* {
            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, #e3f2fd, #f8f9fa 400px);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: #1a73e8;
            text-decoration: none;
            transition: color 0.3s ease, transform 0.2s ease;
        }
        a:hover {
            color: #0d47a1;
            transform: translateY(-1px);
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .text-center { text-align: center; }
        .bold { font-weight: 700; }
        .highlight {
            background: linear-gradient(120deg, #ffecb3 0%, #ffecb3 100%);
            background-repeat: no-repeat;
            background-size: 100% 0.4em;
            background-position: 0 90%;
            padding: 0 0.1em;
        }
        .section-spacing {
            padding: 4rem 0;
        }
        .site-header {
            background-color: #fff;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 20px;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            color: #ff6f00;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-icon {
            color: #43a047;
        }
        .nav-desktop {
            display: flex;
            gap: 2rem;
        }
        @media (max-width: 992px) {
            .nav-desktop { display: none; }
        }
        .nav-desktop a {
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: #ff6f00;
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: #555;
            cursor: pointer;
        }
        @media (max-width: 992px) {
            .hamburger { display: block; }
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #fff;
            padding: 1rem;
            box-shadow: inset 0 5px 10px rgba(0,0,0,0.05);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 0.8rem 1rem;
            border-bottom: 1px solid #eee;
            font-weight: 600;
        }
        .nav-mobile a:last-child { border-bottom: none; }
        .breadcrumb {
            padding: 1rem 20px;
            background: #f1f8e9;
            font-size: 0.9rem;
        }
        .breadcrumb a { color: #555; }
        .breadcrumb a:hover { color: #ff6f00; }
        .breadcrumb span { color: #777; }
        .hero {
            background: linear-gradient(135deg, #1e88e5 0%, #0d47a1 100%);
            color: white;
            padding: 3rem 1rem;
            border-radius: 0 0 20px 20px;
            margin-bottom: 2rem;
        }
        .hero h1 {
            font-size: 2.8rem;
            margin-bottom: 1rem;
            text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
        }
        @media (max-width: 768px) {
            .hero h1 { font-size: 2.2rem; }
        }
        .search-box {
            max-width: 600px;
            margin: 2rem auto 0;
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0,0,0,0.2);
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: none;
            font-size: 1rem;
        }
        .search-btn {
            background: #ff6f00;
            color: white;
            border: none;
            padding: 0 2rem;
            cursor: pointer;
            font-weight: 600;
            transition: background 0.3s;
        }
        .search-btn:hover {
            background: #e65100;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        article {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }
        article h2 {
            color: #0d47a1;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #ffecb3;
            font-size: 1.8rem;
        }
        article h3 {
            color: #1e88e5;
            margin-top: 2rem;
            margin-bottom: 0.8rem;
            font-size: 1.4rem;
        }
        article p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        article ul, article ol {
            margin-left: 1.5rem;
            margin-bottom: 1.2rem;
        }
        article li {
            margin-bottom: 0.5rem;
        }
        .feature-img {
            width: 100%;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
            border: 5px solid #fff;
        }
        .quote-box {
            background: #e8f5e9;
            border-left: 5px solid #43a047;
            padding: 1.5rem;
            margin: 2rem 0;
            font-style: italic;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .stat-card {
            background: #f1f8e9;
            padding: 1.5rem;
            border-radius: 10px;
            text-align: center;
            border: 1px solid #c5e1a5;
        }
        .stat-card .number {
            font-size: 2.5rem;
            font-weight: 800;
            color: #1e88e5;
            display: block;
            line-height: 1;
        }
        aside {
            background: white;
            padding: 1.5rem;
            border-radius: 15px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.05);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        @media (max-width: 992px) {
            aside { position: static; }
        }
        aside h3 {
            color: #ff6f00;
            margin-bottom: 1rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #ffcc80;
        }
        .sidebar-links {
            list-style: none;
        }
        .sidebar-links li {
            margin-bottom: 0.8rem;
            padding-left: 1.2rem;
            position: relative;
        }
        .sidebar-links li::before {
            content: '▶';
            position: absolute;
            left: 0;
            color: #ff6f00;
            font-size: 0.8rem;
        }
        .interactive-section {
            background: white;
            padding: 2.5rem;
            border-radius: 15px;
            margin-top: 3rem;
            box-shadow: 0 10px 30px rgba(0,0,0,0.05);
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: #555;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-family: inherit;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #1a73e8;
        }
        .form-row {
            display: flex;
            gap: 1rem;
        }
        @media (max-width: 768px) {
            .form-row { flex-direction: column; gap: 0; }
        }
        .rating-stars {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #ffcc00;
            margin: 0.5rem 0 1.5rem;
        }
        .star {
            cursor: pointer;
            transition: transform 0.2s;
        }
        .star:hover {
            transform: scale(1.2);
        }
        .submit-btn {
            background: linear-gradient(to right, #1e88e5, #0d47a1);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 8px;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: all 0.3s;
        }
        .submit-btn:hover {
            background: linear-gradient(to right, #0d47a1, #1e88e5);
            box-shadow: 0 5px 15px rgba(30, 136, 229, 0.4);
        }
        .footer-links-section {
            background: #263238;
            color: #fff;
            padding: 3rem 20px;
            margin-top: 4rem;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
            margin-bottom: 2rem;
        }
        .web-link {
            background: #37474f;
            padding: 1.2rem;
            border-radius: 8px;
            transition: transform 0.3s, background 0.3s;
        }
        .web-link:hover {
            background: #455a64;
            transform: translateY(-5px);
        }
        .web-link a {
            color: #bbdefb;
            font-weight: 600;
            display: block;
        }
        .site-footer {
            background: #1a237e;
            color: #e8eaf6;
            padding: 2.5rem 20px;
            text-align: center;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .copyright {
            font-size: 0.9rem;
            color: #c5cae9;
            border-top: 1px solid #3949ab;
            padding-top: 1.5rem;
            margin-top: 1rem;
        }