/* Zintado.com - Professional Website Styles */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
    color: #1e40af;
}

h2 {
    font-size: 2rem;
    color: #1e40af;
}

h3 {
    font-size: 1.5rem;
    color: #374151;
}

p {
    margin-bottom: 1rem;
    color: #6b7280;
}

a {
    color: #2563eb;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #1d4ed8;
}

/* Container and Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 60px 0;
}

.section-alt {
    background-color: #f8fafc;
}

/* Header */
.header {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e40af;
}

.logo img {
    height: 40px;
    margin-right: 10px;
}

/* Navigation */
.nav {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav a {
    font-weight: 500;
    color: #374151;
    padding: 0.5rem 0;
    position: relative;
    transition: color 0.3s ease;
}

.nav a:hover {
    color: #2563eb;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #2563eb;
    transition: width 0.3s ease;
}

.nav a:hover::after {
    width: 100%;
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: #374151;
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    text-align: center;
}

.hero h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-button {
    display: inline-block;
    background: #fff;
    color: #2563eb;
    padding: 12px 30px;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
    color: #1d4ed8;
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Cards */
.card {
    background: white;
    border-radius: 10px;
    padding: 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #e5e7eb;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 8px;
    margin-bottom: 1rem;
}

.card h3 {
    color: #1e40af;
    margin-bottom: 0.5rem;
}

.card p {
    color: #6b7280;
    font-size: 0.9rem;
}

/* Category Cards */
.category-card {
    text-align: center;
    padding: 2.5rem 2rem;
}

.category-icon {
    width: 60px;
    height: 60px;
    background: #2563eb;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 1.5rem;
}

/* Article Cards */
.article-card {
    overflow: hidden;
}

.article-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    font-size: 0.8rem;
    color: #9ca3af;
}

.article-category {
    background: #dbeafe;
    color: #1e40af;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 6px;
    font-weight: 500;
    text-align: center;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.btn-primary {
    background: #2563eb;
    color: white;
}

.btn-primary:hover {
    background: #1d4ed8;
    color: white;
}

.btn-secondary {
    background: transparent;
    color: #2563eb;
    border: 2px solid #2563eb;
}

.btn-secondary:hover {
    background: #2563eb;
    color: white;
}

/* Footer */
.footer {
    background: #1f2937;
    color: white;
    padding: 40px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section a {
    color: #d1d5db;
    display: block;
    margin-bottom: 0.5rem;
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 1rem;
    text-align: center;
    color: #9ca3af;
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #374151;
}

.form-control {
    width: 100%;
    padding: 10px 15px;
    border: 2px solid #e5e7eb;
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: #2563eb;
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* Newsletter */
.newsletter {
    background: #2563eb;
    
    text-align: center;
    padding: 3rem 0;
}

.newsletter p {
    color: white;
    margin-bottom: 1rem;
}

.newsletter h3 {
    color: white;
    margin-bottom: 1rem;
}

.newsletter-form {
    display: flex;
    max-width: 400px;
    margin: 0 auto;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 15px;
    border: none;
    border-radius: 6px;
}

.newsletter-form button {
    background: white;
    color: #2563eb;
    border: none;
    padding: 12px 20px;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    background: #f3f4f6;
}

/* Breadcrumb */
.breadcrumb {
    background: #f8fafc;
    padding: 1rem 0;
    margin-top: 70px;
}

.breadcrumb-list {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    align-items: center;
}

.breadcrumb-list li::after {
    content: '/';
    margin-left: 0.5rem;
    color: #9ca3af;
}

.breadcrumb-list li:last-child::after {
    display: none;
}

/* Article Content */
.article-content {

    max-width: 800px;
    margin: 100px auto;
    padding: 2rem 0;
}

.article-header {
    text-align: center;
    margin-bottom: 3rem;
}

.article-header h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.article-header .article-meta {
    justify-content: center;
    gap: 1rem;
}

.article-content img {
    width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 2rem 0;
}

.article-content h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.article-content h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.article-content ul, .article-content ol {
    margin-left: 2rem;
    margin-bottom: 1rem;
}

.article-content li {
    margin-bottom: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    }
    
    .nav.active {
        display: flex;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .grid-4 {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .section {
        padding: 40px 0;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .card {
        padding: 1.5rem;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.hidden {
    display: none;
}

.visible {
    display: block;
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #2563eb;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}