/* Infinite Craft – Clean Light & Obsidian Dark Mode Styling */
:root {
  --bg-workspace: #ffffff;
  --bg-sidebar: #f8fafc;
  --border-color: #e2e8f0;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --item-bg: #ffffff;
  --item-border: #cbd5e1;
  --item-shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
  --item-hover-border: #94a3b8;
  --accent-gold: #eab308;
  --accent-blue: #0284c7;
  --particle-color: rgba(2, 132, 199, 0.15);
  --modal-bg: rgba(255, 255, 255, 0.95);
  --pill-bg: rgba(255, 255, 255, 0.92);
  --pill-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

[data-theme="dark"] {
  --bg-workspace: #111115;
  --bg-sidebar: #18181f;
  --border-color: #272733;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --item-bg: #22222c;
  --item-border: #38384a;
  --item-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  --item-hover-border: #60a5fa;
  --accent-gold: #facc15;
  --accent-blue: #38bdf8;
  --particle-color: rgba(56, 189, 248, 0.15);
  --modal-bg: rgba(24, 24, 31, 0.95);
  --pill-bg: rgba(30, 30, 40, 0.92);
  --pill-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  width: 100%;
  height: 100vh;
  overflow: hidden;
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Outfit", "Segoe UI", sans-serif;
  background: var(--bg-workspace);
  color: var(--text-main);
  transition: background-color 0.25s ease, color 0.25s ease;
}

.app-container {
  display: flex;
  width: 100vw;
  height: 100vh;
  position: relative;
  overflow: hidden;
}

/* 1. Canvas / Workspace Area */
.workspace-area {
  flex: 1;
  height: 100vh;
  position: relative;
  overflow: hidden;
  background: var(--bg-workspace);
}

#particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* Top Navigation Bar */
.top-nav {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--pill-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.85rem;
  font-weight: 700;
  padding: 0.55rem 1rem;
  border-radius: 50px;
  box-shadow: var(--pill-shadow);
  cursor: pointer;
  transition: all 0.2s ease;
}

.nav-pill:hover {
  transform: translateY(-2px);
  border-color: var(--accent-blue);
}

.nav-brand {
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: -0.02em;
}

/* Bottom Floating Actions Deck */
.bottom-deck {
  position: absolute;
  bottom: 20px;
  left: 20px;
  z-index: 50;
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.deck-btn {
  background: var(--pill-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 0.55rem 0.95rem;
  border-radius: 50px;
  box-shadow: var(--pill-shadow);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.deck-btn:hover {
  transform: translateY(-2px);
  border-color: var(--text-main);
}

/* 2. Craftable Item Capsules */
.craft-item {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--item-bg);
  border: 1px solid var(--item-border);
  border-radius: 12px;
  padding: 8px 14px;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-main);
  box-shadow: var(--item-shadow);
  cursor: grab;
  z-index: 10;
  touch-action: none;
  will-change: transform, left, top;
  transition: box-shadow 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

.craft-item:hover {
  border-color: var(--item-hover-border);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12);
  z-index: 15;
}

.craft-item.dragging {
  cursor: grabbing;
  z-index: 100 !important;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  transform: scale(1.06);
  opacity: 0.92;
}

.craft-item.combining {
  animation: craftPop 0.35s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

@keyframes craftPop {
  0% { transform: scale(0.6); opacity: 0.5; }
  50% { transform: scale(1.2); }
  100% { transform: scale(1.0); opacity: 1; }
}

.craft-item.rejected {
  animation: rejectWobble 0.35s ease forwards;
}

@keyframes rejectWobble {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}

.item-emoji {
  font-size: 1.15rem;
  line-height: 1;
}

.item-label {
  white-space: nowrap;
}

/* First Discovery Floating Toast */
.discovery-badge {
  position: absolute;
  top: -24px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, #f59e0b, #eab308);
  color: #000000;
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 20px;
  box-shadow: 0 2px 8px rgba(234, 179, 8, 0.4);
  white-space: nowrap;
  pointer-events: none;
  animation: discoveryGlow 1.8s ease-out forwards;
}

@keyframes discoveryGlow {
  0% { transform: translateX(-50%) translateY(4px); opacity: 0; }
  20% { transform: translateX(-50%) translateY(-2px); opacity: 1; }
  80% { transform: translateX(-50%) translateY(-2px); opacity: 1; }
  100% { transform: translateX(-50%) translateY(-8px); opacity: 0; }
}

/* 3. Right Sidebar Drawer */
.sidebar {
  width: 340px;
  height: 100vh;
  background: var(--bg-sidebar);
  border-left: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  z-index: 40;
  transition: width 0.2s ease, transform 0.25s ease;
}

.sidebar-header {
  padding: 18px 16px 12px 16px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.sidebar-top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.sidebar-title {
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.discovery-counter-pill {
  background: var(--item-bg);
  border: 1px solid var(--border-color);
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--accent-blue);
  padding: 4px 10px;
  border-radius: 20px;
}

/* Search Bar */
.search-wrapper {
  position: relative;
  width: 100%;
}

.search-input {
  width: 100%;
  background: var(--item-bg);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  font-family: inherit;
  font-size: 0.88rem;
  padding: 9px 34px 9px 12px;
  border-radius: 10px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.search-input:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.search-icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.9rem;
  pointer-events: none;
}

/* Sort Toggles Bar */
.sort-bar {
  display: flex;
  gap: 6px;
}

.sort-btn {
  flex: 1;
  background: var(--item-bg);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 5px 8px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.sort-btn:hover {
  color: var(--text-main);
}

.sort-btn.active {
  background: var(--text-main);
  color: var(--bg-workspace);
  border-color: var(--text-main);
}

/* Sidebar Inventory Grid */
.inventory-scroll {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-wrap: wrap;
  align-content: flex-start;
  gap: 8px;
}

.inventory-scroll::-webkit-scrollbar {
  width: 5px;
}

.inventory-scroll::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

.inventory-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--item-bg);
  border: 1px solid var(--item-border);
  border-radius: 10px;
  padding: 6px 12px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-main);
  box-shadow: var(--item-shadow);
  cursor: grab;
  transition: all 0.15s ease;
}

.inventory-item:hover {
  transform: translateY(-2px);
  border-color: var(--accent-blue);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.inventory-item:active {
  transform: scale(0.96);
}

/* 4. Discoveries Modal Overlay */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-backdrop.active {
  display: flex;
}

.modal-card {
  width: 100%;
  max-width: 560px;
  max-height: 80vh;
  background: var(--modal-bg);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-title {
  font-size: 1.2rem;
  font-weight: 800;
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.3rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
}

.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.recipe-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--item-bg);
  border: 1px solid var(--border-color);
  padding: 10px 16px;
  border-radius: 12px;
  font-size: 0.9rem;
  font-weight: 700;
}

.recipe-formula {
  color: var(--text-muted);
}

.recipe-result {
  color: var(--text-main);
}

/* Hidden SEO Article */
.seo-article {
  position: absolute;
  top: 100000px;
  left: 0;
  width: 100%;
}

/* Mobile Responsive */
@media (max-width: 768px) {
  .sidebar {
    position: absolute;
    right: 0;
    top: 0;
    width: 280px;
    transform: translateX(100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
}