/* ==========================================================================
   Auth pages (login.php / register.php) — mobile-first, split layout on desktop
   ========================================================================== */

.auth-shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---- Brand / ledger panel ---- */
.auth-brand {
  background: var(--color-primary);
  background-image:
    radial-gradient(circle at 85% 15%, rgba(201,162,39,0.18), transparent 45%);
  color: #F6F4EE;
  padding: var(--space-6) var(--space-5);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-6);
}

.auth-brand__mark {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
}

.auth-brand__mark .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

.auth-brand__headline {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  max-width: 20ch;
}

.auth-brand__sub {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: rgba(246,244,238,0.75);
  max-width: 42ch;
  margin-top: var(--space-3);
}

/* Ledger — a real, ordered sequence of what happens on registration,
   so numbering here encodes actual meaning rather than decoration */
.ledger {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  border-top: 1px solid rgba(246,244,238,0.15);
}

.ledger li {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid rgba(246,244,238,0.15);
}

.ledger .num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--color-accent);
  flex-shrink: 0;
  width: 2ch;
}

.ledger .label {
  font-weight: 500;
  font-size: 0.95rem;
}

.ledger .note {
  display: block;
  font-size: 0.82rem;
  color: rgba(246,244,238,0.6);
  margin-top: 2px;
}

/* ---- Form panel ---- */
.auth-form-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6) var(--space-5);
  background: var(--color-bg);
}

.auth-form {
  width: 100%;
  max-width: 420px;
}

.auth-form h1 {
  font-size: 1.7rem;
  margin-bottom: var(--space-1);
}

.auth-form .lede {
  color: var(--color-ink-soft);
  margin-bottom: var(--space-6);
  font-size: 0.95rem;
}

.field {
  margin-bottom: var(--space-4);
}

.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: var(--space-2);
  color: var(--color-ink);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-ink);
  transition: border-color 0.15s ease;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--color-primary);
  outline: none;
}

.field textarea { resize: vertical; min-height: 80px; }

.field-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.field-hint {
  font-size: 0.78rem;
  color: var(--color-ink-soft);
  margin-top: var(--space-1);
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
  font-size: 0.9rem;
}

.checkbox-row input { width: 16px; height: 16px; accent-color: var(--color-primary); }

.btn-primary {
  width: 100%;
  padding: 13px 20px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.98rem;
  cursor: pointer;
  transition: background 0.15s ease;
}

.btn-primary:hover { background: var(--color-primary-light); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

.auth-switch {
  text-align: center;
  margin-top: var(--space-5);
  font-size: 0.9rem;
  color: var(--color-ink-soft);
}

.auth-switch a { font-weight: 600; text-decoration: none; }
.auth-switch a:hover { text-decoration: underline; }

.alert {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  margin-bottom: var(--space-5);
}

.alert-danger {
  background: var(--color-danger-pale);
  color: var(--color-danger);
  border: 1px solid rgba(179,38,30,0.2);
}

.alert-success {
  background: var(--color-primary-pale);
  color: var(--color-primary);
  border: 1px solid rgba(11,61,46,0.15);
}

/* ---- Responsive: split layout from tablet landscape up ---- */
@media (min-width: 900px) {
  .auth-shell {
    flex-direction: row;
  }

  .auth-brand {
    width: 42%;
    padding: var(--space-8) var(--space-7);
  }

  .auth-form-wrap {
    width: 58%;
    padding: var(--space-8);
  }

  .field-row-2 {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 1200px) {
  .auth-brand { padding: var(--space-8) var(--space-8); }
}