*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --bg-primary: #0f0f12;
            --bg-secondary: #1a1a24;
            --bg-card: #22222f;
            --text-primary: #e8e8ec;
            --text-secondary: #a8a8b8;
            --accent: #f5a623;
            --accent-hover: #ffc44d;
            --accent-dark: #c47f0a;
            --border-color: #2f2f3f;
            --success: #4caf50;
            --danger: #e74c3c;
            --font-main: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
            --max-width: 1200px;
            --header-height: 70px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-main);
            background: var(--bg-primary);
            color: var(--text-primary);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: color 0.25s;
        }
        a:hover {
            color: var(--accent-hover);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: var(--bg-secondary);
            border-bottom: 2px solid var(--border-color);
            position: sticky;
            top: 0;
            z-index: 100;
            height: var(--header-height);
            display: flex;
            align-items: center;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .my-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--text-primary);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            text-decoration: none;
            color: var(--accent);
        }
        .my-logo i {
            color: var(--accent);
            font-size: 1.6rem;
        }
        .my-logo span {
            background: linear-gradient(135deg, var(--accent), #ff8c00);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 24px;
        }
        .main-nav a {
            color: var(--text-secondary);
            font-size: 0.95rem;
            font-weight: 500;
            padding: 6px 0;
            border-bottom: 2px solid transparent;
            transition: 0.2s;
        }
        .main-nav a:hover {
            color: var(--accent);
            border-bottom-color: var(--accent);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--text-primary);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px;
        }
        .breadcrumb-wrap {
            background: var(--bg-secondary);
            padding: 12px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            list-style: none;
            font-size: 0.85rem;
            color: var(--text-secondary);
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 8px;
            color: var(--accent-dark);
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--accent);
        }
        .breadcrumb .current {
            color: var(--accent);
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(145deg, var(--bg-secondary), #0a0a10);
            padding: 60px 0 50px;
            border-bottom: 2px solid var(--border-color);
            text-align: center;
        }
        .hero h1 {
            font-size: 2.8rem;
            font-weight: 900;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .hero h1 span {
            background: linear-gradient(135deg, var(--accent), #ff8c00);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: 1.15rem;
            color: var(--text-secondary);
            max-width: 750px;
            margin: 0 auto 24px;
        }
        .hero-meta {
            display: flex;
            justify-content: center;
            gap: 30px;
            flex-wrap: wrap;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        .hero-meta i {
            color: var(--accent);
            margin-right: 6px;
        }
        .section {
            padding: 50px 0;
            border-bottom: 1px solid var(--border-color);
        }
        .section:last-of-type {
            border-bottom: none;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .section-title i {
            color: var(--accent);
        }
        .section-subtitle {
            font-size: 1.4rem;
            font-weight: 700;
            margin-top: 32px;
            margin-bottom: 14px;
            color: var(--accent);
        }
        .section h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin-top: 26px;
            margin-bottom: 10px;
            color: var(--text-primary);
        }
        .section h4 {
            font-size: 1.05rem;
            font-weight: 600;
            margin-top: 20px;
            margin-bottom: 8px;
            color: var(--text-secondary);
        }
        .section p {
            margin-bottom: 16px;
            color: var(--text-secondary);
            max-width: 900px;
        }
        .section p strong {
            color: var(--text-primary);
            font-weight: 600;
        }
        .section ul,
        .section ol {
            margin: 12px 0 20px 24px;
            color: var(--text-secondary);
        }
        .section li {
            margin-bottom: 8px;
        }
        .highlight-box {
            background: var(--bg-card);
            border-left: 4px solid var(--accent);
            padding: 18px 24px;
            border-radius: 0 8px 8px 0;
            margin: 20px 0;
        }
        .highlight-box p {
            margin-bottom: 0;
        }
        .feature-image {
            border-radius: 12px;
            overflow: hidden;
            margin: 30px 0;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.6);
            background: var(--bg-card);
        }
        .feature-image img {
            width: 100%;
            min-height: 200px;
            object-fit: cover;
            background: #2a2a3a;
        }
        .feature-image figcaption {
            padding: 12px 18px;
            font-size: 0.85rem;
            color: var(--text-secondary);
            background: var(--bg-card);
            border-top: 1px solid var(--border-color);
        }
        .inline-links {
            display: flex;
            flex-wrap: wrap;
            gap: 10px 16px;
            margin: 18px 0;
            padding: 14px 18px;
            background: var(--bg-card);
            border-radius: 8px;
            border: 1px solid var(--border-color);
        }
        .inline-links a {
            font-size: 0.9rem;
            padding: 2px 0;
        }
        .inline-links a i {
            margin-right: 4px;
            font-size: 0.75rem;
            color: var(--accent-dark);
        }
        .search-form {
            display: flex;
            gap: 12px;
            max-width: 550px;
            margin: 20px 0;
            flex-wrap: wrap;
        }
        .search-form input {
            flex: 1;
            padding: 12px 18px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            background: var(--bg-card);
            color: var(--text-primary);
            font-size: 1rem;
            outline: none;
            transition: border 0.3s;
            min-width: 200px;
        }
        .search-form input:focus {
            border-color: var(--accent);
        }
        .search-form button {
            padding: 12px 28px;
            background: var(--accent);
            color: #0f0f12;
            font-weight: 700;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.3s, transform 0.15s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: var(--accent-hover);
            transform: scale(1.02);
        }
        .interact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin: 30px 0;
        }
        .interact-card {
            background: var(--bg-card);
            border-radius: 12px;
            padding: 24px;
            border: 1px solid var(--border-color);
        }
        .interact-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.2rem;
        }
        .interact-card form {
            display: flex;
            flex-direction: column;
            gap: 14px;
            margin-top: 14px;
        }
        .interact-card textarea,
        .interact-card input {
            padding: 10px 14px;
            border-radius: 6px;
            border: 1px solid var(--border-color);
            background: var(--bg-primary);
            color: var(--text-primary);
            font-size: 0.95rem;
            outline: none;
            transition: border 0.3s;
            font-family: var(--font-main);
        }
        .interact-card textarea:focus,
        .interact-card input:focus {
            border-color: var(--accent);
        }
        .interact-card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .interact-card button {
            padding: 10px 20px;
            background: var(--accent);
            color: #0f0f12;
            font-weight: 700;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            transition: background 0.3s, transform 0.15s;
            font-size: 0.95rem;
            align-self: flex-start;
        }
        .interact-card button:hover {
            background: var(--accent-hover);
            transform: scale(1.02);
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 1.6rem;
            color: var(--border-color);
            cursor: pointer;
        }
        .star-rating i.active {
            color: var(--accent);
        }
        .star-rating i:hover {
            color: var(--accent-hover);
        }
        friend-link {
            display: block;
            padding: 30px 0;
            border-top: 1px solid var(--border-color);
            margin-top: 40px;
        }
        friend-link .fl-title {
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 14px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        friend-link .fl-list {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 24px;
        }
        friend-link .fl-list a {
            font-size: 0.9rem;
            padding: 4px 0;
        }
        .site-footer {
            background: var(--bg-secondary);
            padding: 30px 0 20px;
            border-top: 2px solid var(--border-color);
            text-align: center;
        }
        .site-footer p {
            font-size: 0.85rem;
            color: var(--text-secondary);
            margin-bottom: 6px;
        }
        .site-footer .copyright {
            font-size: 0.8rem;
            color: #666;
            margin-top: 10px;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                position: absolute;
                top: var(--header-height);
                left: 0;
                right: 0;
                background: var(--bg-secondary);
                flex-direction: column;
                padding: 20px 24px;
                gap: 12px;
                border-bottom: 2px solid var(--border-color);
                box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                font-size: 1.05rem;
                padding: 8px 0;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .interact-grid {
                grid-template-columns: 1fr;
            }
            .hero-meta {
                flex-direction: column;
                gap: 8px;
                align-items: center;
            }
            .my-logo {
                font-size: 1.1rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                align-self: stretch;
                justify-content: center;
            }
            .inline-links {
                flex-direction: column;
                gap: 6px;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.5rem;
            }
            .section {
                padding: 30px 0;
            }
            .container {
                padding: 0 14px;
            }
            .interact-card {
                padding: 16px;
            }
        }
        .mt-0 {
            margin-top: 0;
        }
        .mb-0 {
            margin-bottom: 0;
        }
        .text-accent {
            color: var(--accent);
        }
        .gap-8 {
            gap: 8px;
        }
        .flex {
            display: flex;
        }
        .flex-wrap {
            flex-wrap: wrap;
        }
        .align-center {
            align-items: center;
        }
        .schema-hidden {
            display: none;
        }