/* PostHaste pre-launch site. Palette + type from specs/vision/posthaste-brand-identity.md
   (the same values the app's brand tokens carry -- ADR 037). Ported from the mockup at
   specs/marketing/landing/index.html. */
:root{--ink:#14201C;--emerald:#0E8C66;--emerald-dark:#1bb583;--paper:#F7F4EC;--cream:#F2E8D2;--slate:#3A463F;--hairline:#DAD5C8;--clay:#C9603F;--pine:#0C3A2A;--brass:#C2912F;--parchment:#EADFC2;--brick:#9E4427;--sage:#9FB0A0;--accent:var(--clay);--accent-ink:#fff;--maxw:1240px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--paper);color:var(--ink);font-family:"IBM Plex Sans",sans-serif;-webkit-font-smoothing:antialiased;line-height:1.5;
  background-image:radial-gradient(var(--hairline) .6px,transparent .6px);background-size:22px 22px;background-attachment:fixed}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(16px,5vw,64px)}
a{color:inherit}
.skip{position:absolute;left:-9999px;top:8px;background:var(--ink);color:var(--paper);padding:8px 14px;border-radius:6px;z-index:100}
.skip:focus{left:12px}
:focus-visible{outline:2px solid var(--emerald);outline-offset:3px}
h2{font-family:"Fraunces",serif;font-weight:500;letter-spacing:-.02em;line-height:1.05;font-size:clamp(30px,3.6vw,46px)}
.kicker{font-family:"IBM Plex Mono",monospace;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--emerald);margin-bottom:14px;display:inline-flex;align-items:center;gap:8px}
.kicker::before{content:"";width:24px;height:1.5px;background:var(--emerald)}
.btn{font-family:"IBM Plex Sans",sans-serif;font-size:15.5px;font-weight:600;border-radius:9px;padding:13px 24px;cursor:pointer;border:1.5px solid transparent;transition:transform .15s,box-shadow .15s,background .15s;text-decoration:none;display:inline-block}
.btn-primary{background:var(--accent);color:var(--accent-ink);box-shadow:0 8px 22px -10px var(--accent)}
.btn-primary:hover{transform:translateY(-2px);background:var(--brick)}
.textlink{font-size:15px;font-weight:500;color:var(--slate);text-decoration:none;display:inline-flex;align-items:center;gap:7px;transition:gap .15s,color .15s}
.textlink:hover{gap:11px;color:var(--ink)}

/* nav */
.navbar{position:sticky;top:0;z-index:40;background:#f7f4ecd9;backdrop-filter:blur(8px);border-bottom:1px solid var(--hairline)}
.navinner{max-width:var(--maxw);margin:0 auto;padding:14px clamp(16px,5vw,64px);display:flex;align-items:center;justify-content:space-between;gap:16px}
.navlogo{width:160px;height:auto;display:block;flex:0 0 auto}
.navlinks{display:flex;align-items:center;gap:26px}
.navlinks a{color:var(--slate);text-decoration:none;font-size:14px;font-weight:500}
.navlinks a:hover{color:var(--ink)}
.navlinks .btn-primary{color:var(--accent-ink)}

/* hero */
.hero{display:grid;grid-template-columns:.82fr 1fr;gap:clamp(32px,5vw,68px);align-items:center;padding:clamp(36px,5vw,68px) 0 76px}
h1{font-family:"Fraunces",serif;font-weight:500;font-size:clamp(40px,5.6vw,70px);line-height:1.0;letter-spacing:-.025em;margin-bottom:22px}
h1 em{font-style:italic;color:var(--emerald)}
.subhead{font-size:clamp(16px,1.4vw,18.5px);color:var(--slate);max-width:34ch;margin-bottom:30px}
.ctas{display:flex;gap:14px;align-items:center;flex-wrap:wrap}
.trust{margin-top:18px;font-size:13.5px;color:var(--slate);display:flex;align-items:center;gap:7px}

/* demo */
.demo{position:relative;min-width:0}
.rlabel{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--emerald);margin-bottom:10px;display:flex;align-items:center;gap:8px}
.rlabel .dot{width:7px;height:7px;border-radius:50%;background:var(--emerald);animation:ping 2.4s ease-out infinite}
.ticker{height:176px;overflow:hidden;position:relative;
  -webkit-mask-image:linear-gradient(to bottom,transparent,#000 15%,#000 85%,transparent);
          mask-image:linear-gradient(to bottom,transparent,#000 15%,#000 85%,transparent)}
.track{display:flex;flex-direction:column;gap:8px;animation:scrollup 16.8s linear infinite}
.ticker:hover .track{animation-play-state:paused}
@keyframes scrollup{from{transform:translateY(0)}to{transform:translateY(-50%)}}
.sig{background:#fff;border:1px solid var(--hairline);border-left:3px solid var(--emerald);border-radius:10px;padding:9px 12px;flex:0 0 auto}
.sig .tier{font-family:"IBM Plex Mono",monospace;font-size:9.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--emerald);display:block;margin-bottom:3px}
.sig .txt{font-size:12.5px;line-height:1.3;color:var(--ink)}
.synth{font-family:"IBM Plex Mono",monospace;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--slate);display:flex;align-items:center;gap:10px;margin:12px 0 14px}
.synth::before,.synth::after{content:"";height:1px;flex:1;background:var(--hairline)}
.card{background:#fff;border:1px solid var(--hairline);border-radius:18px;overflow:hidden;box-shadow:0 30px 60px -34px #14201c66,0 2px 0 #fff inset}
.card-head{display:flex;align-items:center;gap:11px;padding:15px 18px}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--ink);color:var(--paper);font-family:"IBM Plex Mono",monospace;font-size:14px;font-weight:500;display:grid;place-items:center}
.handle{font-weight:600;font-size:14.5px}.handle span{display:block;font-weight:400;font-size:12px;color:var(--slate)}
.ig{margin-left:auto;font-size:11px;font-family:"IBM Plex Mono",monospace;color:var(--slate);border:1px solid var(--hairline);padding:4px 9px;border-radius:6px}
.photo{aspect-ratio:5/4;width:100%;display:block}
.caption{padding:15px 18px 6px;font-size:14.5px}.caption b{font-weight:600}
.tags{padding:2px 18px 16px;font-size:13.5px;color:var(--emerald);font-weight:500}
.why{border-top:1px solid var(--hairline);padding:13px 18px;font-size:13px;color:var(--slate)}
.sample-note{font-size:12px;color:var(--slate);margin-top:10px;text-align:right}

/* sections */
section.band{padding:clamp(56px,7vw,96px) 0}
.section-head{max-width:60ch;margin-bottom:42px}
.section-head p{color:var(--slate);font-size:17px;margin-top:14px}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{background:#fff;border:1px solid var(--hairline);border-radius:16px;padding:28px 26px}
.step .num{font-family:"IBM Plex Mono",monospace;font-size:13px;color:var(--emerald);font-weight:500;margin-bottom:14px}
.step h3{font-family:"Fraunces",serif;font-weight:500;font-size:22px;margin-bottom:8px;letter-spacing:-.01em}
.step p{color:var(--slate);font-size:14.5px}
.layers{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.layer{border:1px solid var(--hairline);border-radius:16px;padding:26px;background:var(--paper)}
.layer .tag{font-family:"IBM Plex Mono",monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--emerald);margin-bottom:10px;display:block}
.layer h3{font-family:"Fraunces",serif;font-weight:500;font-size:21px;margin-bottom:7px;letter-spacing:-.01em}
.layer p{color:var(--slate);font-size:14.5px}
.platforms{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.platforms .chip{font-family:"IBM Plex Mono",monospace;font-size:13px;border:1px solid var(--hairline);background:#fff;border-radius:30px;padding:9px 16px;color:var(--ink)}

/* trust / data section */
.trustgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.trustgrid .step h3{font-size:19px}

/* early access */
.access{background:#fff;border:1px solid var(--hairline);border-radius:20px;padding:clamp(28px,4vw,48px);display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(24px,4vw,56px);align-items:center}
.access p{color:var(--slate);font-size:16px;margin-top:12px}
.access ul{list-style:none;display:flex;flex-direction:column;gap:10px;font-size:14.5px;color:var(--slate)}
.access li::before{content:"-";color:var(--emerald);margin-right:8px;font-weight:600}
.access .fine{font-size:13px;color:var(--slate);margin-top:14px}

/* ethos */
.mf{padding:clamp(56px,7vw,92px) 0 0}
.ethos-band{background:var(--pine);color:var(--parchment);border-radius:24px;padding:clamp(48px,6.5vw,84px) clamp(24px,5vw,60px);text-align:center;position:relative;overflow:hidden}
.ethos-band .kicker{color:var(--brass);justify-content:center;margin-bottom:22px}
.ethos-band .kicker::before{background:var(--brass)}
.mf-story{font-size:clamp(15.5px,1.45vw,17.5px);line-height:1.62;color:var(--sage);max-width:62ch;margin:0 auto clamp(28px,3.4vw,38px)}
.mf-story b{color:var(--parchment);font-weight:600}
.mf-punch{font-family:"Fraunces",serif;line-height:1.06;letter-spacing:-.02em;margin-bottom:clamp(30px,3.4vw,42px)}
.mf-punch .setup{display:block;font-weight:500;color:var(--parchment);font-size:clamp(20px,2.8vw,32px)}
.mf-punch .payoff{display:inline-block;font-style:italic;font-weight:600;color:var(--emerald-dark);font-size:clamp(33px,5.2vw,62px);margin-top:.1em}
.mf-punch .payoff::after{content:"";display:block;width:clamp(72px,9vw,112px);height:2px;background:var(--brass);border-radius:2px;margin:.34em auto 0}
.ethos-band .btn-primary{box-shadow:0 12px 30px -14px #000}

/* footer */
footer{border-top:1px solid var(--hairline);padding:40px 0 56px;margin-top:56px}
.footinner{display:flex;justify-content:space-between;align-items:center;gap:24px;flex-wrap:wrap}
.footlogo{width:150px;height:auto;display:block}
.footlinks{display:flex;gap:22px;font-size:14px;color:var(--slate);flex-wrap:wrap}
.footlinks a{text-decoration:none}.footlinks a:hover{color:var(--ink);text-decoration:underline}
.legalline{font-size:12.5px;color:var(--slate);margin-top:18px;line-height:1.7}

/* legal / document pages */
.doc{max-width:760px;margin:0 auto;padding:clamp(40px,6vw,72px) 0 24px}
.doc h1{font-size:clamp(34px,4.4vw,52px);margin-bottom:10px}
.doc .meta{font-family:"IBM Plex Mono",monospace;font-size:12px;color:var(--slate);letter-spacing:.04em;margin-bottom:34px}
.doc h2{font-size:clamp(22px,2.4vw,28px);margin:40px 0 12px}
.doc h3{font-family:"Fraunces",serif;font-weight:500;font-size:19px;margin:26px 0 8px}
.doc p,.doc li{font-size:16px;color:var(--ink);line-height:1.68}
.doc p{margin:0 0 14px}
.doc ul,.doc ol{margin:0 0 16px 22px}
.doc li{margin-bottom:6px}
.doc a{color:var(--emerald);text-underline-offset:3px}
.doc table{border-collapse:collapse;width:100%;margin:8px 0 20px;font-size:14.5px;display:block;overflow-x:auto}
.doc th,.doc td{border:1px solid var(--hairline);padding:8px 10px;text-align:left;vertical-align:top}
.doc th{background:var(--cream);font-weight:600}
.doc code{font-family:"IBM Plex Mono",monospace;font-size:.92em}
.doc blockquote{border-left:3px solid var(--emerald);padding:6px 16px;margin:0 0 16px;color:var(--slate)}

@keyframes ping{0%{box-shadow:0 0 0 0 #0E8C6688}70%{box-shadow:0 0 0 8px #0E8C6600}100%{box-shadow:0 0 0 0 #0E8C6600}}
@media (prefers-reduced-motion:reduce){.track{animation:none}.rlabel .dot{animation:none}html{scroll-behavior:auto}}
@media(max-width:900px){
  .hero{grid-template-columns:1fr;gap:36px}
  .steps,.layers,.trustgrid,.access{grid-template-columns:1fr}
  .subhead{max-width:none}
  .navlinks a:not(.btn){display:none}
}
@media(max-width:420px){
  .navlogo{width:128px}
  .navlinks .btn{padding:10px 14px;font-size:14px}
}