width: 34px; height: 34px;
        font-size: 13px;
        border-radius: 10px;
    }
    .footer-brand .brand-name {
        font-size: 1.15rem;
        font-weight: 700;
        color: #fff;
        letter-spacing: .3px;
    }
    .footer-desc {
        font-size: .88rem;
        line-height: 1.7;
        color: rgba(255, 255, 255, .6);
        margin-bottom: 20px;
        max-width: 320px;
    }
    .footer-social {
        display: flex;
        gap: 10px;
    }
    .footer-social-btn {
        width: 40px; height: 40px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: rgba(255, 255, 255, .08);
        border: none;
        border-radius: 50%;
        color: rgba(255, 255, 255, .8);
        transition: all .25s;
    }
    .footer-social-btn:hover {
        background: var(--c-accent);
        color: var(--c-dark);
        transform: translateY(-2px);
    }
    .footer-title {
        font-size: .95rem;
        font-weight: 600;
        color: #fff;
        margin-bottom: 18px;
        position: relative;
        padding-bottom: 8px;
    }
    .footer-title::after {
        content: '';
        position: absolute;
        left: 0; bottom: 0;
        width: 28px; height: 2px;
        background: var(--c-orange);
        border-radius: 2px;
    }
    .footer-link {
        display: block;
        font-size: .88rem;
        color: rgba(255, 255, 255, .65);
        padding: 5px 0;
        transition: color .2s, padding-left .2s;
    }
    .footer-link:hover {
        color: var(--c-accent);
        padding-left: 4px;
    }
    .footer-cats {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
    }
    .footer-cat-tag {
        display: inline-flex;
        background: rgba(255, 255, 255, .08);
        color: rgba(255, 255, 255, .7);
        font-size: .8rem;
        padding: 5px 14px;
        border-radius: 999px;
        transition: all .2s;
        border: 1px solid transparent;
    }
    .footer-cat-tag:hover {
        background: var(--c-accent);
        color: var(--c-dark);
        border-color: var(--c-accent);
    }
    .footer-contact {
        font-size: .88rem;
        color: rgba(255, 255, 255, .6);
        line-height: 2;
    }
    .footer-contact .item {
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .footer-contact svg {
        flex-shrink: 0;
        opacity: .7;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, .08);
        padding: 20px 0;
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: .8rem;
        color: rgba(255, 255, 255, .45);
        flex-wrap: wrap;
        gap: 10px;
    }
    .back-top {
        width: 40px; height: 40px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: transparent;
        border: 1px solid var(--c-orange);
        color: var(--c-orange);
        border-radius: 50%;
        transition: all .25s;
    }
    .back-top:hover {
        background: var(--c-orange);
        color: #fff;
        transform: translateY(-3px);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
        .feature-grid { grid-template-columns: 1fr; }
        .news-list { grid-template-columns: 1fr; }
        .rank-list { grid-template-columns: repeat(2, 1fr); }
        .stats-band { grid-template-columns: repeat(2, 1fr); gap: 16px; }
        .footer-grid { grid-template-columns: 1fr 1fr; }
        .category-hero .container { grid-template-columns: 1fr; gap: 36px; }
        .hero-stats { grid-template-columns: repeat(2, 1fr); }
        .stats-band .divider { display: none; }
    }

    @media (max-width: 768px) {
        .site-header { height: 56px; }
        .site-header::after { display: none; }
        .header-inner { height: 56px; }
        .brand-text { font-size: 1.1rem; }
        .main-nav { margin: 0; }
        .nav-link { display: none; }
        .nav-actions .btn-primary { display: none; }
        .search-toggle { background: rgba(255, 255, 255, .12); color: #fff; }
        .category-hero { padding: 40px 0 48px; }
        .category-hero h1 { font-size: 1.9rem; }
        .hero-stats { gap: 12px; }
        .stat-card { padding: 16px; }
        .section { padding: 48px 0; }
        .section-head { flex-direction: column; align-items: flex-start; gap: 12px; }
        .feature-card-body { padding: 18px; }
        .news-item { flex-direction: column; }
        .news-item .thumb { width: 100%; aspect-ratio: 16 / 9; }
        .rank-list { grid-template-columns: 1fr; }
        .stats-band { grid-template-columns: 1fr 1fr; padding: 28px 20px; }
        .cta-card { padding: 40px 20px; }
        .cta-card .btn-white { width: 100%; justify-content: center; }
        .footer-grid { grid-template-columns: 1fr; gap: 32px; }
        .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
        .section-title { font-size: 1.5rem; }
        .stats-band .num { font-size: 2rem; }
    }

    @media (max-width: 520px) {
        .container { padding-left: 16px; padding-right: 16px; }
        .category-hero h1 { font-size: 1.65rem; }
        .hero-stats { grid-template-columns: 1fr 1fr; gap: 10px; }
        .stat-num { font-size: 1.4rem; }
        .stat-label { font-size: .74rem; }
        .feature-card-small { flex-direction: column; }
        .feature-card-small .thumb { width: 100%; aspect-ratio: 16 / 9; }
        .news-item .thumb { width: 100%; }
        .stats-band { grid-template-columns: 1fr; }
        .feature-card-title { font-size: 1.1rem; }
        .cat-tag { padding: 6px 12px; font-size: .8rem; }
        .brand-icon { width: 34px; height: 34px; font-size: 12px; }
        .btn-primary { padding: 8px 16px; font-size: .82rem; }
    }

    /* ===== Focus visible ===== */
    a:focus-visible, button:focus-visible, summary:focus-visible {
        outline: 3px solid var(--c-accent);
        outline-offset: 2px;
        border-radius: 4px;
    }

/* roulang page: article */
:root {
            --c-primary: #0F5C3E;
            --c-primary-light: #1A7A4A;
            --c-accent: #F97316;
            --c-dark: #0B1F17;
            --c-dark-card: #132B20;
            --c-bg: #F7F7F2;
            --c-lime: #A3E635;
            --c-border: #E5E7EB;
            --c-text: #1F2937;
            --c-text-muted: #6B7280;
            --radius-card: 20px;
            --shadow-card: 0 10px 30px rgba(11, 31, 23, .08);
            --grad-brand: linear-gradient(135deg, #0F5C3E 0%, #1A7A4A 45%, #F97316 130%);
            --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
            --font-num: "DIN Alternate", "Bebas Neue", "Roboto Condensed", "Arial Narrow", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--c-bg);
            color: var(--c-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

        body.nav-open {
            overflow: hidden;
        }

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

        a {
            color: var(--c-primary);
            text-decoration: none;
            transition: color .25s;
        }

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

        ul, ol {
            list-style: none;
        }

        a:focus-visible,
        button:focus-visible,
        summary:focus-visible {
            outline: 3px solid rgba(163, 230, 53, .55);
            outline-offset: 2px;
            border-radius: 6px;
        }

        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }

        @media (min-width: 640px) {
            .container { padding: 0 24px; }
        }

        @media (min-width: 1024px) {
            .container { padding: 0 32px; }
        }

        /* ---------- Header / Nav ---------- */
        .site-header {
            background: rgba(11, 31, 23, .96);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            position: sticky;
            top: 0;
            z-index: 50;
            border-bottom: 1px solid rgba(163, 230, 53, .12);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
            gap: 16px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--grad-brand);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 13px;
            letter-spacing: .5px;
            color: #fff;
            box-shadow: 0 4px 14px rgba(249, 115, 22, .3);
        }

        .brand-name {
            font-size: 18px;
            font-weight: 700;
            letter-spacing: .5px;
            white-space: nowrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-left: auto;
        }

        .nav-link {
            position: relative;
            padding: 8px 16px;
            color: rgba(255, 255, 255, .85);
            font-size: 15px;
            font-weight: 500;
            border-radius: 8px;
            transition: color .25s, background .25s;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: var(--c-lime);
            background: rgba(163, 230, 53, .07);
        }

        .nav-link.active {
            color: var(--c-lime);
            font-weight: 700;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: -2px;
            height: 2px;
            background: var(--c-lime);
            border-radius: 2px;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }

        .header-cta {
            display: inline-flex;
        }

        .nav-toggle {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            align-items: center;
            justify-content: center;
            color: #fff;
            border: 1px solid rgba(255, 255, 255, .2);
            transition: background .25s, border-color .25s;
        }

        .nav-toggle:hover {
            background: rgba(255, 255, 255, .08);
            border-color: var(--c-lime);
        }

        .nav-toggle svg {
            transition: transform .3s;
        }

        .nav-toggle.active svg {
            transform: rotate(90deg);
        }

        .nav-cta-mobile {
            display: none;
            margin-top: 24px;
        }

        @media (max-width: 767px) {
            .main-nav {
                position: fixed;
                top: 0;
                right: -100%;
                width: 78%;
                max-width: 320px;
                height: 100vh;
                background: var(--c-dark);
                flex-direction: column;
                align-items: flex-start;
                justify-content: flex-start;
                padding: 80px 28px 32px;
                transition: right .35s ease;
                z-index: 100;
                gap: 4px;
                box-shadow: -20px 0 40px rgba(0, 0, 0, .3);
            }

            .main-nav.open {
                right: 0;
            }

            .main-nav .nav-link {
                font-size: 18px;
                padding: 12px 8px;
                width: 100%;
                color: rgba(255, 255, 255, .88);
                border-bottom: 1px solid rgba(255, 255, 255, .06);
            }

            .main-nav .nav-link.active::after {
                left: 8px;
                right: auto;
                width: 24px;
                bottom: 4px;
            }

            .nav-toggle {
                display: flex;
            }

            .header-cta {
                display: none;
            }

            .nav-cta-mobile {
                display: block;
            }
        }

        /* ---------- Buttons ---------- */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-weight: 600;
            border-radius: 999px;
            padding: 10px 22px;
            font-size: 15px;
            line-height: 1.4;
            transition: all .3s ease;
            border: 2px solid transparent;
            text-align: center;
        }

        .btn-primary {
            background: linear-gradient(135deg, #F97316, #EA580C);
            color: #fff;
            box-shadow: 0 4px 16px rgba(249, 115, 22, .25);
        }

        .btn-primary:hover {
            filter: brightness(1.1);
            box-shadow: 0 8px 22px rgba(249, 115, 22, .35);
            transform: translateY(-2px);
            color: #fff;
        }

        .btn-primary:active {
            transform: scale(.96);
        }

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

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

        .btn-outline:active {
            transform: scale(.96);
        }

        .btn-ghost {
            background: transparent;
            border-color: rgba(255, 255, 255, .7);
            color: #fff;
        }

        .btn-ghost:hover {
            background: #fff;
            color: var(--c-dark);
            transform: translateY(-2px);
        }

        .btn-ghost:active {
            transform: scale(.96);
        }

        .btn-sm {
            padding: 8px 18px;
            font-size: 14px;
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
        }

        .btn-block {
            width: 100%;
        }

        /* ---------- Article Banner / Breadcrumb ---------- */
        .article-banner {
            background: var(--c-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center 40%;
            position: relative;
            padding: 44px 0 36px;
        }

        .article-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(11, 31, 23, .94) 0%, rgba(15, 92, 62, .72) 60%, rgba(163, 230, 53, .18) 100%);
        }

        .article-banner .container {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, .85);
            transition: color .25s;
        }

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

        .breadcrumb .sep {
            color: rgba(255, 255, 255, .4);
        }

        .breadcrumb .crumb-cat {
            color: var(--c-lime);
            font-weight: 500;
        }

        .breadcrumb .current {
            max-width: 220px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            color: rgba(255, 255, 255, .9);
        }

        @media (max-width: 640px) {
            .article-banner {
                padding: 32px 0 24px;
            }

            .breadcrumb {
                font-size: 13px;
                gap: 6px;
            }

            .breadcrumb .current {
                max-width: 140px;
            }
        }

        /* ---------- Article Layout ---------- */
        .article-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr);
            gap: 40px;
            padding: 48px 0 56px;
        }

        @media (min-width: 1024px) {
            .article-layout {
                grid-template-columns: minmax(0, 1fr) 320px;
                gap: 44px;
            }
        }

        .article-main-wrap {
            min-width: 0;
        }

        .article-title {
            font-size: clamp(1.75rem, 3.5vw, 2.5rem);
            font-weight: 800;
            line-height: 1.25;
            color: var(--c-dark);
            margin-bottom: 16px;
            letter-spacing: .5px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 14px;
            color: var(--c-text-muted);
            margin-bottom: 28px;
            padding-bottom: 20px;
            border-bottom: 1px solid #e8e8e3;
        }

        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .meta-divider {
            color: #d0d0c8;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            background: rgba(163, 230, 53, .16);
            color: var(--c-primary);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
        }

        .article-cover {
            border-radius: var(--radius-card);
            overflow: hidden;
            margin-bottom: 32px;
            box-shadow: var(--shadow-card);
            aspect-ratio: 16/8;
        }

        .article-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s ease;
        }

        .article-cover:hover img {
            transform: scale(1.03);
        }

        /* ---------- Article Content ---------- */
        .article-content {
            font-size: 1.0625rem;
            line-height: 1.85;
            color: #2b2f2a;
        }

        .article-content p {
            margin-bottom: 1.5em;
        }

        .article-content h2 {
            font-size: 1.4rem;
            font-weight: 700;
            margin: 2em 0 1em;
            padding-left: 14px;
            border-left: 4px solid var(--c-primary);
            color: var(--c-dark);
        }

        .article-content h3 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 1.8em 0 .8em;
            color: var(--c-primary);
        }

        .article-content ul {
            margin: 1.5em 0;
            padding-left: 1.5em;
        }

        .article-content ul li {
            position: relative;
            margin-bottom: .8em;
            padding-left: 4px;
        }

        .article-content ul li::before {
            content: '';
            position: absolute;
            left: -1.2em;
            top: .55em;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--c-accent);
        }

        .article-content ol {
            margin: 1.5em 0;
            padding-left: 1.6em;
        }

        .article-content ol li {
            list-style: decimal;
            margin-bottom: .8em;
        }

        .article-content img {
            border-radius: 16px;
            margin: 2em 0;
            box-shadow: var(--shadow-card);
        }

        .article-content blockquote {
            background: rgba(15, 92, 62, .06);
            border-left: 4px solid var(--c-primary);
            border-radius: 0 12px 12px 0;
            padding: 1.25em 1.5em;
            margin: 1.5em 0;
            color: #4a4f4a;
            font-style: normal;
        }

        .article-content a {
            color: var(--c-primary);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-content a:hover {
            color: var(--c-accent);
        }

        /* ---------- Empty State ---------- */
        .article-empty {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid #efefe9;
            box-shadow: var(--shadow-card);
            padding: 60px 32px;
            text-align: center;
        }

        .empty-icon {
            width: 72px;
            height: 72px;
            margin: 0 auto 18px;
            border-radius: 50%;
            background: rgba(163, 230, 53, .15);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--c-primary);
        }

        .empty-title {
            font-size: 1.4rem;
            font-weight: 700;
            color: var(--c-dark);
            margin-bottom: 8px;
        }

        .empty-desc {
            font-size: 15px;
            color: var(--c-text-muted);
            margin-bottom: 24px;
        }

        .empty-actions {
            display: flex;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* ---------- Back Bar ---------- */
        .back-bar {
            margin-top: 36px;
            text-align: center;
        }

        /* ---------- Related Section ---------- */
        .related-wrap {
            background: #fff;
            border-top: 1px solid #eeeee8;
            padding: 56px 0 64px;
        }

        .related-head {
            margin-bottom: 32px;
        }

        .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--c-accent);
            margin-bottom: 6px;
        }

        .related-head h2 {
            font-size: clamp(1.4rem, 2.5vw, 1.9rem);
            font-weight: 700;
            color: var(--c-dark);
        }

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

        @media (min-width: 640px) {
            .related-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        .related-card {
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid #efefe9;
            box-shadow: 0 4px 16px rgba(11, 31, 23, .04);
            transition: transform .3s, box-shadow .3s;
            display: block;
        }

        .related-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 16px 36px rgba(11, 31, 23, .1);
        }

        .related-thumb {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
            background: #e8eee9;
        }

        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .related-card:hover .related-thumb img {
            transform: scale(1.06);
        }

        .related-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(11, 31, 23, .78);
            backdrop-filter: blur(6px);
            color: var(--c-lime);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
        }

        .related-body {
            padding: 18px 20px 20px;
        }

        .related-body h3 {
            font-size: 1rem;
            font-weight: 700;
            line-height: 1.5;
            color: var(--c-dark);
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color .25s;
        }

        .related-card:hover .related-body h3 {
            color: var(--c-primary);
        }

        .related-meta {
            font-size: 13px;
            color: #9aa09b;
            display: flex;
            gap: 6px;
        }

        /* ---------- Sidebar ---------- */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            min-width: 0;
        }

        @media (min-width: 1024px) {
            .article-sidebar {
                position: sticky;
                top: 84px;
                align-self: start;
            }
        }

        .sidebar-card {
            background: #fff;
            border-radius: var(--radius-card);
            border: 1px solid #efefe9;
            box-shadow: var(--shadow-card);
            padding: 24px;
        }

        .sidebar-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--c-dark);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-title::before {
            content: '';
            width: 4px;
            height: 16px;
            border-radius: 2px;
            background: var(--grad-brand);
        }

        .hot-list {
            margin: 0;
            padding: 0;
        }

        .hot-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 0;
            border-bottom: 1px solid #f2f2ee;
        }

        .hot-list li:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }

        .hot-num {
            font-family: var(--font-num);
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--c-accent);
            width: 30px;
            flex-shrink: 0;
            line-height: 1.4;
            font-feature-settings: "tnum";
        }

        .hot-list a {
            display: block;
            font-size: .875rem;
            color: var(--c-text);
            line-height: 1.5;
            font-weight: 500;
        }

        .hot-list a:hover {
            color: var(--c-primary);
        }

        .hot-list .hot-tag {
            display: inline-block;
            font-size: 11px;
            font-weight: 600;
            color: var(--c-primary);
            background: rgba(15, 92, 62, .07);
            border-radius: 999px;
            padding: 2px 10px;
            margin-top: 4px;
        }

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

        .tag-item {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: #f5f7f4;
            border: 1px solid #e6ebe7;
            color: var(--c-primary);
            font-size: 13px;
            font-weight: 500;
            padding: 6px 14px;
            border-radius: 999px;
            transition: all .25s;
        }

        .tag-item:hover {
            background: var(--c-lime);
            border-color: var(--c-lime);
            color: var(--c-dark);
            transform: translateY(-2px);
        }

        .guide-list li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 14px;
            color: #4b504b;
            padding: 6px 0;
            line-height: 1.5;
        }

        .guide-list li svg {
            flex-shrink: 0;
            color: var(--c-primary);
            margin-top: 3px;
        }

        /* ---------- FAQ ---------- */
        .faq-section {
            background: var(--c-bg);
            padding: 64px 0;
        }

        .faq-head {
            margin-bottom: 32px;
        }

        .faq-head h2 {
            font-size: clamp(1.5rem, 3vw, 2.1rem);
            font-weight: 700;
            color: var(--c-dark);
        }

        .faq-list {
            max-width: 860px;
        }

        .faq-item {
            background: #fff;
            border: 1px solid #ecece6;
            border-radius: 16px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .3s, box-shadow .3s;
        }

        .faq-item:hover {
            border-color: rgba(15, 92, 62, .28);
        }

        .faq-item[open] {
            border-color: rgba(15, 92, 62, .4);
            box-shadow: 0 8px 24px rgba(11, 31, 23, .06);
        }

        .faq-item summary {
            padding: 18px 24px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: color .25s;
            color: var(--c-dark);
        }

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

        .faq-item summary::after {
            content: '+';
            font-size: 22px;
            font-weight: 300;
            color: var(--c-accent);
            flex-shrink: 0;
            line-height: 1;
            transition: transform .3s;
        }

        .faq-item[open] summary::after {
            content: '−';
        }

        .faq-item[open] summary {
            color: var(--c-primary);
        }

        .faq-item p {
            padding: 0 24px 20px;
            color: var(--c-text-muted);
            font-size: .9375rem;
            line-height: 1.75;
        }

        /* ---------- CTA ---------- */
        .cta-section {
            background: var(--c-dark);
            padding: 56px 0 64px;
        }

        .cta-card {
            background: var(--grad-brand);
            border-radius: 28px;
            padding: 56px 32px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 24px 60px rgba(11, 31, 23, .35);
        }

        .cta-card::before {
            content: '';
            position: absolute;
            top: -70px;
            right: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .07);
        }

        .cta-card::after {
            content: '';
            position: absolute;
            bottom: -100px;
            left: -30px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(11, 31, 23, .12);
        }

        .cta-card > * {
            position: relative;
            z-index: 1;
        }

        .cta-chip {
            display: inline-flex;
            align-items: center;
            background: rgba(255, 255, 255, .18);
            border: 1px solid rgba(255, 255, 255, .25);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 6px 18px;
            border-radius: 999px;
            margin-bottom: 18px;
            backdrop-filter: blur(4px);
        }

        .cta-card h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
            margin-bottom: 12px;
        }

        .cta-card .cta-sub {
            font-size: 16px;
            color: rgba(255, 255, 255, .9);
            margin-bottom: 28px;
            max-width: 560px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 18px;
        }

        .cta-note {
            font-size: 13px;
            color: rgba(255, 255, 255, .75);
        }

        /* ---------- Footer ---------- */
        .site-footer {
            position: relative;
            background: var(--c-dark);
            color: rgba(255, 255, 255, .68);
            padding: 56px 0 28px;
        }

        .site-footer::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--grad-brand);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 36px;
            padding-bottom: 36px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
                gap: 40px;
            }
        }

        .footer-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 14px;
        }

        .footer-brand .brand-icon {
            width: 38px;
            height: 38px;
            font-size: 12px;
        }

        .footer-brand .brand-name {
            font-size: 17px;
            color: #fff;
        }

        .footer-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .6);
            margin-bottom: 18px;
            max-width: 300px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social-btn {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, .16);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, .75);
            transition: all .25s;
        }

        .footer-social-btn:hover {
            background: var(--c-primary);
            border-color: var(--c-primary);
            color: #fff;
            transform: translateY(-3px);
        }

        .footer-title {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: .5px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-link {
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
            transition: color .25s;
        }

        .footer-link:hover {
            color: var(--c-lime);
        }

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

        .footer-cat-tag {
            font-size: 13px;
            padding: 5px 14px;
            border-radius: 999px;
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .08);
            color: rgba(255, 255, 255, .7);
            transition: all .25s;
        }

        .footer-cat-tag:hover {
            background: rgba(163, 230, 53, .15);
            border-color: rgba(163, 230, 53, .35);
            color: var(--c-lime);
        }

        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-contact li,
        .footer-contact p {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, .6);
        }

        .footer-contact a {
            color: rgba(255, 255, 255, .6);
        }

        .footer-contact a:hover {
            color: var(--c-lime);
        }

        .contact-label {
            color: rgba(255, 255, 255, .4);
            font-size: 13px;
            min-width: 56px;
        }

        .footer-bottom {
            padding-top: 24px;
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, .4);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, .5);
        }

        .footer-bottom a:hover {
            color: var(--c-lime);
        }

        /* ---------- Responsive fine-tune ---------- */
        @media (max-width: 520px) {
            .header-inner {
                height: 56px;
            }

            .brand-icon {
                width: 34px;
                height: 34px;
                font-size: 11px;
                border-radius: 10px;
            }

            .brand-name {
                font-size: 15px;
            }

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

            .article-meta {
                gap: 8px;
                font-size: 13px;
            }

            .article-content {
                font-size: 1rem;
            }

            .cta-card {
                padding: 40px 20px 36px;
                border-radius: 22px;
            }

            .cta-actions .btn {
                width: 100%;
            }

            .footer-grid {
                gap: 28px;
            }

            .related-body {
                padding: 14px 16px;
            }
        }