* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Arial Unicode MS', 'Nirmala UI', sans-serif;
        }
        body {
            background-color: #1a1a2e;
            color: #f0f0f5;
            line-height: 1.8;
            padding-bottom: 60px;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }
        header {
            background-color: #e63946;
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0,0,0,0.3);
        }
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            color: #ffd700;
            font-size: 1.9rem;
            font-weight: bold;
            text-decoration: none;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            letter-spacing: 0.5px;
        }
        .nav-links {
            display: flex;
            gap: 28px;
        }
        .nav-links a {
            color: white;
            text-decoration: none;
            font-size: 1.15rem;
            font-weight: 500;
            transition: all 0.3s ease;
            position: relative;
        }
        .nav-links a:hover {
            color: #ffd700;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            bottom: -5px;
            left: 0;
            background-color: #ffd700;
            transition: width 0.3s;
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            z-index: 1001;
        }
        @media (max-width: 768px) {
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 65px;
                left: 0;
                right: 0;
                background-color: #e63946;
                padding: 25px;
                gap: 18px;
                box-shadow: 0 10px 10px rgba(0,0,0,0.2);
            }
            .nav-links.active {
                display: flex;
            }
            .mobile-menu-btn {
                display: block;
            }
            .logo {
                font-size: 1.6rem;
            }
        }
        h1 {
            color: #ffd700;
            font-size: 2.8rem;
            margin: 40px 0 30px;
            text-align: center;
            text-shadow: 3px 3px 6px rgba(0,0,0,0.4);
            padding-bottom: 15px;
            border-bottom: 4px solid #457b9d;
        }
        h2 {
            color: #f1faee;
            font-size: 2.2rem;
            margin: 50px 0 25px;
            padding-left: 12px;
            border-left: 5px solid #ffd700;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        h3 {
            color: #a8dadc;
            font-size: 1.7rem;
            margin: 35px 0 20px;
            position: relative;
            padding-left: 8px;
        }
        h3::before {
            content: '▶';
            color: #ffd700;
            position: absolute;
            left: -20px;
        }
        p {
            margin-bottom: 25px;
            font-size: 1.15rem;
            text-align: justify;
        }
        .highlight {
            font-weight: bold;
            color: #ffd700;
            text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
        }
        .btn {
            display: inline-block;
            padding: 14px 30px;
            background-color: #e63946;
            color: white;
            text-decoration: none;
            border-radius: 8px;
            font-weight: bold;
            font-size: 1.1rem;
            margin: 15px 20px 25px 0;
            transition: all 0.3s ease;
            box-shadow: 0 4px 8px rgba(0,0,0,0.2);
        }
        .btn:hover {
            background-color: #c92a36;
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.3);
        }
        .download-btn {
            background-color: #457b9d;
        }
        .download-btn:hover {
            background-color: #356585;
        }
        .img-container {
            margin: 40px 0;
            text-align: center;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: 10px;
            box-shadow: 0 8px 16px rgba(0,0,0,0.3);
            border: 2px solid #ffd700;
        }
        ul {
            margin: 25px 0 25px 50px;
        }
        li {
            margin-bottom: 15px;
            font-size: 1.15rem;
            position: relative;
        }
        li::before {
            content: '•';
            color: #ffd700;
            font-size: 1.5rem;
            position: absolute;
            left: -25px;
            top: -5px;
        }
        blockquote {
            border-left: 4px solid #ffd700;
            padding: 20px 25px;
            margin: 30px 0;
            background-color: rgba(69, 123, 157, 0.1);
            border-radius: 0 8px 8px 0;
            font-style: italic;
        }
        footer {
            background-color: #1d3557;
            color: #f1faee;
            padding: 50px 0 30px;
            margin-top: 80px;
            border-top: 3px solid #ffd700;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
        }
        .footer-section {
            flex: 1;
            min-width: 250px;
        }
        .footer-section h4 {
            color: #ffd700;
            font-size: 1.4rem;
            margin-bottom: 25px;
            border-bottom: 2px solid #ffd700;
            padding-bottom: 12px;
        }
        .footer-links {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #f1faee;
            text-decoration: none;
            transition: color 0.3s;
            font-size: 1.05rem;
        }
        .footer-links a:hover {
            color: #ffd700;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            margin-top: 50px;
            padding-top: 25px;
            border-top: 1px solid #457b9d;
            font-size: 0.95rem;
            color: #a8dadc;
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.3rem;
                margin: 30px 0 20px;
            }
            h2 {
                font-size: 1.9rem;
                margin: 40px 0 20px;
            }
            h3 {
                font-size: 1.5rem;
                margin: 30px 0 15px;
                padding-left: 0;
            }
            h3::before {
                left: -15px;
            }
            p, li {
                font-size: 1.05rem;
            }
            ul {
                margin-left: 30px;
            }
            .btn {
                padding: 12px 25px;
                font-size: 1rem;
                margin: 10px 10px 20px 0;
            }
            .img-container {
                margin: 30px 0;
            }
        }