:root {
  --bg: #08111f;
  --panel: #121c2b;
  --line: rgba(255, 255, 255, 0.08);
  --text: #f3f6fb;
  --muted: #8fa2bc;
  --accent: #45d7ff;
  --ok: #3ddc97;
  --warn: #f7c948;
  --err: #ff6b6b;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: linear-gradient(180deg, #06101b 0%, var(--bg) 100%);
  color: var(--text);
}
.page {
  width: min(calc(100% - 2rem), 1240px);
  margin: 0 auto;
  padding: 2rem 0 3rem;
}
.hero, .stats, .layout, .controls, .workspace { display: grid; gap: 1rem; }
.hero {
  grid-template-columns: 1fr auto;
  align-items: end;
  margin-bottom: 1rem;
}
.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
}
h1 { margin: 0.35rem 0 0.8rem; font-size: clamp(2rem, 5vw, 3.8rem); }
.lead { color: var(--muted); max-width: 44rem; line-height: 1.7; }
.status-chip {
  align-self: start;
  padding: 0.65rem 0.95rem;
  border-radius: 999px;
  background: rgba(61, 220, 151, 0.14);
  color: var(--ok);
}
.stats {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 1rem 0;
}
.stats article, .panel {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--panel);
}
.stats article { padding: 1.2rem; }
.stats strong { display: block; font-size: 1.8rem; margin-bottom: 0.3rem; }
.stats span, .panel-head span, label span { color: var(--muted); }
.workspace {
  grid-template-columns: 320px 1fr;
  align-items: start;
}
.side-panel {
  padding: 1rem;
  position: sticky;
  top: 1rem;
}
.content-area { min-width: 0; }
.controls {
  grid-template-columns: 1fr 220px;
  padding: 1rem;
  margin-bottom: 1rem;
}
input, select, textarea, button {
  width: 100%;
  padding: 0.95rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #0d1625;
  color: var(--text);
}
textarea { resize: vertical; }
button { cursor: pointer; }
.primary-btn {
  background: linear-gradient(90deg, var(--accent), #8a6dff);
  border: 0;
  color: #07111f;
  font-weight: 700;
}
.event-form {
  display: grid;
  gap: 0.9rem;
}
label {
  display: grid;
  gap: 0.4rem;
}
.layout { grid-template-columns: 1.1fr 0.9fr; }
.panel { padding: 1rem; }
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}
.event-list { display: grid; gap: 0.8rem; }
.event-card {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
  cursor: pointer;
}
.event-card.active { border-color: rgba(69, 215, 255, 0.5); }
.event-card header, .event-meta, .event-actions {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
}
.event-card p, .event-card small { color: var(--muted); }
.event-actions {
  margin-top: 0.8rem;
}
.mini-btn {
  width: auto;
  padding: 0.55rem 0.75rem;
  background: rgba(255,255,255,0.04);
}
.danger-btn {
  background: rgba(255, 107, 107, 0.14);
  color: #ff8a8a;
}
.badge {
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  font-size: 0.78rem;
}
.success { background: rgba(61, 220, 151, 0.14); color: var(--ok); }
.warning { background: rgba(247, 201, 72, 0.14); color: var(--warn); }
.error { background: rgba(255, 107, 107, 0.14); color: var(--err); }
pre {
  margin: 0;
  min-height: 420px;
  overflow: auto;
  padding: 1rem;
  border-radius: 16px;
  background: #0d1625;
  color: #c8f1ff;
}
@media (max-width: 1020px) {
  .workspace { grid-template-columns: 1fr; }
  .side-panel { position: static; }
}
@media (max-width: 900px) {
  .hero, .layout, .controls, .stats { grid-template-columns: 1fr; }
}