/* =========================================================
   Live Lab — section-specific styles
   ========================================================= */

/* Pulse banner (fixed strip under nav) */
.pulse-banner {
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  z-index: 49;
  height: var(--banner-h);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 0 var(--gutter);
  background: linear-gradient(90deg, rgba(10,10,12,0.85), rgba(10,10,12,0.85)),
              linear-gradient(90deg, rgba(34,211,238,0.10), rgba(168,85,247,0.08) 50%, rgba(245,158,11,0.08));
  background-blend-mode: normal;
  backdrop-filter: blur(10px) saturate(140%);
  -webkit-backdrop-filter: blur(10px) saturate(140%);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-2);
  overflow: hidden;
}
[data-theme="light"] .pulse-banner {
  background: linear-gradient(90deg, rgba(255,255,255,0.85), rgba(255,255,255,0.85)),
              linear-gradient(90deg, rgba(34,211,238,0.12), rgba(168,85,247,0.10) 50%, rgba(245,158,11,0.10));
}
.pulse-banner__label {
  display: inline-flex; align-items: center; gap: 0.5rem;
  color: var(--text-1); flex-shrink: 0;
}
.pulse-banner__marquee {
  flex: 1;
  display: flex;
  gap: 2rem;
  white-space: nowrap;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, black 5%, black 95%, transparent);
}
.pulse-banner__track {
  display: flex;
  gap: 2rem;
  animation: marquee 60s linear infinite;
  flex-shrink: 0;
}
.pulse-banner:hover .pulse-banner__track { animation-play-state: paused; }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-100%); }
}
@media (prefers-reduced-motion: reduce) {
  .pulse-banner__track { animation: none; }
}
@media (max-width: 480px) {
  .pulse-banner__label { font-size: 0; gap: 0; }
  .pulse-banner__label .chip { font-size: var(--fs-xs); }
}
.pulse-banner__item { display: inline-flex; gap: 0.5rem; align-items: center; }

/* Hero swarm container */
.hero {
  position: relative;
  min-height: 92vh;
  padding-top: calc(var(--nav-h) + var(--banner-h) + var(--sp-7));
  padding-bottom: var(--sp-8);
  display: flex;
  align-items: center;
  isolation: isolate;
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--sp-8);
  align-items: center;
  width: 100%;
}
@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { order: -1; height: 360px; }
}
.hero__visual {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 520px;
  margin-inline: auto;
  width: 100%;
}
.hero__canvas { width: 100%; height: 100%; }
.hero__avatar {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 120px; height: 120px;
  border-radius: var(--r-full);
  border: 2px solid var(--accent);
  box-shadow: var(--accent-glow), inset 0 0 0 4px var(--bg-0);
  object-fit: cover;
  z-index: 2;
}
.hero__role-chip { margin-bottom: var(--sp-4); }
.hero__cta { display: flex; gap: var(--sp-3); flex-wrap: wrap; margin-top: var(--sp-5); }

/* Stat strip */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
  margin-top: var(--sp-7);
  padding: var(--sp-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  backdrop-filter: blur(10px);
}
@media (max-width: 700px) { .stat-strip { grid-template-columns: repeat(2, 1fr); } }
.stat__num {
  font-family: var(--font-mono);
  font-size: var(--fs-2xl);
  font-weight: 600;
  color: var(--text-0);
  line-height: 1;
  letter-spacing: -0.02em;
}
.stat__label {
  font-size: var(--fs-xs);
  color: var(--text-3);
  margin-top: 0.35rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Activity stream list */
.stream { display: flex; flex-direction: column; gap: var(--sp-3); }
.event {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: var(--sp-4);
  align-items: start;
  padding: var(--sp-4) var(--sp-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--agent-color, var(--accent));
  border-radius: var(--r-md);
  transition: transform var(--t-med) var(--ease-out), border-color var(--t-med) var(--ease-out);
}
.event:hover { transform: translateX(2px); border-color: var(--border-strong); }
.event--new { animation: slideIn 380ms var(--ease-out); }
@keyframes slideIn {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: translateY(0); }
}
.event__time {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--text-3);
  white-space: nowrap;
}
.event__body { min-width: 0; }
.event__summary {
  color: var(--text-1);
  margin: 0 0 0.4rem;
  word-wrap: break-word;
  font-size: 0.98rem;
  font-weight: 500;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.event__meta {
  display: flex; flex-wrap: wrap; gap: var(--sp-2);
  font-size: var(--fs-xs); color: var(--text-3);
  font-family: var(--font-mono);
}
.event__meta-item { display: inline-flex; align-items: center; gap: 0.3rem; }
.event__meta-item--project { color: var(--text-2); }
.event__meta--top { margin-bottom: 0.4rem; }
.event__pills {
  display: flex; flex-wrap: wrap; gap: 0.4rem;
  font-family: var(--font-mono); font-size: var(--fs-xs);
}
.metric-pill {
  display: inline-flex; align-items: center; gap: 0.25rem;
  padding: 0.15rem 0.5rem;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r-full);
  color: var(--text-2);
  line-height: 1.4;
}
.metric-pill--diff { gap: 0.35rem; }
.metric-pill__add { color: #22c55e; }
.metric-pill__del { color: #ef4444; }
.metric-pill__sep { color: var(--text-3); }

/* Task chip on event card */
.event__task {
  --task-color: #94a3b8;
  display: inline-flex;
  align-items: center;
  padding: 0.1rem 0.5rem;
  margin-left: 0.4rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--task-color) 55%, transparent);
  background: color-mix(in srgb, var(--task-color) 14%, transparent);
  color: var(--task-color);
  font: 600 0.72rem/1.4 var(--font-mono, ui-monospace, SFMono-Regular, Menlo, monospace);
  text-transform: lowercase;
  letter-spacing: 0.02em;
}

/* Empty/error state */
.stream-empty {
  text-align: center;
  padding: var(--sp-8) var(--sp-5);
  color: var(--text-3);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
}

/* Heatmap */
.heatmap {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: 12px;
  gap: 3px;
  padding: var(--sp-4);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
}
.heatmap__cell {
  width: 100%;
  height: 100%;
  background: var(--bg-3);
  border-radius: 2px;
  transition: background var(--t-fast);
}
.heatmap__cell[data-l="1"] { background: rgba(34,211,238,0.18); }
.heatmap__cell[data-l="2"] { background: rgba(34,211,238,0.36); }
.heatmap__cell[data-l="3"] { background: rgba(34,211,238,0.6); }
.heatmap__cell[data-l="4"] { background: rgba(34,211,238,0.95); box-shadow: 0 0 6px rgba(34,211,238,0.5); }

/* AI Stack grid */
.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--sp-4);
}
.stack-card {
  --agent-color: var(--accent);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  padding: var(--sp-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 2px solid var(--agent-color);
  border-radius: var(--r-md);
  transition: transform var(--t-med) var(--ease-out);
}
.stack-card:hover { transform: translateY(-3px); }
.stack-card__name { font-weight: 600; color: var(--text-0); font-size: var(--fs-md); }
.stack-card__role { font-size: var(--fs-xs); color: var(--text-3); text-transform: uppercase; letter-spacing: 0.08em; }
.stack-card__count {
  font-family: var(--font-mono);
  font-size: var(--fs-xl);
  color: var(--agent-color);
  margin-top: auto;
}

/* Tabs panel */
.lab-tabs__panels { margin-top: var(--sp-5); }
.lab-panel[hidden] { display: none; }

/* Stats grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--sp-4);
}
.stat-tile {
  padding: var(--sp-4);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
}
.stat-tile__label { font-size: var(--fs-xs); color: var(--text-3); text-transform: uppercase; letter-spacing: 0.06em; }
.stat-tile__value { font-family: var(--font-mono); font-size: var(--fs-xl); color: var(--text-0); margin-top: 0.5rem; }
.stat-bar {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: 0.4rem 0; font-size: var(--fs-sm);
}
.stat-bar__label { width: 110px; color: var(--text-2); font-family: var(--font-mono); font-size: var(--fs-xs); }
.stat-bar__track { flex: 1; height: 8px; background: var(--bg-3); border-radius: var(--r-full); overflow: hidden; }
.stat-bar__fill { height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent-3)); border-radius: var(--r-full); transition: width var(--t-slow) var(--ease-out); }
.stat-bar__count { width: 40px; text-align: right; font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--text-3); }