*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            color: #1e1e2a;
            background: #f8f9fc;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #0057b3;
            text-decoration: none;
            transition: color .2s;
        }
        a:hover,
        a:focus {
            color: #ff6b2b;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        h1 {
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 1rem;
            color: #0b1e33;
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
            margin-top: 2.8rem;
            margin-bottom: 0.8rem;
            border-left: 6px solid #ff6b2b;
            padding-left: 1rem;
            color: #0b1e33;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            margin-top: 2rem;
            margin-bottom: 0.6rem;
            color: #1a3a5c;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            margin-top: 1.4rem;
            margin-bottom: 0.4rem;
            color: #2a4a6c;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .text-muted {
            color: #5c6b7a;
            font-size: 0.92rem;
        }
        .last-updated {
            display: inline-block;
            background: #e9ecf3;
            padding: 0.25rem 1rem;
            border-radius: 40px;
            font-size: 0.85rem;
            color: #2c3e50;
            margin-bottom: 1.5rem;
        }
        .site-header {
            background: #0b1e33;
            color: #fff;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            background: linear-gradient(135deg, #f7971e, #ffd200);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-decoration: none;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .logo-sub {
            font-size: 0.75rem;
            display: block;
            color: #aab9ce;
            font-weight: 400;
            letter-spacing: 0.3px;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #fff;
            cursor: pointer;
            padding: 0.2rem 0.4rem;
        }
        .nav-menu {
            display: flex;
            gap: 1.2rem;
            align-items: center;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .nav-menu li a {
            color: #eef4fa;
            font-size: 0.92rem;
            font-weight: 500;
            padding: 0.3rem 0.6rem;
            border-radius: 6px;
            transition: background .2s;
        }
        .nav-menu li a:hover {
            background: rgba(255, 255, 255, 0.12);
            text-decoration: none;
            color: #ffd200;
        }
        .breadcrumb {
            background: #e9ecf3;
            padding: 0.6rem 0;
            font-size: 0.85rem;
            color: #2c3e50;
        }
        .breadcrumb .container {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
        }
        .breadcrumb a {
            color: #0057b3;
        }
        .breadcrumb span {
            color: #5c6b7a;
        }
        .search-section {
            background: #fff;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            margin: 2rem 0 2.5rem;
        }
        .search-form {
            display: flex;
            gap: 0.6rem;
            flex-wrap: wrap;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 180px;
            padding: 0.8rem 1.2rem;
            border: 2px solid #dce1ea;
            border-radius: 40px;
            font-size: 1rem;
            transition: border .2s;
        }
        .search-form input[type="text"]:focus {
            border-color: #f7971e;
            outline: none;
        }
        .search-form button {
            background: #0b1e33;
            color: #fff;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 40px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background .2s, transform .1s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #ff6b2b;
            transform: scale(1.02);
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 2.5rem 0;
        }
        @media (max-width:680px) {
            .interaction-grid {
                grid-template-columns: 1fr;
            }
        }
        .rating-box,
        .comment-box {
            background: #fff;
            border-radius: 16px;
            padding: 1.6rem 1.8rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
        }
        .rating-box h3,
        .comment-box h3 {
            margin-top: 0;
            font-size: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .star-group {
            display: flex;
            gap: 0.3rem;
            margin: 0.6rem 0 1rem;
            font-size: 1.6rem;
            color: #f1c40f;
            cursor: pointer;
        }
        .star-group i {
            transition: transform .15s, color .15s;
        }
        .star-group i:hover {
            transform: scale(1.2);
            color: #f39c12;
        }
        .rating-box form,
        .comment-box form {
            display: flex;
            flex-direction: column;
            gap: 0.7rem;
        }
        .rating-box form input,
        .comment-box form input,
        .comment-box form textarea {
            padding: 0.7rem 1rem;
            border: 2px solid #dce1ea;
            border-radius: 10px;
            font-size: 0.95rem;
            font-family: inherit;
            transition: border .2s;
        }
        .rating-box form input:focus,
        .comment-box form input:focus,
        .comment-box form textarea:focus {
            border-color: #f7971e;
            outline: none;
        }
        .comment-box form textarea {
            min-height: 80px;
            resize: vertical;
        }
        .btn-submit {
            background: #ff6b2b;
            color: #fff;
            border: none;
            padding: 0.7rem 1.5rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background .2s, transform .1s;
            align-self: flex-start;
        }
        .btn-submit:hover {
            background: #e55a1a;
            transform: scale(1.02);
        }
        .featured-figure {
            margin: 2rem 0 2.5rem;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
            background: #e9ecf3;
        }
        .featured-figure img {
            width: 100%;
            height: auto;
            object-fit: cover;
        }
        .featured-figure figcaption {
            padding: 0.8rem 1.2rem;
            font-size: 0.85rem;
            color: #3d4e62;
            background: #f1f4f9;
        }
        .link-list-inline {
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 1rem;
            list-style: none;
            padding: 0;
            margin: 1.2rem 0;
        }
        .link-list-inline li a {
            background: #eef4fa;
            padding: 0.2rem 1rem;
            border-radius: 40px;
            font-size: 0.88rem;
            font-weight: 500;
            color: #0b1e33;
            transition: background .2s, color .2s;
        }
        .link-list-inline li a:hover {
            background: #0b1e33;
            color: #fff;
            text-decoration: none;
        }
        .site-footer {
            background: #0b1e33;
            color: #d0dbe8;
            padding: 2.5rem 0 1.8rem;
            margin-top: 3.5rem;
        }
        .site-footer a {
            color: #ffd200;
        }
        .site-footer a:hover {
            color: #fff;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 2rem;
        }
        @media (max-width:720px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 1.4rem;
            }
        }
        .footer-grid h4 {
            color: #fff;
            margin-top: 0;
            font-weight: 600;
        }
        .friend-link {
            display: block;
            padding: 0.9rem 0 0.3rem;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 1.8rem;
            font-size: 0.92rem;
        }
        .friend-link a {
            display: inline-block;
            margin-right: 1.2rem;
            margin-bottom: 0.3rem;
        }
        .copyright {
            font-size: 0.82rem;
            color: #8a9bb0;
            margin-top: 1rem;
            text-align: center;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 1.4rem;
        }
        @media (max-width:768px) {
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .nav-toggle {
                display: block;
            }
            .nav-menu {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: flex-start;
                padding: 0.8rem 0 0.4rem;
                gap: 0.4rem;
            }
            .nav-menu.open {
                display: flex;
            }
            .nav-menu li a {
                display: block;
                padding: 0.5rem 0.8rem;
                width: 100%;
            }
            .header-inner {
                align-items: center;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
                justify-content: center;
            }
            .interaction-grid {
                grid-template-columns: 1fr;
            }
            .featured-figure img {
                max-height: 280px;
                object-fit: cover;
            }
        }
        @media (max-width:480px) {
            .container {
                padding: 0 0.9rem;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .rating-box,
            .comment-box,
            .search-section {
                padding: 1.2rem 1rem;
            }
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .emoji-lg {
            font-size: 1.4rem;
        }
        section[id] {
            scroll-margin-top: 80px;
        }