*,
        *::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', Arial, sans-serif;
            background: #f5f7fa;
            color: #1e2a3a;
            line-height: 1.7;
            padding: 0 1rem;
        }
        a {
            color: #1a5276;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #e67e22;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 0 40px rgba(0, 0, 0, 0.05);
            border-radius: 24px 24px 0 0;
            overflow: hidden;
        }
        h1 {
            font-size: 2.6rem;
            font-weight: 800;
            line-height: 1.2;
            color: #0b2a40;
            margin-bottom: 0.75rem;
            letter-spacing: -0.02em;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            color: #1a3a5a;
            margin-top: 3rem;
            margin-bottom: 1rem;
            border-left: 6px solid #e67e22;
            padding-left: 1rem;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            color: #1f4b6e;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            color: #2c5f8a;
            margin-top: 1.5rem;
            margin-bottom: 0.5rem;
        }
        p {
            margin-bottom: 1.25rem;
        }
        .text-large {
            font-size: 1.15rem;
        }
        .badge {
            display: inline-block;
            background: #e67e22;
            color: #fff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            letter-spacing: 0.02em;
        }
        .header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding: 1.2rem 2rem;
            background: linear-gradient(135deg, #0b2a40 0%, #1a5276 100%);
            color: #fff;
            border-radius: 24px 24px 0 0;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.03em;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            color: #e67e22;
            font-size: 2rem;
        }
        .my-logo:hover {
            color: #f0c28e;
        }
        .my-logo small {
            font-weight: 400;
            font-size: 0.7rem;
            opacity: 0.75;
            display: block;
            letter-spacing: 0.06em;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 0.25rem;
            flex-wrap: wrap;
            padding: 0;
        }
        .nav-list li a {
            color: #e0edf5;
            padding: 0.5rem 1rem;
            border-radius: 30px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: background 0.2s, color 0.2s;
            display: flex;
            align-items: center;
            gap: 0.3rem;
        }
        .nav-list li a:hover {
            background: rgba(255, 255, 255, 0.15);
            color: #f7d9b3;
        }
        .nav-list li a.active {
            background: #e67e22;
            color: #fff;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.25rem 0.5rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            padding: 0.8rem 2rem;
            background: #f0f4f8;
            font-size: 0.85rem;
            color: #4a6a7a;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem;
            align-items: center;
            border-bottom: 1px solid #e2e8f0;
        }
        .breadcrumb a {
            color: #1a5276;
        }
        .breadcrumb span {
            color: #7a8a9a;
        }
        .breadcrumb .sep {
            color: #b0c0d0;
            margin: 0 0.2rem;
        }
        .main-content {
            padding: 2rem 2rem 3rem;
        }
        .hero-img-wrap {
            margin: 1.5rem 0 2.5rem;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
            position: relative;
        }
        .hero-img-wrap img {
            width: 100%;
            height: auto;
            max-height: 460px;
            object-fit: cover;
        }
        .hero-img-caption {
            background: rgba(11, 42, 64, 0.75);
            color: #fff;
            padding: 0.6rem 1.2rem;
            font-size: 0.85rem;
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            backdrop-filter: blur(4px);
        }
        .link-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            gap: 0.6rem 1rem;
            background: #f0f6fc;
            padding: 1.5rem;
            border-radius: 16px;
            margin: 2rem 0;
            border: 1px solid #dde6ef;
        }
        .link-grid a {
            display: flex;
            align-items: center;
            gap: 0.4rem;
            font-weight: 500;
            padding: 0.3rem 0;
            border-bottom: 1px solid transparent;
            transition: border-color 0.2s;
        }
        .link-grid a:hover {
            border-bottom-color: #e67e22;
        }
        .link-grid a i {
            color: #e67e22;
            font-size: 0.8rem;
        }
        .search-section {
            background: #eef3f9;
            padding: 2rem;
            border-radius: 20px;
            margin: 2.5rem 0;
            border: 1px solid #d5e0ec;
        }
        .search-section form {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            max-width: 640px;
            margin: 0 auto;
        }
        .search-section input[type="text"] {
            flex: 1;
            min-width: 200px;
            padding: 0.9rem 1.2rem;
            border: 2px solid #cbd6e4;
            border-radius: 40px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        .search-section input[type="text"]:focus {
            border-color: #1a5276;
        }
        .search-section button {
            background: #1a5276;
            color: #fff;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.3s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-section button:hover {
            background: #0b2a40;
            transform: scale(1.02);
        }
        .comments-section {
            background: #f9fbfd;
            padding: 2rem;
            border-radius: 20px;
            margin: 2.5rem 0;
            border: 1px solid #e2eaf2;
        }
        .comments-section form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            max-width: 700px;
        }
        .comments-section input,
        .comments-section textarea {
            padding: 0.9rem 1.2rem;
            border: 2px solid #d5e0ec;
            border-radius: 12px;
            font-size: 1rem;
            font-family: inherit;
            outline: none;
            transition: border-color 0.3s;
        }
        .comments-section input:focus,
        .comments-section textarea:focus {
            border-color: #e67e22;
        }
        .comments-section textarea {
            min-height: 110px;
            resize: vertical;
        }
        .comments-section button {
            align-self: flex-start;
            background: #e67e22;
            color: #fff;
            border: none;
            padding: 0.8rem 2.2rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.3s, transform 0.1s;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .comments-section button:hover {
            background: #c96a12;
            transform: scale(1.02);
        }
        .rating-section {
            background: #fdf6ef;
            padding: 2rem;
            border-radius: 20px;
            margin: 2.5rem 0;
            border: 1px solid #f0dcc8;
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            font-size: 2.2rem;
            color: #ccc;
            cursor: pointer;
            margin: 0.8rem 0;
            flex-wrap: wrap;
        }
        .rating-stars i {
            transition: color 0.2s, transform 0.15s;
        }
        .rating-stars i:hover,
        .rating-stars i.active {
            color: #f1b24a;
            transform: scale(1.1);
        }
        .rating-section button {
            background: #1a5276;
            color: #fff;
            border: none;
            padding: 0.7rem 2rem;
            border-radius: 40px;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.3s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .rating-section button:hover {
            background: #0b2a40;
        }
        .footer {
            background: #0b2a40;
            color: #c8dae8;
            padding: 2.5rem 2rem 2rem;
            border-radius: 0 0 24px 24px;
        }
        .footer-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem 2rem;
        }
        .footer-links a {
            color: #b0c8da;
            font-weight: 400;
            font-size: 0.9rem;
        }
        .footer-links a:hover {
            color: #f0c28e;
        }
        .copyright {
            border-top: 1px solid #1f4b6e;
            padding-top: 1.5rem;
            text-align: center;
            font-size: 0.85rem;
            color: #8aaabc;
        }
        .copyright strong {
            color: #dce8f0;
        }
        friend-link {
            display: block;
            margin-top: 1rem;
            font-size: 0.9rem;
            color: #a0b8cc;
        }
        friend-link a {
            color: #c8dae8;
            margin: 0 0.4rem;
        }
        friend-link a:hover {
            color: #f0c28e;
        }
        .last-updated {
            display: inline-block;
            background: #eaf0f6;
            padding: 0.3rem 1.2rem;
            border-radius: 30px;
            font-size: 0.8rem;
            color: #3a5a6a;
            margin-bottom: 1.5rem;
            font-weight: 500;
        }
        .last-updated i {
            margin-right: 0.4rem;
            color: #e67e22;
        }
        @media (max-width: 900px) {
            .header {
                padding: 1rem 1.2rem;
            }
            .my-logo {
                font-size: 1.5rem;
            }
            .main-content {
                padding: 1.5rem 1.2rem 2rem;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .breadcrumb {
                padding: 0.6rem 1.2rem;
                font-size: 0.75rem;
            }
            .link-grid {
                grid-template-columns: 1fr 1fr;
                padding: 1rem;
            }
            .search-section,
            .comments-section,
            .rating-section {
                padding: 1.2rem;
            }
            .footer {
                padding: 1.5rem 1.2rem 1.2rem;
            }
            .footer-inner {
                flex-direction: column;
                gap: 1rem;
            }
        }
        @media (max-width: 640px) {
            body {
                padding: 0 0.5rem;
            }
            .header {
                border-radius: 16px 16px 0 0;
                padding: 0.8rem 1rem;
                position: relative;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                background: #123b5a;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                padding: 0.8rem 1rem;
                border-radius: 0 0 16px 16px;
                box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
                z-index: 100;
                gap: 0.2rem;
            }
            .nav-list li a {
                padding: 0.6rem 1rem;
                border-radius: 10px;
            }
            .hamburger {
                display: block;
            }
            #nav-toggle:checked+.hamburger+.nav-list {
                display: flex;
            }
            .link-grid {
                grid-template-columns: 1fr;
                padding: 0.8rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.35rem;
                padding-left: 0.7rem;
            }
            .main-content {
                padding: 1rem 0.8rem 1.5rem;
            }
            .breadcrumb {
                padding: 0.4rem 0.8rem;
                font-size: 0.7rem;
            }
            .search-section form {
                flex-direction: column;
            }
            .search-section input[type="text"] {
                min-width: auto;
            }
            .rating-stars {
                font-size: 1.8rem;
            }
            .footer {
                padding: 1rem 0.8rem 0.8rem;
                border-radius: 0 0 16px 16px;
            }
            .footer-links {
                flex-direction: column;
                gap: 0.4rem;
            }
        }
        @media (min-width: 641px) {
            .nav-list {
                display: flex !important;
            }
            .hamburger {
                display: none !important;
            }
        }
        .emoji-big {
            font-size: 1.4em;
            line-height: 1;
        }
        .highlight {
            background: linear-gradient(to right, #fdf0e0, #fae6d0);
            padding: 0.1rem 0.4rem;
            border-radius: 6px;
            font-weight: 600;
        }
        .divider {
            height: 2px;
            background: linear-gradient(to right, #e0eaf4, transparent);
            margin: 2.5rem 0;
        }
        .stat-card {
            background: #f0f6fc;
            border-radius: 16px;
            padding: 1.2rem 1.5rem;
            border-left: 5px solid #e67e22;
            margin: 1.2rem 0;
        }
        .flex-tip {
            display: flex;
            gap: 1rem;
            align-items: flex-start;
            background: #f9fcfd;
            padding: 1.2rem;
            border-radius: 14px;
            margin: 1rem 0;
            border: 1px solid #e2eaf2;
        }
        .flex-tip i {
            font-size: 1.6rem;
            color: #e67e22;
            flex-shrink: 0;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.5rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.92rem;
            background: #f9fbfd;
            border-radius: 12px;
            overflow: hidden;
        }
        th,
        td {
            padding: 0.8rem 1rem;
            text-align: left;
            border-bottom: 1px solid #e2eaf2;
        }
        th {
            background: #1a5276;
            color: #fff;
            font-weight: 600;
        }
        tr:last-child td {
            border-bottom: none;
        }
        tr:hover td {
            background: #f0f6fc;
        }