*,
        *::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;
            line-height: 1.7;
            color: #1e1e2a;
            background: #f8f9fc;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        a {
            color: #2b5f8a;
            text-decoration: underline;
            text-underline-offset: 2px;
            transition: color 0.2s;
        }
        a:hover {
            color: #1a3f5c;
        }
        ul,
        ol {
            padding-left: 1.8rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            color: #12121c;
            margin-top: 1.8rem;
            margin-bottom: 0.8rem;
            font-weight: 700;
        }
        h1 {
            font-size: 2.4rem;
            margin-top: 0.4rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 3px solid #dce3ed;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.4rem;
        }
        h4 {
            font-size: 1.2rem;
        }
        p {
            margin-bottom: 1.2rem;
        }
        strong,
        b {
            color: #0f1a2b;
        }
        .container {
            max-width: 1140px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(145deg, #0b1a2e, #132a44);
            color: #fff;
            padding: 0 0 0 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            padding: 12px 20px;
            max-width: 1140px;
            margin: 0 auto;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            color: #fff;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            color: #f9b83a;
            font-size: 2rem;
        }
        .my-logo:hover {
            color: #f9b83a;
            text-decoration: none;
        }
        .my-logo span {
            background: #f9b83a;
            color: #0b1a2e;
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 10px;
            border-radius: 30px;
            margin-left: 4px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 6px;
            flex-wrap: wrap;
        }
        .main-nav a {
            color: #e8edf5;
            text-decoration: none;
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background 0.25s, color 0.25s;
        }
        .main-nav a:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #f9b83a;
            text-decoration: none;
        }
        .main-nav a.active {
            background: #f9b83a;
            color: #0b1a2e;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #fff;
            cursor: pointer;
            padding: 6px 12px;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background: #edf1f7;
            padding: 10px 20px;
            font-size: 0.85rem;
            border-bottom: 1px solid #dce3ed;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            margin: 0;
            padding: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: #7a8a9e;
            font-size: 1.2rem;
        }
        .breadcrumb a {
            color: #2b5f8a;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb .current {
            color: #1e1e2a;
            font-weight: 600;
        }
        .hero-figure {
            margin: 1.8rem 0 2.2rem;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
            background: #e8edf5;
        }
        .hero-figure img {
            width: 100%;
            object-fit: cover;
            max-height: 440px;
        }
        .hero-figure figcaption {
            padding: 12px 18px;
            font-size: 0.85rem;
            color: #3e4f62;
            background: #f1f4fa;
            font-style: italic;
        }
        .content-area {
            background: #fff;
            border-radius: 20px;
            padding: 30px 32px 40px;
            margin: 24px 0 40px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
        }
        .content-area p,
        .content-area li,
        .content-area blockquote {
            color: #23243a;
        }
        .content-area blockquote {
            border-left: 5px solid #f9b83a;
            background: #faf5ea;
            padding: 18px 24px;
            margin: 1.6rem 0;
            border-radius: 0 12px 12px 0;
            font-style: italic;
            font-size: 1.05rem;
        }
        .content-area .highlight-box {
            background: #eef4fb;
            border-radius: 14px;
            padding: 18px 22px;
            margin: 1.6rem 0;
            border-left: 5px solid #2b5f8a;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.6rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
            min-width: 480px;
        }
        th,
        td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid #dce3ed;
        }
        th {
            background: #eef4fb;
            font-weight: 700;
            color: #0b1a2e;
        }
        tr:hover td {
            background: #f8faff;
        }
        .form-card {
            background: #f5f7fc;
            border-radius: 16px;
            padding: 24px 28px;
            margin: 2rem 0;
            border: 1px solid #e2e8f0;
        }
        .form-card label {
            font-weight: 600;
            display: block;
            margin-bottom: 4px;
            color: #1e1e2a;
        }
        .form-card input,
        .form-card textarea,
        .form-card select {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #dce3ed;
            border-radius: 10px;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.2s;
            background: #fff;
        }
        .form-card input:focus,
        .form-card textarea:focus {
            border-color: #2b5f8a;
            outline: none;
        }
        .form-card textarea {
            min-height: 110px;
            resize: vertical;
        }
        .form-card .btn {
            background: #0b1a2e;
            color: #fff;
            padding: 12px 32px;
            border: none;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
        }
        .form-card .btn:hover {
            background: #1f3e5e;
            transform: translateY(-2px);
        }
        .form-card .btn i {
            margin-right: 8px;
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 2rem;
            color: #d0d7e2;
            cursor: pointer;
            direction: rtl;
            unicode-bidi: bidi-override;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            transition: color 0.15s;
            color: #d0d7e2;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f9b83a;
        }
        .site-footer {
            background: #0b1a2e;
            color: #c8d4e3;
            padding: 40px 20px 20px;
            margin-top: 40px;
        }
        .footer-inner {
            max-width: 1140px;
            margin: 0 auto;
        }
        .footer-inner friend-link {
            display: block;
            margin: 1.2rem 0;
            font-size: 0.95rem;
        }
        .footer-inner friend-link a {
            color: #b4c8e0;
            text-decoration: none;
            margin: 0 12px 6px 0;
            display: inline-block;
            padding: 4px 0;
        }
        .footer-inner friend-link a:hover {
            color: #f9b83a;
            text-decoration: underline;
        }
        .footer-copy {
            border-top: 1px solid #1f3854;
            padding-top: 20px;
            margin-top: 20px;
            font-size: 0.85rem;
            text-align: center;
            color: #8da0b8;
        }
        .footer-copy strong {
            color: #dce3ed;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 12px 0 6px;
                gap: 2px;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav a {
                padding: 12px 16px;
                border-radius: 8px;
            }
            .header-inner {
                padding: 10px 16px;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .content-area {
                padding: 20px 16px;
                border-radius: 12px;
            }
            .form-card {
                padding: 18px 16px;
            }
            .hero-figure img {
                max-height: 220px;
            }
            .breadcrumb {
                font-size: 0.75rem;
                padding: 8px 16px;
            }
            table {
                font-size: 0.85rem;
                min-width: 300px;
            }
            .star-rating {
                font-size: 1.6rem;
            }
            .container {
                padding: 0 12px;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo i {
                font-size: 1.4rem;
            }
            h1 {
                font-size: 1.5rem;
            }
            .content-area {
                padding: 14px 12px;
            }
            .form-card .btn {
                width: 100%;
                text-align: center;
            }
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .mb-2 {
            margin-bottom: 2rem;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .last-updated {
            font-size: 0.85rem;
            color: #5f728a;
            background: #edf1f7;
            display: inline-block;
            padding: 4px 18px;
            border-radius: 30px;
            font-weight: 500;
        }
        .last-updated i {
            margin-right: 6px;
        }
        .toc {
            background: #f5f7fc;
            border-radius: 14px;
            padding: 18px 24px;
            margin: 1.6rem 0;
            border: 1px solid #e2e8f0;
        }
        .toc h3 {
            margin-top: 0;
        }
        .toc ul {
            list-style: none;
            padding-left: 0;
            margin: 0.6rem 0 0;
        }
        .toc li {
            padding: 4px 0;
        }
        .toc a {
            text-decoration: none;
        }
        .toc a:hover {
            text-decoration: underline;
        }
        .btn-small {
            background: #eef4fb;
            border: none;
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.85rem;
            cursor: pointer;
            transition: background 0.2s;
        }
        .btn-small:hover {
            background: #dce3ed;
        }
        .comment-item {
            border-bottom: 1px solid #e2e8f0;
            padding: 14px 0;
        }
        .comment-item:last-child {
            border-bottom: none;
        }
        .comment-item .name {
            font-weight: 700;
            color: #0b1a2e;
        }
        .comment-item .date {
            font-size: 0.8rem;
            color: #6f7f94;
            margin-left: 12px;
        }
        .comment-item .text {
            margin-top: 4px;
        }
        .rating-display {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .rating-display .stars {
            color: #f9b83a;
            font-size: 1.2rem;
        }
        .rating-display .avg {
            font-weight: 700;
            font-size: 1.2rem;
        }