/* ==========================================================================
   简仓 · 设计系统 tokens
   ========================================================================== */

:root {
  /* ---------- Colors ---------- */
  --c-bg: #FFFFFF;
  --c-bg-soft: #F8F9FB;
  --c-bg-panel: #F3F4F7;
  --c-bg-hover: #F5F6F8;
  --c-bg-active: #EEF0F4;

  --c-border: #E5E7EB;
  --c-border-soft: #EEF0F2;
  --c-border-strong: #D1D5DB;

  --c-ink: #18181B;
  --c-text: #2B2F36;
  --c-text-2: #6B7280;
  --c-text-3: #9CA3AF;
  --c-text-4: #BFC4CC;

  --c-primary: #3B5BDB;
  --c-primary-hover: #2F4BC4;
  --c-primary-active: #243D9F;
  --c-primary-soft: #EDF1FF;
  --c-primary-softer: #F5F7FF;
  --c-primary-text: #2746B5;

  --c-success: #16A34A;
  --c-success-soft: #E8F7EC;
  --c-warning: #D97706;
  --c-warning-soft: #FEF3E0;
  --c-danger: #DC2626;
  --c-danger-soft: #FDECEC;
  --c-info: #0891B2;
  --c-info-soft: #E0F4F8;
  --c-purple: #7C3AED;
  --c-purple-soft: #F1EAFE;
  --c-pink: #DB2777;
  --c-pink-soft: #FCEAF2;
  --c-amber: #B45309;

  /* ---------- Module accent colors (subtle, for category chips/icons) ---------- */
  --m-sales: #5B8DEF;
  --m-purchase: #E0816C;
  --m-warehouse: #6BA67A;
  --m-finance: #C7903F;
  --m-data: #9C7AC6;

  /* ---------- Typography ---------- */
  --font-sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: "SF Mono", "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;
  --font-num: "Inter", "SF Pro Display", -apple-system, BlinkMacSystemFont, sans-serif;

  --fs-10: 10px;
  --fs-11: 11px;
  --fs-12: 12px;
  --fs-13: 13px;
  --fs-14: 14px;
  --fs-15: 15px;
  --fs-16: 16px;
  --fs-18: 18px;
  --fs-20: 20px;
  --fs-22: 22px;
  --fs-24: 24px;
  --fs-28: 28px;
  --fs-32: 32px;

  --lh-tight: 1.25;
  --lh-snug: 1.4;
  --lh-base: 1.55;

  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;

  /* ---------- Spacing ---------- */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 20px;
  --s-6: 24px;
  --s-7: 32px;
  --s-8: 40px;
  --s-9: 48px;
  --s-10: 64px;

  /* ---------- Radius (tweakable via [data-radius]) ---------- */
  --r-xs: 3px;
  --r-sm: 4px;
  --r-md: 6px;
  --r-lg: 8px;
  --r-xl: 12px;
  --r-2xl: 16px;
  --r-pill: 999px;

  /* ---------- Shadows ---------- */
  --sh-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --sh-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --sh-md: 0 4px 12px rgba(15, 23, 42, 0.06), 0 2px 4px rgba(15, 23, 42, 0.04);
  --sh-lg: 0 12px 32px rgba(15, 23, 42, 0.10), 0 4px 12px rgba(15, 23, 42, 0.06);
  --sh-popover: 0 12px 32px rgba(15, 23, 42, 0.12), 0 2px 8px rgba(15, 23, 42, 0.06);

  /* ---------- Layout ---------- */
  --sidebar-w: 220px;
  --sidebar-w-collapsed: 56px;
  --topbar-h: 52px;
  --page-pad: 24px;

  /* ---------- Density (tweakable via [data-density]) ---------- */
  --row-h: 40px;
  --row-h-sm: 32px;
  --row-h-lg: 48px;
  --cell-px: 14px;
  --cell-py: 10px;
}

/* ---------- Tweak: Radius variants ---------- */
[data-radius="square"] {
  --r-xs: 0px;
  --r-sm: 0px;
  --r-md: 2px;
  --r-lg: 2px;
  --r-xl: 4px;
  --r-2xl: 4px;
}
[data-radius="round"] {
  --r-xs: 6px;
  --r-sm: 8px;
  --r-md: 10px;
  --r-lg: 14px;
  --r-xl: 18px;
  --r-2xl: 22px;
}

/* ---------- Tweak: Density variants ---------- */
[data-density="compact"] {
  --row-h: 34px;
  --row-h-sm: 28px;
  --row-h-lg: 40px;
  --cell-px: 10px;
  --cell-py: 6px;
  --page-pad: 16px;
}
[data-density="cozy"] {
  --row-h: 48px;
  --row-h-sm: 36px;
  --row-h-lg: 56px;
  --cell-px: 18px;
  --cell-py: 14px;
  --page-pad: 32px;
}

/* ---------- Reset & base ---------- */
*,
*::before,
*::after { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-14);
  line-height: var(--lh-snug);
  color: var(--c-text);
  background: var(--c-bg-soft);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
  padding: 0;
}

input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

a { color: inherit; text-decoration: none; }

/* Numbers — tabular monospaced feel */
.num, .mono-num {
  font-family: var(--font-num);
  font-variant-numeric: tabular-nums;
  font-feature-settings: "tnum";
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #D8DCE3; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #B8BDC6; }