*,
        *::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, 'Helvetica Neue', sans-serif;
            background: #f8f9fc;
            color: #1a1a2e;
            line-height: 1.7;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #0066cc;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #004499;
            text-decoration: underline;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
            color: #fff;
            padding: 0 0 4px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 20px;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #f5af19, #f12711, #f5af19);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: none;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: transform 0.2s ease;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
        }
        .my-logo i {
            -webkit-text-fill-color: initial;
            color: #f5af19;
            font-size: 1.6rem;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-size: 1.5rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: all 0.2s ease;
        }
        .nav-toggle:hover {
            border-color: #f5af19;
            background: rgba(245, 175, 25, 0.15);
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .nav-menu a {
            color: #e0e0ff;
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .nav-menu a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            text-decoration: none;
        }
        .nav-menu a i {
            margin-right: 6px;
            font-size: 0.85rem;
        }
        .breadcrumb {
            background: rgba(255, 255, 255, 0.06);
            padding: 8px 20px;
            font-size: 0.8rem;
            color: #aaa;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            max-width: 1200px;
            margin: 0 auto;
        }
        .breadcrumb li+li::before {
            content: "›";
            padding: 0 8px;
            color: #888;
        }
        .breadcrumb a {
            color: #9ad0ff;
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        .breadcrumb .active {
            color: #f5af19;
        }
        .hero {
            background: linear-gradient(145deg, #1a1a3e, #2d2b55);
            color: #fff;
            padding: 50px 20px 40px;
            text-align: center;
            border-bottom: 4px solid #f5af19;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            line-height: 1.15;
            margin-bottom: 16px;
            background: linear-gradient(135deg, #f5af19, #f12711);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: 1.15rem;
            max-width: 780px;
            margin: 0 auto 20px;
            color: #ccccee;
        }
        .hero .last-update {
            font-size: 0.85rem;
            color: #aab;
            display: block;
            margin-top: 8px;
        }
        .hero .last-update i {
            margin-right: 6px;
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 20px 60px;
            max-width: 1200px;
            margin: 0 auto;
        }
        .content-area {
            background: #fff;
            border-radius: 18px;
            padding: 36px 40px;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.06);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px 22px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.05);
            border: 1px solid #eef0f6;
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            margin-bottom: 16px;
            color: #1a1a2e;
            border-bottom: 2px solid #f0f2f8;
            padding-bottom: 10px;
        }
        .sidebar-card ul {
            list-style: none;
        }
        .sidebar-card ul li {
            padding: 6px 0;
        }
        .sidebar-card ul li a {
            color: #2a2a5e;
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card ul li a:hover {
            color: #f12711;
        }
        .sidebar-card ul li a i {
            color: #f5af19;
            font-size: 0.75rem;
        }
        .content-area h2 {
            font-size: 1.9rem;
            font-weight: 800;
            margin: 48px 0 16px 0;
            color: #0f0c29;
            border-left: 5px solid #f5af19;
            padding-left: 18px;
        }
        .content-area h2:first-of-type {
            margin-top: 0;
        }
        .content-area h3 {
            font-size: 1.4rem;
            font-weight: 700;
            margin: 32px 0 12px 0;
            color: #1a1a3e;
        }
        .content-area h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin: 24px 0 8px 0;
            color: #2d2b55;
        }
        .content-area p {
            margin-bottom: 18px;
            color: #2a2a3e;
            font-size: 1.02rem;
        }
        .content-area p strong {
            color: #0f0c29;
        }
        .content-area ul,
        .content-area ol {
            margin: 12px 0 20px 24px;
            color: #2a2a3e;
        }
        .content-area li {
            margin-bottom: 6px;
        }
        .featured-image {
            margin: 32px 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
            background: #f0f2f8;
        }
        .featured-image img {
            width: 100%;
            height: auto;
            display: block;
        }
        .featured-image figcaption {
            padding: 14px 20px;
            font-size: 0.85rem;
            color: #555;
            background: #f8f9fc;
            border-top: 1px solid #eef0f6;
        }
        .content-table {
            width: 100%;
            border-collapse: collapse;
            margin: 24px 0 28px;
            font-size: 0.92rem;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
        }
        .content-table thead {
            background: #0f0c29;
            color: #fff;
        }
        .content-table th {
            padding: 14px 18px;
            text-align: left;
            font-weight: 600;
        }
        .content-table td {
            padding: 12px 18px;
            border-bottom: 1px solid #eef0f6;
        }
        .content-table tbody tr:hover {
            background: #f8f9fc;
        }
        .search-form {
            display: flex;
            gap: 8px;
            margin: 24px 0;
            max-width: 500px;
        }
        .search-form input {
            flex: 1;
            padding: 12px 18px;
            border: 2px solid #ddd;
            border-radius: 30px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.2s ease;
        }
        .search-form input:focus {
            border-color: #f5af19;
        }
        .search-form button {
            padding: 12px 28px;
            background: linear-gradient(135deg, #f5af19, #f12711);
            color: #fff;
            border: none;
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            font-size: 0.95rem;
        }
        .search-form button:hover {
            transform: scale(1.03);
            box-shadow: 0 4px 16px rgba(241, 39, 17, 0.3);
        }
        .user-feedback {
            margin-top: 48px;
            padding-top: 32px;
            border-top: 2px solid #eef0f6;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
            margin-top: 20px;
        }
        .feedback-card {
            background: #f8f9fc;
            border-radius: 16px;
            padding: 24px 26px;
            border: 1px solid #eef0f6;
        }
        .feedback-card h3 {
            margin-top: 0;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .feedback-card h3 i {
            color: #f5af19;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-top: 14px;
        }
        .feedback-card textarea {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #ddd;
            border-radius: 12px;
            font-size: 0.95rem;
            resize: vertical;
            min-height: 100px;
            font-family: inherit;
            outline: none;
            transition: border 0.2s ease;
        }
        .feedback-card textarea:focus {
            border-color: #f5af19;
        }
        .feedback-card input[type="text"],
        .feedback-card input[type="number"] {
            padding: 10px 16px;
            border: 2px solid #ddd;
            border-radius: 12px;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.2s ease;
        }
        .feedback-card input:focus {
            border-color: #f5af19;
        }
        .feedback-card .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: #ddd;
            cursor: pointer;
        }
        .feedback-card .star-rating i {
            transition: color 0.15s ease, transform 0.15s ease;
        }
        .feedback-card .star-rating i:hover,
        .feedback-card .star-rating i.active {
            color: #f5af19;
            transform: scale(1.1);
        }
        .feedback-card button {
            padding: 12px 24px;
            background: #0f0c29;
            color: #fff;
            border: none;
            border-radius: 30px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s ease, transform 0.2s ease;
            font-size: 0.95rem;
            align-self: flex-start;
        }
        .feedback-card button:hover {
            background: #302b63;
            transform: scale(1.02);
        }
        .quick-links a {
            font-size: 0.88rem;
        }
        .site-footer {
            background: #0f0c29;
            color: #ccccee;
            padding: 48px 20px 24px;
            margin-top: auto;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
        }
        .footer-inner h4 {
            color: #f5af19;
            font-size: 1.1rem;
            margin-bottom: 16px;
        }
        .footer-inner p,
        .footer-inner a {
            font-size: 0.9rem;
            color: #aaaacc;
        }
        .footer-inner a:hover {
            color: #fff;
        }
        .friend-link {
            display: block;
            margin-top: 6px;
        }
        .friend-link a {
            display: inline-block;
            padding: 4px 0;
        }
        .footer-bottom {
            max-width: 1200px;
            margin: 32px auto 0;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            font-size: 0.82rem;
            color: #8888aa;
        }
        @media (max-width: 992px) {
            .main-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                padding: 24px 16px 40px;
            }
            .content-area {
                padding: 24px 20px;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                padding: 10px 16px;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0 8px;
                gap: 4px;
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                margin-top: 10px;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 10px 16px;
                border-radius: 8px;
                white-space: normal;
            }
            .hero {
                padding: 36px 16px 30px;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .content-area {
                padding: 18px 16px;
                border-radius: 12px;
            }
            .content-area h2 {
                font-size: 1.5rem;
                padding-left: 14px;
                margin-top: 32px;
            }
            .content-area h3 {
                font-size: 1.2rem;
            }
            .content-table {
                font-size: 0.78rem;
            }
            .content-table th,
            .content-table td {
                padding: 8px 10px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .sidebar {
                display: none;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.5rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .feedback-card {
                padding: 18px 16px;
            }
            .feedback-card .star-rating {
                font-size: 1.3rem;
            }
        }
        @media print {
            .site-header {
                position: static;
            }
            .nav-toggle,
            .search-form,
            .user-feedback {
                display: none !important;
            }
            .sidebar {
                display: none !important;
            }
            .main-grid {
                grid-template-columns: 1fr;
            }
            .content-area {
                box-shadow: none;
                padding: 16px;
            }
            .hero {
                padding: 20px;
            }
        }
        .fade-in {
            opacity: 0;
            transform: translateY(20px);
            transition: opacity 0.5s ease, transform 0.5s ease;
        }
        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }