/* ─── X-REAL Stock System v5 ─ Design Tokens ─────────────────────────── */
:root {
  /* Accent — tweakable */
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --accent-fg: #ffffff;
  --accent-subtle: #fef3c7;
  --accent-subtle-2: #fffbeb;
  --accent-border: #fde68a;

  /* Density — tweakable */
  --density: 1;
  --row-h: calc(40px * var(--density));
  --pad-card: calc(18px * var(--density));
  --pad-section: calc(20px * var(--density));
  --gap-tight: calc(8px * var(--density));
  --gap-default: calc(12px * var(--density));
  --gap-loose: calc(18px * var(--density));

  /* Neutrals (light) */
  --bg: #fafaf9;
  --bg-2: #f5f5f4;
  --surface: #ffffff;
  --surface-2: #fafafa;
  --surface-3: #f4f4f5;
  --border: #e7e5e4;
  --border-strong: #d4d4d8;
  --border-subtle: #f1f5f9;
  --text-1: #09090b;
  --text-2: #52525b;
  --text-3: #a1a1aa;
  --text-4: #d4d4d8;

  /* Semantic */
  --success: #10b981;
  --success-bg: #ecfdf5;
  --success-border: #a7f3d0;
  --danger: #ef4444;
  --danger-bg: #fef2f2;
  --danger-border: #fecaca;
  --warn: #f59e0b;
  --warn-bg: #fffbeb;
  --warn-border: #fde68a;
  --info: #3b82f6;
  --info-bg: #eff6ff;
  --info-border: #bfdbfe;
  --purple: #8b5cf6;
  --purple-bg: #f5f3ff;
  --purple-border: #ddd6fe;

  /* Shadows */
  --sh-xs: 0 1px 2px rgba(15, 23, 42, .04);
  --sh-sm: 0 1px 3px rgba(15, 23, 42, .06), 0 1px 2px rgba(15, 23, 42, .04);
  --sh-md: 0 4px 12px -2px rgba(15, 23, 42, .08), 0 2px 4px -1px rgba(15, 23, 42, .04);
  --sh-lg: 0 12px 32px -8px rgba(15, 23, 42, .12), 0 4px 12px -2px rgba(15, 23, 42, .06);
  --sh-xl: 0 24px 60px -12px rgba(15, 23, 42, .18);

  /* Radius */
  --r-xs: 4px;
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 20px;
  --r-pill: 999px;

  /* Type */
  --font-sans: "Inter", "IBM Plex Sans Thai", "Sarabun", system-ui, -apple-system, sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;

  /* Motion */
  --ease: cubic-bezier(.2, .8, .2, 1);
  --ease-spring: cubic-bezier(.34, 1.56, .64, 1);
  --dur-fast: 120ms;
  --dur: 200ms;
  --dur-slow: 360ms;

  /* Layout */
  --sidebar-w: 232px;
  --sidebar-w-collapsed: 64px;
  --topbar-h: 60px;
  --mobile-nav-h: 64px;
}

[data-theme="dark"] {
  --bg: #09090b;
  --bg-2: #0c0c0e;
  --surface: #131316;
  --surface-2: #18181b;
  --surface-3: #1f1f23;
  --border: #27272a;
  --border-strong: #3f3f46;
  --border-subtle: #1e1e22;
  --text-1: #fafafa;
  --text-2: #a1a1aa;
  --text-3: #71717a;
  --text-4: #3f3f46;

  --accent-subtle: rgba(245, 158, 11, .12);
  --accent-subtle-2: rgba(245, 158, 11, .06);
  --accent-border: rgba(245, 158, 11, .3);

  --success-bg: rgba(16, 185, 129, .12);
  --success-border: rgba(16, 185, 129, .3);
  --danger-bg: rgba(239, 68, 68, .12);
  --danger-border: rgba(239, 68, 68, .3);
  --warn-bg: rgba(245, 158, 11, .12);
  --warn-border: rgba(245, 158, 11, .3);
  --info-bg: rgba(59, 130, 246, .12);
  --info-border: rgba(59, 130, 246, .3);
  --purple-bg: rgba(139, 92, 246, .12);
  --purple-border: rgba(139, 92, 246, .3);

  --sh-xs: 0 1px 2px rgba(0, 0, 0, .4);
  --sh-sm: 0 1px 3px rgba(0, 0, 0, .5), 0 1px 2px rgba(0, 0, 0, .3);
  --sh-md: 0 4px 12px rgba(0, 0, 0, .5);
  --sh-lg: 0 12px 32px rgba(0, 0, 0, .6);
  --sh-xl: 0 24px 60px rgba(0, 0, 0, .7);
}

/* ─── Reset / base ───────────────────────────────────────────────────── */
* { box-sizing: border-box; }
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb { background: var(--border); border-radius: 999px; border: 2px solid transparent; background-clip: padding-box; }
*::-webkit-scrollbar-thumb:hover { background: var(--border-strong); background-clip: padding-box; border: 2px solid transparent; }

html, body, #root { height: 100%; margin: 0; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-1);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "cv11", "ss01";
}

input, select, textarea, button { font-family: inherit; color: inherit; }
button { background: none; border: none; padding: 0; cursor: pointer; }
input::placeholder, textarea::placeholder { color: var(--text-3); }

/* ─── Common utilities ───────────────────────────────────────────────── */
.xr-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--sh-xs);
  padding: var(--pad-card);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.xr-input, .xr-select {
  width: 100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 9px 12px;
  font-size: 13.5px;
  color: var(--text-1);
  outline: none;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
}
.xr-input:hover, .xr-select:hover { border-color: var(--border-strong); }
.xr-input:focus, .xr-select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-subtle); }

.xr-input--sm { padding: 6px 10px; font-size: 12.5px; border-radius: var(--r-sm); }

/* iOS Safari auto-zooms inputs when font-size < 16px on focus,
   which causes viewport reflow and breaks keyboard focus. Force 16px on mobile. */
@media (max-width: 720px) {
  .xr-input, .xr-select,
  .xr-input--sm,
  input[type="text"], input[type="number"], input[type="email"],
  input[type="password"], input[type="search"], input[type="tel"],
  input[type="date"], textarea, select {
    font-size: 16px !important;
  }
}

/* Buttons */
.xr-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 16px; border-radius: var(--r-md);
  font-size: 13px; font-weight: 600;
  background: var(--surface); color: var(--text-1);
  border: 1px solid var(--border);
  cursor: pointer; user-select: none; white-space: nowrap;
  transition: all var(--dur) var(--ease);
}
.xr-btn:hover { border-color: var(--border-strong); background: var(--surface-2); }
.xr-btn:active { transform: translateY(1px); }
.xr-btn:disabled { opacity: .5; cursor: not-allowed; }

.xr-btn--accent { background: var(--accent); color: var(--accent-fg); border-color: transparent; }
.xr-btn--accent:hover { background: var(--accent-hover); }

.xr-btn--ghost { background: transparent; border-color: transparent; color: var(--text-2); }
.xr-btn--ghost:hover { background: var(--surface-3); color: var(--text-1); }

.xr-btn--soft { background: var(--accent-subtle); color: var(--accent-hover); border-color: transparent; }
.xr-btn--soft:hover { background: var(--accent-border); }

.xr-btn--danger { background: var(--danger); color: #fff; border-color: transparent; }
.xr-btn--danger:hover { background: #dc2626; }
.xr-btn--danger-soft { background: var(--danger-bg); color: var(--danger); border-color: var(--danger-border); }
.xr-btn--danger-soft:hover { background: var(--danger-bg); filter: brightness(.96); }

.xr-btn--success { background: var(--success); color: #fff; border-color: transparent; }
.xr-btn--lg { padding: 12px 22px; font-size: 14px; }
.xr-btn--sm { padding: 6px 12px; font-size: 12px; border-radius: var(--r-sm); }
.xr-btn--icon { padding: 8px; width: 36px; }

/* Pills / badges */
.xr-pill {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: var(--r-pill);
  font-size: 11px; font-weight: 600;
  background: var(--surface-3); color: var(--text-2);
  border: 1px solid transparent;
  white-space: nowrap;
}
.xr-pill--accent { background: var(--accent-subtle); color: var(--accent-hover); border-color: var(--accent-border); }
.xr-pill--success { background: var(--success-bg); color: var(--success); border-color: var(--success-border); }
.xr-pill--danger { background: var(--danger-bg); color: var(--danger); border-color: var(--danger-border); }
.xr-pill--warn { background: var(--warn-bg); color: var(--warn); border-color: var(--warn-border); }
.xr-pill--info { background: var(--info-bg); color: var(--info); border-color: var(--info-border); }
.xr-pill--purple { background: var(--purple-bg); color: var(--purple); border-color: var(--purple-border); }

.xr-sku {
  display: inline-flex; align-items: center;
  padding: 2px 8px; border-radius: var(--r-sm);
  font-family: var(--font-mono); font-size: 11px; font-weight: 600;
  background: var(--surface-3); color: var(--text-1);
  border: 1px solid var(--border);
  letter-spacing: .2px;
}

/* Table */
.xr-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.xr-table th {
  text-align: left; padding: 10px 14px; font-weight: 600;
  font-size: 11.5px; letter-spacing: .2px;
  color: var(--text-3); background: var(--surface-2);
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
/* Batch row layouts (SKU + qty + lot + exp + delete) — responsive */
.xr-batch-row-5 {
  display: grid;
  grid-template-columns: minmax(0,2fr) 90px 110px 110px 36px;
  gap: 8px;
  align-items: center;
}
.xr-batch-row-3 {
  display: grid;
  grid-template-columns: minmax(0,2fr) 100px 36px;
  gap: 8px;
  align-items: center;
}
@media (max-width: 720px) {
  /* On mobile use flex-wrap (no grid-template-areas, which can break iOS keyboard focus) */
  .xr-batch-row-5 {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    grid-template-columns: none;
  }
  .xr-batch-row-5 > :nth-child(1) { flex: 1 1 calc(100% - 44px); min-width: 0; }
  .xr-batch-row-5 > :nth-child(5) { flex: 0 0 36px; }
  .xr-batch-row-5 > :nth-child(2) { flex: 0 0 70px; }
  .xr-batch-row-5 > :nth-child(3) { flex: 1 1 calc(50% - 40px); min-width: 0; }
  .xr-batch-row-5 > :nth-child(4) { flex: 1 1 100%; min-width: 0; }
  .xr-batch-row-3 {
    grid-template-columns: 1fr 90px 36px;
  }
}

/* Scrollable table card body: limits height + scrolls within card */
.xr-table-scroll {
  overflow: auto;
  max-height: 70vh;
  -webkit-overflow-scrolling: touch;
}
@media (max-width: 720px) {
  .xr-table-scroll { max-height: 60vh; }
}
/* Sticky header inside a .xr-table-scroll wrapper */
.xr-table-scroll .xr-table thead th {
  position: sticky; top: 0; z-index: 5;
  box-shadow: 0 1px 0 var(--border);
  background: var(--surface-2);
}
.xr-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: middle;
  color: var(--text-1);
}
.xr-table tbody tr { transition: background var(--dur-fast) var(--ease); }
.xr-table tbody tr:hover { background: var(--surface-2); }
.xr-table tbody tr:last-child td { border-bottom: 0; }

/* Field group */
.xr-fg { display: flex; flex-direction: column; gap: 6px; }
.xr-label {
  font-size: 11px; font-weight: 600;
  color: var(--text-3); letter-spacing: .2px;
  white-space: nowrap;
}

/* Helper utility classes */
.xr-mono { font-family: var(--font-mono); }
.xr-flex { display: flex; }
.xr-grow { flex: 1; min-width: 0; }
.xr-row { display: flex; align-items: center; gap: var(--gap-default); }
.xr-stack { display: flex; flex-direction: column; gap: var(--gap-default); }

/* Animations */
@keyframes xr-spin { to { transform: rotate(360deg); } }
@keyframes xr-fade-up { 0% { opacity: 0; transform: translateY(8px); } 100% { opacity: 1; transform: translateY(0); } }
@keyframes xr-fade-in { 0% { opacity: 0; } 100% { opacity: 1; } }
@keyframes xr-scale-in { 0% { opacity: 0; transform: scale(.96); } 100% { opacity: 1; transform: scale(1); } }
@keyframes xr-pulse { 0%,100% { opacity: 1; } 50% { opacity: .55; } }
@keyframes xr-shimmer {
  0% { background-position: -200px 0; }
  100% { background-position: calc(200px + 100%) 0; }
}

.xr-fade-in { animation: xr-fade-in var(--dur) var(--ease) both; }
.xr-fade-up { animation: xr-fade-up var(--dur-slow) var(--ease) both; }
.xr-scale-in { animation: xr-scale-in var(--dur) var(--ease-spring) both; }

/* Status dot */
.xr-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--success); position: relative; flex-shrink: 0; }
.xr-dot::after {
  content: ""; position: absolute; inset: -3px; border-radius: 50%;
  background: var(--success); opacity: .3; animation: xr-pulse 2s var(--ease) infinite;
}

/* Modal */
.xr-modal-overlay {
  position: fixed; inset: 0; z-index: 5000;
  background: rgba(9, 9, 11, .55);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  animation: xr-fade-in var(--dur) var(--ease) both;
  padding: 20px;
}
.xr-modal {
  background: var(--surface); border-radius: var(--r-lg);
  box-shadow: var(--sh-xl);
  width: 100%; max-width: 460px;
  border: 1px solid var(--border);
  animation: xr-scale-in var(--dur) var(--ease-spring) both;
  max-height: calc(100vh - 40px); overflow-y: auto;
}

/* Toast */
.xr-toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  z-index: 9000;
  padding: 11px 18px; border-radius: var(--r-md);
  font-size: 13px; font-weight: 600;
  background: var(--surface); color: var(--text-1);
  border: 1px solid var(--border);
  box-shadow: var(--sh-lg);
  display: flex; align-items: center; gap: 10px;
  animation: xr-fade-up var(--dur) var(--ease-spring) both;
}
.xr-toast--ok { border-color: var(--success-border); }
.xr-toast--err { border-color: var(--danger-border); }
.xr-toast__icon { width: 18px; height: 18px; flex-shrink: 0; }

/* Hover lift for clickable cards */
.xr-clickable {
  cursor: pointer;
  transition: transform var(--dur-fast) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.xr-clickable:hover { border-color: var(--accent); box-shadow: var(--sh-md); }
.xr-clickable:active { transform: translateY(1px); }

/* Sidebar nav item */
.xr-nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 12px; border-radius: var(--r-md);
  color: var(--text-2); font-size: 13.5px; font-weight: 500;
  cursor: pointer; user-select: none;
  transition: all var(--dur-fast) var(--ease);
  position: relative;
}
.xr-nav-item:hover { background: var(--surface-3); color: var(--text-1); }
.xr-nav-item--active {
  background: var(--accent-subtle); color: var(--accent-hover);
  font-weight: 600;
}
[data-theme="dark"] .xr-nav-item--active { color: var(--accent); }

/* Logo */
.xr-logo-mark {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  color: #fff; flex-shrink: 0;
  box-shadow: 0 2px 8px -1px var(--accent-subtle), inset 0 1px 0 rgba(255,255,255,.2);
}

/* Empty state */
.xr-empty {
  text-align: center; padding: 56px 20px;
  color: var(--text-3); font-size: 14px;
}
.xr-empty__icon { font-size: 32px; margin-bottom: 8px; opacity: .5; }

/* Responsive */
@media (max-width: 900px) {
  :root { --sidebar-w: 0; }
  .xr-hide-mobile { display: none !important; }
  body { font-size: 13.5px; }
}
@media (min-width: 901px) {
  .xr-hide-desktop { display: none !important; }
}

/* Tweaks panel overrides — neutralize the starter's defaults to match our theme */
.tweaks-panel {
  background: var(--surface) !important;
  border: 1px solid var(--border) !important;
  color: var(--text-1) !important;
  box-shadow: var(--sh-xl) !important;
  border-radius: var(--r-lg) !important;
}
.tweaks-panel * { font-family: var(--font-sans) !important; }