* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
        }
        ul, ol {
            list-style-position: inside;
            padding-left: 1.2em;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .flex-row {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(135deg, #ff6b6b, #ee5a24);
            color: white;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
            text-align: center;
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(238, 90, 36, 0.3);
        }
        .section {
            padding: 60px 0;
        }
        .text-center {
            text-align: center;
        }
        .highlight {
            background-color: #fffacd;
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: 600;
        }
        .badge {
            display: inline-block;
            background: #4cd964;
            color: white;
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: bold;
            margin-left: 10px;
        }
        .site-header {
            background: linear-gradient(90deg, #1a237e, #283593);
            color: white;
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ffd166, #ffb347);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -1px;
        }
        .logo span {
            color: #06d6a0;
        }
        .main-nav {
            display: flex;
            gap: 30px;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1.05rem;
            position: relative;
            padding: 5px 0;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: #06d6a0;
            transition: width 0.3s;
        }
        .main-nav a:hover::after,
        .main-nav a.active::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            background: none;
            border: none;
            color: white;
        }
        .breadcrumb {
            background: #e3f2fd;
            padding: 15px 0;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #283593;
            font-weight: 500;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: #666;
            margin: 0 8px;
        }
        .search-section {
            background: white;
            padding: 30px 0;
            border-bottom: 1px solid #eee;
        }
        .search-form {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        }
        .search-input {
            flex: 1;
            padding: 18px 25px;
            border: none;
            font-size: 1.1rem;
            outline: none;
        }
        .search-button {
            background: linear-gradient(90deg, #283593, #1a237e);
            color: white;
            border: none;
            padding: 0 35px;
            font-size: 1.2rem;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-button:hover {
            background: linear-gradient(90deg, #1a237e, #283593);
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px 0;
        }
        .main-article {
            background: white;
            padding: 40px;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: #1a237e;
            margin-bottom: 20px;
            line-height: 1.3;
        }
        .meta-info {
            display: flex;
            gap: 20px;
            margin-bottom: 30px;
            color: #666;
            font-size: 0.95rem;
        }
        .meta-info i {
            margin-right: 8px;
            color: #ee5a24;
        }
        .article-image {
            margin: 30px 0;
            border-radius: 15px;
            overflow: hidden;
            box-shadow: 0 15px 30px rgba(0,0,0,0.1);
        }
        .article-image img {
            width: 100%;
            transition: transform 0.5s;
        }
        .article-image img:hover {
            transform: scale(1.03);
        }
        .article-image figcaption {
            text-align: center;
            font-style: italic;
            padding: 10px;
            color: #666;
            background: #f9f9f9;
        }
        .article-content h2 {
            font-size: 2rem;
            color: #283593;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid #ffd166;
        }
        .article-content h3 {
            font-size: 1.6rem;
            color: #1a237e;
            margin: 30px 0 15px;
        }
        .article-content p {
            margin-bottom: 22px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .article-content blockquote {
            border-left: 5px solid #06d6a0;
            padding-left: 25px;
            margin: 30px 0;
            font-style: italic;
            color: #555;
            background: #f9f9f9;
            padding: 20px;
            border-radius: 0 10px 10px 0;
        }
        .steps-list {
            counter-reset: step-counter;
            margin: 30px 0;
        }
        .step {
            background: #f1f8ff;
            padding: 25px;
            margin-bottom: 20px;
            border-radius: 10px;
            border-left: 5px solid #283593;
            position: relative;
            padding-left: 80px;
        }
        .step::before {
            counter-increment: step-counter;
            content: counter(step-counter);
            position: absolute;
            left: 20px;
            top: 50%;
            transform: translateY(-50%);
            background: #283593;
            color: white;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 1.2rem;
        }
        .note-box {
            background: #e8f4fc;
            border: 2px dashed #1a237e;
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
        }
        .note-box h4 {
            color: #1a237e;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.05);
        }
        .sidebar-widget h3 {
            color: #1a237e;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #ffd166;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #ffd166;
            margin: 15px 0;
            cursor: pointer;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .rating-form input, .rating-form textarea, .comment-form input, .comment-form textarea {
            width: 100%;
            padding: 12px;
            margin-bottom: 15px;
            border: 1px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
        }
        .rating-form button, .comment-form button {
            width: 100%;
        }
        .popular-links a {
            display: block;
            padding: 12px;
            margin-bottom: 10px;
            background: #f8f9fa;
            border-radius: 8px;
            border-left: 4px solid #ee5a24;
            transition: all 0.3s;
        }
        .popular-links a:hover {
            background: #e9ecef;
            transform: translateX(5px);
        }
        .comments-section {
            margin-top: 60px;
            background: white;
            padding: 40px;
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }
        .comment {
            border-bottom: 1px solid #eee;
            padding: 25px 0;
            display: flex;
            gap: 20px;
        }
        .comment:last-child {
            border-bottom: none;
        }
        .comment-avatar {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: linear-gradient(135deg, #1a237e, #283593);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 1.5rem;
            font-weight: bold;
            flex-shrink: 0;
        }
        .comment-content h4 {
            color: #1a237e;
            margin-bottom: 5px;
        }
        .comment-meta {
            color: #888;
            font-size: 0.9rem;
            margin-bottom: 10px;
        }
        .internal-links {
            background: white;
            padding: 40px;
            border-radius: 20px;
            margin: 40px 0;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }
        .web-link {
            display: inline-block;
            background: #f8f9fa;
            padding: 12px 25px;
            margin: 10px;
            border-radius: 50px;
            border: 2px solid transparent;
            transition: all 0.3s;
        }
        .web-link:hover {
            background: #e3f2fd;
            border-color: #283593;
            transform: translateY(-5px);
        }
        .site-footer {
            background: linear-gradient(90deg, #1a237e, #283593);
            color: white;
            padding: 60px 0 20px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 900;
            background: linear-gradient(90deg, #ffd166, #ffb347);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            margin-bottom: 20px;
        }
        .footer-links h4 {
            color: #ffd166;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-links ul li {
            margin-bottom: 12px;
        }
        .footer-links a:hover {
            color: #ffd166;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #ccc;
            font-size: 0.95rem;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .main-nav {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: #1a237e;
                padding: 20px;
                box-shadow: 0 10px 20px rgba(0,0,0,0.2);
                z-index: 999;
            }
            .main-nav.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 40px 0;
            }
            .main-article, .comments-section, .internal-links {
                padding: 25px;
            }
            .meta-info {
                flex-direction: column;
                gap: 10px;
            }
            .step {
                padding-left: 70px;
            }
        }