* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            background: #0b0f1a;
            color: #e8eaf0;
            line-height: 1.75;
            font-size: 16px;
            scroll-behavior: smooth;
        }
        a {
            color: #f5c542;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #ffd966;
            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, #161d2e 0%, #1f2a3f 100%);
            border-bottom: 3px solid #f5c542;
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 10px 20px;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: 1px;
            background: linear-gradient(135deg, #f5c542, #f7d97a);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 0 30px rgba(245, 197, 66, 0.2);
            display: flex;
            align-items: center;
            gap: 8px;
            font-family: 'Georgia', serif;
        }
        .my-logo i {
            -webkit-text-fill-color: #f5c542;
            font-size: 2rem;
        }
        .my-logo a {
            color: inherit;
            -webkit-text-fill-color: transparent;
            background: inherit;
            -webkit-background-clip: text;
            background-clip: text;
        }
        .my-logo a:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        nav {
            display: flex;
            align-items: center;
            gap: 8px 18px;
            flex-wrap: wrap;
        }
        nav a {
            color: #c8d0e0;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 6px 10px;
            border-radius: 8px;
            transition: background 0.2s, color 0.2s;
        }
        nav a:hover {
            background: rgba(245, 197, 66, 0.15);
            color: #f5c542;
            text-decoration: none;
        }
        nav a i {
            margin-right: 6px;
            font-size: 0.85rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #f5c542;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 10px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(245, 197, 66, 0.1);
        }
        .breadcrumb {
            padding: 14px 0 4px;
            font-size: 0.85rem;
            color: #8899b0;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
        }
        .breadcrumb a {
            color: #8899b0;
        }
        .breadcrumb a:hover {
            color: #f5c542;
        }
        .breadcrumb span {
            color: #f5c542;
        }
        main {
            padding: 30px 0 60px;
        }
        h1 {
            font-size: 2.9rem;
            font-weight: 800;
            color: #f5c542;
            margin: 20px 0 12px;
            line-height: 1.2;
            border-left: 6px solid #f5c542;
            padding-left: 24px;
            letter-spacing: -0.5px;
        }
        h2 {
            font-size: 2.1rem;
            font-weight: 700;
            color: #f7d97a;
            margin: 48px 0 18px;
            padding-bottom: 8px;
            border-bottom: 2px solid rgba(245, 197, 66, 0.25);
        }
        h3 {
            font-size: 1.6rem;
            font-weight: 600;
            color: #e8d48b;
            margin: 32px 0 14px;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #d4c080;
            margin: 22px 0 10px;
        }
        p {
            margin: 0 0 18px;
            color: #d0d8e8;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #8899b0;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .last-updated i {
            color: #f5c542;
        }
        .featured-image {
            margin: 28px 0 32px;
            border-radius: 16px;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
            border: 1px solid rgba(245, 197, 66, 0.15);
        }
        .quiz-intro {
            background: rgba(245, 197, 66, 0.06);
            border: 1px solid rgba(245, 197, 66, 0.2);
            border-radius: 16px;
            padding: 28px 32px;
            margin: 30px 0;
        }
        .quiz-intro p {
            font-size: 1.1rem;
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 24px;
            margin: 32px 0;
        }
        .card-item {
            background: #1a2336;
            border-radius: 14px;
            padding: 22px 20px;
            border: 1px solid #2a3650;
            transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
        }
        .card-item:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
            border-color: #f5c542;
        }
        .card-item h4 {
            margin-top: 0;
        }
        .card-item i {
            color: #f5c542;
            font-size: 1.6rem;
            margin-bottom: 10px;
        }
        .search-block {
            background: #141c2b;
            border-radius: 16px;
            padding: 32px 28px;
            margin: 40px 0;
            border: 1px solid #2a3650;
        }
        .search-block form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-block input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border-radius: 10px;
            border: 1px solid #2a3650;
            background: #0b0f1a;
            color: #e8eaf0;
            font-size: 1rem;
            transition: border 0.2s;
        }
        .search-block input[type="text"]:focus {
            outline: none;
            border-color: #f5c542;
        }
        .search-block button {
            padding: 14px 32px;
            background: #f5c542;
            color: #0b0f1a;
            border: none;
            border-radius: 10px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .search-block button:hover {
            background: #ffd966;
            transform: scale(1.02);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 40px 0;
        }
        @media (max-width: 700px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        .feedback-card {
            background: #141c2b;
            border-radius: 16px;
            padding: 28px 24px;
            border: 1px solid #2a3650;
        }
        .feedback-card h3 {
            margin-top: 0;
        }
        .feedback-card label {
            display: block;
            margin: 12px 0 6px;
            font-weight: 500;
            color: #c8d0e0;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            width: 100%;
            padding: 12px 16px;
            border-radius: 10px;
            border: 1px solid #2a3650;
            background: #0b0f1a;
            color: #e8eaf0;
            font-size: 0.95rem;
            transition: border 0.2s;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            outline: none;
            border-color: #f5c542;
        }
        .feedback-card textarea {
            min-height: 100px;
            resize: vertical;
        }
        .feedback-card button {
            margin-top: 16px;
            padding: 12px 28px;
            background: #f5c542;
            color: #0b0f1a;
            border: none;
            border-radius: 10px;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .feedback-card button:hover {
            background: #ffd966;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 4px;
            margin: 8px 0 12px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #3a4760;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5c542;
        }
        .link-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            margin: 20px 0;
            padding: 16px 20px;
            background: #141c2b;
            border-radius: 12px;
            border: 1px solid #2a3650;
        }
        .link-list-inline a {
            font-size: 0.92rem;
            padding: 4px 8px;
            border-radius: 6px;
            background: rgba(245, 197, 66, 0.08);
            transition: background 0.2s;
        }
        .link-list-inline a:hover {
            background: rgba(245, 197, 66, 0.18);
            text-decoration: none;
        }
        footer {
            background: #0d131f;
            border-top: 2px solid #1f2a3f;
            padding: 40px 0 24px;
            margin-top: 30px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 32px;
        }
        @media (max-width: 700px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        .footer-inner h4 {
            color: #f5c542;
            margin-bottom: 12px;
            font-size: 1.1rem;
        }
        .footer-inner a {
            display: block;
            padding: 4px 0;
            color: #a0b0c8;
            font-size: 0.92rem;
        }
        .footer-inner a:hover {
            color: #f5c542;
        }
        .copyright {
            text-align: center;
            padding-top: 24px;
            margin-top: 24px;
            border-top: 1px solid #1f2a3f;
            color: #6a7a92;
            font-size: 0.85rem;
        }
        .copyright strong {
            color: #a0b0c8;
        }
        friend-link {
            display: block;
            padding: 16px 0 8px;
        }
        friend-link a {
            display: inline-block;
            margin: 4px 12px 4px 0;
            padding: 6px 14px;
            background: #1a2336;
            border-radius: 8px;
            color: #c8d0e0;
            font-size: 0.9rem;
            border: 1px solid #2a3650;
            transition: background 0.2s, border-color 0.2s;
        }
        friend-link a:hover {
            background: #243048;
            border-color: #f5c542;
            text-decoration: none;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0 4px;
                gap: 4px;
            }
            nav.open {
                display: flex;
            }
            nav a {
                padding: 10px 16px;
                border-radius: 8px;
            }
            h1 {
                font-size: 2rem;
                padding-left: 16px;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .search-block form {
                flex-direction: column;
            }
            .search-block input[type="text"] {
                min-width: auto;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            h1 {
                font-size: 1.7rem;
            }
            .quiz-intro {
                padding: 18px 16px;
            }
            .feedback-card {
                padding: 18px 16px;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
        }
        .highlight {
            color: #f5c542;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #f5c542;
            color: #0b0f1a;
            font-weight: 700;
            font-size: 0.75rem;
            padding: 2px 12px;
            border-radius: 20px;
            letter-spacing: 0.5px;
        }
        .emoji-lg {
            font-size: 1.8rem;
            vertical-align: middle;
        }
        .mt-2 {
            margin-top: 16px;
        }
        .mb-1 {
            margin-bottom: 8px;
        }
        .text-muted {
            color: #8899b0;
        }