/* ======================== KIT APP STYLES ======================== */

/* Nav bar */
.app-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12, 10, 20, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(155, 143, 184, 0.1);
  padding: 0 24px;
}

.app-nav-inner {
  max-width: var(--container);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.nav-brand {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.2rem;
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-decoration: none;
}

.nav-back {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav-back:hover { color: var(--accent); }

/* ======================== CREATE PAGE ======================== */
.create-page {
  min-height: 100vh;
  background: var(--bg);
}

.create-header {
  padding: 60px 24px 40px;
  text-align: center;
}

.create-header h1 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 12px;
  line-height: 1.1;
}

.create-header p {
  color: var(--fg-muted);
  font-size: 1.1rem;
  max-width: 520px;
  margin: 0 auto;
}

/* ======================== VIBE GRID ======================== */
.vibe-section {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px 60px;
}

.section-label {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-pink);
  margin-bottom: 20px;
}

.vibe-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.vibe-card {
  background: var(--surface);
  border: 2px solid rgba(155, 143, 184, 0.08);
  border-radius: var(--radius);
  padding: 28px 24px;
  cursor: pointer;
  transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s;
  position: relative;
  overflow: hidden;
}

.vibe-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--kit-primary, #c4a1ff), var(--kit-accent, #ff8ec4));
  opacity: 0;
  transition: opacity 0.25s;
  pointer-events: none;
}

.vibe-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.4);
}

.vibe-card:hover::before { opacity: 0.05; }

.vibe-card.selected {
  border-color: var(--kit-primary, var(--accent));
  box-shadow: 0 0 0 1px var(--kit-primary, var(--accent)), 0 8px 32px rgba(0,0,0,0.4);
}

.vibe-card.selected::before { opacity: 0.08; }

.vibe-emoji {
  font-size: 2.2rem;
  margin-bottom: 12px;
  display: block;
}

.vibe-name {
  font-family: 'Syne', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.vibe-desc {
  color: var(--fg-muted);
  font-size: 0.88rem;
  line-height: 1.55;
  margin-bottom: 16px;
}

.vibe-palette {
  display: flex;
  gap: 5px;
}

.palette-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.1);
  flex-shrink: 0;
}

/* ======================== KIT PREVIEW ======================== */
.kit-preview {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px 80px;
}

.kit-preview-panel {
  background: var(--surface);
  border: 1px solid rgba(155, 143, 184, 0.1);
  border-radius: 24px;
  padding: 48px;
  display: none;
}

.kit-preview-panel.visible { display: block; }

.kit-preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 16px;
}

.kit-preview-title {
  font-family: 'Syne', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
}

.kit-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s;
  text-decoration: none;
  border: none;
}

.btn:hover { opacity: 0.88; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: linear-gradient(135deg, var(--gradient-start), var(--gradient-mid), var(--gradient-end));
  color: #0c0a14;
}

.btn-outline {
  background: transparent;
  border: 1.5px solid rgba(155, 143, 184, 0.25);
  color: var(--fg);
}

.btn-outline:hover { border-color: var(--accent); color: var(--accent); }

/* ======================== KIT SECTIONS ======================== */
.kit-sections {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 32px;
}

.kit-section {
  background: var(--surface-raised);
  border-radius: var(--radius);
  padding: 28px;
}

.kit-section-label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

/* Color palette display */
.palette-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.palette-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.palette-swatch {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  flex-shrink: 0;
  border: 1px solid rgba(255,255,255,0.1);
}

.palette-info {
  flex: 1;
}

.palette-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.palette-hex {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.9rem;
  color: var(--fg);
}

/* Overlay mockup */
.overlay-mockup {
  background: var(--kit-bg, #1a1628);
  border-radius: 12px;
  padding: 20px;
  min-height: 160px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: 2px solid var(--kit-primary, var(--accent));
  transition: all 0.3s;
}

.overlay-bar {
  background: var(--kit-surface, #221e32);
  border-left: 3px solid var(--kit-primary, var(--accent));
  border-radius: 6px;
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.overlay-name {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--kit-text, var(--fg));
}

.overlay-value {
  font-size: 0.85rem;
  color: var(--kit-primary, var(--accent));
  font-weight: 600;
}

.overlay-chat {
  background: var(--kit-surface, #221e32);
  border-radius: 6px;
  padding: 8px 14px;
  flex: 1;
}

.chat-line {
  font-size: 0.78rem;
  color: var(--kit-muted, var(--fg-muted));
  margin-bottom: 4px;
  padding: 2px 0;
}

.chat-line span {
  color: var(--kit-primary, var(--accent));
  font-weight: 600;
}

/* Panel mockup */
.panel-mockup {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.panel-card {
  background: var(--kit-surface, #221e32);
  border-radius: 8px;
  padding: 14px;
  border-top: 3px solid var(--kit-accent, var(--accent-pink));
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
}

.panel-icon { font-size: 1.4rem; }

.panel-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--kit-text, var(--fg));
}

/* Alert mockup */
.alert-mockup {
  grid-column: span 2;
  background: var(--surface-raised);
  border-radius: var(--radius);
  padding: 28px;
}

.alert-preview {
  background: var(--kit-bg, #1a1628);
  border-radius: 12px;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  border: 2px solid var(--kit-primary, var(--accent));
  position: relative;
  overflow: hidden;
}

.alert-preview::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.04), transparent);
  pointer-events: none;
}

.alert-icon { font-size: 2rem; }

.alert-text { flex: 1; }

.alert-headline {
  font-family: 'Syne', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--kit-primary, var(--accent));
  margin-bottom: 2px;
}

.alert-sub {
  font-size: 0.85rem;
  color: var(--kit-text, var(--fg));
}

.alert-badge {
  background: var(--kit-primary, var(--accent));
  color: var(--kit-bg, #0c0a14);
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 100px;
}

/* Spec sheet */
.spec-grid {
  grid-column: span 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.spec-item {
  background: var(--surface-raised);
  border-radius: var(--radius-sm);
  padding: 20px;
}

.spec-key {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--fg-muted);
  margin-bottom: 6px;
}

.spec-val {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg);
}

/* Share section */
.share-section {
  border-top: 1px solid rgba(155, 143, 184, 0.1);
  padding-top: 28px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.share-url-box {
  flex: 1;
  background: var(--surface-raised);
  border: 1px solid rgba(155, 143, 184, 0.1);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  color: var(--fg-muted);
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--fg-muted);
}

.empty-state-icon { font-size: 3rem; margin-bottom: 16px; }

.empty-state p { font-size: 1rem; }

/* Loading state */
.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(196, 161, 255, 0.3);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* Toast notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--surface-raised);
  border: 1px solid rgba(196, 161, 255, 0.2);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  font-size: 0.9rem;
  color: var(--fg);
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
  transform: translateY(80px);
  opacity: 0;
  transition: transform 0.3s, opacity 0.3s;
  z-index: 999;
}

.toast.show { transform: translateY(0); opacity: 1; }

/* ======================== RESPONSIVE ======================== */
@media (max-width: 768px) {
  .kit-preview-panel { padding: 28px 20px; }
  .kit-sections { grid-template-columns: 1fr; }
  .alert-mockup { grid-column: span 1; }
  .spec-grid { grid-column: span 1; grid-template-columns: 1fr 1fr; }
  .panel-mockup { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .vibe-grid { grid-template-columns: 1fr; }
  .spec-grid { grid-template-columns: 1fr; }
  .create-header { padding: 40px 16px 24px; }
  .kit-section { padding: 20px; }
}