/* ===================================================================
   ETS PERFORMANCE DASHBOARD — DESIGN TOKENS & BASE STYLES
   =================================================================== */

:root {
  /* Brand palette — red / black / white only, gray as the sole accent family */
  --ets-red: #c00000;
  --ets-red-bright: #e30000;
  --ets-red-dim: #7a0000;
  --ets-black: #111111;
  --ets-white: #ffffff;

  /* Surface grays (dark UI) */
  --bg-0: #0b0b0c;
  --bg-1: #131315;
  --bg-2: #19191c;
  --bg-3: #212124;
  --bg-4: #2a2a2e;
  --border-1: #2c2c30;
  --border-2: #38383d;

  /* Text grays */
  --text-0: #ffffff;
  --text-1: #e4e4e6;
  --text-2: #a8a8ad;
  --text-3: #78787f;
  --text-4: #55555b;

  /* Status */
  --success: #2fbf6e;
  --warning: #d9a441;
  --danger: var(--ets-red-bright);

  /* Elevation */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.55);
  --shadow-red: 0 8px 24px rgba(192, 0, 0, 0.25);

  /* Radius */
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-full: 999px;

  /* Layout */
  --sidebar-w: 264px;
  --sidebar-w-collapsed: 84px;
  --topbar-h: 72px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --t-fast: 150ms;
  --t-med: 280ms;
  --t-slow: 480ms;

  /* Type */
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Inter', var(--font);
}

* { box-sizing: border-box; }

html, body {
  height: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg-0);
  background-image:
    radial-gradient(1200px 600px at 100% -10%, rgba(192,0,0,0.08), transparent 60%),
    radial-gradient(900px 500px at -10% 20%, rgba(255,255,255,0.03), transparent 55%);
  background-attachment: fixed;
  color: var(--text-1);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-0);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0;
}

p { margin: 0; }

a { color: inherit; text-decoration: none; }

button { font-family: inherit; }

ul, ol { margin: 0; padding: 0; list-style: none; }

img { max-width: 100%; display: block; }

svg { stroke: currentColor; }

/* Scrollbars */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: var(--r-full); border: 2px solid transparent; background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: var(--text-4); background-clip: padding-box; }

/* Selection */
::selection { background: var(--ets-red); color: var(--ets-white); }

/* Focus ring */
:focus-visible {
  outline: 2px solid var(--ets-red-bright);
  outline-offset: 2px;
}

/* Utility */
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

.text-mono { font-variant-numeric: tabular-nums; }

.eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-3);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: var(--r-full);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
  border: 1px solid var(--border-2);
  background: var(--bg-3);
  color: var(--text-2);
}

.pill--success { color: var(--success); border-color: rgba(47,191,110,0.35); background: rgba(47,191,110,0.1); }
.pill--warning { color: var(--warning); border-color: rgba(217,164,65,0.35); background: rgba(217,164,65,0.1); }
.pill--danger  { color: var(--ets-red-bright); border-color: rgba(227,0,0,0.35); background: rgba(227,0,0,0.1); }
.pill--neutral { color: var(--text-2); }

.up   { color: var(--success); }
.down { color: var(--ets-red-bright); }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes popIn {
  from { opacity: 0; transform: scale(0.94); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes shimmer {
  0% { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

@keyframes countPulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.04); }
  100% { transform: scale(1); }
}