/* ===================================
   FlowDatum - Professional Website Styles
   by FutureHorizons UG
   =================================== */

/* === CSS Variables === */
:root {
    --primary-color: #0A7EA4;
    --primary-dark: #065A7A;
    --primary-light: #0D9AC9;
    --secondary-color: #F59E0B;
    --secondary-dark: #D97706;
    --accent-color: #10B981;
    
    --text-dark: #0F172A;
    --text-medium: #475569;
    --text-light: #64748B;
    
    --bg-white: #FFFFFF;
    --bg-light: #F8FAFC;
    --bg-gray: #F1F5F9;
    --bg-dark: #1E293B;
    
    --border-color: #E2E8F0;
    --border-light: #F1F5F9;
    
    --font-primary: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;
    
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    --transition-base: all 0.3s ease;
    --transition-fast: all 0.15s ease;
}

/* === Global Reset === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
    overflow-x: hidden;
}

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-medium);
}

.lead {
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--text-medium);
    line-height: 1.7;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition-fast);
}

a:hover {
    color: var(--primary-dark);
}

/* === Container === */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* === Navigation === */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-base);
}

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

.logo {
    display: flex;
    flex-direction: column;
    font-size: 1.5rem;
    font-weight: 800;
    text-decoration: none;
}

.logo-flow {
    color: var(--primary-color);
}

.logo-datum {
    color: var(--text-dark);
}

.logo-subtitle {
    font-size: 0.65rem;
    font-weight: 400;
    color: var(--text-light);
    letter-spacing: 0.5px;
    margin-top: -0.25rem;
}

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

.nav-menu a {
    color: var(--text-dark);
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: var(--transition-fast);
}

.nav-menu a:hover,
.nav-menu a.active {
    background: var(--bg-light);
    color: var(--primary-color);
}

.btn-contact {
    background: var(--primary-color);
    color: white !important;
    padding: 0.625rem 1.5rem !important;
}

.btn-contact:hover {
    background: var(--primary-dark) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    border-radius: 2px;
    transition: var(--transition-fast);
}

/* === Buttons === */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-weight: 600;
    border-radius: 8px;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-base);
    font-family: var(--font-primary);
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--secondary-color);
    color: white;
}

.btn-secondary:hover {
    background: var(--secondary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: white;
}

.btn-lg {
    padding: 1.125rem 2.5rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

/* === Hero Section === */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.data-grid {
    position: absolute;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(90deg, rgba(10, 126, 164, 0.03) 1px, transparent 1px),
        linear-gradient(rgba(10, 126, 164, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.gradient-overlay {
    position: absolute;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 126, 164, 0.05) 0%, rgba(245, 158, 11, 0.05) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 900px;
}

.hero-title {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.title-line {
    display: block;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: fadeInUp 0.8s ease-out;
}

.title-line:nth-child(2) {
    animation-delay: 0.2s;
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-medium);
    max-width: 700px;
    margin-bottom: 2.5rem;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.stat {
    text-align: center;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--primary-color);
    font-family: var(--font-mono);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* === Services Preview === */
.services-preview {
    padding: 6rem 0;
    background: var(--bg-light);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

.section-title {
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-medium);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
    border: 1px solid var(--border-light);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 32px;
    height: 32px;
    color: white;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-card p {
    color: var(--text-medium);
    margin-bottom: 1.5rem;
}

.service-link {
    color: var(--primary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-fast);
}

.service-link:hover {
    gap: 0.75rem;
}

/* === Why Us Section === */
.why-us {
    padding: 6rem 0;
}

.why-us-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.why-us-content h2 {
    margin-bottom: 1.5rem;
}

.benefits-list {
    list-style: none;
    margin: 2rem 0;
}

.benefits-list li {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    align-items: flex-start;
}

.benefit-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    background: var(--accent-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: bold;
}

.benefits-list strong {
    display: block;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.benefits-list p {
    margin: 0;
    font-size: 0.95rem;
}

.why-us-visual {
    position: relative;
}

.visual-card {
    position: relative;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 16px;
    padding: 3rem;
    overflow: hidden;
}

.card-glow {
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.tech-item {
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    color: white;
    font-weight: 500;
    font-size: 0.875rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* === CTA Section === */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
}

.cta-content h2 {
    color: white;
    margin-bottom: 1rem;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    max-width: 700px;
    margin: 0 auto 2rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-section .btn-primary {
    background: white;
    color: var(--primary-color);
}

.cta-section .btn-primary:hover {
    background: var(--bg-light);
    transform: translateY(-2px);
}

.cta-section .btn-outline {
    border-color: white;
    color: white;
}

.cta-section .btn-outline:hover {
    background: white;
    color: var(--primary-color);
}

/* === Footer === */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 4rem 0 2rem;
}

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

.footer-col h4 {
    color: white;
    margin-bottom: 1.5rem;
    font-size: 1.125rem;
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

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

.footer-col ul li {
    margin-bottom: 0.75rem;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
}

.footer-col ul li a:hover {
    color: white;
    padding-left: 5px;
}

.contact-info li {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

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

/* === Page Header === */
.page-header {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--bg-light) 0%, white 100%);
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.page-header h1 {
    margin-bottom: 0.5rem;
}

.page-header p {
    font-size: 1.25rem;
    color: var(--text-medium);
}

/* === Service Detail Pages === */
.service-detail {
    padding: 5rem 0;
}

.service-detail.alt-bg {
    background: var(--bg-light);
}

.service-detail-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
}

.service-detail-grid.reverse {
    grid-template-columns: 1fr 2fr;
}

.service-number {
    display: inline-block;
    font-size: 5rem;
    font-weight: 900;
    color: var(--primary-color);
    opacity: 0.1;
    font-family: var(--font-mono);
    line-height: 1;
    margin-bottom: 1rem;
}

.service-intro {
    font-size: 1.125rem;
    color: var(--text-medium);
    margin-bottom: 2rem;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.feature-item h3 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
}

.feature-item ul {
    margin-top: 1rem;
    padding-left: 1.5rem;
}

.feature-item li {
    color: var(--text-medium);
    margin-bottom: 0.5rem;
}

.sidebar-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
}

.sidebar-card h4 {
    margin-bottom: 1rem;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tags span {
    padding: 0.375rem 0.75rem;
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--text-dark);
    font-weight: 500;
}

.sidebar-cta {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    padding: 2rem;
    border-radius: 12px;
    color: white;
}

.sidebar-cta h4 {
    color: white;
    margin-bottom: 0.75rem;
}

.sidebar-cta p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 1.5rem;
}

/* === About Page === */
.about-content {
    padding: 5rem 0;
}

.about-intro {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 4rem;
}

.mission-vision {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 5rem;
}

.mv-card {
    background: var(--bg-light);
    padding: 3rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary-color);
}

.values-section {
    margin-bottom: 5rem;
}

.values-section h2 {
    text-align: center;
    margin-bottom: 3rem;
}

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

.value-card {
    text-align: center;
    padding: 2rem;
}

.value-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.expertise-section {
    background: var(--bg-light);
    padding: 4rem;
    border-radius: 12px;
    margin-bottom: 5rem;
}

.expertise-section h2 {
    text-align: center;
    margin-bottom: 3rem;
}

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

.expertise-item h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.why-choose {
    margin-bottom: 3rem;
}

.why-choose h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.reasons-list {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.reason-item {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
}

.reason-item .number {
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.5rem;
}

/* === Education Page === */
.education-intro {
    padding: 3rem 0;
    text-align: center;
}

.intro-content {
    max-width: 800px;
    margin: 0 auto;
}

.training-programs {
    padding: 4rem 0;
    background: var(--bg-light);
}

.program-card {
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
    overflow: hidden;
}

.program-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    padding: 2rem;
    color: white;
    position: relative;
}

.program-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--secondary-color);
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.program-header h3 {
    color: white;
    margin: 0;
}

.program-content {
    padding: 2rem;
}

.program-details {
    display: flex;
    gap: 2rem;
    margin: 1.5rem 0;
    flex-wrap: wrap;
}

.detail-item {
    font-size: 0.95rem;
}

.detail-item strong {
    color: var(--text-dark);
}

.program-topics {
    margin: 1.5rem 0;
    padding-left: 1.5rem;
}

.program-topics li {
    color: var(--text-medium);
    margin-bottom: 0.5rem;
}

.custom-training {
    padding: 5rem 0;
}

.custom-training-content {
    background: var(--bg-light);
    padding: 4rem;
    border-radius: 12px;
    text-align: center;
}

.custom-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.custom-feature h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.funding-info {
    padding: 5rem 0;
    background: var(--bg-light);
}

.funding-info h2 {
    text-align: center;
    margin-bottom: 1rem;
}

.funding-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.funding-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.funding-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

/* === Contact Page === */
.contact-section {
    padding: 5rem 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
}

.contact-info-side h2 {
    margin-bottom: 1.5rem;
}

.contact-details {
    margin: 3rem 0;
}

.contact-detail {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.detail-icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: var(--bg-light);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.detail-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
}

.contact-detail h4 {
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.contact-detail p,
.contact-detail a {
    color: var(--text-medium);
    font-size: 0.95rem;
}

.specialties {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 12px;
    margin-top: 3rem;
}

.specialties h3 {
    margin-bottom: 1rem;
}

.specialties ul {
    list-style: none;
}

.specialties li {
    padding: 0.5rem 0;
    color: var(--text-medium);
    border-bottom: 1px solid var(--border-light);
}

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

.form-container {
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
}

.form-container h3 {
    margin-bottom: 2rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(10, 126, 164, 0.1);
}

.checkbox-group label {
    flex-direction: row;
    align-items: flex-start;
    gap: 0.75rem;
}

.checkbox-group input[type="checkbox"] {
    margin-top: 0.25rem;
}

.checkbox-group span {
    font-weight: 400;
    font-size: 0.9rem;
}

.form-message {
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
}

.form-message.success {
    background: #ECFDF5;
    color: #065F46;
    border: 1px solid #10B981;
}

.form-message.error {
    background: #FEF2F2;
    color: #991B1B;
    border: 1px solid #EF4444;
}

.faq-section {
    padding: 5rem 0;
    background: var(--bg-light);
}

.faq-section h2 {
    text-align: center;
    margin-bottom: 3rem;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.faq-item {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.faq-item h3 {
    color: var(--primary-color);
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

/* === Responsive Design === */
@media (max-width: 1024px) {
    .why-us-grid,
    .service-detail-grid,
    .service-detail-grid.reverse,
    .mission-vision {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .mobile-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        transition: var(--transition-base);
        pointer-events: none;
        gap: 0;
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu a {
        display: block;
        width: 100%;
        padding: 1rem;
    }
    
    .hero {
        min-height: auto;
        padding: 6rem 0 4rem;
    }
    
    .hero-stats {
        gap: 2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .program-details {
        flex-direction: column;
        gap: 0.5rem;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1.5rem;
    }
}

/* === Animations === */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* === Utilities === */
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }
.mb-2 { margin-bottom: 2rem; }