@tailwind base;
@tailwind components;
@tailwind utilities;

/* Theme CSS Custom Properties */
:root {
  /* Dark theme (default) - Soft Charcoal palette */
  --color-surface: #141416; /* Main Chat Area Background (Soft Matte Charcoal) */
  --color-surface-raised: #27272a; /* Active/Selected items (Zinc-800) */
  --color-surface-overlay: #27272a; /* Overlay surfaces */
  --color-surface-sidebar: #0f0f11; /* Sidebar Background (slightly darker) */
  --color-border: rgba(255, 255, 255, 0.05); /* Borders/Dividers (5% white) */
  --color-border-subtle: rgba(255, 255, 255, 0.05); /* Subtle borders (5% white) */
  --color-border-emphasis: rgba(255, 255, 255, 0.1); /* Emphasis borders (10% white) */
  --color-text: #fafafa;
  --color-text-secondary: #a1a1aa;
  --color-text-muted: #71717a;

  /* Scrollbar colors */
  --scrollbar-thumb: rgba(255, 255, 255, 0.15);
  --scrollbar-thumb-hover: rgba(255, 255, 255, 0.25);
  --scrollbar-thumb-active: rgba(255, 255, 255, 0.35);

  /* Search highlights */
  --highlight-bg: rgba(202, 138, 4, 0.7);
  --highlight-bg-inactive: rgba(113, 63, 18, 0.5);
  --highlight-text: #fef9c3;
  --highlight-text-inactive: #fef08a;
  --highlight-ring: #facc15;

  /* User chat bubble - Soft Charcoal theme (softer text for visual hierarchy) */
  --chat-user-bg: #27272a;
  --chat-user-text: #a1a1aa;
  --chat-user-border: rgba(255, 255, 255, 0.08);
  --chat-user-shadow: 0 1px 0 0 rgba(255, 255, 255, 0.03);

  /* User bubble inline tags - Linear-style neutral */
  --chat-user-tag-bg: rgba(255, 255, 255, 0.08);
  --chat-user-tag-text: #e4e4e7;
  --chat-user-tag-border: rgba(255, 255, 255, 0.12);

  /* Tool items */
  --tool-item-name: #e4e4e7;
  --tool-item-summary: #a1a1aa;
  --tool-item-muted: #71717a;
  --tool-item-hover-bg: rgba(39, 39, 42, 0.5);

  /* System chat bubble */
  --chat-system-bg: rgba(39, 39, 42, 0.5);
  --chat-system-text: #d4d4d8;

  /* AI message styling */
  --chat-ai-border: rgba(255, 255, 255, 0.05);
  --chat-ai-icon: #71717a;

  /* Code blocks - Soft Charcoal theme */
  --code-bg: #1c1c1e;
  --code-header-bg: #1c1c1e;
  --code-border: rgba(255, 255, 255, 0.1);
  --code-line-number: #52525b;
  --code-filename: #60a5fa;

  /* Syntax highlighting - Dark theme */
  --syntax-string: #4ade80;
  --syntax-comment: #71717a;
  --syntax-number: #fb923c;
  --syntax-keyword: #c084fc;
  --syntax-type: #facc15;
  --syntax-operator: #a1a1aa;
  --syntax-function: #60a5fa;

  /* Inline code - Linear-style neutral */
  --inline-code-bg: rgba(255, 255, 255, 0.08);
  --inline-code-text: #e4e4e7;

  /* Diff viewer */
  --diff-added-bg: rgba(34, 197, 94, 0.15);
  --diff-added-text: #4ade80;
  --diff-added-border: #22c55e;
  --diff-removed-bg: rgba(239, 68, 68, 0.15);
  --diff-removed-text: #f87171;
  --diff-removed-border: #ef4444;

  /* Markdown prose - Brighter body text for AI responses (visual hierarchy) */
  --prose-heading: #ffffff;
  --prose-body: #f4f4f5;
  --prose-muted: #a1a1aa;
  --prose-link: #60a5fa;
  --prose-code-bg: rgba(255, 255, 255, 0.08);
  --prose-code-text: #e4e4e7;
  --prose-pre-bg: #1c1c1e;
  --prose-pre-border: rgba(255, 255, 255, 0.1);
  --prose-blockquote-border: rgba(255, 255, 255, 0.1);
  --prose-table-border: rgba(255, 255, 255, 0.05);
  --prose-table-header-bg: #27272a;

  /* Thinking blocks */
  --thinking-bg: rgba(88, 28, 135, 0.2);
  --thinking-border: rgba(107, 33, 168, 0.4);
  --thinking-text: #d8b4fe;
  --thinking-text-muted: #e9d5ff;
  --thinking-content-border: rgba(107, 33, 168, 0.3);
  --thinking-content-text: #f3e8ff;

  /* Tool call blocks */
  --tool-call-bg: rgba(120, 53, 15, 0.2);
  --tool-call-border: rgba(146, 64, 14, 0.4);
  --tool-call-text: #fcd34d;
  --tool-call-code-bg: rgba(69, 26, 3, 0.5);
  --tool-call-content-border: rgba(146, 64, 14, 0.3);

  /* Tool result blocks */
  --tool-result-success-bg: rgba(20, 83, 45, 0.2);
  --tool-result-success-border: rgba(22, 101, 52, 0.4);
  --tool-result-success-text: #86efac;
  --tool-result-error-bg: rgba(127, 29, 29, 0.2);
  --tool-result-error-border: rgba(153, 27, 27, 0.4);
  --tool-result-error-text: #fca5a5;

  /* Output blocks */
  --output-bg: rgba(31, 41, 55, 0.3);
  --output-border: #374151;
  --output-text: #e5e7eb;
  --output-content-border: rgba(55, 65, 81, 0.5);

  /* Badges */
  --badge-error-bg: #dc2626;
  --badge-error-text: #ffffff;
  --badge-warning-bg: #ca8a04;
  --badge-warning-text: #ffffff;
  --badge-success-bg: #16a34a;
  --badge-success-text: #ffffff;
  --badge-info-bg: #2563eb;
  --badge-info-text: #ffffff;
  --badge-neutral-bg: #3f3f46;
  --badge-neutral-text: #e4e4e7;

  /* Language/tag badges */
  --tag-bg: #27272a;
  --tag-text: #a1a1aa;
  --tag-border: rgba(255, 255, 255, 0.05);

  /* Highlighted text (skills, paths) - Linear-style neutral (same as inline code) */
  --skill-highlight-bg: rgba(255, 255, 255, 0.08);
  --skill-highlight-text: #e4e4e7;
  --path-highlight-bg: rgba(255, 255, 255, 0.08);
  --path-highlight-text: #e4e4e7;

  /* Interruption badge */
  --interruption-bg: rgba(127, 29, 29, 0.3);
  --interruption-border: #b91c1c;
  --interruption-text: #fca5a5;

  /* Warning/Amber colors (for interruption banner) */
  --warning-bg: rgba(245, 158, 11, 0.15);
  --warning-border: rgba(245, 158, 11, 0.4);
  --warning-text: #fbbf24;

  /* Plan exit/Green colors (for ExitPlanMode) */
  --plan-exit-bg: rgba(34, 197, 94, 0.05);
  --plan-exit-header-bg: rgba(34, 197, 94, 0.1);
  --plan-exit-border: rgba(34, 197, 94, 0.25);
  --plan-exit-text: #4ade80;

  /* Error highlight (pulsing) */
  --error-highlight-ring: #ef4444;
  --error-highlight-bg: rgba(239, 68, 68, 0.2);

  /* Keyboard hints */
  --kbd-bg: #27272a;
  --kbd-border: rgba(255, 255, 255, 0.1);
  --kbd-text: #d4d4d8;

  /* Subagent/Card styling */
  --card-bg: #121212;
  --card-border: #27272a;
  --card-header-bg: #18181b;
  --card-header-hover: #1f1f23;
  --card-icon-muted: #52525b;
  --card-text-light: #d4d4d8;
  --card-text-lighter: #e4e4e7;
  --card-separator: #3f3f46;

  /* Sticky Context button - transparent glass */
  --context-btn-bg: rgba(255, 255, 255, 0.08);
  --context-btn-bg-hover: rgba(255, 255, 255, 0.14);
  --context-btn-active-bg: rgba(99, 102, 241, 0.45);
  --context-btn-active-text: #e0e7ff;

  /* Skeleton — tinted deep charcoal (2% cool shift) */
  --skeleton-base: #24262c;
  --skeleton-base-light: #2c2e35;
  --skeleton-base-dim: rgba(36, 38, 44, 0.6);
}

/* Light theme overrides - Warm neutral palette for eye comfort */
:root.light {
  --color-surface: #f9f9f7; /* Warm off-white (not pure white) */
  --color-surface-raised: #f0efed; /* Warm raised surface, clearly distinct */
  --color-surface-overlay: #e8e7e4; /* Warm overlay */
  --color-surface-sidebar: #f1f0ee; /* Warm sidebar, distinct from main */
  --color-border: #d5d3cf; /* Warm neutral border */
  --color-border-subtle: #e3e1dd; /* Warm subtle border */
  --color-border-emphasis: #a8a5a0; /* Warm emphasis border */
  --color-text: #1c1b19; /* Warm near-black text */
  --color-text-secondary: #4d4b46; /* Warm secondary text */
  --color-text-muted: #6d6b65; /* Warm muted text */

  /* Scrollbar colors for light mode */
  --scrollbar-thumb: rgba(0, 0, 0, 0.15);
  --scrollbar-thumb-hover: rgba(0, 0, 0, 0.28);
  --scrollbar-thumb-active: rgba(0, 0, 0, 0.4);

  /* Search highlights - High saturation yellow */
  --highlight-bg: #facc15;
  --highlight-bg-inactive: #fef08a;
  --highlight-text: #1c1917;
  --highlight-text-inactive: #422006;
  --highlight-ring: #ca8a04;

  /* User chat bubble - Warm neutral, clearly visible */
  --chat-user-bg: #eae9e6;
  --chat-user-text: #5a5955;
  --chat-user-border: #d5d3cf;
  --chat-user-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.04);

  /* User bubble inline tags - Warm neutral */
  --chat-user-tag-bg: rgba(0, 0, 0, 0.05);
  --chat-user-tag-text: #3a3935;
  --chat-user-tag-border: rgba(0, 0, 0, 0.08);

  /* Tool items - Warm high contrast */
  --tool-item-name: #1c1b19;
  --tool-item-summary: #4d4b46;
  --tool-item-muted: #6d6b65;
  --tool-item-hover-bg: #eae9e6;

  /* System chat bubble */
  --chat-system-bg: #eae9e6;
  --chat-system-text: #3a3935;

  /* AI message styling */
  --chat-ai-border: #d5d3cf;
  --chat-ai-icon: #6d6b65;

  /* Code blocks - Warm light theme */
  --code-bg: #f0efed;
  --code-header-bg: #eae9e6;
  --code-border: #d5d3cf;
  --code-line-number: #a8a5a0;
  --code-filename: #2563eb;

  /* Syntax highlighting - GitHub Light inspired */
  --syntax-string: #0a3069;
  --syntax-comment: #6e7781;
  --syntax-number: #0550ae;
  --syntax-keyword: #cf222e;
  --syntax-type: #8250df;
  --syntax-operator: #24292f;
  --syntax-function: #8250df;

  /* Inline code - Warm neutral */
  --inline-code-bg: rgba(0, 0, 0, 0.05);
  --inline-code-text: #3a3935;

  /* Diff viewer - Light mode */
  --diff-added-bg: rgba(34, 197, 94, 0.1);
  --diff-added-text: #166534;
  --diff-added-border: #22c55e;
  --diff-removed-bg: rgba(239, 68, 68, 0.1);
  --diff-removed-text: #991b1b;
  --diff-removed-border: #ef4444;

  /* Markdown prose - Warm tones */
  --prose-heading: #1c1b19;
  --prose-body: #2a2925;
  --prose-muted: #6d6b65;
  --prose-link: #2563eb;
  --prose-code-bg: rgba(0, 0, 0, 0.05);
  --prose-code-text: #3a3935;
  --prose-pre-bg: #f0efed;
  --prose-pre-border: #d5d3cf;
  --prose-blockquote-border: #d5d3cf;
  --prose-table-border: #e3e1dd;
  --prose-table-header-bg: #eae9e6;

  /* Thinking blocks - Warm purple */
  --thinking-bg: #f9f5fe;
  --thinking-border: #d8b4fe;
  --thinking-text: #6b21a8;
  --thinking-text-muted: #7c3aed;
  --thinking-content-border: #e9d5ff;
  --thinking-content-text: #581c87;

  /* Tool call blocks - Warm amber */
  --tool-call-bg: #fefbf0;
  --tool-call-border: #f0d070;
  --tool-call-text: #92400e;
  --tool-call-code-bg: #fdf3d0;
  --tool-call-content-border: #f0d888;

  /* Tool result blocks */
  --tool-result-success-bg: #f0fdf4;
  --tool-result-success-border: #86efac;
  --tool-result-success-text: #166534;
  --tool-result-error-bg: #fef2f2;
  --tool-result-error-border: #fca5a5;
  --tool-result-error-text: #991b1b;

  /* Output blocks */
  --output-bg: #f0efed;
  --output-border: #d5d3cf;
  --output-text: #2a2925;
  --output-content-border: #d5d3cf;

  /* Badges - High contrast */
  --badge-error-bg: #dc2626;
  --badge-error-text: #ffffff;
  --badge-warning-bg: #d97706;
  --badge-warning-text: #ffffff;
  --badge-success-bg: #16a34a;
  --badge-success-text: #ffffff;
  --badge-info-bg: #2563eb;
  --badge-info-text: #ffffff;
  --badge-neutral-bg: #e3e1dd;
  --badge-neutral-text: #3a3935;

  /* Language/tag badges - Warm neutral */
  --tag-bg: #eae9e6;
  --tag-text: #4d4b46;
  --tag-border: #d5d3cf;

  /* Highlighted text (skills, paths) - Warm neutral */
  --skill-highlight-bg: rgba(0, 0, 0, 0.05);
  --skill-highlight-text: #3a3935;
  --path-highlight-bg: rgba(0, 0, 0, 0.05);
  --path-highlight-text: #3a3935;

  /* Interruption badge */
  --interruption-bg: #fef2f2;
  --interruption-border: #f87171;
  --interruption-text: #b91c1c;

  /* Warning/Amber colors (for interruption banner) */
  --warning-bg: #fef3c7;
  --warning-border: #f59e0b;
  --warning-text: #b45309;

  /* Plan exit/Green colors (for ExitPlanMode) */
  --plan-exit-bg: #f0fdf4;
  --plan-exit-header-bg: #dcfce7;
  --plan-exit-border: #86efac;
  --plan-exit-text: #15803d;

  /* Error highlight (pulsing) */
  --error-highlight-ring: #dc2626;
  --error-highlight-bg: rgba(220, 38, 38, 0.15);

  /* Keyboard hints */
  --kbd-bg: #eae9e6;
  --kbd-border: #a8a5a0;
  --kbd-text: #3a3935;

  /* Subagent/Card styling - Warm light mode */
  --card-bg: #f9f9f7;
  --card-border: #d5d3cf;
  --card-header-bg: #f0efed;
  --card-header-hover: #eae9e6;
  --card-icon-muted: #a8a5a0;
  --card-text-light: #3a3935;
  --card-text-lighter: #2a2925;
  --card-separator: #d5d3cf;

  /* Sticky Context button - transparent glass */
  --context-btn-bg: rgba(0, 0, 0, 0.06);
  --context-btn-bg-hover: rgba(0, 0, 0, 0.1);
  --context-btn-active-bg: rgba(99, 102, 241, 0.35);
  --context-btn-active-text: #3730a3;

  /* Skeleton — tinted cool gray */
  --skeleton-base: #d6d8de;
  --skeleton-base-light: #cdd0d7;
  --skeleton-base-dim: rgba(205, 208, 215, 0.6);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family:
    -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell',
    'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--color-surface);
  color: var(--color-text);
  transition:
    background-color 0.2s ease,
    color 0.2s ease;
}

#root {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

/* macOS window integration */
.sidebar-header {
  -webkit-app-region: drag;
  -webkit-user-select: none;
}

.sidebar-header button,
.sidebar-header input,
.sidebar-header .no-drag {
  -webkit-app-region: no-drag;
}

/* Hide horizontal scrollbar in tab bar */
.scrollbar-none {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.scrollbar-none::-webkit-scrollbar {
  display: none;
}

/* Custom scrollbar styling for dark theme */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--scrollbar-thumb);
  border-radius: 4px;
  transition: background 0.2s ease;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--scrollbar-thumb-hover);
}

::-webkit-scrollbar-thumb:active {
  background: var(--scrollbar-thumb-active);
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--scrollbar-thumb) transparent;
}

/* Dashboard skeleton shimmer animation */
@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

@keyframes skeleton-fade-in {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.skeleton-card {
  animation: skeleton-fade-in 0.4s ease-out both;
  position: relative;
  overflow: hidden;
}

.skeleton-card::after {
  content: '';
  position: absolute;
  inset: 0;
  transform: translateX(-100%);
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.06) 40%,
    rgba(255, 255, 255, 0.1) 50%,
    rgba(255, 255, 255, 0.06) 60%,
    transparent 100%
  );
  animation: shimmer 1.2s ease-in-out infinite;
}

:root.light .skeleton-card::after {
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 0, 0, 0.04) 40%,
    rgba(0, 0, 0, 0.07) 50%,
    rgba(0, 0, 0, 0.04) 60%,
    transparent 100%
  );
}

/* Per-element shimmer — fast, high-contrast sweep */
.skeleton-shimmer {
  position: relative;
  overflow: hidden;
}

.skeleton-shimmer::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  transform: translateX(-100%);
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.06) 40%,
    rgba(255, 255, 255, 0.1) 50%,
    rgba(255, 255, 255, 0.06) 60%,
    transparent 100%
  );
  animation: shimmer 1.2s ease-in-out infinite;
}

:root.light .skeleton-shimmer::after {
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 0, 0, 0.04) 40%,
    rgba(0, 0, 0, 0.07) 50%,
    rgba(0, 0, 0, 0.04) 60%,
    transparent 100%
  );
}