/* ========================================
   AYUSH SKILLSHASTRA - MODERN CSS (UPDATED)
   Enhanced for Communication, Languages, AI & Programming
======================================== */

/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Brand Colors */
    --primary: #6366F1;
    --primary-dark: #4F46E5;
    --secondary: #EC4899;
    --accent: #F59E0B;
    --success: #10B981;
    --ai-blue: #3B82F6;
    --ai-purple: #8B5CF6;
    --python-blue: #3776AB;
    --python-yellow: #FFD43B;
    --r-blue: #276DC3;
    
    /* Neutrals */
    --white: #FFFFFF;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-700: #374151;
    --gray-900: #111827;
    
    /* Typography */
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-width: 1200px;
    
    /* Effects */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.15);
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--gray-900);
    line-height: 1.7;
    background: var(--gray-50);
    overflow-x: hidden;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ===== ANIMATED BACKGROUND WATERMARKS ===== */
.bg-watermark-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.watermark-word {
    position: absolute;
    font-family: var(--font-heading);
    font-size: 120px;
    font-weight: 800;
    opacity: 0.03;
    color: var(--primary);
    white-space: nowrap;
    animation: floatWatermark 40s infinite ease-in-out;
}

.watermark-word:nth-child(1) { top: 10%; left: -5%; animation-delay: 0s; animation-duration: 35s; }
.watermark-word:nth-child(2) { top: 25%; right: -10%; animation-delay: 5s; animation-duration: 40s; }
.watermark-word:nth-child(3) { top: 45%; left: 10%; animation-delay: 10s; animation-duration: 38s; }
.watermark-word:nth-child(4) { top: 60%; right: 5%; animation-delay: 15s; animation-duration: 42s; }
.watermark-word:nth-child(5) { top: 75%; left: -8%; animation-delay: 20s; animation-duration: 37s; }
.watermark-word:nth-child(6) { top: 15%; left: 50%; animation-delay: 8s; animation-duration: 39s; }
.watermark-word:nth-child(7) { top: 85%; right: -5%; animation-delay: 12s; animation-duration: 41s; }
.watermark-word:nth-child(8) { top: 35%; left: 70%; animation-delay: 18s; animation-duration: 36s; }
.watermark-word:nth-child(9) { top: 20%; left: 30%; animation-delay: 6s; animation-duration: 38s; }
.watermark-word:nth-child(10) { top: 50%; right: 15%; animation-delay: 14s; animation-duration: 40s; }
.watermark-word:nth-child(11) { top: 70%; left: 50%; animation-delay: 10s; animation-duration: 37s; }
.watermark-word:nth-child(12) { top: 30%; right: 30%; animation-delay: 22s; animation-duration: 39s; }
.watermark-word:nth-child(13) { top: 55%; left: 80%; animation-delay: 16s; animation-duration: 38s; }
.watermark-word:nth-child(14) { top: 40%; right: 40%; animation-delay: 11s; animation-duration: 41s; }

@keyframes floatWatermark {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(20px, -30px) rotate(2deg); }
    50% { transform: translate(-15px, 20px) rotate(-1deg); }
    75% { transform: translate(25px, 15px) rotate(1deg); }
}

/* ===== NAVIGATION ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
}

.logo {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    display: flex;
    gap: 6px;
}

.logo-text {
    color: var(--gray-900);
}

.logo-highlight {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 35px;
}

.nav-link {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    font-size: 15px;
    position: relative;
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s ease;
}

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

.cta-btn-nav {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    border: none;
    padding: 10px 24px;
    border-radius: 25px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
}

.cta-btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--gray-900);
    border-radius: 2px;
    transition: var(--transition);
}

/* ===== HERO SECTION - UPDATED ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #F0F9FF 0%, #FEF3F9 50%, #E5E7FF 100%);
    overflow: hidden;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--white);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 500;
    color: var(--primary);
    box-shadow: var(--shadow-sm);
    margin-bottom: 24px;
}

.badge-icon {
    font-size: 18px;
}

/* Updated Hero Title */
.hero-title {
    font-family: var(--font-heading);
    font-size: 62px;
    font-weight: 800;
    line-height: 1.15;
    color: var(--gray-900);
    margin-bottom: 24px;
}

.title-highlight {
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: gradientShift 3s ease infinite;
}

.title-separator {
    color: var(--primary);
    font-weight: 700;
}

@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

/* Dual Rotating Subheadlines */
.hero-subheadlines {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-bottom: 32px;
    min-height: 40px;
}

.subheadline-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 600;
    color: var(--primary);
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.5s ease, transform 0.5s ease;
    position: absolute;
}

.subheadline-item.active {
    opacity: 1;
    transform: translateY(0);
    position: relative;
}

.subheadline-icon {
    font-size: 24px;
    display: inline-flex;
}

.subheadline-text {
    display: inline;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--gray-700);
    margin-bottom: 36px;
    max-width: 560px;
}

.hero-cta-group {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.cta-primary,
.cta-secondary {
    padding: 16px 32px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 16px;
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    border: none;
}

.cta-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.cta-secondary {
    background: var(--white);
    color: var(--primary);
    border: 2px solid var(--primary);
}

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

/* Enhanced Stats */
.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 14px;
    color: var(--gray-700);
    font-weight: 500;
}

/* Dual Floating Cards Section */
.hero-visual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    position: relative;
    height: auto;
}

.cards-column {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.cards-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--gray-200);
}

.header-icon {
    font-size: 32px;
}

.cards-header h3 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    color: var(--gray-900);
}

.communication-column .cards-header {
    border-bottom-color: rgba(99, 102, 241, 0.2);
    color: var(--primary);
}

.ai-column .cards-header {
    border-bottom-color: rgba(139, 92, 246, 0.2);
    color: var(--ai-purple);
}

.floating-card {
    background: var(--white);
    padding: 20px;
    border-radius: 16px;
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    text-align: center;
    animation: floatCard 4s ease-in-out infinite;
    transition: var(--transition);
    border: 2px solid transparent;
}

.floating-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary);
}

.floating-card .card-icon {
    font-size: 36px;
}

.floating-card .card-text {
    font-weight: 600;
    font-size: 14px;
    color: var(--gray-900);
}

.card-1 { animation-delay: 0s; }
.card-2 { animation-delay: 1s; }
.card-3 { animation-delay: 2s; }
.card-4 { animation-delay: 1.5s; }
.card-5 { animation-delay: 0.5s; }
.card-6 { animation-delay: 1.5s; }
.card-7 { animation-delay: 2.5s; }
.card-8 { animation-delay: 1s; }

@keyframes floatCard {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(3deg);
    }
}

/* ===== SECTION STYLES ===== */
.section {
    padding: var(--section-padding);
    position: relative;
    z-index: 1;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    box-shadow: var(--shadow-sm);
}

.section-title {
    font-family: var(--font-heading);
    font-size: 48px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 16px;
}

.highlight {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 18px;
    color: var(--gray-700);
}

/* ===== ABOUT SECTION ===== */
.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-paragraph {
    font-size: 17px;
    color: var(--gray-700);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-top: 32px;
}

.feature-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-icon {
    font-size: 32px;
    flex-shrink: 0;
}

.feature-item h4 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.feature-item p {
    font-size: 15px;
    color: var(--gray-700);
}

.visual-card {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    padding: 40px;
    border-radius: 24px;
    text-align: center;
    box-shadow: var(--shadow-xl);
    transform: rotate(-2deg);
    transition: var(--transition);
}

.visual-card:hover {
    transform: rotate(0deg) scale(1.05);
}

.visual-icon {
    font-size: 64px;
    margin-bottom: 20px;
}

.visual-card h3 {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 12px;
}

.visual-card p {
    font-size: 16px;
    opacity: 0.95;
}

/* ===== COURSES SECTION (OPTIMIZED) ===== */
.courses-section {
    background: var(--white);
}

/* Course Filters */
.course-filters,
.testimonial-filters {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-bottom: 48px;
    flex-wrap: wrap;
    will-change: auto;
}

.filter-btn {
    padding: 10px 24px;
    border: 2px solid var(--gray-200);
    background: var(--white);
    border-radius: 25px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
    color: var(--gray-700);
}

.filter-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.filter-btn.active {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    border-color: transparent;
    box-shadow: var(--shadow-md);
}

/* OPTIMIZED: Use CSS Grid with auto-fit and will-change */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 32px;
    /* Remove expensive animations from parent */
}

.course-card {
    background: var(--white);
    border-radius: 20px;
    padding: 32px;
    box-shadow: var(--shadow-md);
    /* OPTIMIZED: Use transform3d for GPU acceleration */
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
                box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 2px solid transparent;
    opacity: 1;
    max-height: 100%;
    /* OPTIMIZED: Only animate on interaction, not load */
    will-change: transform;
    backface-visibility: hidden;
    perspective: 1000px;
}

.course-card.hidden {
    display: none;
    opacity: 0;
    /* OPTIMIZED: Prevent layout recalculation */
    pointer-events: none;
}

.course-card:hover {
    transform: translateZ(0) translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary);
    will-change: auto;
}

.course-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
    /* OPTIMIZED: Reduce reflow */
}

/* OPTIMIZED: Reduce gradient complexity */
.course-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
}

.course-badge {
    background: var(--accent);
    color: var(--white);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.course-title {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
    line-height: 1.3;
}

.course-description {
    font-size: 15px;
    color: var(--gray-700);
    margin-bottom: 20px;
    line-height: 1.6;
}

.course-features {
    list-style: none;
    margin-bottom: 24px;
}

.course-features li {
    font-size: 14px;
    color: var(--gray-700);
    padding: 8px 0;
    padding-left: 24px;
    position: relative;
}

.course-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: 700;
}

.course-cta {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: var(--shadow-sm);
}

.course-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* OPTIMIZED: Testimonials Grid */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background: var(--white);
    padding: 36px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), 
                box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    opacity: 1;
    will-change: transform;
    backface-visibility: hidden;
}

.testimonial-card.hidden {
    display: none;
    opacity: 0;
    pointer-events: none;
}

.testimonial-card:hover {
    transform: translateZ(0) translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.testimonial-stars {
    font-size: 18px;
    margin-bottom: 16px;
}

.testimonial-text {
    font-size: 16px;
    color: var(--gray-700);
    line-height: 1.6;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    flex-shrink: 0;
}

.author-name {
    font-weight: 700;
    color: var(--gray-900);
    font-size: 16px;
}

.author-role {
    font-size: 14px;
    color: var(--gray-700);
}
/* ===== WHO WE SERVE SECTION ===== */
.who-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 32px;
}

.who-card {
    background: var(--white);
    padding: 36px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

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

.who-icon {
    font-size: 56px;
    margin-bottom: 20px;
}

.who-card h3 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.who-card p {
    font-size: 15px;
    color: var(--gray-700);
    line-height: 1.7;
}

/* ===== GALLERY SECTION ===== */
.gallery-section {
    background: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}

.gallery-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    aspect-ratio: 4/3;
    background: var(--gray-100);
}

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

.gallery-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--gray-100), var(--gray-200));
    color: var(--gray-700);
}

.placeholder-icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: 0.5;
}

.gallery-placeholder p {
    font-weight: 600;
    font-size: 14px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 32px;
}

.testimonial-card {
    background: var(--white);
    padding: 36px;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    opacity: 1;
    animation: fadeIn 0.4s ease;
}

.testimonial-card.hidden {
    display: none;
}

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

.testimonial-stars {
    font-size: 18px;
    margin-bottom: 16px;
}

.testimonial-text {
    font-size: 16px;
    color: var(--gray-700);
    line-height: 1.7;
    margin-bottom: 24px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
}

.author-name {
    font-weight: 700;
    color: var(--gray-900);
    font-size: 16px;
}

.author-role {
    font-size: 14px;
    color: var(--gray-700);
}

/* ===== CONTACT / FORM SECTION ===== */
.contact-section {
    background: linear-gradient(135deg, #F0F9FF 0%, #FEF3F9 100%);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}

.contact-info h3 {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 24px;
}

.info-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 24px;
}

.info-icon {
    font-size: 28px;
    flex-shrink: 0;
}

.info-item h4 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 6px;
}

.info-item p {
    font-size: 15px;
    color: var(--gray-700);
}

.contact-details {
    margin-top: 40px;
    background: var(--white);
    padding: 24px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 0;
    font-size: 15px;
    color: var(--gray-700);
}

.detail-icon {
    font-size: 20px;
}

/* ===== MULTI-STEP FORM ===== */
.form-container {
    background: var(--white);
    padding: 40px;
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    position: relative;
}

.form-progress {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 48px;
}

.progress-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    flex: 1;
    opacity: 0.4;
    transition: var(--transition);
}

.progress-step.active {
    opacity: 1;
}

.step-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gray-200);
    color: var(--gray-700);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 18px;
    transition: var(--transition);
}

.progress-step.active .step-circle {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.progress-step span {
    font-size: 13px;
    font-weight: 600;
    color: var(--gray-700);
}

.progress-line {
    flex: 1;
    height: 3px;
    background: var(--gray-200);
    margin: 0 12px;
}

.form-step {
    display: none;
}

.form-step.active {
    display: block;
    animation: fadeInUp 0.5s ease;
}

.form-step-title {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 28px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 10px;
    font-size: 15px;
}

.label-icon {
    font-size: 18px;
}

.form-input {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--gray-200);
    border-radius: 12px;
    font-family: var(--font-body);
    font-size: 15px;
    color: var(--gray-900);
    transition: var(--transition);
    background: var(--gray-50);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--white);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.form-input::placeholder {
    color: var(--gray-300);
}

select.form-input {
    cursor: pointer;
}

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

.form-btn,
.form-btn-secondary {
    padding: 14px 28px;
    border: none;
    border-radius: 12px;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 15px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
}

.form-btn {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    box-shadow: var(--shadow-md);
    flex: 1;
}

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

.form-btn-secondary {
    background: var(--white);
    color: var(--primary);
    border: 2px solid var(--primary);
}

.form-btn-secondary:hover {
    background: var(--gray-50);
}

.form-btn-group {
    display: flex;
    gap: 16px;
    margin-top: 32px;
}

.form-btn-submit {
    position: relative;
}

.submit-icon {
    display: none;
}

.form-success {
    display: none;
    text-align: center;
    padding: 60px 40px;
}

.form-success.active {
    display: block;
    animation: fadeInUp 0.6s ease;
}

.success-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    background: linear-gradient(135deg, var(--success), #34D399);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    font-weight: 700;
    box-shadow: var(--shadow-lg);
}

.form-success h3 {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 800;
    color: var(--gray-900);
    margin-bottom: 12px;
}

.form-success p {
    font-size: 16px;
    color: var(--gray-700);
    margin-bottom: 28px;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--gray-900);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    font-family: var(--font-heading);
    font-size: 24px;
    font-weight: 800;
    display: flex;
    gap: 6px;
    margin-bottom: 16px;
}

.footer-tagline {
    color: var(--gray-300);
    font-size: 15px;
    line-height: 1.7;
}

.footer-section h4 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--gray-300);
    text-decoration: none;
    font-size: 15px;
    transition: var(--transition);
}

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

.social-links {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.social-link {
    color: var(--gray-300);
    text-decoration: none;
    font-size: 15px;
    transition: var(--transition);
}

.social-link:hover {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--gray-300);
    font-size: 14px;
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 968px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-visual {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 48px;
    }
    
    .hero-cta-group {
        justify-content: center;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        justify-content: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
    }
    
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .section-title {
        font-size: 36px;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 36px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .form-container {
        padding: 24px;
    }
    
    .form-btn-group {
        flex-direction: column;
    }
    
    .progress-step span {
        font-size: 11px;
    }
    
    .step-circle {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .course-filters,
    .testimonial-filters {
        gap: 8px;
    }
    
    .filter-btn {
        padding: 8px 16px;
        font-size: 12px;
    }
}