*,
        *::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, sans-serif;
            line-height: 1.75;
            color: #1a1a2e;
            background: #faf9f6;
            padding: 0;
            margin: 0;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #c0392b;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover,
        a:focus-visible {
            color: #e74c3c;
            text-decoration: underline;
        }
        ul,
        ol {
            padding-left: 1.5rem;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            line-height: 1.3;
            color: #0d0d1a;
            margin-top: 1.5rem;
            margin-bottom: 0.75rem;
            font-weight: 700;
        }
        h1 {
            font-size: 2.2rem;
            margin-top: 0.5rem;
            border-left: 6px solid #c0392b;
            padding-left: 1rem;
        }
        h2 {
            font-size: 1.8rem;
            border-bottom: 3px solid #e8dcd0;
            padding-bottom: 0.4rem;
            margin-top: 2.5rem;
        }
        h3 {
            font-size: 1.35rem;
            color: #2c3e50;
        }
        h4 {
            font-size: 1.1rem;
            color: #34495e;
            font-weight: 600;
        }
        p {
            margin-bottom: 1.1rem;
        }
        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 1.25rem;
        }
        .site-header {
            background: linear-gradient(145deg, #0b0b1a 0%, #1a1a2e 100%);
            color: #fff;
            padding: 0.8rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 0.8rem;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #f1c40f;
            text-shadow: 0 0 12px rgba(241, 196, 15, 0.3);
            transition: transform 0.2s;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
        }
        .my-logo:hover {
            transform: scale(1.02);
            color: #f1c40f;
            text-decoration: none;
        }
        .my-logo i {
            font-size: 1.6rem;
            color: #e74c3c;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 1.2rem;
        }
        .main-nav {
            display: flex;
            gap: 0.2rem;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .main-nav li a {
            display: block;
            padding: 0.5rem 1rem;
            color: #f0eadd;
            font-weight: 500;
            font-size: 0.95rem;
            border-radius: 30px;
            transition: background 0.25s, color 0.25s;
            white-space: nowrap;
        }
        .main-nav li a:hover,
        .main-nav li a:focus-visible {
            background: rgba(241, 196, 15, 0.18);
            color: #f1c40f;
            text-decoration: none;
        }
        .main-nav li a.active {
            background: #c0392b;
            color: #fff;
        }
        .hamburger {
            display: none;
            background: none;
            border: 2px solid #f0eadd;
            color: #f0eadd;
            font-size: 1.6rem;
            padding: 0.3rem 0.7rem;
            border-radius: 8px;
            cursor: pointer;
            transition: background 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.08);
        }
        .hamburger i {
            pointer-events: none;
        }
        .breadcrumb {
            background: #f0ebe3;
            padding: 0.6rem 1.25rem;
            border-radius: 0 0 12px 12px;
            font-size: 0.9rem;
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem 0.6rem;
            max-width: 1180px;
            margin: 0 auto 1.5rem;
        }
        .breadcrumb a {
            color: #7f8c8d;
        }
        .breadcrumb a:hover {
            color: #c0392b;
        }
        .breadcrumb .sep {
            color: #bdc3c7;
        }
        .breadcrumb .current {
            color: #2c3e50;
            font-weight: 600;
        }
        .search-section {
            background: linear-gradient(135deg, #1a1a2e, #2c2c4a);
            padding: 2rem 1.5rem;
            border-radius: 20px;
            margin: 2rem 0;
            color: #fff;
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
        }
        .search-section h3 {
            color: #f1c40f;
            margin-top: 0;
            font-size: 1.5rem;
        }
        .search-form {
            display: flex;
            flex-wrap: wrap;
            gap: 0.8rem;
            margin-top: 0.8rem;
        }
        .search-form input[type="text"] {
            flex: 1 1 260px;
            padding: 0.8rem 1.2rem;
            border: none;
            border-radius: 50px;
            font-size: 1rem;
            background: #fff;
            color: #1a1a2e;
            outline: 2px solid transparent;
            transition: outline 0.2s;
        }
        .search-form input[type="text"]:focus {
            outline: 2px solid #f1c40f;
        }
        .search-form button {
            padding: 0.8rem 2rem;
            border: none;
            border-radius: 50px;
            background: #c0392b;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }
        .search-form button:hover {
            background: #e74c3c;
            transform: scale(1.02);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.8rem;
            margin: 2.5rem 0;
        }
        @media (max-width:700px) {
            .feedback-grid {
                grid-template-columns: 1fr;
            }
        }
        .feedback-card {
            background: #fff;
            border-radius: 20px;
            padding: 1.8rem 1.5rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
            border: 1px solid #eee;
        }
        .feedback-card h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 0.6rem;
            color: #1a1a2e;
        }
        .feedback-card h3 i {
            color: #f1c40f;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            gap: 0.3rem;
            margin: 0.8rem 0 1rem;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s, transform 0.1s;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #f1c40f;
        }
        .star-rating label:hover {
            transform: scale(1.15);
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .feedback-card textarea,
        .feedback-card input:not([type="submit"]) {
            width: 100%;
            padding: 0.7rem 1rem;
            border: 2px solid #e0ddd5;
            border-radius: 12px;
            font-size: 0.95rem;
            font-family: inherit;
            resize: vertical;
            transition: border 0.2s;
            background: #fcfcfc;
        }
        .feedback-card textarea:focus,
        .feedback-card input:focus {
            border-color: #c0392b;
            outline: none;
        }
        .feedback-card .btn-submit {
            padding: 0.7rem 1.8rem;
            border: none;
            border-radius: 50px;
            background: #c0392b;
            color: #fff;
            font-weight: 700;
            font-size: 1rem;
            cursor: pointer;
            transition: background 0.25s, transform 0.15s;
            align-self: flex-start;
        }
        .feedback-card .btn-submit:hover {
            background: #e74c3c;
            transform: scale(1.02);
        }
        .feature-image {
            margin: 2.2rem 0;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
            background: #e8dcd0;
        }
        .feature-image img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
            aspect-ratio: 16/9;
            background: #2c3e50;
        }
        .feature-image figcaption {
            padding: 0.8rem 1.2rem;
            background: #fff;
            font-size: 0.9rem;
            color: #555;
            border-top: 1px solid #eee;
        }
        .content-area {
            background: #fff;
            border-radius: 24px;
            padding: 2rem 1.8rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
            margin-bottom: 2rem;
        }
        .content-area p {
            color: #2c2c3a;
        }
        .content-area ul li,
        .content-area ol li {
            margin-bottom: 0.4rem;
        }
        .highlight-box {
            background: #fdf8f0;
            border-left: 6px solid #f1c40f;
            padding: 1.2rem 1.5rem;
            border-radius: 0 16px 16px 0;
            margin: 1.8rem 0;
        }
        .highlight-box strong {
            color: #c0392b;
        }
        .last-update {
            display: inline-block;
            background: #f0ebe3;
            padding: 0.3rem 1rem;
            border-radius: 50px;
            font-size: 0.85rem;
            color: #555;
            margin-bottom: 1.2rem;
        }
        .last-update i {
            margin-right: 0.4rem;
        }
        .site-footer {
            background: #0b0b1a;
            color: #ccc;
            padding: 2.5rem 1.25rem 1.5rem;
            margin-top: 3rem;
            border-radius: 40px 40px 0 0;
        }
        .footer-inner {
            max-width: 1180px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr;
            gap: 2rem;
        }
        @media (max-width:640px) {
            .footer-inner {
                grid-template-columns: 1fr;
            }
        }
        .footer-inner h4 {
            color: #f1c40f;
            margin-top: 0;
        }
        friend-link {
            display: block;
            background: rgba(255, 255, 255, 0.04);
            padding: 1.2rem 1.5rem;
            border-radius: 16px;
            border: 1px solid rgba(255, 255, 255, 0.06);
            margin-top: 0.8rem;
        }
        friend-link a {
            color: #e8dcd0;
            display: inline-block;
            padding: 0.2rem 0.6rem;
            border-radius: 6px;
            transition: background 0.2s;
        }
        friend-link a:hover {
            background: rgba(241, 196, 15, 0.12);
            color: #f1c40f;
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 0.9rem;
            color: #888;
            max-width: 1180px;
            margin-left: auto;
            margin-right: auto;
        }
        .copyright strong {
            color: #ddd;
        }
        @media (max-width:850px) {
            .hamburger {
                display: block;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background: #12122a;
                padding: 0.8rem 0.5rem;
                border-radius: 16px;
                margin-top: 0.6rem;
                gap: 0.2rem;
            }
            .main-nav.open {
                display: flex;
            }
            .main-nav li a {
                padding: 0.7rem 1.2rem;
                border-radius: 12px;
            }
            .nav-wrapper {
                flex-wrap: wrap;
            }
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .content-area {
                padding: 1.2rem 1rem;
            }
            .search-section {
                padding: 1.5rem 1rem;
            }
            .feedback-card {
                padding: 1.2rem 1rem;
            }
        }
        @media (max-width:480px) {
            html {
                font-size: 15px;
            }
            .my-logo {
                font-size: 1.4rem;
            }
            .my-logo i {
                font-size: 1.2rem;
            }
            h1 {
                font-size: 1.5rem;
                padding-left: 0.7rem;
            }
            .breadcrumb {
                font-size: 0.8rem;
                padding: 0.4rem 0.8rem;
            }
            .search-form button {
                padding: 0.7rem 1.4rem;
                font-size: 0.9rem;
            }
        }
        .schema-hidden {
            display: none;
        }
        .anchor-offset {
            scroll-margin-top: 100px;
        }
        .mt-1 {
            margin-top: 1rem;
        }
        .mb-1 {
            margin-bottom: 1rem;
        }
        .text-small {
            font-size: 0.9rem;
            color: #666;
        }
        .flex-center {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .inline-icon {
            margin-right: 0.3rem;
        }