:root {
            --bg-color: #fcfcfc;
            --text-main: #1a1a1a;
            --text-muted: #666666;
            --accent-color: #c94b4b; /* 旅拍感的一抹深红 */
            --divider: #e5e5e5;
            --font-serif: "Georgia", "Times New Roman", "Songti SC", "SimSun", serif;
            --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

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

        body {
            background-color: var(--bg-color);
            color: var(--text-main);
            font-family: var(--font-sans);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        /* 顶部导航 */
        .site-header {
            position: sticky;
            top: 0;
            background: rgba(252, 252, 252, 0.95);
            backdrop-filter: blur(10px);
            z-index: 100;
            border-bottom: 1px solid var(--divider);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 20px;
            max-width: 1200px;
            margin: 0 auto;
            overflow-x: auto;
            white-space: nowrap;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 12px;
            font-family: var(--font-serif);
            font-weight: 600;
            font-size: 18px;
        }

        .logo-area img {
            height: 32px;
            border-radius: 4px;
        }

        .nav-links {
            display: flex;
            gap: 24px;
            font-size: 14px;
            padding-left: 20px;
        }

        .nav-links a {
            color: var(--text-muted);
            transition: color 0.3s;
        }

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

        /* 首屏区域 */
        .hero-section {
            padding: 60px 20px;
            max-width: 1000px;
            margin: 0 auto;
            text-align: center;
        }

        .hero-section h1 {
            font-family: var(--font-serif);
            font-size: 42px;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

        .hero-section p {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 auto 30px;
        }

        .download-group {
            display: flex;
            justify-content: center;
            gap: 16px;
        }

        .btn {
            display: inline-block;
            padding: 12px 28px;
            font-size: 15px;
            font-weight: 500;
            border-radius: 4px;
            transition: all 0.3s;
            cursor: pointer;
            text-align: center;
        }

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

        .btn-primary:hover {
            background-color: var(--accent-color);
        }

        .btn-outline {
            background-color: transparent;
            border: 1px solid var(--text-main);
            color: var(--text-main);
        }

        .btn-outline:hover {
            background-color: var(--text-main);
            color: #fff;
        }

        /* 图片满宽区块 */
        .hero-banner {
            width: 100%;
            max-height: 600px;
            overflow: hidden;
        }

        .hero-banner img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            object-position: center 20%;
        }

        /* 细分割线 */
        .divider {
            width: 100%;
            max-width: 1200px;
            height: 1px;
            background-color: var(--divider);
            margin: 60px auto;
        }

        /* 通用板块样式 */
        .section-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        .section-header {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-header h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            margin-bottom: 10px;
        }

        .section-header p {
            color: var(--text-muted);
            font-size: 14px;
        }

        /* 宽窄图文栏目 */
        .mixed-layout {
            display: grid;
            grid-template-columns: 1fr;
            gap: 30px;
            margin-bottom: 60px;
        }

        .media-card {
            background: #fff;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0,0,0,0.03);
        }

        .media-card img {
            width: 100%;
            display: block;
            object-fit: cover;
        }

        .media-content {
            padding: 24px;
        }

        .media-content h3 {
            font-family: var(--font-serif);
            font-size: 20px;
            margin-bottom: 12px;
            color: var(--text-main);
        }

        .media-content p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        .wide-card {
            grid-column: 1 / -1;
        }

        .wide-card .media-content {
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        /* 瀑布流/网格 */
        .masonry-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
        }

        .masonry-grid img {
            width: 100%;
            height: auto;
            border-radius: 6px;
            object-fit: cover;
        }

        /* FAQ 区域 */
        .faq-section {
            background-color: #f7f7f7;
            padding: 60px 20px;
            margin-top: 60px;
        }

        .faq-inner {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            border-bottom: 1px solid var(--divider);
            padding: 20px 0;
        }

        .faq-item:last-child {
            border-bottom: none;
        }

        .faq-item h3 {
            font-size: 16px;
            margin-bottom: 8px;
            font-family: var(--font-serif);
            color: var(--text-main);
        }

        .faq-item p {
            font-size: 14px;
            color: var(--text-muted);
        }

        /* 底部相关搜索 */
        .bottom-search {
            max-width: 1000px;
            margin: 40px auto;
            padding: 0 20px;
            font-size: 13px;
            color: var(--text-muted);
            line-height: 2;
        }

        .bottom-search span {
            margin-right: 12px;
            transition: color 0.2s;
            cursor: pointer;
        }

        .bottom-search span:hover {
            color: var(--accent-color);
        }

        /* 页脚 */
        .site-footer {
            text-align: center;
            padding: 40px 20px;
            border-top: 1px solid var(--divider);
            color: #999;
            font-size: 12px;
            line-height: 2;
        }

        .site-footer a {
            color: #999;
            transition: color 0.2s;
        }

        .site-footer a:hover {
            color: var(--text-main);
        }

        .footer-time {
            margin-top: 8px;
            font-size: 12px;
            color: #bbb;
        }

        /* 弹窗 */
        .modal-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0,0,0,0.6);
            display: none;
            align-items: center;
            justify-content: center;
            z-index: 999;
        }

        .modal-overlay.active {
            display: flex;
        }

        .modal-box {
            background: #fff;
            width: 90%;
            max-width: 400px;
            border-radius: 8px;
            padding: 30px 20px;
            text-align: center;
            position: relative;
        }

        .modal-box p {
            font-size: 14px;
            color: var(--text-main);
            margin-bottom: 20px;
            font-weight: 500;
        }

        .copy-input-group {
            display: flex;
            border: 1px solid var(--divider);
            border-radius: 4px;
            overflow: hidden;
            margin-bottom: 20px;
        }

        .copy-input-group input {
            flex: 1;
            border: none;
            padding: 10px;
            font-size: 13px;
            color: var(--text-muted);
            outline: none;
            background: #fafafa;
        }

        .copy-input-group button {
            background: var(--text-main);
            color: #fff;
            border: none;
            padding: 0 16px;
            cursor: pointer;
            font-size: 13px;
        }

        .modal-close {
            background: transparent;
            border: 1px solid var(--divider);
            color: var(--text-muted);
            padding: 8px 24px;
            border-radius: 4px;
            cursor: pointer;
            font-size: 13px;
        }

        /* 响应式调整 */
        @media (min-width: 768px) {
            .mixed-layout {
                grid-template-columns: repeat(2, 1fr);
            }
            .masonry-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .wide-card {
                display: grid;
                grid-template-columns: 1.5fr 1fr;
            }
            .wide-card img {
                height: 100%;
                min-height: 300px;
            }
            .hero-section h1 {
                font-size: 52px;
            }
        }

        @media (min-width: 1024px) {
            .mixed-layout {
                grid-template-columns: repeat(3, 1fr);
            }
            .wide-card {
                grid-template-columns: 2fr 1fr;
            }
            .masonry-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }