/* main.css locks the body (overflow: hidden) for the session page; PSA pages scroll in .psa-main. */
.psa { display: flex; flex-direction: column; }

.psa-identity { font-size: 12px; color: var(--text-2); }

.psa-logout {
  height: 34px;
  padding: 0 12px;
  background: var(--bg-2);
  color: var(--text-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 12px;
  font-family: inherit;
  cursor: pointer;
}
.psa-logout:hover { background: var(--bg-3); color: var(--text-1); }
a.psa-logout { display: inline-flex; align-items: center; text-decoration: none; }

/* ─── Finish test ────────────────────────────────────────── */
.psa-finish-btn { height: 34px; display: inline-flex; align-items: center; text-decoration: none; font-size: 12px; }
.psa-finish-label { margin-top: 16px; font-size: 12px; font-weight: 600; color: var(--text-2); }
.psa-finish-list { margin: 6px 0 0 18px; color: var(--text-1); font-size: 13px; }
.psa-finish-list li { margin-bottom: 2px; }
.psa-finish-warning { margin-top: 18px; color: var(--amber); font-size: 13px; }
.psa-finish-actions { display: flex; justify-content: flex-end; align-items: center; gap: 10px; margin-top: 20px; }

.psa-main {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}
.psa-main-centered {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.psa-logo { width: 100%; max-width: 360px; color: var(--text-1); }

/* ─── Card (home + register) ─────────────────────────────── */
.psa-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 28px;
}
.psa-card-wide { max-width: 520px; }

.psa-title { font-size: 18px; font-weight: 600; color: var(--text-1); }
.psa-sub { margin-top: 6px; color: var(--text-2); }

.psa-input {
  width: 100%;
  min-width: 0;
  height: 36px;
  padding: 0 12px;
  background: var(--bg-0);
  border: 1px solid var(--border-light);
  border-radius: 6px;
  color: var(--text-1);
  font-size: 13px;
  font-family: inherit;
}
.psa-input::placeholder { color: var(--text-3); }
.psa-input:focus { outline: none; border-color: var(--text-2); }
select.psa-input { padding: 0 8px; }

.psa-btn {
  height: 36px;
  padding: 0 18px;
  background: var(--send-bg);
  color: var(--send-color);
  border: none;
  border-radius: 6px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  white-space: nowrap;
}
.psa-btn:disabled { opacity: 0.4; cursor: not-allowed; }

.psa-error { margin-top: 12px; font-size: 12px; color: var(--red); }
.psa-notice { margin-top: 12px; font-size: 12px; color: var(--green); }
.psa-field-error { margin-top: 4px; font-size: 11.5px; color: var(--red); }

/* ─── Home: XXXX - XXXX ──────────────────────────────────── */
.psa-code-row { display: flex; align-items: center; gap: 8px; margin-top: 20px; }
.psa-code-input {
  width: 92px;
  flex: 0 1 92px;
  text-align: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 15px;
  letter-spacing: 3px;
  text-transform: uppercase;
}
.psa-code-input::placeholder { letter-spacing: 3px; }
.psa-code-sep { color: var(--text-3); font-size: 16px; }
.psa-code-row .psa-btn { margin-left: auto; }

/* ─── Register ───────────────────────────────────────────── */
.psa-form { margin-top: 20px; display: flex; flex-direction: column; gap: 14px; }
.psa-row { display: flex; gap: 12px; }
.psa-row > .psa-field { flex: 1; min-width: 0; }
.psa-field label { display: block; margin-bottom: 4px; font-size: 12px; color: var(--text-2); }
.psa-code-chip {
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-1);
  background: var(--bg-2);
  padding: 2px 8px;
  border-radius: 4px;
}
.psa-form .psa-btn { align-self: flex-end; margin-top: 4px; }

/* ─── Test page: problem cards ───────────────────────────── */
.psa-test { max-width: 1040px; margin: 0 auto; padding: 16px 0; }
.psa-test-meta { margin-top: 4px; color: var(--text-2); }
.psa-time-left { margin-top: 8px; font-size: 14px; font-weight: 600; color: var(--text-1); }

.psa-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 20px;
}
@media (max-width: 900px) { .psa-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .psa-cards { grid-template-columns: minmax(0, 1fr); } }

.psa-problem {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
}
.psa-problem-title { font-size: 14px; font-weight: 600; color: var(--text-1); }
.psa-problem-pos { color: var(--text-3); font-weight: 500; }
.psa-badges { display: flex; flex-wrap: wrap; gap: 6px; }
.psa-badge {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--tag-bg);
  color: var(--tag-color);
  border: 1px solid var(--tag-border);
}
.psa-badge-agent { background: var(--purple-dim); color: var(--purple); border-color: transparent; }
.psa-problem-facts { font-size: 12px; color: var(--text-2); }
.psa-problem-foot { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 4px; }
.psa-status { font-size: 12px; color: var(--text-2); }
.psa-status::before { content: '●'; margin-right: 6px; color: var(--text-3); }
.psa-status-in_progress::before { color: var(--amber); }
.psa-status-submitted::before { content: '✓'; color: var(--green); }
.psa-problem-foot .psa-btn { height: 32px; padding: 0 14px; font-size: 12px; text-decoration: none; display: inline-flex; align-items: center; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}