/* ========================================
   DNDC - EdTech Website Styles
   Version: 1.0.0
   ======================================== */

/* ========================================
   CSS Variables & Root Settings
   ======================================== */
:root {
    /* Colors */
    --color-primary: #3b82f6;
    --color-secondary: #06b6d4;
    --color-accent: #8b5cf6;
    --color-success: #10b981;
    --color-warning: #f59e0b;
    --color-danger: #ef4444;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #3b82f6, #06b6d4);
    --gradient-secondary: linear-gradient(135deg, #06b6d4, #8b5cf6);
    --gradient-accent: linear-gradient(135deg, #8b5cf6, #ec4899);
    --gradient-rainbow: linear-gradient(135deg, #3b82f6, #06b6d4, #8b5cf6, #ec4899);
    
    /* Background Colors */
    --bg-black: #000000;
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --bg-card: rgba(15, 15, 15, 0.8);
    --bg-glass: rgba(255, 255, 255, 0.05);
    
    /* Text Colors */
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Borders */
    --border-radius-sm: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    --border-radius-2xl: 1.5rem;
    --border-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);
    --shadow-glow: 0 0 30px rgba(59, 130, 246, 0.4);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
    --transition-cubic: cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Z-index layers */
    --z-base: 0;
    --z-dropdown: 10;
    --z-sticky: 20;
    --z-fixed: 30;
    --z-modal-backdrop: 40;
    --z-modal: 50;
    --z-popover: 60;
    --z-tooltip: 70;
}

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

::selection {
    background-color: rgba(59, 130, 246, 0.3);
    color: var(--text-primary);
}

/* ========================================
   Typography
   ======================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: var(--font-size-6xl); }
h2 { font-size: var(--font-size-5xl); }
h3 { font-size: var(--font-size-4xl); }
h4 { font-size: var(--font-size-3xl); }
h5 { font-size: var(--font-size-2xl); }
h6 { font-size: var(--font-size-xl); }

p {
    margin-bottom: var(--spacing-md);
}

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

/* ========================================
   Utility Classes
   ======================================== */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-text-purple {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.gradient-text-rainbow {
    background: var(--gradient-rainbow);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ========================================
   Preloader
   ======================================== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-black);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-content {
    text-align: center;
}

.preloader-logo {
    width: 120px;
    height: 120px;
    margin: 0 auto var(--spacing-lg);
    animation: float 3s ease-in-out infinite;
}

.logo-svg {
    width: 100%;
    height: 100%;
}

.hex-outer {
    animation: rotate 4s linear infinite;
    transform-origin: center;
}

.hex-center {
    animation: pulse 2s ease-in-out infinite;
}

.preloader-text {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.preloader-bar {
    width: 200px;
    height: 4px;
    background: rgba(59, 130, 246, 0.2);
    border-radius: var(--border-radius-full);
    overflow: hidden;
    margin: 0 auto;
}

.preloader-progress {
    height: 100%;
    background: var(--gradient-primary);
    border-radius: var(--border-radius-full);
    animation: loading 2s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

@keyframes loading {
    0% { width: 0%; }
    50% { width: 80%; }
    100% { width: 100%; }
}

/* ========================================
   Scroll Progress Bar
   ======================================== */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 4px;
    background: var(--gradient-primary);
    z-index: var(--z-fixed);
    transition: width 0.1s linear;
}

/* ========================================
   Dark Mode Toggle
   ======================================== */
.dark-mode-toggle {
    position: fixed;
    top: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-full);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--color-primary);
    font-size: var(--font-size-lg);
    cursor: pointer;
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.dark-mode-toggle:hover {
    background: rgba(59, 130, 246, 0.1);
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

/* Light mode toggle look */
body[data-theme="light"] .dark-mode-toggle {
  background: rgba(255, 255, 255, 0.9);
  color: #0f172a;
  border-color: rgba(15, 23, 42, 0.15);
}
/* ========================================
   Back to Top Button
   ======================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-full);
    background: var(--gradient-primary);
    border: none;
    color: white;
    font-size: var(--font-size-lg);
    cursor: pointer;
    z-index: var(--z-fixed);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

/* ========================================
   Custom Cursor
   ======================================== */
.custom-cursor {
    width: 40px;
    height: 40px;
    border: 2px solid var(--color-primary);
    border-radius: var(--border-radius-full);
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.2s ease, border-color 0.2s ease;
    display: none;
}

.custom-cursor-dot {
    width: 6px;
    height: 6px;
    background: var(--color-primary);
    border-radius: var(--border-radius-full);
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.1s ease;
    display: none;
}

@media (min-width: 1024px) {
    .custom-cursor,
    .custom-cursor-dot {
        display: block;
    }
}

/* ========================================
   Navigation Bar
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(59, 130, 246, 0.1);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.95);
    box-shadow: var(--shadow-lg);
}

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

.navbar-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.navbar-logo .logo-svg {
    width: 40px;
    height: 40px;
}

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

.logo-name {
    font-size: var(--font-size-xl);
    font-weight: 900;
    letter-spacing: -0.02em;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.logo-tagline {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
    letter-spacing: 0.1em;
    font-weight: 600;
}

.navbar-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.nav-link {
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-base);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

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

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

.navbar-cta {
    padding: 0.625rem 1.5rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--border-radius-lg);
    color: white;
    font-weight: 600;
    font-size: var(--font-size-sm);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-base);
}

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

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.navbar-toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-primary);
    border-radius: var(--border-radius-full);
    transition: all var(--transition-base);
}

/* ========================================
   Animated Grid Background
   ======================================== */
.animated-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(to right, rgba(59, 130, 246, 0.1) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(59, 130, 246, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    opacity: 0.1;
    z-index: 0;
    animation: gridMove 20s linear infinite;
    pointer-events: none;
}

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

/* ========================================
   Energy Particles
   ======================================== */
.energy-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
    pointer-events: none;
}

/* Particles will be added via JavaScript */

/* ========================================
   Floating Globe
   ======================================== */
.floating-globe {
    position: fixed;
    right: 5%;
    top: 10%;
    width: 600px;
    height: 600px;
    z-index: var(--z-dropdown);
    pointer-events: none;
    transition: transform 0.1s linear, opacity 0.3s ease;
    will-change: transform, opacity;
}

.globe-canvas {
    width: 100%;
    height: 100%;
}

.globe-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.2), transparent);
    border-radius: var(--border-radius-full);
    animation: pulseGlow 4s ease-in-out infinite;
}

@keyframes pulseGlow {
    0%, 100% { opacity: 0.3; transform: scale(0.8); }
    50% { opacity: 0.6; transform: scale(1); }
}

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

.hero-container {
    position: relative;
    z-index: var(--z-dropdown);
}

.hero-content {
    max-width: 900px;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

.hero-title-gradient {
    display: block;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px rgba(59, 130, 246, 0.6);
}

.hero-description {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    max-width: 700px;
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-3xl);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--spacing-lg);
    max-width: 700px;
}

.stat-card {
    text-align: center;
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-xl);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    transition: all var(--transition-base);
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: rgba(59, 130, 246, 0.5);
}

.stat-card-blue {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), transparent);
}

.stat-card-cyan {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.1), transparent);
}

.stat-card-purple {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), transparent);
}

.stat-number {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Hero Text Animations */
.hero-text {
    opacity: 0;
    animation: slideInLeft 1.2s var(--transition-cubic) forwards;
}

.stagger-1 { animation-delay: 0.2s; }
.stagger-2 { animation-delay: 0.4s; }
.stagger-3 { animation-delay: 0.6s; }

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 1rem 2rem;
    font-size: var(--font-size-base);
    font-weight: 600;
    border: none;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

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

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #06b6d4, #3b82f6);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-primary:hover {
    transform: translateY(-2px);
}

.btn-glow {
    box-shadow: 0 0 30px rgba(59, 130, 246, 0.4);
}

.btn-outline {
    background: transparent;
    border: 2px solid rgba(59, 130, 246, 0.5);
    color: var(--text-primary);
}

.btn-outline:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--color-primary);
}

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: var(--font-size-lg);
}

.btn span {
    position: relative;
    z-index: 1;
}

/* ========================================
   Transform Section
   ======================================== */
.transform-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: var(--spacing-3xl) 0;
    border-top: 1px solid rgba(59, 130, 246, 0.2);
}

.section-bg-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, 
        rgba(59, 130, 246, 0.05), 
        rgba(139, 92, 246, 0.05), 
        transparent
    );
    pointer-events: none;
}

.transform-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.transform-visual {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.transform-center {
    position: relative;
    z-index: var(--z-dropdown);
    text-align: center;
}

.transform-badge {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-full);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.2));
    border: 1px solid rgba(59, 130, 246, 0.3);
    margin-bottom: var(--spacing-lg);
}

.transform-badge span {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-secondary);
}

.transform-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--spacing-md);
}

.transform-text {
    color: var(--text-secondary);
    max-width: 400px;
    margin: 0 auto;
}

.pulse-rings {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pulse-ring {
    position: absolute;
    border-radius: var(--border-radius-full);
    border: 2px solid rgba(59, 130, 246, 0.2);
}

.pulse-ring-1 {
    width: 256px;
    height: 256px;
    animation: pulse 2s ease-in-out infinite;
}

.pulse-ring-2 {
    width: 320px;
    height: 320px;
    border-width: 1px;
    border-color: rgba(6, 182, 212, 0.1);
    animation: pulse 3s ease-in-out infinite;
}

.pulse-ring-3 {
    width: 384px;
    height: 384px;
    border-width: 1px;
    border-color: rgba(139, 92, 246, 0.1);
    animation: pulse 4s ease-in-out infinite;
}

.section-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-xl);
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.feature-card {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-xl);
    background: linear-gradient(to right, rgba(59, 130, 246, 0.05), transparent);
    border: 1px solid rgba(59, 130, 246, 0.2);
    transition: all var(--transition-base);
}

.feature-card:hover {
    border-color: rgba(59, 130, 246, 0.5);
    transform: translateX(10px);
}

.feature-icon {
    font-size: var(--font-size-4xl);
    flex-shrink: 0;
}

.feature-content {
    flex: 1;
}

.feature-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    transition: color var(--transition-base);
}

.feature-card:hover .feature-title {
    color: var(--color-primary);
}

.feature-desc {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.card-hover {
    transition: all 0.4s var(--transition-cubic);
}

.card-hover:hover {
    transform: translateY(-8px) scale(1.02);
}

/* ========================================
   Courses Section
   ======================================== */
.courses-section {
    position: relative;
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.section-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border-radius: var(--border-radius-full);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    color: var(--color-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.section-title-large {
    font-size: clamp(3rem, 6vw, 4.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

.tech-indicator {
    margin-top: var(--spacing-xl);
}

.tech-label {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--spacing-xs);
}

.tech-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-full);
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.pulse-dot {
    width: 12px;
    height: 12px;
    background: var(--color-primary);
    border-radius: var(--border-radius-full);
    animation: pulse 2s ease-in-out infinite;
}

.tech-badge span {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-primary);
}

.course-layer {
    margin-bottom: var(--spacing-3xl);
}

.layer-1 {
    transform: translateZ(100px);
}

.layer-2 {
    transform: translateZ(50px) scale(0.95);
    opacity: 0.9;
}

.course-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.course-card {
    position: relative;
    height: 100%;
    min-height: 400px;
    border-radius: var(--border-radius-2xl);
    background: linear-gradient(to bottom right, rgba(15, 15, 15, 0.8), rgba(0, 0, 0, 0.8));
    border: 1px solid rgba(59, 130, 246, 0.2);
    overflow: hidden;
    transition: all 0.6s var(--transition-cubic);
}

.card-3d {
    transform-style: preserve-3d;
}

.course-card:hover {
    border-color: rgba(59, 130, 246, 0.6);
}

.course-bg-gradient {
    position: absolute;
    top: 0;
    right: 0;
    width: 192px;
    height: 192px;
    opacity: 0.2;
    filter: blur(48px);
    transition: all 0.7s ease;
}

.course-card:hover .course-bg-gradient {
    opacity: 0.4;
    transform: scale(1.5);
}

/* Gradient variations */
.gradient-green { background: linear-gradient(to bottom right, #10b981, #059669); }
.gradient-yellow { background: linear-gradient(to bottom right, #f59e0b, #f97316); }
.gradient-red { background: linear-gradient(to bottom right, #ef4444, #dc2626); }
.gradient-purple { background: linear-gradient(to bottom right, #a855f7, #ec4899); }
.gradient-cyan { background: linear-gradient(to bottom right, #06b6d4, #3b82f6); }
.gradient-indigo { background: linear-gradient(to bottom right, #6366f1, #8b5cf6); }
.gradient-blue { background: linear-gradient(to bottom right, #3b82f6, #06b6d4); }
.gradient-violet { background: linear-gradient(to bottom right, #8b5cf6, #a855f7); }

.course-particles {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.5s ease;
    pointer-events: none;
}

.course-card:hover .course-particles {
    opacity: 1;
}

.course-content {
    position: relative;
    padding: var(--spacing-xl);
    height: 100%;
    display: flex;
    flex-direction: column;
    z-index: 1;
}

.course-icon {
    width: 80px;
    height: 80px;
    border-radius: var(--border-radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: transform 0.5s ease;
}

.course-card:hover .course-icon {
    transform: scale(1.1);
}

.icon-green { background: linear-gradient(to bottom right, #10b981, #059669); }
.icon-yellow { background: linear-gradient(to bottom right, #f59e0b, #f97316); }
.icon-red { background: linear-gradient(to bottom right, #ef4444, #dc2626); }
.icon-purple { background: linear-gradient(to bottom right, #a855f7, #ec4899); }
.icon-cyan { background: linear-gradient(to bottom right, #06b6d4, #3b82f6); }
.icon-indigo { background: linear-gradient(to bottom right, #6366f1, #8b5cf6); }
.icon-blue { background: linear-gradient(to bottom right, #3b82f6, #06b6d4); }
.icon-violet { background: linear-gradient(to bottom right, #8b5cf6, #a855f7); }

.course-name {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    transition: all 0.3s ease;
}

.course-card:hover .course-name {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.course-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.course-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    opacity: 0;
    transform: translateY(16px);
    transition: all 0.5s ease;
}

.course-card:hover .course-stats {
    opacity: 1;
    transform: translateY(0);
}

.course-stat {
    text-align: center;
    padding: var(--spacing-xs);
    border-radius: var(--border-radius-md);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.stat-value {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--color-primary);
}

.stat-name {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.course-btn {
    width: 100%;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-lg);
    border: none;
    font-weight: 600;
    color: white;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    margin-top: auto;
    opacity: 0;
    transform: translateY(16px);
    transition: all 0.5s ease 0.1s;
}

.course-card:hover .course-btn {
    opacity: 1;
    transform: translateY(0);
}

.btn-green { background: linear-gradient(to right, #10b981, #059669); }
.btn-yellow { background: linear-gradient(to right, #f59e0b, #f97316); }
.btn-red { background: linear-gradient(to right, #ef4444, #dc2626); }
.btn-purple { background: linear-gradient(to right, #a855f7, #ec4899); }
.btn-cyan { background: linear-gradient(to right, #06b6d4, #3b82f6); }
.btn-indigo { background: linear-gradient(to right, #6366f1, #8b5cf6); }
.btn-blue { background: linear-gradient(to right, #3b82f6, #06b6d4); }
.btn-violet { background: linear-gradient(to right, #8b5cf6, #a855f7); }

.course-btn span {
    position: relative;
    z-index: 1;
}

.corner-accent {
    position: absolute;
    top: 0;
    right: 0;
    width: 80px;
    height: 80px;
    overflow: hidden;
}

.course-indicator {
    text-align: center;
    margin-top: var(--spacing-3xl);
}

.indicator-dots {
    display: inline-flex;
    gap: var(--spacing-xs);
    margin-right: var(--spacing-md);
}

.indicator-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--border-radius-full);
    background: var(--color-primary);
    animation: pulse 2s ease-in-out infinite;
}

.indicator-dot:nth-child(2) { animation-delay: 0.3s; }
.indicator-dot:nth-child(3) { animation-delay: 0.6s; }

.course-indicator span {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 600;
}

/* ========================================
   Learning Journey Section
   ======================================== */
.journey-section {
    position: relative;
    padding: var(--spacing-3xl) 0;
    border-top: 1px solid rgba(59, 130, 246, 0.2);
}

.journey-timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(to bottom, 
        var(--color-primary), 
        var(--color-secondary), 
        var(--color-accent)
    );
    transform: translateX(-50%);
}

.journey-phase {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-3xl);
}

.phase-content {
    display: flex;
    align-items: center;
}

.phase-left {
    justify-content: flex-end;
}

.phase-right {
    justify-content: flex-start;
}

.phase-card {
    max-width: 500px;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-2xl);
    transition: all var(--transition-base);
}

.phase-card:hover {
    transform: translateY(-8px);
}

.card-blue {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), transparent);
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.card-cyan {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.1), transparent);
    border: 1px solid rgba(6, 182, 212, 0.3);
}

.card-purple {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), transparent);
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.card-pink {
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.1), transparent);
    border: 1px solid rgba(236, 72, 153, 0.3);
}

.phase-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.phase-icon {
    font-size: var(--font-size-5xl);
}

.phase-number {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.phase-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.phase-desc {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
}

.phase-marker {
    display: flex;
    align-items: center;
    justify-content: center;
}

.marker-circle {
    width: 80px;
    height: 80px;
    border-radius: var(--border-radius-full);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    box-shadow: var(--shadow-glow);
}

.phase-spacer {
    /* Empty spacer for grid alignment */
}

/* ========================================
   Testimonials Section
   ======================================== */
.testimonials-section {
    padding: var(--spacing-3xl) 0;
}

.testimonials-carousel {
    overflow: hidden;
    margin-bottom: var(--spacing-xl);
}

.testimonials-track {
    display: flex;
    gap: var(--spacing-xl);
    animation: scroll 30s linear infinite;
}

.testimonials-track:hover {
    animation-play-state: paused;
}

@keyframes scroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-100% / 2)); }
}

.testimonial-card {
    min-width: 400px;
    max-width: 400px;
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-2xl);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-10px);
    border-color: rgba(59, 130, 246, 0.5);
    box-shadow: var(--shadow-glow);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-full);
    border: 2px solid var(--color-primary);
}

.testimonial-name {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.testimonial-role {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.testimonial-rating {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    color: #f59e0b;
}

.testimonial-text {
    font-size: var(--font-size-base);
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.testimonial-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-full);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.3);
    font-size: var(--font-size-xs);
    color: var(--color-primary);
    font-weight: 600;
}

.carousel-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-lg);
}

.carousel-btn {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-full);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--color-primary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.carousel-btn:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--color-primary);
    transform: scale(1.1);
}

.carousel-dots {
    display: flex;
    gap: var(--spacing-xs);
}

.carousel-dot {
    width: 12px;
    height: 12px;
    border-radius: var(--border-radius-full);
    background: rgba(59, 130, 246, 0.3);
    cursor: pointer;
    transition: all var(--transition-base);
}

.carousel-dot.active,
.carousel-dot:hover {
    background: var(--color-primary);
    transform: scale(1.2);
}

/* ========================================
   Companies Section
   ======================================== */
.companies-section {
    padding: var(--spacing-3xl) 0;
    border-top: 1px solid rgba(59, 130, 246, 0.2);
}

.companies-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.companies-slider {
    overflow: hidden;
    margin-top: var(--spacing-2xl);
}

.companies-track {
    display: flex;
    gap: var(--spacing-3xl);
    animation: scroll 40s linear infinite;
}

.company-logo {
    min-width: 200px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.6;
    transition: opacity var(--transition-base);
    filter: grayscale(100%);
}

.company-logo:hover {
    opacity: 1;
    filter: grayscale(0%);
}

.company-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-section {
    padding: var(--spacing-3xl) 0;
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: var(--spacing-md);
    border-radius: var(--border-radius-xl);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: rgba(59, 130, 246, 0.5);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: var(--font-size-lg);
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: color var(--transition-base);
}

.faq-question:hover {
    color: var(--color-primary);
}

.faq-question i {
    transition: transform var(--transition-base);
    color: var(--color-primary);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.8;
    margin: 0;
}

/* ========================================
   Blog Section
   ======================================== */
.blog-section {
    padding: var(--spacing-3xl) 0;
    border-top: 1px solid rgba(59, 130, 246, 0.2);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.blog-card {
    border-radius: var(--border-radius-2xl);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    overflow: hidden;
    transition: all var(--transition-base);
}

.blog-card:hover {
    transform: translateY(-10px);
    border-color: rgba(59, 130, 246, 0.5);
    box-shadow: var(--shadow-glow);
}

.blog-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.blog-card:hover .blog-image img {
    transform: scale(1.1);
}

.blog-category {
    position: absolute;
    top: var(--spacing-md);
    left: var(--spacing-md);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-full);
    background: var(--gradient-primary);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: white;
}

.blog-content {
    padding: var(--spacing-xl);
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
}

.blog-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    line-height: 1.4;
}

.blog-excerpt {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.blog-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-primary);
    font-weight: 600;
    transition: gap var(--transition-base);
}

.blog-link:hover {
    gap: var(--spacing-sm);
}

/* ========================================
   Newsletter Section
   ======================================== */
.newsletter-section {
    padding: var(--spacing-3xl) 0;
}

.newsletter-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: var(--spacing-3xl);
    border-radius: var(--border-radius-2xl);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.1), rgba(139, 92, 246, 0.1));
    border: 1px solid rgba(59, 130, 246, 0.3);
    text-align: center;
}

.newsletter-title {
    font-size: var(--font-size-4xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.newsletter-subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

.newsletter-form {
    max-width: 600px;
    margin: 0 auto;
}

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

.newsletter-input {
    flex: 1;
    padding: 1rem 1.5rem;
    border-radius: var(--border-radius-lg);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
}

.newsletter-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: var(--shadow-glow);
}

.newsletter-btn {
    padding: 1rem 2rem;
    border-radius: var(--border-radius-lg);
    background: var(--gradient-primary);
    border: none;
    color: white;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: all var(--transition-base);
}

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

.newsletter-privacy {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin: 0;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    position: relative;
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
}

.cta-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(3rem, 6vw, 4.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
}

.cta-subtitle {
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
    line-height: 1.8;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-3xl);
}

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

.cta-feature {
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-xl);
    background: linear-gradient(to bottom right, rgba(59, 130, 246, 0.1), transparent);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.cta-feature-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-md);
}

.cta-feature-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
}

.cta-feature-desc {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--bg-darker);
    border-top: 1px solid rgba(59, 130, 246, 0.2);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

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

.footer-column {
    display: flex;
    flex-direction: column;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.footer-logo .logo-svg {
    width: 40px;
    height: 40px;
}

.footer-desc {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

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

.social-link {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
    transition: all var(--transition-base);
}

.social-link:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--color-primary);
    transform: translateY(-3px);
}

.footer-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: var(--text-secondary);
    transition: color var(--transition-base);
}

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

.footer-contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.footer-contact li {
    display: flex;
    gap: var(--spacing-md);
    color: var(--text-secondary);
}

.footer-contact i {
    color: var(--color-primary);
    flex-shrink: 0;
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(59, 130, 246, 0.1);
}

.footer-copyright {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    margin: 0;
}

.footer-legal {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.footer-legal a {
    color: var(--text-muted);
}

.footer-legal a:hover {
    color: var(--color-primary);
}

/* ========================================
   Chatbot Widget
   ======================================== */
.chatbot-widget {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: var(--z-modal);
}

.chatbot-toggle {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-full);
    background: var(--gradient-primary);
    border: none;
    color: white;
    font-size: var(--font-size-xl);
    cursor: pointer;
    box-shadow: var(--shadow-xl);
    transition: all var(--transition-base);
    position: relative;
}

.chatbot-toggle:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-glow);
}

.chatbot-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    width: 20px;
    height: 20px;
    border-radius: var(--border-radius-full);
    background: var(--color-danger);
    color: white;
    font-size: var(--font-size-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
}

.chatbot-window {
    position: absolute;
    bottom: 80px;
    left: 0;
    width: 380px;
    height: 500px;
    border-radius: var(--border-radius-2xl);
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    box-shadow: var(--shadow-xl);
    display: none;
    flex-direction: column;
    overflow: hidden;
}

.chatbot-window.active {
    display: flex;
}

.chatbot-header {
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.2), rgba(139, 92, 246, 0.2));
    border-bottom: 1px solid rgba(59, 130, 246, 0.2);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.chatbot-header-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.chatbot-avatar {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.chatbot-header-info h4 {
    font-size: var(--font-size-base);
    margin: 0 0 var(--spacing-xs);
}

.chatbot-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: var(--border-radius-full);
    background: var(--color-success);
    animation: pulse 2s ease-in-out infinite;
}

.chatbot-close {
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-full);
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.chatbot-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.chatbot-body {
    flex: 1;
    padding: var(--spacing-lg);
    overflow-y: auto;
}

.chatbot-message {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-full);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.message-content {
    flex: 1;
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.message-content p {
    margin: 0;
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.chatbot-quick-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-lg);
}

.quick-action-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-lg);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-base);
}

.quick-action-btn:hover {
    background: rgba(59, 130, 246, 0.1);
    border-color: var(--color-primary);
}

.chatbot-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid rgba(59, 130, 246, 0.2);
    display: flex;
    gap: var(--spacing-md);
}

.chatbot-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-lg);
    background: var(--bg-glass);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.chatbot-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.chatbot-send {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-full);
    background: var(--gradient-primary);
    border: none;
    color: white;
    cursor: pointer;
    transition: all var(--transition-base);
}

.chatbot-send:hover {
    transform: scale(1.1);
}

/* ========================================
   Toast Notifications
   ======================================== */
.toast-container {
    position: fixed;
    top: 100px;
    right: 30px;
    z-index: var(--z-tooltip);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.toast {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(59, 130, 246, 0.2);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 300px;
    animation: slideInRight 0.3s ease;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast-success {
    border-color: var(--color-success);
}

.toast-error {
    border-color: var(--color-danger);
}

.toast-icon {
    font-size: var(--font-size-xl);
}

.toast-message {
    flex: 1;
    font-size: var(--font-size-sm);
}

/* ========================================
   Animations
   ======================================== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
}

.animate-on-scroll.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
    .navbar-menu {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        background: rgba(0, 0, 0, 0.98);
        backdrop-filter: blur(20px);
        padding: var(--spacing-xl);
        flex-direction: column;
        gap: var(--spacing-lg);
        border-top: 1px solid rgba(59, 130, 246, 0.2);
        display: none;
    }
    
    .navbar-menu.active {
        display: flex;
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .navbar-cta {
        display: none;
    }
    
    .floating-globe {
        width: 400px;
        height: 400px;
    }
    
    .transform-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-line {
        left: 20px;
    }
    
    .journey-phase {
        grid-template-columns: auto 1fr;
        gap: var(--spacing-lg);
    }
    
    .phase-spacer {
        display: none;
    }
    
    .phase-content {
        justify-content: flex-start !important;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
    }
    
    .course-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonial-card {
        min-width: 320px;
        max-width: 320px;
    }
    
    .blog-grid {
        grid-template-columns: 1fr;
    }
    
    .form-group {
        flex-direction: column;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .chatbot-window {
        width: calc(100vw - 60px);
        max-width: 380px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}


/* ===== Lead Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-card);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 20px;
  padding: 2.5rem;
  width: 100%;
  max-width: 420px;
  position: relative;
  animation: scaleIn 0.4s ease;
}

@keyframes scaleIn {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-title {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.modal-subtitle {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.lead-form input {
  width: 100%;
  padding: 0.9rem 1rem;
  margin-bottom: 1rem;
  border-radius: 12px;
  background: var(--bg-glass);
  border: 1px solid rgba(59,130,246,0.2);
  color: white;
}

.lead-form input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-glow);
}

.form-note {
  margin-top: 1rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

.modal-close {
  position: absolute;
  top: 14px;
  right: 18px;
  font-size: 28px;
  background: none;
  border: none;
  color: white;
  cursor: pointer;
}

@media (max-width: 768px) {

  /* Remove center line */
  .timeline-line {
    display: none;
  }

  /* Stack phases */
  .journey-phase {
    grid-template-columns: 1fr;
    margin-bottom: 2rem;
  }

  /* Remove circles */
  .phase-marker {
    display: none;
  }

  /* Full width cards */
  .phase-card {
    max-width: 100%;
  }

}

@media (max-width: 768px) {

  .course-card {
    min-height: auto;
  }

  .course-content {
    padding: 1.25rem;
  }

  .course-icon {
    width: 60px;
    height: 60px;
    font-size: 2rem;
    margin-bottom: 1rem;
  }

  .course-name {
    font-size: 1.25rem;
  }

  .course-stats {
    opacity: 1;
    transform: none;
  }

  .course-btn {
    opacity: 1;
    transform: none;
  }

}

@media (max-width: 768px) {

  .newsletter-content {
    padding: 2rem 1.25rem;
  }

  .newsletter-title {
    font-size: 1.6rem;
  }

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

  .newsletter-input {
    font-size: 1rem;
    padding: 1rem;
  }

  .newsletter-btn {
    width: 100%;
    justify-content: center;
    padding: 1rem;
    font-size: 1rem;
  }

}


/* ===============================
   LIGHT MODE (SAFE OVERRIDES ONLY)
   =============================== */

body[data-theme="light"] {
  background-color: #f8fafc;
  color: #0f172a;
}

body[data-theme="light"] .navbar,
body[data-theme="light"] .footer,
body[data-theme="light"] .modal,
body[data-theme="light"] .chatbot-window {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
}

body[data-theme="light"] .nav-link,
body[data-theme="light"] p,
body[data-theme="light"] span,
body[data-theme="light"] h1,
body[data-theme="light"] h2,
body[data-theme="light"] h3,
body[data-theme="light"] h4 {
  color: #0f172a;
}

body[data-theme="light"] .bg-glass,
body[data-theme="light"] .stat-card,
body[data-theme="light"] .feature-card,
body[data-theme="light"] .course-card {
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(15, 23, 42, 0.1);
}

/* ===============================
   Light Mode – Form Inputs FIX
   =============================== */

body[data-theme="light"] input,
body[data-theme="light"] textarea,
body[data-theme="light"] select {
  background-color: #ffffff;
  color: #0f172a;
  border: 1px solid rgba(15, 23, 42, 0.2);
}

body[data-theme="light"] input::placeholder,
body[data-theme="light"] textarea::placeholder {
  color: #64748b;
}

/* Focus state */
body[data-theme="light"] input:focus,
body[data-theme="light"] textarea:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

/* ===============================
   Light Mode – Mobile Navbar FIX
   =============================== */

body[data-theme="light"] .navbar-menu {
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(15, 23, 42, 0.1);
}

body[data-theme="light"] .nav-link {
  color: #0f172a;
}

body[data-theme="light"] .nav-link:hover,
body[data-theme="light"] .nav-link.active {
  color: #3b82f6;
}

/* Hamburger icon lines */
body[data-theme="light"] .navbar-toggle span {
  background-color: #0f172a;
}
/* ===============================
   Light Mode – Newsletter FIX
   =============================== */

body[data-theme="light"] .newsletter-input {
  background: #ffffff;
  color: #0f172a;
  border: 1px solid rgba(15, 23, 42, 0.2);
}

body[data-theme="light"] .newsletter-btn {
  background: linear-gradient(135deg, #3b82f6, #06b6d4);
  color: #ffffff;
}