*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a3a5c;
            --primary-light: #2a5a8c;
            --secondary: #e8a838;
            --accent: #c0392b;
            --bg: #f7f4ef;
            --bg-card: #ffffff;
            --text: #1e1e1e;
            --text-light: #5a5a5a;
            --border: #d4cfc8;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --transition: 0.3s ease;
            --font: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            --max-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            padding: 0;
            margin: 0;
            min-height: 100vh;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover,
        a:focus {
            color: var(--secondary);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary) 0%, #0f2840 100%);
            color: #fff;
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.25);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px 20px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: linear-gradient(135deg, var(--secondary), #f5c842);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
            display: flex;
            align-items: center;
            gap: 8px;
            transition: opacity var(--transition);
        }
        .my-logo:hover {
            opacity: 0.88;
            text-decoration: none;
        }
        .my-logo i {
            -webkit-text-fill-color: var(--secondary);
            color: var(--secondary);
            font-size: 1.6rem;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            font-size: 1.5rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: background var(--transition);
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .main-nav {
            display: flex;
            gap: 6px 18px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.85);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 6px 10px;
            border-radius: 6px;
            transition: background var(--transition), color var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a:focus {
            background: rgba(255, 255, 255, 0.12);
            color: var(--secondary);
            text-decoration: none;
        }
        .main-nav a.active {
            color: var(--secondary);
            background: rgba(232, 168, 56, 0.15);
        }
        .breadcrumb {
            background: #fff;
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb li+li::before {
            content: "›";
            color: #aaa;
            font-size: 1.2rem;
            margin-right: 6px;
        }
        .breadcrumb a {
            color: var(--primary-light);
        }
        .breadcrumb .current {
            color: var(--text-light);
            font-weight: 500;
        }
        .hero {
            background: linear-gradient(135deg, var(--primary) 0%, #0d2137 100%);
            color: #fff;
            padding: 50px 0 40px;
            margin-bottom: 40px;
            border-radius: 0 0 var(--radius) var(--radius);
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .hero h1 i {
            color: var(--secondary);
            margin-right: 10px;
        }
        .hero p {
            font-size: 1.15rem;
            max-width: 760px;
            opacity: 0.92;
            margin-bottom: 8px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 14px 28px;
            font-size: 0.95rem;
            opacity: 0.8;
            margin-top: 14px;
        }
        .hero-meta span i {
            margin-right: 6px;
            color: var(--secondary);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding-bottom: 50px;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 24px 20px;
            box-shadow: var(--shadow);
            margin-bottom: 24px;
            border: 1px solid var(--border);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            margin-bottom: 14px;
            border-bottom: 2px solid var(--secondary);
            padding-bottom: 10px;
            color: var(--primary);
        }
        .sidebar-link-list {
            list-style: none;
            padding: 0;
        }
        .sidebar-link-list li {
            padding: 6px 0;
            border-bottom: 1px solid #f0ece6;
        }
        .sidebar-link-list a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.95rem;
        }
        .sidebar-link-list a i {
            color: var(--secondary);
            width: 18px;
            text-align: center;
            font-size: 0.85rem;
        }
        .section-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 32px 30px;
            margin-bottom: 30px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .section-card h2 {
            font-size: 1.8rem;
            color: var(--primary);
            margin-bottom: 18px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--secondary);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .section-card h2 i {
            color: var(--secondary);
        }
        .section-card h3 {
            font-size: 1.35rem;
            color: var(--primary-light);
            margin: 24px 0 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .section-card h3 i {
            color: var(--secondary);
            font-size: 1.1rem;
        }
        .section-card h4 {
            font-size: 1.1rem;
            color: var(--text);
            margin: 18px 0 8px;
            font-weight: 600;
        }
        .section-card p {
            margin-bottom: 16px;
            font-size: 1.02rem;
        }
        .section-card ul,
        .section-card ol {
            margin: 10px 0 18px 24px;
        }
        .section-card li {
            margin-bottom: 8px;
        }
        .highlight-box {
            background: #fdf8ef;
            border-left: 4px solid var(--secondary);
            padding: 16px 20px;
            border-radius: 0 8px 8px 0;
            margin: 18px 0;
        }
        .highlight-box strong {
            color: var(--primary);
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 16px;
            margin: 20px 0;
        }
        .stat-item {
            background: #f9f6f0;
            border-radius: 10px;
            padding: 18px 14px;
            text-align: center;
            border: 1px solid #ede8e0;
        }
        .stat-item .num {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
        }
        .stat-item .label {
            font-size: 0.88rem;
            color: var(--text-light);
            margin-top: 4px;
        }
        .stat-item i {
            font-size: 1.6rem;
            color: var(--secondary);
            margin-bottom: 8px;
        }
        .interview-block {
            background: #f5f0ea;
            border-radius: var(--radius);
            padding: 20px 24px;
            margin: 18px 0;
            border-left: 4px solid var(--primary-light);
        }
        .interview-block .speaker {
            font-weight: 700;
            color: var(--primary);
        }
        .interview-block .speaker i {
            color: var(--secondary);
            margin-right: 8px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--primary);
            color: #fff;
            padding: 10px 24px;
            border-radius: 8px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: background var(--transition), transform var(--transition);
            font-size: 0.98rem;
        }
        .btn:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            color: #fff;
            text-decoration: none;
        }
        .btn-secondary {
            background: var(--secondary);
            color: var(--primary);
        }
        .btn-secondary:hover {
            background: #d99a2e;
            color: var(--primary);
        }
        .featured-image-wrap {
            margin: 24px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image-wrap img {
            width: 100%;
            object-fit: cover;
            max-height: 420px;
        }
        .featured-image-wrap figcaption {
            background: #f5f0ea;
            padding: 10px 16px;
            font-size: 0.88rem;
            color: var(--text-light);
            text-align: center;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 6px;
            font-size: 0.95rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--border);
            border-radius: 8px;
            font-size: 1rem;
            font-family: var(--font);
            background: #fcfaf7;
            transition: border var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary-light);
            box-shadow: 0 0 0 3px rgba(42, 90, 140, 0.1);
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            cursor: pointer;
            color: #ddd;
            transition: color var(--transition);
        }
        .star-rating i {
            transition: color var(--transition), transform var(--transition);
        }
        .star-rating i:hover,
        .star-rating i.active {
            color: var(--secondary);
            transform: scale(1.1);
        }
        .star-rating i.active {
            color: var(--secondary);
        }
        friend-link {
            display: block;
            padding: 20px 0;
        }
        friend-link .friend-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
            list-style: none;
            padding: 0;
            margin: 10px 0 0;
        }
        friend-link .friend-list li a {
            background: #f0ece6;
            padding: 6px 18px;
            border-radius: 20px;
            font-size: 0.92rem;
            color: var(--text);
            transition: background var(--transition), color var(--transition);
            display: inline-block;
        }
        friend-link .friend-list li a:hover {
            background: var(--primary);
            color: #fff;
            text-decoration: none;
        }
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 28px 0 20px;
            margin-top: 20px;
            border-top: 4px solid var(--secondary);
        }
        .site-footer .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .site-footer .copyright {
            font-size: 0.9rem;
            opacity: 0.8;
        }
        .site-footer .copyright i {
            color: var(--secondary);
        }
        .site-footer a {
            color: var(--secondary);
        }
        @media (max-width: 900px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .section-card {
                padding: 22px 18px;
            }
            .hero {
                padding: 32px 0 28px;
            }
        }
        @media (max-width: 720px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 4px;
                padding: 12px 0 4px;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                margin-top: 8px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 12px;
                width: 100%;
                border-radius: 6px;
            }
            .hero h1 {
                font-size: 1.7rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .site-footer .footer-inner {
                flex-direction: column;
                text-align: center;
            }
            .breadcrumb {
                font-size: 0.82rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            .section-card {
                padding: 16px 14px;
            }
            .hero h1 {
                font-size: 1.4rem;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }
            .stat-item .num {
                font-size: 1.5rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
        }
        .anchor-offset {
            scroll-margin-top: 90px;
        }
        .tag {
            display: inline-block;
            background: #e8e3dc;
            padding: 2px 14px;
            border-radius: 12px;
            font-size: 0.82rem;
            color: var(--text-light);
            margin-right: 6px;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 18px 0;
        }
        .table-wrap table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        .table-wrap th,
        .table-wrap td {
            padding: 10px 14px;
            border: 1px solid var(--border);
            text-align: left;
        }
        .table-wrap th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        .table-wrap tr:nth-child(even) {
            background: #f9f6f0;
        }