/* =============================================================
   YARA LABS — Brand Environment v1.0
   Tokens, type, primitives. Shared across all pages.
   ============================================================= */

:root {
  /* —— Core palette (derived from circuit-tree logo) —— */
  --bg-void:        oklch(0.08 0.022 270);   /* deepest near-black */
  --bg-deep:        oklch(0.13 0.028 268);   /* primary page bg */
  --bg-raised:      oklch(0.17 0.032 266);   /* cards */
  --bg-elevated:    oklch(0.21 0.036 264);   /* hover / inputs */
  --line:           oklch(0.30 0.025 268 / 0.55);
  --line-soft:      oklch(0.30 0.025 268 / 0.25);

  /* Foreground */
  --fg:             oklch(0.97 0.008 90);    /* warm cream */
  --fg-muted:       oklch(0.78 0.012 90);
  --fg-dim:         oklch(0.58 0.018 268);
  --fg-faint:       oklch(0.42 0.022 268);

  /* Brand luminous (from logo) */
  --cyan:           oklch(0.86 0.14 210);    /* bright luminous cyan */
  --cyan-bright:    oklch(0.92 0.16 205);
  --violet:         oklch(0.68 0.22 295);    /* electric violet */
  --violet-bright:  oklch(0.78 0.22 295);
  --magenta:        oklch(0.72 0.22 320);    /* node accent */

  /* Achoo product world (sage/warm) */
  --achoo-bg:       oklch(0.96 0.012 110);
  --achoo-paper:    oklch(0.93 0.018 110);
  --achoo-ink:      oklch(0.24 0.022 150);
  --achoo-sage:     oklch(0.55 0.075 145);
  --achoo-sage-d:   oklch(0.38 0.065 148);
  --achoo-amber:    oklch(0.72 0.13 75);

  /* FightIQ world (intensified) */
  --fightiq-bg:     oklch(0.07 0.015 280);
  --fightiq-violet: oklch(0.62 0.27 295);
  --fightiq-blade:  oklch(0.78 0.20 310);

  /* Status pills */
  --status-live:    oklch(0.78 0.16 150);
  --status-soon:    oklch(0.80 0.14 80);
  --status-lab:     oklch(0.72 0.10 268);

  /* Geometry */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-xl: 24px;
  --r-pill: 999px;

  /* Type scale */
  --font-display: "Instrument Serif", "Cormorant Garamond", "Times New Roman", serif;
  --font-sans: "Geist", "Söhne", -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Shadows / glow */
  --glow-cyan:   0 0 30px oklch(0.86 0.14 210 / 0.45), 0 0 80px oklch(0.86 0.14 210 / 0.20);
  --glow-violet: 0 0 30px oklch(0.68 0.22 295 / 0.45), 0 0 80px oklch(0.68 0.22 295 / 0.20);
  --shadow-card: 0 1px 0 oklch(1 0 0 / 0.06) inset, 0 30px 80px -30px oklch(0 0 0 / 0.8);
}

/* —— Reset / base —— */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  margin: 0;
  background: var(--bg-deep);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: -0.005em;
  font-feature-settings: "ss01", "ss02", "cv11";
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }

/* —— Type primitives —— */
.h-display {
  font-family: var(--font-display);
  font-weight: 400;
  font-style: normal;
  letter-spacing: -0.025em;
  line-height: 0.95;
  text-wrap: balance;
}
.h-display em {
  font-style: italic;
  background: linear-gradient(95deg, var(--cyan) 0%, var(--violet) 55%, var(--magenta) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-dim);
}
.eyebrow .dot {
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  margin-right: 8px;
  vertical-align: middle;
}
.lede {
  font-size: 19px;
  line-height: 1.55;
  color: var(--fg-muted);
  text-wrap: pretty;
  max-width: 56ch;
}
.mono {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* —— Layout —— */
.page {
  position: relative;
  min-height: 100vh;
  isolation: isolate;
}
.container {
  width: min(1280px, 100% - 48px);
  margin-inline: auto;
}
.container-wide { width: min(1440px, 100% - 32px); margin-inline: auto; }

/* —— Brand environment (canvas background) —— */
.brand-env {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}
.brand-env canvas { width: 100%; height: 100%; display: block; }
.brand-env::before {
  /* grid */
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, var(--line-soft) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-soft) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, #000 30%, transparent 80%);
  opacity: 0.5;
}
.brand-env::after {
  /* vignette */
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 20%, oklch(0.68 0.22 295 / 0.18), transparent 70%),
    radial-gradient(ellipse 70% 60% at 20% 90%, oklch(0.86 0.14 210 / 0.10), transparent 70%),
    radial-gradient(ellipse 40% 40% at 90% 30%, oklch(0.72 0.22 320 / 0.10), transparent 70%);
}

/* —— Navigation —— */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  background: oklch(0.10 0.025 270 / 0.6);
  border-bottom: 1px solid var(--line-soft);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.nav .brand > img {
  width: 32px !important;
  height: 32px !important;
  flex: 0 0 32px;
  object-fit: cover;
  border-radius: 6px;
}
.brand-mark {
  width: 28px; height: 28px;
  position: relative;
}
.brand-mark svg { width: 100%; height: 100%; }
.nav-links {
  display: flex;
  gap: 8px;
  align-items: center;
}
.nav-link {
  padding: 8px 14px;
  font-size: 13.5px;
  color: var(--fg-muted);
  border-radius: var(--r-pill);
  transition: color .2s, background .2s;
}
.nav-link:hover { color: var(--fg); background: oklch(1 0 0 / 0.04); }
.nav-link.active { color: var(--fg); background: oklch(1 0 0 / 0.06); }

/* —— Shared legal/support pages —— */
.legal-page {
  padding: 92px 0 96px;
}
.legal-layout {
  display: grid;
  grid-template-columns: minmax(180px, 240px) minmax(0, 780px);
  gap: 56px;
  align-items: start;
}
.legal-sidebar {
  position: sticky;
  top: 96px;
  display: grid;
  gap: 10px;
}
.legal-sidebar a {
  color: var(--fg-muted);
  border: 1px solid transparent;
  border-radius: var(--r-sm);
  padding: 10px 12px;
  font-size: 14px;
}
.legal-sidebar a:hover,
.legal-sidebar a.active {
  color: var(--fg);
  border-color: var(--line-soft);
  background: oklch(1 0 0 / 0.04);
}
.legal-doc {
  display: grid;
  gap: 36px;
}
.legal-hero {
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line-soft);
}
.legal-hero h1 {
  margin: 12px 0 18px;
  font-family: var(--font-display);
  font-size: clamp(44px, 8vw, 84px);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.025em;
}
.legal-meta {
  color: var(--fg-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.legal-section {
  padding-bottom: 34px;
  border-bottom: 1px solid var(--line-soft);
}
.legal-section h2 {
  margin: 0 0 14px;
  font-size: 22px;
  line-height: 1.15;
  letter-spacing: 0;
}
.legal-section h3 {
  margin: 26px 0 10px;
  font-size: 16px;
  letter-spacing: 0;
}
.legal-section p,
.legal-section li {
  color: var(--fg-muted);
}
.legal-section a {
  color: var(--cyan);
  text-decoration: underline;
  text-decoration-color: oklch(0.86 0.14 210 / 0.35);
  text-underline-offset: 3px;
}
.legal-section ul,
.legal-section ol {
  padding-left: 20px;
}
.legal-section li + li {
  margin-top: 8px;
}
.legal-callout {
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: oklch(1 0 0 / 0.035);
  padding: 18px;
}
.legal-faq {
  display: grid;
  gap: 18px;
}
.legal-faq article {
  border: 1px solid var(--line-soft);
  border-radius: var(--r-md);
  background: oklch(1 0 0 / 0.025);
  padding: 20px;
}
.legal-faq h3 {
  margin-top: 0;
}

/* —— Buttons —— */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 22px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
  border-radius: var(--r-pill);
  transition: transform .2s, background .2s, color .2s, box-shadow .3s;
  white-space: nowrap;
  position: relative;
  isolation: isolate;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  color: var(--bg-void);
  background: linear-gradient(95deg, var(--cyan) 0%, oklch(0.86 0.15 250) 50%, var(--violet-bright) 100%);
  box-shadow:
    0 0 0 1px oklch(1 0 0 / 0.2) inset,
    0 10px 30px -10px oklch(0.68 0.22 295 / 0.6),
    0 0 40px -10px oklch(0.86 0.14 210 / 0.4);
}
.btn-primary:hover {
  box-shadow:
    0 0 0 1px oklch(1 0 0 / 0.3) inset,
    0 14px 36px -10px oklch(0.68 0.22 295 / 0.8),
    0 0 60px -10px oklch(0.86 0.14 210 / 0.6);
}
.btn-ghost {
  color: var(--fg);
  background: oklch(1 0 0 / 0.04);
  border: 1px solid var(--line);
}
.btn-ghost:hover { background: oklch(1 0 0 / 0.08); border-color: oklch(1 0 0 / 0.25); }
.btn-quiet {
  color: var(--fg-muted);
  padding: 8px 0;
  border-radius: 0;
}
.btn-quiet:hover { color: var(--fg); }
.btn-arrow::after {
  content: "→";
  display: inline-block;
  transition: transform .2s;
}
.btn:hover .btn-arrow::after,
.btn-arrow:hover::after { transform: translateX(3px); }

/* —— Pills & badges —— */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px 5px 8px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: var(--r-pill);
  background: oklch(1 0 0 / 0.05);
  border: 1px solid var(--line);
  color: var(--fg-muted);
}
.pill .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 8px currentColor; }
.pill--live { color: var(--status-live); border-color: oklch(0.78 0.16 150 / 0.4); }
.pill--live .dot { background: var(--status-live); }
.pill--soon { color: var(--status-soon); border-color: oklch(0.80 0.14 80 / 0.4); }
.pill--soon .dot { background: var(--status-soon); }
.pill--lab  { color: var(--status-lab);  border-color: oklch(0.72 0.10 268 / 0.4); }
.pill--lab  .dot { background: var(--status-lab); }

/* —— Cards —— */
.card {
  position: relative;
  background:
    linear-gradient(180deg, oklch(1 0 0 / 0.04), oklch(1 0 0 / 0.01)),
    var(--bg-raised);
  border: 1px solid var(--line-soft);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.card-glow {
  position: relative;
}
.card-glow::before {
  content: "";
  position: absolute; inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, oklch(0.86 0.14 210 / 0.5), transparent 30%, transparent 70%, oklch(0.68 0.22 295 / 0.5));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
}

/* —— Footer —— */
.footer {
  margin-top: 120px;
  border-top: 1px solid var(--line-soft);
  padding: 60px 0 40px;
  background: linear-gradient(180deg, transparent, oklch(0.08 0.022 270 / 0.6));
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
}
.footer h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-dim);
  margin: 0 0 16px 0;
  font-weight: 500;
}
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer a { color: var(--fg-muted); font-size: 14px; }
.footer a:hover { color: var(--fg); }
.footer-bottom {
  margin-top: 60px;
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--fg-dim);
}

/* —— Section utilities —— */
.section { padding: 120px 0; position: relative; }
.section-tight { padding: 80px 0; }
.section-loose { padding: 160px 0; }
.section-head {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 64px;
  max-width: 760px;
}

/* —— Glyph (circuit line) divider —— */
.divider-glyph {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--fg-faint);
}
.divider-glyph::before, .divider-glyph::after {
  content: ""; flex: 1; height: 1px;
  background: linear-gradient(to right, transparent, var(--line), transparent);
}

/* —— Inputs —— */
.field { display: grid; gap: 8px; }
.field label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-dim);
}
.input, .textarea, .select {
  width: 100%;
  padding: 14px 16px;
  background: oklch(1 0 0 / 0.03);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  color: var(--fg);
  font-size: 15px;
  transition: border-color .2s, background .2s, box-shadow .2s;
}
.input:focus, .textarea:focus, .select:focus {
  outline: none;
  border-color: oklch(0.86 0.14 210 / 0.6);
  background: oklch(1 0 0 / 0.05);
  box-shadow: 0 0 0 4px oklch(0.86 0.14 210 / 0.1);
}
.input::placeholder, .textarea::placeholder { color: var(--fg-faint); }
.textarea { min-height: 120px; resize: vertical; font-family: inherit; }

/* —— Screenshot placeholders —— */
.shot {
  position: relative;
  background:
    repeating-linear-gradient(135deg,
      oklch(0.18 0.03 268) 0 14px,
      oklch(0.16 0.03 268) 14px 28px);
  border-radius: var(--r-md);
  display: grid;
  place-content: center;
  color: var(--fg-faint);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  overflow: hidden;
}
.shot::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px dashed var(--line);
  border-radius: calc(var(--r-md) - 4px);
  pointer-events: none;
}

/* —— Tabular numerals where appropriate —— */
.tnum { font-variant-numeric: tabular-nums; }

/* —— Animations —— */
@keyframes pulse-soft {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50%      { opacity: 1;   transform: scale(1.08); }
}
@keyframes drift {
  0% { transform: translate3d(0,0,0); }
  50% { transform: translate3d(0,-8px,0); }
  100% { transform: translate3d(0,0,0); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s ease, transform .8s cubic-bezier(.2,.7,.2,1);
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* —— Responsive —— */
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .section { padding: 80px 0; }
  .nav-links .nav-link:not(.nav-cta) { display: none; }
  .legal-page { padding: 64px 0 72px; }
  .legal-layout {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .legal-sidebar {
    position: static;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}
@media (max-width: 640px) {
  body { font-size: 15px; }
  .section { padding: 60px 0; }
  .container { width: calc(100% - 32px); }
  .legal-sidebar {
    grid-template-columns: 1fr;
  }
  .legal-section {
    padding-bottom: 28px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
  .brand-env canvas { display: none; }
}

/* —— Logo mark (inline SVG version, for nav) —— */
.logo-mark {
  display: inline-block;
  width: 28px;
  height: 28px;
}