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

:root {
  /* Aero Chrome foundation tokens */
  --bg-base: #070709;
  --glass-base: rgba(18, 18, 22, 0.4);
  --edge-top: rgba(255, 255, 255, 0.12);
  --edge-bottom: rgba(0, 0, 0, 0.8);
  --edge-side: rgba(255, 255, 255, 0.04);
  --elevation-tight: 0 4px 12px -2px rgba(0, 0, 0, 0.7);
  --elevation-ambient: 0 16px 32px -8px rgba(0, 0, 0, 0.95);

  --status-rdy-glow: rgba(74, 222, 128, 0.9);
  --status-rdy-bg: rgba(74, 222, 128, 0.15);
  --status-blk-glow: rgba(248, 113, 113, 0.9);
  --status-blk-bg: rgba(248, 113, 113, 0.15);
  --status-wip-glow: rgba(96, 165, 250, 0.9);
  --status-wip-bg: rgba(96, 165, 250, 0.15);
  --status-wait-glow: rgba(160, 160, 180, 0.7);

  /* Typography pairing */
  --font-ui-stack: var(--font-ui), 'Segoe UI', system-ui, sans-serif;
  --font-mono-stack: var(--font-ui), 'Segoe UI', system-ui, sans-serif;

  /* Compatibility tokens consumed by existing components */
  --color-bg: var(--bg-base);
  --color-surface: rgba(32, 35, 45, 0.85);
  --color-surface-muted: rgba(40, 44, 55, 0.8);
  --color-surface-raised: rgba(52, 58, 72, 0.82);
  --color-text-strong: #ffffff;
  --color-text-body: #d1d1d6;
  --color-text-muted: #9494a0;
  --color-border-soft: rgba(255, 255, 255, 0.1);
  --color-border-strong: rgba(255, 255, 255, 0.22);

  --aurora-blue: rgba(96, 165, 250, 0.12);
  --aurora-amber: rgba(251, 191, 36, 0.1);
  --aurora-purple: rgba(129, 140, 248, 0.08);

  --status-open: #60a5fa;
  --status-progress: #fbbf24;
  --status-blocked: #f87171;
  --status-deferred: #a3a3b0;
  --status-closed: #4ade80;

  --priority-p0: #f43f5e;
  --priority-p1: #f59e0b;
  --priority-p2: #38bdf8;
  --priority-p3: #94a3b8;
  --priority-p4: #64748b;

  /* ========== EARTHY-DARK TOKENS (bb-ui2.1) ========== */
  /* Backgrounds */
  --color-bg-base: #2D2D2D;
  --color-bg-card: #363636;
  --color-bg-input: #404040;

  /* Accents */
  --color-accent-green: #7CB97A;
  --color-accent-amber: #D4A574;
  --color-accent-teal: #5BA8A0;

  /* Text */
  --color-text-primary: #FFFFFF;
  --color-text-secondary: #B8B8B8;
  --color-text-muted-dark: #888888;

  /* Status colors (earthy variants) */
  --status-ready: #5BA8A0;
  --status-in-progress: #7CB97A;
  --status-blocked-earthy: #D4A574;
  --status-closed-earthy: #888888;

  /* Liveness colors */
  --liveness-active: #7CB97A;
  --liveness-stale: #D4A574;
  --liveness-stuck: #E57373;
  --liveness-dead: #9E4244;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background:
    radial-gradient(circle at 15% 15%, rgba(60, 80, 120, 0.08) 0%, transparent 35%),
    radial-gradient(circle at 85% 20%, rgba(100, 80, 140, 0.06) 0%, transparent 35%),
    radial-gradient(circle at 50% 95%, rgba(50, 70, 100, 0.06) 0%, transparent 40%),
    linear-gradient(180deg, rgba(20, 22, 30, 0.98) 0%, rgba(10, 11, 14, 0.99) 100%);
  background-color: var(--bg-base);
  color: var(--color-text-body);
  font-family: var(--font-ui-stack);
  letter-spacing: -0.011em;
  position: relative;
  isolation: isolate;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 2rem 2rem;
  pointer-events: none;
  z-index: -2;
}

body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  opacity: 0.04;
  pointer-events: none;
  z-index: -1;
}

* {
  scrollbar-width: thin;
  scrollbar-color: rgba(148, 163, 184, 0.35) rgba(255, 255, 255, 0.02);
}

*::-webkit-scrollbar {
  width: 0.5rem;
  height: 0.5rem;
}

*::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.02);
  border-radius: 9999px;
}

*::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, rgba(156, 163, 175, 0.55), rgba(107, 114, 128, 0.45));
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 9999px;
}

*::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, rgba(186, 194, 209, 0.72), rgba(124, 136, 156, 0.62));
}

.custom-scrollbar::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}

.custom-scrollbar::-webkit-scrollbar-thumb {
  background: rgba(148, 163, 184, 0.15);
  border-radius: 20px;
}

.custom-scrollbar::-webkit-scrollbar-thumb:hover {
  background: rgba(148, 163, 184, 0.3);
}

.no-scrollbar::-webkit-scrollbar {
  display: none;
}

.no-scrollbar {
  -ms-overflow-style: none;
  scrollbar-width: none;
}


.workflow-card {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-top-color: rgba(255, 255, 255, 0.24);
  border-bottom-color: rgba(0, 0, 0, 0.9);
  background: linear-gradient(180deg, rgba(42, 44, 52, 0.6) 0%, rgba(22, 23, 28, 0.6) 100%);
  box-shadow:
    var(--elevation-ambient),
    var(--elevation-tight),
    inset 0 1px 1px rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(24px) saturate(120%);
  -webkit-backdrop-filter: blur(24px) saturate(120%);
  transform: translateZ(0);
  will-change: transform, box-shadow;
}

.workflow-card-selected {
  border-color: rgba(96, 165, 250, 0.42);
  border-top-color: rgba(96, 165, 250, 0.58);
  background: linear-gradient(180deg, rgba(60, 68, 88, 0.7) 0%, rgba(35, 40, 52, 0.7) 100%);
  box-shadow:
    0 20px 48px -8px rgba(0, 0, 0, 0.9),
    0 0 0 1px rgba(96, 165, 250, 0.25),
    0 0 40px rgba(96, 165, 250, 0.15),
    inset 0 1px 1px rgba(255, 255, 255, 0.3);
}

.glass-panel {
  background: var(--glass-base);
  border: 1px solid var(--edge-side);
  border-top-color: var(--edge-top);
  border-bottom-color: var(--edge-bottom);
  box-shadow: var(--elevation-ambient);
  backdrop-filter: blur(24px) saturate(120%);
  -webkit-backdrop-filter: blur(24px) saturate(120%);
}

/* Shared dark form controls to avoid white-on-white browser defaults */
.ui-field {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--edge-top);
  border-bottom-color: var(--edge-bottom);
  background: linear-gradient(180deg, rgba(32, 34, 42, 0.72), rgba(17, 19, 26, 0.72));
  color: var(--color-text-strong);
  box-shadow:
    0 8px 20px -12px rgba(0, 0, 0, 0.85),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.ui-field::placeholder {
  color: color-mix(in srgb, var(--color-text-muted) 88%, transparent);
}

.ui-field:focus-visible {
  outline: none;
  border-color: rgba(96, 165, 250, 0.48);
  box-shadow:
    0 0 0 2px rgba(96, 165, 250, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.ui-select {
  appearance: none;
}

.ui-select option,
.ui-option {
  background-color: #10141d;
  color: #e2e8f0;
}

.ui-text {
  font-family: var(--font-ui-stack);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.system-data {
  font-family: var(--font-mono-stack);
  font-variant-numeric: tabular-nums;
  font-weight: 450;
  letter-spacing: 0.015em;
}


.workflow-graph-legend {
  backdrop-filter: blur(12px);
  background: rgba(20, 23, 31, 0.72);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05), 0 8px 32px rgba(0, 0, 0, 0.3);
}

.workflow-graph-flow .react-flow__viewport {
  background:
    radial-gradient(circle at 20% 20%, var(--aurora-blue), transparent 45%),
    radial-gradient(circle at 80% 15%, var(--aurora-amber), transparent 45%);
}

.workflow-graph-flow .react-flow__edges {
  z-index: 10 !important;
}

.workflow-graph-flow .react-flow__nodes {
  z-index: 20 !important;
}

.workflow-graph-flow .react-flow__edge-path {
  stroke-linecap: round;
  stroke-linejoin: round;
}

.workflow-graph-flow .workflow-edge-muted .react-flow__edge-path {
  opacity: 0.85;
}

.workflow-graph-flow .workflow-edge-selected .react-flow__edge-path {
  opacity: 1;
  filter: drop-shadow(0 0 10px rgba(56, 189, 248, 0.6));
}