/* ============================================================
   AI Tryon — Frontend Styles
   ============================================================ */

/* ── Variables ── */
:root {
  --tryon-primary:      #4f46e5;
  --tryon-primary-dark: #3730a3;
  --tryon-surface:      #ffffff;
  --tryon-bg:           #f8f8fc;
  --tryon-border:       #e2e2f0;
  --tryon-text:         #1e1b4b;
  --tryon-muted:        #6b7280;
  --tryon-error:        #dc2626;
  --tryon-error-bg:     #fef2f2;
  --tryon-radius:       12px;
  --tryon-radius-sm:    8px;
  --tryon-shadow:       0 20px 60px rgba(0, 0, 0, .18);
  --tryon-transition:   0.24s cubic-bezier(.4,0,.2,1);
}

/* ── Try-On Button ── */
.tryon-btn-wrap {
  margin: 12px 0;
}

.tryon-open-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  background: var(--tryon-primary);
  color: #fff !important;
  border: none;
  border-radius: var(--tryon-radius-sm);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--tryon-transition), transform .12s;
}

.tryon-open-btn:hover {
  background: var(--tryon-primary-dark);
  transform: translateY(-1px);
}

.tryon-open-btn:active {
  transform: translateY(0);
}

/* ── Modal Overlay ── */
.tryon-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999999;
  background: rgba(15, 12, 40, .55);
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
  padding: 16px;
  opacity: 0;
  transition: opacity var(--tryon-transition);
}

.tryon-modal.active {
  opacity: 1;
}

/* ── Modal Inner ── */
.tryon-modal-inner {
  position: relative;
  background: var(--tryon-surface);
  border-radius: var(--tryon-radius);
  box-shadow: var(--tryon-shadow);
  width: 100%;
  max-width: 480px;
  max-height: 92vh;
  overflow-y: auto;
  padding: 32px 28px 24px;
  animation: tryon-slide-up .28s cubic-bezier(.4,0,.2,1) both;
}

@keyframes tryon-slide-up {
  from { transform: translateY(24px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}

/* ── Close Button ── */
.tryon-close-btn {
  position: absolute;
  top: 16px;
  right: 18px;
  background: none;
  border: none;
  font-size: 24px;
  line-height: 1;
  color: var(--tryon-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 50%;
  transition: color var(--tryon-transition), background var(--tryon-transition);
}

.tryon-close-btn:hover {
  color: var(--tryon-text);
  background: var(--tryon-bg);
}

/* ── Title ── */
#tryon-modal-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--tryon-text);
  margin: 0 0 16px;
}

/* ── Product Preview ── */
.tryon-product-preview {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  background: var(--tryon-bg);
  border-radius: var(--tryon-radius-sm);
  margin-bottom: 20px;
}

.tryon-product-preview img {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border-radius: var(--tryon-radius-sm);
  flex-shrink: 0;
  border: 1px solid var(--tryon-border);
}

.tryon-product-name {
  font-size: 14px;
  font-weight: 600;
  color: var(--tryon-text);
  margin: 0 0 4px;
}

.tryon-hint {
  font-size: 12px;
  color: var(--tryon-muted);
  margin: 0;
}

/* ── Tabs ── */
.tryon-tabs {
  display: flex;
  gap: 4px;
  border-bottom: 2px solid var(--tryon-border);
  margin-bottom: 20px;
}

.tryon-tab {
  background: none;
  border: none;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--tryon-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  border-radius: var(--tryon-radius-sm) var(--tryon-radius-sm) 0 0;
  transition: color var(--tryon-transition), border-color var(--tryon-transition);
}

.tryon-tab:not(:disabled):hover {
  color: var(--tryon-text);
}

.tryon-tab.active {
  color: var(--tryon-primary);
  border-bottom-color: var(--tryon-primary);
  font-weight: 600;
}

.tryon-tab:disabled {
  opacity: .4;
  cursor: not-allowed;
}

/* ── Measurements ── */
.tryon-measurements {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
}

.tryon-measure-field {
  flex: 1;
}

.tryon-measure-field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--tryon-text);
  margin-bottom: 6px;
}

.tryon-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.tryon-input-wrap input[type="number"] {
  width: 100%;
  padding: 9px 40px 9px 12px;
  border: 1.5px solid var(--tryon-border);
  border-radius: var(--tryon-radius-sm);
  font-size: 15px;
  color: var(--tryon-text);
  background: var(--tryon-surface);
  transition: border-color var(--tryon-transition);
  -moz-appearance: textfield;
}

.tryon-input-wrap input[type="number"]::-webkit-outer-spin-button,
.tryon-input-wrap input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
}

.tryon-input-wrap input[type="number"]:focus {
  outline: none;
  border-color: var(--tryon-primary);
  box-shadow: 0 0 0 3px rgba(79,70,229,.12);
}

.tryon-unit {
  position: absolute;
  right: 10px;
  font-size: 12px;
  font-weight: 600;
  color: var(--tryon-muted);
  pointer-events: none;
}

/* ── Generate Button ── */
.tryon-generate-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  background: var(--tryon-primary);
  color: #fff;
  border: none;
  border-radius: var(--tryon-radius-sm);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--tryon-transition), transform .12s, opacity var(--tryon-transition);
  margin-bottom: 14px;
}

.tryon-generate-btn:hover:not(:disabled) {
  background: var(--tryon-primary-dark);
  transform: translateY(-1px);
}

.tryon-generate-btn:disabled {
  opacity: .45;
  cursor: not-allowed;
}

/* ── Error ── */
.tryon-error {
  padding: 10px 14px;
  background: var(--tryon-error-bg);
  border-left: 3px solid var(--tryon-error);
  border-radius: var(--tryon-radius-sm);
  font-size: 13px;
  color: var(--tryon-error);
  margin-bottom: 8px;
}

/* ── Loader ── */
.tryon-loader {
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,.88);
  backdrop-filter: blur(3px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: var(--tryon-radius);
  gap: 14px;
  z-index: 10;
}

.tryon-loader p {
  font-size: 14px;
  font-weight: 500;
  color: var(--tryon-text);
  max-width: 260px;
  text-align: center;
  margin: 0;
}

.tryon-spinner {
  width: 42px;
  height: 42px;
  border: 3px solid var(--tryon-border);
  border-top-color: var(--tryon-primary);
  border-radius: 50%;
  animation: tryon-spin .8s linear infinite;
}

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

/* ── Result Tab ── */
.tryon-result-img-wrap {
  border-radius: var(--tryon-radius-sm);
  overflow: hidden;
  margin-bottom: 16px;
  background: var(--tryon-bg);
  text-align: center;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.tryon-result-img-wrap img {
  max-width: 100%;
  max-height: 420px;
  object-fit: contain;
  display: block;
}

/* ── Result Actions ── */
.tryon-result-actions {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.tryon-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 18px;
  background: var(--tryon-primary);
  color: #fff !important;
  text-decoration: none !important;
  border: none;
  border-radius: var(--tryon-radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--tryon-transition), transform .12s;
}

.tryon-action-btn:hover {
  background: var(--tryon-primary-dark);
  transform: translateY(-1px);
}

.tryon-action-btn--outline {
  background: transparent;
  color: var(--tryon-primary) !important;
  border: 1.5px solid var(--tryon-primary);
}

.tryon-action-btn--outline:hover {
  background: #f0f0ff;
}

/* ── Responsive ── */
@media (max-width: 540px) {
  .tryon-modal-inner {
    padding: 24px 16px 18px;
  }

  .tryon-measurements {
    flex-direction: column;
    gap: 12px;
  }

  .tryon-product-preview img {
    width: 50px;
    height: 50px;
  }
}

/* ── Tab Content Visibility ── */
.tryon-tab-content {
  display: none;
}
.tryon-tab-content.tryon-tab-active {
  display: block !important;
}

/* ── Photo Tab ── */
.tryon-photo-area {
  margin-bottom: 14px;
}

.tryon-photo-preview-wrap {
  width: 100%;
  min-height: 180px;
  border: 2px dashed var(--tryon-border);
  border-radius: var(--tryon-radius-sm);
  background: var(--tryon-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  margin-bottom: 12px;
  position: relative;
}

.tryon-photo-preview-wrap img {
  width: 100%;
  max-height: 280px;
  object-fit: contain;
  display: block;
}

.tryon-photo-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--tryon-muted);
  padding: 24px;
  text-align: center;
}

.tryon-photo-placeholder p {
  font-size: 13px;
  margin: 0;
}

.tryon-photo-placeholder svg {
  opacity: .4;
}

.tryon-photo-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 10px;
}

.tryon-photo-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: var(--tryon-radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background var(--tryon-transition), transform .12s;
  border: none;
  text-decoration: none;
}

.tryon-photo-btn--upload {
  background: var(--tryon-primary);
  color: #fff !important;
}

.tryon-photo-btn--upload:hover {
  background: var(--tryon-primary-dark);
  transform: translateY(-1px);
}

.tryon-photo-btn--camera {
  background: transparent;
  color: var(--tryon-primary);
  border: 1.5px solid var(--tryon-primary);
}

.tryon-photo-btn--camera:hover {
  background: #f0f0ff;
}

.tryon-photo-btn--capture {
  background: #ef4444;
  color: #fff;
}

.tryon-photo-btn--capture:hover {
  background: #dc2626;
}

.tryon-photo-btn--outline {
  background: transparent;
  color: var(--tryon-muted);
  border: 1.5px solid var(--tryon-border);
}

.tryon-photo-btn--outline:hover {
  background: var(--tryon-bg);
}

/* Camera stream */
.tryon-camera-wrap {
  width: 100%;
  border-radius: var(--tryon-radius-sm);
  overflow: hidden;
  background: #000;
  margin-bottom: 10px;
}

.tryon-camera-wrap video {
  width: 100%;
  max-height: 260px;
  display: block;
  object-fit: cover;
}

.tryon-camera-controls {
  display: flex;
  gap: 10px;
  padding: 10px;
  background: rgba(0,0,0,.5);
  justify-content: center;
}

.tryon-photo-tip {
  font-size: 12px;
  color: var(--tryon-muted);
  margin: 0 0 14px;
  line-height: 1.5;
}

@media (max-width: 540px) {
  .tryon-photo-actions {
    flex-direction: column;
  }
  .tryon-photo-btn {
    justify-content: center;
  }
}