* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
            padding: 0;
            margin: 0;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .header {
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
            color: #fff;
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: #e63946;
            text-transform: uppercase;
            letter-spacing: 2px;
        }
        .logo span {
            color: #f1faee;
        }
        .nav {
            display: flex;
            gap: 2rem;
        }
        .nav a {
            font-size: 1.1rem;
            padding: 0.5rem 1rem;
            border-radius: 5px;
            transition: all 0.3s ease;
        }
        .nav a:hover {
            background-color: #e63946;
            color: #fff;
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: #f1faee;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.8rem 2rem;
            font-size: 0.9rem;
            max-width: 1200px;
            margin: 0 auto;
        }
        .breadcrumb a {
            color: #1a1a2e;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .main-container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        .article-content {
            background-color: #fff;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: 0 6px 15px rgba(0,0,0,0.08);
        }
        h1 {
            font-size: 2.8rem;
            color: #1a1a2e;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-left: 6px solid #e63946;
            padding-left: 1rem;
        }
        h2 {
            font-size: 2rem;
            color: #16213e;
            margin: 2rem 0 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #a8dadc;
        }
        h3 {
            font-size: 1.5rem;
            color: #1d3557;
            margin: 1.5rem 0 0.8rem;
        }
        p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .highlight {
            background-color: #a8dadc;
            padding: 1.5rem;
            border-radius: 8px;
            margin: 1.5rem 0;
            border-left: 5px solid #1d3557;
        }
        .emoji {
            font-size: 1.2rem;
            margin-right: 0.5rem;
        }
        .featured-image {
            margin: 2rem auto;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.15);
        }
        .form-section {
            background-color: #f1faee;
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #1d3557;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.8rem;
            border: 2px solid #a8dadc;
            border-radius: 6px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            border-color: #1d3557;
            outline: none;
        }
        button {
            background-color: #1d3557;
            color: white;
            padding: 0.8rem 1.5rem;
            border: none;
            border-radius: 6px;
            font-size: 1rem;
            cursor: pointer;
            transition: background-color 0.3s, transform 0.2s;
        }
        button:hover {
            background-color: #e63946;
            transform: scale(1.05);
        }
        .internal-links {
            background-color: #1a1a2e;
            color: #fff;
            padding: 2rem;
            margin-top: 3rem;
        }
        .links-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background-color: #16213e;
            padding: 1rem;
            border-radius: 8px;
            transition: transform 0.3s;
        }
        .web-link:hover {
            transform: translateY(-5px);
            background-color: #0f3460;
        }
        .web-link a {
            color: #a8dadc;
            font-size: 1rem;
        }
        .web-link a:hover {
            color: #f1faee;
            text-decoration: underline;
        }
        .footer {
            background-color: #0f3460;
            color: #f1faee;
            text-align: center;
            padding: 2rem;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .nav {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: #16213e;
                margin-top: 1rem;
                padding: 1rem;
                border-radius: 8px;
            }
            .nav.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            .main-container {
                padding: 0 1rem;
            }
            .article-content {
                padding: 1.5rem;
            }
            .links-container {
                grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
            }
        }