/* ==========================================================================
   KAYAN LUXURY FASHION — MODALS & DIALOGS
   ========================================================================== */

/* Generic Modal Overlay */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease, visibility 0.35s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  overflow-y: auto;
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-dialog {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  width: 100%;
  max-width: 600px;
  transform: translateY(20px) scale(0.96);
  transition: transform 0.4s var(--ease-out-expo);
  position: relative;
  overflow: hidden;
}

.modal-overlay.active .modal-dialog {
  transform: translateY(0) scale(1);
}

.modal-close-btn {
  position: absolute;
  top: var(--space-md);
  inset-inline-end: var(--space-md);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: var(--color-bg-secondary);
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  cursor: pointer;
  z-index: 10;
  transition: background-color var(--duration-fast);
}

.modal-close-btn:hover {
  background-color: var(--color-border);
}

/* ==========================================================================
   QUICK VIEW MODAL
   ========================================================================== */
.quickview-dialog {
  max-width: 900px;
}

.quickview-grid {
  display: grid;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .quickview-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.quickview-media {
  background-color: var(--color-bg-secondary);
  position: relative;
  aspect-ratio: 3 / 4;
}

.quickview-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.quickview-details {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  justify-content: center;
}

/* ==========================================================================
   ACCOUNT AUTH MODAL
   ========================================================================== */
.auth-dialog {
  max-width: 480px;
  padding: var(--space-xl);
}

.auth-tabs {
  display: flex;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-lg);
  gap: var(--space-md);
}

.auth-tab-btn {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--color-text-subtle);
  background: none;
  border: none;
  padding-bottom: var(--space-xs);
  position: relative;
  cursor: pointer;
}

.auth-tab-btn.active {
  color: var(--color-text);
}

.auth-tab-btn.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

/* Floating Label Input Group */
.form-group {
  position: relative;
  display: flex;
  flex-direction: column;
}

.form-input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg-secondary);
  color: var(--color-text);
  font-size: var(--text-sm);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.form-input:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-subtle);
  outline: none;
}

.form-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}

/* Password Strength Meter */
.password-strength-bar {
  height: 4px;
  background-color: var(--color-border);
  border-radius: var(--radius-full);
  margin-top: 6px;
  overflow: hidden;
}

.password-strength-fill {
  height: 100%;
  width: 0%;
  transition: width 0.3s ease, background-color 0.3s ease;
}

.strength-weak { width: 33%; background-color: var(--color-error); }
.strength-medium { width: 66%; background-color: var(--color-warning); }
.strength-strong { width: 100%; background-color: var(--color-success); }

/* Shake on Error */
@keyframes shakeAnimation {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-8px); }
  40%, 80% { transform: translateX(8px); }
}

.form-shake {
  animation: shakeAnimation 0.4s var(--ease-spring);
}

/* Submit Button */
.btn-submit-primary {
  width: 100%;
  padding: 14px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: var(--color-primary-contrast);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border: none;
  cursor: pointer;
  transition: background-color var(--duration-fast), transform var(--duration-fast);
}

.btn-submit-primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}

/* ==========================================================================
   SIZE GUIDE MODAL WITH CALCULATOR
   ========================================================================== */
.size-guide-dialog {
  max-width: 650px;
  padding: var(--space-xl);
}

.size-table {
  width: 100%;
  border-collapse: collapse;
  margin-block: var(--space-md);
  font-size: var(--text-xs);
}

.size-table th, .size-table td {
  padding: 10px 12px;
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.size-table th {
  background: var(--color-bg-secondary);
  font-weight: 700;
}

.size-calc-card {
  background: var(--color-bg-secondary);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

/* ==========================================================================
   NEWSLETTER 15% OFF POPUP
   ========================================================================== */
.promo-popup-dialog {
  max-width: 520px;
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  background: radial-gradient(circle at top right, var(--color-accent-subtle), var(--color-surface) 70%);
}

.promo-badge-tag {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-accent);
  color: #FFFFFF;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-xs);
}