/* Landing page (design Option 6, "Voice to Line"). Built from design-previews/option-6/index.html. */
/* Option 6 "Voice to Line". One committed dark-navy theme (colours set explicitly, not theme-following).
   Layout concept: a scroll story. Hero waves straighten into lines of text, a pinned 4-step story, a 3D platform carousel. */
:root{
  --bg:#031033; --bg-2:#06184A; --surface:#0B1D55; --line:#1E3172; --text:#EEF3FF; --muted:#AAB7DC; --faint:#8B98C2;
  --accent:#8EC5FF; --on-accent:#031033; --ok:#9BE3B8; --mark:rgba(142,197,255,.16);
  --display:"Hanken Grotesk",system-ui,sans-serif; --mono:"JetBrains Mono",ui-monospace,monospace;
  --out-bg:rgba(11,29,85,.86); --accent-hover:#B4D9FF; --art-op:.6;
  color-scheme:dark;
}
/* Light version: same layout and art, paper-white surfaces and a deeper blue accent for contrast. */
:root[data-theme="light"]{
  --bg:#F5F8FF; --bg-2:#EAF0FC; --surface:#FFFFFF; --line:#D3DCEF; --text:#0B1B44; --muted:#465575; --faint:#5E6B8E;
  --accent:#1F5FD1; --on-accent:#FFFFFF; --ok:#1C7A4A; --mark:rgba(31,95,209,.10);
  --out-bg:rgba(255,255,255,.9); --accent-hover:#174FB3; --art-op:.55;
  color-scheme:light;
}
:root[data-theme="light"] .hero-art{background-image:url("/static/art/hero.webp?v=20261006b")}
:root[data-theme="light"] .card,:root[data-theme="light"] .out{box-shadow:0 30px 60px -36px rgba(11,27,68,.35)}
.theme-t{display:inline-flex;align-items:center;gap:8px;min-height:40px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--text);font:500 14.5px var(--display);cursor:pointer}
.theme-t:hover{background:var(--surface)}
.theme-t svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.theme-t .sun{display:none}:root[data-theme="light"] .theme-t .sun{display:block}:root[data-theme="light"] .theme-t .moon{display:none}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:clip}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.6 var(--display);overflow-x:clip;-webkit-font-smoothing:antialiased}
a{color:var(--accent)}
img{max-width:100%;display:block}
.in{max-width:1180px;margin:0 auto;padding-inline:max(16px,4vw)}
.mono{font-family:var(--mono);font-size:13px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;border-radius:999px;font-weight:600;text-decoration:none;white-space:nowrap;border:1px solid transparent;transition:transform .15s ease,background-color .15s ease}
.btn:hover{transform:translateY(-1px)}.btn:active{transform:translateY(1px)}
.btn-p{background:var(--accent);color:var(--on-accent)}
.btn-p:hover{background:var(--accent-hover)}
.btn-s{border-color:var(--line);color:var(--text)}
.btn-s:hover{background:var(--surface)}

/* nav */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:color-mix(in srgb,var(--bg) 78%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid color-mix(in srgb,var(--line) 70%,transparent)}
.nav .in{display:flex;align-items:center;gap:28px;height:68px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--text);text-decoration:none}
.logo svg{width:28px;height:28px}
.links{display:flex;gap:26px;margin-left:auto}
.links a{color:var(--muted);text-decoration:none;font-size:15px;white-space:nowrap}
.links a:hover{color:var(--text)}
.nav .btn{min-height:40px;padding:0 18px;font-size:15px}

/* hero: AI artwork backdrop + generative canvas + output cards */
.hero{position:relative;min-height:calc(100dvh - 68px);display:flex;align-items:center;overflow:hidden;isolation:isolate}
.hero-art{position:absolute;inset:0;z-index:-2;background:url("/static/art/share.webp?v=20261006b") center 92%/cover no-repeat;opacity:var(--art-op)}
.hero canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-1}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:48px;align-items:center;width:100%;padding-block:56px}
.hero h1{margin:0;font-size:clamp(40px,5.4vw,72px);line-height:1.02;font-weight:800;letter-spacing:-.035em;text-wrap:balance}
.hero h1 span{color:var(--accent)}
.lede{margin:22px 0 32px;font-size:19px;line-height:1.6;color:var(--muted);max-width:30em}
.ctas{display:flex;gap:12px;flex-wrap:wrap}
.stack{position:relative;height:500px}
.out{position:absolute;width:min(292px,49%);background:var(--out-bg);backdrop-filter:blur(8px);border:1px solid var(--line);border-radius:18px;padding:16px 18px;box-shadow:0 30px 60px -30px rgba(0,0,0,.7);font-size:14.5px;line-height:1.5}
.out header{display:flex;align-items:center;gap:12px;margin-bottom:12px;font-weight:600;font-size:15.5px}
.out header i{width:22px;height:22px;border-radius:6px;flex:none}
.out mark{background:var(--mark);color:var(--accent);border-radius:4px;padding:0 3px}
.out pre{margin:0;font:12px/1.6 var(--mono);white-space:pre-wrap}
.o1{left:0;top:0}.o2{right:0;top:96px}.o3{left:0;bottom:40px}.o4{right:0;bottom:0}
.stamp{display:inline-flex;align-items:center;gap:6px;margin-top:8px;font:12px var(--mono);color:var(--ok)}

/* fact strip */
.strip{border-block:1px solid var(--line);background:var(--bg-2)}
.strip ul{list-style:none;margin:0 auto;padding:22px max(16px,4vw);display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.strip li{display:flex;align-items:center;gap:10px;font-size:15px;color:var(--muted)}
.strip svg{width:20px;height:20px;flex:none;fill:none;stroke:var(--accent);stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

section.blk{padding-block:120px}
h2{margin:0;font-size:clamp(32px,4vw,52px);line-height:1.06;font-weight:800;letter-spacing:-.03em;text-wrap:balance;max-width:18em}
.sub{margin:16px 0 0;font-size:18px;color:var(--muted);max-width:44em}

/* pinned 4-step story with AI art */
.story{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:56px;align-items:center;margin-top:48px}
.steps{display:grid;gap:10px}
.step{border-left:2px solid var(--line);padding:14px 0 14px 22px;transition:border-color .3s,opacity .3s}
.step h3{display:block;margin:0;font-size:20px;line-height:1.35;font-weight:700}
.step p{margin:6px 0 0;color:var(--muted);font-size:15.5px}
.step.on{border-color:var(--accent)}
.frame{position:relative;aspect-ratio:900/678;border-radius:24px;overflow:hidden;border:1px solid var(--line);background:var(--surface)}
.frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .45s ease}
.frame img.on{opacity:1}
.proof{margin-top:20px;display:grid;grid-template-columns:auto 1fr;gap:4px 14px;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:16px 18px;font-size:14.5px}
.proof time{font:13px var(--mono);color:var(--faint)}
.proof .hl{color:var(--accent);font-weight:600}
.checks{list-style:none;display:flex;flex-wrap:wrap;gap:10px;margin:18px 0 0;padding:0}
.checks li{border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:14px;color:var(--muted)}
.checks li::before{content:"✓";color:var(--ok);margin-right:8px;font-weight:700}

/* platform chips + 3D carousel. Without JS it is a sideways-scrolling row; JS (.cf-on) turns it into a coverflow. */
.pm{width:30px;height:30px;border-radius:8px;flex:none;display:grid;place-items:center}
.pm svg{width:58%;height:58%;display:block}
.out .pm{width:32px;height:32px;border-radius:9px}.out .pm svg{width:60%;height:60%}
.pchips{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.pchip{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:6px 14px 6px 7px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--muted);font:500 14.5px var(--display);cursor:pointer;transition:background-color .2s,border-color .2s,color .2s}
.pchip .pm{width:28px;height:28px}
.pchip:hover{background:var(--surface);color:var(--text)}
.pchip[aria-current="true"]{background:var(--surface);border-color:var(--accent);color:var(--text)}
.cf{position:relative;margin-top:36px;overflow-x:clip;overflow-y:visible}
.cf-track{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px max(16px,4vw) 18px}
.card{width:340px;height:420px;flex:none;scroll-snap-align:center;background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:22px;display:flex;flex-direction:column;gap:10px;box-shadow:0 40px 70px -40px rgba(0,0,0,.8)}
.card header{display:flex;align-items:center;gap:10px}
.card header b{font-size:17px}
.card header small{margin-left:auto;font:12px var(--mono);color:var(--faint);text-align:right}
.card .body,.card pre{flex:1;min-height:0;overflow:hidden}
.card .body{font-size:14px;line-height:1.55;color:var(--text)}
.card .body p+p{margin-top:8px}.card .body p{margin:0}
.card pre{margin:0;font:12.5px/1.65 var(--mono);white-space:pre-wrap}
.card .rule{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.who{font:12px var(--mono);color:var(--faint)}
.cf-btn{display:none}
.cf-bar{display:none}
.cf-on .cf-track{display:block;position:relative;overflow:visible;height:450px;padding:0;perspective:1400px;transform-style:preserve-3d;touch-action:pan-y}
.cf-on .card{position:absolute;left:50%;top:10px;cursor:pointer}
.cf-on .card.is-active{cursor:default;border-color:color-mix(in srgb,var(--accent) 55%,var(--line))}
.cf-on .cf-btn{display:grid;place-items:center;position:absolute;top:50%;z-index:30;width:48px;height:48px;margin-top:-24px;border-radius:50%;border:1px solid var(--line);background:color-mix(in srgb,var(--bg) 70%,transparent);backdrop-filter:blur(8px);color:var(--text);cursor:pointer}
.cf-on .cf-btn:hover{background:var(--surface)}
.cf-btn svg{width:22px;height:22px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.cf-prev{left:max(16px,calc(50% - 470px))}.cf-next{right:max(16px,calc(50% - 470px))}
.cf-on~.cf-bar,.cf-on+.cf-bar{display:flex;justify-content:center;align-items:center;gap:18px;margin-top:8px;color:var(--faint)}
.cf-play{background:none;border:0;color:var(--faint);font:inherit;font-size:14px;text-decoration:underline;cursor:pointer;min-height:44px}
/* on-scroll reveal (mengto animation-on-scroll pattern); starts visible-but-soft so the page is never blank at rest */
@keyframes aosIn{0%{opacity:.35;transform:translateY(24px)}100%{opacity:1;transform:none}}
.aos-ready .aos{animation:aosIn .8s cubic-bezier(.16,1,.3,1) var(--d,0s) both;animation-play-state:paused}
.aos-ready .aos.animate{animation-play-state:running}
@media (max-width:720px){.pchips{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;margin-inline:calc(-1 * max(16px,4vw));padding-inline:max(16px,4vw);padding-bottom:4px}.pchip{flex:none}.cf-on .cf-track{height:450px}.card{width:min(300px,82vw)}}
@media (prefers-reduced-motion:reduce){.aos-ready .aos{animation:none}}

/* trust + library + pricing */
.two{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:64px;align-items:start}
.facts{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:28px 40px}
.facts b{display:block;font-size:17px;margin:10px 0 4px}
.facts span{color:var(--muted);font-size:15px}
.facts svg{width:26px;height:26px;fill:none;stroke:var(--accent);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.lib{display:grid;grid-template-columns:minmax(0,1fr) 300px;margin-top:44px;border:1px solid var(--line);border-radius:22px;overflow:hidden;background:var(--bg-2)}
.lib-list{padding:22px}
.lib-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px;font-weight:700}
.ep{display:grid;grid-template-columns:62px minmax(0,1fr) 70px 70px 64px;gap:14px;align-items:center;padding:13px 12px;border-radius:12px;font-size:15px}
.ep.on{background:var(--surface)}
.ep span{font:12.5px var(--mono);color:var(--faint);white-space:nowrap}
.ep b{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ep em{font-style:normal;color:var(--ok);font-size:13.5px}
.lib-side{background:var(--surface);border-left:1px solid var(--line);padding:24px;display:grid;gap:22px;align-content:start}
.big{font-size:40px;font-weight:800;letter-spacing:-.03em;line-height:1.1;font-variant-numeric:tabular-nums}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:8px}
.chips i{font-style:normal;font-size:13px;color:var(--accent);background:var(--mark);border-radius:999px;padding:4px 10px}
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:44px}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:30px;display:grid;gap:6px;align-content:start}
.plan.on{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}
.plan h3{margin:0;font-size:20px}
.tag{display:inline-block;margin-left:4px;font-size:12.5px;font-weight:600;color:var(--on-accent);background:var(--accent);border-radius:999px;padding:2px 10px;vertical-align:3px}
.price{font-size:56px;font-weight:800;letter-spacing:-.04em;line-height:1.05;margin-top:12px;font-variant-numeric:tabular-nums}
.dim{color:var(--muted);font-size:14.5px}
.plan ul{list-style:none;margin:14px 0 0;padding:14px 0 0;border-top:1px solid var(--line);display:grid;gap:6px;font:13px var(--mono);color:var(--muted)}

/* final with generative band */
.final{position:relative;overflow:hidden;border-radius:32px;border:1px solid var(--line);padding:72px 56px;background:var(--bg-2);isolation:isolate}
.final canvas{position:absolute;inset:0;width:100%;height:100%;z-index:-1;opacity:.9}
.final p{margin:14px 0 28px;font-size:18px;color:var(--muted);max-width:34em}
footer{padding-block:40px;border-top:1px solid var(--line);color:var(--faint);font-size:14px}
footer .in{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}
footer nav{display:flex;gap:22px;flex-wrap:wrap}footer a{color:var(--faint)}
.note{font-size:13px;color:var(--faint);margin-top:12px}

@media (max-width:900px){
  .hero-grid,.story,.two{grid-template-columns:1fr}
  .stack{height:auto;display:grid;gap:12px}.out{position:static;width:auto}
  .strip ul{grid-template-columns:1fr 1fr}
  .lib{grid-template-columns:1fr}.lib-side{border-left:0;border-top:1px solid var(--line)}
  .plans{grid-template-columns:1fr}
  .links{display:none}.theme-t{margin-left:auto}.nav .btn{margin-left:0}.theme-t span{display:none}.theme-t{padding:0 11px}
  section.blk{padding-block:80px}
  .final{padding:48px 24px}
}
@media (max-width:560px){.facts{grid-template-columns:1fr}.ep{grid-template-columns:52px minmax(0,1fr) 64px}.ep span:nth-of-type(2),.ep span:nth-of-type(3){display:none}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
/* Platform marks: official shapes from each brand's own guidelines, unmodified, single colour, no containers.
   LinkedIn's logo is only licensed for share/follow buttons, so LinkedIn uses a neutral icon plus its name. */
:root{--brand-mono:#FFFFFF}:root[data-theme="light"]{--brand-mono:#000000}
.pm.pm-mark{background:transparent;color:var(--brand-mono)}.pm.pm-mark svg{width:78%;height:78%}
.pm-soft{color:#031033}
/* ---- audit fixes ---- */
/* reflow at 400% zoom / text spacing */
.lib-h{flex-wrap:wrap;gap:10px}
@media (max-width:900px){.lib{grid-template-columns:minmax(0,1fr)}}
@media (max-width:360px){.big{font-size:32px}.ep{grid-template-columns:44px minmax(0,1fr) auto;gap:10px}}
@media (max-height:500px){.nav{position:static}}
#cfCount{white-space:nowrap}
@media (max-width:380px){.nav .in{gap:10px}.logo{font-size:0;gap:0}.cf-on~.cf-bar{gap:12px}}
.art-pause{position:absolute;right:max(16px,4vw);bottom:18px;min-height:36px;padding:0 14px;border-radius:999px;border:1px solid var(--line);background:color-mix(in srgb,var(--bg) 70%,transparent);color:var(--muted);font:500 13px var(--display);cursor:pointer;backdrop-filter:blur(6px)}
.art-pause:hover{color:var(--text)}
footer nav a,footer nav button{display:inline-flex;align-items:center;min-height:24px}
main:focus{outline:none}
.tm{display:block;margin-top:6px;font-size:12.5px;max-width:46em}
.pm.pm-yt{background:transparent}.pm.pm-yt svg{width:100%;height:100%}
section[id],#top{scroll-margin-top:84px}
.skip{position:absolute;left:12px;top:-60px;z-index:50;background:var(--accent);color:var(--on-accent);padding:10px 16px;border-radius:10px;font-weight:600;text-decoration:none}
.skip:focus{top:12px}
.theme-t,.nav .btn{min-height:44px}
.lede,.sub,.final p,.step p{text-wrap:pretty}
.hero-art{-webkit-mask-image:linear-gradient(90deg,rgba(0,0,0,.25) 0 42%,#000 72%);mask-image:linear-gradient(90deg,rgba(0,0,0,.25) 0 42%,#000 72%)}
:root:not([data-theme="light"]) .frame img{filter:brightness(.86) saturate(.85)}
.frame{background:var(--bg-2)}
.js-motion .step:not(.on) h3{color:var(--muted)}.js-motion .step:not(.on) p{color:var(--faint)}
.card header b{white-space:nowrap}
.card .body,.card pre{-webkit-mask-image:linear-gradient(#000 86%,rgba(0,0,0,.45));mask-image:linear-gradient(#000 86%,rgba(0,0,0,.45))}
.cf-on .card:not(.is-active){box-shadow:none}
.card{box-shadow:0 40px 70px -40px rgba(1,6,24,.6)}
.cf-on~.cf-bar .cf-btn{display:grid;place-items:center;position:static;width:44px;height:44px;margin:0;border-radius:50%;border:1px solid var(--line);background:transparent;color:var(--text);cursor:pointer}
.cf-on~.cf-bar .cf-btn:hover{background:var(--surface)}
#platforms{padding-bottom:72px}#trust{padding-top:72px}
.card,.lib,.plan,.frame,.final{border-radius:24px}.out,.proof{border-radius:16px}
.pm-soft{background:#EEF3FF}:root[data-theme="light"] .pm-soft{background:#DFE8FA}
@media (max-width:900px){.final{padding-bottom:104px}}
@media (min-width:561px) and (max-width:900px){.stack{grid-template-columns:1fr 1fr}.plans{grid-template-columns:repeat(3,minmax(0,1fr))}.plan{padding:22px}.price{font-size:36px}.frame{max-width:560px}}
@media (max-width:560px){.ep b{white-space:normal}.o3,.o4{display:none}.checks li{border-radius:14px}}
/* App additions (not in the preview): sign-in link in the top bar */
.signin{display:inline-flex;align-items:center;min-height:44px;padding:0 4px;color:var(--muted);text-decoration:none;font-size:15px;white-space:nowrap}
.signin:hover{color:var(--text)}
@media (max-width:380px){.signin{font-size:14px;padding:0 2px}}
/* Phones and tablets: the hero sizes to its content (a 100dvh minimum made it several screens tall in some iOS views) */
@media (max-width:900px){.hero{min-height:0}.hero-grid{padding-block:40px 120px}}
.who{font-family:var(--display);flex-shrink:0;max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--muted);font-size:14px;text-decoration:none}
.who:hover{color:var(--text)}
.who-out{margin:0}.who-out button{background:none;border:0;cursor:pointer;font:inherit}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media (max-width:1180px){.who{display:none}}
@media (max-width:480px){.who-out{display:none}}