*,
        *::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: #f4f7fc;
            color: #1e293b;
            line-height: 1.7;
            padding: 0;
            margin: 0;
        }
        a {
            color: #0f3b5e;
            text-decoration: underline;
            text-underline-offset: 2px;
            transition: color 0.2s ease;
        }
        a:hover,
        a:focus {
            color: #e67e22;
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        ul,
        ol {
            padding-left: 1.5rem;
            margin: 1rem 0;
        }
        li {
            margin-bottom: 0.4rem;
        }
        h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: #0b1e33;
            margin-bottom: 1rem;
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        h2 {
            font-size: 1.8rem;
            font-weight: 700;
            color: #0f3b5e;
            margin-top: 2.8rem;
            margin-bottom: 1rem;
            border-bottom: 3px solid #e67e22;
            padding-bottom: 0.4rem;
            line-height: 1.3;
        }
        h3 {
            font-size: 1.35rem;
            font-weight: 600;
            color: #1e4a6d;
            margin-top: 2rem;
            margin-bottom: 0.75rem;
            line-height: 1.4;
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: #2c3e50;
            margin-top: 1.2rem;
            margin-bottom: 0.5rem;
        }
        p {
            margin-bottom: 1.1rem;
            font-size: 1rem;
        }
        .text-small {
            font-size: 0.9rem;
            color: #5a6a7a;
        }
        .container {
            max-width: 1120px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        .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, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.7rem;
            font-weight: 800;
            color: #fff;
            text-decoration: none;
            letter-spacing: -0.02em;
            background: linear-gradient(135deg, #f9a825, #e67e22);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            transition: opacity 0.2s;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            -webkit-text-fill-color: #aac4d6;
            color: #aac4d6;
            display: block;
            letter-spacing: 0.4px;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 0.8rem;
        }
        .nav-list {
            list-style: none;
            display: flex;
            gap: 0.2rem;
            margin: 0;
            padding: 0;
        }
        .nav-list li a {
            color: #e0edf5;
            text-decoration: none;
            padding: 0.5rem 0.9rem;
            border-radius: 6px;
            font-size: 0.92rem;
            font-weight: 500;
            transition: background 0.2s, color 0.2s;
            display: inline-block;
        }
        .nav-list li a:hover,
        .nav-list li a:focus {
            background: #1e4a6d;
            color: #fff;
            text-decoration: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.6rem;
            cursor: pointer;
            padding: 0.2rem 0.5rem;
        }
        .breadcrumb {
            background: #e8eff6;
            padding: 0.6rem 0;
            font-size: 0.88rem;
            border-bottom: 1px solid #d0dce8;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            margin: 0;
            padding: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #7a8a9a;
        }
        .breadcrumb a {
            color: #0f3b5e;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb [aria-current="page"] {
            font-weight: 600;
            color: #1e293b;
        }
        .hero-img-wrap {
            margin: 2rem 0 1.5rem;
            border-radius: 14px;
            overflow: hidden;
            background: #dce4ec;
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
        }
        .hero-img-wrap img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
        }
        .hero-img-wrap figcaption {
            padding: 0.8rem 1.2rem;
            font-size: 0.9rem;
            color: #3a4a5a;
            background: #f0f4f9;
            border-top: 1px solid #d0dce8;
        }
        .form-card {
            background: #fff;
            border-radius: 14px;
            padding: 1.8rem 2rem;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            margin: 2.2rem 0;
            border: 1px solid #e2eaf2;
        }
        .form-card h3 {
            margin-top: 0;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            font-size: 0.95rem;
            margin-bottom: 0.3rem;
            color: #1e3a4f;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 1px solid #cbd5e1;
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.2s;
            background: #fafcff;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: #0f3b5e;
            outline: none;
            box-shadow: 0 0 0 3px rgba(15, 59, 94, 0.12);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            display: inline-block;
            background: #0f3b5e;
            color: #fff;
            border: none;
            padding: 0.75rem 2rem;
            border-radius: 8px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background 0.2s, transform 0.1s;
        }
        .btn:hover {
            background: #e67e22;
            transform: translateY(-1px);
        }
        .btn:active {
            transform: scale(0.98);
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #f1c40f;
            cursor: pointer;
            flex-wrap: wrap;
        }
        .rating-stars i {
            transition: transform 0.15s, color 0.15s;
        }
        .rating-stars i:hover {
            transform: scale(1.25);
            color: #f39c12;
        }
        .rating-stars input {
            display: none;
        }
        friend-link {
            display: block;
            padding: 1.8rem 0;
            border-top: 2px solid #d0dce8;
            margin-top: 2rem;
        }
        friend-link ul {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem 1.6rem;
            padding: 0;
            margin: 0.6rem 0 0;
        }
        friend-link ul li a {
            color: #0f3b5e;
            font-weight: 500;
            text-decoration: none;
            padding: 0.2rem 0;
            border-bottom: 2px solid transparent;
            transition: border-color 0.2s;
        }
        friend-link ul li a:hover {
            border-bottom-color: #e67e22;
            text-decoration: none;
        }
        .site-footer {
            background: #0b1e33;
            color: #b8ccda;
            padding: 2rem 0;
            font-size: 0.9rem;
            margin-top: 2rem;
        }
        .site-footer .container {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .site-footer a {
            color: #d4e4f0;
            text-decoration: underline;
        }
        .site-footer a:hover {
            color: #f9a825;
        }
        .copyright {
            font-size: 0.85rem;
            border-top: 1px solid #1e3a4f;
            padding-top: 1.2rem;
            margin-top: 0.8rem;
            text-align: center;
        }
        .last-updated {
            display: inline-block;
            background: #e8eff6;
            padding: 0.3rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            color: #1e4a6d;
            margin-bottom: 1.2rem;
        }
        @media (max-width: 860px) {
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.45rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #0b1e33;
                padding: 0.8rem 0;
                border-top: 1px solid #1e3a4f;
                margin-top: 0.6rem;
            }
            .nav-list.open {
                display: flex;
            }
            .nav-list li a {
                padding: 0.7rem 1.2rem;
                border-radius: 0;
            }
            .nav-toggle {
                display: block;
            }
            .form-card {
                padding: 1.2rem 1.2rem;
            }
            .rating-stars {
                font-size: 1.5rem;
            }
            .container {
                padding: 0 0.9rem;
            }
            .breadcrumb ol {
                font-size: 0.82rem;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 1.5rem;
            }
            h2 {
                font-size: 1.25rem;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            .btn {
                width: 100%;
                text-align: center;
            }
            .hero-img-wrap {
                border-radius: 8px;
            }
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .highlight {
            background: #fef9e7;
            padding: 1.2rem 1.6rem;
            border-left: 4px solid #e67e22;
            border-radius: 0 8px 8px 0;
            margin: 1.6rem 0;
        }
        .emoji-big {
            font-size: 1.6rem;
            line-height: 1;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 1.2rem 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.95rem;
        }
        th,
        td {
            padding: 0.6rem 1rem;
            border: 1px solid #d0dce8;
            text-align: left;
        }
        th {
            background: #e8eff6;
            font-weight: 600;
        }