/* ═══════════════════════════════════════════════════════
   澄衡 (CHENGHENG) — Design Tokens
   智能量化交易系统 · QuantBridge Labs
   ═══════════════════════════════════════════════════════ */

:root {
  /* ── Background ── */
  --color-bg-root:     #050a18;
  --color-bg-deep:     #030710;
  --color-bg-surface:  rgba(6, 14, 32, 0.78);
  --color-bg-raised:   rgba(10, 22, 50, 0.5);
  --color-bg-overlay:  rgba(4, 8, 20, 0.85);
  --color-bg-hover:    rgba(20, 40, 80, 0.4);
  --color-bg-active:   rgba(30, 60, 120, 0.3);

  /* ── Primary (Blue) ── */
  --color-primary:        #1e6ff0;
  --color-primary-light:  #3b8aff;
  --color-primary-dark:   #1a60d8;
  --color-primary-glow:   rgba(30, 111, 240, 0.15);
  --color-primary-muted:  rgba(30, 111, 240, 0.06);

  /* ── Semantic ── */
  --color-success:     #0ca678;
  --color-success-dim: rgba(12, 166, 120, 0.12);
  --color-danger:      #f03e3e;
  --color-danger-dim:  rgba(240, 62, 62, 0.12);
  --color-warning:     #f59f00;
  --color-warning-dim: rgba(245, 159, 0, 0.12);
  --color-info:        #3bc9db;
  --color-info-dim:    rgba(59, 201, 219, 0.12);

  /* ── Stock ── */
  --color-up:   #e15241;
  --color-down: #2aa06d;
  --color-flat: #6b82a6;

  /* ── Text ── */
  --color-text-primary:   #ffffff;
  --color-text-secondary: #a0b4d0;
  --color-text-tertiary:  #6b82a6;
  --color-text-disabled:  #4a6080;

  /* ── Border ── */
  --color-border:       rgba(50, 80, 150, 0.25);
  --color-border-input: rgba(40, 70, 130, 0.3);
  --color-border-light: rgba(30, 60, 120, 0.2);
  --color-border-focus: var(--color-primary);

  /* ── Spacing (4px base) ── */
  --space-xs:  4px;
  --space-sm:  8px;
  --space-md:  16px;
  --space-lg:  24px;
  --space-xl:  32px;
  --space-2xl: 48px;
  --space-3xl: 64px;

  /* ── Radius ── */
  --radius-sm:   6px;
  --radius-md:   10px;
  --radius-lg:   16px;
  --radius-xl:   18px;
  --radius-full: 999px;

  /* ── Font Family ── */
  --font-sans:  'Noto Sans SC', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-inter: 'Inter', -apple-system, sans-serif;
  --font-mono:  'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

  /* ── Font Size ── */
  --text-xs:   11px;
  --text-sm:   12px;
  --text-base: 14px;
  --text-md:   15px;
  --text-lg:   16px;
  --text-xl:   20px;
  --text-2xl:  24px;
  --text-3xl:  28px;
  --text-4xl:  36px;

  /* ── Font Weight ── */
  --weight-light:    300;
  --weight-regular:  400;
  --weight-medium:   500;
  --weight-semibold: 600;
  --weight-bold:     700;

  /* ── Shadow ── */
  --shadow-card:    0 0 80px rgba(30, 111, 240, 0.05), 0 20px 60px rgba(0, 0, 0, 0.35);
  --shadow-raised:  0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-glow:    0 0 60px rgba(30, 111, 240, 0.06);
  --shadow-btn:     0 10px 36px rgba(30, 111, 240, 0.35);
  --shadow-popup:   0 16px 48px rgba(0, 0, 0, 0.5);

  /* ── Glass ── */
  --glass-blur:       blur(30px) saturate(1.2);
  --glass-blur-light: blur(16px) saturate(1.1);

  /* ── Duration ── */
  --duration-fast:   0.15s;
  --duration-normal: 0.3s;
  --duration-slow:   0.5s;
  --duration-slower: 0.7s;

  /* ── Easing ── */
  --ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* ── Z-index ── */
  --z-bg:       0;
  --z-particle: 1;
  --z-content:  10;
  --z-glow:     20;
  --z-nav:      100;
  --z-dropdown: 200;
  --z-modal:    300;
  --z-toast:    400;

  /* ── Layout ── */
  --nav-height:       56px;
  --statusbar-height: 40px;
  --grid-gap:         16px;

  /* ── Theme-aware ── */
  --color-nav-bg:     rgba(5, 10, 24, 0.8);
  --grid-line-color:  rgba(30, 111, 240, 0.03);

  /* ── K-line / Charts ── */
  --kline-bg:          var(--color-bg-raised);
  --kline-grid:        rgba(255, 255, 255, 0.04);
  --kline-text:        var(--color-text-tertiary);
  --kline-crosshair:   rgba(160, 180, 208, 0.3);
  --kline-up-body:     var(--color-up);
  --kline-up-wick:     var(--color-up);
  --kline-down-body:   var(--color-down);
  --kline-down-wick:   var(--color-down);
  --kline-vol-up:      rgba(225, 82, 65, 0.35);
  --kline-vol-down:    rgba(42, 160, 109, 0.35);

  /* ── Confidence Score ── */
  --score-strong:      var(--color-success);
  --score-strong-dim:  rgba(12, 166, 120, 0.15);
  --score-medium:      var(--color-warning);
  --score-medium-dim:  rgba(245, 159, 0, 0.15);
  --score-weak:        var(--color-danger);
  --score-weak-dim:    rgba(240, 62, 62, 0.15);
  --score-bar-bg:      rgba(255, 255, 255, 0.06);
  --score-radar-fill:  rgba(30, 111, 240, 0.15);
  --score-radar-stroke: var(--color-primary);

  /* ── Stock Drawer ── */
  --drawer-width:      420px;
  --drawer-bg:         rgba(8, 16, 36, 0.96);
  --drawer-border:     rgba(50, 80, 150, 0.2);
}

/* ═══════════════════════════════════════════════════════
   Light Theme Override
   ═══════════════════════════════════════════════════════ */
[data-theme="light"] {
  --color-bg-root:     #f0f2f5;
  --color-bg-deep:     #e8eaed;
  --color-bg-surface:  rgba(255, 255, 255, 0.85);
  --color-bg-raised:   rgba(240, 243, 248, 0.8);
  --color-bg-overlay:  rgba(255, 255, 255, 0.92);
  --color-bg-hover:    rgba(30, 111, 240, 0.06);
  --color-bg-active:   rgba(30, 111, 240, 0.1);

  --color-primary:        #1a60d8;
  --color-primary-light:  #1e6ff0;
  --color-primary-dark:   #154eb5;
  --color-primary-glow:   rgba(30, 111, 240, 0.1);
  --color-primary-muted:  rgba(30, 111, 240, 0.04);

  --color-success:     #0ca678;
  --color-success-dim: rgba(12, 166, 120, 0.1);
  --color-danger:      #e03131;
  --color-danger-dim:  rgba(224, 49, 49, 0.08);
  --color-warning:     #e67700;
  --color-warning-dim: rgba(230, 119, 0, 0.08);
  --color-info:        #1098ad;
  --color-info-dim:    rgba(16, 152, 173, 0.08);

  --color-up:   #c92a2a;
  --color-down: #099268;
  --color-flat: #868e96;

  --color-text-primary:   #1a1a2e;
  --color-text-secondary: #495057;
  --color-text-tertiary:  #868e96;
  --color-text-disabled:  #adb5bd;

  --color-border:       rgba(0, 0, 0, 0.08);
  --color-border-input: rgba(0, 0, 0, 0.12);
  --color-border-light: rgba(0, 0, 0, 0.06);

  --shadow-card:    0 2px 12px rgba(0, 0, 0, 0.06), 0 8px 24px rgba(0, 0, 0, 0.04);
  --shadow-raised:  0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-glow:    0 0 30px rgba(30, 111, 240, 0.04);
  --shadow-btn:     0 6px 20px rgba(30, 111, 240, 0.25);
  --shadow-popup:   0 8px 32px rgba(0, 0, 0, 0.12);

  --glass-blur:       blur(20px) saturate(1.5);
  --glass-blur-light: blur(12px) saturate(1.3);

  --color-nav-bg:     rgba(255, 255, 255, 0.85);
  --grid-line-color:  rgba(0, 0, 0, 0.03);
}

/* ── Light theme component overrides ── */

[data-theme="light"] .code-editor {
  background: #f6f8fa;
  color: #24292f;
  border-color: rgba(0, 0, 0, 0.1);
}
[data-theme="light"] .code-editor .kw  { color: #cf222e; }
[data-theme="light"] .code-editor .fn  { color: #8250df; }
[data-theme="light"] .code-editor .str { color: #0a3069; }
[data-theme="light"] .code-editor .cmt { color: #6e7781; }
[data-theme="light"] .code-editor .num { color: #0550ae; }

[data-theme="light"] .shortcut-table td {
  border-bottom-color: rgba(0, 0, 0, 0.06);
}
[data-theme="light"] .shortcut-table kbd {
  background: #f0f2f5;
  border-color: rgba(0, 0, 0, 0.1);
  color: #1a1a2e;
}

[data-theme="light"] .channel-card {
  background: rgba(255, 255, 255, 0.8);
  border-color: rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .channel-card:hover {
  border-color: rgba(26, 96, 216, 0.3);
}

[data-theme="light"] .watchdog-status-bar {
  background: rgba(12, 166, 120, 0.04);
  border-color: rgba(12, 166, 120, 0.12);
}

[data-theme="light"] .seg-btn:not(:last-child) {
  border-right-color: rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .nlp-input {
  background: rgba(255, 255, 255, 0.6);
}

[data-theme="light"] .strat-card {
  border-color: rgba(0, 0, 0, 0.06);
}
[data-theme="light"] .strat-card:hover {
  border-color: rgba(26, 96, 216, 0.2);
}

[data-theme="light"] .template-card {
  border-color: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .factor-ic-table th {
  border-bottom-color: rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .factor-ic-table td {
  border-bottom-color: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .run-status-table th {
  border-bottom-color: rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .run-status-table td {
  border-bottom-color: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .alert-history-table th {
  border-bottom-color: rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .alert-history-table td {
  border-bottom-color: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .data-table th {
  border-bottom-color: rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .data-table td {
  border-bottom-color: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .level-tag.level-info {
  background: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .btn-test {
  background: rgba(255, 255, 255, 0.8);
}

[data-theme="light"] .watchdog-preview {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(0, 0, 0, 0.1);
}

[data-theme="light"] .toggle-slider {
  background: rgba(0, 0, 0, 0.12);
}

[data-theme="light"] .mascot-float-img {
  filter: drop-shadow(0 0 6px rgba(26, 96, 216, 0.2));
}

[data-theme="light"] .chat-panel {
  background: rgba(255, 255, 255, 0.95);
}

[data-theme="light"] .svc-item {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .health-card {
  background: rgba(255, 255, 255, 0.6);
}

[data-theme="light"] .audit-item:hover {
  background: rgba(0, 0, 0, 0.03);
}

[data-theme="light"] .metric-bar {
  background: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .ap-led {
  background: rgba(12, 166, 120, 0.06);
  border-color: rgba(12, 166, 120, 0.1);
}

[data-theme="light"] .emergency-btn {
  box-shadow: 0 2px 12px rgba(224, 49, 49, 0.3);
}

/* Dashboard cards with hardcoded dark borders */
[data-theme="light"] .ap-stat,
[data-theme="light"] .ap-strategy-row,
[data-theme="light"] .heatmap-cell,
[data-theme="light"] .pos-item,
[data-theme="light"] .cal-event,
[data-theme="light"] .ai-card {
  border-color: rgba(0, 0, 0, 0.06) !important;
}

/* NLP editor in strategy page */
[data-theme="light"] .nlp-preview {
  background: rgba(255, 255, 255, 0.5);
  border-color: rgba(0, 0, 0, 0.08);
}

/* Word cloud in sentiment page */
[data-theme="light"] .wordcloud span {
  opacity: 0.9;
}

/* Card hover shadow lighter in light mode */
[data-theme="light"] .mod--visible:hover,
[data-theme="light"] .mod--visible.mod--focused {
  box-shadow:
    0 12px 32px rgba(0, 0, 0, 0.08),
    0 4px 12px rgba(0, 0, 0, 0.04),
    0 0 0 1px rgba(26, 96, 216, 0.2),
    0 0 20px rgba(26, 96, 216, 0.06);
}

/* Chat panel in light mode */
[data-theme="light"] .chat-msg.ai .chat-msg-body {
  background: rgba(26, 96, 216, 0.06);
}
[data-theme="light"] .chat-msg.user .chat-msg-body {
  background: rgba(0, 0, 0, 0.04);
}
[data-theme="light"] .chat-quick-card {
  background: rgba(255, 255, 255, 0.8);
  border-color: rgba(0, 0, 0, 0.08);
}

/* Alert panel in sentiment */
[data-theme="light"] .alert-item {
  border-color: rgba(0, 0, 0, 0.06);
}

/* Schedule/capital form backgrounds */
[data-theme="light"] .schedule-grid .mod,
[data-theme="light"] .capital-form {
  background: rgba(255, 255, 255, 0.7);
}

/* Status bar in light mode */
[data-theme="light"] .status-bar {
  background: rgba(255, 255, 255, 0.9);
  border-top-color: rgba(0, 0, 0, 0.06);
}

/* Segmented control light mode */
[data-theme="light"] .seg-control {
  background: rgba(255, 255, 255, 0.8);
  border-color: rgba(0, 0, 0, 0.08);
}
[data-theme="light"] .seg-btn.active {
  background: var(--color-primary);
  color: #fff;
}

/* Chat history drawer light mode */
[data-theme="light"] .chat-history-drawer {
  background: rgba(255, 255, 255, 0.98);
}
[data-theme="light"] .chat-history-item.active {
  background: rgba(26, 96, 216, 0.06);
  border-color: rgba(26, 96, 216, 0.12);
}

/* K-line / Charts light mode */
[data-theme="light"] {
  --kline-grid: rgba(0, 0, 0, 0.04);
  --kline-crosshair: rgba(0, 0, 0, 0.15);
  --kline-vol-up: rgba(225, 82, 65, 0.25);
  --kline-vol-down: rgba(42, 160, 109, 0.25);
  --score-bar-bg: rgba(0, 0, 0, 0.06);
  --score-radar-fill: rgba(26, 96, 216, 0.1);
  --drawer-bg: rgba(255, 255, 255, 0.98);
  --drawer-border: rgba(0, 0, 0, 0.08);
}

/* Signal card light mode */
[data-theme="light"] .signal-card {
  background: rgba(255, 255, 255, 0.85);
  border-color: rgba(0, 0, 0, 0.06);
}
[data-theme="light"] .signal-card:hover {
  border-color: rgba(26, 96, 216, 0.2);
}
[data-theme="light"] .signal-card.signal-urgent {
  border-color: rgba(245, 159, 0, 0.25);
}

/* Stock drawer light mode */
[data-theme="light"] .stock-drawer {
  background: var(--drawer-bg);
  border-left-color: var(--drawer-border);
}
[data-theme="light"] .stock-drawer-section {
  border-bottom-color: rgba(0, 0, 0, 0.06);
}
[data-theme="light"] .stock-drawer-overlay {
  background: rgba(0, 0, 0, 0.15);
}

/* Confidence score light mode */
[data-theme="light"] .conf-bar-track {
  background: var(--score-bar-bg);
}

/* Recommendation history light mode */
[data-theme="light"] .rec-history-item {
  border-color: rgba(0, 0, 0, 0.06);
}
[data-theme="light"] .rec-accuracy-chart {
  background: rgba(255, 255, 255, 0.5);
}