*,
        *::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, Roboto, 'Helvetica Neue', sans-serif;
            line-height: 1.75;
            color: #1a1a2e;
            background: #f8f9fc;
            padding: 0;
            margin: 0;
        }
        a {
            color: #0056b3;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #ff6b35;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
            color: #fff;
            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: 1.9rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #f9d423;
            text-shadow: 0 0 20px rgba(249, 212, 35, 0.3);
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.03);
            color: #ffeb7a;
            text-decoration: none;
        }
        .my-logo i {
            margin-right: 8px;
            color: #ff6b35;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #e0e0ff;
            padding: 8px 16px;
            border-radius: 40px;
            font-size: 0.92rem;
            font-weight: 500;
            transition: background 0.25s, color 0.25s;
        }
        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #f9d423;
            text-decoration: none;
        }
        .main-nav a.active {
            background: #f9d423;
            color: #1a1a2e;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 10px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .nav-mobile {
            display: none;
            width: 100%;
            flex-direction: column;
            gap: 6px;
            padding: 16px 0 8px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 12px;
        }
        .nav-mobile a {
            color: #e0e0ff;
            padding: 10px 16px;
            border-radius: 12px;
            font-size: 1rem;
            transition: background 0.2s;
        }
        .nav-mobile a:hover {
            background: rgba(255, 255, 255, 0.1);
            color: #f9d423;
            text-decoration: none;
        }
        .nav-mobile.open {
            display: flex;
        }
        .breadcrumb {
            background: #eef0f7;
            padding: 12px 0;
            font-size: 0.9rem;
            color: #444;
        }
        .breadcrumb a {
            color: #0056b3;
        }
        .breadcrumb a:hover {
            color: #ff6b35;
        }
        .breadcrumb span {
            color: #666;
        }
        .breadcrumb i {
            margin: 0 6px;
            font-size: 0.7rem;
            color: #999;
        }
        .main-content {
            padding: 40px 0 60px;
        }
        .main-content h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            color: #0f0c29;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .main-content h1 i {
            color: #f9d423;
            margin-right: 12px;
        }
        .main-content h2 {
            font-size: 1.9rem;
            font-weight: 700;
            margin: 48px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid #f9d423;
            color: #1a1a2e;
        }
        .main-content h3 {
            font-size: 1.5rem;
            font-weight: 600;
            margin: 32px 0 12px;
            color: #2d2d5e;
        }
        .main-content h4 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 24px 0 8px;
            color: #3d3d6e;
        }
        .main-content p {
            margin-bottom: 18px;
            color: #2c2c3a;
        }
        .main-content .highlight {
            background: #fef9e7;
            border-left: 4px solid #f9d423;
            padding: 16px 22px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
        }
        .main-content .highlight strong {
            color: #0f0c29;
        }
        .main-content ul,
        .main-content ol {
            margin: 0 0 20px 24px;
        }
        .main-content li {
            margin-bottom: 8px;
        }
        .main-content .btn-link {
            display: inline-block;
            background: #ff6b35;
            color: #fff;
            padding: 8px 22px;
            border-radius: 40px;
            font-weight: 600;
            transition: background 0.25s, transform 0.2s;
        }
        .main-content .btn-link:hover {
            background: #e55a2b;
            transform: translateY(-2px);
            text-decoration: none;
            color: #fff;
        }
        .featured-image {
            margin: 32px 0;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.12);
        }
        .featured-image img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
        }
        .featured-image figcaption {
            background: #fff;
            padding: 12px 20px;
            font-size: 0.9rem;
            color: #555;
            border-top: 1px solid #eee;
        }
        .last-updated {
            display: inline-block;
            background: #eef0f7;
            padding: 8px 20px;
            border-radius: 40px;
            font-size: 0.9rem;
            color: #555;
            margin-bottom: 24px;
        }
        .last-updated i {
            margin-right: 8px;
            color: #ff6b35;
        }
        .search-section {
            background: #fff;
            padding: 28px 30px;
            border-radius: 20px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
            margin: 40px 0;
        }
        .search-section h3 {
            margin-top: 0;
            color: #0f0c29;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: 2px solid #ddd;
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
            transition: border 0.25s;
        }
        .search-form input[type="text"]:focus {
            border-color: #f9d423;
        }
        .search-form button {
            background: #0f0c29;
            color: #fff;
            border: none;
            padding: 14px 32px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.2s;
        }
        .search-form button:hover {
            background: #302b63;
            transform: translateY(-2px);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 40px 0;
        }
        .feedback-card {
            background: #fff;
            padding: 28px 30px;
            border-radius: 20px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.4rem;
            color: #0f0c29;
        }
        .feedback-card label {
            display: block;
            font-weight: 600;
            margin: 16px 0 6px;
            color: #2d2d5e;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #ddd;
            border-radius: 12px;
            font-size: 1rem;
            outline: none;
            transition: border 0.25s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #f9d423;
        }
        .feedback-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .feedback-card .btn-submit {
            background: #f9d423;
            color: #1a1a2e;
            border: none;
            padding: 12px 28px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 700;
            cursor: pointer;
            transition: background 0.25s, transform 0.2s;
            margin-top: 12px;
            display: inline-block;
        }
        .feedback-card .btn-submit:hover {
            background: #e6c11e;
            transform: translateY(-2px);
        }
        .rating-stars {
            display: flex;
            gap: 8px;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin: 8px 0;
        }
        .rating-stars i {
            transition: color 0.2s, transform 0.2s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #f9d423;
            transform: scale(1.1);
        }
        friend-link {
            display: block;
            background: #1a1a2e;
            color: #ccc;
            padding: 40px 0;
            margin-top: 40px;
        }
        friend-link .container {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 28px;
            justify-content: center;
        }
        friend-link a {
            color: #e0e0ff;
            font-size: 0.95rem;
            transition: color 0.2s;
        }
        friend-link a:hover {
            color: #f9d423;
            text-decoration: underline;
        }
        friend-link .fl-title {
            width: 100%;
            text-align: center;
            font-size: 1.2rem;
            font-weight: 600;
            color: #f9d423;
            margin-bottom: 8px;
        }
        .site-footer {
            background: #0f0c29;
            color: #aaa;
            padding: 28px 0;
            text-align: center;
            font-size: 0.9rem;
        }
        .site-footer a {
            color: #e0e0ff;
        }
        .site-footer a:hover {
            color: #f9d423;
        }
        .site-footer .copyright {
            margin-top: 8px;
            font-size: 0.85rem;
            color: #777;
        }
        @media (max-width: 900px) {
            .main-content h1 {
                font-size: 2rem;
            }
            .main-content h2 {
                font-size: 1.6rem;
            }
            .main-content h3 {
                font-size: 1.3rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .main-content h1 {
                font-size: 1.7rem;
            }
            .main-content h2 {
                font-size: 1.4rem;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
            .feedback-card {
                padding: 20px;
            }
            .search-section {
                padding: 20px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            .main-content h1 {
                font-size: 1.4rem;
            }
            .main-content h2 {
                font-size: 1.2rem;
            }
            .main-content h3 {
                font-size: 1.1rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .last-updated {
                font-size: 0.8rem;
                padding: 6px 14px;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: #f9d423;
            color: #1a1a2e;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
            cursor: pointer;
            transition: transform 0.25s, opacity 0.3s;
            opacity: 0.7;
            border: none;
            z-index: 999;
        }
        .scroll-top:hover {
            transform: translateY(-4px);
            opacity: 1;
            color: #1a1a2e;
        }
        h2[id],
        h3[id],
        h4[id] {
            scroll-margin-top: 100px;
        }