/* ============================================================
   SHOWCASE DEMOS — Landing page interactive demo slider
   ============================================================ */

/* Slider container — wide */
.showcase-slider {
  max-width: 1100px;
  margin: 0 auto;
}

/* Tabs to switch demos */
.showcase-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}
.showcase-tab {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.5rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}
.showcase-tab:hover { border-color: var(--primary); color: var(--text-primary); }
.showcase-tab-active {
  background: rgba(124,58,237,0.15);
  border-color: rgba(124,58,237,0.5);
  color: var(--primary-light);
}
.showcase-tab svg { opacity: 0.6; }
.showcase-tab-active svg { opacity: 1; stroke: var(--primary-light); }

/* Track wrapper */
.showcase-track-wrap {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
}
.showcase-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.showcase-slide {
  min-width: 100%;
  position: relative;
}

/* Arrows */
.showcase-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(0,0,0,0.5);
  border: 1px solid var(--border);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 3;
  transition: background 0.2s ease;
  backdrop-filter: blur(8px);
}
.showcase-arrow:hover { background: rgba(124,58,237,0.5); }
.showcase-arrow-left { left: -52px; }
.showcase-arrow-right { right: -52px; }

/* ── Fake browser window ──────────────────────────────── */
.showcase-screen {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  height: 700px;
}

/* Top bar — fake browser chrome */
.demo-topbar {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 10px 14px;
  background: rgba(0,0,0,0.35);
  border-bottom: 1px solid var(--border);
}
.demo-topbar-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
}
.demo-topbar-dot:first-child { background: #ef4444; }
.demo-topbar-dot:nth-child(2) { background: #f59e0b; }
.demo-topbar-dot:nth-child(3) { background: #22c55e; }
.demo-topbar-title {
  margin-left: auto;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

/* ── Step visibility ──────────────────────────────────── */
.demo-step {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.45s ease;
  display: flex;
  flex-direction: column;
  pointer-events: none;
}
.demo-step-active {
  opacity: 1;
  pointer-events: auto;
}

/* ── Split-panel layout (settings | preview) ──────────── */
.demo-panel-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  grid-template-rows: 1fr;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
.demo-panel-layout > * {
  min-height: 0;
}

/* Left settings panel */
.demo-sidebar {
  border-right: 1px solid var(--border);
  background: rgba(0,0,0,0.12);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow: hidden;
}

/* Right preview panel */
.demo-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: rgba(0,0,0,0.06);
  padding: 16px;
}
.demo-preview img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 8px;
}

/* Section headers inside sidebar */
.demo-section-title {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2px;
}
.demo-section-title svg {
  width: 13px;
  height: 13px;
  opacity: 0.6;
}

/* ── Product grid (step 1) ────────────────────────────── */
.demo-product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding: 16px;
  flex: 1;
  align-content: center;
}
.demo-product-card {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  border: 2px solid transparent;
  transition: border-color 0.3s ease;
  aspect-ratio: 1;
}
.demo-product-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.demo-product-selected {
  border-color: var(--primary);
}
.demo-check {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 20px;
  height: 20px;
  background: var(--primary);
  border-radius: 50%;
  padding: 3px;
  color: #fff;
}
.demo-product-name {
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--text-muted);
  text-align: center;
  margin-top: 4px;
}

/* ── Option groups (step 2) ───────────────────────────── */
.demo-option-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.demo-option-label {
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.demo-option-buttons {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
}
.demo-option-btn {
  font-size: 0.62rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(255,255,255,0.05);
  color: var(--text-secondary);
  border: 1px solid var(--border);
  white-space: nowrap;
  transition: all 0.2s ease;
}
.demo-option-btn-active {
  background: rgba(124,58,237,0.2);
  color: var(--primary-light);
  border-color: rgba(124,58,237,0.4);
}

/* Preview empty state */
.demo-preview-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}
.demo-preview-empty svg {
  width: 48px;
  height: 48px;
  color: var(--text-muted);
  opacity: 0.25;
}
.demo-preview-empty span {
  font-size: 0.7rem;
  color: var(--text-muted);
  opacity: 0.5;
}

/* ── Generate / Retouch button ────────────────────────── */
.demo-generate-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  border: none;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  cursor: default;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
  width: 100%;
}
.demo-generate-btn.demo-click-ripple {
  transform: scale(0.96);
}

/* ── Loading (step 3) ─────────────────────────────────── */
.demo-loading {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 24px;
}
.demo-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: demo-spin 0.8s linear infinite;
}
@keyframes demo-spin { to { transform: rotate(360deg); } }
.demo-loading-text {
  font-size: 0.78rem;
  color: var(--text-muted);
}
.demo-loading-timer {
  font-size: 0.72rem;
  color: var(--text-muted);
  opacity: 0.6;
  font-variant-numeric: tabular-nums;
}
.demo-progress-bar {
  width: 50%;
  height: 4px;
  background: var(--border);
  border-radius: 4px;
  overflow: hidden;
}
.demo-progress-fill {
  width: 0%;
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 4px;
  transition: width 1.8s ease-in-out;
}

/* ── Result (step 4) ──────────────────────────────────── */
.demo-result {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  overflow: hidden;
  min-height: 0;
}
.demo-result img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 8px;
}
.demo-result-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: rgba(34,197,94,0.85);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}
.demo-result-footer {
  position: absolute;
  bottom: 16px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
}
.demo-result-action {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 0.6rem;
  font-weight: 600;
  color: rgba(255,255,255,0.8);
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255,255,255,0.1);
}
.demo-result-action svg {
  width: 12px;
  height: 12px;
}

/* ── Retouch source (step 1 of retouch) ───────────────── */
.demo-retouch-source {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  position: relative;
}
.demo-retouch-source img {
  max-width: 65%;
  max-height: 100%;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid var(--border);
}
.demo-retouch-tag {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.6rem;
  font-weight: 600;
  background: rgba(0,0,0,0.5);
  color: var(--text-muted);
  padding: 2px 10px;
  border-radius: 20px;
}

/* ── Step indicator dots ──────────────────────────────── */
.demo-steps-bar {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  z-index: 2;
}
.demo-step-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  transition: background 0.3s ease, transform 0.3s ease;
}
.demo-step-dot-active {
  background: var(--primary-light);
  transform: scale(1.3);
}

/* ── Fake cursor ──────────────────────────────────────── */
.demo-cursor {
  position: absolute;
  z-index: 10;
  pointer-events: none;
  opacity: 0;
  transform: translate(-2px, -2px);
  transition: left 0.45s cubic-bezier(0.4, 0, 0.2, 1), top 0.45s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.25s ease;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.4));
}
.demo-cursor-visible { opacity: 1; }
.demo-cursor-click { animation: demo-cursor-click 0.3s ease; }
@keyframes demo-cursor-click {
  0% { transform: translate(-2px, -2px) scale(1); }
  50% { transform: translate(-2px, -2px) scale(0.78); }
  100% { transform: translate(-2px, -2px) scale(1); }
}

/* Click ripple on target */
.demo-click-ripple {
  animation: demo-ripple 0.45s ease-out forwards;
}
@keyframes demo-ripple {
  0% { box-shadow: 0 0 0 0 rgba(124,58,237,0.5); }
  100% { box-shadow: 0 0 0 8px rgba(124,58,237,0); }
}

/* ── Responsive ───────────────────────────────────────── */
@media (max-width: 768px) {
  .showcase-slider { max-width: 100%; }
  .showcase-arrow-left { left: 4px; }
  .showcase-arrow-right { right: 4px; }
  .showcase-arrow { width: 34px; height: 34px; background: rgba(0,0,0,0.6); }
  .showcase-tab { font-size: 0.7rem; padding: 0.5rem 1rem; }
  .showcase-tab svg { width: 14px; height: 14px; }
  .demo-panel-layout { grid-template-columns: 200px 1fr; }
  .demo-sidebar { padding: 10px; gap: 8px; }
  .demo-option-btn { font-size: 0.55rem; padding: 3px 7px; }
  .demo-option-label { font-size: 0.55rem; }
  .demo-section-title { font-size: 0.62rem; }
}

@media (max-width: 580px) {
  .showcase-tabs { gap: 0.35rem; }
  .showcase-tab { font-size: 0.65rem; padding: 0.4rem 0.8rem; gap: 0.35rem; }
  .showcase-tab svg { width: 12px; height: 12px; }
  .showcase-screen { height: 360px; }
  .demo-panel-layout { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  .demo-sidebar { border-right: none; border-bottom: 1px solid var(--border); max-height: 180px; overflow-y: auto; }
  .demo-preview { min-height: 150px; }
  .demo-option-btn { font-size: 0.5rem; padding: 3px 5px; }
  .demo-generate-btn { font-size: 0.6rem; padding: 0.35rem 1rem; }
  .demo-topbar-title { font-size: 0.6rem; }
  .demo-loading-text { font-size: 0.65rem; }
  .demo-cursor { display: none; }
  .demo-product-grid { gap: 6px; padding: 10px; }
}