/* ─── RSVP Form Container ─── */
.rsvp-form {
  max-width: 760px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-3xl);
  border: 1px solid var(--color-gold-border);
  background:
    linear-gradient(180deg, rgba(19, 28, 57, 0.6) 0%, rgba(11, 18, 39, 0.6) 100%);
  position: relative;
  box-shadow: var(--shadow-card);
  backdrop-filter: blur(2px);
}

/* Gold corner brackets */
.rsvp-form::before,
.rsvp-form::after {
  content: '';
  position: absolute;
  width: 28px;
  height: 28px;
  border: 1px solid var(--color-gold);
  pointer-events: none;
}

.rsvp-form::before {
  top: -1px;
  left: -1px;
  border-right: none;
  border-bottom: none;
}

.rsvp-form::after {
  bottom: -1px;
  right: -1px;
  border-left: none;
  border-top: none;
}

.rsvp-subtitle {
  font-family: var(--font-serif);
  font-size: 1.9rem;
  font-style: italic;
  color: var(--color-cream-muted);
  margin-top: var(--space-sm);
}

/* ─── Honeypot ─── */
.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  overflow: hidden;
}

/* ─── Form Groups ─── */
.form-group {
  margin-bottom: var(--space-xl);
}

.message-group {
  margin-top: var(--space-2xl);
}

/* ─── Attending Details (conditional) ─── */
.attending-details {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.5s ease, opacity 0.4s ease;
}

.attending-details.visible {
  max-height: 800px;
  opacity: 1;
}

/* ─── Two-Step Flow ─── */
.rsvp-step-2 {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.6s ease, opacity 0.5s ease;
}

.rsvp-step-2.visible {
  max-height: 1200px;
  opacity: 1;
}

/* ─── Floating Label Fields ─── */
.form-field {
  position: relative;
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: var(--space-md) 0 var(--space-sm);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-cream-faint);
  color: var(--color-cream);
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  transition: border-color var(--transition-fast);
  outline: none;
}

.form-field input:focus,
.form-field textarea:focus {
  border-bottom-color: var(--color-gold);
}

/* Override browser autofill styling */
.form-field input:-webkit-autofill,
.form-field input:-webkit-autofill:hover,
.form-field input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--color-cream);
  -webkit-box-shadow: none;
  box-shadow: none;
  background-color: transparent !important;
  transition: background-color 600000s 0s, color 600000s 0s;
  caret-color: var(--color-cream);
}

.form-field input:-webkit-autofill:focus {
  border-bottom-color: var(--color-gold);
}

.form-field label {
  position: absolute;
  left: 0;
  top: var(--space-md);
  font-family: var(--font-body);
  font-size: 1.8rem;
  font-weight: 400;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-cream-dim);
  pointer-events: none;
  transition: all var(--transition-base);
  transform-origin: left;
}

/* Float label up when focused or filled */
.form-field input:focus + label,
.form-field input:not(:placeholder-shown) + label,
.form-field textarea:focus + label,
.form-field textarea:not(:placeholder-shown) + label {
  top: -6px;
  font-size: 1.5rem;
  color: var(--color-gold);
  letter-spacing: 0.22em;
}

.form-field textarea {
  resize: vertical;
  min-height: 120px;
  padding-top: var(--space-2xl);
  padding-bottom: var(--space-md);
  line-height: 1.5;
}

/* ─── Custom Select ─── */
.custom-select {
  position: relative;
  width: 100%;
}

.custom-select-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-md) 0 var(--space-sm);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-cream-faint);
  color: var(--color-cream);
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-weight: 400;
  cursor: pointer;
  outline: none;
  transition: border-color var(--transition-fast);
}

.custom-select-trigger:focus {
  border-bottom-color: var(--color-gold);
}

.custom-select-value {
  opacity: 0.48;
  transition: opacity var(--transition-fast);
}

.custom-select.has-value .custom-select-value {
  opacity: 1;
}

.custom-select-arrow {
  color: var(--color-gold);
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.custom-select.open .custom-select-arrow {
  transform: rotate(180deg);
}

.custom-select-options {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  margin: var(--space-xs) 0 0;
  padding: var(--space-xs) 0;
  list-style: none;
  background: linear-gradient(180deg, #131C39 0%, #0B1227 100%);
  border: 1px solid var(--color-gold-border);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
  z-index: 50;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}

.custom-select.open .custom-select-options {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.custom-select-options li {
  padding: var(--space-sm) var(--space-lg);
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 400;
  color: var(--color-cream-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.custom-select-options li:hover {
  color: var(--color-gold);
  background: rgba(212, 176, 98, 0.08);
}

.custom-select-options li.selected {
  color: var(--color-gold);
}

/* ─── Fieldsets ─── */
.attendance-group,
.dietary-group {
  border: none;
  padding: 0;
  margin: 0;
}

.form-legend {
  font-family: var(--font-body);
  font-size: 1.8rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
  padding: 0;
}

/* ─── Attendance Selectors ─── */
.attendance-options {
  display: flex;
  gap: var(--space-md);
}

.attendance-pill {
  flex: 1;
  position: relative;
  cursor: pointer;
}

.attendance-pill input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.attendance-pill .pill-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  text-align: center;
  padding: var(--space-md) var(--space-lg);
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 400;
  font-style: italic;
  letter-spacing: 0.04em;
  color: var(--color-cream-muted);
  border: 1px solid var(--color-gold-border-soft);
  background: rgba(4, 6, 15, 0.3);
  transition: all var(--transition-base);
}

/* Radio dot indicator */
.attendance-pill .pill-label::before {
  content: '';
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid var(--color-cream-faint);
  flex-shrink: 0;
  transition: all var(--transition-base);
}

.attendance-pill input:checked + .pill-label {
  color: var(--color-gold);
  border-color: var(--color-gold);
  background: rgba(212, 176, 98, 0.08);
  box-shadow: 0 0 22px rgba(212, 176, 98, 0.12);
}

.attendance-pill input:checked + .pill-label::before {
  border-color: var(--color-gold);
  background: var(--color-gold);
  box-shadow: inset 0 0 0 2.5px var(--color-navy-deep);
}

.attendance-pill:hover .pill-label {
  color: var(--color-cream);
  border-color: var(--color-gold-border);
}

.attendance-pill input:focus-visible + .pill-label {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}

/* ─── Dietary Restrictions ─── */
.dietary-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-sm);
}

.dietary-pill {
  position: relative;
  cursor: pointer;
}

.dietary-pill input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.dietary-pill .pill-label {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  padding: var(--space-sm) var(--space-md);
  font-family: var(--font-body);
  font-size: 1.7rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-cream-muted);
  border: 1px solid var(--color-gold-border-soft);
  border-radius: 100px;
  background: rgba(4, 6, 15, 0.3);
  transition: all var(--transition-base);
}

/* Checkbox indicator */
.dietary-pill .pill-label::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 1px;
  border: 1px solid var(--color-cream-faint);
  flex-shrink: 0;
  transition: all var(--transition-base);
}

.dietary-pill input:checked + .pill-label {
  color: var(--color-gold);
  border-color: var(--color-gold);
  background: rgba(212, 176, 98, 0.1);
}

.dietary-pill input:checked + .pill-label::before {
  border-color: var(--color-gold);
  background: var(--color-gold);
}

.dietary-pill:hover .pill-label {
  color: var(--color-cream);
  border-color: var(--color-gold-border);
}

.dietary-pill input:focus-visible + .pill-label {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}

/* ─── "Other" Dietary Field ─── */
.dietary-other-field {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height var(--transition-base), opacity var(--transition-base), margin var(--transition-base);
  margin-top: 0;
}

.dietary-other-field.visible {
  max-height: 80px;
  opacity: 1;
  margin-top: var(--space-md);
}

.dietary-other-field input {
  width: 100%;
  padding: var(--space-sm) 0;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--color-cream-faint);
  color: var(--color-cream);
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 400;
  outline: none;
  transition: border-color var(--transition-fast);
}

.dietary-other-field input:focus {
  border-bottom-color: var(--color-gold);
}

/* ─── Error Messages ─── */
.form-error {
  display: block;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.8rem;
  color: var(--color-error);
  margin-top: var(--space-xs);
  min-height: 0;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.form-error.active {
  opacity: 1;
}

/* ─── Submit Button ─── */
.form-actions {
  text-align: center;
  margin-top: var(--space-2xl);
}

.rsvp-submit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  gap: var(--space-sm);
  min-width: 240px;
  padding: var(--space-md) var(--space-2xl);
  font-family: var(--font-body);
  font-size: 1.8rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-navy-deep);
  background: var(--gradient-gold);
  border: 1px solid var(--color-gold);
  cursor: pointer;
  transition: all var(--transition-base);
}

.rsvp-submit::before {
  content: '';
  position: absolute;
  inset: 4px;
  border: 1px solid rgba(4, 6, 15, 0.25);
  pointer-events: none;
}

.rsvp-submit:hover {
  box-shadow: 0 0 36px var(--color-gold-glow), 0 12px 30px -10px rgba(0, 0, 0, 0.6);
  transform: translateY(-2px);
}

.rsvp-submit:active {
  transform: translateY(0);
}

.rsvp-submit.loading .submit-text {
  opacity: 0;
}

.rsvp-submit.loading .submit-loading {
  display: block;
}

/* ─── Loading Spinner ─── */
.submit-loading {
  display: none;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-navy-deep);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  position: absolute;
}

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

/* ─── Success & Error States ─── */
.rsvp-success {
  text-align: center;
  padding: var(--space-2xl) 0;
}

.success-icon {
  font-size: 4rem;
  color: var(--color-gold);
  margin-bottom: var(--space-md);
  filter: drop-shadow(0 0 20px rgba(233, 203, 125, 0.4));
}

.success-heading {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-cream);
  margin-bottom: var(--space-md);
}

.success-message {
  font-family: var(--font-serif);
  font-size: 1.7rem;
  font-style: italic;
  color: var(--color-cream-muted);
}

.rsvp-error-banner {
  text-align: center;
  padding: var(--space-md);
  background: rgba(197, 120, 90, 0.1);
  border: 1px solid var(--color-error);
  margin-top: var(--space-lg);
}

.rsvp-error-banner p {
  color: var(--color-error);
  font-size: 1.8rem;
}