/* Vectuel XR Cloud — charte : bleu nuit urbain + cyan Vectuel.
   Les jetons ci-dessous centralisent la charte : ajuster ici suffit. */
:root {
  --bg: #070c18;
  --bg-raise: #0e1526;
  --bg-card: #111b31;
  --stroke: #22304e;
  --text: #f2f6ff;
  --text-dim: #8fa0c0;
  --accent: #37c8ff;        /* cyan Vectuel */
  --accent-strong: #0ea5e9;
  --ok: #35d07f;
  --busy: #f5a623;
  --off: #5b6880;
  --danger: #ff5d5d;
  --radius: 16px;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }
html, body { margin: 0; padding: 0; min-height: 100%; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

/* trame urbaine discrète en fond */
.bg-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(55, 200, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(55, 200, 255, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 90% 65% at 50% 0%, #000 40%, transparent 100%);
}

header, main, footer { position: relative; z-index: 1; }

/* ---------------------------------------------------------------- topbar */
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 28px;
  border-bottom: 1px solid var(--stroke);
  background: rgba(7, 12, 24, 0.85);
  backdrop-filter: blur(8px);
  position: sticky; top: 0;
}
.brand { display: flex; align-items: baseline; gap: 8px; letter-spacing: 0.14em; }
.brand-mark {
  display: inline-grid; place-items: center;
  width: 34px; height: 34px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #04121f; font-weight: 800; font-size: 1.15rem;
  align-self: center; letter-spacing: 0;
}
.brand-name { font-weight: 700; font-size: 1.05rem; }
.brand-sep { color: var(--text-dim); }
.brand-product { color: var(--accent); font-weight: 600; font-size: 1.05rem; letter-spacing: 0.08em; }

.user-chip {
  display: flex; align-items: center; gap: 9px;
  padding: 8px 14px; border-radius: 999px;
  background: var(--bg-card); border: 1px solid var(--stroke);
  font-size: 0.95rem; color: var(--text-dim);
}
.user-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--ok); }
.chip-btn {
  background: none; border: none; color: var(--text-dim);
  cursor: pointer; font-size: 0.95rem; padding: 2px 4px;
}
.chip-btn:hover { color: var(--accent); }

/* ------------------------------------------------------------------ hero */
main { max-width: 1080px; margin: 0 auto; padding: 40px 28px 80px; }
.hero h1 {
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  line-height: 1.15; margin: 18px 0 10px; font-weight: 700;
}
.hero-sub { color: var(--text-dim); font-size: 1.08rem; margin: 0 0 34px; }

.section-title {
  font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.22em;
  color: var(--text-dim); margin: 44px 0 16px; font-weight: 600;
}

/* --------------------------------------------------------------- bandeau */
.status-banner {
  margin: 0 0 18px; padding: 14px 18px; border-radius: 12px;
  border: 1px solid var(--danger); background: rgba(255, 93, 93, 0.09);
  color: #ffb1b1; font-size: 0.98rem;
}
.status-banner.info { border-color: var(--accent); background: rgba(55, 200, 255, 0.08); color: #a8e3ff; }

/* ------------------------------------------------------------------ apps */
.apps-grid {
  display: grid; gap: 20px;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}
.app-card {
  background: linear-gradient(180deg, var(--bg-card), var(--bg-raise));
  border: 1px solid var(--stroke); border-radius: var(--radius);
  padding: 22px; display: flex; flex-direction: column; gap: 12px;
  transition: transform 0.18s ease, border-color 0.18s ease;
}
.app-card:hover { transform: translateY(-3px); border-color: var(--accent-strong); }
.app-head { display: flex; align-items: center; gap: 14px; }
.app-mono {
  width: 52px; height: 52px; border-radius: 14px; flex: none;
  display: grid; place-items: center;
  font-size: 1.5rem; font-weight: 800; color: #04121f;
  background: linear-gradient(135deg, var(--accent) 0%, #7ee0ff 100%);
}
.app-title { font-size: 1.18rem; font-weight: 700; margin: 0; }
.app-desc { color: var(--text-dim); font-size: 0.95rem; margin: 0; min-height: 2.6em; }
.app-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 6px; }
.availability { font-size: 0.9rem; color: var(--text-dim); display: flex; align-items: center; gap: 7px; }
.availability .dot { width: 9px; height: 9px; border-radius: 50%; }
.dot.free { background: var(--ok); box-shadow: 0 0 8px rgba(53, 208, 127, 0.7); }
.dot.busy { background: var(--busy); }
.dot.off { background: var(--off); }

.btn-launch {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  color: #04121f; font-weight: 800; letter-spacing: 0.04em;
  border: none; border-radius: 12px; padding: 13px 22px;
  font-size: 1rem; cursor: pointer; min-height: 48px;
  transition: filter 0.15s ease, transform 0.1s ease;
}
.btn-launch:hover { filter: brightness(1.12); }
.btn-launch:active { transform: scale(0.98); }
.btn-launch:disabled { background: #2a3550; color: #66738f; cursor: not-allowed; }

.empty-state {
  grid-column: 1 / -1; text-align: center; color: var(--text-dim);
  padding: 48px 20px; border: 1px dashed var(--stroke); border-radius: var(--radius);
}

/* --------------------------------------------------------------- workers */
.workers-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 12px; }
.worker-pill {
  display: flex; align-items: center; gap: 10px;
  background: var(--bg-card); border: 1px solid var(--stroke);
  border-radius: 999px; padding: 10px 18px; font-size: 0.95rem;
}
.worker-pill .state { color: var(--text-dim); font-size: 0.85rem; }

/* --------------------------------------------------------------- overlay */
.launch-overlay[hidden] { display: none; }
.launch-overlay {
  position: fixed; inset: 0; z-index: 50;
  background: rgba(4, 8, 16, 0.88); backdrop-filter: blur(6px);
  display: grid; place-items: center;
}
.launch-card {
  background: var(--bg-card); border: 1px solid var(--stroke);
  border-radius: 20px; padding: 40px 48px; text-align: center; max-width: 460px;
}
.launch-card h3 { margin: 18px 0 6px; font-size: 1.25rem; }
.launch-card p { color: var(--text-dim); margin: 0 0 24px; }
.launch-spinner {
  width: 52px; height: 52px; margin: 0 auto;
  border: 4px solid var(--stroke); border-top-color: var(--accent);
  border-radius: 50%; animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.btn-secondary {
  background: none; border: 1px solid var(--stroke); color: var(--text-dim);
  border-radius: 10px; padding: 10px 22px; cursor: pointer; font-size: 0.95rem;
}
.btn-secondary:hover { border-color: var(--danger); color: var(--danger); }

/* ---------------------------------------------------------------- footer */
.footer {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px 28px; color: var(--text-dim); font-size: 0.85rem;
  border-top: 1px solid var(--stroke);
}
.conn-state.ok { color: var(--ok); }
.conn-state.ko { color: var(--danger); }

@media (max-width: 640px) {
  .topbar { padding: 14px 16px; }
  main { padding: 24px 16px 60px; }
  .launch-card { margin: 0 16px; padding: 32px 24px; }
}