* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f8f9fc;
            color: #1e1e2a;
            line-height: 1.7;
            padding: 0;
        }
        a {
            color: #0a4b7a;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #c73e3a;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(145deg, #0a1a2f 0%, #132b4a 100%);
            color: #fff;
            padding: 18px 0 10px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: linear-gradient(135deg, #f5d77b, #f0b34b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 8px rgba(240, 179, 75, 0.3);
        }
        .my-logo a {
            color: inherit;
            -webkit-text-fill-color: transparent;
        }
        .my-logo small {
            display: block;
            font-size: 0.65rem;
            font-weight: 400;
            letter-spacing: 2px;
            -webkit-text-fill-color: rgba(255, 255, 255, 0.6);
            color: rgba(255, 255, 255, 0.6);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            font-size: 1.5rem;
            padding: 6px 12px;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: #f0b34b;
            color: #f0b34b;
        }
        .primary-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 18px;
            align-items: center;
            list-style: none;
            padding: 0;
            margin: 6px 0 0;
        }
        .primary-nav li a {
            color: rgba(255, 255, 255, 0.85);
            font-weight: 500;
            font-size: 0.92rem;
            padding: 4px 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .primary-nav li a:hover {
            color: #f0b34b;
            border-bottom-color: #f0b34b;
        }
        .breadcrumb {
            width: 100%;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
            margin-top: 10px;
            padding-top: 8px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            flex-wrap: wrap;
            gap: 4px 10px;
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
        }
        .breadcrumb a:hover {
            color: #f0b34b;
        }
        .breadcrumb span {
            color: rgba(255, 255, 255, 0.35);
        }
        .hero {
            background: linear-gradient(135deg, #0d2137 0%, #1a3a5c 100%);
            color: #fff;
            padding: 40px 20px 50px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: "🏟️";
            position: absolute;
            right: -20px;
            bottom: -30px;
            font-size: 14rem;
            opacity: 0.06;
            pointer-events: none;
            transform: rotate(10deg);
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -1px;
            max-width: 900px;
            margin: 0 auto 16px;
            background: linear-gradient(135deg, #f5d77b, #f9c74f);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 750px;
            margin: 0 auto 24px;
            opacity: 0.85;
            line-height: 1.8;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 12px 30px;
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.6);
        }
        .hero-meta i {
            margin-right: 6px;
        }
        .search-bar {
            background: #fff;
            border-radius: 60px;
            padding: 4px 4px 4px 24px;
            max-width: 560px;
            margin: 30px auto 0;
            display: flex;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
        }
        .search-bar input {
            flex: 1;
            border: none;
            outline: none;
            font-size: 1rem;
            padding: 14px 0;
            background: transparent;
            color: #1e1e2a;
        }
        .search-bar input::placeholder {
            color: #999;
        }
        .search-bar button {
            background: #0a4b7a;
            border: none;
            border-radius: 60px;
            padding: 12px 32px;
            color: #fff;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-bar button:hover {
            background: #c73e3a;
            transform: scale(1.02);
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            padding: 40px 20px 60px;
            max-width: 1200px;
            margin: 0 auto;
        }
        .content-area h2 {
            font-size: 2rem;
            font-weight: 700;
            margin: 48px 0 18px;
            color: #0a1a2f;
            border-left: 6px solid #f0b34b;
            padding-left: 18px;
        }
        .content-area h2:first-of-type {
            margin-top: 0;
        }
        .content-area h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin: 32px 0 12px;
            color: #1a3a5c;
        }
        .content-area h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin: 20px 0 8px;
            color: #2a4a6c;
        }
        .content-area p {
            margin-bottom: 18px;
            font-size: 1.02rem;
            color: #2d2d3a;
        }
        .content-area ul,
        .content-area ol {
            margin-bottom: 20px;
            color: #2d2d3a;
        }
        .content-area li {
            margin-bottom: 6px;
        }
        .content-area .highlight-box {
            background: #eef4fa;
            border-radius: 16px;
            padding: 24px 28px;
            margin: 28px 0;
            border-left: 5px solid #0a4b7a;
        }
        .content-area .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 16px;
            margin: 24px 0;
        }
        .content-area .stat-card {
            background: #fff;
            border-radius: 14px;
            padding: 20px 16px;
            text-align: center;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            border: 1px solid #e6edf4;
        }
        .content-area .stat-card .num {
            font-size: 2rem;
            font-weight: 800;
            color: #0a4b7a;
        }
        .content-area .stat-card .label {
            font-size: 0.85rem;
            color: #666;
            margin-top: 4px;
        }
        .content-area .featured-img {
            margin: 30px 0;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
        }
        .content-area .internal-link {
            font-weight: 600;
            border-bottom: 1px dashed #0a4b7a;
        }
        .content-area .internal-link:hover {
            border-bottom-style: solid;
        }
        .sidebar {
            position: sticky;
            top: 120px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 24px 20px;
            margin-bottom: 24px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            border: 1px solid #eef2f7;
        }
        .sidebar-card h4 {
            font-size: 1.1rem;
            font-weight: 700;
            color: #0a1a2f;
            margin-bottom: 14px;
            border-bottom: 2px solid #f0b34b;
            padding-bottom: 8px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .sidebar-card ul li {
            padding: 6px 0;
            border-bottom: 1px solid #f0f3f8;
        }
        .sidebar-card ul li a {
            font-size: 0.92rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card ul li a i {
            color: #f0b34b;
            width: 18px;
            text-align: center;
        }
        .interaction-panel {
            background: #fff;
            border-radius: 18px;
            padding: 32px 28px;
            margin: 40px 0 20px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            border: 1px solid #eef2f7;
        }
        .interaction-panel h3 {
            font-size: 1.5rem;
            font-weight: 700;
            color: #0a1a2f;
            margin-bottom: 20px;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            font-weight: 600;
            display: block;
            margin-bottom: 4px;
            color: #1e2a3a;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #e2e8f0;
            border-radius: 10px;
            font-size: 0.98rem;
            transition: 0.2s;
            background: #fafcff;
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #0a4b7a;
            outline: none;
            background: #fff;
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .form-row {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
        }
        .form-row .form-group {
            flex: 1;
            min-width: 140px;
        }
        .btn-primary {
            background: #0a4b7a;
            color: #fff;
            border: none;
            padding: 14px 34px;
            border-radius: 60px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .btn-primary:hover {
            background: #c73e3a;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(199, 62, 58, 0.25);
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 4px;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            transition: 0.15s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5b342;
        }
        .site-footer {
            background: #0a1a2f;
            color: rgba(255, 255, 255, 0.75);
            padding: 40px 20px 28px;
            margin-top: 20px;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 30px;
        }
        .footer-inner h5 {
            color: #f0b34b;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 14px;
            letter-spacing: 0.5px;
        }
        .footer-inner ul {
            list-style: none;
            padding: 0;
        }
        .footer-inner ul li {
            padding: 4px 0;
        }
        .footer-inner ul li a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.9rem;
        }
        .footer-inner ul li a:hover {
            color: #f0b34b;
        }
        .footer-bottom {
            max-width: 1200px;
            margin: 30px auto 0;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom .copyright i {
            margin-right: 4px;
        }
        friend-link {
            display: flex;
            flex-wrap: wrap;
            gap: 6px 18px;
            align-items: center;
            font-size: 0.9rem;
        }
        friend-link a {
            color: rgba(255, 255, 255, 0.7);
        }
        friend-link a:hover {
            color: #f0b34b;
        }
        friend-link::before {
            content: "🤝 Friend Links:";
            font-weight: 600;
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.85rem;
        }
        @media (max-width: 820px) {
            .main-grid {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1rem;
            }
        }
        @media (max-width: 680px) {
            .nav-toggle {
                display: block;
            }
            .primary-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 16px 0 8px;
                gap: 6px;
            }
            .primary-nav.show {
                display: flex;
            }
            .primary-nav li a {
                font-size: 1rem;
                padding: 8px 0;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .search-bar {
                flex-direction: column;
                border-radius: 20px;
                padding: 12px 16px;
                gap: 10px;
            }
            .search-bar input {
                padding: 10px 0;
                width: 100%;
            }
            .search-bar button {
                width: 100%;
                justify-content: center;
                padding: 14px;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .content-area h2 {
                font-size: 1.5rem;
            }
            .content-area h3 {
                font-size: 1.2rem;
            }
            .footer-inner {
                grid-template-columns: 1fr;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 12px;
                text-align: center;
            }
            friend-link {
                justify-content: center;
            }
            .breadcrumb {
                font-size: 0.7rem;
                gap: 2px 6px;
            }
            .interaction-panel {
                padding: 20px 16px;
            }
        }
        @media (max-width: 420px) {
            .container {
                padding: 0 12px;
            }
            .hero {
                padding: 28px 14px 36px;
            }
            .hero h1 {
                font-size: 1.3rem;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: #0a4b7a;
            color: #fff;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            transition: 0.2s;
            z-index: 99;
            border: none;
            cursor: pointer;
        }
        .scroll-top:hover {
            background: #c73e3a;
            transform: translateY(-4px);
        }
        .schema-hidden {
            display: none;
        }