/* =====================================================================
   GCDI — Brand Design System
   Sky Blue (dominant) · Green (supporting) · Orange (accent)
   ===================================================================== */

:root {
  --gcdi-blue: #1e88b8;
  --gcdi-blue-dark: #145a7a;
  --gcdi-blue-tint: #eaf5fa;
  --gcdi-green: #3f8f4f;
  --gcdi-green-dark: #2c6537;
  --gcdi-orange: #e07a2c;
  --gcdi-orange-dark: #b45f1e;
  --gcdi-ink: #16232b;
  --gcdi-slate: #4c5c66;
  --gcdi-paper: #fbfaf7;
  --gcdi-border: #e4e7e9;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-soft: 0 10px 30px rgba(22, 35, 43, 0.08);
  --shadow-card: 0 4px 18px rgba(22, 35, 43, 0.06);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  font-family: var(--font-body);
  color: var(--gcdi-ink);
  background: var(--gcdi-paper);
  line-height: 1.65;
}

h1, h2, h3, h4, .display-font {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--gcdi-ink);
}

.text-eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--gcdi-orange);
}

a { color: var(--gcdi-blue-dark); text-decoration: none; }
a:hover { color: var(--gcdi-blue); }

/* ---------------- Buttons ---------------- */
.btn-gcdi-primary {
  background: var(--gcdi-blue);
  border: 1px solid var(--gcdi-blue);
  color: #fff;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: all 0.25s ease;
}
.btn-gcdi-primary:hover { background: var(--gcdi-blue-dark); border-color: var(--gcdi-blue-dark); color: #fff; transform: translateY(-1px); }

.btn-gcdi-accent {
  background: var(--gcdi-orange);
  border: 1px solid var(--gcdi-orange);
  color: #fff;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: all 0.25s ease;
}
.btn-gcdi-accent:hover { background: var(--gcdi-orange-dark); border-color: var(--gcdi-orange-dark); color: #fff; transform: translateY(-1px); }

.btn-gcdi-outline {
  background: transparent;
  border: 1.5px solid rgba(255,255,255,0.75);
  color: #fff;
  padding: 0.7rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: all 0.25s ease;
}
.btn-gcdi-outline:hover { background: rgba(255,255,255,0.12); color: #fff; border-color: #fff; }

/* ---------------- Navbar ---------------- */
.gcdi-navbar {
  background: #fff;
  padding: 0.9rem 0;
  box-shadow: 0 1px 0 var(--gcdi-border);
}
.gcdi-navbar .navbar-brand { font-family: var(--font-display); font-weight: 700; font-size: 1.35rem; color: var(--gcdi-ink); }
.gcdi-navbar .navbar-brand span { color: var(--gcdi-blue); }
.gcdi-navbar .nav-link { font-weight: 500; color: var(--gcdi-slate); margin: 0 0.5rem; position: relative; }
.gcdi-navbar .nav-link:hover, .gcdi-navbar .nav-link.active { color: var(--gcdi-blue-dark); }
.gcdi-navbar .nav-link.active::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -4px; height: 2px; background: var(--gcdi-orange);
}

/* ---------------- Hero Carousel ---------------- */
.gcdi-hero { position: relative; height: 92vh; min-height: 560px; overflow: hidden; }
.gcdi-hero .carousel, .gcdi-hero .carousel-inner, .gcdi-hero .carousel-item { height: 100%; }
.gcdi-hero .slide-bg {
  position: absolute; inset: 0; background-size: cover; background-position: center;
  transform: scale(1.08);
  animation: gcdiKenBurns 8s ease-out forwards;
}
@keyframes gcdiKenBurns { to { transform: scale(1); } }
.gcdi-hero .slide-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,20,26,0.55) 0%, rgba(10,20,26,0.35) 45%, rgba(10,20,26,0.75) 100%);
}
.gcdi-hero .carousel-caption-custom {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 3;
  padding: 0 0 6.5rem;
}
.gcdi-hero .eyebrow {
  color: var(--gcdi-orange); text-transform: uppercase; letter-spacing: 0.16em; font-weight: 700; font-size: 0.8rem;
  opacity: 0; transform: translateY(14px); animation: gcdiFadeUp 0.7s ease forwards 0.2s;
}
.gcdi-hero .headline {
  color: #fff; font-family: var(--font-display); font-weight: 600; font-size: clamp(2rem, 5vw, 3.4rem);
  max-width: 760px; line-height: 1.12; text-shadow: 0 2px 18px rgba(0,0,0,0.25);
  opacity: 0; transform: translateY(18px); animation: gcdiFadeUp 0.7s ease forwards 0.35s;
}
.gcdi-hero .lede {
  color: rgba(255,255,255,0.92); font-size: 1.08rem; max-width: 560px; margin-top: 1rem;
  opacity: 0; transform: translateY(18px); animation: gcdiFadeUp 0.7s ease forwards 0.5s;
}
.gcdi-hero .hero-ctas {
  margin-top: 1.75rem; display: flex; gap: 0.85rem; flex-wrap: wrap;
  opacity: 0; transform: translateY(18px); animation: gcdiFadeUp 0.7s ease forwards 0.65s;
}
@keyframes gcdiFadeUp { to { opacity: 1; transform: translateY(0); } }

.gcdi-hero .carousel-indicators { bottom: 2.2rem; z-index: 4; justify-content: flex-start; padding-left: var(--bs-gutter-x, 1.5rem); margin-left: 0; }
.gcdi-hero .carousel-indicators [data-bs-target] {
  width: 34px; height: 3px; border-radius: 2px; background: rgba(255,255,255,0.45); opacity: 1; border: none;
}
.gcdi-hero .carousel-indicators .active { background: var(--gcdi-orange); }

.gcdi-hero .scroll-cue {
  position: absolute; right: 2rem; bottom: 2.4rem; z-index: 4; color: rgba(255,255,255,0.85);
  font-size: 0.78rem; letter-spacing: 0.1em; text-transform: uppercase; display: flex; align-items: center; gap: 0.5rem;
}
.gcdi-hero .scroll-cue i { animation: gcdiBob 1.8s ease-in-out infinite; }
@keyframes gcdiBob { 0%,100%{ transform: translateY(0);} 50%{ transform: translateY(5px);} }

@media (max-width: 767px) {
  .gcdi-hero { height: 82vh; min-height: 480px; }
  .gcdi-hero .carousel-caption-custom { padding-bottom: 4rem; }
  .gcdi-hero .scroll-cue { display: none; }
}

/* ---------------- Sections ---------------- */
.section { padding: 5.5rem 0; }
.section-tight { padding: 3.5rem 0; }
.section-alt { background: var(--gcdi-blue-tint); }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------------- Impact counters ---------------- */
.impact-stat { text-align: center; padding: 1.5rem 1rem; }
.impact-stat .num { font-family: var(--font-display); font-size: 2.6rem; font-weight: 700; color: var(--gcdi-blue-dark); }
.impact-stat .num .suffix { color: var(--gcdi-orange); }
.impact-stat .lbl { color: var(--gcdi-slate); font-weight: 500; margin-top: 0.25rem; }

/* ---------------- Cards ---------------- */
.gcdi-card { background: #fff; border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-card); border: 1px solid var(--gcdi-border); transition: transform 0.3s ease, box-shadow 0.3s ease; }
.gcdi-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-soft); }
.gcdi-card img { transition: transform 0.6s ease; }
.gcdi-card:hover img { transform: scale(1.05); }
.gcdi-card .img-wrap { overflow: hidden; aspect-ratio: 4/3; }
.gcdi-card .img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.gcdi-card .card-body { padding: 1.4rem; }
.badge-program { background: var(--gcdi-green); color: #fff; font-weight: 500; padding: 0.3rem 0.7rem; border-radius: 20px; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; }
.badge-status-ongoing { background: var(--gcdi-blue); }
.badge-status-completed { background: var(--gcdi-green); }
.badge-status-upcoming { background: var(--gcdi-orange); }

/* ---------------- Footer ---------------- */
.gcdi-footer { background: var(--gcdi-ink); color: rgba(255,255,255,0.75); padding: 4rem 0 1.5rem; }
.gcdi-footer h5 { color: #fff; font-family: var(--font-display); margin-bottom: 1.1rem; }
.gcdi-footer a { color: rgba(255,255,255,0.72); }
.gcdi-footer a:hover { color: var(--gcdi-orange); }
.gcdi-footer .social-icon { width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.25); display: inline-flex; align-items: center; justify-content: center; margin-right: 0.5rem; }
.gcdi-footer .social-icon:hover { background: var(--gcdi-orange); border-color: var(--gcdi-orange); }
.gcdi-footer .footer-bottom { border-top: 1px solid rgba(255,255,255,0.12); margin-top: 2.5rem; padding-top: 1.5rem; font-size: 0.85rem; }