*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            background: #f8f6f2;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0;
        }
        a {
            color: #2a6f97;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #1a4f6a;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 24px;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 0.75rem;
            color: #0b2b3c;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            margin-top: 3rem;
            margin-bottom: 1rem;
            color: #0f3b4f;
            border-bottom: 3px solid #f0c75e;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
            color: #1a4f6a;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
            color: #2a6f97;
        }
        p,
        li {
            font-size: 1.0625rem;
            margin-bottom: 1rem;
        }
        .lead {
            font-size: 1.25rem;
            font-weight: 400;
            color: #2c3e4e;
        }
        strong {
            font-weight: 700;
            color: #0b2b3c;
        }
        .highlight {
            background: #fef4d9;
            padding: 0.1rem 0.3rem;
            border-radius: 4px;
        }
        .site-header {
            background: #ffffff;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
            position: sticky;
            top: 0;
            z-index: 100;
            padding: 0.6rem 0;
            border-bottom: 3px solid #f0c75e;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #0b2b3c;
            letter-spacing: -0.03em;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            color: #f0c75e;
            font-size: 1.6rem;
        }
        .my-logo:hover {
            text-decoration: none;
            color: #1a4f6a;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.2rem;
            flex-wrap: wrap;
        }
        .main-nav a {
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.4rem 0.8rem;
            border-radius: 6px;
            color: #1e2a3a;
            transition: background 0.2s, color 0.2s;
        }
        .main-nav a:hover {
            background: #fef4d9;
            color: #0b2b3c;
            text-decoration: none;
        }
        .main-nav a.active {
            background: #0b2b3c;
            color: #fff;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: #0b2b3c;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
        }
        .nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: #f0ebe3;
            padding: 0.6rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #e0d6c8;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #8a7f72;
            font-weight: 600;
        }
        .breadcrumb a {
            color: #2a6f97;
        }
        .breadcrumb .current {
            color: #5a4e40;
            font-weight: 500;
        }
        .hero {
            background: linear-gradient(135deg, #f8f0e0 0%, #e8dcc8 100%);
            padding: 2.8rem 0 2.4rem;
            border-bottom: 1px solid #e0d6c8;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2.4rem;
            align-items: center;
        }
        .hero-img {
            border-radius: 16px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
            width: 100%;
            height: auto;
        }
        .hero h1 {
            font-size: 2.8rem;
        }
        .hero .meta {
            display: flex;
            gap: 1.2rem;
            flex-wrap: wrap;
            font-size: 0.95rem;
            color: #5a4e40;
            margin-top: 0.8rem;
        }
        .hero .meta i {
            margin-right: 0.3rem;
            color: #f0c75e;
        }
        .btn {
            display: inline-block;
            padding: 0.7rem 1.8rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all 0.25s;
            background: #f0c75e;
            color: #0b2b3c;
        }
        .btn:hover {
            background: #e0b84e;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(240, 199, 94, 0.35);
            text-decoration: none;
        }
        .btn-outline {
            background: transparent;
            border: 2px solid #0b2b3c;
            color: #0b2b3c;
        }
        .btn-outline:hover {
            background: #0b2b3c;
            color: #fff;
        }
        .btn-sm {
            padding: 0.4rem 1.2rem;
            font-size: 0.9rem;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 1.6rem;
            margin: 1.6rem 0;
        }
        .card {
            background: #fff;
            border-radius: 14px;
            padding: 1.6rem;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
            border: 1px solid #ece6dc;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.08);
        }
        .card h3 {
            margin-top: 0;
            font-size: 1.3rem;
        }
        .card i {
            color: #f0c75e;
            font-size: 1.8rem;
            margin-bottom: 0.6rem;
        }
        .word-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
            gap: 0.6rem;
            margin: 1.2rem 0;
        }
        .word-tag {
            background: #fef4d9;
            padding: 0.4rem 1rem;
            border-radius: 30px;
            font-size: 0.95rem;
            font-weight: 500;
            text-align: center;
            border: 1px solid #f0dba0;
            transition: background 0.2s;
        }
        .word-tag:hover {
            background: #f0c75e;
        }
        .form-section {
            background: #fff;
            border-radius: 16px;
            padding: 2rem;
            border: 1px solid #ece6dc;
            margin: 2rem 0;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.03);
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
            color: #1e2a3a;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #e0d6c8;
            border-radius: 10px;
            font-size: 1rem;
            font-family: inherit;
            background: #faf8f5;
            transition: border-color 0.2s;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: #f0c75e;
            outline: none;
            background: #fff;
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            gap: 0.3rem;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
        }
        .star-rating i.active {
            color: #f0c75e;
        }
        .star-rating i:hover {
            color: #f0c75e;
        }
        .comment-item {
            padding: 1.2rem 0;
            border-bottom: 1px solid #ece6dc;
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-author {
            font-weight: 700;
            color: #0b2b3c;
        }
        .comment-meta {
            font-size: 0.85rem;
            color: #8a7f72;
        }
        .comment-stars {
            color: #f0c75e;
            font-size: 0.95rem;
        }
        .related-links {
            background: #f0ebe3;
            border-radius: 14px;
            padding: 1.6rem 2rem;
            margin: 2rem 0;
        }
        .related-links ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 0.6rem 1.2rem;
        }
        .related-links li::before {
            content: "🎯 ";
        }
        friend-link {
            display: block;
            background: #f0ebe3;
            border-radius: 14px;
            padding: 1.6rem 2rem;
            margin: 2rem 0;
        }
        friend-link a {
            display: inline-block;
            margin: 0.3rem 1rem 0.3rem 0;
            font-weight: 500;
        }
        .site-footer {
            background: #0b2b3c;
            color: #d6d0c8;
            padding: 2.4rem 0 1.6rem;
            margin-top: 3rem;
            border-top: 4px solid #f0c75e;
        }
        .site-footer a {
            color: #f0c75e;
        }
        .site-footer a:hover {
            color: #fff;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        .footer-copy {
            text-align: center;
            margin-top: 2rem;
            padding-top: 1.2rem;
            border-top: 1px solid #1a4f6a;
            font-size: 0.9rem;
        }
        .eeat-badge {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem;
            background: #fef4d9;
            border-radius: 12px;
            padding: 1.2rem 1.8rem;
            margin: 1.6rem 0;
            font-size: 0.95rem;
            align-items: center;
            border-left: 4px solid #f0c75e;
        }
        .eeat-badge i {
            font-size: 1.6rem;
            color: #f0c75e;
        }
        @media (max-width: 820px) {
            .hero-grid {
                grid-template-columns: 1fr;
                text-align: center;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 0.8rem 0 0.4rem;
                gap: 0.4rem;
            }
            .nav-toggle:checked~.main-nav {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 0.6rem 0.8rem;
                border-radius: 8px;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .word-grid {
                grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
            }
            .related-links ul {
                grid-template-columns: 1fr;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .container {
                padding: 0 16px;
            }
            .form-section {
                padding: 1.2rem;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero .meta {
                font-size: 0.85rem;
                justify-content: center;
            }
            .btn {
                padding: 0.5rem 1.2rem;
                font-size: 0.9rem;
            }
            .eeat-badge {
                flex-direction: column;
                text-align: center;
            }
        }
        [id] {
            scroll-margin-top: 80px;
        }
        .text-center {
            text-align: center;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.6rem;
            flex-wrap: wrap;
        }
        .gap-1 {
            gap: 1rem;
        }