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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #374151;
    background-color: #ffffff;
}

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

h1 {
    font-size: 3.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2.5rem;
    color: #1e40af;
}

h3 {
    font-size: 1.875rem;
    color: #1e3a8a;
}

h4 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    font-size: 1rem;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 500;
    font-size: 1rem;
    text-align: center;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: #1e40af;
    color: white;
    border-color: #1e40af;
}

.btn-primary:hover {
    background-color: #1e3a8a;
    border-color: #1e3a8a;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(30, 64, 175, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: #1e40af;
    border-color: #1e40af;
}

.btn-secondary:hover {
    background-color: #1e40af;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(30, 64, 175, 0.2);
}

.btn-outline {
    background-color: transparent;
    color: #6b7280;
    border-color: #d1d5db;
}

.btn-outline:hover {
    background-color: #f9fafb;
    border-color: #9ca3af;
    color: #374151;
}

.btn-full {
    width: 100%;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #e5e7eb;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav {
    padding: 1rem 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.nav-logo h1 {
    font-size: 1.5rem;
    color: #1e40af;
    margin: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: #374151;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #1e40af;
}

.nav-cta {
    background-color: #1e40af;
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 0.375rem;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    background-color: #1e3a8a;
    transform: translateY(-1px);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: #374151;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, #f9fafb 0%, #e5e7eb 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.hero-title {
    font-size: 3.5rem;
    color: #1e3a8a;
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #6b7280;
    margin-bottom: 2rem;
}

.hero-highlights {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.highlight {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
}

.highlight-icon {
    font-size: 1.5rem;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    position: relative;
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 1rem;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

/* Courses Section */
.courses {
    padding: 6rem 0;
    background-color: #ffffff;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.course-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid #e5e7eb;
    transition: all 0.3s ease;
    position: relative;
}

.course-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: #3b82f6;
}

.course-card.featured {
    border-color: #10b981;
    background: linear-gradient(135deg, #ffffff 0%, #f0fdf4 100%);
}

.course-icon {
    width: 4rem;
    height: 4rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #eff6ff;
    border-radius: 0.75rem;
}

.course-icon img {
    width: 2.5rem;
    height: 2.5rem;
}

.course-icon .icon {
    font-size: 2rem;
}

.course-card h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
}

.course-description {
    color: #6b7280;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.course-details {
    margin-bottom: 1.5rem;
}

.detail {
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
    line-height: 1.5;
}

.detail strong {
    color: #374151;
}

.course-price {
    font-size: 1.25rem;
    font-weight: 600;
    color: #1e40af;
    text-align: center;
    padding: 1rem;
    background-color: #eff6ff;
    border-radius: 0.5rem;
}

.course-badge {
    position: absolute;
    top: -0.5rem;
    right: 1rem;
    background-color: #10b981;
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 500;
}

/* Course Info Section */
.course-info {
    padding: 4rem 0;
    background-color: #f9fafb;
}

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

.info-card {
    background: white;
    padding: 2rem;
    border-radius: 0.75rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.info-card h3 {
    color: #1e40af;
    margin-bottom: 1.5rem;
}

.info-card ul {
    list-style: none;
}

.info-card li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #e5e7eb;
}

.info-card li:last-child {
    border-bottom: none;
}

/* Benefits Section */
.benefits {
    padding: 6rem 0;
    background-color: #ffffff;
}

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

.benefit-card {
    text-align: center;
    padding: 2rem;
    border-radius: 0.75rem;
    transition: all 0.3s ease;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.benefit-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.benefit-card h3 {
    color: #1e3a8a;
    margin-bottom: 1rem;
}

/* DBA Section */
.dba-info {
    padding: 6rem 0;
    background: linear-gradient(135deg, #1e40af 0%, #1e3a8a 100%);
    color: white;
}

.dba-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.dba-text h2 {
    color: white;
    margin-bottom: 1rem;
}

.dba-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.dba-features {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    margin-top: 2rem;
}

.dba-feature h4 {
    color: #93c5fd;
    margin-bottom: 0.5rem;
}

.certificate-preview {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 1rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

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

/* Additional Services */
.additional-services {
    padding: 6rem 0;
    background-color: #f9fafb;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid #e5e7eb;
}

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

.service-card ul {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.service-card li {
    margin-bottom: 0.5rem;
    color: #6b7280;
}

/* Partner Program */
.partner-program {
    padding: 6rem 0;
    background-color: #ffffff;
}

.partner-types {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    margin-bottom: 4rem;
}

.partner-type {
    background: #f9fafb;
    padding: 2.5rem;
    border-radius: 1rem;
    border: 1px solid #e5e7eb;
}

.partner-type h3 {
    color: #1e40af;
    margin-bottom: 1rem;
}

.partner-benefits {
    margin-top: 2rem;
}

.partner-benefits h4 {
    color: #374151;
    margin-bottom: 1rem;
}

.partner-benefits ul {
    padding-left: 1.5rem;
}

.partner-benefits li {
    margin-bottom: 0.5rem;
    color: #6b7280;
}

.partner-cta {
    text-align: center;
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    padding: 3rem;
    border-radius: 1rem;
}

.partner-cta h3 {
    color: #1e40af;
    margin-bottom: 1rem;
}

/* Testimonials */
.testimonials {
    padding: 6rem 0;
    background-color: #f9fafb;
}

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

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    border-left: 4px solid #1e40af;
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content p {
    font-style: italic;
    color: #6b7280;
    line-height: 1.6;
}

.author-info h4 {
    color: #1e40af;
    margin-bottom: 0.25rem;
}

.author-info span {
    color: #9ca3af;
    font-size: 0.875rem;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background-color: #ffffff;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info h2 {
    color: #1e40af;
    margin-bottom: 1.5rem;
}

.contact-details {
    margin-top: 2rem;
}

.contact-item {
    margin-bottom: 2rem;
}

.contact-item h4 {
    color: #374151;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: #6b7280;
    margin: 0;
}

/* Form Styles */
.contact-form {
    background: #f9fafb;
    padding: 2.5rem;
    border-radius: 1rem;
    border: 1px solid #e5e7eb;
}

.form-group {
    margin-bottom: 1.5rem;
}

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

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.375rem;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.875rem;
    line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.checkbox-label a {
    color: #1e40af;
    text-decoration: underline;
}

/* Footer */
.footer {
    background-color: #1e3a8a;
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.social-links a {
    font-size: 1.5rem;
    transition: transform 0.3s ease;
}

.social-links a:hover {
    transform: scale(1.2);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
}

.footer-legal {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.legal-links {
    display: flex;
    gap: 2rem;
}

.legal-links a {
    color: #cbd5e1;
    text-decoration: none;
    font-size: 0.875rem;
}

.legal-links a:hover {
    color: white;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .dba-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero {
        padding: 6rem 0 3rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    h2 {
        font-size: 2rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .partner-types {
        grid-template-columns: 1fr;
    }
    
    .footer-legal {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-highlights {
        align-items: center;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.875rem;
    }
    
    .course-card,
    .service-card,
    .partner-type {
        padding: 1.5rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.course-card,
.benefit-card,
.testimonial-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Scroll animations */
@media (prefers-reduced-motion: no-preference) {
    .course-card:nth-child(1) { animation-delay: 0.1s; }
    .course-card:nth-child(2) { animation-delay: 0.2s; }
    .course-card:nth-child(3) { animation-delay: 0.3s; }
    .course-card:nth-child(4) { animation-delay: 0.4s; }
    .course-card:nth-child(5) { animation-delay: 0.5s; }
}


/* Additional CSS for JavaScript functionality */

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: white;
        flex-direction: column;
        padding: 2rem 1.5rem;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-menu li {
        margin-bottom: 1rem;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

/* Header scroll effect */
.header.scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

/* Form validation styles */
.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

.field-error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.field-error::before {
    content: "⚠️";
    font-size: 0.75rem;
}

/* Form message styles */
.form-message {
    padding: 1rem;
    border-radius: 0.5rem;
    margin-bottom: 1.5rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.form-message.success {
    background-color: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.form-message.success::before {
    content: "✅";
}

.form-message.error {
    background-color: #fef2f2;
    color: #dc2626;
    border: 1px solid #fecaca;
}

.form-message.error::before {
    content: "❌";
}

/* Scroll animations */
.course-card,
.benefit-card,
.testimonial-card,
.service-card {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.course-card.animate-in,
.benefit-card.animate-in,
.testimonial-card.animate-in,
.service-card.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Loading states */
.btn.loading {
    position: relative;
    color: transparent;
    pointer-events: none;
}

.btn.loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Lazy loading images */
img.lazy {
    opacity: 0;
    transition: opacity 0.3s;
}

img.lazy.loaded {
    opacity: 1;
}

/* Focus styles for accessibility */
.btn:focus,
input:focus,
select:focus,
textarea:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 2px;
}

/* Skip to content link for accessibility */
.skip-to-content {
    position: absolute;
    top: -40px;
    left: 6px;
    background: #1e40af;
    color: white;
    padding: 8px;
    text-decoration: none;
    border-radius: 4px;
    z-index: 1001;
}

.skip-to-content:focus {
    top: 6px;
}

/* Print styles */
@media print {
    .header,
    .nav,
    .footer,
    .btn,
    .contact-form {
        display: none !important;
    }
    
    .hero,
    .courses,
    .benefits {
        page-break-inside: avoid;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .btn-primary {
        background-color: #000000;
        border-color: #000000;
    }
    
    .btn-secondary {
        border-color: #000000;
        color: #000000;
    }
    
    .course-card,
    .benefit-card,
    .testimonial-card {
        border: 2px solid #000000;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Dark mode support (optional) */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #1f2937;
        --text-color: #f9fafb;
        --card-bg: #374151;
    }
    
    /* Uncomment to enable dark mode
    body {
        background-color: var(--bg-color);
        color: var(--text-color);
    }
    
    .course-card,
    .benefit-card,
    .testimonial-card,
    .service-card {
        background-color: var(--card-bg);
        border-color: #4b5563;
    }
    */
}