:root {
            --primary: #0f0e17;
            --secondary: #e94560;
            --accent: #f5a623;
            --text: #e8e8e8;
            --bg: #1a1a2e;
            --card: #22223b;
            --light: #fafafa;
            --dark: #0a0a14;
            --gray: #8a8a9e;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.8;
            overflow-x: hidden;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: all 0.3s;
        }
        a:hover {
            color: #ffd166;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
        }
        .site-header {
            background: linear-gradient(135deg, #0a0a14 0%, #1a1a2e 100%);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
            border-bottom: 3px solid var(--secondary);
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0.5rem 1rem;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 900;
            letter-spacing: -1px;
            background: linear-gradient(45deg, #e94560, #f5a623);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 0 30px rgba(233, 69, 96, 0.3);
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            font-size: 1.8rem;
            -webkit-text-fill-color: var(--secondary);
        }
        .site-links {
            color: var(--gray);
            font-size: 0.75rem;
            text-decoration: none;
            display: block;
            margin-top: -5px;
        }
        .main-nav {
            display: flex;
            gap: 1.8rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: var(--text);
            font-weight: 500;
            font-size: 0.9rem;
            padding: 0.5rem 0.2rem;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover {
            border-bottom-color: var(--secondary);
            color: var(--secondary);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.6rem;
            cursor: pointer;
            color: var(--text);
            background: none;
            border: none;
            padding: 0.5rem;
        }
        .nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: rgba(255, 255, 255, 0.03);
            padding: 0.4rem 1rem;
            font-size: 0.8rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb span {
            color: var(--gray);
        }
        .hero-section {
            background: radial-gradient(ellipse at 30% 50%, rgba(233, 69, 96, 0.15) 0%, transparent 60%), linear-gradient(180deg, #0f0e17 0%, #1a1a2e 100%);
            padding: 3rem 0;
            text-align: center;
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }
        .hero-section h1 {
            font-size: clamp(1.8rem, 5vw, 3.5rem);
            font-weight: 900;
            margin-bottom: 0.8rem;
            line-height: 1.2;
            background: linear-gradient(135deg, #fff 0%, #f5a623 50%, #e94560 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero-sub {
            font-size: 1.1rem;
            color: var(--gray);
            max-width: 700px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        .hero-meta {
            margin-top: 1rem;
            font-size: 0.85rem;
            color: var(--gray);
        }
        .hero-meta i {
            margin: 0 5px;
            color: var(--secondary);
        }
        .layout-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
            padding: 2rem 0;
        }
        @media(max-width:1024px) {
            .layout-grid {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            background: var(--card);
            padding: 1.2rem;
            border-radius: 12px;
            height: fit-content;
            position: sticky;
            top: 80px;
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
        }
        @media(max-width:1024px) {
            .sidebar {
                position: static;
            }
        }
        .article-body h2 {
            font-size: 1.9rem;
            color: var(--accent);
            margin: 2.5rem 0 1rem;
            border-left: 4px solid var(--secondary);
            padding-left: 1rem;
            font-weight: 700;
        }
        .article-body h3 {
            font-size: 1.4rem;
            color: #f5a623;
            margin: 1.8rem 0 0.8rem;
            font-weight: 600;
        }
        .article-body h4 {
            font-size: 1.15rem;
            color: var(--text);
            margin: 1.2rem 0 0.5rem;
            font-weight: 600;
        }
        .article-body p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .article-body ul,
        .article-body ol {
            margin: 1rem 0 1.5rem 1.5rem;
        }
        .article-body li {
            margin-bottom: 0.5rem;
        }
        .highlight-box {
            background: rgba(233, 69, 96, 0.08);
            border: 1px solid rgba(233, 69, 96, 0.25);
            border-radius: 8px;
            padding: 1.2rem;
            margin: 1.5rem 0;
        }
        .info-box {
            background: rgba(245, 166, 35, 0.08);
            border: 1px solid rgba(245, 166, 35, 0.25);
            border-radius: 8px;
            padding: 1rem;
            margin: 1rem 0;
        }
        .image-container {
            margin: 2rem 0;
            text-align: center;
        }
        .image-container img {
            width: 100%;
            max-width: 800px;
            border-radius: 12px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
        }
        .image-container figcaption {
            font-size: 0.85rem;
            color: var(--gray);
            margin-top: 0.5rem;
        }
        .form-section {
            background: var(--card);
            padding: 1.5rem;
            border-radius: 12px;
            margin: 2rem 0;
        }
        .form-section h3 {
            margin-bottom: 1rem;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.4rem;
            font-weight: 600;
            color: var(--text);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.8rem;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            background: rgba(255, 255, 255, 0.05);
            color: var(--text);
            font-size: 0.95rem;
            transition: border-color 0.3s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--secondary);
        }
        .btn-submit {
            background: var(--secondary);
            color: #fff;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            font-size: 1rem;
            transition: all 0.3s;
        }
        .btn-submit:hover {
            background: #ff6b81;
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(233, 69, 96, 0.3);
        }
        .star-rating {
            display: flex;
            gap: 5px;
            font-size: 1.6rem;
        }
        .star-rating i {
            color: var(--gray);
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating i:hover,
        .star-rating i.active {
            color: var(--accent);
        }
        .site-footer {
            background: var(--dark);
            padding: 2rem 0 1rem;
            margin-top: 3rem;
            border-top: 3px solid var(--secondary);
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 1.5rem;
        }
        @media(max-width:768px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }
        .footer-grid h4 {
            color: var(--accent);
            margin-bottom: 1rem;
            font-size: 1rem;
        }
        .footer-grid ul {
            list-style: none;
        }
        .footer-grid li {
            margin-bottom: 0.4rem;
        }
        .footer-grid a {
            font-size: 0.85rem;
            color: var(--gray);
        }
        .footer-grid a:hover {
            color: var(--accent);
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.8rem;
            color: var(--gray);
        }
        .copyright strong {
            color: var(--text);
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.03);
            border-radius: 8px;
            padding: 1.2rem;
            margin-top: 1rem;
            font-size: 0.85rem;
            color: var(--gray);
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        friend-link a {
            margin: 0 5px;
            color: var(--accent);
        }
        .toc {
            background: rgba(245, 166, 35, 0.06);
            border: 1px solid rgba(245, 166, 35, 0.2);
            border-radius: 10px;
            padding: 1.2rem;
            margin: 1.5rem 0;
            font-size: 0.9rem;
        }
        .toc h3 {
            color: var(--accent);
            margin-bottom: 0.5rem;
        }
        .toc ul {
            list-style: none;
        }
        .toc li {
            margin-bottom: 0.3rem;
        }
        .toc a {
            color: var(--text);
        }
        .toc a:hover {
            color: var(--accent);
        }
        @media(max-width:768px) {
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.5rem;
                padding: 1rem 0;
            }
            .main-nav a {
                display: block;
                padding: 0.6rem 0;
                border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            }
            .hamburger {
                display: block;
            }
            .nav-toggle:checked~.main-nav {
                display: flex;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background: var(--secondary);
            color: #fff;
            width: 45px;
            height: 45px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            box-shadow: 0 4px 15px rgba(233, 69, 96, 0.4);
            opacity: 0;
            transition: opacity 0.3s;
            z-index: 999;
            border: none;
        }
        .scroll-top.visible {
            opacity: 1;
        }
        .scroll-top:hover {
            background: #ff6b81;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.9rem;
        }
        .data-table th,
        .data-table td {
            padding: 0.8rem;
            border: 1px solid rgba(255, 255, 255, 0.1);
            text-align: left;
        }
        .data-table th {
            background: rgba(233, 69, 96, 0.15);
            color: var(--accent);
            font-weight: 600;
        }
        .data-table tr:hover {
            background: rgba(255, 255, 255, 0.03);
        }
        @media(max-width:600px) {
            .data-table {
                font-size: 0.75rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.4rem;
            }
        }