* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        }
        :root {
            --primary: #6c3fc5;
            --primary-light: #8b5cf6;
            --primary-dark: #4a2a8a;
            --secondary: #f59e0b;
            --accent: #ef4444;
            --bg: #f8f6fc;
            --bg-card: #ffffff;
            --text: #1e1b2e;
            --text-light: #5b5370;
            --border: #e2daf0;
            --radius: 20px;
            --shadow: 0 8px 30px rgba(108, 63, 197, 0.10);
            --transition: all 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            font-weight: 400;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-light);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 16px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: var(--bg-card);
            border-bottom: 2px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 20px rgba(108, 63, 197, 0.06);
            backdrop-filter: blur(6px);
            background: rgba(255, 255, 255, 0.96);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 14px 20px;
            max-width: 1200px;
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 28px;
            font-weight: 800;
            background: linear-gradient(135deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .my-logo i {
            -webkit-text-fill-color: var(--primary);
            font-size: 30px;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.88;
        }
        .nav-toggle {
            display: none;
            font-size: 28px;
            background: none;
            border: none;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 10px;
            border-radius: 10px;
            transition: var(--transition);
        }
        .nav-toggle:hover {
            background: var(--border);
        }
        .main-nav {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            align-items: center;
        }
        .main-nav a {
            padding: 8px 16px;
            border-radius: 40px;
            font-weight: 500;
            font-size: 15px;
            color: var(--text-light);
            transition: var(--transition);
            white-space: nowrap;
        }
        .main-nav a:hover,
        .main-nav a.active {
            background: var(--primary);
            color: #fff;
            text-decoration: none;
        }
        .breadcrumb {
            padding: 12px 0 4px;
            font-size: 14px;
            color: var(--text-light);
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        .breadcrumb a {
            color: var(--primary);
        }
        .breadcrumb span {
            color: var(--text-light);
        }
        .breadcrumb .sep {
            margin: 0 6px;
            color: #bbb;
        }
        .hero {
            padding: 40px 0 20px;
            text-align: center;
        }
        .hero h1 {
            font-size: clamp(2rem, 5.5vw, 3.6rem);
            font-weight: 900;
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-light), var(--secondary));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .hero p {
            font-size: 1.2rem;
            color: var(--text-light);
            max-width: 800px;
            margin: 0 auto 20px;
        }
        .hero-meta {
            display: flex;
            justify-content: center;
            gap: 20px;
            flex-wrap: wrap;
            font-size: 15px;
            color: var(--text-light);
        }
        .hero-meta i {
            color: var(--primary);
            margin-right: 6px;
        }
        .last-updated {
            background: var(--border);
            padding: 4px 14px;
            border-radius: 40px;
            font-weight: 500;
        }
        section {
            padding: 40px 0;
        }
        .section-title {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 20px;
            color: var(--primary-dark);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .section-title i {
            font-size: 28px;
            color: var(--secondary);
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin: 32px 0 16px;
            color: var(--primary-dark);
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
            margin: 24px 0 12px;
            color: var(--text);
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            margin: 18px 0 8px;
            color: var(--text-light);
        }
        p {
            margin-bottom: 16px;
            color: var(--text);
        }
        .content-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 30px 28px;
            box-shadow: var(--shadow);
            margin-bottom: 30px;
            border: 1px solid var(--border);
            transition: var(--transition);
        }
        .content-card:hover {
            box-shadow: 0 12px 40px rgba(108, 63, 197, 0.14);
        }
        .highlight-box {
            background: linear-gradient(135deg, #f0eaff, #fff6e0);
            border-left: 6px solid var(--primary);
            padding: 20px 24px;
            border-radius: 16px;
            margin: 20px 0;
        }
        .highlight-box i {
            color: var(--primary);
            margin-right: 10px;
        }
        .emoji-big {
            font-size: 1.6em;
            line-height: 1;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: 1fr 1fr 1fr;
            gap: 20px;
        }
        .stat-item {
            text-align: center;
            padding: 20px 12px;
            background: var(--bg);
            border-radius: 16px;
            border: 1px solid var(--border);
        }
        .stat-item .num {
            font-size: 2.4rem;
            font-weight: 900;
            color: var(--primary);
        }
        .stat-item .label {
            font-size: 0.95rem;
            color: var(--text-light);
        }
        .btn {
            display: inline-block;
            padding: 10px 28px;
            border-radius: 40px;
            font-weight: 600;
            background: var(--primary);
            color: #fff;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            font-size: 15px;
        }
        .btn:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
            text-decoration: none;
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--primary);
            color: #fff;
        }
        .featured-image {
            margin: 24px 0;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image img {
            width: 100%;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 12px 16px;
            background: var(--bg-card);
            font-size: 14px;
            color: var(--text-light);
            border-top: 1px solid var(--border);
            text-align: center;
        }
        .form-group {
            margin-bottom: 16px;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 4px;
            font-size: 15px;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid var(--border);
            border-radius: 14px;
            font-size: 15px;
            background: var(--bg);
            transition: var(--transition);
            font-family: inherit;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(108, 63, 197, 0.12);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 28px;
            cursor: pointer;
            color: #ddd;
            transition: var(--transition);
        }
        .star-rating i.active,
        .star-rating i:hover {
            color: var(--secondary);
        }
        .comment-item {
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-item .author {
            font-weight: 700;
            color: var(--primary-dark);
        }
        .comment-item .date {
            font-size: 13px;
            color: var(--text-light);
            margin-left: 12px;
        }
        .comment-item .text {
            margin-top: 6px;
        }
        footer {
            background: var(--text);
            color: #ddd;
            padding: 40px 20px 20px;
            margin-top: 40px;
        }
        footer .container {
            max-width: 1200px;
        }
        footer a {
            color: #c4b5f0;
        }
        footer a:hover {
            color: #fff;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 30px;
            margin-bottom: 30px;
        }
        .footer-grid h4 {
            color: #fff;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .footer-grid ul {
            list-style: none;
        }
        .footer-grid ul li {
            margin-bottom: 6px;
        }
        .footer-grid ul li a {
            font-size: 14px;
        }
        friend-link {
            display: block;
            padding: 16px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            margin-bottom: 16px;
            font-size: 14px;
        }
        friend-link a {
            margin: 0 8px 0 4px;
        }
        .copyright {
            text-align: center;
            padding-top: 16px;
            font-size: 14px;
            color: #999;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
        }
        @media (max-width: 900px) {
            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                padding: 16px 0 8px;
                gap: 4px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                width: 100%;
                padding: 12px 16px;
                border-radius: 12px;
            }
            .header-inner {
                padding: 10px 16px;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .content-card {
                padding: 20px 16px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .hero-meta {
                flex-direction: column;
                gap: 8px;
                align-items: center;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 22px;
            }
            .btn {
                padding: 8px 20px;
                font-size: 14px;
            }
            .stat-item .num {
                font-size: 1.8rem;
            }
        }
        .fade-in {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .fade-in.visible {
            opacity: 1;
            transform: translateY(0);
        }
        .toast {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background: var(--primary-dark);
            color: #fff;
            padding: 14px 24px;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.25);
            font-weight: 500;
            font-size: 15px;
            transform: translateY(100px);
            opacity: 0;
            transition: var(--transition);
            z-index: 999;
            max-width: 360px;
            pointer-events: none;
        }
        .toast.show {
            transform: translateY(0);
            opacity: 1;
            pointer-events: auto;
        }