* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #f4f7fc;
            color: #1e2a3a;
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: #0f6cbf;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #083d6e;
            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, #0f0c29, #1a1a3e, #24243e);
            color: #fff;
            padding: 0 0 12px 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 14px 0 8px;
        }
        .my-logo {
            font-size: 1.9rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(to right, #f9d423, #ff4e50);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: none;
            transition: transform 0.2s;
        }
        .my-logo:hover {
            transform: scale(1.02);
        }
        .my-logo small {
            font-size: 0.7rem;
            -webkit-text-fill-color: #aaa;
            color: #aaa;
            display: block;
            font-weight: 400;
            letter-spacing: 1px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            font-size: 1.5rem;
            padding: 6px 14px;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: #f9d423;
            color: #f9d423;
        }
        nav {
            display: flex;
            gap: 8px 20px;
            flex-wrap: wrap;
            align-items: center;
        }
        nav a {
            color: #e0e0f0;
            font-weight: 500;
            padding: 6px 6px;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
            font-size: 0.9rem;
        }
        nav a:hover {
            color: #f9d423;
            border-bottom-color: #f9d423;
            text-decoration: none;
        }
        .breadcrumb {
            background: rgba(255, 255, 255, 0.06);
            padding: 8px 0;
            font-size: 0.85rem;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            margin-top: 4px;
        }
        .breadcrumb .container {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .breadcrumb a {
            color: #aab;
        }
        .breadcrumb a:hover {
            color: #f9d423;
        }
        .breadcrumb .sep {
            color: #666;
        }
        .breadcrumb .current {
            color: #f9d423;
        }
        .hero {
            background: linear-gradient(145deg, #0f0c29, #1a1a3e);
            color: #fff;
            padding: 40px 0 48px;
            text-align: center;
            border-bottom: 4px solid #f9d423;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -1px;
            margin-bottom: 16px;
            background: linear-gradient(to right, #f9d423, #ff6b6b);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: 1.2rem;
            max-width: 720px;
            margin: 0 auto 24px;
            color: #d0d0e8;
        }
        .hero .meta {
            font-size: 0.9rem;
            color: #8888aa;
            display: flex;
            justify-content: center;
            gap: 28px;
            flex-wrap: wrap;
        }
        .hero .meta i {
            margin-right: 6px;
            color: #f9d423;
        }
        main {
            padding: 40px 0 60px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media(max-width:992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-body h2 {
            font-size: 2rem;
            margin: 48px 0 18px;
            padding-bottom: 10px;
            border-bottom: 3px solid #f0c040;
            color: #0f0c29;
            font-weight: 700;
        }
        .article-body h3 {
            font-size: 1.5rem;
            margin: 32px 0 14px;
            color: #1a1a3e;
            font-weight: 600;
        }
        .article-body h4 {
            font-size: 1.2rem;
            margin: 24px 0 10px;
            color: #2a2a5e;
            font-weight: 600;
        }
        .article-body p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: #2c3e50;
        }
        .article-body ul,
        .article-body ol {
            margin: 12px 0 24px 28px;
        }
        .article-body li {
            margin-bottom: 8px;
            font-size: 1rem;
        }
        .article-body .highlight-box {
            background: #f0f4ff;
            border-left: 4px solid #0f6cbf;
            padding: 18px 24px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
        }
        .article-body .highlight-box strong {
            color: #0f0c29;
        }
        .article-body .emoji-big {
            font-size: 1.4rem;
            margin-right: 6px;
        }
        .featured-image-wrapper {
            margin: 30px 0;
            border-radius: 14px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
            background: #e8ecf2;
            padding: 8px;
        }
        .featured-image-wrapper img {
            border-radius: 10px;
            width: 100%;
        }
        .featured-image-wrapper figcaption {
            padding: 12px 8px 4px;
            font-size: 0.85rem;
            color: #555;
            text-align: center;
            font-style: italic;
        }
        .sidebar {
            background: #fff;
            border-radius: 16px;
            padding: 24px 20px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
            position: sticky;
            top: 110px;
            align-self: start;
        }
        .sidebar h3 {
            font-size: 1.25rem;
            margin-bottom: 16px;
            color: #0f0c29;
            border-bottom: 2px solid #f0c040;
            padding-bottom: 8px;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
        }
        .sidebar ul li {
            margin-bottom: 10px;
        }
        .sidebar ul li a {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 6px 0;
            color: #1e2a3a;
            font-size: 0.9rem;
            border-bottom: 1px solid #f0f0f0;
            transition: 0.15s;
        }
        .sidebar ul li a:hover {
            color: #0f6cbf;
            padding-left: 4px;
            text-decoration: none;
        }
        .sidebar ul li a i {
            color: #f9d423;
            width: 18px;
            text-align: center;
        }
        .search-box {
            background: #f0f4ff;
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 28px;
        }
        .search-box form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .search-box input[type="text"] {
            flex: 1;
            min-width: 140px;
            padding: 12px 16px;
            border: 2px solid #d0d8e8;
            border-radius: 8px;
            font-size: 1rem;
            background: #fff;
            transition: 0.2s;
        }
        .search-box input[type="text"]:focus {
            border-color: #0f6cbf;
            outline: none;
            box-shadow: 0 0 0 3px rgba(15, 108, 191, 0.15);
        }
        .search-box button {
            padding: 12px 24px;
            background: #0f6cbf;
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-box button:hover {
            background: #083d6e;
            transform: translateY(-1px);
        }
        .interaction-section {
            margin-top: 50px;
            padding-top: 30px;
            border-top: 2px solid #e0e8f0;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
        }
        @media(max-width:700px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        .card-form {
            background: #fff;
            border-radius: 14px;
            padding: 24px 22px;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.05);
        }
        .card-form h3 {
            font-size: 1.3rem;
            margin-bottom: 16px;
            color: #0f0c29;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .card-form form {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .card-form label {
            font-weight: 600;
            font-size: 0.95rem;
            color: #1e2a3a;
        }
        .card-form input,
        .card-form textarea,
        .card-form select {
            padding: 12px 16px;
            border: 2px solid #d0d8e8;
            border-radius: 8px;
            font-size: 1rem;
            background: #fafcff;
            transition: 0.2s;
            font-family: inherit;
        }
        .card-form input:focus,
        .card-form textarea:focus,
        .card-form select:focus {
            border-color: #0f6cbf;
            outline: none;
            box-shadow: 0 0 0 3px rgba(15, 108, 191, 0.1);
        }
        .card-form textarea {
            min-height: 100px;
            resize: vertical;
        }
        .card-form button {
            padding: 14px 28px;
            background: linear-gradient(135deg, #0f6cbf, #1a3a6e);
            color: #fff;
            border: none;
            border-radius: 8px;
            font-size: 1.05rem;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            align-self: flex-start;
        }
        .card-form button:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(15, 108, 191, 0.3);
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 1.8rem;
            color: #d0d8e0;
            cursor: pointer;
        }
        .rating-stars i.active {
            color: #f9d423;
        }
        .rating-stars i:hover {
            color: #f9d423;
            transform: scale(1.1);
        }
        footer {
            background: #0f0c29;
            color: #c0c0d8;
            padding: 40px 0 24px;
            border-top: 4px solid #f9d423;
        }
        footer .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 28px;
        }
        @media(max-width:768px) {
            footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
        }
        footer h4 {
            color: #f9d423;
            font-size: 1.1rem;
            margin-bottom: 14px;
            font-weight: 600;
        }
        footer a {
            color: #aab0c8;
        }
        footer a:hover {
            color: #f9d423;
        }
        footer ul {
            list-style: none;
            padding: 0;
        }
        footer ul li {
            margin-bottom: 6px;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.04);
            padding: 18px 20px;
            border-radius: 12px;
            margin: 16px 0 20px;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        friend-link a {
            display: inline-block;
            margin: 0 12px 8px 0;
            padding: 4px 10px;
            background: rgba(249, 212, 35, 0.08);
            border-radius: 6px;
            font-size: 0.9rem;
        }
        friend-link a:hover {
            background: rgba(249, 212, 35, 0.18);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.85rem;
            color: #8888aa;
        }
        .copyright strong {
            color: #c0c0d8;
        }
        @media(max-width:768px) {
            .header-inner {
                padding: 10px 0 6px;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .nav-toggle {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                padding: 14px 0 6px;
                gap: 4px;
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                margin-top: 10px;
            }
            nav.open {
                display: flex;
            }
            nav a {
                padding: 8px 0;
                font-size: 1rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.04);
            }
            .hero h1 {
                font-size: 1.9rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .article-body h2 {
                font-size: 1.6rem;
            }
            .article-body h3 {
                font-size: 1.25rem;
            }
            .article-body p {
                font-size: 0.98rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
            .search-box form {
                flex-direction: column;
            }
            .search-box button {
                justify-content: center;
            }
        }
        @media(max-width:480px) {
            .container {
                padding: 0 14px;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .hero .meta {
                font-size: 0.75rem;
                gap: 12px;
            }
        }
        .mt-2 {
            margin-top: 12px;
        }
        .mb-2 {
            margin-bottom: 12px;
        }
        .text-small {
            font-size: 0.9rem;
            color: #666;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 8px;
        }