*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            background: #f4f7fb;
            color: #1a2634;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            display: flex;
            flex-direction: column;
            min-height: 100vh;
        }
        a {
            color: #1a6bb0;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        a:hover {
            color: #0d3e6b;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-top: 0;
            color: #0b1e2e;
        }
        h1 {
            font-size: 2.4rem;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 1.8rem;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            border-left: 5px solid #2b7a4b;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.35rem;
            margin-top: 1.8rem;
            margin-bottom: 0.7rem;
            color: #1d3b4e;
        }
        h4 {
            font-size: 1.1rem;
            margin-top: 1.2rem;
            margin-bottom: 0.5rem;
            color: #2a4a5f;
        }
        p {
            margin-bottom: 1.2rem;
            font-size: 1.05rem;
            color: #2c3e4f;
        }
        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #0b1e2e 0%, #1a3a4a 100%);
            color: #fff;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            background: linear-gradient(135deg, #f9d976, #f39c12);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 2px 10px rgba(243, 156, 18, 0.2);
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none;
        }
        .my-logo i {
            -webkit-text-fill-color: #f39c12;
            font-size: 1.6rem;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 6px 12px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .nav-toggle:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .main-nav {
            display: flex;
            gap: 1.2rem;
            align-items: center;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #e8edf2;
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.4rem 0.8rem;
            border-radius: 6px;
            transition: background 0.2s, color 0.2s;
            text-decoration: none;
        }
        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #f9d976;
            text-decoration: none;
        }
        .main-nav a.active {
            color: #f9d976;
            background: rgba(249, 217, 118, 0.12);
        }
        .breadcrumb {
            background: #e9edf2;
            padding: 0.7rem 0;
            font-size: 0.9rem;
            border-bottom: 1px solid #dce2e8;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.8rem;
            align-items: center;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.6rem;
            color: #7a8a9a;
            font-weight: 600;
        }
        .breadcrumb a {
            color: #1a6bb0;
        }
        .breadcrumb .current {
            color: #4a5a6a;
            font-weight: 500;
        }
        .hero {
            background: linear-gradient(145deg, #eef3f9 0%, #dce6ef 100%);
            padding: 2.8rem 0 2.2rem;
            border-bottom: 1px solid #d0dae4;
        }
        .hero h1 {
            font-size: 2.8rem;
            margin-bottom: 0.6rem;
        }
        .hero p {
            font-size: 1.2rem;
            color: #2d4a5e;
            max-width: 760px;
        }
        .hero-meta {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem 2rem;
            margin-top: 1.2rem;
            font-size: 0.95rem;
            color: #3d5a6e;
        }
        .hero-meta i {
            margin-right: 6px;
            color: #2b7a4b;
        }
        .last-updated {
            font-weight: 600;
            color: #1a3a4a;
        }
        .search-section {
            background: #fff;
            padding: 1.4rem 0;
            border-bottom: 1px solid #e0e6ec;
        }
        .search-form {
            display: flex;
            gap: 0.6rem;
            max-width: 640px;
            margin: 0 auto;
        }
        .search-form input {
            flex: 1;
            padding: 0.8rem 1.2rem;
            border: 2px solid #d0dae4;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border 0.25s;
            background: #f9fbfd;
        }
        .search-form input:focus {
            border-color: #2b7a4b;
            background: #fff;
        }
        .search-form button {
            background: #2b7a4b;
            color: #fff;
            border: none;
            border-radius: 40px;
            padding: 0 1.6rem;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: #1d5e38;
            transform: scale(1.02);
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 2.5rem 0;
        }
        .content-area {
            background: #fff;
            border-radius: 18px;
            padding: 2.2rem 2.5rem;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
        }
        .sidebar {
            background: #fff;
            border-radius: 18px;
            padding: 1.8rem 1.6rem;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.04);
            height: fit-content;
            position: sticky;
            top: 90px;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            border-bottom: 2px solid #eef3f7;
            padding-bottom: 0.6rem;
            margin-bottom: 1rem;
        }
        .sidebar ul {
            list-style: none;
        }
        .sidebar li {
            margin-bottom: 0.6rem;
        }
        .sidebar a {
            font-weight: 500;
            font-size: 0.95rem;
        }
        .sidebar .link-list a {
            display: block;
            padding: 0.4rem 0.8rem;
            background: #f4f7fb;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .sidebar .link-list a:hover {
            background: #e3eaf2;
            text-decoration: none;
        }
        figure {
            margin: 1.8rem 0;
            text-align: center;
        }
        figure img {
            width: 100%;
            max-width: 780px;
            margin: 0 auto;
            border-radius: 14px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
        }
        figcaption {
            margin-top: 0.6rem;
            font-size: 0.9rem;
            color: #5a6a7a;
            font-style: italic;
        }
        .interaction-panel {
            background: #f8faff;
            border-radius: 14px;
            padding: 1.6rem 2rem;
            margin: 2rem 0 1.2rem;
            border: 1px solid #e0e8f0;
        }
        .interaction-panel h3 {
            margin-top: 0;
        }
        .rating-stars {
            display: flex;
            gap: 0.3rem;
            font-size: 1.8rem;
            color: #d0d8e0;
            cursor: pointer;
            transition: color 0.2s;
        }
        .rating-stars i {
            transition: color 0.15s, transform 0.15s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #f1c40f;
            transform: scale(1.1);
        }
        .rating-stars i.selected {
            color: #f1c40f;
        }
        .rating-form {
            display: flex;
            flex-direction: column;
            gap: 0.6rem;
            margin-top: 0.6rem;
        }
        .rating-form input[type="number"] {
            display: none;
        }
        .rating-form button {
            align-self: flex-start;
            background: #2b7a4b;
            color: #fff;
            border: none;
            border-radius: 30px;
            padding: 0.5rem 1.8rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
        }
        .rating-form button:hover {
            background: #1d5e38;
        }
        .comment-form textarea {
            width: 100%;
            padding: 0.9rem 1.2rem;
            border: 2px solid #dce2e8;
            border-radius: 12px;
            font-size: 1rem;
            resize: vertical;
            min-height: 100px;
            font-family: inherit;
            transition: border 0.25s;
            background: #fff;
        }
        .comment-form textarea:focus {
            border-color: #2b7a4b;
            outline: none;
        }
        .comment-form button {
            background: #1a3a4a;
            color: #fff;
            border: none;
            border-radius: 30px;
            padding: 0.6rem 2rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s;
            margin-top: 0.4rem;
        }
        .comment-form button:hover {
            background: #0b1e2e;
        }
        .data-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.6rem 0;
            font-size: 0.95rem;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 1px 8px rgba(0, 0, 0, 0.04);
        }
        .data-table thead {
            background: #1a3a4a;
            color: #fff;
        }
        .data-table th,
        .data-table td {
            padding: 0.8rem 1.2rem;
            text-align: left;
            border-bottom: 1px solid #e6ecf2;
        }
        .data-table tbody tr:hover {
            background: #f4f8fc;
        }
        .data-table th {
            font-weight: 600;
            letter-spacing: 0.02em;
        }
        .site-footer {
            background: #0b1e2e;
            color: #c8d4de;
            padding: 2.4rem 0 1.2rem;
            margin-top: auto;
            border-top: 3px solid #2b7a4b;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
            margin-bottom: 1.8rem;
        }
        .site-footer h4 {
            color: #f0f4f8;
            font-size: 1.1rem;
            margin-bottom: 0.8rem;
        }
        .site-footer a {
            color: #9bb4c9;
        }
        .site-footer a:hover {
            color: #f9d976;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.04);
            padding: 1rem 1.4rem;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            margin-top: 0.6rem;
        }
        friend-link a {
            display: inline-block;
            margin-right: 1.2rem;
            padding: 0.2rem 0;
        }
        .copyright {
            text-align: center;
            padding-top: 1.4rem;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.9rem;
            color: #7a94aa;
        }
        @media (max-width: 992px) {
            .main-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                order: 2;
            }
            .content-area {
                order: 1;
                padding: 1.6rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .nav-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.4rem;
                padding: 1rem 0 0.4rem;
                border-top: 1px solid rgba(255, 255, 255, 0.08);
                margin-top: 0.6rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 0.6rem 0.8rem;
                width: 100%;
                border-radius: 8px;
            }
            .hero h1 {
                font-size: 2rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            .content-area {
                padding: 1.2rem 1rem;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .header-inner {
                gap: 0.4rem;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                padding: 0.7rem 1.2rem;
                justify-content: center;
            }
            .interaction-panel {
                padding: 1.2rem 1rem;
            }
            .data-table {
                font-size: 0.85rem;
            }
            .data-table th,
            .data-table td {
                padding: 0.5rem 0.6rem;
            }
            .hero-meta {
                flex-direction: column;
                gap: 0.4rem;
            }
            .breadcrumb ol {
                font-size: 0.8rem;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 1.3rem;
            }
            .my-logo i {
                font-size: 1.2rem;
            }
            h1 {
                font-size: 1.5rem;
            }
            .container {
                padding: 0 12px;
            }
            .content-area {
                padding: 0.8rem 0.8rem;
                border-radius: 12px;
            }
            .rating-stars {
                font-size: 1.5rem;
            }
        }
        .highlight-box {
            background: #edf5f0;
            border-left: 5px solid #2b7a4b;
            padding: 1.2rem 1.6rem;
            border-radius: 8px;
            margin: 1.4rem 0;
        }
        .highlight-box p:last-child {
            margin-bottom: 0;
        }
        .emoji-big {
            font-size: 1.4em;
            margin-right: 0.2em;
        }
        .tag {
            display: inline-block;
            background: #e1e9f0;
            padding: 0.15rem 0.9rem;
            border-radius: 30px;
            font-size: 0.8rem;
            font-weight: 600;
            color: #1a3a4a;
        }
        .flex-link-list {
            display: flex;
            flex-wrap: wrap;
            gap: 0.6rem 1.2rem;
            margin: 0.8rem 0;
        }
        .flex-link-list a {
            font-weight: 500;
        }
        .back-to-top {
            display: inline-block;
            margin-top: 1.2rem;
            font-weight: 600;
        }
        .back-to-top i {
            margin-right: 6px;
        }
        :target {
            scroll-margin-top: 80px;
        }