/* =========================================================
   WST MASTER-INDEX — head.css
   Clean, elegant, predictable
   ========================================================= */

/* ---------- BASE RESET ---------- */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

:root{
  --bg: #0b1f2a;
  --panel: rgba(255,255,255,0.06);
  --panel-2: rgba(255,255,255,0.10);
  --text: #ffffff;
  --muted: rgba(255,255,255,0.78);
  --line: rgba(255,255,255,0.14);

  /* keep purple, but controlled */
  --purple: #7c3aed;
  --purple-2: #a78bfa;

  --radius: 18px;
  --shadow: 0 18px 45px rgba(0,0,0,0.35);
}

/* ---------- BODY ---------- */
body{
  font-family: Arial, Helvetica, sans-serif;
  background: radial-gradient(1200px 600px at 15% -10%, rgba(124,58,237,0.25), transparent 60%),
              radial-gradient(900px 500px at 90% 0%, rgba(167,139,250,0.16), transparent 55%),
              var(--bg);
  color: var(--text);
  line-height: 1.55;
}

/* ---------- WRAPPER ---------- */
#app{
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---------- HERO ---------- */
.hero{
  padding: 56px 18px 22px;
}

.hero-inner{
  max-width: 1100px;
  margin: 0 auto;
  padding: 26px 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0.04));
  box-shadow: var(--shadow);
}

.hero-title{
  margin: 0 0 10px 0;
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: 0.3px;
}

.hero-tagline{
  margin: 0 0 18px 0;
  color: var(--muted);
  font-size: 16px;
  max-width: 70ch;
}

/* ---------- BUTTONS ---------- */
.hero-actions{
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 14px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid var(--line);
  transition: transform 120ms ease, background 120ms ease, border-color 120ms ease;
  user-select: none;
}

.btn:hover{ transform: translateY(-1px); }

.btn-primary{
  background: linear-gradient(135deg, rgba(124,58,237,0.95), rgba(167,139,250,0.90));
  border-color: rgba(167,139,250,0.35);
  color: #0b1020;
}

.btn-primary:hover{
  background: linear-gradient(135deg, rgba(124,58,237,1), rgba(167,139,250,1));
}

.btn-secondary{
  background: rgba(255,255,255,0.06);
  color: var(--text);
}

.btn-secondary:hover{
  background: rgba(255,255,255,0.10);
  border-color: rgba(167,139,250,0.35);
}

/* ---------- MAIN ---------- */
.content{
  flex: 1;
  padding: 18px 18px 38px;
}

.feature-grid{
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

/* Responsive */
@media (max-width: 980px){
  .feature-grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px){
  .feature-grid{ grid-template-columns: 1fr; }
}

/* ---------- FEATURE BOX ---------- */
.feature-box{
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.04));
  padding: 18px 18px 16px;
  min-height: 160px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.25);
}

.feature-box h2{
  margin: 0 0 8px 0;
  font-size: 18px;
  letter-spacing: 0.2px;
}

.feature-box p{
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  max-width: 60ch;
}

/* ---------- FOOTER ---------- */
.footer{
  padding: 18px;
  color: rgba(255,255,255,0.65);
  font-size: 13px;
}

.footer p{
  max-width: 1100px;
  margin: 0 auto;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,0.10);
}
/* ======================================================
   Clickable Feature Cards (Engineering / Members / etc.)
   ====================================================== */

.feature-link{
  display: block;
  text-decoration: none;
  color: inherit;
}

.feature-link:visited{
  color: inherit;
}

.feature-link:hover{
  text-decoration: none;
  color: inherit;
}

.feature-link .feature-box *{
  color: inherit;
  text-decoration: none;
}

.feature-link:focus-visible .feature-box{
  outline: 3px solid rgba(167,139,250,0.55);
  outline-offset: 3px;
}

.feature-link:hover .feature-box{
  transform: translateY(-2px);
  border-color: rgba(167,139,250,0.45);
  transition: transform 120ms ease, border-color 120ms ease;
}
/* Make clickable cards behave like proper grid items */
.feature-grid > .feature-link{
  display: block;
  width: 100%;
  min-width: 0; /* critical for long text in grid */
  text-decoration: none;
  color: inherit;
}

.feature-grid > .feature-link .feature-box{
  height: 100%;
  min-width: 0;
}

.feature-grid > .feature-link:visited,
.feature-grid > .feature-link:hover{
  color: inherit;
  text-decoration: none;
}

.feature-grid > .feature-link .feature-box *{
  color: inherit;
  text-decoration: none;
}
/* ======================================================
   FIX: Clickable Feature Cards behave as full grid items
   ====================================================== */

.feature-grid > .feature-link{
  display: block;
  width: 100%;
  min-width: 0;
  text-decoration: none;
  color: inherit;
}

.feature-grid > .feature-link:visited,
.feature-grid > .feature-link:hover{
  color: inherit;
  text-decoration: none;
}

.feature-grid > .feature-link .feature-box{
  height: 100%;
  min-width: 0;
}

.feature-grid > .feature-link .feature-box *{
  color: inherit;
  text-decoration: none;
}

.feature-grid > .feature-link:focus-visible .feature-box{
  outline: 3px solid rgba(167,139,250,0.55);
  outline-offset: 3px;
}

.feature-grid > .feature-link:hover .feature-box{
  transform: translateY(-2px);
  border-color: rgba(167,139,250,0.45);
  transition: transform 120ms ease, border-color 120ms ease;
}