/* ============================================================
   MINERVA C2 — DESIGN TOKENS
   Cyberpunk operator interface · dark by default
   ============================================================ */

/* Self-host JetBrains Mono + Inter via Google fonts CDN
   (matches the brand's mono+sans pairing). If you copy this
   file into another project, swap the @import for local woff2
   files in /fonts when offline. */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700;800;900&display=swap');

:root {
  /* ── CORE PALETTE (rgb triplets so they compose with /alpha) ───────── */
  --color-void:    0   0   0;     /* canvas / page background      */
  --color-signal:  255 255 255;   /* foreground text + highlights  */
  --color-accent:  34  197 94;    /* default green operator accent */
  --color-ghost:   153 153 153;   /* borders + secondary chrome    */
  --color-machine: 51  51  51;    /* card / panel background       */

  /* Cyberpunk extras — used across modules */
  --color-cyan:     34 211 238;   /* HUD/scanner cyan (#22d3ee)    */
  --color-amber:    245 158 11;   /* warning / custom-node amber   */
  --color-red:      239 68  68;   /* SESSION_DEAD / combat / error */
  --color-magenta:  217 70  239;  /* p2p / interactive halos       */
  --color-blue:     59  130 246;  /* info / metric blue            */

  /* ── ALIAS TOKENS ──────────────────────────────────────────────────── */
  --bg:           rgb(var(--color-void));
  --bg-elev-1:    rgb(var(--color-void));            /* full black backdrop */
  --bg-elev-2:    rgba(255,255,255,0.03);            /* panel wash         */
  --bg-elev-3:    rgba(255,255,255,0.05);            /* hover wash         */
  --bg-card:      rgba(5,7,12,0.97);                 /* modals + toasts    */
  --fg:           rgb(var(--color-signal));
  --fg-dim:       rgba(255,255,255,0.65);
  --fg-mute:      rgba(255,255,255,0.40);
  --fg-faint:     rgba(255,255,255,0.18);
  --border:       rgba(255,255,255,0.10);
  --border-strong:rgba(255,255,255,0.20);
  --border-faint: rgba(255,255,255,0.05);

  --accent:       rgb(var(--color-accent));
  --accent-dim:   rgba(var(--color-accent),0.6);
  --cyan:         rgb(var(--color-cyan));
  --amber:        rgb(var(--color-amber));
  --red:          rgb(var(--color-red));
  --magenta:      rgb(var(--color-magenta));

  /* ── TYPOGRAPHY ────────────────────────────────────────────────────── */
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --font-sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  /* Scale — designed for 16:9 dense ops consoles */
  --fs-mega:   clamp(48px, 7vw, 112px);  /* display headline */
  --fs-hero:   clamp(36px, 5vw, 72px);   /* page hero */
  --fs-h1:     clamp(28px, 3vw, 44px);
  --fs-h2:     22px;
  --fs-h3:     16px;
  --fs-body:   14px;
  --fs-small:  12px;
  --fs-micro:  10px;                     /* HUD labels, mono caps */

  --lh-tight:  1.05;
  --lh-snug:   1.25;
  --lh-body:   1.55;

  --tracking-mega:  -0.04em;             /* tighten very large display */
  --tracking-tight: -0.02em;
  --tracking-normal: 0;
  --tracking-wide:  0.08em;              /* mono section captions */
  --tracking-mega-wide: 0.24em;          /* HUD labels (e.g. SUCCESS_RATE) */

  /* ── SPACING (4px grid) ────────────────────────────────────────────── */
  --space-0:  0;
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* ── RADII ─────────────────────────────────────────────────────────── */
  --radius-0:   0;
  --radius-sm:  2px;
  --radius-md:  4px;
  --radius-lg:  8px;
  --radius-pill: 999px;

  /* ── BORDERS ───────────────────────────────────────────────────────── */
  --hairline:   1px solid var(--border);
  --hairline-strong: 1px solid var(--border-strong);
  --accent-rule:2px solid var(--accent);

  /* ── SHADOWS / GLOWS ───────────────────────────────────────────────── */
  --shadow-card:   0 12px 40px rgba(0,0,0,0.85);
  --shadow-modal:  0 24px 80px rgba(0,0,0,0.9);
  --glow-accent:   0 0 24px rgba(var(--color-accent), 0.35);
  --glow-cyan:     0 0 24px rgba(var(--color-cyan),   0.35);
  --glow-red:      0 0 24px rgba(var(--color-red),    0.40);

  /* ── MOTION ───────────────────────────────────────────────────────── */
  --ease-out:    cubic-bezier(0.22, 0.68, 0, 1.2);
  --ease-snap:   cubic-bezier(0, 0, 0.2, 1);
  --dur-fast:    120ms;
  --dur-base:    220ms;
  --dur-slow:    420ms;

  /* ── BG TEXTURES ───────────────────────────────────────────────────── */
  --tex-scanlines: linear-gradient(
      rgba(18,16,16,0) 50%, rgba(0,0,0,0.25) 50%
    ),
    linear-gradient(90deg,
      rgba(255,0,0,0.06),
      rgba(0,255,0,0.02),
      rgba(0,0,255,0.06));
  --tex-grid: linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
              linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  --tex-grid-size: 32px 32px;
}

/* ============================================================
   SEMANTIC ELEMENTS
   Use these on plain HTML; designed to be drop-in.
   ============================================================ */

html, body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  letter-spacing: var(--tracking-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ── DISPLAY / HEADINGS ─────────────────────────────────────── */
.mv-display,
.mv-mega {
  font-family: var(--font-sans);
  font-weight: 900;
  font-size: var(--fs-mega);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-mega);
  color: var(--fg);
  text-transform: uppercase;
}

.mv-hero {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: var(--fs-hero);
  line-height: 1.02;
  letter-spacing: var(--tracking-tight);
}

h1, .mv-h1 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--fs-h1);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--fg);
}

h2, .mv-h2 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: var(--fs-h2);
  line-height: var(--lh-snug);
  letter-spacing: var(--tracking-tight);
  color: var(--fg);
}

h3, .mv-h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: var(--fs-h3);
  line-height: var(--lh-snug);
  color: var(--fg);
}

p, .mv-body {
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  color: var(--fg-dim);
}

/* ── HUD LABELS ─────────────────────────────────────────────── 
   The signature Minerva caption style.
   Example: <span class="mv-label">SESSION_STATUS</span> */
.mv-label,
.mv-caption {
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 700;
  letter-spacing: var(--tracking-mega-wide);
  text-transform: uppercase;
  color: var(--fg-mute);
  line-height: 1;
}

.mv-label--strong { color: var(--fg); }
.mv-label--accent { color: var(--accent); }
.mv-label--cyan   { color: var(--cyan);   }
.mv-label--red    { color: var(--red);    }
.mv-label--amber  { color: var(--amber);  }

/* ── MONO DATA (numbers, hex, IPs, telemetry) ───────────────── */
.mv-mono,
code, kbd, samp, pre {
  font-family: var(--font-mono);
  font-size: var(--fs-body);
}

.mv-mono-big {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: clamp(36px, 4vw, 56px);
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}

.mv-mono-data {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* ── LINKS ──────────────────────────────────────────────────── */
a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-snap);
}
a:hover { color: var(--cyan); }