*,
        *::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', sans-serif;
            background: #0d0f14;
            color: #e8eaed;
            line-height: 1.7;
            padding: 0;
            margin: 0;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: #f5c542;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover,
        a:focus {
            color: #ffd966;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        ul,
        ol {
            padding-left: 1.2rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.3;
            margin-top: 0;
            color: #f0f2f5;
        }
        h1 {
            font-size: 2.4rem;
            margin-bottom: 0.75rem;
        }
        h2 {
            font-size: 1.8rem;
            margin-bottom: 0.6rem;
            border-bottom: 2px solid #2a2e3a;
            padding-bottom: 0.4rem;
        }
        h3 {
            font-size: 1.4rem;
            margin-bottom: 0.5rem;
        }
        h4 {
            font-size: 1.15rem;
            margin-bottom: 0.4rem;
        }
        p {
            margin-bottom: 1rem;
            color: #c8ccd4;
        }
        strong,
        b {
            color: #f0f2f5;
            font-weight: 700;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1.2rem;
        }
        header {
            background: linear-gradient(135deg, #141820 0%, #1a1f2c 100%);
            border-bottom: 1px solid #2f3545;
            padding: 0.6rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(0, 0, 0, 0.6);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: #f5c542;
            letter-spacing: 0.5px;
            text-transform: uppercase;
            background: linear-gradient(90deg, #f5c542, #e2a829);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            text-shadow: 0 0 30px rgba(245, 197, 66, 0.15);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo i {
            -webkit-text-fill-color: #f5c542;
            color: #f5c542;
            font-size: 1.8rem;
        }
        .my-logo small {
            font-size: 0.7rem;
            -webkit-text-fill-color: #a0a8b8;
            color: #a0a8b8;
            font-weight: 400;
            letter-spacing: 0.3px;
            display: block;
            text-transform: none;
        }
        .nav-toggle {
            display: none;
            background: none;
            border: 2px solid #3a4055;
            color: #f5c542;
            font-size: 1.5rem;
            padding: 0.4rem 0.8rem;
            border-radius: 8px;
            cursor: pointer;
            transition: 0.2s;
        }
        .nav-toggle:hover {
            border-color: #f5c542;
            background: rgba(245, 197, 66, 0.08);
        }
        nav {
            display: flex;
            align-items: center;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        nav a {
            color: #b0b8c8;
            padding: 0.5rem 1rem;
            border-radius: 8px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: all 0.2s;
            white-space: nowrap;
        }
        nav a:hover,
        nav a.active {
            color: #f5c542;
            background: rgba(245, 197, 66, 0.08);
            text-decoration: none;
        }
        nav a i {
            margin-right: 0.35rem;
            font-size: 0.85rem;
        }
        .breadcrumb {
            background: #1a1e2a;
            padding: 0.6rem 0;
            border-bottom: 1px solid #2a2e3a;
            font-size: 0.85rem;
            color: #8a92a2;
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 0.5rem;
            color: #5a6272;
        }
        .breadcrumb a {
            color: #aab2c2;
        }
        .breadcrumb a:hover {
            color: #f5c542;
        }
        .breadcrumb .current {
            color: #f5c542;
        }
        main {
            flex: 1;
            padding: 2rem 0 3rem;
        }
        .section-wrap {
            background: #141820;
            border-radius: 16px;
            padding: 1.8rem 2rem;
            margin-bottom: 2rem;
            border: 1px solid #252a38;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
        }
        .section-wrap h2:first-child {
            margin-top: 0;
        }
        .tier-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.2rem 0;
            font-size: 0.95rem;
            background: #0f1219;
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid #252a38;
        }
        .tier-table th {
            background: #1f2535;
            color: #f5c542;
            font-weight: 700;
            padding: 0.8rem 1rem;
            text-align: left;
            border-bottom: 2px solid #3a4055;
        }
        .tier-table td {
            padding: 0.7rem 1rem;
            border-bottom: 1px solid #1f2535;
            vertical-align: top;
        }
        .tier-table tr:last-child td {
            border-bottom: none;
        }
        .tier-table tr:hover td {
            background: rgba(245, 197, 66, 0.04);
        }
        .tier-badge {
            display: inline-block;
            padding: 0.2rem 0.7rem;
            border-radius: 20px;
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.5px;
        }
        .tier-s {
            background: #ff6b6b;
            color: #1a1a1a;
        }
        .tier-a {
            background: #f5c542;
            color: #1a1a1a;
        }
        .tier-b {
            background: #4ecdc4;
            color: #1a1a1a;
        }
        .tier-c {
            background: #6c7a89;
            color: #fff;
        }
        .tier-d {
            background: #574b60;
            color: #ccc;
        }
        .links-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
            gap: 0.6rem 1rem;
            list-style: none;
            padding: 0;
            margin: 1rem 0;
        }
        .links-list li a {
            display: block;
            padding: 0.5rem 0.8rem;
            background: #1a1e2a;
            border-radius: 8px;
            border: 1px solid #252a38;
            font-size: 0.9rem;
            transition: all 0.2s;
        }
        .links-list li a:hover {
            background: #222838;
            border-color: #f5c542;
            text-decoration: none;
            transform: translateX(4px);
        }
        .links-list li a i {
            margin-right: 0.5rem;
            color: #f5c542;
            width: 1.2rem;
            text-align: center;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-group label {
            display: block;
            font-weight: 600;
            margin-bottom: 0.3rem;
            color: #d0d4de;
            font-size: 0.95rem;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.7rem 1rem;
            background: #0f1219;
            border: 1px solid #2a2e3a;
            border-radius: 8px;
            color: #e8eaed;
            font-size: 1rem;
            font-family: inherit;
            transition: border 0.2s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: #f5c542;
            box-shadow: 0 0 0 3px rgba(245, 197, 66, 0.12);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.8rem;
            background: #f5c542;
            color: #1a1a1a;
            font-weight: 700;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-size: 1rem;
            transition: all 0.25s;
        }
        .btn:hover {
            background: #ffd966;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(245, 197, 66, 0.25);
        }
        .btn-outline {
            background: transparent;
            border: 2px solid #f5c542;
            color: #f5c542;
        }
        .btn-outline:hover {
            background: rgba(245, 197, 66, 0.1);
            color: #fff;
            border-color: #ffd966;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.2rem;
            font-size: 1.6rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
            color: #3a4055;
            transition: color 0.2s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f5c542;
        }
        footer {
            background: #0b0d14;
            border-top: 1px solid #1f2535;
            padding: 2rem 0 1.5rem;
            margin-top: 2rem;
        }
        footer .container {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
        }
        friend-link {
            display: block;
            font-style: normal;
        }
        friend-link a {
            display: inline-block;
            padding: 0.3rem 0;
            color: #b0b8c8;
            font-size: 0.9rem;
        }
        friend-link a:hover {
            color: #f5c542;
        }
        .copyright {
            font-size: 0.85rem;
            color: #6a7282;
            border-top: 1px solid #1a1e2a;
            padding-top: 1.2rem;
            text-align: center;
        }
        .copyright strong {
            color: #aab2c2;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.4rem;
            }
            h3 {
                font-size: 1.15rem;
            }
            .section-wrap {
                padding: 1.2rem 1rem;
            }
            .header-inner {
                flex-wrap: wrap;
            }
            .nav-toggle {
                display: block;
            }
            nav {
                display: none;
                width: 100%;
                flex-direction: column;
                align-items: stretch;
                padding: 0.8rem 0 0.2rem;
                gap: 0.2rem;
            }
            nav.open {
                display: flex;
            }
            nav a {
                padding: 0.6rem 1rem;
                border-radius: 6px;
            }
            .tier-table {
                font-size: 0.8rem;
            }
            .tier-table th,
            .tier-table td {
                padding: 0.5rem 0.6rem;
            }
            .links-list {
                grid-template-columns: 1fr;
            }
            .breadcrumb {
                font-size: 0.75rem;
            }
        }
        @media (min-width: 769px) {
            .nav-toggle {
                display: none !important;
            }
            nav {
                display: flex !important;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo i {
                font-size: 1.4rem;
            }
            .star-rating {
                font-size: 1.3rem;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
        }
        ::-webkit-scrollbar {
            width: 8px;
            height: 8px;
        }
        ::-webkit-scrollbar-track {
            background: #0d0f14;
        }
        ::-webkit-scrollbar-thumb {
            background: #2a2e3a;
            border-radius: 4px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: #3a4055;
        }
        .badge {
            display: inline-block;
            background: #2a2e3a;
            padding: 0.15rem 0.6rem;
            border-radius: 12px;
            font-size: 0.75rem;
            color: #aab2c2;
        }
        .flex-between {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.6rem;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mt-2 {
            margin-top: 2rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .text-muted {
            color: #6a7282;
            font-size: 0.9rem;
        }
        .emoji-lg {
            font-size: 1.4rem;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
        }
        @media (max-width: 600px) {
            .grid-2 {
                grid-template-columns: 1fr;
            }
        }
        .feature-card {
            background: #1a1e2a;
            border-radius: 12px;
            padding: 1.2rem;
            border: 1px solid #252a38;
            transition: 0.2s;
        }
        .feature-card:hover {
            border-color: #f5c542;
            transform: translateY(-2px);
        }
        .feature-card i {
            font-size: 2rem;
            color: #f5c542;
            margin-bottom: 0.6rem;
        }
        .update-time {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            font-size: 0.85rem;
            color: #8a92a2;
            background: #1a1e2a;
            padding: 0.3rem 1rem;
            border-radius: 20px;
            border: 1px solid #252a38;
        }