*,
        *::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, sans-serif;
            background: #f0f2f5;
            color: #1a1a2e;
            line-height: 1.75;
            padding: 0;
            margin: 0;
            min-height: 100vh;
        }
        a {
            text-decoration: none;
            color: #c0392b;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: #e67e22;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-top: 1.5em;
            margin-bottom: 0.5em;
            color: #0d0d1a;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.5em;
            border-bottom: 4px solid #c0392b;
            display: inline-block;
            padding-bottom: 0.25em;
        }
        h2 {
            font-size: 1.8rem;
            border-left: 6px solid #c0392b;
            padding-left: 0.75rem;
        }
        h3 {
            font-size: 1.4rem;
            color: #2c3e50;
        }
        h4 {
            font-size: 1.15rem;
            color: #34495e;
        }
        p {
            margin-bottom: 1.2rem;
            color: #2d2d44;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        header {
            background: linear-gradient(135deg, #0b0b1a 0%, #1a1a3e 100%);
            color: #fff;
            padding: 0.75rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.75rem;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            color: #f1c40f;
            text-shadow: 0 0 20px rgba(241, 196, 15, 0.3);
            letter-spacing: -0.5px;
            transition: transform 0.2s;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo:hover {
            transform: scale(1.02);
            text-decoration: none;
            color: #f1c40f;
        }
        .my-logo i {
            font-size: 1.8rem;
            color: #e67e22;
        }
        .my-logo small {
            font-size: 0.75rem;
            font-weight: 400;
            color: #bdc3c7;
            margin-left: 0.3rem;
            letter-spacing: 1px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #f1c40f;
            color: #f1c40f;
            font-size: 1.6rem;
            padding: 0.25rem 0.75rem;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            background: #f1c40f;
            color: #0b0b1a;
        }
        .main-nav {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.25rem 1rem;
        }
        .main-nav a {
            color: #ecf0f1;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.3rem 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            border-bottom-color: #f1c40f;
            color: #f1c40f;
            text-decoration: none;
        }
        .main-nav a i {
            margin-right: 0.3rem;
            font-size: 0.85rem;
        }
        .breadcrumb {
            background: #e9e9f0;
            padding: 0.6rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #d5d5e0;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
            gap: 0.3rem 0.5rem;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #888;
            font-weight: 600;
        }
        .breadcrumb a {
            color: #2c3e50;
        }
        .breadcrumb .current {
            color: #c0392b;
            font-weight: 600;
        }
        .hero {
            margin: 2rem 0 2.5rem;
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
        }
        .hero img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
            border-radius: 16px;
        }
        .hero-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
            padding: 2rem 1.5rem 1.2rem;
            color: #fff;
        }
        .hero-caption h2 {
            border: none;
            color: #f1c40f;
            padding: 0;
            margin: 0 0 0.3rem;
            font-size: 1.8rem;
        }
        .hero-caption p {
            color: #ddd;
            margin: 0;
            font-size: 1rem;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 2.5rem;
            margin: 2rem 0;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            background: #ffffff;
            border-radius: 16px;
            padding: 1.5rem 1.2rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            height: fit-content;
            position: sticky;
            top: 90px;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            border-bottom: 3px solid #c0392b;
            padding-bottom: 0.5rem;
            margin-bottom: 1rem;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
            margin: 0 0 1.5rem;
        }
        .sidebar li {
            margin-bottom: 0.6rem;
            border-bottom: 1px solid #eee;
            padding-bottom: 0.6rem;
        }
        .sidebar li a {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 500;
        }
        .sidebar li a i {
            width: 1.2rem;
            color: #c0392b;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .card {
            background: #fff;
            border-radius: 14px;
            padding: 1.25rem 1rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            transition: transform 0.2s, box-shadow 0.2s;
            border: 1px solid #edeef2;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.1);
        }
        .card i {
            font-size: 2rem;
            color: #c0392b;
            margin-bottom: 0.5rem;
        }
        .card h4 {
            margin: 0.3rem 0 0.5rem;
            color: #1a1a2e;
        }
        .card p {
            font-size: 0.95rem;
            color: #555;
            margin: 0;
        }
        blockquote {
            background: #1a1a3e;
            color: #f0f0f5;
            padding: 1.5rem 2rem;
            border-radius: 14px;
            margin: 2rem 0;
            border-left: 6px solid #f1c40f;
            font-style: italic;
            position: relative;
        }
        blockquote::before {
            content: "“";
            font-size: 4rem;
            position: absolute;
            top: -0.5rem;
            left: 0.8rem;
            color: #f1c40f;
            opacity: 0.3;
            font-family: Georgia, serif;
        }
        blockquote p {
            color: #e0e0f0;
            margin-bottom: 0.5rem;
        }
        blockquote cite {
            display: block;
            margin-top: 0.8rem;
            font-style: normal;
            font-weight: 600;
            color: #f1c40f;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 2rem 0;
            border-radius: 12px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.05);
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #fff;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.75rem 1rem;
            text-align: left;
            border-bottom: 1px solid #eaeaea;
        }
        th {
            background: #0b0b1a;
            color: #f1c40f;
            font-weight: 600;
            white-space: nowrap;
        }
        tr:hover td {
            background: #f8f8ff;
        }
        .search-box {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin: 2rem 0;
            background: #fff;
            padding: 0.8rem 1.2rem;
            border-radius: 60px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            border: 1px solid #ddd;
        }
        .search-box input {
            flex: 1;
            min-width: 150px;
            border: none;
            outline: none;
            font-size: 1rem;
            padding: 0.5rem 0;
            background: transparent;
            color: #1a1a2e;
        }
        .search-box input::placeholder {
            color: #aaa;
        }
        .search-box button {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 0.6rem 1.8rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-box button:hover {
            background: #e67e22;
            transform: scale(1.02);
        }
        .feedback-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 3rem 0;
        }
        .feedback-card {
            background: #fff;
            border-radius: 16px;
            padding: 1.5rem 1.8rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            border: 1px solid #edeef2;
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            border-bottom: 2px solid #eee;
            padding-bottom: 0.6rem;
        }
        .feedback-card textarea,
        .feedback-card input {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 1px solid #ddd;
            border-radius: 10px;
            font-size: 0.95rem;
            margin: 0.5rem 0 1rem;
            resize: vertical;
            font-family: inherit;
            background: #fafafa;
            transition: 0.2s;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus {
            border-color: #c0392b;
            outline: none;
            box-shadow: 0 0 0 3px rgba(192, 57, 43, 0.15);
        }
        .feedback-card .btn-submit {
            background: #c0392b;
            color: #fff;
            border: none;
            padding: 0.6rem 2rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .feedback-card .btn-submit:hover {
            background: #e67e22;
            transform: translateY(-2px);
        }
        .star-rating {
            display: flex;
            gap: 0.3rem;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin: 0.5rem 0 1rem;
        }
        .star-rating i.active,
        .star-rating i:hover,
        .star-rating i:hover~i {
            color: #f1c40f;
        }
        .star-rating i {
            transition: 0.15s;
        }
        .star-rating i:hover {
            transform: scale(1.2);
        }
        footer {
            background: #0b0b1a;
            color: #ccc;
            padding: 2.5rem 0 1.5rem;
            margin-top: 3rem;
            border-top: 4px solid #c0392b;
        }
        footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        footer h4 {
            color: #f1c40f;
            margin-top: 0;
            font-size: 1.1rem;
        }
        footer a {
            color: #bdc3c7;
        }
        footer a:hover {
            color: #f1c40f;
            text-decoration: underline;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.04);
            padding: 1.2rem 1.5rem;
            border-radius: 12px;
            margin: 1rem 0;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        friend-link a {
            display: inline-block;
            margin: 0.25rem 1rem 0.25rem 0;
            font-weight: 500;
        }
        friend-link a i {
            margin-right: 0.3rem;
        }
        .copyright {
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 1.5rem;
            font-size: 0.9rem;
            color: #888;
        }
        .last-updated {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9rem;
            color: #666;
            background: #f0f0f5;
            padding: 0.4rem 1rem;
            border-radius: 40px;
            width: fit-content;
            margin: 1rem 0 2rem;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 1rem 0 0.5rem;
                gap: 0.3rem 0;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                margin-top: 0.5rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.5rem 0;
                width: 100%;
                border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            }
            .hero-caption h2 {
                font-size: 1.3rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .feedback-section {
                grid-template-columns: 1fr;
            }
            .feedback-card {
                padding: 1.2rem;
            }
            .search-box {
                border-radius: 16px;
                padding: 0.6rem 1rem;
            }
            .search-box button {
                width: 100%;
                justify-content: center;
            }
            footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
            .card-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 480px) {
            .card-grid {
                grid-template-columns: 1fr;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo small {
                font-size: 0.6rem;
            }
            .table-wrap {
                font-size: 0.85rem;
            }
            th,
            td {
                padding: 0.5rem 0.6rem;
            }
        }
        .text-highlight {
            background: linear-gradient(to right, #f1c40f22, #f1c40f11);
            padding: 0.1rem 0.4rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #c0392b;
            color: #fff;
            font-size: 0.7rem;
            font-weight: 600;
            padding: 0.15rem 0.6rem;
            border-radius: 40px;
            letter-spacing: 0.5px;
        }
        .emoji-lg {
            font-size: 1.4rem;
        }
        .spacer {
            height: 1rem;
        }
        @media print {
            header,
            .breadcrumb,
            .search-box,
            .feedback-section,
            .sidebar,
            .nav-toggle {
                display: none !important;
            }
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            body {
                background: #fff;
                color: #000;
            }
        }