/* ═══════════════════════════════════════════════════════════════════
   CF Forms — Unified Form System Styles
   ═══════════════════════════════════════════════════════════════════ */

/* ── Form Messages (inline) ──────────────────────────────────────── */
.cf-form-message {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 0;
  font-size: 13.5px;
  margin-bottom: 16px;
  line-height: 1.5;
  animation: cf-message-in 0.2s ease;
}

@keyframes cf-message-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.cf-form-message i {
  font-size: 14px;
  flex-shrink: 0;
  margin-top: 2px;
}

.cf-form-message-success {
  color: var(--cf-success, #16A34A);
}

.cf-form-message-error {
  color: var(--cf-danger, #DC2626);
}

/* ── Form Submitting State (optional overlay) ──────────────────── */
.cf-form-submitting {
  position: relative;
  pointer-events: none;
  opacity: 0.7;
}

.cf-form-submitting::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0.5);
  pointer-events: none;
  z-index: 1;
}

/* ── Loading State ────────────────────────────────────────────────── */
.cf-loading {
  position: relative;
  overflow: hidden;
}

/* Override disabled opacity for loading buttons */
button.cf-loading:disabled,
button[data-cf-submit].cf-loading:disabled {
  opacity: 1 !important;
  cursor: wait;
}

/* Success shimmer effect after loading completes */
@keyframes cf-shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

.cf-btn-shimmer {
  position: relative;
  overflow: hidden;
}

.cf-btn-shimmer::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.4),
    transparent
  );
  animation: cf-shimmer 0.6s ease-out;
}

.cf-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: cf-spin 0.6s linear infinite;
  margin-right: 6px;
  vertical-align: middle;
}

@keyframes cf-spin {
  to { transform: rotate(360deg); }
}

/* ── Field Errors ─────────────────────────────────────────────────── */
.cf-field-error {
  display: block;
  font-size: 12px;
  color: var(--cf-danger, #DC2626);
  margin-top: 4px;
  animation: cf-error-in 0.2s ease;
}

@keyframes cf-error-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.is-invalid {
  border-color: var(--cf-danger, #DC2626) !important;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1) !important;
}

/* ── Form Disabled State ──────────────────────────────────────────── */
form[data-cf-form] input:disabled,
form[data-cf-form] select:disabled,
form[data-cf-form] textarea:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ── Offline Indicator ────────────────────────────────────────────── */
.cf-offline-banner {
  position: fixed;
  top: 52px;
  left: 0;
  right: 0;
  background: var(--cf-warning-bg, #FFFBEB);
  border-bottom: 1px solid var(--cf-warning, #D97706);
  color: var(--cf-warning, #D97706);
  padding: 8px 16px;
  text-align: center;
  font-size: 13px;
  font-weight: 500;
  z-index: 1020;
  display: none;
  animation: cf-slide-down 0.3s ease;
}

.cf-offline-banner.show {
  display: block;
}

@keyframes cf-slide-down {
  from { transform: translateY(-100%); }
  to { transform: translateY(0); }
}

/* ── Success State (optional) ─────────────────────────────────────── */
.cf-form-success {
  border-color: var(--cf-success, #16A34A) !important;
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1) !important;
}

/* ── Validation Hints ─────────────────────────────────────────────── */
.cf-field-hint {
  font-size: 12px;
  color: var(--cf-text-muted, #6E6E80);
  margin-top: 4px;
}

/* ── Required Field Indicator ─────────────────────────────────────── */
.cf-required::after {
  content: '*';
  color: var(--cf-danger, #DC2626);
  margin-left: 3px;
}