*,
        *::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, 'Helvetica Neue', sans-serif;
            background: #0e0f12;
            color: #e8e6e3;
            line-height: 1.75;
            padding: 0;
            margin: 0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #6eb8ff;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: #a8d4ff;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 600;
            line-height: 1.3;
            color: #f0ede8;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
        }
        h1 {
            font-size: 2.4rem;
            border-bottom: 3px solid #4a7a9c;
            padding-bottom: 0.4rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 2px solid #2d4a5e;
            padding-bottom: 0.3rem;
        }
        h3 {
            font-size: 1.4rem;
        }
        h4 {
            font-size: 1.15rem;
        }
        p {
            margin-bottom: 1.2rem;
        }
        hr {
            border: none;
            border-top: 1px solid #2a2e35;
            margin: 2rem 0;
        }
        .container {
            max-width: 1100px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .site-header {
            background: #15171c;
            border-bottom: 2px solid #2a2e35;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            backdrop-filter: blur(8px);
            background: rgba(21, 23, 28, 0.96);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 700;
            background: linear-gradient(135deg, #c97b3c, #e8a84c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #e8a84c;
            font-size: 1.6rem;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .nav-list a {
            display: block;
            padding: 0.5rem 0.9rem;
            border-radius: 6px;
            font-size: 0.9rem;
            font-weight: 500;
            color: #c8c6c2;
            transition: background 0.2s, color 0.2s;
        }
        .nav-list a:hover {
            background: #2a2e35;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: #e8e6e3;
            cursor: pointer;
            padding: 0.3rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #2a2e35;
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumbs {
            background: #1a1d24;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #2a2e35;
        }
        .breadcrumbs ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.8rem;
            padding: 0;
            margin: 0;
        }
        .breadcrumbs li+li::before {
            content: "›";
            margin-right: 0.8rem;
            color: #6b7280;
        }
        .breadcrumbs a {
            color: #9ca3af;
        }
        .breadcrumbs a:hover {
            color: #fff;
        }
        .breadcrumbs .current {
            color: #d1d5db;
        }
        .search-section {
            background: #1a1d24;
            padding: 2rem 0;
            border-bottom: 1px solid #2a2e35;
        }
        .search-form {
            display: flex;
            gap: 0.6rem;
            max-width: 600px;
            margin: 0 auto;
            flex-wrap: wrap;
            justify-content: center;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 180px;
            padding: 0.75rem 1.2rem;
            border-radius: 40px;
            border: 1px solid #3a3f4a;
            background: #0e0f12;
            color: #e8e6e3;
            font-size: 1rem;
            outline: none;
            transition: border 0.25s, box-shadow 0.25s;
        }
        .search-form input[type="text"]:focus {
            border-color: #6eb8ff;
            box-shadow: 0 0 0 3px rgba(110, 184, 255, 0.2);
        }
        .search-form button {
            padding: 0.75rem 1.8rem;
            border-radius: 40px;
            border: none;
            background: #4a7a9c;
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #5a8aac;
            transform: scale(1.02);
        }
        .main-content {
            padding: 2.4rem 0 3rem;
            flex: 1;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 280px;
            gap: 2.4rem;
        }
        @media(max-width:820px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-body {
            background: #16181e;
            border-radius: 16px;
            padding: 2rem 2.2rem;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
        }
        @media(max-width:600px) {
            .article-body {
                padding: 1.2rem 1rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
        }
        .article-body .meta {
            font-size: 0.9rem;
            color: #9ca3af;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-bottom: 1.5rem;
            border-bottom: 1px solid #2a2e35;
            padding-bottom: 0.8rem;
        }
        .featured-image {
            border-radius: 12px;
            overflow: hidden;
            margin: 1.6rem 0 2rem;
            background: #1f2229;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            object-fit: cover;
            aspect-ratio: 16/9;
        }
        .featured-image figcaption {
            padding: 0.6rem 1rem;
            font-size: 0.85rem;
            color: #9ca3af;
            background: #1a1d24;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.6rem;
        }
        .sidebar-card {
            background: #16181e;
            border-radius: 12px;
            padding: 1.4rem 1.2rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            margin-top: 0;
            border-bottom: 1px solid #2a2e35;
            padding-bottom: 0.5rem;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
            margin: 0.8rem 0 0;
        }
        .sidebar-card li {
            padding: 0.35rem 0;
            border-bottom: 1px solid #1f2229;
        }
        .sidebar-card li a {
            font-size: 0.9rem;
        }
        .rating-area {
            background: #1a1d24;
            border-radius: 12px;
            padding: 1.6rem 1.8rem;
            margin: 2.4rem 0 1.6rem;
        }
        .rating-area h3 {
            margin-top: 0;
        }
        .star-rating {
            display: flex;
            gap: 0.3rem;
            font-size: 1.6rem;
            color: #5a5e6a;
            cursor: pointer;
            direction: rtl;
            justify-content: flex-end;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: color 0.15s, transform 0.15s;
            cursor: pointer;
            color: #5a5e6a;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5b342;
            transform: scale(1.1);
        }
        .rating-form button {
            margin-top: 0.8rem;
            padding: 0.6rem 1.8rem;
            border-radius: 40px;
            border: none;
            background: #4a7a9c;
            color: #fff;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s;
        }
        .rating-form button:hover {
            background: #5a8aac;
        }
        .comment-area {
            background: #1a1d24;
            border-radius: 12px;
            padding: 1.6rem 1.8rem;
            margin: 1.6rem 0;
        }
        .comment-area h3 {
            margin-top: 0;
        }
        .comment-area textarea {
            width: 100%;
            padding: 0.8rem 1rem;
            border-radius: 8px;
            border: 1px solid #3a3f4a;
            background: #0e0f12;
            color: #e8e6e3;
            font-size: 0.95rem;
            min-height: 100px;
            resize: vertical;
            outline: none;
            font-family: inherit;
            transition: border 0.25s;
        }
        .comment-area textarea:focus {
            border-color: #6eb8ff;
        }
        .comment-area input[type="text"] {
            width: 100%;
            padding: 0.7rem 1rem;
            border-radius: 8px;
            border: 1px solid #3a3f4a;
            background: #0e0f12;
            color: #e8e6e3;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.25s;
            margin-bottom: 0.8rem;
        }
        .comment-area input[type="text"]:focus {
            border-color: #6eb8ff;
        }
        .comment-area button {
            padding: 0.7rem 2rem;
            border-radius: 40px;
            border: none;
            background: #4a7a9c;
            color: #fff;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s;
        }
        .comment-area button:hover {
            background: #5a8aac;
        }
        .site-footer {
            background: #101217;
            border-top: 2px solid #2a2e35;
            padding: 2.4rem 0 1.2rem;
            margin-top: 2rem;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        @media(max-width:600px) {
            .footer-inner {
                grid-template-columns: 1fr;
            }
        }
        .footer-inner h4 {
            font-size: 1rem;
            margin-top: 0;
            color: #d1d5db;
        }
        friend-link {
            display: block;
            padding: 0.3rem 0;
        }
        friend-link a {
            color: #9ca3af;
            font-size: 0.9rem;
        }
        friend-link a:hover {
            color: #fff;
        }
        .copyright {
            margin-top: 2rem;
            padding-top: 1.2rem;
            border-top: 1px solid #1f2229;
            font-size: 0.85rem;
            color: #6b7280;
            text-align: center;
        }
        @media(max-width:700px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                width: 100%;
                flex-direction: column;
                background: #15171c;
                padding: 0.6rem 0;
                border-radius: 0 0 12px 12px;
                border: 1px solid #2a2e35;
                margin-top: 0.4rem;
            }
            #nav-toggle:checked~.nav-list {
                display: flex;
            }
            .nav-wrapper {
                flex-wrap: wrap;
            }
            .header-inner {
                align-items: center;
            }
        }
        .text-muted {
            color: #9ca3af;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .tag {
            display: inline-block;
            background: #2a2e35;
            padding: 0.15rem 0.7rem;
            border-radius: 20px;
            font-size: 0.8rem;
            color: #b0b4ba;
        }
        .highlight-box {
            background: #1f2937;
            border-left: 4px solid #4a7a9c;
            padding: 1rem 1.4rem;
            border-radius: 0 8px 8px 0;
            margin: 1.4rem 0;
        }
        .sidebar-card a,
        .article-body a {
            word-break: break-word;
        }
        section[id] {
            scroll-margin-top: 80px;
        }
        i.fas,
        i.far,
        i.fab {
            margin-right: 0.3rem;
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 1.2rem;
        }
        .article-body li {
            margin-bottom: 0.3rem;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.2rem 0;
            font-size: 0.9rem;
        }
        .data-table th,
        .data-table td {
            padding: 0.6rem 0.8rem;
            border: 1px solid #2a2e35;
            text-align: left;
        }
        .data-table th {
            background: #1f2229;
            font-weight: 600;
            color: #d1d5db;
        }
        .data-table tr:nth-child(even) {
            background: #13151a;
        }