/* ─────────────────────────────────────────────────────────────
   Lead System — Design Tokens (Attio-inspired)
   ───────────────────────────────────────────────────────────── */

:root {
  /* Type */
  --font-sans: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --font-display: "Inter", "Noto Sans SC", sans-serif;

  /* ── V4 brand tokens (Claude Design handoff · 与 wa-desktop 客户端统一) ── */
  --bqr-cream:       #fbfaf6;
  --bqr-cream-2:     #f4f1ea;
  --bqr-cream-3:     #ebe7dc;
  --bqr-line:        #eae6db;
  --bqr-line-2:      #dad5c8;
  --bqr-ink-1:       #1a1916;
  --bqr-ink-2:       #3d3b34;
  --bqr-ink-3:       #7a7669;
  --bqr-ink-4:       #a8a496;
  --bqr-green-1:     #1a8a3f;
  --bqr-green-2:     #146631;
  --bqr-green-dim:   rgba(26,138,63,0.12);
  --bqr-green-tint:  #eef7f0;
  --bqr-warn:        #d65a3a;
  --bqr-warn-dim:    rgba(214,90,58,0.12);
  --bqr-gold:        #d4a857;

  /* ── Core neutrals (映射到 V4) ── */
  --canvas: var(--bqr-cream);
  --surface: #ffffff;
  --surface-2: var(--bqr-cream-2);
  --surface-3: var(--bqr-cream-3);
  --line: var(--bqr-line);
  --line-2: var(--bqr-line-2);
  --line-strong: var(--bqr-line-2);

  /* ── Ink ── */
  --ink-1: var(--bqr-ink-1);
  --ink-2: var(--bqr-ink-2);
  --ink-3: var(--bqr-ink-3);
  --ink-4: var(--bqr-ink-4);
  --ink-5: #b8b5ac;

  /* ── Brand 系映射到绿色 (旧代码引 brand-* 直接变绿 · 不用改 ref) ── */
  --brand-50:  var(--bqr-green-tint);
  --brand-100: var(--bqr-green-dim);
  --brand-200: #b2dabf;
  --brand-300: #7fc498;
  --brand-400: #4eaa6e;
  --brand-500: var(--bqr-green-1);
  --brand-600: var(--bqr-green-2);
  --brand-700: #0e4d24;
  --brand-800: #093919;

  /* ── Semantic ── */
  --success-50:  #eef6ee;
  --success-100: #d8ebd9;
  --success-500: #3d8b50;
  --success-600: #2f7042;
  --success-700: #245733;

  --warn-50:  #fbf3e0;
  --warn-100: #f5e6bd;
  --warn-500: #b27a16;
  --warn-600: #8d5f0e;
  --warn-700: #6b4709;

  --danger-50:  #fbeae5;
  --danger-100: #f5cbc0;
  --danger-500: #b53d24;
  --danger-600: #94301c;
  --danger-700: #722414;

  --info-50:  #eaf2fb;
  --info-100: #cfdef4;
  --info-500: #2c64aa;
  --info-600: #234f87;

  --violet-50: #f3edf9;
  --violet-500: #6e3ea3;

  --teal-50: #e6f3f1;
  --teal-500: #2f7d72;

  --amber-50: #fbf0d6;
  --amber-500: #a36a0c;

  /* ── Funnel colors (calibrated to feel like progress) ── */
  --stage-pending:  #94918a;   /* 待分配 — neutral */
  --stage-assigned: #3a7bbf;   /* 已分配 — info blue */
  --stage-contacted:#5b8ab5;   /* 已联络 — softer blue */
  --stage-joined:   #6e67c1;   /* 已进群 — indigo */
  --stage-opened:   #3d8b50;   /* 已开户 — green */
  --stage-lost:     #b53d24;   /* 失联 — danger */

  /* ── Radius ── */
  --r-xs: 4px;
  --r-sm: 6px;
  --r-md: 8px;
  --r-lg: 12px;
  --r-xl: 16px;
  --r-pill: 999px;

  /* ── Shadows ── */
  --shadow-xs: 0 1px 0 rgba(20,18,12,.04);
  --shadow-sm: 0 1px 2px rgba(20,18,12,.05), 0 0 0 1px rgba(20,18,12,.04);
  --shadow-md: 0 4px 14px -4px rgba(20,18,12,.10), 0 1px 3px rgba(20,18,12,.05);
  --shadow-lg: 0 16px 40px -16px rgba(20,18,12,.18), 0 4px 12px -4px rgba(20,18,12,.06);
  --shadow-pop: 0 24px 60px -20px rgba(20,18,12,.28), 0 6px 18px -6px rgba(20,18,12,.08);

  /* ── Spacing scale (4 base) ── */
  --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: 56px;

  /* ── Density (tweakable) ── */
  --row-h: 36px;
  --row-h-sm: 30px;
  --pad-x: 14px;
  --pad-y: 10px;

  /* ── Misc ── */
  --focus-ring: 0 0 0 3px rgba(26, 138, 63, .22);
  --ease: cubic-bezier(.2,.7,.2,1);
}

/* ── Dark mode (D9 · V4 polish · 浅绿 accent · 暖暗底色 · 2026-05-02) ── */
[data-theme="dark"] {
  /* 暖暗底 (跟浅色 cream 系一脉相承的反相 · 不用纯黑) */
  --canvas: #14130f;
  --surface: #1c1b16;
  --surface-2: #25231c;
  --surface-3: #2f2c24;
  --line: #2e2b22;
  --line-2: #3a362b;
  --line-strong: #4d4838;

  --ink-1: #f4f1e6;
  --ink-2: #cbc6b3;
  --ink-3: #918d7d;
  --ink-4: #6c6859;
  --ink-5: #4d493e;

  /* V4 绿系 dark · accent 浅绿 (暗底对比度) */
  --brand-50:  #122a1a;
  --brand-100: #163521;
  --brand-200: #1f4a30;
  --brand-300: #2c6442;
  --brand-400: #4a9b67;
  --brand-500: #5fc77e;     /* 浅绿 · active/CTA */
  --brand-600: #7dd49a;
  --brand-700: #a3e3b6;
  --brand-800: #c4ecd0;

  /* bqr-* 暗版本 (D2-D5 引用直接用) */
  --bqr-cream:    #14130f;
  --bqr-cream-2:  #1c1b16;
  --bqr-cream-3:  #25231c;
  --bqr-line:     #2e2b22;
  --bqr-line-2:   #3a362b;
  --bqr-ink-1:    #f4f1e6;
  --bqr-ink-2:    #cbc6b3;
  --bqr-ink-3:    #918d7d;
  --bqr-ink-4:    #6c6859;
  --bqr-green-1:  #5fc77e;
  --bqr-green-2:  #7dd49a;
  --bqr-green-dim: rgba(95,199,126,0.18);
  --bqr-green-tint: #163521;
  --bqr-warn:     #ed8a6a;     /* 暗底偏亮的暖红 */
  --bqr-warn-dim: rgba(237,138,106,0.18);
  --bqr-gold:     #e6c178;     /* 暗底偏亮的金 */

  --success-50:  #122a1a;
  --success-100: #163521;
  --success-500: #6fb585;
  --success-600: #5fc77e;
  --success-700: #7dd49a;

  --warn-50:  #2a1f0a;
  --warn-100: #3a2c0e;
  --warn-500: #e6c178;
  --warn-600: #efd09c;
  --warn-700: #f7dfb8;

  --danger-50:  #2a140d;
  --danger-100: #3a1c12;
  --danger-500: #ed8a6a;
  --danger-600: #f5a587;
  --danger-700: #f9c0a9;

  --info-50:  #0e1d2e;
  --info-100: #14273e;
  --info-500: #6396d0;

  --focus-ring: 0 0 0 3px rgba(95,199,126,0.28);

  --shadow-xs: 0 1px 0 rgba(0,0,0,.4);
  --shadow-sm: 0 1px 2px rgba(0,0,0,.5), 0 0 0 1px rgba(255,255,255,.04);
  --shadow-md: 0 4px 14px -4px rgba(0,0,0,.55), 0 1px 3px rgba(0,0,0,.35);
  --shadow-lg: 0 16px 40px -16px rgba(0,0,0,.75), 0 4px 12px -4px rgba(0,0,0,.45);
  --shadow-drawer: -8px 0 24px rgba(0,0,0,0.55);
}

/* ── Reset / base ── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html, body {
  font-family: var(--font-sans);
  background: var(--canvas);
  color: var(--ink-1);
  font-size: 13.5px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv11";
  font-variant-numeric: tabular-nums;
}

button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }
a { color: inherit; text-decoration: none; }
table { border-collapse: separate; border-spacing: 0; }

/* ── Utility primitives used across screens ── */

/* Pill (status, badges) */
.ls-pill {
  display: inline-flex; align-items: center; gap: 5px;
  height: 22px; padding: 0 8px;
  border-radius: var(--r-pill);
  font-size: 11.5px; font-weight: 540; letter-spacing: .1px;
  background: var(--surface-2); color: var(--ink-2);
  border: 1px solid var(--line);
  white-space: nowrap;
}
.ls-pill .dot { width: 6px; height: 6px; border-radius: 999px; background: currentColor; opacity: .8; }
.ls-pill svg { width: 12px; height: 12px; }

.ls-pill--pending  { color: #6b6960; background: #f1f0eb; border-color: #e3e1d9; }
.ls-pill--assigned { color: #234f87; background: var(--info-50); border-color: var(--info-100); }
.ls-pill--contacted{ color: #2f7d72; background: var(--teal-50); border-color: #cae6e1; }
.ls-pill--joined   { color: #4f47a8; background: var(--brand-50); border-color: var(--brand-100); }
.ls-pill--opened   { color: #245733; background: var(--success-50); border-color: var(--success-100); }
.ls-pill--lost     { color: #94301c; background: var(--danger-50); border-color: var(--danger-100); }
.ls-pill--warn     { color: #8d5f0e; background: var(--warn-50);   border-color: var(--warn-100); }
.ls-pill--violet   { color: var(--violet-500); background: var(--violet-50); border-color: #e1d4ee; }

/* Card */
.ls-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-xs);
}

/* Buttons */
.ls-btn {
  display: inline-flex; align-items: center; gap: 6px;
  height: 32px; padding: 0 12px;
  border-radius: var(--r-sm);
  font-size: 13px; font-weight: 540;
  border: 1px solid var(--line-2);
  background: var(--surface);
  color: var(--ink-1);
  transition: background .12s var(--ease), border-color .12s var(--ease), box-shadow .12s var(--ease);
  white-space: nowrap;
}
.ls-btn:hover { background: var(--surface-2); border-color: var(--line-strong); }
.ls-btn:active { background: var(--surface-3); }
.ls-btn--primary {
  background: var(--ink-1); color: var(--surface); border-color: var(--ink-1);
}
.ls-btn--primary:hover { background: #000; border-color: #000; }
.ls-btn--brand {
  background: var(--brand-500); color: #fff; border-color: var(--brand-500);
}
.ls-btn--brand:hover { background: var(--brand-600); border-color: var(--brand-600); }
.ls-btn--ghost {
  background: transparent; border-color: transparent; color: var(--ink-2);
}
.ls-btn--ghost:hover { background: var(--surface-2); }
.ls-btn--sm { height: 26px; padding: 0 9px; font-size: 12px; gap: 4px; }
.ls-btn--icon { width: 28px; padding: 0; justify-content: center; }
.ls-btn--icon.ls-btn--sm { width: 24px; height: 24px; }
.ls-btn--danger { color: var(--danger-600); }
.ls-btn--danger:hover { background: var(--danger-50); border-color: var(--danger-100); }

/* Inputs */
.ls-input, .ls-select {
  height: 30px; padding: 0 10px;
  background: var(--surface); color: var(--ink-1);
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  font-size: 13px;
  transition: border-color .12s var(--ease), box-shadow .12s var(--ease);
  outline: none;
}
.ls-input:focus, .ls-select:focus {
  border-color: var(--brand-400);
  box-shadow: var(--focus-ring);
}
.ls-input::placeholder { color: var(--ink-5); }

/* Search input with icon prefix */
.ls-search {
  position: relative; display: inline-flex; align-items: center;
}
.ls-search svg { position: absolute; left: 9px; width: 14px; height: 14px; color: var(--ink-4); pointer-events: none; }
.ls-search .ls-input { padding-left: 30px; }

/* Tables */
.ls-table { width: 100%; font-size: 13px; }
.ls-table thead th {
  position: sticky; top: 0; z-index: 1;
  text-align: left;
  font-weight: 540;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: .4px;
  color: var(--ink-4);
  padding: 8px var(--pad-x);
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.ls-table tbody td {
  padding: 9px var(--pad-x);
  border-bottom: 1px solid var(--line);
  color: var(--ink-1);
  vertical-align: middle;
}
.ls-table tbody tr:hover { background: var(--surface-2); }
.ls-table tbody tr:last-child td { border-bottom: 0; }

/* Mono numerals */
.mono { font-family: var(--font-mono); font-feature-settings: "tnum"; letter-spacing: -.2px; }
.tnum { font-variant-numeric: tabular-nums; }

/* Avatar */
.ls-avatar {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px;
  border-radius: 999px;
  background: var(--brand-100); color: var(--brand-700);
  font-size: 10.5px; font-weight: 600;
  flex-shrink: 0;
}
.ls-avatar--md { width: 28px; height: 28px; font-size: 12px; }
.ls-avatar--lg { width: 36px; height: 36px; font-size: 13px; }

/* Kbd */
.kbd {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 18px; height: 18px; padding: 0 4px;
  border: 1px solid var(--line-2);
  border-bottom-width: 2px;
  border-radius: 4px;
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--ink-3);
}

/* Section header inside card */
.ls-section-h {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
}
.ls-section-h h3 {
  font-size: 13px; font-weight: 600; color: var(--ink-1);
  display: flex; align-items: center; gap: 8px;
}
.ls-section-h h3 .count {
  font-weight: 500; color: var(--ink-4);
  background: var(--surface-2); padding: 1px 6px;
  border-radius: var(--r-xs); font-size: 11.5px;
}

/* Skeleton scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--line-2); border-radius: 99px; border: 2px solid var(--canvas); }
::-webkit-scrollbar-thumb:hover { background: var(--line-strong); }

/* Dividers */
.ls-divider { height: 1px; background: var(--line); }
.ls-divider--vert { width: 1px; height: 16px; background: var(--line); }

/* Subtle text accents */
.t-mute { color: var(--ink-3); }
.t-mute-2 { color: var(--ink-4); }
.t-strong { color: var(--ink-1); font-weight: 540; }

/* ── Round 15 · Skeleton placeholders ── */
.skel {
  display: inline-block;
  background: linear-gradient(90deg, var(--surface-2) 0%, var(--surface-3) 50%, var(--surface-2) 100%);
  background-size: 200% 100%;
  animation: skel-shimmer 1.4s linear infinite;
  border-radius: var(--r-sm);
  vertical-align: middle;
}
.skel-line     { height: 12px; width: 100%; }
.skel-line.w-30 { width: 30%; }
.skel-line.w-40 { width: 40%; }
.skel-line.w-60 { width: 60%; }
.skel-line.w-80 { width: 80%; }
.skel-row td   { padding: 11px 12px; }
@keyframes skel-shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Round 15 · Empty state (rich variant) ── */
.ls-empty-rich {
  padding: 48px 16px; text-align: center;
  color: var(--ink-3); font-size: 13px;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.ls-empty-rich .icon { font-size: 36px; opacity: .6; }
.ls-empty-rich .title { color: var(--ink-2); font-weight: 540; font-size: 13.5px; }
.ls-empty-rich .hint { color: var(--ink-4); font-size: 12px; }