*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
        html { scroll-behavior: smooth; font-size: 16px; }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            background: #f5f7fa;
            color: #1a1a2e;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a { color: #2d6a9f; text-decoration: none; transition: color 0.2s; }
        a:hover { color: #1a3d5e; text-decoration: underline; }
        img { max-width: 100%; height: auto; display: block; }
        ul, ol { padding-left: 1.5rem; margin-bottom: 1rem; }
        li { margin-bottom: 0.35rem; }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        .site-header {
            background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
            color: #fff;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            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;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(to right, #f7971e, #ffd200);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            text-decoration: none !important;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .my-logo i { font-size: 2rem; -webkit-text-fill-color: #ffd200; }
        .my-logo:hover { opacity: 0.9; text-decoration: none !important; }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: #aaa;
            display: block;
            letter-spacing: 1px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 1.5rem;
        }
        .main-nav a {
            color: #ddd;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.4rem 0;
            border-bottom: 2px solid transparent;
            transition: all 0.25s;
        }
        .main-nav a:hover { color: #ffd200; border-bottom-color: #ffd200; text-decoration: none; }
        .main-nav a i { margin-right: 0.3rem; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.25rem;
            line-height: 1;
        }
        .nav-toggle { display: none; }
        .breadcrumb {
            background: #eef1f5;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #dce1e8;
        }
        .breadcrumb .container { display: flex; flex-wrap: wrap; align-items: center; gap: 0.3rem; }
        .breadcrumb a { color: #2d6a9f; }
        .breadcrumb span { color: #666; }
        .breadcrumb .sep { margin: 0 0.3rem; color: #999; }
        main { flex: 1; padding: 2rem 0 3rem; }
        article h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 0.5rem;
            color: #0f0c29;
        }
        article h1 i { color: #f7971e; margin-right: 0.5rem; }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem 2rem;
            color: #666;
            font-size: 0.9rem;
            margin-bottom: 1.5rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid #e0e4ea;
        }
        .article-meta i { margin-right: 0.3rem; }
        .last-updated { font-weight: 600; color: #1a1a2e; }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin: 2.2rem 0 1rem;
            color: #1a1a2e;
            border-left: 5px solid #f7971e;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin: 1.8rem 0 0.8rem;
            color: #2d2d44;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin: 1.2rem 0 0.5rem;
            color: #3d3d5c;
        }
        p { margin-bottom: 1rem; }
        .lead { font-size: 1.15rem; color: #2d2d44; font-weight: 500; }
        .featured-image {
            margin: 1.5rem 0 2rem;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0,0,0,0.12);
        }
        .featured-image img { width: 100%; }
        .featured-image figcaption {
            background: #fff;
            padding: 0.75rem 1rem;
            font-size: 0.85rem;
            color: #666;
            border-top: 1px solid #eef1f5;
        }
        .search-section {
            background: #fff;
            border-radius: 12px;
            padding: 1.5rem;
            margin: 2rem 0;
            box-shadow: 0 4px 20px rgba(0,0,0,0.06);
        }
        .search-section h3 { margin-top: 0; }
        .search-form {
            display: flex;
            gap: 0.75rem;
            flex-wrap: wrap;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #dce1e8;
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        .search-form input[type="text"]:focus { border-color: #f7971e; }
        .search-form button {
            background: linear-gradient(135deg, #f7971e, #ffd200);
            border: none;
            color: #1a1a2e;
            font-weight: 700;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            cursor: pointer;
            font-size: 1rem;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .search-form button:hover { transform: scale(1.02); box-shadow: 0 6px 20px rgba(247,151,30,0.35); }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
            margin: 2.5rem 0;
        }
        @media (max-width: 700px) { .feedback-grid { grid-template-columns: 1fr; } }
        .feedback-card {
            background: #fff;
            border-radius: 12px;
            padding: 1.5rem;
            box-shadow: 0 4px 20px rgba(0,0,0,0.06);
        }
        .feedback-card h3 { margin-top: 0; font-size: 1.2rem; }
        .feedback-card h3 i { margin-right: 0.5rem; color: #f7971e; }
        .feedback-card form { display: flex; flex-direction: column; gap: 0.8rem; }
        .feedback-card textarea,
        .feedback-card input,
        .feedback-card select {
            padding: 0.7rem 1rem;
            border: 2px solid #dce1e8;
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: inherit;
            outline: none;
            transition: border-color 0.3s;
            width: 100%;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus,
        .feedback-card select:focus { border-color: #f7971e; }
        .feedback-card textarea { min-height: 80px; resize: vertical; }
        .feedback-card .btn-submit {
            background: linear-gradient(135deg, #302b63, #24243e);
            color: #fff;
            border: none;
            padding: 0.7rem 1.5rem;
            border-radius: 50px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
            font-size: 0.95rem;
        }
        .feedback-card .btn-submit:hover { transform: scale(1.02); box-shadow: 0 6px 20px rgba(48,43,99,0.3); }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.25rem;
        }
        .star-rating input { display: none; }
        .star-rating label {
            font-size: 1.8rem;
            color: #ccc;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label { color: #f7971e; }
        .info-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            background: #fff;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0,0,0,0.06);
        }
        .info-table th, .info-table td {
            padding: 0.75rem 1rem;
            text-align: left;
            border-bottom: 1px solid #eef1f5;
        }
        .info-table th { background: #f0f2f6; font-weight: 700; color: #1a1a2e; }
        .info-table tr:last-child td { border-bottom: none; }
        friend-link {
            display: block;
            background: #fff;
            border-radius: 12px;
            padding: 1.5rem;
            margin-top: 2rem;
            box-shadow: 0 4px 20px rgba(0,0,0,0.06);
        }
        friend-link h3 {
            margin: 0 0 1rem;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        friend-link ul {
            list-style: none;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.5rem;
        }
        friend-link li { margin: 0; }
        friend-link a {
            color: #2d6a9f;
            font-weight: 500;
            padding: 0.25rem 0;
            border-bottom: 2px solid transparent;
        }
        friend-link a:hover { border-bottom-color: #f7971e; text-decoration: none; }
        .site-footer {
            background: #0f0c29;
            color: #bbb;
            padding: 2rem 0 1.5rem;
            margin-top: 2rem;
            font-size: 0.9rem;
        }
        .site-footer .container { display: flex; flex-direction: column; gap: 1rem; }
        .footer-flex { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem; }
        .footer-flex .copyright { color: #888; }
        .footer-flex .copyright strong { color: #ddd; }
        .footer-links a { color: #aaa; margin: 0 0.5rem; }
        .footer-links a:hover { color: #ffd200; }
        @media (max-width: 768px) {
            .hamburger { display: block; }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                padding: 1rem 0 0.5rem;
                gap: 0.5rem;
            }
            .nav-toggle:checked ~ .main-nav { display: flex; }
            .main-nav a { padding: 0.5rem 0; border-bottom: 1px solid rgba(255,255,255,0.1); width: 100%; }
            article h1 { font-size: 1.8rem; }
            h2 { font-size: 1.5rem; }
            h3 { font-size: 1.2rem; }
            .my-logo { font-size: 1.4rem; }
            .my-logo small { font-size: 0.6rem; }
        }
        @media (max-width: 480px) {
            .container { padding: 0 1rem; }
            .search-form input[type="text"] { min-width: 140px; }
            .feedback-card { padding: 1rem; }
        }
        .highlight-box {
            background: #fef7e8;
            border-left: 5px solid #f7971e;
            padding: 1.2rem 1.5rem;
            border-radius: 0 10px 10px 0;
            margin: 1.5rem 0;
        }
        .highlight-box p:last-child { margin-bottom: 0; }
        .emoji-big { font-size: 1.3rem; }
        .tag {
            display: inline-block;
            background: #eef1f5;
            padding: 0.2rem 0.8rem;
            border-radius: 50px;
            font-size: 0.8rem;
            color: #555;
            margin-right: 0.3rem;
        }
        .schema-hidden { display: none; }