/**
 * Matchic — Interactive Demo Styles
 * Phone mockup with 5 states: empty, scan, closet, occasion, outfit
 */

/* ===== DEMO CONTAINER ===== */
#interactive-demo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-6);
  padding: var(--space-10) 0;
}

/* ===== PHONE MOCKUP ===== */
.demo-phone {
  width: 320px;
  height: 640px;
  background: #000;
  border-radius: 40px;
  padding: 12px;
  box-shadow: 0 25px 60px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.1);
  position: relative;
  flex-shrink: 0;
}

.demo-phone-notch {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 28px;
  background: #000;
  border-radius: 0 0 20px 20px;
  z-index: 10;
}

.demo-screen {
  width: 100%;
  height: calc(100% - 60px);
  background: var(--bg);
  border-radius: 32px;
  overflow: hidden;
  position: relative;
}

/* ===== DEMO STATES ===== */
.demo-state {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  padding: var(--space-6);
  overflow-y: auto;
}

.demo-state[hidden] {
  display: none !important;
}

/* ===== STATE: EMPTY ===== */
.demo-state-empty {
  justify-content: center;
  align-items: center;
  text-align: center;
}

.demo-empty-illustration {
  margin-bottom: var(--space-8);
}

.demo-hanger {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--space-4);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: demo-pulse 2s ease-in-out infinite;
}

.demo-hanger::before {
  content: '👕';
  font-size: 2rem;
}

@keyframes demo-pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.05); opacity: 0.8; }
}

.demo-empty-text {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.demo-empty-sub {
  font-size: var(--text-sm);
  opacity: 0.7;
}

/* ===== STATE: SCAN ===== */
.demo-scan-header {
  font-size: var(--text-lg);
  font-weight: 600;
  text-align: center;
  margin-bottom: var(--space-6);
  color: var(--primary);
}

.demo-scan-frame {
  width: 200px;
  height: 200px;
  margin: 0 auto var(--space-6);
  position: relative;
  border-radius: var(--glass-radius);
  background: rgba(0,0,0,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.demo-scan-corner {
  position: absolute;
  width: 24px;
  height: 24px;
  border-color: var(--primary);
  border-style: solid;
  border-width: 0;
}

.demo-scan-tl { top: -2px; left: -2px; border-top-width: 3px; border-left-width: 3px; }
.demo-scan-tr { top: -2px; right: -2px; border-top-width: 3px; border-right-width: 3px; }
.demo-scan-bl { bottom: -2px; left: -2px; border-bottom-width: 3px; border-left-width: 3px; }
.demo-scan-br { bottom: -2px; right: -2px; border-bottom-width: 3px; border-right-width: 3px; }

.demo-scan-item {
  width: 100px;
  height: 100px;
  border-radius: var(--glass-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  animation: demo-scan-pop 0.5s ease-out;
}

@keyframes demo-scan-pop {
  0% { transform: scale(0); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.demo-scan-bar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  animation: demo-scan-sweep 2s ease-in-out infinite;
}

@keyframes demo-scan-sweep {
  0% { top: 0; opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { top: 100%; opacity: 0; }
}

.demo-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: center;
  min-height: 40px;
}

.demo-tag {
  padding: 4px 12px;
  background: rgba(33, 150, 243, 0.15);
  border: 1px solid rgba(33, 150, 243, 0.3);
  border-radius: 100px;
  font-size: var(--text-xs);
  color: var(--primary);
  animation: demo-tag-in 0.3s ease-out;
}

@keyframes demo-tag-in {
  0% { transform: scale(0.8); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

/* ===== STATE: CLOSET ===== */
.demo-closet-header {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-4);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.demo-closet-count {
  font-size: var(--text-xs);
  font-weight: 500;
  opacity: 0.6;
  background: var(--surface);
  padding: 2px 10px;
  border-radius: 100px;
}

.demo-closet-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  flex: 1;
  overflow-y: auto;
}

.demo-closet-item {
  background: var(--surface);
  border: 0.75px solid var(--border);
  border-radius: var(--glass-radius-sm);
  padding: var(--space-3);
  text-align: center;
  transition: all var(--duration-fast) var(--ease-out-cubic);
  cursor: pointer;
}

.demo-closet-item:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
}

.demo-closet-emoji {
  font-size: 2.5rem;
  display: block;
  margin-bottom: var(--space-1);
}

.demo-closet-name {
  font-size: var(--text-xs);
  font-weight: 600;
  display: block;
  margin-bottom: var(--space-1);
}

.demo-closet-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 2px;
  justify-content: center;
}

.demo-closet-tags span {
  font-size: 9px;
  padding: 1px 6px;
  background: rgba(255,255,255,0.1);
  border-radius: 100px;
  opacity: 0.7;
}

.demo-closet-empty {
  grid-column: 1 / -1;
  text-align: center;
  opacity: 0.6;
  font-size: var(--text-sm);
  padding: var(--space-8) 0;
}

/* ===== STATE: OCCASION ===== */
.demo-occasion-title {
  font-size: var(--text-xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-6);
}

.demo-occasion-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  flex: 1;
}

.demo-occasion-card {
  background: var(--surface);
  border: 0.75px solid var(--border);
  border-radius: var(--glass-radius-sm);
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out-cubic);
}

.demo-occasion-card:hover,
.demo-occasion-card:focus {
  border-color: var(--primary);
  transform: translateY(-2px);
  outline: none;
  box-shadow: 0 4px 12px var(--shadow);
}

.demo-occasion-emoji {
  font-size: 2.5rem;
}

.demo-occasion-name {
  font-size: var(--text-sm);
  font-weight: 600;
}

/* ===== STATE: OUTFIT ===== */
.demo-state-outfit {
  justify-content: center;
}

.demo-outfit-label {
  font-size: var(--text-2xl);
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--space-1);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.demo-outfit-desc {
  text-align: center;
  opacity: 0.7;
  margin-bottom: var(--space-6);
}

.demo-outfit-pieces {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.demo-outfit-piece {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--surface);
  border: 0.75px solid var(--border);
  border-radius: var(--glass-radius-sm);
  animation: demo-piece-in 0.4s ease-out both;
}

@keyframes demo-piece-in {
  0% { transform: translateX(-20px); opacity: 0; }
  100% { transform: translateX(0); opacity: 1; }
}

.demo-outfit-emoji {
  font-size: 2rem;
}

.demo-outfit-piece-name {
  font-weight: 600;
}

.demo-outfit-actions {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

/* ===== DEMO BUTTONS ===== */
.demo-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 24px;
  border-radius: 100px;
  font-size: var(--text-sm);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out-cubic);
  width: 100%;
}

.demo-btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
}

.demo-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(33, 150, 243, 0.3);
}

.demo-btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 0.75px solid var(--border);
}

.demo-btn-secondary:hover {
  border-color: var(--primary);
}

.demo-btn-ghost {
  background: transparent;
  color: var(--text);
  opacity: 0.7;
  font-size: var(--text-xs);
}

.demo-btn-ghost:hover {
  opacity: 1;
}

.demo-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ===== DEMO NAV ===== */
.demo-nav {
  display: flex;
  justify-content: space-around;
  padding: var(--space-2) var(--space-4);
  background: var(--surface);
  border-radius: 0 0 32px 32px;
  border-top: 0.75px solid var(--border);
}

.demo-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: var(--space-2) var(--space-3);
  background: none;
  border: none;
  color: var(--text);
  opacity: 0.5;
  cursor: pointer;
  font-size: 10px;
  transition: opacity var(--duration-fast);
}

.demo-nav-btn.active {
  opacity: 1;
  color: var(--primary);
}

.demo-nav-btn:hover {
  opacity: 0.8;
}

/* ===== DEMO CONTROLS (below phone) ===== */
.demo-controls {
  text-align: center;
  max-width: 320px;
}

.demo-ctrl-btn {
  background: var(--surface);
  border: 0.75px solid var(--border);
  padding: 8px 20px;
  border-radius: 100px;
  font-size: var(--text-sm);
  cursor: pointer;
  margin-bottom: var(--space-3);
  transition: all var(--duration-fast);
}

.demo-ctrl-btn:hover {
  border-color: var(--primary);
}

.demo-hint {
  font-size: var(--text-xs);
  opacity: 0.6;
}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  .demo-hanger,
  .demo-scan-bar,
  .demo-scan-item,
  .demo-tag,
  .demo-outfit-piece {
    animation: none !important;
  }
  .demo-closet-item:hover,
  .demo-occasion-card:hover {
    transform: none;
  }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 480px) {
  .demo-phone {
    width: 280px;
    height: 560px;
  }
  .demo-screen {
    border-radius: 28px;
  }
  .demo-nav {
    border-radius: 0 0 28px 28px;
  }
}