*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a4a2e;
            --primary-light: #2d6a4f;
            --primary-dark: #0d2b1a;
            --secondary: #f4a261;
            --accent: #e9c46a;
            --bg: #f9fbf7;
            --bg-card: #ffffff;
            --text: #1e2a1e;
            --text-light: #4a5a4a;
            --border: #d4e0d4;
            --shadow: 0 4px 20px rgba(0, 20, 0, 0.08);
            --radius: 12px;
            --max-width: 1200px;
            --font: 'Segoe UI', system-ui, -apple-system, 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;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color 0.2s;
        }
        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: var(--primary);
            color: #fff;
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }
        .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: 1px;
            color: #fff;
            background: var(--primary-dark);
            padding: 4px 18px;
            border-radius: 40px;
            border: 2px solid var(--accent);
            transition: 0.2s;
            display: inline-block;
            text-decoration: none !important;
        }
        .my-logo:hover {
            background: var(--primary-light);
            transform: scale(1.02);
            color: #fff;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.5rem;
            display: block;
            letter-spacing: 2px;
            opacity: 0.8;
            font-weight: 400;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            font-size: 1.6rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .nav-menu {
            display: flex;
            gap: 6px 18px;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-menu a {
            color: rgba(255, 255, 255, 0.9);
            font-weight: 500;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
            text-decoration: none;
        }
        .nav-menu a:hover,
        .nav-menu a.active {
            color: var(--accent);
            border-bottom-color: var(--accent);
            text-decoration: none;
        }
        .breadcrumb {
            background: var(--bg-card);
            padding: 10px 0;
            border-bottom: 1px solid var(--border);
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 12px;
            color: var(--text-light);
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }
        .hero {
            padding: 50px 0 30px;
            text-align: center;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .hero p {
            font-size: 1.15rem;
            color: var(--text-light);
            max-width: 750px;
            margin: 0 auto 24px;
        }
        .hero .meta {
            font-size: 0.9rem;
            color: var(--text-light);
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .hero .meta i {
            margin-right: 6px;
            color: var(--primary-light);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 20px 0 50px;
        }
        .main-content h2 {
            font-size: 2rem;
            color: var(--primary);
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--accent);
        }
        .main-content h2:first-of-type {
            margin-top: 0;
        }
        .main-content h3 {
            font-size: 1.4rem;
            color: var(--primary-dark);
            margin: 32px 0 12px;
        }
        .main-content h4 {
            font-size: 1.15rem;
            color: var(--primary-light);
            margin: 24px 0 8px;
        }
        .main-content p {
            margin-bottom: 18px;
            color: var(--text);
        }
        .main-content ul,
        .main-content ol {
            margin: 0 0 20px 24px;
        }
        .main-content li {
            margin-bottom: 6px;
        }
        .main-content .feature-box {
            background: var(--bg-card);
            border-left: 5px solid var(--secondary);
            padding: 18px 24px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 24px 0;
            box-shadow: var(--shadow);
        }
        .main-content .insight {
            background: #edf7f0;
            padding: 18px 24px;
            border-radius: var(--radius);
            margin: 20px 0;
            font-style: italic;
            border: 1px solid var(--border);
        }
        .main-content .link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 18px;
            padding: 12px 0 18px;
            list-style: none;
            margin: 0;
        }
        .main-content .link-list li a {
            background: var(--bg-card);
            padding: 4px 16px;
            border-radius: 40px;
            border: 1px solid var(--border);
            font-weight: 500;
            transition: 0.2s;
            display: inline-block;
        }
        .main-content .link-list li a:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            text-decoration: none;
        }
        .main-content .image-wrapper {
            margin: 32px 0;
            background: var(--bg-card);
            padding: 12px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .main-content .image-wrapper figcaption {
            font-size: 0.85rem;
            color: var(--text-light);
            text-align: center;
            padding: 8px 0 4px;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 24px 0;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        .table-wrap table {
            width: 100%;
            border-collapse: collapse;
            background: var(--bg-card);
            font-size: 0.95rem;
        }
        .table-wrap th,
        .table-wrap td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border);
        }
        .table-wrap th {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        .table-wrap tr:last-child td {
            border-bottom: none;
        }
        .table-wrap tr:hover td {
            background: #f0f7f0;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar .card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 22px 20px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .sidebar .card h3 {
            font-size: 1.2rem;
            color: var(--primary);
            margin-bottom: 12px;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 6px;
        }
        .sidebar .card ul {
            list-style: none;
            margin: 0;
        }
        .sidebar .card ul li {
            padding: 6px 0;
            border-bottom: 1px solid var(--border);
        }
        .sidebar .card ul li:last-child {
            border-bottom: none;
        }
        .sidebar .card ul li a {
            font-weight: 500;
        }
        .search-form {
            display: flex;
            gap: 8px;
        }
        .search-form input {
            flex: 1;
            padding: 10px 14px;
            border: 2px solid var(--border);
            border-radius: 40px;
            font-size: 0.95rem;
            outline: none;
            transition: 0.2s;
            background: var(--bg);
        }
        .search-form input:focus {
            border-color: var(--primary-light);
        }
        .search-form button {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: 40px;
            padding: 0 18px;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.2s;
        }
        .search-form button:hover {
            background: var(--primary-dark);
        }
        .comment-form textarea,
        .score-form select,
        .score-form button,
        .comment-form button {
            width: 100%;
            padding: 10px 14px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: var(--font);
            transition: 0.2s;
            background: var(--bg);
        }
        .comment-form textarea {
            min-height: 80px;
            resize: vertical;
        }
        .comment-form textarea:focus,
        .score-form select:focus {
            border-color: var(--primary-light);
            outline: none;
        }
        .comment-form button,
        .score-form button {
            background: var(--primary);
            color: #fff;
            border: none;
            font-weight: 600;
            cursor: pointer;
            margin-top: 8px;
        }
        .comment-form button:hover,
        .score-form button:hover {
            background: var(--primary-dark);
        }
        .score-form select {
            margin-bottom: 6px;
        }
        .score-display {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .score-display i {
            color: var(--accent);
        }
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 40px 0 20px;
            margin-top: 40px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 30px;
        }
        .footer-inner h4 {
            color: var(--accent);
            margin-bottom: 12px;
            font-size: 1.1rem;
        }
        .footer-inner a {
            color: rgba(255, 255, 255, 0.75);
        }
        .footer-inner a:hover {
            color: var(--accent);
        }
        .footer-inner ul {
            list-style: none;
            margin: 0;
        }
        .footer-inner ul li {
            padding: 4px 0;
        }
        friend-link {
            display: block;
            padding: 12px 0 8px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 12px;
            font-size: 0.9rem;
        }
        friend-link a {
            margin: 0 12px 0 4px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 20px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }
        @media (max-width: 900px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                order: 2;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 680px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 12px 0 4px;
                gap: 4px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 8px 0;
                border-bottom: none;
            }
            .header-inner {
                align-items: center;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
            }
            .my-logo {
                font-size: 1.4rem;
                padding: 2px 14px;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
            .main-content h2 {
                font-size: 1.6rem;
            }
            .main-content h3 {
                font-size: 1.2rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            .hero {
                padding: 30px 0 20px;
            }
            .hero h1 {
                font-size: 1.5rem;
            }
            .hero .meta {
                flex-direction: column;
                gap: 6px;
            }
            .main-content .link-list {
                gap: 6px 10px;
            }
            .main-content .link-list li a {
                font-size: 0.85rem;
                padding: 2px 12px;
            }
        }
        .text-center {
            text-align: center;
        }
        .mt-20 {
            margin-top: 20px;
        }
        .mb-20 {
            margin-bottom: 20px;
        }
        .emoji-big {
            font-size: 1.4em;
        }
        .badge {
            display: inline-block;
            background: var(--accent);
            color: var(--primary-dark);
            padding: 2px 14px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
        }