/* roulang page: index */
:root {
            --color-primary: #4A3728;
            --color-primary-dark: #3A2A1C;
            --color-primary-light: #6B5240;
            --color-accent: #D4AF37;
            --color-accent-light: #E8CF6A;
            --color-accent-dark: #B8962E;
            --color-bg: #FAF8F5;
            --color-bg-alt: #F0EDE8;
            --color-text: #2C2C2C;
            --color-text-light: #6B625A;
            --color-text-muted: #8A8078;
            --color-border: #E5DED6;
            --color-border-light: #EDE8E2;
            --color-white: #FFFFFF;
            --color-card-bg: #FFFFFF;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
            --shadow-hover: 0 6px 24px rgba(0, 0, 0, 0.12);
            --transition-fast: 0.2s ease;
            --transition-normal: 0.3s ease;
            --font-family: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --section-padding: 4rem 0;
            --section-padding-mobile: 2.5rem 0;
            --container-max: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: var(--font-family);
            color: var(--color-text);
            background-color: var(--color-bg);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
            min-height: 100vh;
        }

        a {
            color: var(--color-primary);
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:hover {
            color: var(--color-primary-light);
            text-decoration: none;
        }
        a:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: 3px;
        }

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: var(--container-max);
            padding-left: 20px;
            padding-right: 20px;
        }

        @media (min-width: 1200px) {
            .container {
                max-width: var(--container-max);
            }
        }

        /* ========== HEADER / NAV ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--color-border-light);
            box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
            transition: box-shadow var(--transition-normal);
        }
        .site-header.scrolled {
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.1);
        }

        .nav-top-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            gap: 16px;
        }

        .nav-brand {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--color-primary);
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .nav-brand .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: var(--radius-sm);
            background: var(--color-primary);
            color: var(--color-accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.1rem;
            flex-shrink: 0;
        }
        .nav-brand span {
            line-height: 1.3;
        }
        .nav-brand .brand-sub {
            display: block;
            font-size: 0.7rem;
            font-weight: 400;
            color: var(--color-text-muted);
            letter-spacing: 0;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .btn-search-toggle {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            background: var(--color-white);
            color: var(--color-text);
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
            font-size: 1rem;
        }
        .btn-search-toggle:hover {
            background: var(--color-bg-alt);
            border-color: var(--color-primary);
            color: var(--color-primary);
        }
        .btn-nav-cta {
            padding: 9px 20px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            background: var(--color-primary);
            color: #fff;
            border: 2px solid var(--color-primary);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.3px;
        }
        .btn-nav-cta:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-sm);
        }
        .btn-nav-cta:active {
            transform: translateY(0);
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
        }

        .nav-channels-row {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 8px 0 12px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            flex-wrap: nowrap;
        }
        .nav-channels-row::-webkit-scrollbar {
            display: none;
        }
        .nav-channel-pill {
            flex-shrink: 0;
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text);
            background: transparent;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            letter-spacing: 0.2px;
        }
        .nav-channel-pill:hover {
            background: var(--color-bg-alt);
            color: var(--color-primary);
        }
        .nav-channel-pill.active {
            background: var(--color-accent);
            color: #fff;
            border-color: var(--color-accent);
            font-weight: 600;
        }

        .hamburger-btn {
            display: none;
            width: 40px;
            height: 40px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            background: var(--color-white);
            cursor: pointer;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            padding: 8px;
            transition: all var(--transition-fast);
        }
        .hamburger-btn span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--color-text);
            border-radius: 2px;
            transition: all var(--transition-fast);
        }
        .hamburger-btn:hover {
            border-color: var(--color-primary);
        }

        .mobile-menu-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1049;
            opacity: 0;
            transition: opacity var(--transition-normal);
        }
        .mobile-menu-overlay.show {
            opacity: 1;
        }
        .mobile-menu-panel {
            position: fixed;
            top: 0;
            right: -300px;
            width: 300px;
            height: 100vh;
            background: var(--color-white);
            z-index: 1051;
            padding: 24px;
            overflow-y: auto;
            transition: right var(--transition-normal);
            box-shadow: var(--shadow-lg);
        }
        .mobile-menu-panel.show {
            right: 0;
        }
        .mobile-menu-panel .close-btn {
            float: right;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            border: 1px solid var(--color-border);
            background: var(--color-white);
            cursor: pointer;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-fast);
        }
        .mobile-menu-panel .close-btn:hover {
            background: var(--color-bg-alt);
            border-color: var(--color-primary);
        }
        .mobile-menu-panel .mobile-channel-list {
            list-style: none;
            padding: 0;
            margin-top: 24px;
        }
        .mobile-menu-panel .mobile-channel-list li {
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            cursor: pointer;
            transition: all var(--transition-fast);
            font-weight: 500;
            border-bottom: 1px solid var(--color-border-light);
        }
        .mobile-menu-panel .mobile-channel-list li:hover {
            background: var(--color-bg-alt);
            color: var(--color-primary);
        }
        .mobile-menu-panel .mobile-channel-list li.active {
            background: var(--color-accent);
            color: #fff;
        }

        /* Search overlay */
        .search-overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1060;
            background: rgba(255, 255, 255, 0.97);
            padding: 16px 24px;
            box-shadow: var(--shadow-md);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
            animation: slideDown 0.25s ease;
        }
        .search-overlay.show {
            display: block;
        }
        @keyframes slideDown {
            from {
                transform: translateY(-100%);
                opacity: 0;
            }
            to {
                transform: translateY(0);
                opacity: 1;
            }
        }
        .search-overlay .search-inner {
            max-width: 600px;
            margin: 0 auto;
            display: flex;
            gap: 10px;
        }
        .search-overlay input {
            flex: 1;
            padding: 12px 16px;
            border-radius: var(--radius-sm);
            border: 2px solid var(--color-border);
            font-size: 1rem;
            transition: border-color var(--transition-fast);
            background: var(--color-white);
        }
        .search-overlay input:focus {
            outline: none;
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(74, 55, 40, 0.08);
        }
        .search-overlay .btn-search-close {
            padding: 10px 18px;
            border-radius: var(--radius-sm);
            border: 1px solid var(--color-border);
            background: var(--color-white);
            cursor: pointer;
            font-weight: 500;
            transition: all var(--transition-fast);
        }
        .search-overlay .btn-search-close:hover {
            background: var(--color-bg-alt);
        }

        @media (max-width: 768px) {
            .nav-brand {
                font-size: 0.95rem;
            }
            .nav-brand .brand-icon {
                width: 30px;
                height: 30px;
                font-size: 0.9rem;
            }
            .btn-nav-cta {
                padding: 7px 14px;
                font-size: 0.8rem;
            }
            .hamburger-btn {
                display: flex;
            }
            .nav-channels-row {
                display: none;
            }
            .mobile-menu-overlay {
                display: block;
            }
            .nav-actions .btn-search-toggle {
                width: 36px;
                height: 36px;
            }
        }
        @media (min-width: 769px) {
            .hamburger-btn {
                display: none;
            }
            .mobile-menu-overlay,
            .mobile-menu-panel {
                display: none !important;
            }
        }

        /* ========== HERO ========== */
        .hero-section {
            margin-top: 110px;
            padding: 3rem 0 4rem;
            background: linear-gradient(135deg, rgba(74, 55, 40, 0.93) 0%, rgba(58, 42, 28, 0.95) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-blend-mode: overlay;
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(to top, var(--color-bg) 0%, transparent 100%);
            z-index: 1;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .hero-text {
            flex: 1;
            min-width: 280px;
        }
        .hero-text h1 {
            font-size: 2.25rem;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 1rem;
            color: #fff;
            letter-spacing: 0.5px;
        }
        .hero-text .hero-subtitle {
            font-size: 1.05rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 1.5rem;
            max-width: 520px;
        }
        .hero-cta-group {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .btn-hero-primary {
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            background: var(--color-accent);
            color: var(--color-primary-dark);
            border: 2px solid var(--color-accent);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            white-space: nowrap;
        }
        .btn-hero-primary:hover {
            background: var(--color-accent-light);
            border-color: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: var(--color-primary-dark);
        }
        .btn-hero-primary:active {
            transform: translateY(0);
            box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
        }
        .btn-hero-outline {
            padding: 13px 28px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 1rem;
            background: transparent;
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.6);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.3px;
            white-space: nowrap;
        }
        .btn-hero-outline:hover {
            border-color: #fff;
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            transform: translateY(-2px);
        }
        .hero-visual {
            flex: 0 0 300px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .hero-vertical-card {
            width: 240px;
            height: 380px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: var(--color-white);
            box-shadow: var(--shadow-lg);
            position: relative;
            border: 3px solid var(--color-accent);
            display: flex;
            flex-direction: column;
        }
        .hero-vertical-card .card-img-area {
            flex: 1;
            background: url('/assets/images/coverpic/cover-1.webp') center/cover no-repeat;
            position: relative;
        }
        .hero-vertical-card .card-img-area::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 40px;
            background: linear-gradient(to top, rgba(255, 255, 255, 0.9), transparent);
        }
        .hero-vertical-card .card-label {
            padding: 12px 16px;
            font-weight: 600;
            font-size: 0.9rem;
            color: var(--color-primary);
            text-align: center;
            background: #fff;
        }
        .hero-data-points {
            display: flex;
            gap: 20px;
            margin-top: 1.2rem;
            flex-wrap: wrap;
        }
        .hero-data-point {
            text-align: center;
            min-width: 70px;
        }
        .hero-data-point .dp-num {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
        }
        .hero-data-point .dp-label {
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.75);
            letter-spacing: 0.3px;
        }

        @media (max-width: 768px) {
            .hero-section {
                margin-top: 90px;
                padding: 2rem 0 3rem;
            }
            .hero-text h1 {
                font-size: 1.55rem;
            }
            .hero-text .hero-subtitle {
                font-size: 0.9rem;
            }
            .hero-visual {
                flex: 0 0 auto;
                width: 100%;
                justify-content: center;
            }
            .hero-vertical-card {
                width: 180px;
                height: 300px;
            }
            .btn-hero-primary,
            .btn-hero-outline {
                padding: 11px 20px;
                font-size: 0.9rem;
            }
            .hero-data-point .dp-num {
                font-size: 1.3rem;
            }
        }
        @media (max-width: 520px) {
            .hero-inner {
                flex-direction: column;
                gap: 24px;
            }
            .hero-visual {
                order: -1;
            }
            .hero-vertical-card {
                width: 160px;
                height: 260px;
            }
            .hero-text h1 {
                font-size: 1.35rem;
            }
        }

        /* ========== SECTIONS COMMON ========== */
        .section-block {
            padding: var(--section-padding);
        }
        .section-block .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.6rem;
            letter-spacing: 0.3px;
            line-height: 1.4;
        }
        .section-block .section-desc {
            font-size: 1rem;
            color: var(--color-text-light);
            margin-bottom: 2rem;
            max-width: 600px;
            line-height: 1.8;
        }
        @media (max-width: 768px) {
            .section-block {
                padding: var(--section-padding-mobile);
            }
            .section-block .section-title {
                font-size: 1.4rem;
            }
            .section-block .section-desc {
                font-size: 0.9rem;
                margin-bottom: 1.5rem;
            }
        }

        /* ========== PROGRESS / 目标进度 ========== */
        .progress-section {
            background: var(--color-white);
        }
        .progress-card {
            background: var(--color-bg);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
        }
        .progress-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 16px;
        }
        .progress-header .progress-title {
            font-weight: 700;
            font-size: 1.15rem;
            color: var(--color-text);
        }
        .progress-header .progress-percent {
            font-weight: 700;
            font-size: 1.3rem;
            color: var(--color-accent-dark);
        }
        .progress-bar-wrap {
            height: 10px;
            background: var(--color-border-light);
            border-radius: 10px;
            overflow: hidden;
            margin-bottom: 14px;
        }
        .progress-bar-fill {
            height: 100%;
            background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
            border-radius: 10px;
            transition: width 1.2s ease;
            width: 0%;
        }
        .progress-bar-fill.animated {
            width: 78%;
        }
        .progress-stats {
            display: flex;
            gap: 24px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--color-text-light);
        }
        .progress-stats strong {
            color: var(--color-primary);
            font-size: 1.1rem;
        }

        /* ========== TIERS / 档位回报 ========== */
        .tiers-section {
            background: var(--color-bg);
        }
        .tier-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .tier-card {
            background: var(--color-card-bg);
            border-radius: var(--radius-md);
            padding: 28px 20px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            text-align: center;
            position: relative;
            cursor: default;
        }
        .tier-card:hover {
            transform: translateY(-3px);
            box-shadow: var(--shadow-hover);
            border-color: var(--color-accent);
        }
        .tier-card.featured {
            border: 2px solid var(--color-accent);
            box-shadow: var(--shadow-md);
            position: relative;
            overflow: visible;
        }
        .tier-card.featured::before {
            content: '热门推荐';
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background: var(--color-accent);
            color: #fff;
            padding: 4px 16px;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.5px;
            white-space: nowrap;
        }
        .tier-card .tier-icon {
            font-size: 2rem;
            margin-bottom: 12px;
            color: var(--color-accent-dark);
        }
        .tier-card .tier-name {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .tier-card .tier-price {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
        }
        .tier-card .tier-price small {
            font-size: 0.8rem;
            font-weight: 400;
            color: var(--color-text-muted);
        }
        .tier-card .tier-features {
            list-style: none;
            padding: 0;
            font-size: 0.88rem;
            color: var(--color-text-light);
            text-align: left;
            margin-bottom: 16px;
        }
        .tier-card .tier-features li {
            padding: 5px 0 5px 20px;
            position: relative;
        }
        .tier-card .tier-features li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--color-accent-dark);
            font-weight: 700;
        }
        .btn-tier-select {
            padding: 9px 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.9rem;
            background: var(--color-primary);
            color: #fff;
            border: 2px solid var(--color-primary);
            cursor: pointer;
            transition: all var(--transition-fast);
            width: 100%;
        }
        .btn-tier-select:hover {
            background: var(--color-primary-dark);
            border-color: var(--color-primary-dark);
            color: #fff;
        }
        .tier-card.featured .btn-tier-select {
            background: var(--color-accent);
            border-color: var(--color-accent);
            color: var(--color-primary-dark);
        }
        .tier-card.featured .btn-tier-select:hover {
            background: var(--color-accent-light);
            border-color: var(--color-accent-light);
        }
        @media (max-width: 992px) {
            .tier-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .tier-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== SUPPORTER WALL / 支持者墙 ========== */
        .supporters-section {
            background: var(--color-white);
        }
        .supporter-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }
        .supporter-card {
            background: var(--color-bg);
            border-radius: var(--radius-md);
            padding: 24px 20px;
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-fast);
            text-align: center;
        }
        .supporter-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }
        .supporter-avatar {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            margin: 0 auto 12px;
            background: url('/assets/images/coverpic/cover-4.jpg') center/cover no-repeat;
            border: 3px solid var(--color-accent);
        }
        .supporter-stars {
            color: var(--color-accent);
            font-size: 0.9rem;
            margin-bottom: 8px;
            letter-spacing: 2px;
        }
        .supporter-quote {
            font-size: 0.9rem;
            color: var(--color-text-light);
            line-height: 1.7;
            font-style: italic;
            margin-bottom: 8px;
        }
        .supporter-name {
            font-weight: 600;
            font-size: 0.85rem;
            color: var(--color-text);
        }
        @media (max-width: 768px) {
            .supporter-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .supporter-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== SCENE DEMO / 场景演示 ========== */
        .scene-section {
            background: var(--color-bg);
        }
        .scene-row {
            display: flex;
            align-items: center;
            gap: 40px;
            flex-wrap: wrap;
        }
        .scene-row.reverse {
            flex-direction: row-reverse;
        }
        .scene-image {
            flex: 1;
            min-width: 280px;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            height: 320px;
            background: url('/assets/images/coverpic/cover-1.webp') center/cover no-repeat;
            border: 1px solid var(--color-border);
        }
        .scene-text {
            flex: 1;
            min-width: 260px;
        }
        .scene-text h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 0.6rem;
        }
        .scene-text p {
            color: var(--color-text-light);
            line-height: 1.8;
            font-size: 0.95rem;
        }
        .scene-steps {
            list-style: none;
            padding: 0;
            margin-top: 1rem;
        }
        .scene-steps li {
            padding: 8px 0 8px 28px;
            position: relative;
            font-size: 0.9rem;
            color: var(--color-text);
            border-bottom: 1px dotted var(--color-border-light);
        }
        .scene-steps li::before {
            content: '●';
            position: absolute;
            left: 0;
            color: var(--color-accent-dark);
            font-size: 0.7rem;
            top: 10px;
        }
        @media (max-width: 768px) {
            .scene-image {
                height: 220px;
            }
            .scene-row {
                gap: 20px;
            }
        }

        /* ========== BRAND STORY / 品牌故事 ========== */
        .brand-story-section {
            background: linear-gradient(rgba(74, 55, 40, 0.88), rgba(58, 42, 28, 0.9)), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            background-blend-mode: overlay;
            color: #fff;
            padding: 4rem 0;
        }
        .brand-story-inner {
            max-width: 700px;
            margin: 0 auto;
            text-align: center;
        }
        .brand-story-inner h2 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 1rem;
            color: #fff;
        }
        .brand-story-inner .brand-story-text {
            font-size: 1rem;
            line-height: 1.9;
            color: rgba(255, 255, 255, 0.88);
            margin-bottom: 1.5rem;
        }
        .brand-story-inner .brand-pillars {
            display: flex;
            gap: 24px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .brand-pillar {
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: var(--radius-md);
            padding: 16px 20px;
            min-width: 120px;
            text-align: center;
            backdrop-filter: blur(4px);
        }
        .brand-pillar .pillar-icon {
            font-size: 1.6rem;
            margin-bottom: 6px;
            color: var(--color-accent);
        }
        .brand-pillar .pillar-label {
            font-weight: 600;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .brand-story-section {
                padding: 2.5rem 0;
            }
            .brand-story-inner h2 {
                font-size: 1.4rem;
            }
        }

        /* ========== NEWS / 资讯区 ========== */
        .news-section {
            background: var(--color-white);
        }
        .news-layout {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
        }
        .news-list-col {
            flex: 2;
            min-width: 280px;
        }
        .news-list-col .news-item {
            padding: 14px 0;
            border-bottom: 1px solid var(--color-border-light);
            display: flex;
            align-items: center;
            gap: 12px;
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .news-list-col .news-item:hover {
            color: var(--color-primary);
        }
        .news-list-col .news-item .news-date {
            font-size: 0.8rem;
            color: var(--color-text-muted);
            white-space: nowrap;
            flex-shrink: 0;
            min-width: 70px;
        }
        .news-list-col .news-item .news-title-link {
            font-weight: 500;
            font-size: 0.95rem;
            color: var(--color-text);
            transition: color var(--transition-fast);
            line-height: 1.5;
        }
        .news-list-col .news-item:hover .news-title-link {
            color: var(--color-primary);
        }
        .news-recommend-col {
            flex: 1;
            min-width: 240px;
            background: var(--color-bg);
            border-radius: var(--radius-md);
            padding: 20px;
            border: 1px solid var(--color-border);
        }
        .news-recommend-col h3 {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--color-text);
        }
        .news-recommend-col .rec-card {
            display: flex;
            gap: 10px;
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px solid var(--color-border-light);
            cursor: pointer;
            transition: all var(--transition-fast);
        }
        .news-recommend-col .rec-card:hover {
            opacity: 0.85;
        }
        .news-recommend-col .rec-card .rec-thumb {
            width: 70px;
            height: 50px;
            border-radius: var(--radius-sm);
            flex-shrink: 0;
            background: url('/assets/images/coverpic/cover-2.webp') center/cover no-repeat;
        }
        .news-recommend-col .rec-card .rec-info {
            font-size: 0.85rem;
            font-weight: 500;
            line-height: 1.5;
            color: var(--color-text);
        }
        @media (max-width: 768px) {
            .news-layout {
                flex-direction: column;
            }
        }

        /* ========== FESTIVAL / 节日战役区 ========== */
        .festival-section {
            background: linear-gradient(135deg, #fdf6ec 0%, #fef9f0 50%, #fdf5e8 100%);
            border-top: 1px solid var(--color-accent);
            border-bottom: 1px solid var(--color-accent);
            position: relative;
            overflow: hidden;
        }
        .festival-section::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 180px;
            height: 180px;
            background: rgba(212, 175, 55, 0.08);
            border-radius: 50%;
            pointer-events: none;
        }
        .festival-inner {
            position: relative;
            z-index: 1;
            display: flex;
            align-items: center;
            gap: 30px;
            flex-wrap: wrap;
        }
        .festival-badge {
            display: inline-block;
            background: var(--color-accent);
            color: #fff;
            padding: 6px 16px;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.85rem;
            letter-spacing: 1px;
            margin-bottom: 10px;
        }
        .festival-text {
            flex: 1;
            min-width: 260px;
        }
        .festival-text h2 {
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 0.5rem;
        }
        .festival-text p {
            color: var(--color-text-light);
            line-height: 1.8;
        }
        .festival-visual {
            flex: 0 0 280px;
            height: 200px;
            border-radius: var(--radius-lg);
            background: url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
            box-shadow: var(--shadow-md);
            border: 2px solid var(--color-accent);
        }
        .btn-festival-cta {
            padding: 12px 26px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 0.95rem;
            background: var(--color-accent);
            color: var(--color-primary-dark);
            border: 2px solid var(--color-accent);
            cursor: pointer;
            transition: all var(--transition-fast);
            margin-top: 12px;
            letter-spacing: 0.3px;
        }
        .btn-festival-cta:hover {
            background: var(--color-accent-light);
            border-color: var(--color-accent-light);
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            color: var(--color-primary-dark);
        }
        @media (max-width: 768px) {
            .festival-visual {
                flex: 0 0 auto;
                width: 100%;
                height: 180px;
            }
            .festival-text h2 {
                font-size: 1.3rem;
            }
        }

        /* ========== FAQ ========== */
        .faq-section {
            background: var(--color-white);
        }
        .faq-accordion .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 10px;
            overflow: hidden;
            background: var(--color-bg);
            transition: all var(--transition-fast);
        }
        .faq-accordion .faq-item:hover {
            border-color: var(--color-accent);
        }
        .faq-accordion .faq-question {
            padding: 16px 20px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--color-text);
            user-select: none;
            transition: background var(--transition-fast);
        }
        .faq-accordion .faq-question:hover {
            background: rgba(212, 175, 55, 0.05);
        }
        .faq-accordion .faq-question .faq-icon {
            transition: transform var(--transition-fast);
            font-size: 0.8rem;
            color: var(--color-accent-dark);
        }
        .faq-accordion .faq-item.open .faq-question .faq-icon {
            transform: rotate(180deg);
        }
        .faq-accordion .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 20px;
            font-size: 0.9rem;
            color: var(--color-text-light);
            line-height: 1.8;
        }
        .faq-accordion .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 16px;
        }

        /* ========== CTA BOTTOM / 支持按钮 ========== */
        .cta-bottom-section {
            background: var(--color-primary);
            color: #fff;
            text-align: center;
            padding: 3.5rem 0;
        }
        .cta-bottom-section h2 {
            font-size: 1.6rem;
            font-weight: 700;
            margin-bottom: 0.6rem;
            color: #fff;
        }
        .cta-bottom-section p {
            color: rgba(255, 255, 255, 0.85);
            margin-bottom: 1.5rem;
            font-size: 1rem;
        }
        .btn-cta-large {
            padding: 14px 36px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 1.05rem;
            background: var(--color-accent);
            color: var(--color-primary-dark);
            border: 2px solid var(--color-accent);
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.5px;
            display: inline-block;
        }
        .btn-cta-large:hover {
            background: var(--color-accent-light);
            border-color: var(--color-accent-light);
            transform: translateY(-3px);
            box-shadow: var(--shadow-lg);
            color: var(--color-primary-dark);
        }
        @media (max-width: 768px) {
            .cta-bottom-section {
                padding: 2.5rem 0;
            }
            .cta-bottom-section h2 {
                font-size: 1.3rem;
            }
            .btn-cta-large {
                padding: 12px 28px;
                font-size: 0.95rem;
            }
        }

        /* ========== FOOTER ========== */
        .site-footer {
            background: #2E1F14;
            color: rgba(255, 255, 255, 0.75);
            padding: 3rem 0 1.5rem;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            gap: 30px;
            justify-content: space-between;
            margin-bottom: 2rem;
        }
        .footer-brand {
            font-weight: 700;
            font-size: 1.1rem;
            color: #fff;
            letter-spacing: 0.5px;
        }
        .footer-brand .footer-brand-sub {
            display: block;
            font-size: 0.75rem;
            font-weight: 400;
            color: rgba(255, 255, 255, 0.5);
            margin-top: 2px;
        }
        .footer-links {
            display: flex;
            gap: 30px;
            flex-wrap: wrap;
        }
        .footer-links .link-group h4 {
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: 0.3px;
        }
        .footer-links .link-group a {
            display: block;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.6);
            padding: 3px 0;
            transition: color var(--transition-fast);
        }
        .footer-links .link-group a:hover {
            color: var(--color-accent-light);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding-top: 1.2rem;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.45);
        }
        @media (max-width: 768px) {
            .footer-inner {
                flex-direction: column;
                gap: 20px;
            }
            .site-footer {
                padding: 2rem 0 1rem;
            }
        }

        /* ========== UTILITY ========== */
        .text-accent {
            color: var(--color-accent-dark);
        }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            border: 0;
        }