*,
        *::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;
            background: #0F1923;
            color: #ECE8E1;
            line-height: 1.75;
            min-height: 100vh;
        }
        a {
            color: #FF4655;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover,
        a:focus-visible {
            color: #ff7a85;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #FFFFFF;
            letter-spacing: -0.01em;
        }
        h1 {
            font-size: 2.4rem;
            margin-bottom: 1.2rem;
        }
        h2 {
            font-size: 1.8rem;
            margin-top: 2.8rem;
            margin-bottom: 1rem;
            border-bottom: 2px solid #FF4655;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.35rem;
            margin-top: 2rem;
            margin-bottom: 0.7rem;
        }
        h4 {
            font-size: 1.1rem;
            margin-top: 1.4rem;
            margin-bottom: 0.5rem;
            color: #FF4655;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        header {
            background: #1a2a3a;
            background: linear-gradient(135deg, #0F1923 0%, #1a2a3a 100%);
            border-bottom: 3px solid #FF4655;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(255, 70, 85, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0.8rem 0;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            color: #FFFFFF;
            background: linear-gradient(135deg, #FF4655, #ff7a85);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #FF4655;
            font-size: 1.4rem;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: #aaa;
            letter-spacing: 0.1em;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 1rem;
        }
        .nav-links {
            display: flex;
            gap: 0.2rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .nav-links li a {
            display: block;
            padding: 0.5rem 0.9rem;
            border-radius: 6px;
            font-size: 0.9rem;
            font-weight: 500;
            color: #ddd;
            transition: background 0.2s, color 0.2s;
        }
        .nav-links li a:hover,
        .nav-links li a.active {
            background: #FF4655;
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
            border-radius: 4px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 70, 85, 0.2);
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: #1a2a3a;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            border-bottom: 1px solid #2a3a4a;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.6rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #888;
        }
        .breadcrumb a {
            color: #aaa;
        }
        .breadcrumb a:hover {
            color: #FF4655;
        }
        .breadcrumb .current {
            color: #FF4655;
            font-weight: 500;
        }
        main {
            padding: 2rem 0 3rem;
        }
        .article-header {
            margin-bottom: 2rem;
        }
        .article-header .meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem 2rem;
            font-size: 0.9rem;
            color: #aaa;
            margin-top: 0.8rem;
        }
        .article-header .meta i {
            margin-right: 0.3rem;
            color: #FF4655;
        }
        .featured-image {
            margin: 1.8rem 0 2.5rem;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
        }
        .featured-image img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .featured-image figcaption {
            padding: 0.8rem 1rem;
            background: #1a2a3a;
            font-size: 0.85rem;
            color: #bbb;
            text-align: center;
        }
        .content-section {
            margin-bottom: 2.5rem;
        }
        .content-section p {
            text-align: justify;
        }
        .highlight-box {
            background: #1a2a3a;
            border-left: 4px solid #FF4655;
            padding: 1.2rem 1.5rem;
            border-radius: 0 12px 12px 0;
            margin: 1.5rem 0;
        }
        .highlight-box strong {
            color: #FF4655;
        }
        .stats-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.9rem;
        }
        .stats-table th {
            background: #FF4655;
            color: #fff;
            padding: 0.7rem 1rem;
            text-align: left;
            font-weight: 600;
        }
        .stats-table td {
            padding: 0.6rem 1rem;
            border-bottom: 1px solid #2a3a4a;
        }
        .stats-table tr:hover td {
            background: rgba(255, 70, 85, 0.08);
        }
        .card-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
            gap: 1.5rem;
            margin: 1.5rem 0;
        }
        .card {
            background: #1a2a3a;
            border-radius: 12px;
            padding: 1.2rem;
            transition: transform 0.2s, box-shadow 0.2s;
            border: 1px solid #2a3a4a;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4);
            border-color: #FF4655;
        }
        .card h4 {
            margin-top: 0;
        }
        .card i {
            color: #FF4655;
            font-size: 1.4rem;
            margin-bottom: 0.6rem;
        }
        .search-form {
            display: flex;
            gap: 0.6rem;
            max-width: 520px;
            margin: 1.8rem 0;
        }
        .search-form input[type="text"] {
            flex: 1;
            padding: 0.7rem 1rem;
            border: 2px solid #2a3a4a;
            border-radius: 8px;
            background: #1a2a3a;
            color: #fff;
            font-size: 0.95rem;
            transition: border 0.2s;
        }
        .search-form input[type="text"]:focus {
            outline: none;
            border-color: #FF4655;
        }
        .search-form button {
            padding: 0.7rem 1.2rem;
            background: #FF4655;
            color: #fff;
            border: none;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .search-form button:hover {
            background: #e03a48;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2rem 0;
        }
        @media (max-width:700px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        .comment-box,
        .rating-box {
            background: #1a2a3a;
            padding: 1.5rem;
            border-radius: 12px;
            border: 1px solid #2a3a4a;
        }
        .comment-box h3,
        .rating-box h3 {
            margin-top: 0;
            font-size: 1.2rem;
        }
        .comment-box label,
        .rating-box label {
            display: block;
            margin-top: 1rem;
            font-weight: 500;
            font-size: 0.9rem;
            color: #ccc;
        }
        .comment-box input,
        .comment-box textarea,
        .rating-box select {
            width: 100%;
            padding: 0.6rem 0.8rem;
            margin-top: 0.3rem;
            border: 1px solid #2a3a4a;
            border-radius: 6px;
            background: #0F1923;
            color: #fff;
            font-size: 0.9rem;
        }
        .comment-box textarea {
            min-height: 90px;
            resize: vertical;
        }
        .comment-box input:focus,
        .comment-box textarea:focus,
        .rating-box select:focus {
            outline: none;
            border-color: #FF4655;
        }
        .btn-primary {
            display: inline-block;
            padding: 0.6rem 1.4rem;
            background: #FF4655;
            color: #fff;
            border: none;
            border-radius: 6px;
            font-weight: 600;
            cursor: pointer;
            margin-top: 1rem;
            transition: background 0.2s;
            font-size: 0.9rem;
        }
        .btn-primary:hover {
            background: #e03a48;
        }
        .rating-stars {
            display: flex;
            gap: 0.4rem;
            font-size: 1.6rem;
            color: #444;
            margin: 0.6rem 0;
            cursor: pointer;
        }
        .rating-stars i {
            transition: color 0.2s;
        }
        .rating-stars i.active,
        .rating-stars i:hover {
            color: #FFD700;
        }
        footer {
            background: #0a1219;
            border-top: 2px solid #FF4655;
            padding: 2rem 0 1.5rem;
            margin-top: 3rem;
        }
        footer .container {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        @media (max-width:700px) {
            footer .container {
                grid-template-columns: 1fr;
                gap: 1.5rem;
            }
        }
        footer h4 {
            color: #FF4655;
            margin-top: 0;
            font-size: 1rem;
        }
        footer p,
        footer a {
            font-size: 0.85rem;
            color: #aaa;
        }
        footer a:hover {
            color: #FF4655;
        }
        friend-link {
            display: block;
            margin-top: 0.8rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 0;
            padding: 0.2rem 0;
        }
        .copyright {
            grid-column: 1 / -1;
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #1a2a3a;
            font-size: 0.8rem;
            color: #777;
            margin-top: 1rem;
        }
        .copyright strong {
            color: #aaa;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.35rem;
                margin-top: 2rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            .header-inner {
                padding: 0.6rem 0;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #1a2a3a;
                border-radius: 0 0 12px 12px;
                padding: 0.6rem 0;
                border-top: 1px solid #2a3a4a;
                margin-top: 0.4rem;
            }
            .nav-links li a {
                padding: 0.6rem 1.2rem;
            }
            .hamburger {
                display: block;
            }
            #nav-toggle:checked+.hamburger+.nav-links {
                display: flex;
            }
            .breadcrumb ol {
                font-size: 0.75rem;
            }
            .stats-table {
                font-size: 0.75rem;
            }
            .stats-table th,
            .stats-table td {
                padding: 0.4rem 0.5rem;
            }
            .card-grid {
                grid-template-columns: 1fr;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (min-width: 769px) {
            .hamburger {
                display: none;
            }
            .nav-links {
                display: flex !important;
            }
        }
        .anchor-offset {
            scroll-margin-top: 90px;
        }
        .tag {
            display: inline-block;
            background: #FF4655;
            color: #fff;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.75rem;
            font-weight: 600;
            margin-right: 0.3rem;
        }
        .divider {
            border: none;
            border-top: 1px solid #2a3a4a;
            margin: 2rem 0;
        }
        .emoji-big {
            font-size: 1.8rem;
            margin-right: 0.4rem;
        }
        .text-accent {
            color: #FF4655;
        }
        .small-note {
            font-size: 0.85rem;
            color: #999;
        }