*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a2a6c;
            --primary-light: #2d4a8e;
            --accent: #f57c00;
            --accent-light: #ffa726;
            --bg: #f5f7fa;
            --card-bg: #ffffff;
            --text: #1a1a2e;
            --text-light: #4a4a6a;
            --border: #e0e4ed;
            --shadow: 0 8px 28px rgba(26, 42, 108, 0.08);
            --radius: 16px;
            --radius-sm: 10px;
            --max-width: 1200px;
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary) 0%, #0f1b4a 100%);
            color: #fff;
            padding: 0 0 12px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 14px 20px;
            max-width: var(--max-width);
            margin: 0 auto;
            gap: 10px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 900;
            letter-spacing: -0.5px;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
            transition: opacity var(--transition);
        }
        .my-logo:hover {
            opacity: 0.9;
            color: #fff;
        }
        .my-logo i {
            color: var(--accent-light);
            font-size: 2rem;
        }
        .my-logo span {
            font-size: 0.7rem;
            font-weight: 400;
            opacity: 0.7;
            display: block;
            line-height: 1.2;
            letter-spacing: 0.3px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.25);
            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;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: rgba(255, 255, 255, 0.85);
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }
        .breadcrumb {
            padding: 8px 20px 4px;
            max-width: var(--max-width);
            margin: 0 auto;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.7);
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
            text-decoration: underline transparent;
            transition: color var(--transition);
        }
        .breadcrumb a:hover {
            color: #fff;
            text-decoration-color: var(--accent-light);
        }
        .breadcrumb span {
            color: rgba(255, 255, 255, 0.5);
        }
        .main-content {
            padding: 30px 0 50px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 36px;
        }
        .content-body {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 36px 40px;
            overflow: hidden;
        }
        .content-body h1 {
            font-size: 2.4rem;
            font-weight: 900;
            line-height: 1.2;
            color: var(--primary);
            margin-bottom: 10px;
            letter-spacing: -0.5px;
        }
        .content-body h1 i {
            color: var(--accent);
            margin-right: 8px;
        }
        .meta-line {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 30px;
            font-size: 0.9rem;
            color: var(--text-light);
            padding-bottom: 18px;
            border-bottom: 2px solid var(--border);
            margin-bottom: 28px;
        }
        .meta-line i {
            margin-right: 6px;
            color: var(--accent);
        }
        .content-body h2 {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--primary);
            margin: 40px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--accent);
            display: inline-block;
        }
        .content-body h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary-light);
            margin: 28px 0 12px;
        }
        .content-body h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text);
            margin: 20px 0 8px;
            padding-left: 12px;
            border-left: 4px solid var(--accent-light);
        }
        .content-body p {
            margin-bottom: 18px;
            color: var(--text);
        }
        .content-body p b,
        .content-body p strong {
            color: var(--primary);
        }
        .content-body ul,
        .content-body ol {
            margin: 0 0 20px 24px;
        }
        .content-body li {
            margin-bottom: 6px;
        }
        .content-body .feature-box {
            background: linear-gradient(135deg, #f0f4ff, #faf0e6);
            border-radius: var(--radius-sm);
            padding: 22px 26px;
            margin: 24px 0;
            border-left: 6px solid var(--accent);
        }
        .content-body .feature-box i {
            color: var(--accent);
            margin-right: 8px;
        }
        .content-body .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 16px;
            margin: 24px 0;
        }
        .content-body .stat-card {
            background: var(--bg);
            border-radius: var(--radius-sm);
            padding: 18px 14px;
            text-align: center;
            border: 1px solid var(--border);
            transition: transform var(--transition), box-shadow var(--transition);
        }
        .content-body .stat-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
        }
        .content-body .stat-card .num {
            font-size: 2rem;
            font-weight: 900;
            color: var(--accent);
            display: block;
        }
        .content-body .stat-card .label {
            font-size: 0.85rem;
            color: var(--text-light);
        }
        .content-body .img-wrap {
            margin: 30px 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
            box-shadow: var(--shadow);
            background: #eef2f7;
            position: relative;
        }
        .content-body .img-wrap img {
            width: 100%;
            object-fit: cover;
            min-height: 200px;
        }
        .content-body .img-wrap .caption {
            padding: 10px 16px;
            font-size: 0.88rem;
            color: var(--text-light);
            background: #f8faff;
            border-top: 1px solid var(--border);
        }
        .content-body .interview-block {
            background: #eef4ff;
            border-radius: var(--radius-sm);
            padding: 24px 28px;
            margin: 30px 0;
            border: 1px solid #d0ddf5;
            position: relative;
        }
        .content-body .interview-block::before {
            content: "🎙️";
            font-size: 2.2rem;
            position: absolute;
            top: -14px;
            left: 20px;
            background: var(--card-bg);
            padding: 0 8px;
        }
        .content-body .interview-block p {
            margin-bottom: 10px;
        }
        .content-body .interview-block .speaker {
            font-weight: 700;
            color: var(--primary);
        }
        .content-body .tip-list {
            list-style: none;
            margin-left: 0;
        }
        .content-body .tip-list li {
            padding: 10px 14px 10px 38px;
            background: #f9faff;
            border-radius: 8px;
            margin-bottom: 8px;
            position: relative;
            border-left: 4px solid var(--accent-light);
        }
        .content-body .tip-list li::before {
            content: "⚡";
            position: absolute;
            left: 10px;
            top: 10px;
            font-size: 1.2rem;
        }
        .content-body .link-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 16px;
            padding: 12px 0;
            margin: 10px 0 20px;
        }
        .content-body .link-list-inline a {
            background: #f0f4ff;
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 0.88rem;
            border: 1px solid #d0ddf5;
            transition: all var(--transition);
        }
        .content-body .link-list-inline a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .sidebar-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 22px 24px;
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3 i {
            color: var(--accent);
        }
        .sidebar-card .link-list {
            list-style: none;
            margin: 0;
        }
        .sidebar-card .link-list li {
            margin-bottom: 8px;
            border-bottom: 1px solid var(--border);
            padding-bottom: 8px;
        }
        .sidebar-card .link-list a {
            display: block;
            padding: 4px 0;
            font-weight: 500;
            transition: all var(--transition);
        }
        .sidebar-card .link-list a:hover {
            color: var(--accent);
            padding-left: 6px;
        }
        .search-form,
        .comment-form,
        .score-form {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 6px;
        }
        .search-form .input-group {
            display: flex;
            gap: 8px;
        }
        .search-form input[type="text"],
        .comment-form input,
        .comment-form textarea {
            padding: 10px 16px;
            border: 2px solid var(--border);
            border-radius: 30px;
            font-size: 0.95rem;
            width: 100%;
            transition: border-color var(--transition);
            font-family: var(--font);
            background: #fafbff;
        }
        .search-form input[type="text"]:focus,
        .comment-form input:focus,
        .comment-form textarea:focus {
            outline: none;
            border-color: var(--accent);
        }
        .comment-form textarea {
            border-radius: 14px;
            resize: vertical;
            min-height: 80px;
        }
        .btn {
            padding: 10px 22px;
            border: none;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: all var(--transition);
            background: var(--primary);
            color: #fff;
            font-family: var(--font);
        }
        .btn:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(26, 42, 108, 0.2);
        }
        .btn-accent {
            background: var(--accent);
        }
        .btn-accent:hover {
            background: #e66f00;
            box-shadow: 0 6px 18px rgba(245, 124, 0, 0.3);
        }
        .score-form .star-group {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #ddd;
            cursor: pointer;
            flex-direction: row-reverse;
            justify-content: flex-end;
        }
        .score-form .star-group i {
            transition: color var(--transition), transform var(--transition);
        }
        .score-form .star-group i:hover,
        .score-form .star-group i.hovered {
            color: var(--accent);
            transform: scale(1.2);
        }
        .score-form .star-group i.active {
            color: var(--accent);
        }
        .score-display {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 4px;
        }
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 36px 0 20px;
            margin-top: 20px;
        }
        .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 30px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 12px;
        }
        .site-footer a {
            color: rgba(255, 255, 255, 0.75);
        }
        .site-footer a:hover {
            color: var(--accent-light);
        }
        .site-footer .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            list-style: none;
            margin: 0;
        }
        .site-footer .friend-links li {
            margin-bottom: 4px;
        }
        .site-footer .friend-links a {
            background: rgba(255, 255, 255, 0.08);
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 0.85rem;
            border: 1px solid rgba(255, 255, 255, 0.1);
            transition: all var(--transition);
        }
        .site-footer .friend-links a:hover {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
        }
        .copyright {
            grid-column: 1 / -1;
            text-align: center;
            padding-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 20px;
        }
        .copyright p {
            margin-bottom: 6px;
        }
        @media (max-width: 1024px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                padding: 10px 16px;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo span {
                font-size: 0.6rem;
            }
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0 6px;
                gap: 4px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 18px;
                border-radius: 10px;
                text-align: center;
                background: rgba(255, 255, 255, 0.06);
            }
            .breadcrumb {
                font-size: 0.75rem;
                padding: 6px 16px 2px;
            }
            .content-body {
                padding: 22px 18px;
            }
            .content-body h1 {
                font-size: 1.7rem;
            }
            .content-body h2 {
                font-size: 1.35rem;
            }
            .content-body h3 {
                font-size: 1.1rem;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .content-body .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
            .meta-line {
                font-size: 0.8rem;
                gap: 10px 16px;
            }
        }
        @media (max-width: 480px) {
            .content-body {
                padding: 16px 12px;
            }
            .content-body h1 {
                font-size: 1.4rem;
            }
            .content-body .stat-grid {
                grid-template-columns: 1fr;
            }
            .search-form .input-group {
                flex-direction: column;
            }
            .btn {
                width: 100%;
                text-align: center;
            }
            .site-header {
                position: sticky;
            }
        }
        .anchor-offset {
            scroll-margin-top: 100px;
        }
        .text-accent {
            color: var(--accent);
        }
        .text-primary {
            color: var(--primary);
        }
        .fw-700 {
            font-weight: 700;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .mt-0 {
            margin-top: 0;
        }
        .gap-8 {
            gap: 8px;
        }
        .flex-wrap {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
        }
        .text-center {
            text-align: center;
        }
        .updated-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #e8f5e9;
            color: #2e7d32;
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
        }