* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            background-image: linear-gradient(to bottom right, #f0f7ff, #e6f7ff);
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
            position: relative;
        }
        body::before {
            content: '';
            position: fixed;
            top: 0; left: 0;
            width: 100%; height: 100%;
            background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="100" height="100" viewBox="0 0 100 100"><rect x="0" y="0" width="20" height="20" fill="%23007bff" opacity="0.03"/><rect x="40" y="40" width="20" height="20" fill="%23dc3545" opacity="0.03"/><rect x="80" y="80" width="20" height="20" fill="%2328a745" opacity="0.03"/></svg>');
            z-index: -1;
            pointer-events: none;
        }
        .site-header {
            background: linear-gradient(135deg, #1a237e, #283593);
            color: white;
            padding: 1.2rem 0;
            border-radius: 0 0 15px 15px;
            box-shadow: 0 5px 20px rgba(26, 35, 126, 0.2);
            margin-bottom: 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            padding: 0 1rem;
        }
        .my-logo {
            font-family: 'Courier New', monospace;
            font-size: 2.2rem;
            font-weight: 900;
            text-decoration: none;
            color: #4fc3f7;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: all 0.3s ease;
            text-shadow: 0 2px 5px rgba(0,0,0,0.3);
        }
        .my-logo:hover {
            color: #ffeb3b;
            transform: scale(1.05);
        }
        .my-logo i {
            font-size: 2.5rem;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
            transition: transform 0.3s ease;
        }
        .hamburger:hover {
            transform: rotate(90deg);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .main-nav a {
            color: #e3f2fd;
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: 30px;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }
        .main-nav a:hover, .main-nav a.active {
            background-color: rgba(255, 255, 255, 0.15);
            color: #ffeb3b;
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }
        .breadcrumb {
            background-color: #e8eaf6;
            padding: 0.8rem 1.5rem;
            border-radius: 10px;
            margin: 1rem 0 2rem;
            font-size: 0.9rem;
            box-shadow: inset 0 2px 5px rgba(0,0,0,0.05);
        }
        .breadcrumb a {
            color: #3949ab;
            text-decoration: none;
            transition: color 0.2s;
        }
        .breadcrumb a:hover {
            color: #1a237e;
            text-decoration: underline;
        }
        .breadcrumb .separator {
            margin: 0 10px;
            color: #7986cb;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        main {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
            border: 1px solid #e0e0e0;
        }
        aside {
            background: white;
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.06);
            border: 1px solid #e0e0e0;
            align-self: start;
            position: sticky;
            top: 120px;
        }
        h1 {
            color: #1a237e;
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            border-bottom: 4px solid #ff9800;
            padding-bottom: 0.7rem;
            line-height: 1.2;
            text-shadow: 1px 1px 3px rgba(0,0,0,0.1);
        }
        h2 {
            color: #283593;
            font-size: 2rem;
            margin: 2.5rem 0 1.2rem;
            padding-left: 15px;
            border-left: 5px solid #4caf50;
            background: linear-gradient(to right, #f1f8e9, transparent);
            padding-top: 0.5rem;
            padding-bottom: 0.5rem;
        }
        h3 {
            color: #3949ab;
            font-size: 1.6rem;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #bbdefb;
        }
        h4 {
            color: #5c6bc0;
            font-size: 1.3rem;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            hyphens: auto;
        }
        .lead {
            font-size: 1.3rem;
            color: #555;
            font-weight: 500;
            background-color: #e8f5e9;
            padding: 1.5rem;
            border-radius: 10px;
            border-left: 5px solid #4caf50;
            margin-bottom: 2rem;
        }
        emoji {
            font-size: 1.3em;
            margin-right: 8px;
            vertical-align: middle;
        }
        .highlight {
            background-color: #fff9c4;
            padding: 2px 6px;
            border-radius: 4px;
            font-weight: 600;
        }
        .block-quote {
            border-left: 4px solid #ff9800;
            background-color: #fff3e0;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 10px 10px 0;
            font-style: italic;
        }
        .block-quote footer {
            text-align: right;
            font-weight: bold;
            color: #e65100;
            margin-top: 1rem;
        }
        .content-img {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 12px;
            box-shadow: 0 8px 16px rgba(0,0,0,0.1);
            margin: 2rem auto;
            display: block;
            border: 3px solid #bbdefb;
            transition: transform 0.4s ease, box-shadow 0.4s ease;
        }
        .content-img:hover {
            transform: scale(1.02);
            box-shadow: 0 12px 24px rgba(0,0,0,0.15);
        }
        .article-link {
            color: #1565c0;
            text-decoration: none;
            border-bottom: 2px dotted #42a5f5;
            font-weight: 600;
            transition: all 0.2s;
            padding: 0 2px;
        }
        .article-link:hover {
            color: #0d47a1;
            background-color: #e3f2fd;
            border-bottom-style: solid;
        }
        .widget {
            margin-bottom: 2.5rem;
        }
        .widget-title {
            color: #1a237e;
            font-size: 1.4rem;
            margin-bottom: 1.2rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #ff9800;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .search-form {
            display: flex;
        }
        .search-input {
            flex-grow: 1;
            padding: 0.9rem 1rem;
            border: 2px solid #bbdefb;
            border-radius: 30px 0 0 30px;
            font-size: 1rem;
            outline: none;
            transition: border-color 0.3s;
        }
        .search-input:focus {
            border-color: #1a237e;
        }
        .search-btn {
            background: linear-gradient(to right, #1a237e, #3949ab);
            color: white;
            border: none;
            padding: 0 1.8rem;
            border-radius: 0 30px 30px 0;
            cursor: pointer;
            font-size: 1.2rem;
            transition: all 0.3s ease;
        }
        .search-btn:hover {
            background: linear-gradient(to right, #0d1b6b, #283593);
            transform: scale(1.05);
        }
        .comment-form, .rating-form {
            background: #f5f5f5;
            padding: 1.8rem;
            border-radius: 12px;
            margin-top: 1.5rem;
        }
        .form-group {
            margin-bottom: 1.2rem;
        }
        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #444;
        }
        .form-control {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1px solid #bdbdbd;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s, box-shadow 0.3s;
        }
        .form-control:focus {
            border-color: #3949ab;
            box-shadow: 0 0 0 3px rgba(57, 73, 171, 0.2);
            outline: none;
        }
        textarea.form-control {
            min-height: 120px;
            resize: vertical;
        }
        .submit-btn {
            background: linear-gradient(to right, #388e3c, #4caf50);
            color: white;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 30px;
            cursor: pointer;
            font-size: 1.1rem;
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .submit-btn:hover {
            background: linear-gradient(to right, #2e7d32, #43a047);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(56, 142, 60, 0.3);
        }
        .star-rating {
            display: flex;
            gap: 10px;
            margin: 1rem 0;
            direction: rtl; 
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: #ff9800;
        }
        footer {
            background: linear-gradient(135deg, #1a237e, #0d1b6b);
            color: #e3f2fd;
            padding: 3rem 2rem 1.5rem;
            border-radius: 15px 15px 0 0;
            margin-top: 4rem;
            text-align: center;
        }
        friend-link {
            display: block;
            margin-bottom: 2rem;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.5rem;
            margin-bottom: 2rem;
        }
        .friend-links a {
            color: #bbdefb;
            text-decoration: none;
            padding: 0.7rem 1.5rem;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 30px;
            transition: all 0.3s ease;
            border: 1px solid rgba(187, 222, 251, 0.3);
        }
        .friend-links a:hover {
            background: rgba(255, 255, 255, 0.2);
            color: #ffeb3b;
            transform: translateY(-5px);
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.2);
            padding-top: 1.5rem;
            font-size: 0.9rem;
            color: #90caf9;
        }
        .update-time {
            background: #e8f5e9;
            color: #2e7d32;
            padding: 0.8rem 1.5rem;
            border-radius: 30px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            margin: 2rem 0;
            font-weight: 600;
            box-shadow: 0 4px 8px rgba(0,0,0,0.05);
        }
        @media (max-width: 992px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
                gap: 1rem;
            }
            .hamburger {
                display: block;
                position: absolute;
                top: 1.5rem;
                right: 1rem;
            }
            .main-nav {
                width: 100%;
                display: none;
            }
            .main-nav.active {
                display: block;
                margin-top: 1rem;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0.8rem;
            }
            .main-nav a {
                padding: 0.8rem 1rem;
                justify-content: center;
                border-radius: 10px;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            main, aside {
                padding: 1.5rem;
            }
            .friend-links {
                flex-direction: column;
                align-items: center;
            }
        }