/* ════════════════════════════════════════════════════════════
   tokens.css — CNCQuoter design tokens (single source of truth)
   ════════════════════════════════════════════════════════════
   Catalog "七、设计语言" 声明的所有设计原则在此集中定义。
   修改这里 → 全站 50+ 页面统一生效。
   Load order:  tokens.css  →  style.css  →  page-specific.css
   ════════════════════════════════════════════════════════════ */

:root {
  /* ── Brand ──────────────────────────────────────────── */
  --c-accent:        #eab308;   /* 黄铜金 — 主品牌色 */
  --c-accent-strong: #ca8a04;   /* hover / active */
  --c-accent-soft:   #fef3c7;   /* 背景着色 */
  --c-ink:           #0a0a0a;   /* 工业黑 — 正文/按钮文字 */
  --c-paper:         #fafafa;   /* 页底 */
  --c-primary:       #111;      /* legacy alias for --c-ink */

  /* ── Semantic colors ───────────────────────────────── */
  --c-success:       #16a34a;   /* 翠绿 */
  --c-success-bg:    rgba(22,163,74,0.08);
  --c-warning:       #f59e0b;   /* 琥珀 */
  --c-warning-bg:    rgba(245,158,11,0.08);
  --c-danger:        #dc2626;   /* 朱红 */
  --c-danger-bg:     rgba(220,38,38,0.08);
  --c-info:          #0ea5e9;   /* 钢蓝 */
  --c-info-bg:       rgba(14,165,233,0.08);

  /* ── Neutral scale (light) ─────────────────────────── */
  --c-text-1:        #0a0a0a;
  --c-text-2:        #555;
  --c-text-3:        #6b6b6b;   /* fixed: 4.7:1 contrast on #fff (was #888 = 3.5:1) */
  --c-text-4:        #8c8c8c;   /* fixed: 3.4:1 contrast (large text OK) */
  --c-border-1:      rgba(0,0,0,0.08);
  --c-border-2:      rgba(0,0,0,0.16);
  --c-bg-1:          #ffffff;
  --c-bg-2:          #fafafa;
  --c-bg-3:          #f3f4f6;

  /* ── Legacy aliases — style.css :root 同名旧 token 经此解析到新 token。
     阶段 1：删 style.css :root 后旧名仍可用。light 值映射到新 --c-*
     (Δ<8/255 不可见)；success/warning/primary-dark/radius/transition
     保留旧值(裁决)。dark 值在 [data-theme=dark] 块逐字保留，零视觉变化。 */
  --bg:              var(--c-bg-2);
  --card:            var(--c-bg-1);
  --primary:         var(--c-primary);
  --primary-light:   var(--c-bg-2);
  --accent:          var(--c-accent);
  --accent-hover:    var(--c-accent-strong);
  --accent-light:    var(--c-accent-soft);
  --text:            var(--c-text-1);
  --text2:           var(--c-text-2);
  --text3:           var(--c-text-3);
  --border:          var(--c-border-1);
  --border2:         var(--c-border-2);
  --danger:          var(--c-danger);
  --font:            var(--font-sans);
  --shadow:          var(--shadow-1);
  --shadow-md:       var(--shadow-2);
  --shadow-lg:       var(--shadow-3);
  --success:         #047857;
  --warning:         #b45309;
  --primary-dark:    #000000;
  --radius:          12px;
  --transition:      all .2s ease;

  /* ── Typography ────────────────────────────────────── */
  --font-sans: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI',
               'PingFang SC', 'Source Han Sans CN', 'Microsoft YaHei', sans-serif;
  --font-mono: 'JetBrains Mono', 'IBM Plex Mono', 'SF Mono', ui-monospace,
               'Cascadia Code', Menlo, Consolas, monospace;
  --fs-12: 12px;
  --fs-13: 13px;
  --fs-14: 14px;
  --fs-16: 16px;
  --fs-18: 18px;
  --fs-22: 22px;
  --fs-28: 28px;
  --fs-32: 32px;
  --fs-44: 44px;
  --fw-regular: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;
  --fw-extra: 800;

  /* ── Spacing (8px grid) ────────────────────────────── */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;

  /* ── Radius (catalog: 6/10/16/24) ─────────────────── */
  --radius-1: 6px;
  --radius-2: 10px;
  --radius-3: 16px;
  --radius-4: 24px;
  --radius-pill: 999px;

  /* ── Elevation (catalog promised --shadow-1/2/3) ──── */
  --shadow-1: 0 1px 2px rgba(0,0,0,0.04), 0 1px 3px rgba(0,0,0,0.06);
  --shadow-2: 0 4px 12px rgba(0,0,0,0.06), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-3: 0 12px 32px rgba(0,0,0,0.10), 0 4px 12px rgba(0,0,0,0.06);
  --shadow-focus: 0 0 0 3px rgba(234,179,8,0.25);

  /* ── Motion ────────────────────────────────────────── */
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s ease;
  --transition-slow: 0.4s ease;

  /* ── Z-index scale ─────────────────────────────────── */
  --z-base:    0;
  --z-sticky:  80;
  --z-fab:     90;
  --z-toast:   95;
  --z-modal:   100;
  --z-popover: 110;

  /* ── Container ─────────────────────────────────────── */
  --container-max: 1280px;
  --container-pad: 16px;

  /* ── Breakpoints (informational; use directly in @media) */
  /* 768 / 1024 / 1440 */
}

/* ════════════════════════════════════════════════════════════ */
/* Dark mode overrides — only color tokens flip                  */
/* ════════════════════════════════════════════════════════════ */
[data-theme="dark"] {
  --c-text-1:   #f5f5f5;
  --c-text-2:   #c5c5c5;
  --c-text-3:   #999;
  --c-text-4:   #666;
  --c-border-1: rgba(255,255,255,0.08);
  --c-border-2: rgba(255,255,255,0.16);
  --c-bg-1:     #181818;
  --c-bg-2:     #0f0f0f;
  --c-bg-3:     #0a0a0a;
  --c-paper:    #0a0a0a;
  --c-ink:      #f5f5f5;

  --c-success-bg: rgba(22,163,74,0.18);
  --c-warning-bg: rgba(245,158,11,0.18);
  --c-danger-bg:  rgba(220,38,38,0.18);
  --c-info-bg:    rgba(14,165,233,0.18);

  --shadow-1: 0 1px 2px rgba(0,0,0,0.4), 0 1px 3px rgba(0,0,0,0.6);
  --shadow-2: 0 4px 12px rgba(0,0,0,0.5), 0 2px 4px rgba(0,0,0,0.4);
  --shadow-3: 0 12px 32px rgba(0,0,0,0.6), 0 4px 12px rgba(0,0,0,0.4);

  /* Legacy token dark values — preserved verbatim from style.css so dark
     mode is byte-identical after the style.css :root removal. Drop this
     block in stage 4 once dark neutrality (slate→neutral grey) is accepted. */
  --bg:#111827;--card:#1f2937;--primary:#e5e7eb;--primary-dark:#f3f4f6;--primary-light:#374151;
  --accent-light:#422006;
  --text:#f3f4f6;--text2:#9ca3af;--text3:#6b7280;
  --border:#374151;--border2:#4b5563;
  --shadow:0 1px 3px rgba(0,0,0,.3),0 1px 2px rgba(0,0,0,.2);
  --shadow-md:0 4px 12px rgba(0,0,0,.4);
  --shadow-lg:0 12px 40px rgba(0,0,0,.5);
}

/* ════════════════════════════════════════════════════════════ */
/* Base resets (only what should be truly global)                */
/* ════════════════════════════════════════════════════════════ */
body {
  font-family: var(--font-sans);
  color: var(--c-text-1);
  background: var(--c-bg-2);
}
button { font-family: inherit; }
::selection { background: var(--c-accent); color: var(--c-ink); }

/* Mono helper class — anywhere a number should render mono */
.mono,
.q-mono,
.cap-mono,
.pay-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* ════════════════════════════════════════════════════════════ */
/* Workspace pages — dashboard/orders/projects/admin/portal …    */
/* dark-mode coverage via tokens, no per-page rules needed       */
/* ════════════════════════════════════════════════════════════ */
[data-theme="dark"] .l-cnav,
[data-theme="dark"] .db-card,
[data-theme="dark"] .db-kpi,
[data-theme="dark"] .or-card,
[data-theme="dark"] .pj-card,
[data-theme="dark"] .ad-card,
[data-theme="dark"] .pl-card,
[data-theme="dark"] .cr-card,
[data-theme="dark"] .sp-card,
[data-theme="dark"] .st-card,
[data-theme="dark"] .tm-card,
[data-theme="dark"] .nt-card,
[data-theme="dark"] .ap-card,
[data-theme="dark"] .an-kpi,
[data-theme="dark"] .an-chart,
[data-theme="dark"] .an-table,
[data-theme="dark"] .pay-card,
[data-theme="dark"] .pay-method {
  background: var(--c-bg-1);
  border-color: var(--c-border-1);
  color: var(--c-text-1);
}
[data-theme="dark"] body,
[data-theme="dark"] .l-cnav,
[data-theme="dark"] main,
[data-theme="dark"] header,
[data-theme="dark"] footer {
  color: var(--c-text-1);
}
[data-theme="dark"] table th { color: var(--c-text-3); }
[data-theme="dark"] table td { color: var(--c-text-2); }
[data-theme="dark"] .l-cnav-link { color: var(--c-text-2); }
[data-theme="dark"] .l-cnav-link.is-active,
[data-theme="dark"] .l-cnav-link:hover { color: var(--c-accent); }
[data-theme="dark"] .db-kpi-label,
[data-theme="dark"] .an-kpi-label { color: var(--c-text-3); }
[data-theme="dark"] .db-kpi-value,
[data-theme="dark"] .an-kpi-value { color: var(--c-text-1); }
[data-theme="dark"] .db-card-link,
[data-theme="dark"] .cap-related a { color: var(--c-accent); }
[data-theme="dark"] hr,
[data-theme="dark"] .l-footer-simple { border-color: var(--c-border-1); background: var(--c-bg-3); }
[data-theme="dark"] input:not([type="checkbox"]):not([type="radio"]),
[data-theme="dark"] select,
[data-theme="dark"] textarea {
  background: var(--c-bg-2);
  color: var(--c-text-1);
  border-color: var(--c-border-1);
}
[data-theme="dark"] .badge,
[data-theme="dark"] .popular-badge { background: var(--c-bg-3); color: var(--c-text-2); }

/* ════════════════════════════════════════════════════════════ */
/* A-3 · l-cnav · Workspace nav — token-aligned with l-mega-nav  */
/* ════════════════════════════════════════════════════════════ */
.l-cnav {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--c-bg-1);
  border-bottom: 1px solid var(--c-border-1);
  box-shadow: var(--shadow-1);
}
.l-cnav-inner {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-3) var(--container-pad);
  max-width: var(--container-max);
  margin: 0 auto;
}
.l-cnav-links {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex: 1;
}
.l-cnav-link {
  color: var(--c-text-2);
  text-decoration: none;
  font-size: var(--fs-14);
  font-weight: var(--fw-medium);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-1);
  transition: background var(--transition-fast), color var(--transition-fast);
}
.l-cnav-link:hover { background: var(--c-bg-2); color: var(--c-text-1); }
.l-cnav-link.is-active {
  color: var(--c-ink);
  background: var(--c-accent-soft);
  font-weight: var(--fw-semibold);
}
.l-cnav-actions { display: inline-flex; gap: var(--space-2); align-items: center; }
.l-cnav-burger {
  display: none;
  background: transparent;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: var(--c-text-1);
}
[data-theme="dark"] .l-cnav {
  background: var(--c-bg-1);
  border-bottom-color: var(--c-border-1);
}
[data-theme="dark"] .l-cnav-link { color: var(--c-text-2); }
[data-theme="dark"] .l-cnav-link:hover {
  background: var(--c-bg-3);
  color: var(--c-text-1);
}
[data-theme="dark"] .l-cnav-link.is-active {
  background: rgba(234,179,8,0.16);
  color: var(--c-accent);
}
@media (max-width: 768px) {
  .l-cnav-links { display: none; }
  .l-cnav-burger { display: inline-flex; }
  .l-cnav-links.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--c-bg-1);
    border-bottom: 1px solid var(--c-border-1);
    padding: var(--space-3);
  }
}