/* Form Styles */

.form {
  background-color: var(--paper);
  border: 1px solid var(--rule);
  box-shadow: var(--shadow-sm);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  border-radius: var(--radius-md);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-weight: 600;
  color: var(--burgundy);
  margin-bottom: 0.4rem;
  font-size: 0.9375rem;
}

.form-label.required::after {
  content: ' *';
  color: var(--color-primary-maroon);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1rem;
  font-size: 1rem;
  font-family: var(--font-body);
  color: var(--ink);
  background-color: var(--cream);
  border: 1px solid var(--rule-soft);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--burgundy);
  background-color: var(--paper);
  box-shadow: 0 0 0 3px rgba(124, 29, 43, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: #8A7A6F;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 16 16'%3E%3Cpath fill='%23A41E34' d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  background-size: 16px;
  padding-right: 3rem;
  cursor: pointer;
}

/* Radio & Checkbox */
.form-radio-group,
.form-checkbox-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.form-radio,
.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  cursor: pointer;
}

.form-radio input[type="radio"],
.form-checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
  accent-color: var(--burgundy);
}

.form-radio label,
.form-checkbox label {
  cursor: pointer;
  font-weight: normal;
  user-select: none;
}

/* Address Fields Row */
.form-address-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--spacing-sm);
}

@media (max-width: 768px) {
  .form-address-row {
    grid-template-columns: 1fr;
  }
}

/* Waiver Checkbox */
.form-waiver {
  background-color: var(--cream);
  border: 1px solid var(--rule-soft);
  padding: var(--spacing-sm) 1.25rem;
  border-radius: var(--radius-md);
  margin-top: var(--spacing-md);
}

.waiver-text {
  font-size: 0.9375rem;
  color: var(--ink-soft);
  margin-bottom: var(--spacing-sm);
  line-height: 1.6;
}

.waiver-checkbox {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
}

.waiver-checkbox input[type="checkbox"] {
  margin-top: 4px;
  flex-shrink: 0;
}

/* Form Error States */
.form-input.error,
.form-textarea.error,
.form-select.error {
  border-color: #D32F2F;
  background-color: #FFEBEE;
}

.form-error {
  display: none;
  color: #D32F2F;
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

.form-error.active {
  display: block;
}

/* Form Success State */
.form-success {
  background-color: #EDF7EE;
  border-left: 3px solid #4C9A54;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  display: none;
}

.form-success.active {
  display: block;
}

.form-success-icon {
  color: #4C9A54;
  font-size: 2rem;
  margin-bottom: var(--spacing-xs);
}

/* Form Buttons */
.form-buttons {
  display: flex;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.form-submit {
  flex: 1;
}

/* Two-Button Form Toggle */
.form-toggle-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.form-toggle-btn {
  padding: 1rem;
  background-color: var(--cream);
  border: 1px solid var(--rule-soft);
  border-radius: var(--radius-pill);
  color: var(--ink-soft);
  font-weight: 600;
  font-family: var(--font-body);
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.form-toggle-btn:hover { border-color: var(--coral); }

.form-toggle-btn.active {
  background-color: var(--burgundy);
  border-color: var(--burgundy);
  color: #fff;
}

/* Help Text */
.form-help {
  font-size: 0.875rem;
  color: var(--ink-mute);
  margin-top: var(--spacing-xs);
  font-style: italic;
}

/* Required Fields Note */
.form-required-note {
  font-size: 0.875rem;
  color: var(--ink-mute);
  margin-bottom: var(--spacing-md);
  font-style: italic;
}

/* Honeypot (spam protection) */
.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  opacity: 0;
}

/* Loading State */
.form.loading {
  opacity: 0.6;
  pointer-events: none;
}

.form-submit.loading::after {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-white);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spinner 0.6s linear infinite;
  margin-left: var(--spacing-xs);
}

@keyframes spinner {
  to {
    transform: rotate(360deg);
  }
}

/* Responsive Forms */
@media (max-width: 768px) {
  .form {
    padding: var(--spacing-sm);
  }

  .form-toggle-buttons {
    grid-template-columns: 1fr;
  }

  .form-buttons {
    flex-direction: column;
  }

  .form-submit {
    width: 100%;
  }
}

/* Donation Amount Selection */
.donation-amounts {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(108px, 1fr));
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-md);
}

.donation-amount {
  position: relative;
}

.donation-amount input[type="radio"] {
  position: absolute;
  opacity: 0;
}

.donation-amount-label {
  display: block;
  padding: 1.35rem 0.6rem;
  background-color: var(--cream);
  border: 1px solid var(--rule-soft);
  border-radius: var(--radius-md);
  text-align: center;
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
  font-weight: 500;
  color: var(--ink-soft);
}

.donation-amount input[type="radio"]:checked + .donation-amount-label {
  background-color: var(--burgundy);
  border-color: var(--burgundy);
  color: #fff;
}

.donation-amount-label:hover { border-color: var(--coral); }

.donation-amount input[type="radio"]:focus-visible + .donation-amount-label {
  outline: 2px solid var(--burgundy);
  outline-offset: 3px;
}

.donation-amount-value {
  display: block;
  font-size: 1.65rem;
  overflow-wrap: anywhere;
  line-height: 1.1;
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  color: var(--burgundy);
}

.donation-amount input[type="radio"]:checked + .donation-amount-label .donation-amount-value {
  color: var(--peach);
}

.donation-amount-description {
  display: block;
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
  opacity: 0.9;
}

.custom-amount {
  margin-top: var(--spacing-sm);
}

.custom-amount-input {
  font-size: 1.25rem;
  font-weight: 600;
  text-align: center;
}

/* Impact Tiers — a selectable list, not a stack of floating cards */
.impact-tier {
  display: block;
  background-color: var(--paper);
  border: 1px solid var(--rule-soft);
  border-radius: var(--radius-md);
  padding: clamp(1.25rem, 2.5vw, 1.75rem);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
  cursor: pointer;
}

.impact-tier:hover { border-color: var(--coral); }

.impact-tier.active {
  border-color: var(--burgundy);
  background-color: var(--coral-tint);
}

.impact-tier:focus-within {
  outline: 2px solid var(--burgundy);
  outline-offset: 3px;
}

.impact-tier-amount {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 700;
  font-size: clamp(1.9rem, 3vw, 2.4rem);
  line-height: 1;
  color: var(--burgundy);
}

.impact-tier.active .impact-tier-amount { color: var(--coral-deep); }

.impact-tier-frequency {
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-top: 0.35rem;
}

.impact-tier-description {
  font-size: var(--step--1);
  line-height: 1.6;
  color: var(--ink-soft);
}

/* "Custom" is a word, not a number — it needs the smaller size to fit the cell */
.donation-amount-value.is-word { font-size: 1.15rem; letter-spacing: 0; }