*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            line-height: 1.7;
            color: #1e1e2a;
            background: #f8f7fc;
            padding: 0;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #6c3eb8;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: #4a1d8a;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #1a1a2e;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.5rem;
            border-bottom: 4px solid #9b6be0;
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 2px solid #ddd8f0;
            padding-bottom: 0.35rem;
        }
        h3 {
            font-size: 1.35rem;
        }
        h4 {
            font-size: 1.1rem;
        }
        p {
            margin-bottom: 1.2rem;
            color: #2d2d3f;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        header {
            background: linear-gradient(145deg, #1a1a2e 0%, #2d1b4e 100%);
            color: #fff;
            padding: 0.75rem 0;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.75rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: linear-gradient(135deg, #b388ff, #7c4dff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: transform 0.2s ease;
            display: inline-block;
        }
        .my-logo:hover {
            transform: scale(1.03);
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: #c9b8f0;
            color: #c9b8f0;
            letter-spacing: 0.5px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid rgba(255, 255, 255, 0.25);
            color: #fff;
            font-size: 1.6rem;
            padding: 0.3rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        nav {
            display: flex;
            align-items: center;
            gap: 0.5rem 1.2rem;
            flex-wrap: wrap;
        }
        nav a {
            color: #e0d6f5;
            font-weight: 500;
            padding: 0.3rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
            font-size: 0.95rem;
        }
        nav a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            text-decoration: none;
        }
        .breadcrumbs {
            font-size: 0.85rem;
            color: #b8a9d9;
            padding: 0.6rem 0 0.2rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumbs a {
            color: #d4c6f0;
        }
        .breadcrumbs a:hover {
            color: #fff;
        }
        .breadcrumbs span {
            color: #a894d0;
        }
        .hero {
            background: linear-gradient(135deg, #1a1a2e 0%, #3d2a6b 50%, #1a1a2e 100%);
            color: #fff;
            padding: 3rem 0 2.5rem;
            margin-bottom: 2.5rem;
            border-radius: 0 0 40px 40px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
        }
        .hero h1 {
            color: #fff;
            border-bottom-color: rgba(255, 255, 255, 0.25);
            font-size: 2.6rem;
        }
        .hero p {
            color: #d9cdf5;
            font-size: 1.15rem;
            max-width: 800px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem 2.5rem;
            margin-top: 1.2rem;
            color: #c9b8f0;
            font-size: 0.95rem;
        }
        .hero-meta i {
            margin-right: 0.4rem;
        }
        .search-wrap {
            background: #fff;
            border-radius: 60px;
            padding: 0.25rem 0.25rem 0.25rem 1.5rem;
            display: flex;
            align-items: center;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            max-width: 520px;
            margin: 1.5rem 0 0.5rem;
            border: 1px solid #e8e2f5;
        }
        .search-wrap input {
            flex: 1;
            border: none;
            padding: 0.85rem 0;
            font-size: 1rem;
            background: transparent;
            outline: none;
            color: #1e1e2a;
            min-width: 0;
        }
        .search-wrap input::placeholder {
            color: #9a8ab0;
        }
        .search-wrap button {
            background: linear-gradient(135deg, #7c4dff, #5a2db0);
            border: none;
            color: #fff;
            padding: 0.75rem 1.6rem;
            border-radius: 60px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-wrap button:hover {
            transform: scale(1.02);
            box-shadow: 0 6px 20px rgba(124, 77, 255, 0.35);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            margin: 2rem 0 3rem;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 18px;
            padding: 1.5rem 1.4rem;
            box-shadow: 0 6px 25px rgba(0, 0, 0, 0.05);
            margin-bottom: 1.8rem;
            border: 1px solid #eee9f8;
        }
        .sidebar-card h3 {
            font-size: 1.15rem;
            margin-top: 0;
            margin-bottom: 1rem;
            color: #2d1b4e;
            border-left: 4px solid #7c4dff;
            padding-left: 0.8rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card ul li {
            padding: 0.45rem 0;
            border-bottom: 1px solid #f0ebf8;
        }
        .sidebar-card ul li:last-child {
            border-bottom: none;
        }
        .sidebar-card ul li a {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 500;
        }
        .sidebar-card ul li a i {
            color: #7c4dff;
            font-size: 0.8rem;
            width: 1.2rem;
        }
        .featured-img {
            border-radius: 20px;
            overflow: hidden;
            margin: 2rem 0 2.5rem;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
            background: #ede8f8;
        }
        .featured-img img {
            width: 100%;
            height: auto;
            display: block;
        }
        .featured-img figcaption {
            padding: 0.8rem 1.2rem;
            font-size: 0.9rem;
            color: #4a3a5e;
            background: #f5f1fe;
            border-top: 1px solid #e2d8f5;
        }
        .feedback-section {
            background: #fff;
            border-radius: 24px;
            padding: 2rem 2rem 2.5rem;
            box-shadow: 0 6px 30px rgba(0, 0, 0, 0.05);
            margin: 3rem 0 2rem;
            border: 1px solid #eee9f8;
        }
        .feedback-section h2 {
            margin-top: 0;
            border-bottom-color: #e2d8f5;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.35rem;
            color: #2d1b4e;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #e2d8f5;
            border-radius: 12px;
            font-size: 1rem;
            font-family: inherit;
            background: #faf8fe;
            transition: border-color 0.2s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            border-color: #7c4dff;
            outline: none;
            background: #fff;
        }
        .form-group textarea {
            min-height: 110px;
            resize: vertical;
        }
        .form-row {
            display: flex;
            gap: 1rem;
            flex-wrap: wrap;
        }
        .form-row .form-group {
            flex: 1;
            min-width: 140px;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.25rem;
            font-size: 1.8rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: #ddd8f0;
            transition: color 0.15s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f9a825;
        }
        .btn {
            background: linear-gradient(135deg, #7c4dff, #5a2db0);
            color: #fff;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 60px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: transform 0.2s, box-shadow 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
        }
        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(124, 77, 255, 0.3);
        }
        .btn-outline {
            background: transparent;
            color: #5a2db0;
            border: 2px solid #7c4dff;
        }
        .btn-outline:hover {
            background: #7c4dff;
            color: #fff;
        }
        footer {
            background: #1a1a2e;
            color: #c9b8f0;
            padding: 2.5rem 0 1.8rem;
            margin-top: 3.5rem;
            border-top: 4px solid #7c4dff;
        }
        footer a {
            color: #d4c6f0;
        }
        footer a:hover {
            color: #fff;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-grid h4 {
            color: #fff;
            margin-top: 0;
            font-size: 1rem;
            border-left: 3px solid #7c4dff;
            padding-left: 0.75rem;
        }
        .footer-grid ul {
            list-style: none;
            padding: 0;
        }
        .footer-grid ul li {
            padding: 0.3rem 0;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.04);
            border-radius: 16px;
            padding: 1.2rem 1.5rem;
            margin: 1.2rem 0 0.8rem;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        friend-link a {
            display: inline-block;
            margin: 0.3rem 1rem 0.3rem 0;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 0.9rem;
            color: #9a8ab0;
        }
        @media (max-width: 820px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            h1 {
                font-size: 1.9rem;
            }
            .hero h1 {
                font-size: 2rem;
            }
            .hero {
                padding: 2rem 0 1.8rem;
            }
            .nav-toggle {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 1rem 0 0.5rem;
                gap: 0.3rem;
            }
            nav.open {
                display: flex;
            }
            nav a {
                padding: 0.6rem 0.8rem;
                border-radius: 8px;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .search-wrap {
                max-width: 100%;
                border-radius: 40px;
                flex-wrap: wrap;
                padding: 0.2rem 0.2rem 0.2rem 1rem;
            }
            .search-wrap input {
                padding: 0.6rem 0;
                font-size: 0.95rem;
                min-width: 120px;
            }
            .search-wrap button {
                padding: 0.6rem 1.2rem;
                font-size: 0.85rem;
            }
            .feedback-section {
                padding: 1.5rem 1.2rem;
            }
            .form-row {
                flex-direction: column;
                gap: 0;
            }
            .star-rating {
                font-size: 1.5rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 0.9rem;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .hero h1 {
                font-size: 1.6rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .breadcrumbs {
                font-size: 0.75rem;
            }
        }
        .text-muted {
            color: #7a6a90;
        }
        .mt-1 {
            margin-top: 0.5rem;
        }
        .mt-2 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 0.5rem;
        }
        .mb-2 {
            margin-bottom: 1rem;
        }
        .tag {
            display: inline-block;
            background: #ede8f8;
            color: #3d2a6b;
            padding: 0.2rem 0.8rem;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .highlight-box {
            background: #f5f1fe;
            border-left: 5px solid #7c4dff;
            padding: 1.2rem 1.5rem;
            border-radius: 12px;
            margin: 1.5rem 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .fa-ul li {
            margin-bottom: 0.4rem;
        }
        .schema-hidden {
            display: none;
        }