* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #1a2a3a;
            --secondary: #e63946;
            --accent: #f4a261;
            --bg: #f8f9fa;
            --text: #2d3436;
            --text-light: #636e72;
            --white: #ffffff;
            --border: #dfe6e9;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            --radius: 12px;
            --max-width: 1200px;
            --font: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
        }
        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;
        }
        a {
            color: var(--secondary);
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #c0392b;
            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;
        }
        header {
            background: var(--primary);
            color: var(--white);
            padding: 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 12px 20px;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--white);
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: opacity 0.2s;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .my-logo i {
            color: var(--accent);
            font-size: 1.8rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--white);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        nav a {
            color: rgba(255, 255, 255, 0.85);
            padding: 8px 16px;
            border-radius: 6px;
            font-size: 0.92rem;
            font-weight: 500;
            transition: all 0.2s;
            white-space: nowrap;
        }
        nav a:hover,
        nav a.active {
            background: rgba(255, 255, 255, 0.12);
            color: var(--white);
            text-decoration: none;
        }
        nav a i {
            margin-right: 6px;
            font-size: 0.85rem;
        }
        .breadcrumb {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 10px 20px;
            font-size: 0.82rem;
            color: var(--text-light);
            background: #edf2f4;
            border-bottom: 1px solid var(--border);
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--secondary);
        }
        .breadcrumb span {
            color: var(--text);
            font-weight: 500;
        }
        main {
            padding: 30px 0 50px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            align-items: start;
        }
        .article-body {
            background: var(--white);
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .sidebar {
            background: var(--white);
            border-radius: var(--radius);
            padding: 28px 24px;
            box-shadow: var(--shadow);
            position: sticky;
            top: 90px;
        }
        h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.2;
            color: var(--primary);
            margin-bottom: 12px;
        }
        h1 i {
            color: var(--secondary);
            margin-right: 10px;
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--primary);
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--secondary);
            display: inline-block;
        }
        h2 i {
            color: var(--secondary);
            margin-right: 10px;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
            color: #1a2a3a;
            margin: 32px 0 12px;
        }
        h3 i {
            color: var(--accent);
            margin-right: 8px;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #2d3436;
            margin: 24px 0 8px;
        }
        p {
            margin-bottom: 18px;
            font-size: 1.02rem;
            color: var(--text);
        }
        ul,
        ol {
            margin: 12px 0 20px 24px;
        }
        li {
            margin-bottom: 8px;
            font-size: 1.02rem;
        }
        .highlight-box {
            background: #fff8e1;
            border-left: 4px solid var(--accent);
            padding: 18px 22px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 24px 0;
        }
        .highlight-box strong {
            color: var(--primary);
        }
        .tip-box {
            background: #e8f5e9;
            border-left: 4px solid #2e7d32;
            padding: 18px 22px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 24px 0;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 16px;
            margin: 28px 0;
        }
        .stat-card {
            background: var(--bg);
            padding: 20px 16px;
            border-radius: var(--radius);
            text-align: center;
            border: 1px solid var(--border);
            transition: transform 0.2s;
        }
        .stat-card:hover {
            transform: translateY(-3px);
        }
        .stat-card .number {
            font-size: 2rem;
            font-weight: 800;
            color: var(--secondary);
            display: block;
        }
        .stat-card .label {
            font-size: 0.9rem;
            color: var(--text-light);
            margin-top: 4px;
        }
        .interview-card {
            background: #f0f4f8;
            border-radius: var(--radius);
            padding: 24px 28px;
            margin: 28px 0;
            border: 1px solid var(--border);
        }
        .interview-card .interviewee {
            font-weight: 700;
            color: var(--primary);
            font-size: 1.1rem;
        }
        .interview-card .role {
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 24px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th {
            background: var(--primary);
            color: var(--white);
            padding: 12px 16px;
            text-align: left;
            font-weight: 600;
        }
        td {
            padding: 10px 16px;
            border-bottom: 1px solid var(--border);
        }
        tr:hover td {
            background: #f1f3f5;
        }
        .image-wrapper {
            margin: 32px 0;
            border-radius: var(--radius);
            overflow: hidden;
            background: #e9ecef;
        }
        .image-wrapper img {
            width: 100%;
            object-fit: cover;
        }
        .image-wrapper .caption {
            padding: 12px 16px;
            font-size: 0.88rem;
            color: var(--text-light);
            background: #f8f9fa;
            text-align: center;
            font-style: italic;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 10px;
        }
        .sidebar ul {
            list-style: none;
            margin: 16px 0 0;
            padding: 0;
        }
        .sidebar ul li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.95rem;
        }
        .sidebar ul li:last-child {
            border-bottom: none;
        }
        .sidebar ul li a {
            color: var(--text);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar ul li a:hover {
            color: var(--secondary);
            text-decoration: none;
        }
        .sidebar ul li a i {
            color: var(--accent);
            font-size: 0.8rem;
        }
        .search-form {
            display: flex;
            gap: 8px;
            margin: 20px 0 28px;
        }
        .search-form input {
            flex: 1;
            padding: 12px 18px;
            border: 2px solid var(--border);
            border-radius: 30px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-form input:focus {
            border-color: var(--secondary);
        }
        .search-form button {
            background: var(--secondary);
            color: var(--white);
            border: none;
            border-radius: 30px;
            padding: 0 24px;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .search-form button:hover {
            background: #c0392b;
        }
        .interaction-section {
            margin-top: 50px;
            padding-top: 30px;
            border-top: 2px solid var(--border);
        }
        .comment-form,
        .rating-form {
            background: var(--bg);
            padding: 24px 28px;
            border-radius: var(--radius);
            margin: 20px 0 30px;
            border: 1px solid var(--border);
        }
        .comment-form textarea {
            width: 100%;
            padding: 14px 18px;
            border: 2px solid var(--border);
            border-radius: 10px;
            font-family: var(--font);
            font-size: 1rem;
            resize: vertical;
            min-height: 110px;
            outline: none;
            transition: border 0.2s;
        }
        .comment-form textarea:focus {
            border-color: var(--secondary);
        }
        .comment-form input[type="text"] {
            width: 100%;
            padding: 12px 18px;
            border: 2px solid var(--border);
            border-radius: 10px;
            font-size: 1rem;
            outline: none;
            transition: border 0.2s;
            margin: 8px 0 14px;
        }
        .comment-form input:focus {
            border-color: var(--secondary);
        }
        .comment-form button,
        .rating-form button {
            background: var(--primary);
            color: var(--white);
            border: none;
            padding: 12px 32px;
            border-radius: 30px;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
            font-weight: 600;
        }
        .comment-form button:hover,
        .rating-form button:hover {
            background: #0f1a24;
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 2rem;
            cursor: pointer;
            margin: 12px 0 18px;
            direction: rtl;
            justify-content: flex-end;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #ccc;
            transition: color 0.2s;
            cursor: pointer;
        }
        .star-rating input:checked~label,
        .star-rating label:hover,
        .star-rating label:hover~label {
            color: #f1c40f;
        }
        friend-link {
            display: block;
            padding: 28px 0 18px;
            border-top: 1px solid var(--border);
            margin-top: 10px;
        }
        friend-link .fl-title {
            font-weight: 700;
            font-size: 1.1rem;
            color: var(--primary);
            margin-bottom: 14px;
            display: block;
        }
        friend-link .fl-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 20px;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        friend-link .fl-list li a {
            color: var(--text-light);
            font-size: 0.92rem;
            transition: color 0.2s;
        }
        friend-link .fl-list li a:hover {
            color: var(--secondary);
        }
        footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.8);
            padding: 32px 20px 28px;
            margin-top: 30px;
        }
        footer .footer-inner {
            max-width: var(--max-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        footer .copyright {
            font-size: 0.88rem;
            opacity: 0.85;
        }
        footer .copyright strong {
            color: var(--accent);
        }
        footer .footer-links a {
            color: rgba(255, 255, 255, 0.75);
            margin: 0 8px;
            font-size: 0.88rem;
        }
        footer .footer-links a:hover {
            color: var(--white);
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .article-body {
                order: 1;
                padding: 28px 22px;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0 8px;
                gap: 4px;
            }
            nav.open {
                display: flex;
            }
            nav a {
                padding: 10px 14px;
                border-radius: 6px;
            }
            .header-inner {
                padding: 10px 16px;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .article-body {
                padding: 20px 16px;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.3rem;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .star-rating {
                font-size: 1.6rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                padding: 12px;
                justify-content: center;
            }
            .breadcrumb {
                font-size: 0.75rem;
                padding: 8px 14px;
                overflow-x: auto;
                white-space: nowrap;
            }
            footer .footer-inner {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .interview-card {
                padding: 16px 18px;
            }
            .table-wrap {
                font-size: 0.8rem;
            }
            th,
            td {
                padding: 8px 10px;
            }
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--secondary);
            color: var(--white);
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            box-shadow: 0 4px 16px rgba(230, 57, 70, 0.3);
            transition: all 0.3s;
            z-index: 999;
            border: none;
            cursor: pointer;
        }
        .back-to-top:hover {
            background: var(--primary);
            transform: translateY(-3px);
        }
        .update-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #e8f5e9;
            color: #2e7d32;
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.82rem;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .update-badge i {
            font-size: 0.75rem;
        }
        .emoji-big {
            font-size: 1.4em;
            line-height: 1;
        }
        .section-divider {
            height: 2px;
            background: linear-gradient(to right, var(--accent), var(--secondary));
            margin: 40px 0;
            border-radius: 2px;
            opacity: 0.3;
        }