* {
            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;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 15px;
        }
        a {
            color: #2a6ebb;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #e63946;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        h1, h2, h3, h4 {
            color: #2a2a72;
            margin-bottom: 1rem;
            font-weight: 700;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            border-bottom: 4px solid #e63946;
            padding-bottom: 15px;
            margin-top: 1.5rem;
        }
        h2 {
            font-size: 2.2rem;
            margin-top: 2.5rem;
            border-left: 5px solid #4cc9f0;
            padding-left: 15px;
        }
        h3 {
            font-size: 1.8rem;
            margin-top: 2rem;
            color: #4361ee;
        }
        h4 {
            font-size: 1.4rem;
            margin-top: 1.5rem;
            color: #7209b7;
        }
        p {
            margin-bottom: 1.3rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            color: #555;
            font-weight: 500;
            background: #e9f5ff;
            padding: 20px;
            border-radius: 10px;
            margin: 25px 0;
        }
        strong {
            color: #d90429;
            font-weight: 700;
        }
        em {
            color: #6a0572;
            font-style: italic;
        }
        .container {
            display: grid;
            grid-template-columns: 1fr;
            grid-template-areas:
                "header"
                "breadcrumb"
                "main"
                "sidebar"
                "footer";
            gap: 25px;
        }
        @media (min-width: 992px) {
            .container {
                grid-template-columns: 3fr 1fr;
                grid-template-areas:
                    "header header"
                    "breadcrumb breadcrumb"
                    "main sidebar"
                    "footer footer";
            }
        }
        header {
            grid-area: header;
            background: linear-gradient(135deg, #1a2980 0%, #26d0ce 100%);
            color: white;
            padding: 20px;
            border-radius: 0 0 15px 15px;
            box-shadow: 0 5px 20px rgba(0,0,0,0.1);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-family: 'Arial Black', Gadget, sans-serif;
            font-size: 2.8rem;
            background: linear-gradient(to right, #ff9a00, #ff0058);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
            transition: transform 0.3s;
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        .search-form {
            display: flex;
            margin-top: 15px;
            width: 100%;
        }
        .search-form input {
            flex: 1;
            padding: 12px 20px;
            border: none;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
        }
        .search-form button {
            background: #f72585;
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: #b5179e;
        }
        .hamburger {
            display: block;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        @media (min-width: 768px) {
            .search-form {
                width: 50%;
                margin-top: 0;
            }
            .hamburger {
                display: none;
            }
        }
        nav {
            margin-top: 20px;
        }
        .nav-links {
            list-style: none;
            display: none;
            flex-direction: column;
            background: rgba(255,255,255,0.1);
            border-radius: 10px;
            padding: 15px;
        }
        .nav-links.active {
            display: flex;
        }
        .nav-links li {
            margin: 8px 0;
        }
        .nav-links a {
            color: white;
            padding: 10px 15px;
            display: block;
            border-radius: 5px;
            transition: background 0.3s;
        }
        .nav-links a:hover {
            background: rgba(255,255,255,0.2);
            color: #4cc9f0;
        }
        @media (min-width: 768px) {
            .nav-links {
                display: flex;
                flex-direction: row;
                justify-content: space-around;
                background: transparent;
                padding: 0;
            }
            .nav-links li {
                margin: 0;
            }
        }
        .breadcrumb {
            grid-area: breadcrumb;
            padding: 15px;
            background: #e3f2fd;
            border-radius: 10px;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #4361ee;
        }
        .breadcrumb span {
            color: #888;
        }
        main {
            grid-area: main;
            background: white;
            padding: 30px;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        article section {
            margin-bottom: 40px;
            padding-bottom: 30px;
            border-bottom: 1px dashed #ddd;
        }
        .featured-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 15px;
            margin: 25px auto;
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
            border: 5px solid #4cc9f0;
        }
        .highlight-box {
            background: linear-gradient(to right, #fff9e6, #ffe8cc);
            border-left: 6px solid #ff9f1c;
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 10px 10px 0;
        }
        .quote {
            font-style: italic;
            font-size: 1.2rem;
            color: #555;
            padding: 25px;
            background: #f8f9fa;
            border-radius: 10px;
            margin: 25px 0;
            border-left: 5px solid #7209b7;
        }
        .link-list {
            background: #f1faee;
            padding: 20px;
            border-radius: 10px;
            margin: 25px 0;
        }
        .link-list ul {
            columns: 2;
            list-style-position: inside;
        }
        .link-list li {
            margin-bottom: 10px;
        }
        @media (max-width: 768px) {
            .link-list ul {
                columns: 1;
            }
        }
        aside {
            grid-area: sidebar;
            background: white;
            padding: 25px;
            border-radius: 15px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
        }
        .widget {
            margin-bottom: 30px;
        }
        .widget-title {
            font-size: 1.4rem;
            color: #2a2a72;
            padding-bottom: 10px;
            border-bottom: 2px solid #4cc9f0;
            margin-bottom: 20px;
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
        }
        .rating-form label, .comment-form label {
            margin-bottom: 8px;
            font-weight: 600;
        }
        .rating-stars {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            font-size: 1.8rem;
            color: #ffd700;
            cursor: pointer;
        }
        .rating-stars i:hover {
            transform: scale(1.2);
        }
        input, textarea, select {
            padding: 12px;
            margin-bottom: 20px;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-size: 1rem;
            font-family: inherit;
        }
        button[type="submit"] {
            background: #4361ee;
            color: white;
            border: none;
            padding: 15px;
            border-radius: 8px;
            cursor: pointer;
            font-weight: bold;
            transition: background 0.3s;
        }
        button[type="submit"]:hover {
            background: #3a56d4;
        }
        .update-time {
            background: #e9ecef;
            padding: 15px;
            border-radius: 8px;
            text-align: center;
            font-weight: bold;
            color: #495057;
        }
        footer {
            grid-area: footer;
            background: #1d3557;
            color: white;
            padding: 40px 20px;
            border-radius: 15px 15px 0 0;
            margin-top: 30px;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 30px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h3 {
            color: #4cc9f0;
            border-bottom: 2px solid #4cc9f0;
            padding-bottom: 10px;
            margin-bottom: 20px;
        }
        friend-link {
            display: block;
            padding: 10px 0;
            border-bottom: 1px dotted rgba(255,255,255,0.2);
        }
        .copyright {
            text-align: center;
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #ccc;
        }