* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #0f1419;
            color: #e0e0e0;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: #4dabf7;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #74c0fc;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1a2332 0%, #0f1419 100%);
            padding: 1rem 0;
            border-bottom: 2px solid #2a3a5a;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(to right, #ff6b6b, #4dabf7);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-shadow: 0 2px 4px rgba(0,0,0,0.3);
        }
        .my-logo:hover {
            transform: scale(1.03);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: #b0b8c5;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: #4dabf7;
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: #4dabf7;
            transition: width 0.3s ease;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #b0b8c5;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            font-size: 0.9rem;
            color: #8a9bb2;
            background-color: #141b26;
        }
        .breadcrumb a {
            color: #8a9bb2;
        }
        .breadcrumb a:hover {
            color: #4dabf7;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
        }
        .main-content {
            background-color: #161e29;
            border-radius: 12px;
            padding: 2.5rem;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
        }
        .sidebar {
            background-color: #161e29;
            border-radius: 12px;
            padding: 2rem;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: 2rem;
        }
        .sidebar-widget h3 {
            color: #4dabf7;
            border-left: 4px solid #ff6b6b;
            padding-left: 10px;
            margin-bottom: 1rem;
        }
        h1, h2, h3, h4 {
            color: #f0f4f8;
            margin-top: 2rem;
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            color: #4dabf7;
            border-bottom: 3px solid #ff6b6b;
            padding-bottom: 0.5rem;
            margin-top: 0;
        }
        h2 {
            font-size: 2.2rem;
            color: #74c0fc;
        }
        h3 {
            font-size: 1.8rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #a5d8ff;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            color: #b0b8c5;
            font-weight: 500;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(255,107,107,0.1), rgba(77,171,247,0.1));
            padding: 1.5rem;
            border-left: 5px solid #4dabf7;
            border-radius: 0 8px 8px 0;
            margin: 2rem 0;
        }
        .note {
            background-color: #1e2a3a;
            padding: 1rem;
            border-radius: 8px;
            border-left: 5px solid #ffd43b;
            margin: 1.5rem 0;
        }
        .note i {
            color: #ffd43b;
            margin-right: 10px;
        }
        ul, ol {
            padding-left: 2rem;
            margin-bottom: 1.5rem;
        }
        li {
            margin-bottom: 0.5rem;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, #ff6b6b, #4dabf7);
            color: white;
            padding: 0.8rem 1.8rem;
            border-radius: 50px;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: all 0.3s ease;
            text-align: center;
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(77, 171, 247, 0.4);
            color: white;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.9rem;
            background-color: #1e2a3a;
            border: 1px solid #2a3a5a;
            border-radius: 8px;
            color: #e0e0e0;
            margin-bottom: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #4dabf7;
        }
        .search-box, .comment-form, .rating-form {
            background-color: #1c2532;
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .star-rating {
            direction: rtl;
            display: inline-block;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            color: #444;
            font-size: 1.8rem;
            padding: 0 3px;
            cursor: pointer;
            transition: color 0.3s;
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: #ffd43b;
        }
        .related-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
        }
        .link-card {
            background: linear-gradient(135deg, #1e2a3a, #161e29);
            padding: 1.2rem;
            border-radius: 10px;
            border-left: 4px solid #ff6b6b;
            transition: transform 0.3s;
        }
        .link-card:hover {
            transform: translateY(-5px);
        }
        .site-footer {
            background: #0a0e14;
            padding: 3rem 0 1.5rem;
            margin-top: 3rem;
            border-top: 2px solid #2a3a5a;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h4 {
            color: #4dabf7;
            margin-bottom: 1.2rem;
        }
        friend-link {
            display: inline-block;
            background-color: #1e2a3a;
            color: #a5d8ff;
            padding: 0.5rem 1rem;
            margin: 0.3rem;
            border-radius: 6px;
            transition: all 0.3s;
        }
        friend-link:hover {
            background-color: #2a3a5a;
            color: #74c0fc;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #2a3a5a;
            color: #8a9bb2;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .main-nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: #1a2332;
                padding: 1rem;
                border-top: 1px solid #2a3a5a;
                box-shadow: 0 10px 20px rgba(0,0,0,0.5);
            }
            .main-nav.active ul {
                display: flex;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .main-content {
                padding: 1.5rem;
            }
        }
        .text-center { text-align: center; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .mt-2 { margin-top: 2rem; }
        .updated {
            color: #8a9bb2;
            font-size: 0.9rem;
            margin-bottom: 2rem;
        }
        .updated i {
            color: #ff6b6b;
            margin-right: 5px;
        }