*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a2a3a;
            --accent: #d4a574;
            --accent-dark: #b88950;
            --bg: #faf6f0;
            --card: #ffffff;
            --text: #2c2c2c;
            --text-light: #6b7280;
            --border: #e5e7eb;
            --radius: 12px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.8;
            font-size: 16px;
        }
        a {
            color: var(--accent-dark);
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: var(--primary);
        }
        header {
            background: linear-gradient(135deg, #15202b 0%, #1a2a3a 100%);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }
        .header-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            color: var(--accent);
            letter-spacing: 1px;
            text-transform: uppercase;
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }
        .my-logo:hover {
            color: #f0d5b0;
        }
        .my-logo i {
            font-size: 2rem;
        }
        .nav-menu {
            display: flex;
            gap: 1.5rem;
            list-style: none;
            align-items: center;
        }
        .nav-menu li a {
            color: #edf2f7;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.5rem 0.8rem;
            border-radius: 6px;
            transition: all 0.2s;
        }
        .nav-menu li a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: var(--accent);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 0.3rem 0.6rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.5rem;
                padding: 1rem 0 0.5rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                display: block;
                padding: 0.7rem 0.8rem;
                border-left: 3px solid transparent;
            }
            .nav-menu li a:hover {
                border-left-color: var(--accent);
                background: rgba(255, 255, 255, 0.08);
            }
        }
        .breadcrumb {
            max-width: 1280px;
            margin: 0 auto;
            padding: 1rem 20px 0;
            font-size: 0.85rem;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--accent-dark);
        }
        .breadcrumb span {
            margin: 0 6px;
            color: #aaa;
        }
        .search-section {
            max-width: 1280px;
            margin: 1.5rem auto 0;
            padding: 0 20px;
        }
        .search-form {
            display: flex;
            max-width: 560px;
            background: var(--card);
            border-radius: 50px;
            box-shadow: var(--shadow);
            overflow: hidden;
            border: 2px solid var(--border);
        }
        .search-form input {
            flex: 1;
            border: none;
            padding: 0.8rem 1.5rem;
            font-size: 0.95rem;
            outline: none;
            background: transparent;
        }
        .search-form button {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 0.8rem 1.5rem;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .search-form button:hover {
            background: #2d3f50;
        }
        main {
            max-width: 1280px;
            margin: 0 auto;
            padding: 2rem 20px;
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: var(--card);
            border-radius: var(--radius);
            padding: 2.5rem;
            box-shadow: var(--shadow);
        }
        @media (max-width: 768px) {
            article {
                padding: 1.5rem;
            }
        }
        article h1 {
            font-size: 2.2rem;
            color: var(--primary);
            line-height: 1.3;
            margin-bottom: 0.8rem;
            border-left: 5px solid var(--accent);
            padding-left: 1rem;
        }
        article h2 {
            font-size: 1.6rem;
            color: var(--primary);
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent);
        }
        article h3 {
            font-size: 1.2rem;
            color: var(--primary);
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
        }
        article h4 {
            font-size: 1rem;
            color: var(--accent-dark);
            margin-top: 1.2rem;
            margin-bottom: 0.4rem;
            font-weight: 700;
        }
        article p {
            margin-bottom: 1rem;
            text-align: justify;
        }
        article ul,
        article ol {
            margin: 0 0 1.2rem 1.5rem;
        }
        article li {
            margin-bottom: 0.4rem;
        }
        .hero-image {
            width: 100%;
            border-radius: var(--radius);
            margin: 1.5rem 0 2rem;
            box-shadow: var(--shadow);
        }
        .hero-image img {
            width: 100%;
            height: auto;
            border-radius: var(--radius);
            display: block;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
        }
        table th,
        table td {
            padding: 0.7rem 0.9rem;
            border: 1px solid var(--border);
            text-align: left;
        }
        table th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        table tr:nth-child(even) {
            background: #f8f5f0;
        }
        .tip-box {
            background: #fef9ef;
            border-left: 4px solid var(--accent);
            padding: 1rem 1.2rem;
            margin: 1.2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .warning-box {
            background: #fff5f5;
            border-left: 4px solid #e53e3e;
            padding: 1rem 1.2rem;
            margin: 1.2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .info-box {
            background: #ebf8ff;
            border-left: 4px solid #3182ce;
            padding: 1rem 1.2rem;
            margin: 1.2rem 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .character-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
            gap: 1rem;
            margin: 1rem 0;
        }
        .character-card {
            background: #f8f4ef;
            border-radius: var(--radius);
            padding: 1rem;
            text-align: center;
            transition: transform 0.2s, box-shadow 0.2s;
            border: 1px solid var(--border);
        }
        .character-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
        }
        .character-card .char-icon {
            font-size: 2.5rem;
            margin-bottom: 0.5rem;
        }
        .character-card .char-name {
            font-weight: 700;
            color: var(--primary);
        }
        .character-card .char-element {
            font-size: 0.8rem;
            color: var(--text-light);
            margin-top: 0.3rem;
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .sidebar-card {
            background: var(--card);
            border-radius: var(--radius);
            padding: 1.5rem;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            color: var(--primary);
            margin-bottom: 0.8rem;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 0.4rem;
        }
        .sidebar-card ul {
            list-style: none;
        }
        .sidebar-card ul li {
            margin-bottom: 0.6rem;
        }
        .sidebar-card ul li a {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
            padding: 0.4rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .sidebar-card ul li a:hover {
            background: #f8f4ef;
        }
        .sidebar-card ul li a i {
            width: 20px;
            text-align: center;
            color: var(--accent-dark);
        }
        .form-section {
            background: var(--card);
            border-radius: var(--radius);
            padding: 1.8rem;
            margin-top: 2.5rem;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .form-section h3 {
            font-size: 1.2rem;
            color: var(--primary);
            margin-bottom: 1rem;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 0.4rem;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        .form-group label {
            font-weight: 600;
            font-size: 0.9rem;
            display: block;
            margin-bottom: 0.3rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 0.9rem;
            border: 1px solid var(--border);
            border-radius: 8px;
            font-size: 0.9rem;
            background: #fff;
            transition: border-color 0.2s;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--accent);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .form-submit {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 0.7rem 1.8rem;
            border-radius: 8px;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .form-submit:hover {
            background: #2d3f50;
        }
        .star-rating {
            display: flex;
            gap: 4px;
            font-size: 1.4rem;
            color: var(--border);
        }
        .star-rating i.active {
            color: var(--accent);
        }
        footer {
            background: linear-gradient(135deg, #15202b, #1a2a3a);
            color: #cbd5e0;
            padding: 3rem 0 2rem;
            margin-top: 3rem;
        }
        .footer-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-col h4 {
            color: var(--accent);
            font-size: 1.1rem;
            margin-bottom: 0.8rem;
        }
        .footer-col ul {
            list-style: none;
        }
        .footer-col ul li {
            margin-bottom: 0.5rem;
        }
        .footer-col ul li a {
            color: #cbd5e0;
            font-size: 0.9rem;
        }
        .footer-col ul li a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #2d3f50;
            font-size: 0.85rem;
            color: #8fa3b8;
        }
        friend-link {
            display: block;
            margin-top: 0.5rem;
            font-style: normal;
        }
        friend-link a {
            color: var(--accent);
            margin: 0 0.3rem;
        }
        @media (max-width: 768px) {
            article h1 {
                font-size: 1.6rem;
            }
            article h2 {
                font-size: 1.3rem;
            }
        }
        @media (max-width: 480px) {
            main {
                padding: 1rem 10px;
            }
            article {
                padding: 1rem;
            }
            .header-container {
                padding: 0 10px;
            }
        }