* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: #f5f7fa;
            color: #1a1a2e;
            line-height: 1.7;
            font-size: 16px;
        }
        a {
            color: #0056b3;
            text-decoration: none;
            transition: color 0.2s;
        }
        a:hover {
            color: #ff6b00;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #0a0a23, #1a1a4e);
            color: #fff;
            padding: 16px 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;
        }
        .my-logo {
            font-size: 28px;
            font-weight: 800;
            color: #ffd700;
            letter-spacing: 1px;
            text-shadow: 0 2px 8px rgba(255, 215, 0, 0.3);
        }
        .my-logo:hover {
            color: #fff;
            text-decoration: none;
        }
        .my-logo i {
            color: #ff6b00;
            margin-right: 6px;
        }
        nav {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        nav a {
            color: #ddd;
            padding: 8px 14px;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 500;
            transition: all 0.2s;
        }
        nav a:hover {
            color: #ffd700;
            background: rgba(255, 215, 0, 0.12);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 28px;
            color: #ffd700;
            cursor: pointer;
            padding: 4px 8px;
            border: 1px solid #ffd70044;
            border-radius: 6px;
            background: transparent;
            transition: 0.2s;
        }
        .hamburger:hover {
            background: rgba(255, 215, 0, 0.1);
        }
        #nav-toggle {
            display: none;
        }
        #nav-toggle:checked~nav {
            display: flex;
            flex-direction: column;
            width: 100%;
            margin-top: 12px;
            background: #0d0d30;
            padding: 12px 0;
            border-radius: 12px;
        }
        #nav-toggle:checked~nav a {
            padding: 10px 20px;
            width: 100%;
        }
        .breadcrumb {
            background: #eef0f5;
            padding: 10px 0;
            font-size: 13px;
            border-bottom: 1px solid #dde0e7;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 6px;
            color: #888;
        }
        .breadcrumb a {
            color: #0056b3;
        }
        .breadcrumb .current {
            color: #555;
            font-weight: 500;
        }
        .hero {
            background: linear-gradient(135deg, #0f0f3a, #1e2a5e);
            color: #fff;
            padding: 40px 0 50px;
            text-align: center;
        }
        .hero h1 {
            font-size: 2.6rem;
            font-weight: 800;
            margin-bottom: 16px;
            color: #ffd700;
            text-shadow: 0 4px 20px rgba(255, 215, 0, 0.15);
        }
        .hero p {
            font-size: 1.15rem;
            opacity: 0.92;
            max-width: 800px;
            margin: 0 auto 20px;
        }
        .hero .meta {
            font-size: 14px;
            color: #aab;
            display: flex;
            justify-content: center;
            gap: 24px;
            flex-wrap: wrap;
        }
        .hero .meta i {
            margin-right: 6px;
            color: #ffd700;
        }
        .search-wrap {
            max-width: 560px;
            margin: 24px auto 0;
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            justify-content: center;
        }
        .search-wrap input {
            flex: 1;
            min-width: 200px;
            padding: 14px 20px;
            border: none;
            border-radius: 40px;
            font-size: 16px;
            background: #fff;
            color: #1a1a2e;
            outline: none;
            box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
        }
        .search-wrap button {
            padding: 14px 30px;
            border: none;
            border-radius: 40px;
            background: #ff6b00;
            color: #fff;
            font-weight: 700;
            font-size: 16px;
            cursor: pointer;
            transition: 0.25s;
            box-shadow: 0 4px 14px rgba(255, 107, 0, 0.3);
        }
        .search-wrap button:hover {
            background: #e55d00;
            transform: scale(1.02);
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        @media(max-width:900px) {
            .main-grid {
                grid-template-columns: 1fr;
            }
        }
        .article-body h2 {
            font-size: 2rem;
            color: #0a0a23;
            margin-top: 48px;
            margin-bottom: 18px;
            border-left: 5px solid #ff6b00;
            padding-left: 18px;
        }
        .article-body h3 {
            font-size: 1.5rem;
            color: #1a1a4e;
            margin-top: 32px;
            margin-bottom: 12px;
        }
        .article-body h4 {
            font-size: 1.2rem;
            color: #2a2a5e;
            margin-top: 24px;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .article-body p {
            margin-bottom: 18px;
            font-size: 1.05rem;
            color: #2d2d3f;
        }
        .article-body ul,
        .article-body ol {
            margin-bottom: 20px;
            padding-left: 26px;
        }
        .article-body li {
            margin-bottom: 8px;
            font-size: 1.02rem;
        }
        .article-body .highlight-box {
            background: #eef4ff;
            border-left: 4px solid #ff6b00;
            padding: 20px 24px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
        }
        .article-body .highlight-box strong {
            color: #0a0a23;
        }
        .article-body .insight {
            background: #f0f7e8;
            border-left: 4px solid #2e7d32;
            padding: 18px 22px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
        }
        .article-body .feature-img {
            margin: 30px 0;
            border-radius: 16px;
            box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
        }
        .article-body .feature-img figcaption {
            font-size: 13px;
            color: #777;
            margin-top: 8px;
            text-align: center;
            font-style: italic;
        }
        .sidebar {
            position: sticky;
            top: 100px;
            align-self: start;
        }
        .sidebar-card {
            background: #fff;
            border-radius: 16px;
            padding: 22px 20px;
            margin-bottom: 24px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
        }
        .sidebar-card h3 {
            font-size: 1.2rem;
            margin-bottom: 14px;
            color: #0a0a23;
            border-bottom: 2px solid #ffd700;
            padding-bottom: 6px;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card li {
            margin-bottom: 10px;
        }
        .sidebar-card li a {
            font-size: 14px;
            display: block;
            padding: 6px 0;
            border-bottom: 1px solid #eee;
        }
        .sidebar-card li a:hover {
            color: #ff6b00;
        }
        .feedback-section {
            background: #fff;
            border-radius: 20px;
            padding: 32px 28px;
            margin: 40px 0;
            box-shadow: 0 4px 24px rgba(0, 0, 0, 0.04);
        }
        .feedback-section h2 {
            font-size: 1.8rem;
            color: #0a0a23;
            margin-bottom: 24px;
            border-left: 5px solid #ff6b00;
            padding-left: 16px;
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-group label {
            font-weight: 600;
            display: block;
            margin-bottom: 4px;
            color: #1a1a2e;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #ccc;
            border-radius: 10px;
            font-size: 15px;
            font-family: inherit;
            transition: 0.2s;
            background: #fafbfc;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: #ff6b00;
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.12);
        }
        .form-group textarea {
            min-height: 100px;
            resize: vertical;
        }
        .form-row {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }
        .form-row .form-group {
            flex: 1;
            min-width: 150px;
        }
        .btn {
            padding: 12px 32px;
            border: none;
            border-radius: 40px;
            font-size: 16px;
            font-weight: 700;
            cursor: pointer;
            transition: 0.25s;
            background: #ff6b00;
            color: #fff;
        }
        .btn:hover {
            background: #e55d00;
            transform: scale(1.02);
        }
        .btn-secondary {
            background: #1a1a4e;
        }
        .btn-secondary:hover {
            background: #0a0a3a;
        }
        .star-rating {
            display: flex;
            gap: 6px;
            font-size: 28px;
            color: #ddd;
            cursor: pointer;
            direction: rtl;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            transition: color 0.15s;
            color: #ddd;
        }
        .star-rating label:hover,
        .star-rating label:hover~label,
        .star-rating input:checked~label {
            color: #ffb800;
        }
        friend-link {
            display: block;
            background: #1a1a2e;
            color: #ccc;
            padding: 36px 0;
            margin-top: 30px;
        }
        friend-link .container {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 28px;
            justify-content: center;
        }
        friend-link a {
            color: #bbb;
            font-size: 14px;
            padding: 4px 0;
            border-bottom: 1px solid transparent;
            transition: 0.2s;
        }
        friend-link a:hover {
            color: #ffd700;
            border-bottom-color: #ffd700;
            text-decoration: none;
        }
        friend-link .fl-title {
            width: 100%;
            text-align: center;
            font-size: 18px;
            font-weight: 700;
            color: #ffd700;
            margin-bottom: 8px;
        }
        footer {
            background: #0a0a18;
            color: #999;
            padding: 28px 0;
            text-align: center;
            font-size: 14px;
        }
        footer a {
            color: #aaa;
        }
        footer a:hover {
            color: #ffd700;
        }
        footer .copy {
            margin-top: 8px;
            color: #777;
            font-size: 13px;
        }
        @media(max-width:768px) {
            .hamburger {
                display: inline-block;
            }
            nav {
                display: none;
                width: 100%;
            }
            #nav-toggle:checked~nav {
                display: flex;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .hero p {
                font-size: 1rem;
            }
            .article-body h2 {
                font-size: 1.5rem;
            }
            .article-body h3 {
                font-size: 1.25rem;
            }
            .feedback-section {
                padding: 20px 16px;
            }
            .form-row {
                flex-direction: column;
            }
            .search-wrap input {
                min-width: 140px;
            }
            .my-logo {
                font-size: 22px;
            }
        }
        @media(max-width:480px) {
            .hero h1 {
                font-size: 1.4rem;
            }
            .container {
                padding: 0 12px;
            }
            .header-inner {
                padding: 0 4px;
            }
        }
        html {
            scroll-behavior: smooth;
        }
        .schedule-table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
            font-size: 14px;
            background: #fff;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
        }
        .schedule-table th {
            background: #0a0a23;
            color: #ffd700;
            padding: 12px 14px;
            text-align: left;
            font-weight: 600;
        }
        .schedule-table td {
            padding: 11px 14px;
            border-bottom: 1px solid #eef0f5;
        }
        .schedule-table tr:hover td {
            background: #f8faff;
        }
        .schedule-table .highlight-row td {
            background: #fff8e7;
        }