/* Platform Shell styling — reuses the existing design tokens from index.css (--bg, --surface,
   --green, --text, etc.) so the entry/dashboard screens feel like the same product as the Lab
   UI, not a bolted-on separate app. */

.entryWrap {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  font-family: var(--sans);
  color: var(--text);
}

.entryCard {
  width: 380px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}

.brand {
  font-family: var(--mono);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--green);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.brandIcon { font-size: 1.4rem; }

.tagline { color: var(--text-2); margin: 0.5rem 0 0.25rem; font-size: 0.9rem; }
.pilotNote { color: var(--text-3); font-size: 0.75rem; margin-bottom: 1.25rem; }

.label { display: block; font-size: 0.8rem; color: var(--text-2); margin: 0.9rem 0 0.3rem; }

.select {
  width: 100%;
  padding: 0.55rem 0.6rem;
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--sans);
  font-size: 0.9rem;
}

.primaryBtn {
  margin-top: 1.25rem;
  width: 100%;
  padding: 0.65rem 1rem;
  background: var(--green);
  color: #05130a;
  border: none;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  display: inline-block;
}
.primaryBtn:disabled { opacity: 0.5; cursor: not-allowed; }

.secondaryBtn {
  padding: 0.65rem 1rem;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  font-size: 0.9rem;
  cursor: pointer;
}
.secondaryBtn:disabled { opacity: 0.5; cursor: not-allowed; }

.linkBtn {
  background: none;
  border: none;
  color: var(--text-2);
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: underline;
}

.errorBox {
  background: var(--red-dim);
  color: var(--red);
  border: 1px solid var(--red);
  border-radius: var(--radius);
  padding: 0.6rem 0.8rem;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

/* ── Dashboard ─────────────────────────────────────────────────────────── */

.dashWrap {
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  padding: 0 0 3rem;
}

.dashHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 2rem;
  border-bottom: 1px solid var(--border);
}
.headerRight { display: flex; align-items: center; gap: 1rem; }
.studentName { font-weight: 600; }

.card {
  max-width: 760px;
  margin: 1.5rem auto 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}
.card h2 { font-size: 1rem; margin-bottom: 1rem; color: var(--text); }

.muted { color: var(--text-2); font-size: 0.9rem; }

.stageRow { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-bottom: 0.75rem; }
.stagePill {
  display: flex; align-items: center; gap: 0.4rem;
  padding: 0.4rem 0.7rem;
  background: var(--surface2);
  border: 1px solid var(--border2);
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--text-2);
}
.stagePillActive { border-color: var(--green); color: var(--text); }
.stagePillLocked { opacity: 0.5; }
.stageCount { color: var(--text-3); font-family: var(--mono); font-size: 0.75rem; }

.nextUp { font-size: 0.9rem; color: var(--text); }

.statusLine { display: flex; align-items: center; gap: 0.5rem; font-size: 0.9rem; margin-bottom: 0.9rem; }
.btnRow { display: flex; gap: 0.75rem; }
.hint { color: var(--text-3); font-size: 0.78rem; margin-top: 0.75rem; }

.dotOk, .dotErr { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dotOk { background: var(--green); }
.dotErr { background: var(--red); }

.spinner {
  width: 12px; height: 12px;
  border: 2px solid var(--border2);
  border-top-color: var(--green);
  border-radius: 50%;
  display: inline-block;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }