/* ==========================================================================
   GrowTechSkill — home.css   (home page only)
   1 Hero · 2 Stats bar · 3 Courses · 4 About · 5 CTA · 6 Contact
   ========================================================================== */

/* 1. Hero ------------------------------------------------------------------ */
main > section.hero { padding-block: clamp(2.5rem, 5vw, 4.5rem) clamp(2.5rem, 4vw, 3.5rem); }

.hero {
  background: linear-gradient(180deg, #e6f0ff 0%, #ffffff 100%);
  position: relative;
  overflow: hidden;
}
.hero::before {   /* colour glow */
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(520px 360px at 86% 4%, rgba(251, 191, 36, .28), transparent 70%),
    radial-gradient(640px 420px at 70% 20%, rgba(37, 99, 235, .10), transparent 70%),
    radial-gradient(420px 320px at 6% 92%, rgba(22, 163, 74, .07), transparent 70%);
  pointer-events: none;
}
.hero::after {    /* faint dot grid, fading out from the top right */
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(37, 99, 235, .22) 1px, transparent 1.2px);
  background-size: 24px 24px;
  -webkit-mask-image: radial-gradient(ellipse 60% 70% at 85% 15%, #000, transparent 70%);
  mask-image: radial-gradient(ellipse 60% 70% at 85% 15%, #000, transparent 70%);
  pointer-events: none;
}
.hero > .container { position: relative; z-index: 1; }

.hero h1 { font-size: var(--gts-fs-display); }
.hero .lead { max-width: 34rem; }

.hero-card {
  border: 1px solid var(--gts-line);
  background: rgba(255, 255, 255, .92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-radius: var(--gts-radius-lg);
  box-shadow: inset 0 1px 0 #fff, var(--gts-shadow-lg);
}
.hero-card .bg-light {
  background: var(--gts-surface) !important;
  border: 1px solid var(--gts-line);
}
.hero-card .bg-primary {
  border: 1px solid transparent;
  box-shadow: 0 10px 20px rgba(37, 99, 235, .28), inset 0 1px 0 rgba(255, 255, 255, .2);
  background-color: #1d4ed8 !important;
}
.hero-card strong.fs-5 { font-family: var(--gts-font-display); letter-spacing: -.02em; }

@media (max-width: 575.98px) {
  .hero .btn-lg { width: 100%; }
}

/* 2. Stats bar ------------------------------------------------------------- */
main > section.stats-bar { padding-block: 1.1rem; }

.stats-bar {
  background: var(--gts-sun);
  color: var(--gts-dark);
  font-size: 1rem;
  font-weight: 500;
}
.stats-bar strong { color: var(--gts-dark); font-family: var(--gts-font-display); font-weight: 700; }
@media (min-width: 768px) {
  .stats-bar .col-md-3 + .col-md-3 { border-left: 1px solid rgba(11, 37, 69, .18); }
}

/* 3. Courses --------------------------------------------------------------- */
#courses { background: var(--gts-surface) !important; }

/* Each course gets one accent, reused by its icon, link and hover bar */
#courses .row > div          { --tone: #1d4ed8; --tone-bg: #dbeafe; }
#courses .row > div:nth-child(4n+2) { --tone: #15803d; --tone-bg: #dcfce7; }
#courses .row > div:nth-child(4n+3) { --tone: #b45309; --tone-bg: #fef3c7; }
#courses .row > div:nth-child(4n+4) { --tone: #be185d; --tone-bg: #fce7f3; }

.course-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--gts-line) !important;
  background: #fff;
  transition: transform .22s ease, box-shadow .22s ease, border-color .22s ease;
}
.course-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: var(--tone);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .28s ease;
}
.course-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--gts-shadow-lg) !important;
  border-color: var(--gts-tint-line) !important;
}
.course-card:hover::before,
.course-card:focus-within::before { transform: scaleX(1); }
.course-card:focus-within { box-shadow: var(--gts-ring), var(--gts-shadow) !important; }

.course-card .card-body h5 { font-size: 1.05rem; letter-spacing: -.02em; }
.course-card .card-body a {
  color: var(--tone);
  text-decoration: none;
  font-weight: 700;
}
.course-card .card-body a::after {      /* whole card is clickable */
  content: "";
  position: absolute;
  inset: 0;
}
.course-card .card-body a:focus-visible { outline: none; }
.course-card .card-body a .bi { display: inline-block; transition: transform .18s ease; }
.course-card:hover .card-body a .bi { transform: translateX(4px); }

/* 4. About ----------------------------------------------------------------- */
#about h3 { margin-bottom: .75rem; }

#about .feature-card { padding: 1.1rem !important; }
#about .feature-card .bi { font-size: 1.35rem !important; }

/* Career outcomes panel */
#about .card.bg-dark {
  background:
    radial-gradient(340px 200px at 100% 0%, rgba(251, 191, 36, .22), transparent 70%),
    linear-gradient(145deg, #0b2545, #16407a) !important;
  border: 1px solid rgba(255, 255, 255, .1) !important;
  box-shadow: var(--gts-shadow-lg);
}
#about .card.bg-dark h5 { color: #fff; }
#about .card.bg-dark .badge {
  font-family: var(--bs-body-font-family);
  font-weight: 500;
  font-size: .85rem;
  padding: .5em .9em;
  border-radius: 999px;
  transition: background-color .15s ease, transform .15s ease;
}
#about .card.bg-dark .badge.bg-white { background-color: var(--gts-sun-soft) !important; color: var(--gts-dark) !important; font-weight: 600; }
#about .card.bg-dark .badge:hover { background-color: var(--gts-sun) !important; transform: translateY(-1px); }

/* 5. CTA banner ------------------------------------------------------------ */
.cta-banner {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #2563eb 0%, #1d4ed8 55%, #1e40af 100%);
}
.cta-banner::before {
  content: "";
  position: absolute;
  left: -8%;
  bottom: -40%;
  width: 40%;
  height: 120%;
  background: radial-gradient(ellipse, rgba(255, 255, 255, .10), transparent 70%);
  pointer-events: none;
}
.cta-banner::after {
  content: "";
  position: absolute;
  right: -10%;
  top: -30%;
  width: 60%;
  height: 140%;
  background: radial-gradient(ellipse, rgba(255, 255, 255, .16), transparent 70%);
  pointer-events: none;
}
.cta-banner h3 { color: #fff; font-size: var(--gts-fs-h2); margin-bottom: .75rem; }
.cta-banner .text-white-50 { color: rgba(255, 255, 255, .92) !important; margin-bottom: 1.75rem; }
.cta-banner .btn-light {
  --bs-btn-bg: var(--gts-sun);
  --bs-btn-border-color: var(--gts-sun);
  --bs-btn-hover-bg: #fcd34d;
  --bs-btn-hover-border-color: #fcd34d;
  --bs-btn-active-bg: #f59e0b;
  --bs-btn-active-border-color: #f59e0b;
  color: var(--gts-dark) !important;
}

/* 6. Contact --------------------------------------------------------------- */
#contact { background: var(--gts-surface) !important; }
#contact .section-label { background: #fff !important; }
#contact form.card {
  border: 1px solid var(--gts-line) !important;
  box-shadow: var(--gts-shadow);
}
#contact form .btn { margin-top: .25rem; }