* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Roboto, system-ui, -apple-system, sans-serif;
            background: #f4f6fb;
            color: #1e2a41;
            line-height: 1.7;
            font-size: 1.05rem;
            padding: 0 1rem;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            background: #ffffff;
            box-shadow: 0 0 40px rgba(26, 42, 108, 0.06);
            border-radius: 32px;
            padding: 1.8rem 2.2rem;
            margin-top: 1.8rem;
            margin-bottom: 2.8rem;
        }
        a {
            color: #1a3a7a;
            text-decoration: none;
            transition: all 0.2s ease;
        }
        a:hover {
            color: #c8a84e;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 20px;
            display: block;
        }
        header {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            padding-bottom: 1.4rem;
            border-bottom: 2px solid #eef1f7;
            margin-bottom: 1.6rem;
            position: relative;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            letter-spacing: -0.03em;
            background: linear-gradient(135deg, #1a2a6c, #2d4a8c);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: inline-flex;
            align-items: center;
            gap: 0.3rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #c8a84e;
            font-size: 1.8rem;
        }
        .my-logo:hover {
            opacity: 0.85;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: #1a2a6c;
            cursor: pointer;
            padding: 0.2rem 0.6rem;
            border-radius: 8px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: #eef1f7;
        }
        nav {
            display: flex;
            flex-wrap: wrap;
            gap: 1.2rem 2rem;
            align-items: center;
        }
        nav a {
            font-weight: 600;
            font-size: 1rem;
            padding: 0.3rem 0;
            border-bottom: 2px solid transparent;
        }
        nav a:hover {
            border-bottom-color: #c8a84e;
            text-decoration: none;
        }
        .nav-active {
            border-bottom-color: #1a2a6c;
        }
        .breadcrumb {
            width: 100%;
            margin-top: 1rem;
            font-size: 0.9rem;
            color: #5a6a8a;
            display: flex;
            flex-wrap: wrap;
            gap: 0.4rem 0.6rem;
            background: #f4f6fb;
            padding: 0.5rem 1rem;
            border-radius: 30px;
        }
        .breadcrumb a {
            color: #2d4a8c;
        }
        .breadcrumb span {
            color: #8a9abb;
        }
        .search-wrap {
            background: #f4f6fb;
            border-radius: 60px;
            padding: 0.2rem 0.2rem 0.2rem 1.5rem;
            display: flex;
            align-items: center;
            flex: 1 1 260px;
            max-width: 360px;
            border: 1px solid #dce2ed;
            transition: 0.2s;
        }
        .search-wrap:focus-within {
            border-color: #1a2a6c;
            box-shadow: 0 0 0 3px rgba(26, 42, 108, 0.1);
        }
        .search-wrap input {
            border: none;
            background: transparent;
            padding: 0.7rem 0;
            font-size: 0.95rem;
            flex: 1;
            outline: none;
            min-width: 0;
        }
        .search-wrap button {
            background: #1a2a6c;
            color: #fff;
            border: none;
            border-radius: 40px;
            padding: 0.55rem 1.2rem;
            font-size: 0.9rem;
            font-weight: 600;
            cursor: pointer;
            transition: 0.2s;
            display: flex;
            align-items: center;
            gap: 0.4rem;
        }
        .search-wrap button:hover {
            background: #2d4a8c;
            transform: scale(1.02);
        }
        h1 {
            font-size: 2.8rem;
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            color: #0f1a3a;
            margin: 1.2rem 0 0.6rem 0;
            border-left: 6px solid #c8a84e;
            padding-left: 1.2rem;
        }
        h2 {
            font-size: 2rem;
            font-weight: 700;
            margin: 2.8rem 0 1rem 0;
            color: #0f1a3a;
            letter-spacing: -0.01em;
        }
        h2 i {
            color: #c8a84e;
            margin-right: 0.6rem;
        }
        h3 {
            font-size: 1.5rem;
            font-weight: 600;
            margin: 2rem 0 0.8rem 0;
            color: #1a2a6c;
        }
        h4 {
            font-size: 1.2rem;
            font-weight: 600;
            margin: 1.4rem 0 0.5rem 0;
            color: #2d4a8c;
        }
        p {
            margin-bottom: 1.2rem;
        }
        .rank-badge {
            display: inline-block;
            background: #1a2a6c;
            color: #fff;
            font-weight: 700;
            font-size: 0.85rem;
            padding: 0.15rem 1rem;
            border-radius: 40px;
            letter-spacing: 0.04em;
        }
        .rank-number {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2.4rem;
            height: 2.4rem;
            border-radius: 50%;
            background: #c8a84e;
            color: #0f1a3a;
            font-weight: 800;
            font-size: 1.2rem;
            margin-right: 0.6rem;
            flex-shrink: 0;
        }
        .feature-img {
            margin: 2rem 0;
            border-radius: 24px;
            box-shadow: 0 8px 30px rgba(26, 42, 108, 0.12);
        }
        .highlight-box {
            background: #f0f4ff;
            border-left: 6px solid #c8a84e;
            padding: 1.6rem 2rem;
            border-radius: 16px;
            margin: 1.8rem 0;
        }
        .highlight-box i {
            color: #c8a84e;
            margin-right: 0.5rem;
        }
        .two-col {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2rem 0;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 1.2rem;
            margin: 1.8rem 0;
        }
        .stat-card {
            background: #f4f6fb;
            border-radius: 16px;
            padding: 1.2rem 1rem;
            text-align: center;
            border: 1px solid #e4e9f2;
            transition: 0.2s;
        }
        .stat-card:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(26, 42, 108, 0.08);
        }
        .stat-card .num {
            font-size: 2rem;
            font-weight: 800;
            color: #1a2a6c;
        }
        .stat-card .label {
            font-size: 0.9rem;
            color: #5a6a8a;
        }
        .stars {
            color: #c8a84e;
            font-size: 1.2rem;
            letter-spacing: 2px;
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
            margin: 2.8rem 0;
        }
        .feedback-card {
            background: #fafbff;
            border: 1px solid #e4e9f2;
            border-radius: 24px;
            padding: 1.8rem 2rem;
            transition: 0.2s;
        }
        .feedback-card:hover {
            box-shadow: 0 8px 28px rgba(26, 42, 108, 0.06);
        }
        .feedback-card h3 {
            margin-top: 0;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
            margin-top: 0.8rem;
        }
        .feedback-card input,
        .feedback-card textarea,
        .feedback-card select {
            padding: 0.75rem 1rem;
            border: 1px solid #dce2ed;
            border-radius: 14px;
            font-size: 1rem;
            background: #fff;
            transition: 0.2s;
            font-family: inherit;
        }
        .feedback-card input:focus,
        .feedback-card textarea:focus,
        .feedback-card select:focus {
            border-color: #1a2a6c;
            box-shadow: 0 0 0 3px rgba(26, 42, 108, 0.08);
            outline: none;
        }
        .feedback-card textarea {
            min-height: 90px;
            resize: vertical;
        }
        .feedback-card .btn-submit {
            background: #1a2a6c;
            color: #fff;
            border: none;
            padding: 0.75rem 1.6rem;
            border-radius: 40px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: 0.2s;
            align-self: flex-start;
        }
        .feedback-card .btn-submit:hover {
            background: #2d4a8c;
            transform: scale(1.02);
        }
        .rating-select {
            display: flex;
            align-items: center;
            gap: 0.8rem;
            flex-wrap: wrap;
        }
        .rating-select label {
            font-weight: 600;
        }
        .rating-select select {
            width: auto;
            min-width: 100px;
        }
        footer {
            margin-top: 3.8rem;
            padding-top: 2rem;
            border-top: 2px solid #eef1f7;
            font-size: 0.95rem;
            color: #4a5a7a;
        }
        footer .flex-wrap {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        friend-link {
            display: block;
            background: #f4f6fb;
            padding: 1.4rem 2rem;
            border-radius: 20px;
            margin: 1.8rem 0;
            font-size: 0.95rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0.2rem 1rem 0.2rem 0;
            font-weight: 500;
        }
        .copyright {
            text-align: center;
            padding: 1.2rem 0 0.4rem;
            font-size: 0.88rem;
            color: #7a8aaa;
        }
        .last-updated {
            display: inline-block;
            background: #eef1f7;
            padding: 0.2rem 1.2rem;
            border-radius: 40px;
            font-size: 0.85rem;
            color: #4a5a7a;
            margin-top: 0.6rem;
        }
        @media (max-width: 900px) {
            .container {
                padding: 1.2rem 1.2rem;
                border-radius: 20px;
                margin-top: 1rem;
            }
            h1 {
                font-size: 2rem;
                padding-left: 0.8rem;
            }
            h2 {
                font-size: 1.6rem;
            }
            h3 {
                font-size: 1.3rem;
            }
            .two-col {
                grid-template-columns: 1fr;
                gap: 1.2rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
                gap: 1.6rem;
            }
            .search-wrap {
                max-width: 100%;
                flex: 1 1 100%;
                margin-top: 0.6rem;
            }
            header {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
                order: 2;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                gap: 0.4rem;
                padding: 1rem 0 0.6rem 0;
                order: 3;
            }
            nav.open {
                display: flex;
            }
            nav a {
                padding: 0.6rem 0.8rem;
                border-radius: 10px;
                border-bottom: none;
                background: #f4f6fb;
            }
            nav a:hover {
                background: #e4e9f2;
                border-bottom: none;
            }
            .my-logo {
                font-size: 1.6rem;
            }
            .breadcrumb {
                font-size: 0.78rem;
                padding: 0.4rem 0.8rem;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0.8rem 0.9rem;
            }
            h1 {
                font-size: 1.6rem;
            }
            h2 {
                font-size: 1.35rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
                gap: 0.8rem;
            }
            .stat-card .num {
                font-size: 1.5rem;
            }
            .feedback-card {
                padding: 1.2rem 1rem;
            }
            .rank-number {
                width: 2rem;
                height: 2rem;
                font-size: 1rem;
            }
        }
        .flex-between {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 0.8rem;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .gap-1 {
            gap: 1rem;
        }
        .text-gold {
            color: #c8a84e;
        }
        .fw-700 {
            font-weight: 700;
        }