* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f7f9fc;
            color: #1e2a3a;
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: #1a6b8a;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #0e4a5e;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #0b2a3e 0%, #1a4a5e 100%);
            color: #fff;
            padding: 18px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #f9d976, #f39c12);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none !important;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none !important;
        }
        .my-logo i {
            -webkit-text-fill-color: #f9d976;
            margin-right: 6px;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            background: none;
            border: none;
            color: #fff;
            padding: 4px 10px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        nav {
            display: flex;
            gap: 28px;
            align-items: center;
            flex-wrap: wrap;
        }
        nav a {
            color: #e0edf5;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        nav a:hover {
            color: #f9d976;
            border-bottom-color: #f9d976;
            text-decoration: none;
        }
        .nav-active {
            color: #f9d976 !important;
            border-bottom-color: #f9d976 !important;
        }
        .breadcrumb {
            background: #e9eef3;
            padding: 12px 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #dce3ea;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 12px;
            color: #7a8a9a;
        }
        .breadcrumb a {
            color: #1a6b8a;
        }
        .breadcrumb .current {
            color: #4a5a6a;
            font-weight: 500;
        }
        .hero {
            background: linear-gradient(145deg, #0d3347, #1a4a5e);
            color: #fff;
            padding: 48px 0 40px;
            margin-bottom: 36px;
            border-radius: 0 0 40px 40px;
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            max-width: 900px;
            margin-bottom: 16px;
        }
        .hero h1 i {
            color: #f9d976;
            margin-right: 8px;
        }
        .hero .meta {
            display: flex;
            flex-wrap: wrap;
            gap: 18px 30px;
            font-size: 0.95rem;
            color: #c0d8e6;
        }
        .hero .meta span i {
            margin-right: 6px;
            color: #f9d976;
        }
        .last-updated {
            background: rgba(249, 217, 118, 0.15);
            padding: 4px 14px;
            border-radius: 30px;
            font-weight: 500;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding-bottom: 50px;
        }
        .main-content {
            background: #fff;
            border-radius: 20px;
            padding: 36px 40px;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.05);
            margin-bottom: 24px;
        }
        .sidebar-card h4 {
            font-size: 1.1rem;
            margin-bottom: 14px;
            border-left: 4px solid #f39c12;
            padding-left: 12px;
        }
        .sidebar-card ul {
            list-style: none;
        }
        .sidebar-card li {
            margin-bottom: 10px;
        }
        .sidebar-card li a {
            font-size: 0.92rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card li a i {
            color: #f39c12;
            font-size: 0.8rem;
        }
        .main-content h2 {
            font-size: 2rem;
            font-weight: 700;
            margin: 40px 0 18px;
            padding-bottom: 8px;
            border-bottom: 3px solid #e9eef3;
            color: #0b2a3e;
        }
        .main-content h2 i {
            color: #f39c12;
            margin-right: 10px;
        }
        .main-content h3 {
            font-size: 1.5rem;
            font-weight: 600;
            margin: 30px 0 14px;
            color: #1a4a5e;
        }
        .main-content h3 i {
            color: #1a6b8a;
            margin-right: 8px;
        }
        .main-content h4 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 22px 0 10px;
            color: #2a5a6e;
        }
        .main-content p {
            margin-bottom: 18px;
            font-size: 1.05rem;
        }
        .main-content ul,
        .main-content ol {
            margin: 0 0 20px 24px;
        }
        .main-content li {
            margin-bottom: 8px;
            font-size: 1.02rem;
        }
        .main-content .highlight-box {
            background: #f0f6fb;
            border-left: 5px solid #f39c12;
            padding: 20px 24px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
        }
        .main-content .highlight-box i {
            color: #f39c12;
            margin-right: 8px;
        }
        .main-content .stat-badge {
            display: inline-block;
            background: #1a4a5e;
            color: #fff;
            padding: 2px 14px;
            border-radius: 30px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-right: 6px;
        }
        .feature-img {
            margin: 30px 0;
            border-radius: 16px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
        }
        .search-section {
            background: #eef4f9;
            border-radius: 16px;
            padding: 24px 28px;
            margin: 30px 0;
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            align-items: center;
        }
        .search-section label {
            font-weight: 600;
            font-size: 1.1rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-section input {
            flex: 1;
            min-width: 200px;
            padding: 12px 18px;
            border: 2px solid #cbd8e5;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: 0.2s;
        }
        .search-section input:focus {
            border-color: #1a6b8a;
        }
        .search-section button {
            background: #1a4a5e;
            color: #fff;
            border: none;
            padding: 12px 32px;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-section button:hover {
            background: #0b2a3e;
            transform: scale(1.02);
        }
        .feedback-forms {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 40px 0 20px;
            padding-top: 20px;
            border-top: 2px solid #e9eef3;
        }
        .feedback-card {
            background: #f7fafc;
            border-radius: 16px;
            padding: 24px 28px;
        }
        .feedback-card h3 {
            margin-top: 0 !important;
            font-size: 1.3rem !important;
            border-bottom: none !important;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 10px 14px;
            border: 2px solid #dce3ea;
            border-radius: 10px;
            font-size: 0.95rem;
            outline: none;
            transition: 0.2s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #1a6b8a;
        }
        .feedback-card textarea {
            resize: vertical;
            min-height: 80px;
        }
        .feedback-card button {
            background: #1a6b8a;
            color: #fff;
            border: none;
            padding: 12px 20px;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            font-size: 0.95rem;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .feedback-card button:hover {
            background: #0e4a5e;
            transform: scale(1.01);
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #d4a017;
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            transition: 0.15s;
            color: #dce3ea;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f39c12;
        }
        footer {
            background: #0b2a3e;
            color: #c8dce8;
            padding: 40px 0 20px;
            margin-top: 30px;
            border-radius: 40px 40px 0 0;
        }
        footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 30px;
        }
        footer h4 {
            color: #f9d976;
            font-size: 1.15rem;
            margin-bottom: 14px;
        }
        footer a {
            color: #b0c8d8;
        }
        footer a:hover {
            color: #f9d976;
        }
        footer .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            margin-top: 8px;
        }
        footer .friend-links a {
            background: rgba(255, 255, 255, 0.06);
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 0.9rem;
        }
        footer .friend-links a:hover {
            background: rgba(249, 217, 118, 0.12);
        }
        footer .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            font-size: 0.9rem;
            text-align: center;
            color: #8aaabc;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            footer .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .hero h1 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav {
                display: none;
                flex-direction: column;
                width: 100%;
                gap: 6px;
                padding: 16px 0 8px;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                margin-top: 12px;
            }
            nav.open {
                display: flex;
            }
            nav a {
                padding: 10px 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            }
            .main-content {
                padding: 24px 18px;
            }
            .hero {
                padding: 30px 0 24px;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .feedback-forms {
                grid-template-columns: 1fr;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .search-section {
                flex-direction: column;
                align-items: stretch;
            }
            .search-section input {
                min-width: auto;
            }
            .breadcrumb ol {
                font-size: 0.8rem;
                gap: 4px 8px;
            }
            .my-logo {
                font-size: 1.4rem;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 12px;
            }
            .hero h1 {
                font-size: 1.35rem;
            }
            .main-content h2 {
                font-size: 1.5rem;
            }
            .main-content h3 {
                font-size: 1.2rem;
            }
            .main-content p {
                font-size: 0.95rem;
            }
        }