*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            line-height: 1.7;
            color: #1e1e2a;
            background: #f8f9fc;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #0b0e1a 0%, #1a1f2f 100%);
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #f5c842;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: opacity 0.25s;
        }
        .my-logo:hover {
            opacity: 0.85;
        }
        .my-logo .logo-icon {
            font-size: 2rem;
        }
        .my-logo .logo-sub {
            font-size: 0.65rem;
            display: block;
            color: #aab;
            letter-spacing: 2px;
            font-weight: 400;
            margin-top: -4px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #f5c842;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(245, 200, 66, 0.15);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px 18px;
            flex-wrap: wrap;
            list-style: none;
        }
        .nav-menu li a {
            color: #e0e4f0;
            text-decoration: none;
            font-size: 0.92rem;
            font-weight: 500;
            padding: 6px 10px;
            border-radius: 8px;
            transition: background 0.25s, color 0.25s;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-menu li a:hover,
        .nav-menu li a:focus-visible {
            background: rgba(245, 200, 66, 0.18);
            color: #f5c842;
        }
        .nav-menu li a i {
            font-size: 0.9rem;
        }
        .breadcrumb-wrap {
            background: #eef0f5;
            padding: 10px 0;
            border-bottom: 1px solid #dde0e8;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px 12px;
            list-style: none;
            font-size: 0.85rem;
            color: #4a4a5a;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: #8888a0;
            font-weight: 700;
        }
        .breadcrumb a {
            color: #2a4b8d;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb .current {
            color: #1a1a2a;
            font-weight: 600;
        }
        .main-content {
            padding: 40px 0 60px;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #0b0e1a;
            line-height: 1.2;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        h1 .highlight {
            color: #d97706;
            background: linear-gradient(135deg, #f59e0b, #d97706);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: #0f1a2e;
            margin-top: 48px;
            margin-bottom: 18px;
            border-bottom: 3px solid #f5c842;
            padding-bottom: 8px;
            display: inline-block;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: #1a2a44;
            margin-top: 32px;
            margin-bottom: 12px;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #2a3a5a;
            margin-top: 24px;
            margin-bottom: 8px;
        }
        p {
            margin-bottom: 18px;
            color: #2c2c3a;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 400;
            color: #2a2a3e;
            border-left: 4px solid #f5c842;
            padding-left: 20px;
            background: #f4f5fa;
            border-radius: 0 12px 12px 0;
            padding: 16px 20px;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
            margin: 28px 0;
        }
        .card {
            background: #ffffff;
            border-radius: 16px;
            padding: 24px 20px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            transition: transform 0.2s, box-shadow 0.25s;
            border: 1px solid #eef0f8;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.10);
        }
        .card h3 {
            margin-top: 0;
        }
        .card i {
            color: #d97706;
            margin-right: 6px;
        }
        .feature-img {
            width: 100%;
            max-width: 860px;
            border-radius: 18px;
            margin: 30px 0 24px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
            display: block;
            height: auto;
        }
        a {
            color: #1a4b8d;
            text-decoration: underline;
            text-underline-offset: 3px;
            transition: color 0.2s;
        }
        a:hover {
            color: #d97706;
        }
        .link-list {
            background: #f4f6fc;
            border-radius: 14px;
            padding: 20px 24px;
            margin: 24px 0;
            border-left: 4px solid #f5c842;
        }
        .link-list li {
            margin-bottom: 8px;
        }
        .search-section {
            background: #ffffff;
            border-radius: 18px;
            padding: 32px 28px;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
            margin: 40px 0;
            border: 1px solid #e8ecf4;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 12px;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 14px 18px;
            border: 2px solid #dde0ea;
            border-radius: 12px;
            font-size: 1rem;
            outline: none;
            transition: border 0.25s;
            background: #fafbff;
        }
        .search-form input[type="text"]:focus {
            border-color: #f5c842;
        }
        .search-form button {
            background: #0b0e1a;
            color: #f5c842;
            border: none;
            padding: 14px 28px;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: #1f2640;
            transform: scale(1.02);
        }
        .interact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 40px 0;
        }
        @media (max-width: 700px) {
            .interact-grid {
                grid-template-columns: 1fr;
            }
        }
        .interact-card {
            background: #ffffff;
            border-radius: 18px;
            padding: 28px 24px;
            box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
            border: 1px solid #eef0f8;
        }
        .interact-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .interact-card textarea {
            width: 100%;
            padding: 14px 16px;
            border: 2px solid #dde0ea;
            border-radius: 12px;
            font-size: 1rem;
            font-family: inherit;
            resize: vertical;
            min-height: 100px;
            outline: none;
            transition: border 0.25s;
            background: #fafbff;
        }
        .interact-card textarea:focus {
            border-color: #f5c842;
        }
        .interact-card input[type="text"],
        .interact-card input[type="number"] {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #dde0ea;
            border-radius: 12px;
            font-size: 1rem;
            outline: none;
            transition: border 0.25s;
            background: #fafbff;
            margin-bottom: 12px;
        }
        .interact-card input:focus {
            border-color: #f5c842;
        }
        .interact-card .btn-submit {
            background: #d97706;
            color: white;
            border: none;
            padding: 12px 28px;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .interact-card .btn-submit:hover {
            background: #b85e00;
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #dde0ea;
            cursor: pointer;
            margin: 10px 0 16px;
        }
        .star-rating i {
            transition: color 0.2s, transform 0.15s;
        }
        .star-rating i.active,
        .star-rating i:hover {
            color: #f5b342;
            transform: scale(1.1);
        }
        .rating-value {
            font-weight: 700;
            color: #0b0e1a;
            font-size: 1.1rem;
        }
        .site-footer {
            background: #0b0e1a;
            color: #c8cce0;
            padding: 40px 0 20px;
            margin-top: 40px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 32px;
            margin-bottom: 28px;
        }
        .site-footer h4 {
            color: #f5c842;
            margin-top: 0;
            font-size: 1.1rem;
        }
        .site-footer a {
            color: #b0b8d0;
            text-decoration: none;
        }
        .site-footer a:hover {
            color: #f5c842;
        }
        .friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            padding: 16px 20px;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 12px;
            margin-top: 8px;
        }
        .friend-link a {
            color: #d0d4e8;
            font-weight: 500;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .friend-link a:hover {
            background: rgba(245, 200, 66, 0.12);
            color: #f5c842;
        }
        .copyright {
            border-top: 1px solid #2a2e44;
            padding-top: 20px;
            text-align: center;
            font-size: 0.85rem;
            color: #888aaa;
        }
        .copyright strong {
            color: #c8cce0;
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding-top: 12px;
                gap: 4px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                width: 100%;
                padding: 10px 14px;
                border-radius: 8px;
            }
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                justify-content: center;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            h1 {
                font-size: 1.6rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .feature-img {
                border-radius: 12px;
            }
        }
        .last-update {
            display: block;
            text-align: right;
            font-size: 0.85rem;
            color: #777a92;
            margin-top: 8px;
            font-style: italic;
        }
        .emoji-lg {
            font-size: 1.4rem;
        }
        .text-accent {
            color: #d97706;
        }
        .badge {
            display: inline-block;
            background: #f5c842;
            color: #0b0e1a;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 12px;
            border-radius: 30px;
            letter-spacing: 0.5px;
        }
        .skip-link {
            position: absolute;
            top: -100px;
            left: 20px;
            background: #f5c842;
            color: #0b0e1a;
            padding: 12px 24px;
            z-index: 9999;
            border-radius: 8px;
            font-weight: 700;
        }
        .skip-link:focus {
            top: 12px;
        }