/* ============================================================
   GrowthAgents AI — Design System · "The Ledger"
   Display: Archivo Expanded (900/800)  ·  Data: JetBrains Mono  ·  Body: Inter
   Motion craft per Emil Kowalski. Anti-slop per taste-skill.
   Gradient = precise accent only. Radii deliberately non-uniform.
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Archivo+Expanded:wght@600;700;800;900&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root{
  /* brand */
  --deep:#5B2D91; --purple:#8E248D; --magenta:#A61DB1;
  --grad:linear-gradient(100deg,#5B2D91,#8E248D 55%,#A61DB1);
  /* ink + paper */
  --black:#08080C;      /* true near-black canvas */
  --ink:#111827; --slate:#1F2937; --gray:#6B7280; --gray-2:#9AA1AE;
  --line:#E7E5E9; --line-2:#EDEBF0;
  --paper:#F7F6F4;      /* warm off-white — not sterile white */
  --paper-2:#F1EFF2;
  --white:#FFFFFF;
  --green:#12B981; --amber:#F59E0B; --red:#EF4444;
  --code-bg:#0C0C12;    /* ledger/terminal surface */
  --code-line:rgba(255,255,255,.07);

  /* type */
  --disp:'Archivo Expanded','Archivo',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;

  /* motion */
  --e:cubic-bezier(.23,1,.32,1);      /* strong ease-out */
  --e-io:cubic-bezier(.77,0,.175,1);  /* strong ease-in-out */

  /* radii — non-uniform on purpose */
  --r-sharp:3px; --r:10px; --r-lg:16px; --r-pill:999px;

  --wrap:1200px; --nav-h:64px;
  --sh-sm:0 1px 2px rgba(8,8,12,.06),0 1px 3px rgba(8,8,12,.05);
  --sh:0 18px 50px -22px rgba(8,8,12,.35);
  --sh-glow:0 14px 44px -16px rgba(142,36,141,.5);
}

*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--ink);background:var(--paper);line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
::selection{background:rgba(166,29,177,.9);color:#fff}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* layout */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:20px}
.section{padding:64px 0;position:relative}
@media(min-width:900px){.section{padding:112px 0}.wrap{padding-inline:40px}}
.ink{background:var(--black);color:#D7D9E2}
.ink h1,.ink h2,.ink h3,.ink h4{color:#fff}
.paper-2{background:var(--paper-2)}

/* type */
h1,h2,h3,h4{font-family:var(--disp);font-weight:800;line-height:1.02;letter-spacing:-.02em;color:var(--ink)}
.display{font-family:var(--disp);font-weight:900;font-size:clamp(2.6rem,8.5vw,5.4rem);line-height:.92;letter-spacing:-.035em}
h1{font-size:clamp(2.2rem,6.4vw,3.4rem)}
h2{font-size:clamp(1.9rem,5.2vw,3.1rem);letter-spacing:-.03em}
h3{font-size:clamp(1.15rem,3vw,1.5rem);letter-spacing:-.02em}
.lede{font-family:var(--sans);font-size:clamp(1.02rem,2.2vw,1.22rem);color:var(--gray);font-weight:400;line-height:1.6;max-width:60ch}
.ink .lede{color:#9DA3B2}
p{max-width:66ch}
.gtext{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}

/* mono eyebrow / kicker */
.mono{font-family:var(--mono)}
.kick{font-family:var(--mono);font-weight:500;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--purple);display:inline-flex;align-items:center;gap:9px}
.kick::before{content:"";width:22px;height:1.5px;background:var(--grad)}
.ink .kick{color:#C79BD6}
.tag{font-family:var(--mono);font-weight:500;font-size:.7rem;letter-spacing:.06em;padding:4px 9px;border-radius:var(--r-sharp);border:1px solid var(--line);color:var(--slate);background:var(--white);display:inline-flex;align-items:center;gap:6px;white-space:nowrap}
.tag--grad{border:0;background:var(--grad);color:#fff}
.tag--green{color:var(--green);border-color:rgba(18,185,129,.35);background:rgba(18,185,129,.08)}
.tag .d{width:6px;height:6px;border-radius:50%;background:currentColor;flex:none}

/* buttons — responsive press per Emil */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-family:var(--sans);font-weight:600;font-size:.96rem;padding:13px 24px;border-radius:var(--r-sharp);transition:transform .16s var(--e),box-shadow .22s var(--e),background-position .4s var(--e),border-color .2s;will-change:transform}
.btn:active{transform:scale(.97)}
.btn svg{width:17px;height:17px}
.btn--primary{background:var(--grad);background-size:150% 100%;color:#fff;box-shadow:var(--sh-glow)}
.btn--primary:hover{background-position:100% 0;box-shadow:0 20px 54px -16px rgba(142,36,141,.62)}
.btn--dark{background:var(--ink);color:#fff}
.btn--dark:hover{background:#000}
.btn--ghost{color:var(--ink);border:1.5px solid var(--ink)}
.btn--ghost:hover{background:var(--ink);color:#fff}
.ink .btn--ghost{color:#fff;border-color:rgba(255,255,255,.35)}
.ink .btn--ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn--lg{padding:16px 30px;font-size:1.02rem}
.btn--block{width:100%}
.btn .arr{transition:transform .22s var(--e)}
.btn:hover .arr{transform:translateX(4px)}

/* nav */
.nav{position:fixed;inset:0 0 auto 0;height:var(--nav-h);z-index:100;display:flex;align-items:center;background:rgba(247,246,244,.8);backdrop-filter:saturate(180%) blur(16px);border-bottom:1px solid transparent;transition:border-color .3s,background .3s}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(247,246,244,.92)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--disp);font-weight:900;letter-spacing:-.01em;font-size:1.06rem;color:var(--ink)}
.brand .mk{width:32px;height:32px;border-radius:var(--r-sharp);display:grid;place-items:center;background:var(--grad);color:#fff;font-family:var(--disp);font-weight:900;font-size:.92rem;box-shadow:var(--sh-glow)}
.brand small{font-family:var(--mono);font-weight:500;font-size:.62rem;letter-spacing:.12em;color:var(--gray);align-self:center}
.nav-links{display:none;gap:28px;align-items:center}
.nav-links a{font-family:var(--mono);font-size:.78rem;letter-spacing:.03em;color:var(--slate);position:relative;padding:4px 0}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-1px;height:1.5px;width:0;background:var(--grad);transition:width .28s var(--e)}
.nav-links a:hover::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-cta .btn{padding:9px 18px;font-size:.85rem}
.burger{display:grid;gap:5px;padding:8px}
.burger span{width:22px;height:2px;background:var(--ink);border-radius:2px;transition:.3s var(--e)}
.burger.x span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.x span:nth-child(2){opacity:0}
.burger.x span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{position:fixed;inset:var(--nav-h) 0 auto 0;background:var(--paper);border-bottom:1px solid var(--line);padding:12px 20px 22px;display:none;flex-direction:column;gap:2px;z-index:99;box-shadow:var(--sh)}
.mobile-menu.open{display:flex;animation:drop .3s var(--e)}
.mobile-menu a{padding:13px 4px;font-family:var(--mono);font-size:.85rem;border-bottom:1px solid var(--line-2)}
.mobile-menu .btn{margin-top:14px;font-family:var(--sans)}
@keyframes drop{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
@media(min-width:960px){.nav-links{display:flex}.burger{display:none}}

/* ledger / receipt surfaces */
.ledger{background:var(--code-bg);border:1px solid var(--code-line);border-radius:var(--r);overflow:hidden;font-family:var(--mono);color:#C7CBD6;box-shadow:var(--sh)}
.ledger__bar{display:flex;align-items:center;gap:7px;padding:11px 14px;border-bottom:1px solid var(--code-line);background:rgba(255,255,255,.02)}
.ledger__bar .dot{width:10px;height:10px;border-radius:50%;background:#2a2a35}
.ledger__bar .ttl{margin-left:8px;font-size:.72rem;letter-spacing:.05em;color:#7d8393}
.led-row{display:grid;grid-template-columns:1fr auto;gap:10px;padding:11px 14px;border-bottom:1px solid var(--code-line);font-size:.78rem;align-items:center}
.led-row:last-child{border-bottom:0}
.led-row .a{color:#D7DAE3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.led-row .t{font-size:.66rem;color:#9a7bd4}
.led-row .v{color:var(--green);font-weight:600;text-align:right}
.led-foot{display:flex;justify-content:space-between;padding:13px 14px;font-size:.8rem;background:rgba(255,255,255,.03);color:#fff}

/* redaction */
.redact{background:var(--ink);color:transparent;border-radius:2px;user-select:none;position:relative;display:inline-block}
.redact::after{content:"REDACTED";font-family:var(--mono);font-size:.6rem;letter-spacing:.1em;color:rgba(255,255,255,.35);position:absolute;inset:0;display:grid;place-items:center}

/* cards */
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--sh-sm);transition:transform .3s var(--e),box-shadow .3s var(--e),border-color .3s}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh);border-color:rgba(142,36,141,.3)}

/* metric */
.metric .rule{width:34px;height:3px;background:var(--grad);margin-bottom:12px}
.metric .num{font-family:var(--disp);font-weight:900;font-size:clamp(2.2rem,6vw,3rem);line-height:1;letter-spacing:-.03em;color:var(--ink)}
.ink .metric .num{color:#fff}
.metric .lbl{font-family:var(--mono);font-size:.74rem;letter-spacing:.03em;color:var(--gray);margin-top:8px}
.ink .metric .lbl{color:#8B90A0}

/* grids */
.grid{display:grid;gap:18px}
@media(min-width:680px){.g2{grid-template-columns:repeat(2,1fr)}}
@media(min-width:920px){.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}}

/* reveal + stagger */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s var(--e),transform .7s var(--e)}
[data-reveal].in{opacity:1;transform:none}
[data-reveal][data-d="1"]{transition-delay:.06s}
[data-reveal][data-d="2"]{transition-delay:.12s}
[data-reveal][data-d="3"]{transition-delay:.18s}
[data-reveal][data-d="4"]{transition-delay:.24s}
[data-reveal][data-d="5"]{transition-delay:.30s}
@media(prefers-reduced-motion:reduce){[data-reveal]{opacity:1;transform:none;transition:none}}

/* marquee */
.marquee{overflow:hidden;position:relative;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee__row{display:flex;gap:10px;width:max-content;animation:slide 34s linear infinite}
.marquee:hover .marquee__row{animation-play-state:paused}
@keyframes slide{to{transform:translateX(-50%)}}

/* footer */
.footer{background:var(--black);color:#9AA1AE;padding:60px 0 28px}
.footer h4{color:#fff;font-family:var(--mono);font-weight:500;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:15px}
.footer a{color:#9AA1AE;font-size:.9rem;display:block;padding:6px 0;transition:color .2s}
.footer a:hover{color:#fff}
.footer .cols{display:grid;gap:32px;grid-template-columns:1fr 1fr}
@media(min-width:820px){.footer .cols{grid-template-columns:2.2fr 1fr 1fr 1fr}}
.footer .base{border-top:1px solid rgba(255,255,255,.08);margin-top:42px;padding-top:20px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-family:var(--mono);font-size:.72rem;color:#6B7280}

/* utils */
.center{text-align:center}
.mt-s{margin-top:12px}.mt-m{margin-top:24px}.mt-l{margin-top:40px}
.stack{display:flex;flex-direction:column;gap:12px}
@media(min-width:540px){.stack{flex-direction:row}}
.hide-m{display:none}
@media(min-width:900px){.hide-m{display:inline-flex}}