/* ===================================
   CSS Variables & Base Styles
   =================================== */
:root {
    /* Primary Colors - Professional Blue */
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --primary-lighter: #dbeafe;
    
    /* Secondary Colors - Orange Accent */
    --secondary-color: #f59e0b;
    --secondary-dark: #d97706;
    --secondary-light: #fbbf24;
    
    /* Neutral Colors */
    --dark: #1e293b;
    --dark-light: #334155;
    --gray: #64748b;
    --gray-light: #94a3b8;
    --light: #f1f5f9;
    --lighter: #f8fafc;
    --white: #ffffff;
    
    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --info: #3b82f6;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --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);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1040;
    --z-tooltip: 1050;
}

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

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

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

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

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }

p {
    margin-bottom: var(--spacing-sm);
    color: var(--gray);
    font-size: 1.0625rem;
}

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

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

/* ===================================
   Container & Layout
   =================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

section {
    padding: var(--spacing-2xl) 0;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    border: 2px solid transparent;
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: center;
    white-space: nowrap;
}

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

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

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

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

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

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-primary-nav {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-lg);
}

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

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem var(--spacing-md);
}

.nav-brand {
    display: flex;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-icon {
    font-size: 2rem;
    color: var(--primary-color);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-primary {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
}

.logo-secondary {
    font-size: 0.75rem;
    font-weight: var(--font-weight-medium);
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    list-style: none;
}

.nav-link {
    color: var(--dark);
    font-weight: var(--font-weight-medium);
    padding: 0.5rem 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 50%, var(--primary-light) 100%);
    overflow: hidden;
    margin-top: 73px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.2);
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    padding: var(--spacing-2xl) 0;
}

.hero-text {
    text-align: center;
    color: var(--white);
}

.hero-title {
    color: var(--white);
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--lighter);
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin: var(--spacing-xl) 0;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

.stat-item i {
    font-size: 2rem;
    color: var(--secondary-color);
}

.stat-item strong {
    display: block;
    font-size: 1.5rem;
    font-weight: var(--font-weight-extrabold);
    color: var(--white);
}

.stat-item span {
    display: block;
    font-size: 0.875rem;
    color: var(--lighter);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    animation: bounce 2s infinite;
}

.hero-scroll a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    border: 2px solid var(--white);
    border-radius: var(--radius-full);
    color: var(--white);
    font-size: 1.5rem;
}

/* ===================================
   Section Headers
   =================================== */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    position: relative;
    display: inline-block;
    padding-bottom: var(--spacing-sm);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-full);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray);
    max-width: 700px;
    margin: var(--spacing-md) auto 0;
}

/* ===================================
   About Section
   =================================== */
.about {
    background-color: var(--lighter);
}

.about-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.about-text h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.about-highlights {
    display: grid;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.highlight-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.highlight-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.highlight-item i {
    font-size: 2rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.highlight-item h4 {
    color: var(--dark);
    margin-bottom: 0.25rem;
    font-size: 1.125rem;
}

.highlight-item p {
    margin: 0;
    font-size: 0.9375rem;
}

.about-image-placeholder {
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    height: 500px;
    border-radius: var(--radius-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
    box-shadow: var(--shadow-xl);
}

.about-image-placeholder i {
    font-size: 5rem;
    margin-bottom: var(--spacing-md);
}

.about-image-placeholder p {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    color: var(--white);
}

/* ===================================
   Why Choose Us Section
   =================================== */
.why-choose {
    background: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    padding: var(--spacing-xl);
    background: var(--white);
    border: 2px solid var(--light);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    text-align: center;
}

.feature-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-lighter), var(--primary-light));
    border-radius: var(--radius-full);
    color: var(--primary-dark);
    font-size: 2rem;
}

.feature-card h3 {
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.feature-card p {
    margin: 0;
}

/* ===================================
   Partnerships Section
   =================================== */
.partnerships {
    background: linear-gradient(135deg, var(--lighter) 0%, var(--white) 100%);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.partner-card {
    padding: var(--spacing-xl);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    text-align: center;
}

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

.partner-logo {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-full);
    color: var(--white);
    font-size: 3rem;
    box-shadow: var(--shadow-lg);
}

.partner-card h3 {
    color: var(--dark);
    margin-bottom: var(--spacing-md);
    font-size: 1.5rem;
}

.partner-certifications {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    justify-content: center;
    margin-top: var(--spacing-md);
}

.cert-badge {
    padding: 0.375rem 0.875rem;
    background: var(--primary-lighter);
    color: var(--primary-dark);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: var(--font-weight-semibold);
}

/* ===================================
   Courses Section
   =================================== */
.courses {
    background: var(--white);
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.course-card {
    padding: var(--spacing-xl);
    background: var(--white);
    border: 2px solid var(--light);
    border-radius: var(--radius-xl);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.course-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-xl);
    transform: translateY(-8px);
}

.course-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md);
}

.course-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-lighter), var(--primary-light));
    border-radius: var(--radius-lg);
    color: var(--primary-dark);
    font-size: 1.75rem;
}

.course-tag {
    padding: 0.375rem 0.875rem;
    background: var(--secondary-light);
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
}

.course-card h3 {
    color: var(--dark);
    margin-bottom: var(--spacing-sm);
    font-size: 1.375rem;
}

.course-features {
    list-style: none;
    margin: var(--spacing-md) 0;
    flex-grow: 1;
}

.course-features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-xs);
    color: var(--gray);
}

.course-features i {
    color: var(--success);
    font-size: 0.875rem;
}

.course-card .btn {
    margin-top: auto;
}

/* ===================================
   Instructor Section
   =================================== */
.instructor-section {
    background: var(--white);
    padding: var(--spacing-2xl) 0;
}

.instructor-gallery {
    display: grid;
    gap: var(--spacing-xl);
}

.instructor-main-card {
    display: grid;
    grid-template-columns: 400px 1fr;
    gap: var(--spacing-xl);
    background: var(--lighter);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    align-items: center;
}

.instructor-portrait {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.instructor-info h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-xs);
    font-size: 1.75rem;
}

.instructor-title {
    color: var(--secondary-color);
    font-size: 1.125rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
}

.instructor-info p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.instructor-credentials {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
}

.credential-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.625rem 1.25rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    border-radius: var(--radius-full);
    font-size: 0.9375rem;
    font-weight: var(--font-weight-semibold);
    box-shadow: var(--shadow-md);
}

.instructor-images-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.instructor-img-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

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

.instructor-img-card img {
    width: 100%;
    height: 280px;
    object-fit: cover;
}

.img-caption {
    padding: var(--spacing-md);
    text-align: center;
    font-weight: var(--font-weight-semibold);
    color: var(--dark);
    margin: 0;
}

/* ===================================
   E-Learning Platform Section
   =================================== */
.elearning-section {
    background: linear-gradient(135deg, var(--primary-lighter) 0%, var(--white) 50%, var(--lighter) 100%);
    padding: var(--spacing-2xl) 0;
}

.elearning-content {
    display: grid;
    gap: var(--spacing-2xl);
}

.elearning-main {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.elearning-text h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-size: 1.75rem;
}

.elearning-text > p {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.elearning-features {
    display: grid;
    gap: var(--spacing-md);
}

.elearning-feature {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.elearning-feature:hover {
    box-shadow: var(--shadow-lg);
    transform: translateX(8px);
}

.elearning-feature i {
    font-size: 1.75rem;
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

.elearning-feature h4 {
    color: var(--dark);
    margin-bottom: 0.25rem;
    font-size: 1.0625rem;
}

.elearning-feature p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--gray);
}

.elearning-benefits {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.benefit-card {
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-base);
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    background: linear-gradient(135deg, var(--primary-lighter), var(--white));
}

.benefit-card i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    display: block;
}

.benefit-card h4 {
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.benefit-card p {
    margin: 0;
    font-size: 0.9375rem;
    color: var(--gray);
}

.elearning-cta {
    text-align: center;
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.elearning-cta h3 {
    color: var(--white);
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.elearning-cta p {
    color: var(--lighter);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xl);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

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

.elearning-cta .btn:hover {
    background: var(--lighter);
    transform: translateY(-4px);
}

.elearning-cta .btn-secondary {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

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

/* ===================================
   Facilities Section
   =================================== */
.facilities {
    background: var(--lighter);
}

.facilities-content {
    display: grid;
    gap: var(--spacing-2xl);
}

.facilities-text h3 {
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.facilities-features {
    display: grid;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.facility-feature {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.facility-feature i {
    font-size: 2rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.facility-feature h4 {
    color: var(--dark);
    margin-bottom: 0.25rem;
    font-size: 1.125rem;
}

.facility-feature p {
    margin: 0;
    font-size: 0.9375rem;
}

.facilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.facility-card {
    padding: var(--spacing-xl);
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all var(--transition-base);
}

.facility-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.facility-image {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-lighter), var(--primary-light));
    border-radius: var(--radius-full);
    color: var(--primary-dark);
    font-size: 2rem;
}

.facility-card h4 {
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.facility-card p {
    margin: 0;
    font-size: 0.9375rem;
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-2xl);
}

.contact-info {
    display: grid;
    gap: var(--spacing-md);
}

.contact-card {
    padding: var(--spacing-lg);
    background: var(--lighter);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.contact-card:hover {
    background: var(--light);
    transform: translateY(-4px);
}

.contact-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-full);
    color: var(--white);
    font-size: 1.5rem;
}

.contact-card h3 {
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
    font-size: 1.125rem;
}

.contact-card p {
    margin: 0.25rem 0;
    font-size: 0.9375rem;
}

.contact-card a {
    color: var(--primary-color);
    font-weight: var(--font-weight-medium);
}

.text-muted {
    color: var(--gray-light);
    font-size: 0.875rem;
}

.contact-form-container {
    background: var(--lighter);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.contact-form h3 {
    color: var(--dark);
    margin-bottom: var(--spacing-xs);
}

.contact-form > p {
    color: var(--gray);
    margin-bottom: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--dark);
    font-weight: var(--font-weight-semibold);
    font-size: 0.9375rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem;
    border: 2px solid var(--light);
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: all var(--transition-base);
    background: var(--white);
}

.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 var(--primary-lighter);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--dark);
    color: var(--light);
    padding: var(--spacing-2xl) 0 var(--spacing-md);
}

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

.footer-section h3,
.footer-section h4 {
    color: var(--white);
    margin-bottom: var(--spacing-md);
}

.footer-section h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.footer-section p {
    color: var(--gray-light);
    font-size: 0.9375rem;
}

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

.footer-section ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-section ul li a {
    color: var(--gray-light);
    transition: color var(--transition-base);
}

.footer-section ul li a:hover {
    color: var(--white);
    padding-left: var(--spacing-xs);
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--gray-light);
    margin-bottom: var(--spacing-xs);
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--dark-light);
    border-radius: var(--radius-full);
    color: var(--white);
    font-size: 1.125rem;
    transition: all var(--transition-base);
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-4px);
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--dark-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-bottom p {
    color: var(--gray-light);
    font-size: 0.875rem;
    margin: 0;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-links a {
    color: var(--gray-light);
    font-size: 0.875rem;
}

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

/* ===================================
   Scroll to Top Button
   =================================== */
.scroll-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: var(--radius-full);
    font-size: 1.25rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: var(--z-sticky);
    box-shadow: var(--shadow-lg);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    background: var(--primary-dark);
    transform: translateY(-4px);
}

/* ===================================
   Floating WhatsApp Button
   =================================== */
.whatsapp-float {
    position: fixed;
    bottom: 2rem;
    left: 2rem;
    width: 60px;
    height: 60px;
    background: #25D366;
    color: var(--white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    z-index: var(--z-sticky);
    transition: all var(--transition-base);
    text-decoration: none;
    animation: whatsapp-pulse 2s infinite;
}

.whatsapp-float:hover {
    background: #20BA5A;
    transform: translateY(-4px) scale(1.1);
    box-shadow: 0 6px 16px rgba(37, 211, 102, 0.6);
}

@keyframes whatsapp-pulse {
    0%, 100% {
        box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 4px 20px rgba(37, 211, 102, 0.8);
    }
}

/* ===================================
   Animations
   =================================== */
@keyframes bounce {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, -10px); }
}

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

.animate-fade-in {
    animation: fadeIn 0.8s ease forwards;
}

.animate-fade-in-delay {
    opacity: 0;
    animation: fadeIn 0.8s ease forwards;
    animation-delay: 0.2s;
}

.animate-fade-in-delay-2 {
    opacity: 0;
    animation: fadeIn 0.8s ease forwards;
    animation-delay: 0.4s;
}

.animate-fade-in-delay-3 {
    opacity: 0;
    animation: fadeIn 0.8s ease forwards;
    animation-delay: 0.6s;
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 992px) {
    .nav-menu {
        position: fixed;
        top: 73px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 73px);
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-xl);
        transition: left var(--transition-slow);
        box-shadow: var(--shadow-lg);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .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, -7px);
    }
    
    .about-main {
        grid-template-columns: 1fr;
    }
    
    .instructor-main-card {
        grid-template-columns: 1fr;
    }
    
    .instructor-images-grid {
        grid-template-columns: 1fr;
    }
    
    .elearning-main {
        grid-template-columns: 1fr;
    }
    
    .elearning-benefits {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .logo-secondary {
        display: none;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
    }
    
    section {
        padding: var(--spacing-xl) 0;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .features-grid,
    .partners-grid,
    .courses-grid,
    .facilities-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .btn-large {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
    
    .stat-item {
        flex-direction: column;
        text-align: center;
    }
    
    .whatsapp-float {
        bottom: 1rem;
        left: 1rem;
        width: 50px;
        height: 50px;
        font-size: 1.5rem;
    }
    
    .scroll-top {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
    }
}