* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
            background: #f4f7fc;
            color: #1e293b;
            line-height: 1.7;
            font-size: 16px;
            scroll-behavior: smooth;
        }
        a {
            color: #0f3b5e;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: #d32f2f;
            text-decoration: underline;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #0f3b5e 0%, #1a5276 100%);
            color: #fff;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            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: 28px;
            font-weight: 800;
            letter-spacing: 1px;
            color: #fff;
            background: #d32f2f;
            padding: 6px 18px;
            border-radius: 8px;
            text-transform: uppercase;
            transition: transform 0.3s ease, background 0.3s ease;
        }
        .my-logo:hover {
            transform: scale(1.04);
            background: #b71c1c;
            text-decoration: none;
            color: #fff;
        }
        .my-logo small {
            font-size: 14px;
            font-weight: 300;
            display: block;
            letter-spacing: 2px;
            color: #ffcdd2;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        nav {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
        }
        nav a {
            color: #e3f2fd;
            font-weight: 500;
            padding: 8px 16px;
            border-radius: 30px;
            transition: background 0.3s ease, color 0.3s ease;
            font-size: 14px;
            white-space: nowrap;
        }
        nav a:hover {
            background: rgba(255, 255, 255, 0.18);
            color: #fff;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 28px;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.15);
        }
        .breadcrumb-wrap {
            background: #e9edf2;
            padding: 10px 0;
            border-bottom: 1px solid #d0d8e0;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 6px 12px;
            font-size: 14px;
            color: #4a5b6e;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 10px;
            color: #8a9aa8;
            font-weight: 600;
        }
        .breadcrumb a {
            color: #0f3b5e;
        }
        .breadcrumb a:hover {
            color: #d32f2f;
        }
        .breadcrumb .current {
            color: #6c7a8a;
            font-weight: 500;
        }
        main {
            padding: 40px 0 60px;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: #0f3b5e;
            margin-bottom: 12px;
            line-height: 1.2;
            letter-spacing: -0.5px;
        }
        h1 .highlight {
            color: #d32f2f;
        }
        .subhead {
            font-size: 1.15rem;
            color: #3d5a73;
            margin-bottom: 32px;
            border-left: 4px solid #d32f2f;
            padding-left: 18px;
            font-weight: 400;
        }
        .last-updated {
            display: inline-block;
            background: #e8edf4;
            padding: 6px 18px;
            border-radius: 30px;
            font-size: 0.85rem;
            color: #3a5a6e;
            margin-bottom: 30px;
        }
        .last-updated i {
            margin-right: 6px;
            color: #d32f2f;
        }
        h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: #0f3b5e;
            margin-top: 50px;
            margin-bottom: 18px;
            border-bottom: 3px solid #d32f2f;
            padding-bottom: 8px;
        }
        h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: #1a5276;
            margin-top: 34px;
            margin-bottom: 12px;
        }
        h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: #2c4a6e;
            margin-top: 24px;
            margin-bottom: 8px;
        }
        p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: #1e2c3a;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 280px;
            gap: 40px;
        }
        .content-area {
            min-width: 0;
        }
        .sidebar {
            background: #ffffff;
            border-radius: 16px;
            padding: 24px 20px;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            border: 1px solid #e6ecf2;
            height: fit-content;
            position: sticky;
            top: 100px;
        }
        .sidebar h3 {
            font-size: 1.2rem;
            margin-top: 0;
            border-bottom: 2px solid #eef3f8;
            padding-bottom: 10px;
        }
        .sidebar ul {
            list-style: none;
            padding: 0;
        }
        .sidebar li {
            padding: 6px 0;
            border-bottom: 1px solid #f0f4f8;
        }
        .sidebar a {
            font-size: 0.95rem;
            display: block;
            padding: 4px 0;
        }
        .hero-img-wrap {
            margin: 28px 0 36px;
            border-radius: 18px;
            overflow: hidden;
            box-shadow: 0 8px 40px rgba(0, 0, 0, 0.10);
        }
        .hero-img-wrap img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.6s ease;
        }
        .hero-img-wrap:hover img {
            transform: scale(1.01);
        }
        .hero-img-caption {
            background: #f0f4fa;
            padding: 10px 18px;
            font-size: 0.9rem;
            color: #3a5568;
            font-style: italic;
        }
        .link-list-inline {
            background: #f0f6fc;
            border-radius: 14px;
            padding: 18px 24px;
            margin: 28px 0;
            border-left: 4px solid #d32f2f;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
        }
        .link-list-inline a {
            font-weight: 500;
            font-size: 0.95rem;
        }
        .link-list-inline a::before {
            content: "•";
            color: #d32f2f;
            margin-right: 6px;
            font-weight: 700;
        }
        .search-box {
            background: #fff;
            border-radius: 50px;
            border: 1px solid #d0dae6;
            display: flex;
            overflow: hidden;
            max-width: 520px;
            margin: 20px 0 28px;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
            transition: box-shadow 0.3s;
        }
        .search-box:focus-within {
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.10);
            border-color: #0f3b5e;
        }
        .search-box input {
            flex: 1;
            padding: 14px 20px;
            border: none;
            outline: none;
            font-size: 1rem;
            background: transparent;
        }
        .search-box button {
            background: #0f3b5e;
            color: #fff;
            border: none;
            padding: 0 28px;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.3s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-box button:hover {
            background: #d32f2f;
        }
        .feedback-section {
            background: #ffffff;
            border-radius: 18px;
            padding: 30px 32px;
            margin-top: 48px;
            box-shadow: 0 4px 28px rgba(0, 0, 0, 0.05);
            border: 1px solid #e6ecf2;
        }
        .feedback-section h2 {
            margin-top: 0;
            border-bottom: none;
        }
        .rating-stars {
            display: flex;
            gap: 6px;
            font-size: 2rem;
            color: #d0d8e0;
            cursor: pointer;
            direction: rtl;
            margin: 12px 0 20px;
        }
        .rating-stars i {
            transition: color 0.2s, transform 0.15s;
        }
        .rating-stars i:hover,
        .rating-stars i:hover~i {
            color: #f5b342;
            transform: scale(1.12);
        }
        .rating-stars.active i.active {
            color: #f5b342;
        }
        .feedback-form textarea {
            width: 100%;
            padding: 16px 18px;
            border: 1px solid #d0dae6;
            border-radius: 12px;
            font-size: 1rem;
            resize: vertical;
            min-height: 100px;
            font-family: inherit;
            transition: border 0.3s;
        }
        .feedback-form textarea:focus {
            border-color: #0f3b5e;
            outline: none;
            box-shadow: 0 0 0 3px rgba(15, 59, 94, 0.08);
        }
        .feedback-form .form-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 16px;
            align-items: center;
        }
        .feedback-form .form-actions button {
            padding: 12px 32px;
            border: none;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s, transform 0.15s;
        }
        .feedback-form .form-actions .btn-comment {
            background: #0f3b5e;
            color: #fff;
        }
        .feedback-form .form-actions .btn-comment:hover {
            background: #d32f2f;
            transform: translateY(-2px);
        }
        .feedback-form .form-actions .btn-score {
            background: #f5b342;
            color: #1e2c3a;
        }
        .feedback-form .form-actions .btn-score:hover {
            background: #e0a030;
            transform: translateY(-2px);
        }
        .feedback-form .form-actions .btn-score i {
            margin-right: 6px;
        }
        .comment-list {
            margin-top: 28px;
            border-top: 2px solid #eef3f8;
            padding-top: 20px;
        }
        .comment-item {
            padding: 14px 0;
            border-bottom: 1px solid #f0f4f8;
        }
        .comment-item strong {
            color: #0f3b5e;
        }
        .comment-item .date {
            font-size: 0.8rem;
            color: #7a8a9a;
            margin-left: 12px;
        }
        .comment-item p {
            margin: 4px 0 0;
            font-size: 0.98rem;
        }
        footer {
            background: #0f3b5e;
            color: #dce8f2;
            padding: 40px 0 20px;
            margin-top: 40px;
        }
        footer a {
            color: #b0d0e8;
        }
        footer a:hover {
            color: #fff;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 36px;
            margin-bottom: 30px;
        }
        .footer-brand .my-logo {
            background: #d32f2f;
            display: inline-block;
            margin-bottom: 12px;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.05);
            border-radius: 12px;
            padding: 16px 20px;
            margin: 18px 0 10px;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }
        friend-link a {
            display: inline-block;
            margin-right: 16px;
            padding: 4px 0;
            font-size: 0.95rem;
        }
        friend-link a::before {
            content: "🔗 ";
            opacity: 0.6;
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.10);
            padding-top: 20px;
            text-align: center;
            font-size: 0.9rem;
            color: #8aaabc;
        }
        .copyright strong {
            color: #c8dae8;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                margin-top: 30px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 1.9rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            h3 {
                font-size: 1.2rem;
            }
            .nav-wrapper nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(15, 59, 94, 0.97);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 16px 20px;
                border-radius: 0 0 16px 16px;
                box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
                gap: 4px;
            }
            .nav-wrapper nav.open {
                display: flex;
            }
            .nav-wrapper nav a {
                padding: 12px 16px;
                border-radius: 8px;
                font-size: 16px;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            }
            .hamburger {
                display: block;
            }
            .header-inner {
                position: relative;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .feedback-section {
                padding: 20px 18px;
            }
            .search-box {
                max-width: 100%;
                flex-direction: column;
                border-radius: 16px;
            }
            .search-box button {
                padding: 12px;
                justify-content: center;
            }
            .rating-stars {
                font-size: 1.6rem;
            }
            .link-list-inline {
                flex-direction: column;
                gap: 6px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 14px;
            }
            .my-logo {
                font-size: 20px;
                padding: 4px 12px;
            }
            h1 {
                font-size: 1.6rem;
            }
            .breadcrumb {
                font-size: 12px;
                gap: 4px 8px;
            }
            .breadcrumb li+li::before {
                margin-right: 6px;
            }
        }
        .highlight-box {
            background: #e8f0fe;
            border-radius: 14px;
            padding: 20px 24px;
            margin: 24px 0;
            border-left: 5px solid #d32f2f;
        }
        .highlight-box strong {
            color: #0f3b5e;
        }
        .emoji-lg {
            font-size: 1.4em;
            margin-right: 4px;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 24px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.98rem;
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        th,
        td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid #eef3f8;
        }
        th {
            background: #0f3b5e;
            color: #fff;
            font-weight: 600;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: #f6faff;
        }
        .tip-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 18px;
            margin: 24px 0;
        }
        .tip-card {
            background: #fff;
            border-radius: 14px;
            padding: 20px;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.04);
            border: 1px solid #e6ecf2;
            transition: transform 0.2s, box-shadow 0.3s;
        }
        .tip-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
        }
        .tip-card h4 {
            margin-top: 0;
            color: #d32f2f;
        }
        @media (max-width: 600px) {
            .tip-grid {
                grid-template-columns: 1fr;
            }
        }