/*
 * medal.css - Chancellor's Gold Medal detail page
 */

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
img, svg { display: block; max-width: 100%; }
button, a { cursor: pointer; }

/* ── Design Tokens ──────────────────────────────────────────── */
:root {
  --bg:          #0f0f0f;
  --surface:     #141414;
  --card:        #1c1c1c;
  --border:      #2a2a2a;
  --accent:      #e8c84a;
  --accent-dim:  rgba(232, 200, 74, 0.1);
  --accent-glow: rgba(232, 200, 74, 0.18);
  --text:        #e2e2e2;
  --text-muted:  #777;
  --text-dim:    #444;
  --mono:        'JetBrains Mono', 'Fira Code', monospace;
  --sans:        'Inter', system-ui, -apple-system, sans-serif;
  --max-w:       1040px;
  --radius:      12px;
  --radius-sm:   6px;
  --shadow:      0 2px 20px rgba(0,0,0,0.5);
  --transition:  0.2s ease;
}

/* ── Base ───────────────────────────────────────────────────── */
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { opacity: 0.85; }

/* ── Skip link ──────────────────────────────────────────────── */
.skip-link {
  position: absolute; top: -100%; left: 1rem;
  background: var(--accent); color: #000;
  padding: 0.5rem 1rem; border-radius: var(--radius-sm);
  font-weight: 600; z-index: 9999; transition: top var(--transition);
}
.skip-link:focus { top: 1rem; }

/* ── Nav ────────────────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 0 2rem; height: 60px;
  display: flex; align-items: center; justify-content: space-between;
  border-bottom: 1px solid transparent;
  transition: background var(--transition), border-color var(--transition), backdrop-filter var(--transition);
}
.nav.scrolled {
  background: rgba(15,15,15,0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-color: var(--border);
}
.nav__logo {
  font-family: var(--mono); font-size: 0.95rem; font-weight: 500;
  color: var(--text); text-decoration: none; letter-spacing: -0.02em;
}
.nav__logo span { color: var(--accent); }
.nav__links { display: flex; list-style: none; gap: 0.2rem; }
.nav__links a {
  color: var(--text-muted); text-decoration: none;
  font-size: 0.83rem; padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav__links a:hover { color: var(--text); background: var(--accent-dim); }
.nav__hamburger {
  display: none; background: none; border: none;
  color: var(--text); font-size: 1.3rem; padding: 0.4rem;
}
.nav__mobile {
  display: none; position: fixed; top: 60px; left: 0; right: 0;
  background: var(--surface); border-bottom: 1px solid var(--border);
  list-style: none; padding: 1rem; z-index: 99;
}
.nav__mobile.open { display: block; }
.nav__mobile li + li { margin-top: 0.2rem; }
.nav__mobile a {
  display: block; color: var(--text-muted); text-decoration: none;
  font-size: 0.9rem; padding: 0.5rem 0.75rem; border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav__mobile a:hover { color: var(--text); background: var(--accent-dim); }
@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__hamburger { display: block; }
}

/* ── Hero ───────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  padding: 80px 2rem 4rem;
  position: relative; overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 28% 55%, rgba(232,200,74,0.07) 0%, transparent 55%);
  pointer-events: none;
}
/* split grid: text | image(s) */
.hero__inner {
  position: relative; z-index: 1;
  max-width: var(--max-w); margin: 0 auto; width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
/* ── Text column ── */
.hero__text { display: flex; flex-direction: column; gap: 0; }
.hero__eyebrow {
  font-family: var(--mono); font-size: 0.72rem;
  color: var(--accent); letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: 1.1rem;
}
.hero__title {
  font-size: clamp(2rem, 4.5vw, 3.4rem); font-weight: 700;
  line-height: 1.12; margin-bottom: 1.1rem;
}
.hero__title mark { background: none; color: var(--accent); }
.hero__subtitle {
  font-size: 1rem; color: var(--text-muted);
  margin-bottom: 2rem; line-height: 1.75;
}
.hero__badge {
  display: inline-block; align-self: flex-start;
  background: var(--accent-dim);
  border: 1px solid rgba(232,200,74,0.3);
  color: var(--accent);
  font-family: var(--mono); font-size: 0.75rem;
  padding: 0.32rem 1rem; border-radius: 20px; letter-spacing: 0.05em;
}
/* ── Visual column ── */
.hero__visual {
  display: flex; flex-direction: column; gap: 1rem;
}
/* Primary large image */
.hero__img-main {
  border-radius: 16px; overflow: hidden;
  border: 2px solid rgba(232,200,74,0.35);
  box-shadow: 0 0 60px rgba(232,200,74,0.12), 0 24px 60px rgba(0,0,0,0.55);
  aspect-ratio: 4/3;
}
.hero__img-main img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 0.45s ease;
}
.hero__img-main:hover img { transform: scale(1.03); }
/* Secondary image row (shows when more photos are added) */
.hero__img-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}
.hero__img-thumb {
  border-radius: 10px; overflow: hidden;
  border: 1px solid rgba(232,200,74,0.2);
  aspect-ratio: 4/3;
}
.hero__img-thumb img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 0.4s ease;
}
.hero__img-thumb:hover img { transform: scale(1.05); }
/* Responsive */
@media (max-width: 768px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .hero__visual { order: -1; }
  .hero__img-main { max-width: 420px; margin: 0 auto; }
  .hero__badge { align-self: center; }
  .hero__eyebrow, .hero__title, .hero__subtitle { text-align: center; }
}

/* ── Sections ───────────────────────────────────────────────── */
.section { padding: 5.5rem 2rem; }
.section--alt { background: var(--surface); }
.section__inner { max-width: var(--max-w); margin: 0 auto; }
.section__label {
  font-family: var(--mono); font-size: 0.7rem;
  color: var(--accent); letter-spacing: 0.16em; text-transform: uppercase;
  margin-bottom: 0.55rem;
}
.section__title {
  font-size: clamp(1.5rem, 3vw, 2.1rem); font-weight: 700;
  margin-bottom: 0.75rem;
}
.section__divider {
  width: 44px; height: 2px;
  background: var(--accent); border-radius: 2px;
  margin-bottom: 2.75rem;
}

/* ── Award cards ────────────────────────────────────────────── */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 2rem;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.card:hover {
  transform: translateY(-5px);
  border-color: rgba(232,200,74,0.22);
  box-shadow: 0 10px 28px rgba(0,0,0,0.35);
}
.card__icon { font-size: 2rem; margin-bottom: 1rem; }
.card__heading {
  font-family: var(--mono); font-size: 0.88rem; font-weight: 600;
  color: var(--text); margin-bottom: 0.85rem;
  letter-spacing: -0.01em;
}
.card__body { font-size: 0.9rem; color: var(--text-muted); line-height: 1.8; }
.card__body strong { color: var(--text); font-weight: 600; }

/* ── Gallery ────────────────────────────────────────────────── */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}
.gallery__item {
  border-radius: var(--radius); overflow: hidden;
  aspect-ratio: 4/3; border: 1px solid var(--border);
}
.gallery__item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.4s ease;
}
.gallery__item img:hover { transform: scale(1.04); }
.gallery__placeholder {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 0.5rem;
  aspect-ratio: 4/3;
  border: 2px dashed var(--border); border-radius: var(--radius);
  color: var(--text-dim); font-size: 0.78rem;
  font-family: var(--mono); transition: border-color var(--transition);
}
.gallery__placeholder i { font-size: 1.4rem; }
.gallery__placeholder:hover { border-color: var(--accent); color: var(--text-muted); }

/* ── Acknowledgments ────────────────────────────────────────── */
.ack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.ack-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.75rem;
}
.ack-card__label {
  font-family: var(--mono); font-size: 0.7rem;
  color: var(--accent); letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: 1.1rem; display: block;
}
.ack-person { margin-bottom: 1rem; }
.ack-person:last-of-type { margin-bottom: 0; }
.ack-person__name { font-weight: 600; font-size: 0.95rem; color: var(--text); display: block; }
.ack-person__role { font-size: 0.82rem; color: var(--text-muted); }
.ack-team { font-size: 0.9rem; color: var(--text-muted); line-height: 2.1; }
.ack-team strong { color: var(--text); font-weight: 500; }

/* ── LinkedIn CTA ───────────────────────────────────────────── */
.cta-wrap { max-width: 580px; margin: 0 auto; text-align: center; }
.cta-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 2.75rem 2rem;
}
.cta-card__text { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 1.75rem; }
.btn-linkedin {
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: #0A66C2; color: #fff;
  font-size: 0.88rem; font-weight: 600;
  padding: 0.7rem 1.6rem; border-radius: var(--radius);
  text-decoration: none;
  transition: background var(--transition), transform var(--transition);
}
.btn-linkedin:hover { background: #0856a8; transform: translateY(-2px); color: #fff; opacity: 1; }
.btn-back {
  display: inline-flex; align-items: center; gap: 0.5rem;
  color: var(--text-muted); font-size: 0.84rem;
  border: 1px solid var(--border);
  padding: 0.55rem 1.25rem; border-radius: var(--radius-sm);
  text-decoration: none; margin-top: 1rem;
  transition: color var(--transition), border-color var(--transition);
}
.btn-back:hover { color: var(--text); border-color: var(--accent); opacity: 1; }

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 2rem; text-align: center;
}
.footer p { color: var(--text-dim); font-size: 0.82rem; }
.footer a { color: var(--text-muted); }
.footer a:hover { color: var(--accent); opacity: 1; }

/* ── Fade-in animation ──────────────────────────────────────── */
.fade-in {
  opacity: 0; transform: translateY(22px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible { opacity: 1; transform: none; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 640px) {
  .hero__medal-wrap { width: 190px; height: 190px; }
  .section { padding: 3.5rem 1.25rem; }
  .card-grid, .ack-grid { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
  .nav { padding: 0 1.25rem; }
}