/* ==========================================================================
   IDIOMASOFíA — Hub de Tests
   style.css — Estilos compartidos entre el tema oscuro y el tema claro.
   El tema se controla con el atributo data-theme en <html>:
     <html data-theme="dark">   (por defecto si se omite)
     <html data-theme="light">
   ========================================================================== */

:root,
[data-theme="dark"]{
  --bg: #060B18;
  --bg-elevated: #0E1730;
  --bg-card: #101B38;
  --line: rgba(255,255,255,0.08);
  --text: #EAF0FF;
  --text-dim: #8FA0C7;
  --accent: #4C7FFF;
  --accent-soft: rgba(76,127,255,0.14);
  --live: #FFB454;
  --live-soft: rgba(255,180,84,0.14);
  --ok: #4ADE80;
  --maint: #F87171;
  --radial-glow: #101d40;
  --shadow-color: rgba(0,0,0,0.35);
}

[data-theme="light"]{
  --bg: #FFFFFF;
  --bg-elevated: #F7F9FC;
  --bg-card: #FFFFFF;
  --line: rgba(10,20,50,0.09);
  --text: #0B1226;
  --text-dim: #667088;
  --accent: #2E5CE6;
  --accent-soft: rgba(46,92,230,0.08);
  --live: #B5760A;
  --live-soft: rgba(181,118,10,0.10);
  --ok: #17A567;
  --maint: #DC2626;
  --radial-glow: #EEF3FF;
  --shadow-color: rgba(10,20,50,0.09);
}

*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{
  background: radial-gradient(ellipse 80% 48% at 50% -10%, var(--radial-glow) 0%, var(--bg) 55%);
  color: var(--text);
  font-family: 'Inter', system-ui, sans-serif;
  min-height:100vh;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit; text-decoration:none;}

.wrap{max-width:1080px; margin:0 auto; padding:0 24px;}

/* Header */
header{
  padding:24px 0 8px;
  display:flex; align-items:center; justify-content:space-between;
}
.brand{
  display:flex; align-items:center; gap:12px;
}
.brand-logo{
  width:40px; height:40px;
  border-radius:10px;
  display:block;
}
.brand-name{
  font-family:'Space Grotesk', sans-serif;
  font-weight:700;
  font-size:1.1rem;
  letter-spacing:0.02em;
}
.brand-name span{color:var(--accent);}
.back-link{
  font-size:0.85rem;
  color:var(--text-dim);
  border:1px solid var(--line);
  padding:8px 14px;
  border-radius:100px;
  transition:border-color .2s, color .2s;
}
.back-link:hover{border-color:var(--accent); color:var(--text);}

/* Hero */
.hero{ padding:48px 0 40px; }
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:'JetBrains Mono', monospace;
  font-size:0.78rem;
  color:var(--live);
  background:var(--live-soft);
  border:1px solid var(--live-soft);
  padding:6px 12px;
  border-radius:100px;
  margin-bottom:20px;
}
.pulse-dot{
  width:7px; height:7px; border-radius:50%;
  background:var(--live);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{ box-shadow:0 0 0 0 var(--live-soft); }
  70%{ box-shadow:0 0 0 8px transparent; }
  100%{ box-shadow:0 0 0 0 transparent; }
}
h1{
  font-family:'Space Grotesk', sans-serif;
  font-weight:700;
  font-size:clamp(2rem, 5vw, 3.2rem);
  line-height:1.08;
  letter-spacing:-0.01em;
  max-width:720px;
}
h1 em{
  font-style:normal;
  color:var(--accent);
}
.sub{
  margin-top:16px;
  font-size:1.05rem;
  color:var(--text-dim);
  max-width:560px;
  line-height:1.6;
}

/* Filter bar */
.filters{
  display:flex; gap:8px; flex-wrap:wrap;
  margin:32px 0 8px;
}
.chip{
  font-size:0.82rem;
  padding:8px 16px;
  border-radius:100px;
  border:1px solid var(--line);
  color:var(--text-dim);
  cursor:pointer;
  background:transparent;
  font-family:'Inter', sans-serif;
  transition: all .15s;
}
.chip:hover{ color:var(--text); border-color:var(--accent); }
.chip.active{
  background:var(--accent);
  border-color:var(--accent);
  color:#fff;
}

/* Grid */
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(280px, 1fr));
  gap:16px;
  padding:32px 0 24px;
}
.card{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:16px;
  padding:24px;
  display:flex; flex-direction:column;
  gap:14px;
  position:relative;
  overflow:hidden;
  box-shadow:0 1px 2px var(--shadow-color);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.card::before{
  content:"";
  position:absolute; inset:0;
  background:linear-gradient(135deg, var(--accent-soft), transparent 60%);
  opacity:0;
  transition:opacity .25s;
}
.card:hover{
  transform:translateY(-3px);
  border-color:var(--accent);
  box-shadow:0 12px 28px var(--shadow-color);
}
.card:hover::before{opacity:1;}
.card-top{
  display:flex; align-items:flex-start; justify-content:space-between;
  position:relative; z-index:1;
}
.card-id{
  font-family:'JetBrains Mono', monospace;
  font-size:0.7rem;
  color:var(--accent);
  background:var(--accent-soft);
  padding:4px 9px;
  border-radius:6px;
  letter-spacing:0.03em;
}
.status{
  display:flex; align-items:center; gap:6px;
  font-size:0.72rem;
  color:var(--text-dim);
}
.status-dot{width:6px; height:6px; border-radius:50%; background:var(--ok);}
.status-dot.maint{background:var(--maint);}
.card-name{
  font-family:'Space Grotesk', sans-serif;
  font-size:1.25rem;
  font-weight:600;
  position:relative; z-index:1;
}
.card-cat{
  font-size:0.82rem;
  color:var(--text-dim);
  position:relative; z-index:1;
}
.card-desc{
  font-size:0.85rem;
  color:var(--text-dim);
  line-height:1.45;
  margin-top:8px;
  position:relative; z-index:1;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.activity{
  display:flex; align-items:center; gap:6px;
  font-size:0.76rem;
  color:var(--ok);
  position:relative; z-index:1;
}
.activity-dot{
  width:6px; height:6px; border-radius:50%;
  background:var(--ok);
  animation:pulse 2s infinite;
}
.card-footer{
  display:flex; align-items:center; justify-content:space-between;
  margin-top:auto;
  padding-top:14px;
  border-top:1px solid var(--line);
  position:relative; z-index:1;
}
.updated{
  font-size:0.72rem;
  color:var(--text-dim);
  font-family:'JetBrains Mono', monospace;
}
.go{
  font-size:0.82rem;
  font-weight:600;
  color:var(--accent);
  display:flex; align-items:center; gap:4px;
}
.card:hover .go{gap:8px;}
.go svg{transition:transform .2s;}

/* Empty / loading / error states */
.state-msg{
  grid-column:1/-1;
  text-align:center;
  padding:60px 20px;
  color:var(--text-dim);
}
.state-msg .big{
  font-family:'Space Grotesk', sans-serif;
  font-size:1.1rem;
  color:var(--text);
  margin-bottom:8px;
}
.skeleton{
  background:var(--bg-elevated);
  border:1px solid var(--line);
  border-radius:16px;
  height:172px;
  position:relative;
  overflow:hidden;
}
.skeleton::after{
  content:"";
  position:absolute; inset:0;
  background:linear-gradient(90deg, transparent, var(--line), transparent);
  animation:shimmer 1.4s infinite;
}
@keyframes shimmer{
  0%{transform:translateX(-100%);}
  100%{transform:translateX(100%);}
}

/* Footer sync bar */
.sync-bar{
  margin-top:40px;
  padding:18px 0 40px;
  border-top:1px solid var(--line);
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:wrap; gap:10px;
  font-size:0.78rem;
  color:var(--text-dim);
  font-family:'JetBrains Mono', monospace;
}
.sync-bar .refresh{
  color:var(--accent);
  cursor:pointer;
  border:1px solid var(--line);
  padding:6px 12px;
  border-radius:100px;
  background:transparent;
  font-family:'JetBrains Mono', monospace;
  font-size:0.78rem;
}
.sync-bar .refresh:hover{border-color:var(--accent);}

@media (prefers-reduced-motion: reduce){
  .pulse-dot, .skeleton::after{ animation:none; }
}
