/* ============================================================
   MUBSIRA FACTURES QUEBEC - Design System Tokens
   Direction: "Signature" (deep pine + warm cream + amber)
   Numerical precision borrowed from Direction B (JetBrains Mono)
   ------------------------------------------------------------
   One source of truth for: public brand, app theme, typography,
   spacing, radii, shadows, status colors, and shared primitives.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,500;12..96,600;12..96,700;12..96,800&family=Instrument+Sans:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600;700&family=Newsreader:opsz,wght@6..72,400;6..72,500;6..72,600&display=swap');

:root{
  /* ---- BRAND PINE (dominant public tone) ---- */
  --pine:#1E342A;
  --pine-deep:#152620;
  --pine-2:#264536;
  --pine-3:#2F5341;
  --pine-line:#37543F;
  --pine-tint:#EAF0EC;
  --pine-tint-2:#DCE7DF;

  /* ---- BRAND CREAM (surfaces, document paper) ---- */
  --cream:#F3EFE4;
  --cream-2:#E9E3D2;
  --cream-3:#DED8C7;
  --card:#FBF9F2;
  --paper:#FFFFFF;

  /* ---- BRAND AMBER (restrained accent) ---- */
  --amber:#C0863A;
  --amber-deep:#A06E2B;
  --amber-bright:#CF9447;
  --amber-soft:#EBDCC2;
  --amber-tint:#F6ECD9;

  /* ---- WARM NEUTRALS / INK ---- */
  --ink:#181D18;
  --ink-2:#566055;
  --ink-3:#8E9489;
  --ink-on-pine:#F3EFE4;
  --muted-on-pine:#A9B6A9;
  --faint-on-pine:#7E8E80;
  --line:#DED8C7;
  --line-2:#CEC7B2;

  /* ---- APP THEME (light, calm) ---- */
  --app-bg:#FAF8F1;
  --app-surface:#FFFFFF;
  --app-surface-2:#F5F2E9;
  --app-sidebar:#FCFAF4;
  --app-ink:#1A201B;
  --app-ink-2:#5B6359;
  --app-ink-3:#969C90;
  --app-line:#E8E3D6;
  --app-line-2:#DAD3C2;
  --app-active:#EAF0EC;

  /* ---- SEMANTIC STATUS ---- */
  --st-draft:#6B7280;        --st-draft-bg:#F1F1EE;
  --st-sent:#2F6F5A;         --st-sent-bg:#E4EFE9;
  --st-paid:#15803D;         --st-paid-bg:#E6F2EA;
  --st-overdue:#B91C1C;      --st-overdue-bg:#FBEAEA;
  --st-pending:#B45309;      --st-pending-bg:#FaF0E2;

  --success:#15803D;
  --warning:#B45309;
  --danger:#B91C1C;

  /* ---- TYPOGRAPHY ---- */
  --font-display:'Bricolage Grotesque',system-ui,sans-serif;
  --font-ui:'Instrument Sans',system-ui,-apple-system,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,'SF Mono',monospace;
  --font-serif:'Newsreader',Georgia,serif;

  /* ---- SPACING (4px base) ---- */
  --s1:4px; --s2:8px; --s3:12px; --s4:16px; --s5:20px;
  --s6:24px; --s8:32px; --s10:40px; --s12:48px; --s16:64px; --s20:80px;

  /* ---- RADII ---- */
  --r-ctrl:8px; --r-card:13px; --r-modal:18px; --r-pill:100px;

  /* ---- SHADOWS ---- */
  --sh-sm:0 1px 2px rgba(24,29,24,.06), 0 1px 3px rgba(24,29,24,.05);
  --sh-md:0 6px 18px -8px rgba(24,29,24,.18), 0 2px 6px rgba(24,29,24,.06);
  --sh-lg:0 24px 56px -20px rgba(24,29,24,.34), 0 8px 20px -10px rgba(24,29,24,.2);
  --sh-doc:0 40px 80px -28px rgba(0,0,0,.42), 0 10px 24px -14px rgba(0,0,0,.25);
}

*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{font-family:var(--font-ui);color:var(--ink);font-size:16px;line-height:1.5}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}
.serif{font-family:var(--font-serif)}

.container{max-width:1180px;margin:0 auto;padding:0 32px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-ui);font-weight:600;font-size:15px;line-height:1;
  border-radius:var(--r-ctrl);padding:13px 22px;cursor:pointer;border:1.5px solid transparent;
  transition:background .16s, border-color .16s, transform .16s, box-shadow .16s;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn-amber{background:var(--amber);color:var(--pine-deep)}
.btn-amber:hover{background:var(--amber-bright)}
.btn-pine{background:var(--pine);color:var(--cream)}
.btn-pine:hover{background:var(--pine-2)}
.btn-line{background:transparent;border-color:var(--pine-line);color:var(--cream)}
.btn-line:hover{background:rgba(255,255,255,.07)}
.btn-ghost{background:transparent;border-color:var(--line-2);color:var(--ink)}
.btn-ghost:hover{background:var(--cream-2)}
.btn-lg{padding:16px 28px;font-size:16px;border-radius:11px}
.btn-sm{padding:9px 15px;font-size:13.5px}

/* Brand mark */
.mk{display:flex;align-items:center;justify-content:center;border-radius:9px;
  background:var(--amber);color:var(--pine-deep);font-family:var(--font-display);font-weight:800}

/* Pills / badges */
.badge{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:600;
  letter-spacing:.02em;padding:5px 11px;border-radius:var(--r-pill)}
.tag-pro{font-size:10px;font-weight:700;letter-spacing:.06em;color:var(--amber-deep);
  background:var(--amber-soft);padding:3px 8px;border-radius:5px;text-transform:uppercase}
.tag-free{font-size:10px;font-weight:700;letter-spacing:.06em;color:var(--st-sent);
  background:var(--st-sent-bg);padding:3px 8px;border-radius:5px;text-transform:uppercase}

/* Status chips */
.chip{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;
  padding:4px 10px;border-radius:var(--r-pill);letter-spacing:.01em}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor;flex:none}
.chip.draft{color:var(--st-draft);background:var(--st-draft-bg)}
.chip.sent{color:var(--st-sent);background:var(--st-sent-bg)}
.chip.paid,.chip.accepted{color:var(--st-paid);background:var(--st-paid-bg)}
.chip.overdue,.chip.declined{color:var(--st-overdue);background:var(--st-overdue-bg)}
.chip.pending,.chip.partial{color:var(--st-pending);background:var(--st-pending-bg)}

/* Restrained reveal-on-scroll (public site only) */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s cubic-bezier(.22,.61,.36,1),transform .6s cubic-bezier(.22,.61,.36,1)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}