/* ==========================================================================
   AI Future Talent Acquisition and Skills Development Platform
   Master Stylesheet (css/style.css)
   ========================================================================== */

/* --------------------------------------------------------------------------
   Google Fonts Import & CSS Variables
   -------------------------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Prompt:wght@300;400;500;600;700&display=swap');

:root {
  /* Brand Palette */
  --primary: #1e40af;
  --primary-hover: #1d4ed8;
  --primary-light: #dbeafe;
  --accent: #0d9488;
  --accent-hover: #0f766e;
  --accent-light: #ccfbf1;
  
  /* Neutral Colors */
  --bg-page: #f8fafc;
  --bg-card: #ffffff;
  --bg-subtle: #f1f5f9;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-white: #ffffff;
  --border-color: #e2e8f0;
  --border-focus: #2563eb;
  
  /* State Colors */
  --error: #ef4444;
  --error-bg: #fef2f2;
  --success: #10b981;
  --success-bg: #ecfdf5;
  --warning: #f59e0b;
  --warning-bg: #fffbeb;

  /* Typography */
  --font-family: 'Prompt', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Shadows & Radii */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -1px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Transitions */
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-page);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

main {
  flex: 1;
  width: 100%;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

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

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
header {
  background-color: #ffffff;
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--primary);
  text-decoration: none;
}

.logo-badge {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 700;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

nav ul li a {
  color: var(--text-muted);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  display: inline-block;
  font-size: 0.95rem;
  transition: var(--transition);
}

nav ul li a:hover {
  color: var(--primary);
  background-color: var(--primary-light);
}

nav ul li a.active {
  color: var(--primary);
  background-color: #eff6ff;
  font-weight: 600;
}

.nav-cta {
  background-color: var(--primary) !important;
  color: #ffffff !important;
  font-weight: 600 !important;
}

.nav-cta:hover {
  background-color: var(--primary-hover) !important;
  transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.88) 0%, rgba(30, 58, 138, 0.82) 50%, rgba(15, 118, 110, 0.85) 100%), url('../img/banner.png') center/cover no-repeat;
  color: var(--text-white);
  padding: 4.5rem 1.5rem 5rem 1.5rem;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 800px;
  margin: 0;
  position: relative;
  z-index: 1;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-banner-img {
  width: 100%;
  max-height: 380px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 35px -10px rgba(0, 0, 0, 0.5);
  border: none;
  outline: none;
  transition: transform 0.3s ease;
}

.hero-banner-img:hover {
  transform: translateY(-4px);
}

/* Full Width Banner without borders */
.banner-wrapper {
  width: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  line-height: 0;
  border: none;
  background-color: #0f172a;
}

.full-width-banner {
  width: 100%;
  height: auto;
  max-height: 480px;
  object-fit: cover;
  display: block;
  margin: 0;
  padding: 0;
  border: none;
  outline: none;
}

.hero-tag {
  display: inline-block;
  background: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(8px);
  color: #ffffff;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
  border: none;
}

.hero h1 {
  font-size: 2.75rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.25rem;
  color: #ffffff;
}

.hero p {
  font-size: 1.15rem;
  color: #e2e8f0;
  max-width: 650px;
  margin: 0 0 2rem 0;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }
  .hero-content {
    margin: 0 auto;
    text-align: center;
  }
  .hero p {
    margin: 0 auto 2rem auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-banner-img {
    max-height: 280px;
  }
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: #ffffff;
  color: var(--primary);
  font-weight: 600;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  border: none;
  cursor: pointer;
}

.cta-button:hover {
  background-color: #f8fafc;
  color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.cta-button.secondary {
  background-color: transparent;
  color: #ffffff;
  border: 2px solid rgba(255, 255, 255, 0.7);
}

.cta-button.secondary:hover {
  background-color: rgba(255, 255, 255, 0.15);
  border-color: #ffffff;
}

/* --------------------------------------------------------------------------
   Container & Section Common Styles
   -------------------------------------------------------------------------- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 2.5rem auto;
}

.section-tag {
  color: var(--accent);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  display: block;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1rem;
}

/* --------------------------------------------------------------------------
   Job Vacancies Cards
   -------------------------------------------------------------------------- */
.job-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 1.5rem;
}

.job-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

.job-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: #cbd5e1;
}

.job-card-image {
  width: 100%;
  height: 190px;
  overflow: hidden;
  border-radius: var(--radius-sm);
  margin-bottom: 1.25rem;
  background-color: #f1f5f9;
}

.job-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.3s ease;
}

.job-card:hover .job-card-image img {
  transform: scale(1.05);
}

/* Detail Card Layout for jobvacancies.html */
.job-detail-card {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  align-items: start;
}

.job-detail-sidebar {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.job-detail-img-wrapper {
  width: 100%;
  height: 180px;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: #f1f5f9;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  position: relative;
}

.job-detail-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  transition: transform 0.3s ease;
}

.job-quick-meta {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.job-location-badge,
.job-type-badge {
  font-size: 0.82rem;
  color: var(--text-muted);
  background-color: var(--bg-subtle);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  display: block;
  border: 1px solid var(--border-color);
}

.job-card:hover .job-detail-img-wrapper img {
  transform: scale(1.04);
}

@media (max-width: 768px) {
  .job-detail-card {
    grid-template-columns: 1fr;
  }
  .job-detail-img-wrapper {
    height: 200px;
    aspect-ratio: auto;
  }
}

.job-card-header {
  margin-bottom: 1rem;
}

.company-name {
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.job-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.5rem;
  line-height: 1.35;
}

.salary-tag {
  display: inline-flex;
  align-items: center;
  background-color: var(--accent-light);
  color: var(--accent-hover);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.job-card-body {
  flex: 1;
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.job-info-group {
  margin-bottom: 0.75rem;
}

.job-info-label {
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.job-card-body ul {
  padding-left: 1.25rem;
  margin-bottom: 0.75rem;
}

.job-card-body li {
  margin-bottom: 0.25rem;
  font-size: 0.9rem;
}

.job-card-footer {
  margin-top: auto;
  display: flex;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border-color);
  padding-top: 1rem;
}

.btn-apply {
  background-color: var(--primary);
  color: #ffffff;
  font-weight: 600;
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  text-decoration: none;
}

.btn-apply:hover {
  background-color: var(--primary-hover);
  color: #ffffff;
}

.btn-outline {
  background-color: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
  font-weight: 600;
  padding: 0.55rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  transition: var(--transition);
}

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

/* --------------------------------------------------------------------------
   Course Cards Grid
   -------------------------------------------------------------------------- */
.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.5rem;
}

.course-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: #cbd5e1;
}

.course-badge {
  display: inline-block;
  background-color: #f1f5f9;
  color: var(--primary);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  align-self: flex-start;
}

.course-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.course-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.course-meta-item {
  display: flex;
  align-items: center;
  gap: 4px;
}

.course-price {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1rem;
}

.course-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  flex: 1;
}

/* --------------------------------------------------------------------------
   Forms & Inputs (Registration & Contact)
   -------------------------------------------------------------------------- */
.form-section {
  background-color: var(--bg-subtle);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 4rem 1.5rem;
}

.form-card {
  background-color: var(--bg-card);
  max-width: 760px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
}

.form-label .required {
  color: var(--error);
  margin-left: 2px;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.95rem;
  font-family: inherit;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: #ffffff;
  color: var(--text-main);
  transition: var(--transition);
  outline: none;
}

.form-control:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-control.input-error {
  border-color: var(--error);
  background-color: var(--error-bg);
}

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

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  cursor: pointer;
  user-select: none;
}

.checkbox-group input[type="checkbox"] {
  width: 1.15rem;
  height: 1.15rem;
  accent-color: var(--primary);
  margin-top: 0.2rem;
  cursor: pointer;
}

.checkbox-label {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.btn-submit {
  width: 100%;
  background-color: var(--primary);
  color: #ffffff;
  font-weight: 600;
  font-size: 1rem;
  padding: 0.85rem;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.btn-submit:hover {
  background-color: var(--primary-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   Company Info & Map (About Page)
   -------------------------------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.company-card {
  background-color: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.company-card h3 {
  font-size: 1.35rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.company-card p {
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.address-box {
  background-color: var(--bg-subtle);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  font-style: normal;
  color: var(--text-main);
  margin-bottom: 1.5rem;
  border-left: 4px solid var(--primary);
}

.map-wrapper {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
}

.map-wrapper iframe {
  display: block;
  width: 100%;
  height: 380px;
  border: 0;
}

/* --------------------------------------------------------------------------
   Development Team (About Page)
   -------------------------------------------------------------------------- */
.team-section {
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid var(--border-color);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.team-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: #cbd5e1;
}

.team-photo-wrapper {
  width: 140px;
  height: 140px;
  min-width: 140px;
  min-height: 140px;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 1.25rem;
  background-color: #f1f5f9;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.team-card:hover .team-photo-wrapper {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}

.team-photo-wrapper img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  min-width: 100%;
  min-height: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
  object-position: center;
  display: block;
  border-radius: inherit;
  z-index: 2;
  transition: transform 0.3s ease;
}

.team-card:hover .team-photo-wrapper img {
  transform: scale(1.05);
}

.team-photo-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: var(--text-muted);
  text-align: center;
  padding: 10px;
  background: linear-gradient(135deg, #f8fafc, #f1f5f9);
  z-index: 1;
}

.team-photo-placeholder .placeholder-icon {
  font-size: 2.25rem;
  line-height: 1;
}

.team-photo-placeholder .placeholder-text {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
}

.team-avatar {
  width: 85px;
  height: 85px;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.25);
}

.team-name {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.team-id {
  font-size: 0.82rem;
  color: var(--primary);
  font-weight: 600;
  background-color: var(--primary-light);
  padding: 3px 12px;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
  display: inline-block;
}

.team-role {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-hover);
  margin-bottom: 0.75rem;
}

.team-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.25rem;
}

.team-tags {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: auto;
}

.team-tag {
  font-size: 0.75rem;
  background-color: var(--bg-subtle);
  color: var(--text-muted);
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  font-weight: 500;
}

@media (max-width: 900px) {
  .team-grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Modal Popup for Course Details / Feedback
   -------------------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  padding: 1.5rem;
}

.modal-backdrop.show {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  background-color: #ffffff;
  border-radius: var(--radius-lg);
  max-width: 550px;
  width: 100%;
  padding: 2rem;
  box-shadow: var(--shadow-xl);
  transform: scale(0.95);
  transition: transform 0.25s ease;
}

.modal-backdrop.show .modal-content {
  transform: scale(1);
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.modal-title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-main);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text-muted);
}

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

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 0.75rem;
}

/* --------------------------------------------------------------------------
   Footer (Sticky, non-overlapping)
   -------------------------------------------------------------------------- */
footer {
  background-color: #0f172a;
  color: #94a3b8;
  padding: 3rem 1.5rem 2rem 1.5rem;
  margin-top: auto;
  border-top: 1px solid #1e293b;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2rem;
}

.footer-brand h4 {
  color: #ffffff;
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 380px;
}

.footer-links h5 {
  color: #ffffff;
  font-size: 0.95rem;
  margin-bottom: 1rem;
}

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

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.88rem;
  transition: var(--transition);
}

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

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 1.5rem;
  border-top: 1px solid #1e293b;
  text-align: center;
  font-size: 0.85rem;
  color: #64748b;
}

/* --------------------------------------------------------------------------
   Responsive Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
  .footer-container {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 640px) {
  .nav-container {
    flex-direction: column;
    gap: 0.75rem;
  }
  nav ul {
    flex-wrap: wrap;
    justify-content: center;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .hero p {
    font-size: 1rem;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-card {
    padding: 1.5rem;
  }
  .job-grid, .course-grid {
    grid-template-columns: 1fr;
  }
}