/* Model Business — marketing site
   Dark-first navy identity (matches the app) with a "financial paper" light mode. */

:root{
  /* light — "financial paper" */
  --ground:#F4F7FC; --surface:#FFFFFF; --surface-2:#EEF3FB;
  --ink:#0E1E36; --ink-2:#4A5B76; --line:#DBE4F1;
  --accent:#2F6FE0; --accent-ink:#1B4FB0; --accent-soft:#E4EDFC;
  --pos:#12A06B; --warn:#C77E22; --neg:#D65757;
  --band-bg:#0A2140; --band-surface:#12305A; --band-ink:#EAF1FB; --band-ink-2:#9FB6D6; --band-line:#24446E;
  --shadow:0 1px 2px rgba(16,30,54,.06), 0 12px 34px -18px rgba(16,30,54,.28);
  --radius:16px;
  --font-body:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --font-mono:ui-monospace,"SF Mono","Cascadia Code",Menlo,Consolas,monospace;
  --maxw:1140px;
}
:root:not([data-theme="light"]){
  @media (prefers-color-scheme: dark){
    --ground:#0A2140; --surface:#0E2B52; --surface-2:#12305A;
    --ink:#EAF1FB; --ink-2:#9FB6D6; --line:#24446E;
    --accent:#4C8DFF; --accent-ink:#9DC2FF; --accent-soft:#14315C;
    --pos:#37D9A4; --warn:#E0913A; --neg:#EC6A6A;
    --band-bg:#06152B; --band-surface:#0E2B52; --band-ink:#EAF1FB; --band-ink-2:#9FB6D6; --band-line:#24446E;
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 18px 44px -20px rgba(0,0,0,.7);
  }
}
:root[data-theme="dark"]{
  --ground:#0A2140; --surface:#0E2B52; --surface-2:#12305A;
  --ink:#EAF1FB; --ink-2:#9FB6D6; --line:#24446E;
  --accent:#4C8DFF; --accent-ink:#9DC2FF; --accent-soft:#14315C;
  --pos:#37D9A4; --warn:#E0913A; --neg:#EC6A6A;
  --band-bg:#06152B; --band-surface:#0E2B52; --band-ink:#EAF1FB; --band-ink-2:#9FB6D6; --band-line:#24446E;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 18px 44px -20px rgba(0,0,0,.7);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0; background:var(--ground); color:var(--ink);
  font-family:var(--font-body); line-height:1.6;
  -webkit-font-smoothing:antialiased; text-rendering:optimizeLegibility;
}
h1,h2,h3{text-wrap:balance; line-height:1.1; margin:0; letter-spacing:-.01em}
p{margin:0}
a{color:inherit; text-decoration:none}
img{max-width:100%}
.wrap{max-width:var(--maxw); margin:0 auto; padding:0 24px}
.eyebrow{font-family:var(--font-mono); font-size:.72rem; letter-spacing:.18em; text-transform:uppercase; color:var(--ink-2)}
.mono{font-family:var(--font-mono); font-variant-numeric:tabular-nums}
.accent{color:var(--accent-ink)}

.btn{display:inline-flex; align-items:center; gap:.55em; cursor:pointer; font:600 .98rem/1 var(--font-body); padding:.85em 1.4em; border-radius:12px; border:1px solid transparent; transition:transform .12s ease, background .15s ease, border-color .15s ease}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--accent); color:#fff}
.btn-primary:hover{background:var(--accent-ink)}
.btn-ghost{background:transparent; color:var(--ink); border-color:var(--line)}
.btn-ghost:hover{border-color:var(--accent); color:var(--accent-ink)}
:focus-visible{outline:2px solid var(--accent); outline-offset:3px; border-radius:6px}

/* nav */
header.nav{position:sticky; top:0; z-index:50; backdrop-filter:saturate(160%) blur(12px); background:color-mix(in srgb, var(--ground) 82%, transparent); border-bottom:1px solid var(--line)}
.nav-inner{display:flex; align-items:center; gap:24px; height:64px}
.brand{display:flex; align-items:center; gap:.6em; font-weight:700; letter-spacing:-.02em; font-size:1.06rem}
.brand img{width:28px; height:28px; border-radius:7px; display:block}
.nav-links{display:flex; gap:26px; margin-left:auto; font-size:.92rem; color:var(--ink-2)}
.nav-links a:hover{color:var(--ink)}
.nav-cta{margin-left:8px}
@media (max-width:820px){ .nav-links{display:none} .nav-cta{margin-left:auto} }

section{padding:clamp(56px,8vw,104px) 0}
.sec-head{max-width:640px; margin-bottom:48px}
.sec-head h2{font-size:clamp(1.7rem,3.4vw,2.5rem); margin:14px 0 14px}
.sec-head p{color:var(--ink-2); font-size:1.06rem}

/* hero */
.hero{padding-top:clamp(40px,6vw,72px); overflow:hidden}
.hero-grid{display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center}
.hero h1{font-size:clamp(2.3rem,5.4vw,3.9rem); margin:18px 0 22px}
.hero p.lede{font-size:clamp(1.05rem,1.6vw,1.28rem); color:var(--ink-2); max-width:34ch}
.hero-cta{display:flex; flex-wrap:wrap; gap:12px; margin:30px 0 20px; align-items:center}
.trustline{display:flex; flex-wrap:wrap; gap:8px 18px; font-size:.85rem; color:var(--ink-2); align-items:center}
.trustline span{display:inline-flex; align-items:center; gap:.5em}
.dot{width:6px; height:6px; border-radius:50%; background:var(--pos)}
.hero-art{position:relative; display:flex; justify-content:center}
@media (max-width:900px){ .hero-grid{grid-template-columns:1fr; gap:36px} .hero-art{order:-1} }

/* store buttons */
.store{display:inline-flex; align-items:center; gap:.6em; padding:.7em 1.1em; border:1px solid var(--line); border-radius:12px; background:var(--surface-2); color:var(--ink)}
.store:hover{border-color:var(--accent)}
.store small{display:block; font-size:.66rem; color:var(--ink-2); letter-spacing:.04em}
.store b{font-weight:650; font-size:.95rem}
.stores{display:flex; gap:12px; flex-wrap:wrap}

/* value pillars */
.pillars{display:grid; grid-template-columns:repeat(3,1fr); gap:20px}
.pill{background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:26px; box-shadow:var(--shadow)}
.pill .ic{width:40px; height:40px; border-radius:11px; display:grid; place-items:center; background:var(--accent-soft); color:var(--accent-ink); margin-bottom:16px}
.pill h3{font-size:1.14rem; margin-bottom:8px}
.pill p{color:var(--ink-2); font-size:.96rem}
@media (max-width:760px){ .pillars{grid-template-columns:1fr} }

/* feature rows */
.feature{display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; padding:clamp(34px,5vw,60px) 0}
.feature:nth-child(even) .fig{order:2}
.feature .kick{color:var(--accent-ink); font-family:var(--font-mono); font-size:.74rem; letter-spacing:.16em; text-transform:uppercase}
.feature h3{font-size:clamp(1.4rem,2.6vw,2rem); margin:12px 0 14px}
.feature p{color:var(--ink-2); font-size:1.04rem}
.feature ul{margin:18px 0 0; padding:0; list-style:none; display:grid; gap:10px}
.feature li{display:flex; gap:.7em; align-items:flex-start; font-size:.98rem}
.feature li svg{flex:0 0 auto; margin-top:.15em; color:var(--pos)}
.fig{background:var(--surface); border:1px solid var(--line); border-radius:20px; padding:22px; box-shadow:var(--shadow)}
.fig svg{width:100%; height:auto; display:block}
@media (max-width:820px){ .feature{grid-template-columns:1fr; gap:26px} .feature:nth-child(even) .fig{order:0} }

/* steps */
.steps{display:grid; grid-template-columns:repeat(3,1fr); gap:22px}
.step{background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:26px}
.step .n{font-family:var(--font-mono); font-size:.8rem; color:var(--accent-ink); letter-spacing:.1em}
.step h3{font-size:1.16rem; margin:10px 0 8px}
.step p{color:var(--ink-2); font-size:.96rem}
@media (max-width:760px){ .steps{grid-template-columns:1fr} }

/* privacy band */
.band{background:var(--band-bg); color:var(--band-ink)}
.band .eyebrow,.band .band-sub{color:var(--band-ink-2)}
.band-grid{display:grid; grid-template-columns:1.1fr .9fr; gap:48px; align-items:center}
.band h2{font-size:clamp(1.7rem,3.4vw,2.5rem); margin:14px 0 16px}
.band-sub{font-size:1.06rem; max-width:46ch}
.band ul{list-style:none; margin:22px 0 0; padding:0; display:grid; gap:12px}
.band li{display:flex; gap:.7em; align-items:flex-start}
.band li svg{color:#37D9A4; flex:0 0 auto; margin-top:.15em}
.vault{background:var(--band-surface); border:1px solid var(--band-line); border-radius:20px; padding:24px}
@media (max-width:820px){ .band-grid{grid-template-columns:1fr; gap:28px} }

/* audiences */
.aud{display:grid; grid-template-columns:repeat(3,1fr); gap:20px}
.aud .card{background:var(--surface); border:1px solid var(--line); border-radius:var(--radius); padding:26px}
.aud .tag{font-family:var(--font-mono); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--ink-2)}
.aud h3{font-size:1.14rem; margin:12px 0 8px}
.aud p{color:var(--ink-2); font-size:.95rem}
@media (max-width:760px){ .aud{grid-template-columns:1fr} }

/* pricing */
.plans{display:grid; grid-template-columns:repeat(2,1fr); gap:22px; max-width:760px; margin:0 auto}
.plan{background:var(--surface); border:1px solid var(--line); border-radius:20px; padding:30px; box-shadow:var(--shadow); display:flex; flex-direction:column}
.plan.featured{border-color:var(--accent); box-shadow:0 0 0 1px var(--accent), var(--shadow)}
.plan .ptag{font-family:var(--font-mono); font-size:.72rem; letter-spacing:.14em; text-transform:uppercase; color:var(--ink-2)}
.plan .amt{font-family:var(--font-mono); font-size:2.4rem; font-weight:700; letter-spacing:-.02em; margin:8px 0 2px}
.plan .amt small{font-size:.85rem; color:var(--ink-2); font-weight:500}
.plan .sub{color:var(--ink-2); font-size:.94rem; min-height:2.6em}
.plan ul{list-style:none; margin:20px 0 24px; padding:0; display:grid; gap:11px; text-align:left}
.plan li{display:flex; gap:.6em; align-items:flex-start; font-size:.95rem}
.plan li svg{color:var(--pos); flex:0 0 auto; margin-top:.2em}
.plan .btn{margin-top:auto; width:100%; justify-content:center}
.plans.single{grid-template-columns:1fr; max-width:420px}
.pricenote{text-align:center; color:var(--ink-2); font-size:.9rem; margin-top:18px}
.placeholder{display:inline-block; font-family:var(--font-mono); font-size:.68rem; letter-spacing:.1em; text-transform:uppercase; color:var(--warn); border:1px dashed var(--warn); border-radius:999px; padding:.35em .8em; margin:16px auto 0}
@media (max-width:640px){ .plans{grid-template-columns:1fr} }

/* faq */
.faq{display:grid; gap:12px; max-width:820px}
details{background:var(--surface); border:1px solid var(--line); border-radius:14px; padding:2px 20px}
summary{cursor:pointer; list-style:none; font-weight:600; padding:18px 0; display:flex; justify-content:space-between; gap:16px; align-items:center}
summary::-webkit-details-marker{display:none}
summary .chev{transition:transform .2s ease; color:var(--ink-2)}
details[open] summary .chev{transform:rotate(45deg)}
details p{color:var(--ink-2); padding:0 0 20px; font-size:.98rem}

/* final cta */
.final{background:var(--band-bg); color:var(--band-ink); text-align:center}
.final h2{font-size:clamp(1.8rem,4vw,2.8rem); margin:14px auto 16px; max-width:18ch}
.final p{color:var(--band-ink-2); max-width:52ch; margin:0 auto 26px; font-size:1.06rem}
.final .stores{justify-content:center}
.final .store{background:var(--band-surface); border-color:var(--band-line); color:var(--band-ink)}
.final .store small{color:var(--band-ink-2)}

/* footer */
footer{border-top:1px solid var(--line); padding:48px 0 40px; color:var(--ink-2); font-size:.92rem}
.foot-grid{display:flex; justify-content:space-between; gap:28px; flex-wrap:wrap; align-items:flex-start}
.foot-links{display:flex; gap:26px; flex-wrap:wrap}
.foot-links a:hover{color:var(--ink)}
.copy{margin-top:26px; font-size:.82rem; color:var(--ink-2)}

/* prose (privacy / support) */
.subhead{padding:clamp(44px,7vw,80px) 0 8px}
.subhead h1{font-size:clamp(2rem,4.5vw,3rem); margin:14px 0 10px}
.subhead p{color:var(--ink-2); font-size:1.05rem}
.prose{max-width:760px; padding-bottom:clamp(56px,8vw,96px)}
.prose h2{font-size:1.3rem; margin:38px 0 10px}
.prose h3{font-size:1.05rem; margin:24px 0 8px}
.prose p, .prose li{color:var(--ink-2); font-size:1rem}
.prose p{margin:0 0 14px}
.prose ul{margin:0 0 16px; padding-left:1.2em; display:grid; gap:8px}
.prose a{color:var(--accent-ink); text-decoration:underline; text-underline-offset:2px}
.prose .updated{font-family:var(--font-mono); font-size:.78rem; letter-spacing:.06em; text-transform:uppercase; color:var(--ink-2)}
.callout{background:var(--surface); border:1px solid var(--line); border-radius:14px; padding:20px 22px; margin:20px 0}
.callout p:last-child{margin-bottom:0}

/* reveal (JS-gated so no-JS shows everything) */
.js .reveal{opacity:0; transform:translateY(18px); transition:opacity .6s ease, transform .6s ease}
.js .reveal.is-in{opacity:1; transform:none}
@media (prefers-reduced-motion:reduce){ .js .reveal{opacity:1; transform:none; transition:none} html{scroll-behavior:auto} }