*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
            background: #f4f7fb;
            color: #1a2634;
            line-height: 1.75;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: #962d22;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin-bottom: 1.2rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(145deg, #0b1a2e 0%, #1a2f44 100%);
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            border-bottom: 3px solid #e74c3c;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, #f1c40f, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 8px rgba(231, 76, 60, 0.25);
            transition: transform 0.25s ease;
            display: inline-block;
        }
        .my-logo:hover {
            transform: scale(1.03);
            text-decoration: none;
        }
        .my-logo i {
            -webkit-text-fill-color: #e74c3c;
            margin-right: 4px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.2);
            color: #fff;
            font-size: 1.6rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: border 0.25s;
        }
        .nav-toggle:hover {
            border-color: #e74c3c;
        }
        .main-nav {
            display: flex;
            gap: 8px 16px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            color: #e8edf3;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 6px 12px;
            border-radius: 6px;
            transition: background 0.25s, color 0.25s;
            white-space: nowrap;
        }
        .main-nav a i {
            margin-right: 5px;
            color: #e74c3c;
        }
        .main-nav a:hover {
            background: rgba(231, 76, 60, 0.2);
            color: #f1c40f;
            text-decoration: none;
        }
        .breadcrumb {
            background: #eef2f7;
            padding: 12px 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #dce3ec;
        }
        .breadcrumb .container {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px 12px;
        }
        .breadcrumb a {
            color: #2c3e50;
        }
        .breadcrumb a:hover {
            color: #c0392b;
        }
        .breadcrumb .sep {
            color: #95a5a6;
            font-weight: 300;
        }
        .breadcrumb .current {
            color: #7f8c8d;
            font-weight: 500;
        }
        .hero {
            background: linear-gradient(135deg, #0f1f33 0%, #1a2f44 60%, #0d1b2a 100%);
            padding: 48px 0 40px;
            color: #f0f4fa;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: radial-gradient(circle at 30% 40%, rgba(231, 76, 60, 0.08) 0%, transparent 60%);
            pointer-events: none;
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 16px;
            background: linear-gradient(to right, #f1c40f, #e67e22, #e74c3c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            position: relative;
            z-index: 1;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 20px;
            opacity: 0.92;
            position: relative;
            z-index: 1;
        }
        .hero .badge {
            display: inline-block;
            background: rgba(231, 76, 60, 0.2);
            border: 1px solid rgba(231, 76, 60, 0.3);
            padding: 4px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            color: #f1c40f;
            letter-spacing: 0.5px;
        }
        .featured-image-wrap {
            margin: 36px 0 28px;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
        }
        .featured-image-wrap img {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
        }
        .image-caption {
            font-size: 0.85rem;
            color: #7f8c8d;
            text-align: center;
            margin-top: 6px;
            font-style: italic;
        }
        section {
            padding: 36px 0 28px;
            border-bottom: 1px solid #e3e9f2;
        }
        section:last-of-type {
            border-bottom: none;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #0b1a2e;
            margin-bottom: 20px;
            border-left: 5px solid #e74c3c;
            padding-left: 18px;
            line-height: 1.3;
        }
        h2 i {
            color: #e74c3c;
            margin-right: 10px;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #1a2f44;
            margin-top: 28px;
            margin-bottom: 12px;
            line-height: 1.35;
        }
        h3 i {
            color: #e67e22;
            margin-right: 8px;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2c3e50;
            margin-top: 20px;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        h4 i {
            color: #f39c12;
            margin-right: 6px;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
        }
        .highlight-box {
            background: #eef5ff;
            border-left: 4px solid #e74c3c;
            padding: 16px 22px;
            border-radius: 0 12px 12px 0;
            margin: 20px 0;
        }
        .highlight-box strong {
            color: #c0392b;
        }
        .data-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 16px;
            margin: 24px 0;
        }
        .data-card {
            background: #fff;
            border-radius: 12px;
            padding: 20px 16px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            text-align: center;
            border: 1px solid #e3e9f2;
            transition: transform 0.2s, box-shadow 0.2s;
        }
        .data-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 28px rgba(0, 0, 0, 0.10);
        }
        .data-card .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: #e74c3c;
            display: block;
        }
        .data-card .label {
            font-size: 0.95rem;
            color: #555;
            font-weight: 500;
        }
        .tip-list {
            list-style: none;
            padding-left: 0;
        }
        .tip-list li {
            padding: 8px 0 8px 32px;
            position: relative;
            font-size: 1.02rem;
        }
        .tip-list li::before {
            content: '\f0e7';
            font-family: 'Font Awesome 6 Free';
            font-weight: 900;
            position: absolute;
            left: 0;
            top: 8px;
            color: #f1c40f;
            font-size: 1.1rem;
        }
        .form-card {
            background: #fff;
            border-radius: 16px;
            padding: 28px 32px;
            box-shadow: 0 6px 28px rgba(0, 0, 0, 0.06);
            border: 1px solid #e3e9f2;
            margin: 20px 0;
        }
        .form-card label {
            display: block;
            font-weight: 600;
            margin-bottom: 4px;
            color: #1a2f44;
        }
        .form-card input,
        .form-card textarea,
        .form-card select {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #d0d8e3;
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.25s, box-shadow 0.25s;
            background: #fafcff;
            margin-bottom: 16px;
        }
        .form-card input:focus,
        .form-card textarea:focus,
        .form-card select:focus {
            outline: none;
            border-color: #e74c3c;
            box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.15);
        }
        .form-card textarea {
            min-height: 110px;
            resize: vertical;
        }
        .form-card .btn {
            background: #e74c3c;
            color: #fff;
            border: none;
            padding: 12px 32px;
            font-size: 1.1rem;
            font-weight: 600;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .form-card .btn:hover {
            background: #c0392b;
            transform: scale(1.02);
        }
        .form-card .btn i {
            font-size: 1.1rem;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 6px;
            margin-bottom: 16px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #d0d8e3;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f1c40f;
        }
        friend-link {
            display: block;
            padding: 28px 0 16px;
        }
        friend-link .fl-head {
            font-size: 1.1rem;
            font-weight: 700;
            color: #0b1a2e;
            margin-bottom: 12px;
            border-bottom: 2px solid #e3e9f2;
            padding-bottom: 6px;
        }
        friend-link .fl-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 18px;
        }
        friend-link .fl-list a {
            color: #2c3e50;
            font-size: 0.95rem;
            padding: 4px 0;
            border-bottom: 1px solid transparent;
            transition: border-color 0.2s, color 0.2s;
        }
        friend-link .fl-list a:hover {
            color: #c0392b;
            border-bottom-color: #c0392b;
            text-decoration: none;
        }
        .site-footer {
            background: #0b1a2e;
            color: #b0c4d9;
            padding: 32px 0 24px;
            font-size: 0.92rem;
            border-top: 3px solid #e74c3c;
        }
        .site-footer .container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .site-footer .copy {
            opacity: 0.8;
        }
        .site-footer .copy strong {
            color: #f1c40f;
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                background: rgba(11, 26, 46, 0.97);
                border-radius: 12px;
                padding: 12px 8px;
                margin-top: 8px;
                gap: 4px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 10px 16px;
                border-radius: 6px;
                white-space: normal;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            h2 {
                font-size: 1.6rem;
                padding-left: 12px;
            }
            h3 {
                font-size: 1.25rem;
            }
            .form-card {
                padding: 20px 18px;
            }
            .data-grid {
                grid-template-columns: 1fr 1fr;
            }
            .container {
                padding: 0 14px;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.5rem;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .data-grid {
                grid-template-columns: 1fr;
            }
            .star-rating label {
                font-size: 1.6rem;
            }
        }
        .anchor-offset {
            scroll-margin-top: 90px;
        }
        .text-muted {
            color: #7f8c8d;
            font-size: 0.9rem;
        }
        .mt-1 {
            margin-top: 12px;
        }
        .mb-1 {
            margin-bottom: 12px;
        }
        .flex-between {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
        }
        .last-updated {
            display: inline-block;
            background: #eef2f7;
            padding: 2px 14px;
            border-radius: 30px;
            font-size: 0.85rem;
            color: #555;
        }