/* ==========================================================================
   CHARDHO ASPIRE INSTITUTE - DESIGN SYSTEM & MASTER STYLESHEET
   ========================================================================== */

:root {
  /* Core Brand Colors */
  --primary: #1E3A8A;
  --primary-hover: #172554;
  --primary-light: #3B82F6;
  --primary-soft: #EFF6FF;
  --secondary: #0F172A;
  --accent: #F59E0B;
  --accent-hover: #D97706;
  --accent-soft: #FEF3C7;
  
  /* Semantic Colors */
  --success: #10B981;
  --success-soft: #ECFDF5;
  --warning: #F59E0B;
  --danger: #EF4444;
  --danger-soft: #FEF2F2;
  --info: #06B6D4;

  /* Neutral / Grayscale */
  --text-main: #0F172A;
  --text-secondary: #334155;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --bg-page: #F8FAFC;
  --bg-surface: #FFFFFF;
  --bg-surface-alt: #F1F5F9;
  --border-light: #E2E8F0;
  --border-medium: #CBD5E1;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Menlo, Monaco, Consolas, monospace;

  /* Elevations / Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px -1px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 25px -5px rgba(37, 99, 235, 0.35);

  /* Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Layout */
  --container-max: 1240px;
  --header-height: 76px;
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s ease;
}

/* Dark mode overrides (if toggled) */
[data-theme="dark"] {
  --bg-page: #0B0F19;
  --bg-surface: #111827;
  --bg-surface-alt: #1F2937;
  --text-main: #F9FAFB;
  --text-secondary: #E5E7EB;
  --text-muted: #9CA3AF;
  --border-light: #374151;
  --border-medium: #4B5563;
}

/* ==========================================================================
   Base & Reset
   ========================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

img, svg {
  display: block;
  max-width: 100%;
}

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

ul, ol {
  list-style: none;
}

button, input, select, textarea {
  font: inherit;
  border: none;
  outline: none;
}

button {
  cursor: pointer;
  background: none;
}

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.25;
}

h1 { font-size: clamp(2.2rem, 4vw, 3.5rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); letter-spacing: -0.015em; }
h3 { font-size: clamp(1.3rem, 2vw, 1.75rem); }
h4 { font-size: 1.25rem; }

.lead {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }
.text-primary { color: var(--primary-light); }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section-padding {
  padding-block: 5rem;
}

.section-padding-sm {
  padding-block: 3rem;
}

.section-header {
  max-width: 680px;
  margin: 0 auto 3.5rem;
  text-align: center;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  background-color: var(--primary-soft);
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

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

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* ==========================================================================
   Buttons & Badges
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.75rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  text-align: center;
  white-space: nowrap;
  user-select: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, #2563EB 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #172554 0%, #1D4ED8 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
}

.btn-accent {
  background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}

.btn-accent:hover {
  background: linear-gradient(135deg, #D97706 0%, #B45309 100%);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(217, 119, 6, 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border: 1.5px solid var(--border-medium);
}

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

.btn-outline-white {
  background: rgba(255, 255, 255, 0.1);
  color: #FFFFFF;
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(8px);
}

.btn-outline-white:hover {
  background: #FFFFFF;
  color: var(--secondary);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 0.95rem 2.2rem;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
}

.badge-gold { background: #FEF3C7; color: #92400E; }
.badge-blue { background: #DBEAFE; color: #1E40AF; }
.badge-green { background: #D1FAE5; color: #065F46; }
.badge-purple { background: #F3E8FF; color: #6B21A8; }

/* ==========================================================================
   Header & Sticky Navigation
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  transition: all var(--transition-fast);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding-inline: 1.5rem;
  max-width: var(--container-max);
  margin-inline: auto;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-logo-img {
  height: 48px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(37, 99, 235, 0.2));
  transition: transform var(--transition-fast);
}

.brand-logo:hover .brand-logo-img {
  transform: scale(1.05);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--secondary);
}

.brand-name span {
  color: #2563EB;
}

.brand-tagline {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #64748B;
  text-transform: uppercase;
}

.brand-text.light .brand-name {
  color: #FFFFFF;
}

.brand-text.light .brand-tagline {
  color: #94A3B8;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  padding: 0.5rem 0;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--primary-light);
  border-radius: var(--radius-full);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.user-nav-dropdown {
  position: relative;
  display: none; /* activated when logged in */
}

.user-nav-btn {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0.8rem;
  background: var(--bg-surface-alt);
  border-radius: var(--radius-full);
  border: 1px solid var(--border-light);
}

.user-nav-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 0.85rem;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  padding: 8px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface-alt);
}

.mobile-menu-btn span {
  display: block;
  height: 2.5px;
  width: 100%;
  background-color: var(--text-main);
  border-radius: 2px;
  transition: transform var(--transition-fast);
}

/* Mobile Drawer Navigation */
.mobile-nav-drawer {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  height: calc(100vh - var(--header-height));
  background-color: var(--bg-surface);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transform: translateX(-100%);
  transition: transform var(--transition-normal);
  z-index: 999;
  border-top: 1px solid var(--border-light);
  overflow-y: auto;
}

.mobile-nav-drawer.open {
  transform: translateX(0);
}

.mobile-nav-drawer .nav-link {
  font-size: 1.15rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border-light);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero-section {
  position: relative;
  padding-top: 4.5rem;
  padding-bottom: 6rem;
  background: radial-gradient(circle at 10% 20%, rgba(239, 246, 255, 0.8) 0%, rgba(248, 250, 252, 1) 90%);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  align-items: center;
  gap: 3.5rem;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.5rem;
}

.hero-headline {
  font-size: clamp(2.4rem, 4.2vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--secondary);
}

.hero-headline span.gradient-text {
  background: linear-gradient(135deg, #1E3A8A 0%, #2563EB 50%, #06B6D4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}

.hero-trust-badges {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-light);
  width: 100%;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.trust-item svg {
  color: var(--success);
}

.hero-media {
  position: relative;
}

.hero-media img {
  width: 100%;
  filter: drop-shadow(0 20px 30px rgba(15, 23, 42, 0.12));
  border-radius: var(--radius-xl);
}

/* ==========================================================================
   Stats Bar Section
   ========================================================================== */

.stats-section {
  background-color: var(--secondary);
  color: #FFFFFF;
  padding-block: 3.5rem;
  position: relative;
  z-index: 10;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.stat-number {
  font-size: clamp(2.2rem, 3.5vw, 3rem);
  font-weight: 800;
  color: #38BDF8;
  line-height: 1;
}

.stat-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: #94A3B8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ==========================================================================
   Course Catalog & Filters
   ========================================================================== */

.courses-section {
  background-color: var(--bg-page);
}

.course-controls {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.course-categories {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.cat-btn {
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-surface);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.cat-btn:hover {
  background-color: var(--primary-soft);
  color: var(--primary);
  border-color: var(--primary-light);
}

.cat-btn.active {
  background-color: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(30, 58, 138, 0.25);
}

.course-filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  background: var(--bg-surface);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
}

.search-box {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-surface-alt);
  padding: 0.6rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  flex: 1;
  max-width: 400px;
}

.search-box input {
  background: transparent;
  width: 100%;
  font-size: 0.9rem;
  color: var(--text-main);
}

.filter-selects {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.select-styled {
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-md);
  background-color: var(--bg-surface-alt);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
}

/* Course Grid & Cards */
.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.course-card {
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
}

.course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: #CBD5E1;
}

.course-card-banner {
  height: 140px;
  background: linear-gradient(135deg, #1E3A8A 0%, #1E293B 100%);
  position: relative;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.course-card-badge {
  align-self: flex-start;
}

.course-card-meta-top {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #CBD5E1;
  font-size: 0.8rem;
  font-weight: 600;
}

.course-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  gap: 1rem;
}

.course-card-title {
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.35;
  color: var(--text-main);
}

.course-card-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.course-skills-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.skill-chip {
  padding: 0.2rem 0.55rem;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--bg-surface-alt);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
}

.course-instructor-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-light);
}

.instructor-avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 2px solid #FFFFFF;
  box-shadow: var(--shadow-sm);
}

.instructor-info {
  display: flex;
  flex-direction: column;
}

.instructor-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-main);
}

.instructor-role {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.course-card-footer {
  padding: 1.25rem 1.5rem;
  background: #FAFAFA;
  border-top: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.course-price-wrap {
  display: flex;
  flex-direction: column;
}

.course-current-price {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--secondary);
}

.course-original-price {
  font-size: 0.8rem;
  color: var(--text-light);
  text-decoration: line-through;
}

/* Empty State */
.courses-empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border-medium);
}

/* ==========================================================================
   Course Details Modal
   ========================================================================== */

.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(6px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-container {
  background: var(--bg-surface);
  width: 100%;
  max-width: 860px;
  max-height: 90vh;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow-y: auto;
  position: relative;
  transform: translateY(20px);
  transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-container {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.4);
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  z-index: 10;
}

.modal-close-btn:hover {
  background: rgba(0, 0, 0, 0.7);
}

.modal-header-banner {
  background: linear-gradient(135deg, #1E3A8A 0%, #0F172A 100%);
  color: #FFFFFF;
  padding: 3rem 2.5rem 2rem;
}

.modal-body {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

/* Accordion for Syllabus */
.syllabus-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.accordion-item {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-surface);
}

.accordion-header {
  width: 100%;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 700;
  font-size: 1rem;
  text-align: left;
  background: var(--bg-surface-alt);
  color: var(--text-main);
}

.accordion-header:hover {
  background: #E2E8F0;
}

.accordion-content {
  padding: 1rem 1.25rem;
  display: none;
  background: #FFFFFF;
}

.accordion-item.open .accordion-content {
  display: block;
}

.syllabus-topic-list {
  padding-left: 1.25rem;
  list-style-type: disc;
}

.syllabus-topic-list li {
  margin-bottom: 0.4rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ==========================================================================
   Why CHARDHO ASPIRE Section
   ========================================================================== */

.why-section {
  background: #FFFFFF;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-card {
  padding: 2.5rem 2rem;
  border-radius: var(--radius-lg);
  background: var(--bg-page);
  border: 1px solid var(--border-light);
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
  background: #FFFFFF;
}

.feature-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-card h3 {
  font-size: 1.3rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ==========================================================================
   Hiring Partners / Logos
   ========================================================================== */

.partners-section {
  background-color: var(--bg-surface-alt);
  padding-block: 4rem;
  border-block: 1px solid var(--border-light);
}

.partners-wrap {
  text-align: center;
}

.partners-wrap p {
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.partner-badges {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2rem 3.5rem;
}

.partner-logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: #64748B;
  letter-spacing: -0.02em;
  opacity: 0.75;
  transition: opacity var(--transition-fast), color var(--transition-fast);
}

.partner-logo:hover {
  opacity: 1;
  color: var(--secondary);
}

/* ==========================================================================
   Testimonials & Alumni Outcomes
   ========================================================================== */

.testimonials-section {
  background-color: var(--bg-page);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.testimonial-card {
  background: #FFFFFF;
  border-radius: var(--radius-lg);
  padding: 2.2rem;
  border: 1px solid var(--border-light);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
}

.testimonial-quote {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
}

.author-info h4 {
  font-size: 1rem;
  margin-bottom: 0.15rem;
}

.author-info p {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ==========================================================================
   FAQ Section
   ========================================================================== */

.faq-section {
  background: #FFFFFF;
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-page);
  transition: border-color var(--transition-fast);
}

.faq-item.open {
  border-color: var(--primary-light);
  background: #FFFFFF;
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-weight: 700;
  font-size: 1.05rem;
  text-align: left;
  color: var(--text-main);
}

.faq-icon {
  font-size: 1.25rem;
  color: var(--primary-light);
  transition: transform var(--transition-fast);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 1.5rem 1.25rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
  display: none;
}

.faq-item.open .faq-answer {
  display: block;
}

/* ==========================================================================
   Call To Action Banner
   ========================================================================== */

.cta-section {
  background: linear-gradient(135deg, #1E3A8A 0%, #0F172A 100%);
  color: #FFFFFF;
  padding-block: 5rem;
  position: relative;
  overflow: hidden;
}

.cta-box {
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.cta-box h2 {
  color: #FFFFFF;
  font-size: clamp(2rem, 3.5vw, 2.8rem);
}

.cta-box p {
  font-size: 1.15rem;
  color: #CBD5E1;
}

.cta-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 1rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background-color: #0B0F19;
  color: #94A3B8;
  padding-top: 5rem;
  padding-bottom: 2rem;
  border-top: 1px solid #1E293B;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.footer-title {
  color: #FFFFFF;
  font-size: 1.1rem;
  font-weight: 700;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: #94A3B8;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: #FFFFFF;
  padding-left: 4px;
}

.newsletter-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.newsletter-input-group {
  display: flex;
  background: #1E293B;
  border-radius: var(--radius-md);
  padding: 0.35rem;
  border: 1px solid #334155;
}

.newsletter-input-group input {
  background: transparent;
  padding: 0.5rem 0.75rem;
  color: #FFFFFF;
  font-size: 0.85rem;
  width: 100%;
}

.newsletter-input-group button {
  padding: 0.5rem 1rem;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid #1E293B;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

/* ==========================================================================
   Toast Notification System
   ========================================================================== */

#toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background: #0F172A;
  color: #FFFFFF;
  padding: 1rem 1.4rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  font-size: 0.9rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: slideInToast 0.3s ease forwards;
  min-width: 280px;
  max-width: 400px;
  border-left: 4px solid var(--primary-light);
}

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

@keyframes slideInToast {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-content {
    align-items: center;
  }
  .hero-desc {
    margin-inline: auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-trust-badges {
    justify-content: center;
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  .mobile-menu-btn {
    display: flex;
  }
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .course-filter-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .search-box {
    max-width: 100%;
  }
  .filter-selects {
    justify-content: space-between;
  }
}