/* ============================================================
   LIMS Workbench — Design Tokens
   Cool / Linear-inspired. Three visual variations share these
   tokens; each variation overrides selectively.
   ============================================================ */

:root {
  /* ---- Brand / accents -------------------------------------- */
  --primary: #2563eb;          /* default blue */
  --primary-soft: #eff6ff;
  --primary-ink: #1d4ed8;
  --accent: #06b6d4;           /* cyan */

  /* ---- Status palette --------------------------------------- */
  --st-overdue: #dc2626;       /* 逾期 */
  --st-overdue-soft: #fef2f2;
  --st-due: #f59e0b;           /* 临期 */
  --st-due-soft: #fffbeb;
  --st-active: #2563eb;        /* 进行中 */
  --st-active-soft: #eff6ff;
  --st-ok: #059669;            /* 已完成 / 正常 */
  --st-ok-soft: #ecfdf5;
  --st-pending: #6b7280;       /* 待处理 */
  --st-pending-soft: #f3f4f6;
  --st-paused: #9333ea;        /* 暂停 */
  --st-paused-soft: #faf5ff;

  /* ---- Neutrals (cool) -------------------------------------- */
  --bg: #fbfcfd;
  --surface: #ffffff;
  --surface-2: #f7f9fb;
  --surface-3: #f1f4f7;
  --ink-1: #0f172a;            /* primary text */
  --ink-2: #334155;
  --ink-3: #64748b;
  --ink-4: #94a3b8;
  --ink-5: #cbd5e1;
  --line: #e2e8f0;
  --line-soft: #eef2f6;
  --line-hard: #cbd5e1;

  /* ---- Type ------------------------------------------------- */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont,
               "PingFang SC", "Microsoft YaHei", "Helvetica Neue",
               Arial, sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", "SF Mono",
               Menlo, Consolas, monospace;

  /* ---- Spacing / radius ------------------------------------ */
  --r-xs: 4px;
  --r-sm: 6px;
  --r-md: 8px;
  --r-lg: 12px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;

  /* ---- Density --------------------------------------------- */
  --row-h: 32px;
  --pad-card: 14px;
  --gap-grid: 12px;
  --fs-body: 13px;
  --fs-meta: 11.5px;
  --fs-mono: 12.5px;
  --fs-h1: 15px;
  --fs-num: 22px;

  /* ---- Shadow ---------------------------------------------- */
  --shadow-sm: 0 1px 0 rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06),
               0 1px 0 rgba(15, 23, 42, 0.04);
  --shadow-drawer: -16px 0 48px -12px rgba(15, 23, 42, 0.18);
}

/* Density: comfy */
[data-density="comfy"] {
  --row-h: 38px;
  --pad-card: 18px;
  --gap-grid: 16px;
  --fs-body: 14px;
  --fs-meta: 12px;
  --fs-num: 26px;
}
/* Density: dense (Bloomberg-ish) */
[data-density="dense"] {
  --row-h: 26px;
  --pad-card: 10px;
  --gap-grid: 8px;
  --fs-body: 12px;
  --fs-meta: 10.5px;
  --fs-mono: 11.5px;
  --fs-num: 20px;
}

/* Dark mode */
[data-theme="dark"] {
  --bg: #0b1220;
  --surface: #0f172a;
  --surface-2: #111c30;
  --surface-3: #182338;
  --ink-1: #f1f5f9;
  --ink-2: #cbd5e1;
  --ink-3: #94a3b8;
  --ink-4: #64748b;
  --ink-5: #475569;
  --line: #1e293b;
  --line-soft: #172033;
  --line-hard: #334155;
  --primary-soft: rgba(37, 99, 235, 0.12);
  --st-overdue-soft: rgba(220, 38, 38, 0.14);
  --st-due-soft: rgba(245, 158, 11, 0.14);
  --st-active-soft: rgba(37, 99, 235, 0.14);
  --st-ok-soft: rgba(5, 150, 105, 0.14);
  --st-pending-soft: rgba(107, 114, 128, 0.16);
  --st-paused-soft: rgba(147, 51, 234, 0.14);
}

/* ---- Reset (light) ----------------------------------------- */
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.45;
  color: var(--ink-1);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "cv11", "ss03", "ss01";
}
button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}
a { color: inherit; text-decoration: none; }

/* ---- Utility ----------------------------------------------- */
.mono { font-family: var(--font-mono); font-feature-settings: "tnum"; }
.num  { font-family: var(--font-mono); font-feature-settings: "tnum"; }
.muted { color: var(--ink-3); }
.dim   { color: var(--ink-4); }
.hairline { border-bottom: 1px solid var(--line); }

/* ---- Top nav (shared) -------------------------------------- */
.topbar {
  height: 48px;
  display: flex;
  align-items: stretch;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 16px;
  border-right: 1px solid var(--line);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink-1);
}
.topbar-brand .logo-dot {
  width: 18px; height: 18px;
  border-radius: 5px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.18);
}
.topbar-brand .name { font-size: 13px; }
.topbar-brand .sub  { font-size: 11px; color: var(--ink-3); margin-left: 4px; font-weight: 500; }

.role-switcher {
  display: flex;
  align-items: stretch;
  flex: 1;
  overflow-x: auto;
}
.role-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0 14px;
  font-size: 12.5px;
  color: var(--ink-3);
  border-right: 1px solid var(--line-soft);
  white-space: nowrap;
  position: relative;
}
.role-tab:hover { color: var(--ink-1); background: var(--surface-2); }
.role-tab.active {
  color: var(--ink-1);
  font-weight: 600;
  background: var(--surface);
}
.role-tab.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: var(--primary);
}
.role-tab .role-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ink-4);
}
.role-tab.active .role-dot { background: var(--primary); }

.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
  border-left: 1px solid var(--line);
  color: var(--ink-3);
  font-size: 12px;
}
.topbar-right .clock { font-family: var(--font-mono); color: var(--ink-2); }
.topbar-right .live  {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 3px 8px; border-radius: 999px;
  background: var(--st-ok-soft); color: var(--st-ok);
  font-size: 11px; font-weight: 600;
}
.topbar-right .live::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--st-ok);
  box-shadow: 0 0 0 0 var(--st-ok);
  animation: pulse 1.6s infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(5, 150, 105, 0.45); }
  70%  { box-shadow: 0 0 0 8px rgba(5, 150, 105, 0); }
  100% { box-shadow: 0 0 0 0 rgba(5, 150, 105, 0); }
}
.topbar-avatar {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, #0ea5e9, #6366f1);
  color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 600;
}

/* ---- Status pill / chip ------------------------------------ */
.pill {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 500;
  background: var(--surface-3);
  color: var(--ink-2);
  white-space: nowrap;
  line-height: 1.4;
}
.pill::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--ink-4);
}
.pill.overdue { background: var(--st-overdue-soft); color: var(--st-overdue); }
.pill.overdue::before { background: var(--st-overdue); }
.pill.due     { background: var(--st-due-soft); color: var(--st-due); }
.pill.due::before     { background: var(--st-due); }
.pill.active  { background: var(--st-active-soft); color: var(--st-active); }
.pill.active::before  { background: var(--st-active); }
.pill.ok      { background: var(--st-ok-soft); color: var(--st-ok); }
.pill.ok::before      { background: var(--st-ok); }
.pill.pending { background: var(--st-pending-soft); color: var(--st-pending); }
.pill.pending::before { background: var(--st-pending); }
.pill.paused  { background: var(--st-paused-soft); color: var(--st-paused); }
.pill.paused::before  { background: var(--st-paused); }

/* ---- Drawer (shared) --------------------------------------- */
.drawer-overlay {
  position: fixed; inset: 0;
  background: rgba(15, 23, 42, 0.32);
  opacity: 0;
  pointer-events: none;
  transition: opacity .18s ease;
  z-index: 90;
}
.drawer-overlay.open { opacity: 1; pointer-events: auto; }
.drawer {
  position: fixed;
  top: 0; right: 0;
  height: 100%;
  width: 70vw;
  max-width: 980px;
  min-width: 720px;
  background: var(--surface);
  border-left: 1px solid var(--line);
  box-shadow: var(--shadow-drawer);
  transform: translateX(100%);
  transition: transform .22s cubic-bezier(.4,.0,.2,1);
  z-index: 100;
  display: flex;
  flex-direction: column;
}
.drawer.open { transform: translateX(0); }
.drawer-head {
  padding: 16px 20px 12px;
  border-bottom: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 8px;
}
.drawer-title {
  display: flex; align-items: center; gap: 10px;
  font-size: 16px; font-weight: 600;
  letter-spacing: -0.01em;
}
.drawer-sub {
  font-size: 12px; color: var(--ink-3);
  display: flex; gap: 14px; flex-wrap: wrap;
}
.drawer-sub span b { color: var(--ink-2); font-weight: 500; }
.drawer-tabs {
  display: flex; gap: 4px;
  padding: 0 20px;
  border-bottom: 1px solid var(--line);
}
.drawer-tab {
  padding: 10px 12px;
  font-size: 12.5px;
  color: var(--ink-3);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}
.drawer-tab:hover { color: var(--ink-1); }
.drawer-tab.active {
  color: var(--ink-1); font-weight: 600;
  border-bottom-color: var(--primary);
}
.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px 24px;
}
.drawer-close {
  margin-left: auto;
  padding: 4px;
  color: var(--ink-3);
  border-radius: var(--r-sm);
}
.drawer-close:hover { color: var(--ink-1); background: var(--surface-2); }

/* ---- Scrollbars -------------------------------------------- */
::-webkit-scrollbar { width: 8px; height: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--line); border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: var(--ink-5); }

/* ---- Generic field rows in drawer -------------------------- */
.kv-grid {
  display: grid;
  grid-template-columns: 110px 1fr;
  row-gap: 6px;
  column-gap: 12px;
  font-size: 12.5px;
}
.kv-grid dt { color: var(--ink-3); }
.kv-grid dd { margin: 0; color: var(--ink-1); }

.section-head {
  display: flex; align-items: center; gap: 10px;
  margin: 18px 0 8px;
}
.section-head .h {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.section-head .l {
  flex: 1; height: 1px; background: var(--line);
}

/* ---- Common buttons ---------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 10px;
  border-radius: var(--r-sm);
  font-size: 12px; font-weight: 500;
  border: 1px solid var(--line-hard);
  color: var(--ink-2);
  background: var(--surface);
  transition: all .12s;
}
.btn:hover { color: var(--ink-1); border-color: var(--ink-4); background: var(--surface-2); }
.btn.primary {
  background: var(--primary); color: white; border-color: var(--primary);
}
.btn.primary:hover { background: var(--primary-ink); border-color: var(--primary-ink); color: white; }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.ghost:hover { background: var(--surface-2); }

/* ---- Mini bar ---------------------------------------------- */
.bar {
  width: 100%; height: 4px;
  background: var(--surface-3);
  border-radius: 2px; overflow: hidden;
}
.bar > i {
  display: block; height: 100%;
  background: var(--primary);
  border-radius: 2px;
}
.bar.overdue > i { background: var(--st-overdue); }
.bar.due > i { background: var(--st-due); }
.bar.ok > i { background: var(--st-ok); }