*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #0d0f1a;
            color: #e4e7f0;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            min-height: 100vh;
        }
        a {
            color: #8bb8ff;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #c0d8ff;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 0.75rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            color: #f0f4ff;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.2rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 2px solid #2a2f4a;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.4rem;
        }
        h4 {
            font-size: 1.15rem;
            color: #c8d4ff;
        }
        p {
            margin: 0.8rem 0;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: #141726;
            border-bottom: 2px solid #2a2f4a;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            background: rgba(13, 15, 26, 0.96);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            background: linear-gradient(135deg, #f69d3c, #e85d9a, #8e6aff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #f69d3c;
            font-size: 1.4rem;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #3a3f5a;
            color: #e4e7f0;
            font-size: 1.5rem;
            padding: 0.3rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: #2a2f4a;
        }
        .nav-menu {
            display: flex;
            gap: 0.2rem 1.2rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .nav-menu a {
            color: #c8d4ff;
            font-weight: 500;
            padding: 0.3rem 0;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s, color 0.2s;
            font-size: 0.95rem;
        }
        .nav-menu a:hover {
            color: #fff;
            border-bottom-color: #8e6aff;
            text-decoration: none;
        }
        .nav-menu a i {
            margin-right: 0.3rem;
            font-size: 0.85rem;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0.6rem 0 0.2rem;
            margin: 0;
            font-size: 0.85rem;
            color: #8890b0;
        }
        .breadcrumb li+li::before {
            content: "›";
            padding: 0 0.6rem;
            color: #555a78;
        }
        .breadcrumb a {
            color: #8bb8ff;
        }
        .breadcrumb a:hover {
            color: #c0d8ff;
        }
        .breadcrumb .active {
            color: #c8d4ff;
        }
        .hero {
            background: linear-gradient(145deg, #1a1e33, #0d0f1a);
            border-radius: 18px;
            padding: 2.2rem 2rem;
            margin: 1.8rem 0 2.4rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1.8rem;
            align-items: center;
            border: 1px solid #2a2f4a;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.6);
        }
        .hero-text {
            flex: 2;
            min-width: 260px;
        }
        .hero-text h1 {
            font-size: 2.6rem;
            margin-top: 0;
        }
        .hero-text p {
            font-size: 1.1rem;
            color: #b0b8d8;
        }
        .hero-img {
            flex: 1;
            min-width: 200px;
            border-radius: 14px;
            overflow: hidden;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
        }
        .hero-img img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .hero-badge {
            display: inline-block;
            background: #2a2f4a;
            padding: 0.2rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            color: #b0b8d8;
            margin-bottom: 0.6rem;
            border: 1px solid #3a3f5a;
        }
        .search-section {
            background: #141726;
            border-radius: 14px;
            padding: 1.4rem 1.8rem;
            margin: 1.8rem 0;
            border: 1px solid #2a2f4a;
        }
        .search-form {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
            align-items: center;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 180px;
            padding: 0.7rem 1rem;
            border-radius: 30px;
            border: 1px solid #3a3f5a;
            background: #0d0f1a;
            color: #e4e7f0;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.2s;
        }
        .search-form input[type="text"]:focus {
            border-color: #8e6aff;
        }
        .search-form button {
            background: linear-gradient(135deg, #8e6aff, #6a4fd8);
            border: none;
            color: #fff;
            padding: 0.7rem 1.6rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.95rem;
            cursor: pointer;
            transition: transform 0.15s, box-shadow 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            transform: scale(1.02);
            box-shadow: 0 4px 20px rgba(142, 106, 255, 0.4);
        }
        .content-grid {
            display: grid;
            grid-template-columns: 2.5fr 1fr;
            gap: 2rem;
            margin: 2rem 0;
        }
        .main-article {
            background: #141726;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            border: 1px solid #2a2f4a;
        }
        .sidebar {
            background: #141726;
            border-radius: 16px;
            padding: 1.8rem 1.4rem;
            border: 1px solid #2a2f4a;
            align-self: start;
            position: sticky;
            top: 6rem;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0.2rem;
            border-bottom: 1px solid #2a2f4a;
            padding-bottom: 0.4rem;
        }
        .sidebar ul {
            list-style: none;
            padding-left: 0;
        }
        .sidebar li {
            padding: 0.4rem 0;
            border-bottom: 1px solid #1e223a;
        }
        .sidebar li a {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .sidebar li a i {
            width: 1.2rem;
            color: #8e6aff;
        }
        .interaction-section {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 2rem 0;
        }
        .comment-box,
        .rating-box {
            background: #141726;
            border-radius: 14px;
            padding: 1.6rem 1.8rem;
            border: 1px solid #2a2f4a;
        }
        .comment-box h3,
        .rating-box h3 {
            margin-top: 0;
            font-size: 1.3rem;
        }
        .comment-box textarea {
            width: 100%;
            min-height: 100px;
            padding: 0.8rem 1rem;
            border-radius: 10px;
            border: 1px solid #3a3f5a;
            background: #0d0f1a;
            color: #e4e7f0;
            font-size: 0.95rem;
            resize: vertical;
            outline: none;
            transition: border 0.2s;
            font-family: inherit;
        }
        .comment-box textarea:focus {
            border-color: #8e6aff;
        }
        .comment-box input[type="text"] {
            width: 100%;
            padding: 0.7rem 1rem;
            border-radius: 30px;
            border: 1px solid #3a3f5a;
            background: #0d0f1a;
            color: #e4e7f0;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.2s;
            margin: 0.4rem 0;
        }
        .comment-box input[type="text"]:focus {
            border-color: #8e6aff;
        }
        .comment-box button,
        .rating-box button {
            background: linear-gradient(135deg, #8e6aff, #6a4fd8);
            border: none;
            color: #fff;
            padding: 0.6rem 1.6rem;
            border-radius: 30px;
            font-weight: 600;
            font-size: 0.9rem;
            cursor: pointer;
            transition: transform 0.15s, box-shadow 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            margin-top: 0.6rem;
        }
        .comment-box button:hover,
        .rating-box button:hover {
            transform: scale(1.02);
            box-shadow: 0 4px 20px rgba(142, 106, 255, 0.3);
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #3a3f5a;
            cursor: pointer;
            margin: 0.6rem 0;
            direction: rtl;
        }
        .star-rating i {
            transition: color 0.15s, transform 0.1s;
        }
        .star-rating i:hover,
        .star-rating i:hover~i {
            color: #f7b731;
            transform: scale(1.1);
        }
        .star-rating.active i.active-star {
            color: #f7b731;
        }
        .site-footer {
            background: #0a0c16;
            border-top: 2px solid #2a2f4a;
            padding: 2rem 0 1.2rem;
            margin-top: 3rem;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
        }
        .footer-inner h4 {
            margin-top: 0;
            color: #f0f4ff;
        }
        friend-link {
            display: block;
            background: #141726;
            border-radius: 12px;
            padding: 1rem 1.4rem;
            border: 1px solid #2a2f4a;
            margin-top: 0.6rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 0.8rem 0.2rem 0;
            color: #8bb8ff;
        }
        friend-link a:hover {
            color: #c0d8ff;
        }
        .copyright {
            text-align: center;
            padding: 1.2rem 0 0.2rem;
            font-size: 0.85rem;
            color: #6a7090;
            border-top: 1px solid #1e223a;
            margin-top: 1.4rem;
        }
        .last-updated {
            display: inline-block;
            background: #1e223a;
            padding: 0.2rem 1rem;
            border-radius: 30px;
            font-size: 0.8rem;
            color: #8890b0;
            margin: 0.6rem 0;
        }
        @media (max-width: 820px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
            }
            .interaction-section {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
            }
            .hero {
                flex-direction: column-reverse;
                padding: 1.6rem;
            }
            .hero-text h1 {
                font-size: 2rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
        }
        @media (max-width: 640px) {
            .nav-toggle {
                display: inline-block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 0.8rem 0 0.2rem;
                gap: 0.3rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu a {
                padding: 0.4rem 0;
                width: 100%;
                border-bottom: 1px solid #1e223a;
            }
            .header-inner {
                align-items: center;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .main-article {
                padding: 1.2rem 1rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input[type="text"] {
                width: 100%;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .hero-text h1 {
                font-size: 1.7rem;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
        }
        .highlight {
            color: #f7b731;
        }
        .badge {
            display: inline-block;
            background: #2a2f4a;
            padding: 0.15rem 0.7rem;
            border-radius: 20px;
            font-size: 0.75rem;
            color: #b0b8d8;
        }
        .divider {
            height: 1px;
            background: #2a2f4a;
            margin: 1.6rem 0;
        }
        .emoji-big {
            font-size: 1.4rem;
        }
        .btn-outline {
            display: inline-block;
            border: 1px solid #3a3f5a;
            padding: 0.4rem 1.2rem;
            border-radius: 30px;
            color: #c8d4ff;
            font-size: 0.85rem;
            transition: background 0.2s, border-color 0.2s;
        }
        .btn-outline:hover {
            background: #2a2f4a;
            border-color: #8e6aff;
            text-decoration: none;
        }
        .scroll-offset {
            scroll-margin-top: 5rem;
        }
        .star-rating .fa-star.selected {
            color: #f7b731;
        }