/* ============================================================
   forms.css — Form controls, auth container, flash messages
   ============================================================ */

.auth-container {
  max-width: 400px;
  margin: 4rem auto;
  background: var(--surface-color);
  padding: 2.5rem;
  border-radius: 16px;
  border: 1px solid var(--border-color);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 25px var(--overlay-strong);
}

.auth-container h2 {
  text-align: center;
  margin-bottom: 2rem;
  font-size: 1.75rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select,
.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--input-bg-color);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-secondary);
  opacity: 0.45;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus,
.form-control:focus {
  outline: none;
  border-color: var(--accent-color);
  box-shadow: 0 0 0 3px var(--focus-ring-color);
}

/* Select arrow */
.form-group select,
select.form-control {
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23d3c67a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 0.9em;
  padding-right: 2.5rem;
  appearance: none;
  -webkit-appearance: none;
}

html[data-theme="light"] .form-group select,
html[data-theme="light"] select.form-control {
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235a5a5a' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
}

html[data-theme="light"] select.form-control option,
html[data-theme="light"] .form-group select option {
  background: var(--card-bg-color);
  color: var(--text-primary);
}

.help-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.25rem;
  display: block;
}

/* ── Flash messages ── */
.flash-stack {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.flash-message {
  padding: 0.9rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--color-info-border);
  background: var(--color-info-bg);
  color: var(--color-info-text);
}

.field-error {
  color: var(--btn-danger-text);
  font-size: 0.82rem;
  margin-top: 0.35rem;
}