*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', Arial, sans-serif;
            background: #0b0d17;
            color: #e4e6f0;
            line-height: 1.7;
            padding: 0 16px;
            max-width: 1280px;
            margin: 0 auto;
        }
        a {
            color: #7aa9ff;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #b3ccff;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            color: #f0f2ff;
            margin-top: 1.8rem;
            margin-bottom: 0.6rem;
        }
        h1 {
            font-size: 2.4rem;
            border-left: 6px solid #ff7eb3;
            padding-left: 20px;
            margin-top: 0.4rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 2px solid #2a2d45;
            padding-bottom: 8px;
            margin-top: 2.8rem;
        }
        h3 {
            font-size: 1.35rem;
            color: #c8d0ff;
        }
        h4 {
            font-size: 1.1rem;
            color: #aab4e6;
        }
        p {
            margin-bottom: 1.2rem;
            color: #d0d4ed;
        }
        ul,
        ol {
            margin: 0.8rem 0 1.4rem 1.8rem;
            color: #d0d4ed;
        }
        li {
            margin-bottom: 0.4rem;
        }
        strong {
            color: #ffd966;
            font-weight: 700;
        }
        em {
            color: #b8c7ff;
            font-style: italic;
        }
        .container {
            width: 100%;
            padding: 0 4px;
        }
        header {
            padding: 18px 0 10px;
            border-bottom: 1px solid #2a2d45;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            position: relative;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            background: linear-gradient(135deg, #ff7eb3, #7aa9ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            letter-spacing: -0.5px;
            display: inline-block;
            padding: 4px 0;
        }
        .my-logo:hover {
            text-decoration: none;
            opacity: 0.9;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        nav {
            display: flex;
            gap: 10px 18px;
            flex-wrap: wrap;
            align-items: center;
        }
        nav a {
            font-size: 0.95rem;
            padding: 4px 6px;
            border-radius: 6px;
            font-weight: 500;
        }
        nav a:hover {
            background: rgba(122, 169, 255, 0.12);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.6rem;
            background: none;
            border: none;
            color: #e4e6f0;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.06);
        }
        .breadcrumb {
            padding: 12px 0 8px;
            font-size: 0.85rem;
            color: #8891b0;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 10px;
            list-style: none;
            margin: 0;
        }
        .breadcrumb li {
            display: inline;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            padding-right: 10px;
            color: #555b7a;
        }
        .breadcrumb a {
            color: #8891b0;
        }
        .breadcrumb a:hover {
            color: #b3ccff;
        }
        .search-form {
            display: flex;
            gap: 8px;
            margin: 20px 0 24px;
            flex-wrap: wrap;
        }
        .search-form input {
            flex: 1 1 240px;
            padding: 12px 18px;
            border-radius: 40px;
            border: 1px solid #2a2d45;
            background: #12162b;
            color: #e4e6f0;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.25s, box-shadow 0.25s;
        }
        .search-form input:focus {
            border-color: #7aa9ff;
            box-shadow: 0 0 0 3px rgba(122, 169, 255, 0.2);
        }
        .search-form button {
            padding: 12px 28px;
            border-radius: 40px;
            border: none;
            background: linear-gradient(135deg, #ff7eb3, #7aa9ff);
            color: #0b0d17;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: transform 0.15s, box-shadow 0.2s;
        }
        .search-form button:hover {
            transform: scale(1.02);
            box-shadow: 0 4px 20px rgba(122, 169, 255, 0.35);
        }
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
            gap: 20px;
            margin: 28px 0;
        }
        .card {
            background: #12162b;
            border-radius: 16px;
            padding: 22px 20px;
            border: 1px solid #1f2340;
            transition: transform 0.2s, border-color 0.25s, box-shadow 0.25s;
        }
        .card:hover {
            transform: translateY(-4px);
            border-color: #7aa9ff;
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
        }
        .card i {
            font-size: 2rem;
            color: #ff7eb3;
            margin-bottom: 12px;
        }
        .card h3 {
            margin-top: 0.2rem;
        }
        .table-wrap {
            overflow-x: auto;
            margin: 24px 0;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            background: #12162b;
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #1f2340;
        }
        th,
        td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid #1f2340;
        }
        th {
            background: #1a1f3a;
            color: #ffd966;
            font-weight: 700;
        }
        tr:hover td {
            background: rgba(122, 169, 255, 0.05);
        }
        .interact-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            margin: 32px 0;
        }
        @media (max-width: 700px) {
            .interact-grid {
                grid-template-columns: 1fr;
            }
        }
        .comment-box textarea,
        .score-box select,
        .comment-box input {
            width: 100%;
            padding: 12px 16px;
            border-radius: 12px;
            border: 1px solid #2a2d45;
            background: #12162b;
            color: #e4e6f0;
            font-size: 0.95rem;
            outline: none;
            transition: border 0.25s;
            margin-bottom: 12px;
            font-family: inherit;
        }
        .comment-box textarea:focus,
        .score-box select:focus,
        .comment-box input:focus {
            border-color: #7aa9ff;
        }
        .comment-box textarea {
            min-height: 100px;
            resize: vertical;
        }
        .score-box select {
            cursor: pointer;
            appearance: auto;
        }
        .btn {
            padding: 10px 28px;
            border-radius: 40px;
            border: none;
            background: linear-gradient(135deg, #ff7eb3, #7aa9ff);
            color: #0b0d17;
            font-weight: 700;
            font-size: 0.95rem;
            cursor: pointer;
            transition: transform 0.15s, box-shadow 0.2s;
            display: inline-block;
        }
        .btn:hover {
            transform: scale(1.02);
            box-shadow: 0 4px 20px rgba(122, 169, 255, 0.3);
        }
        .btn-secondary {
            background: #2a2d45;
            color: #e4e6f0;
        }
        .btn-secondary:hover {
            background: #3a3f5e;
        }
        footer {
            margin-top: 48px;
            padding: 32px 0 24px;
            border-top: 1px solid #2a2d45;
        }
        friend-link {
            display: block;
            padding: 16px 0;
            font-size: 0.95rem;
        }
        friend-link a {
            display: inline-block;
            margin: 0 12px 8px 0;
            padding: 6px 14px;
            background: #12162b;
            border-radius: 30px;
            border: 1px solid #1f2340;
            transition: background 0.2s, border-color 0.2s;
        }
        friend-link a:hover {
            background: #1a1f3a;
            border-color: #7aa9ff;
            text-decoration: none;
        }
        .copyright {
            font-size: 0.82rem;
            color: #5a6288;
            padding-top: 16px;
            border-top: 1px solid #1a1f3a;
        }
        .hero-img-wrap {
            margin: 28px 0 20px;
            border-radius: 16px;
            overflow: hidden;
            background: #12162b;
            padding: 8px;
            border: 1px solid #1f2340;
        }
        .hero-img-wrap img {
            border-radius: 10px;
            width: 100%;
            max-height: 420px;
            object-fit: cover;
        }
        @media (max-width: 768px) {
            body {
                padding: 0 10px;
            }
            h1 {
                font-size: 1.6rem;
                padding-left: 14px;
            }
            h2 {
                font-size: 1.35rem;
            }
            h3 {
                font-size: 1.1rem;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #0b0d17;
                padding: 14px 0 18px;
                border-top: 1px solid #2a2d45;
                margin-top: 10px;
            }
            nav.open {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
            .search-form input {
                flex: 1 1 100%;
            }
            .search-form button {
                width: 100%;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            table {
                font-size: 0.8rem;
            }
            th,
            td {
                padding: 8px 10px;
            }
        }
        @media (min-width: 769px) {
            nav {
                display: flex !important;
            }
            .hamburger {
                display: none !important;
            }
        }
        .badge {
            display: inline-block;
            background: #ff7eb3;
            color: #0b0d17;
            font-weight: 700;
            font-size: 0.7rem;
            padding: 2px 12px;
            border-radius: 30px;
            letter-spacing: 0.3px;
            margin-left: 8px;
        }
        .divider {
            border: none;
            height: 1px;
            background: linear-gradient(to right, transparent, #2a2d45, transparent);
            margin: 32px 0;
        }
        .tip-box {
            background: #1a1f3a;
            border-left: 4px solid #ffd966;
            padding: 16px 20px;
            border-radius: 0 12px 12px 0;
            margin: 20px 0;
        }
        .tip-box i {
            color: #ffd966;
            margin-right: 10px;
        }
        .update-stamp {
            font-size: 0.85rem;
            color: #5a6288;
            display: flex;
            align-items: center;
            gap: 8px;
            margin-bottom: 18px;
        }
        .update-stamp i {
            color: #7aa9ff;
        }
        .stat-highlight {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin: 24px 0;
        }
        .stat-item {
            background: #12162b;
            border-radius: 12px;
            padding: 16px 22px;
            flex: 1 1 140px;
            border: 1px solid #1f2340;
            text-align: center;
        }
        .stat-item .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: #ff7eb3;
            display: block;
        }
        .stat-item .label {
            font-size: 0.8rem;
            color: #8891b0;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .qna-box {
            background: #12162b;
            border-radius: 16px;
            padding: 18px 22px;
            margin: 16px 0;
            border: 1px solid #1f2340;
        }
        .qna-box strong {
            color: #7aa9ff;
        }