/* Sapphire OS website. Dark is the default theme; light is set with <html data-theme="light">. */
:root{
  --ground:#0A131A; --ground-2:#15242F; --surface:#122029; --surface-2:#172833;
  --ink:#E2EBF0; --muted:#9DAEBB; --line:#243745; --lattice:rgba(160,220,235,.045);
  --cyan:#1FD0E4; --cyan-ink:#5FE0EF; --cyan-soft:#0F3A43; --head:#1FD0E4;
  --teal:#0F7C88; --mint:#34E0B0; --sapphire:#7DB6F5; --ok:#3FD49A; --err:#FF7A84; --warn:#F5B85C;
  --edge:#5B7B8D; --ring:#1FD0E4;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 10px 30px rgba(0,0,0,.25);
  --display:"Anton","Oswald","Arial Narrow",Impact,sans-serif;
  --body:"Archivo","Helvetica Neue",Arial,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --word:"Quicksand","Nunito",system-ui,sans-serif;
  color-scheme:dark;
}
:root[data-theme="light"]{
  --ground:#EEF2F5; --ground-2:#DDE5EA; --surface:#FFFFFF; --surface-2:#F3F6F8;
  --ink:#1B2640; --muted:#4B5772; --line:#C5D1D9; --lattice:rgba(44,55,82,.05);
  --cyan:#00A3B8; --cyan-ink:#00697A; --cyan-soft:#D3F1F6; --head:#075663;
  --teal:#0B6B76; --mint:#12A884; --sapphire:#2563B0; --ok:#0B7A53; --err:#A61D2A; --warn:#8A5200;
  --edge:#7F8EA0; --ring:#00697A;
  --shadow:0 1px 2px rgba(20,40,60,.08),0 14px 34px rgba(20,40,60,.12);
  color-scheme:light;
}
html{scroll-behavior:smooth;background:var(--ground)}
body{
  margin:0; background-color:var(--ground); overflow-x:clip;
  color:var(--ink); font-family:var(--body); font-size:17px; line-height:1.6;
}
[hidden]{display:none!important}
section[id]{scroll-margin-top:80px}
*,*::before,*::after{box-sizing:border-box}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3{text-wrap:balance}
a{color:var(--cyan-ink)}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:6px}
.wrap{max-width:1180px;margin-inline:auto;padding-inline:clamp(16px,4vw,32px)}

/* type */
.display{font-family:var(--display);font-weight:400;text-transform:uppercase;letter-spacing:.005em;line-height:.95;color:var(--head)}
.display .w{white-space:nowrap}
.title{font-size:clamp(2.6rem,6.4vw,4.8rem)}
.rule{display:block;height:3px;background:var(--cyan);width:min(100%,520px);border:0;margin:0}
.lede{font-style:italic;color:var(--muted);font-size:clamp(1.05rem,1.6vw,1.2rem);max-width:60ch}
.label{font-family:var(--mono);font-size:.74rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:500}
.label.c{color:var(--cyan-ink)}
.idx{font-family:var(--mono);font-size:.74rem;letter-spacing:.14em;color:var(--cyan-ink)}
.muted{color:var(--muted)}
.em{color:var(--cyan-ink);font-weight:700;font-style:normal}

/* sections */
.block{padding-block:clamp(56px,8vw,104px)}
.head{display:grid;gap:14px;max-width:900px;margin-bottom:clamp(28px,4vw,48px)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;border:0;border-radius:999px;padding:12px 22px;font:600 .98rem/1.2 var(--body);cursor:pointer;text-decoration:none;white-space:nowrap;transition:transform .25s cubic-bezier(.34,1.56,.64,1),background .15s,box-shadow .15s}
.btn:hover{transform:translateY(-2px) scale(1.02)}
.btn:active{transform:translateY(0) scale(.98)}
.btn-primary{background:var(--teal);color:#fff}
.btn-primary:hover{background:#0B6B76}
.btn-ghost{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 2px var(--edge)}
.btn-ghost:hover{box-shadow:inset 0 0 0 2px var(--cyan)}
.btn-sm{min-height:38px;padding:8px 16px;font-size:.9rem}
.arrow::after{content:"→";display:inline-block;transition:transform .2s}
a:hover .arrow::after,.arrow:hover::after{transform:translateX(4px)}

/* surfaces */
.card{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:clamp(20px,2.4vw,28px)}
.raised{box-shadow:var(--shadow)}
.well{width:44px;height:44px;flex:none;border-radius:14px;background:var(--cyan-soft);color:var(--cyan-ink);display:grid;place-items:center}
.well svg{width:20px;height:20px}
.pill{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:var(--surface-2);border-radius:999px;padding:5px 12px;font-size:.85rem;font-weight:600;white-space:nowrap}
.chip{display:inline-block;border-radius:999px;padding:2px 10px;font-size:.78rem;font-weight:600;background:var(--cyan-soft);color:var(--cyan-ink);white-space:nowrap}
.chip.mint{background:color-mix(in srgb,var(--mint) 22%,var(--surface));color:var(--ink)}
.preview-tag{position:absolute;top:-11px;left:18px;font-family:var(--mono);font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;background:var(--ground);color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:2px 10px}

/* grids */
.g3{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:20px}
.g4{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:20px}
.g2{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));gap:clamp(24px,4vw,48px)}
.split{display:flex;flex-wrap:wrap;gap:clamp(28px,5vw,64px);align-items:center}
.split > *{flex:1 1 380px;min-width:0}
.topline{border-top:3px solid var(--cyan);padding-top:14px}

/* nav */
.nav{position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--ground) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:18px;min-height:64px}
.brand{display:flex;align-items:center;gap:8px;text-decoration:none}
.brand img{height:38px;width:auto;display:block}
.word{font-family:var(--word);font-weight:600;font-size:1.45rem;letter-spacing:-.01em;color:var(--sapphire);line-height:1}
.word sup{font-size:.42em;font-weight:500;margin-left:1px;vertical-align:.95em}
.menu{display:flex;gap:2px;list-style:none;margin:0 0 0 auto;padding:0}
.menu a{display:block;color:var(--ink);text-decoration:none;font-weight:500;font-size:.95rem;padding:10px 12px;border-radius:999px}
.menu a:hover{color:var(--cyan-ink)}
.menu a[aria-current="page"]{background:var(--cyan-soft);color:var(--cyan-ink)}
.menu-btn{display:none;margin-left:auto;min-height:44px;background:none;border:1.5px solid var(--line);border-radius:12px;padding:8px 14px;font:600 .9rem var(--body);color:var(--ink);cursor:pointer;align-items:center;gap:8px}
.theme-btn{width:44px;height:44px;border-radius:999px;border:1.5px solid var(--line);background:none;color:var(--ink);display:grid;place-items:center;cursor:pointer;flex:none}
.theme-btn svg{width:18px;height:18px}
.drawer{display:none}
.sticky-cta{display:none}
@media (max-width:980px){
  .menu{display:none}
  .menu-btn{display:inline-flex}
  .nav .cta{display:none}
  .drawer{display:grid;gap:2px;padding:8px 0 18px;border-top:1px solid var(--line)}
  .drawer a{color:var(--ink);text-decoration:none;font-weight:600;font-size:1.05rem;padding:13px 4px;border-bottom:1px solid var(--line)}
  .drawer a[aria-current="page"]{color:var(--cyan-ink)}
  .sticky-cta{display:flex;position:sticky;bottom:0;z-index:25;gap:10px;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:color-mix(in srgb,var(--ground) 92%,transparent);backdrop-filter:blur(10px);border-top:1px solid var(--line)}
  .sticky-cta .btn{flex:1}
}

/* award band */
.honor{background:#0B6B76;color:#fff;border-radius:24px;padding:clamp(32px,5vw,56px) clamp(22px,4vw,48px);position:relative;overflow:hidden}
.honor > *{position:relative}
.honor .big{font-family:var(--display);font-size:clamp(6rem,16vw,11rem);line-height:.8}
.honor .big sup{font-size:.35em;vertical-align:top;margin-left:4px;color:#9BF3E0}
.honor h2{font-family:var(--display);font-weight:400;text-transform:uppercase;font-size:clamp(2rem,4.4vw,3.2rem);line-height:1}
.honor p{color:#E2F7F9}

/* forms */
.formbox{background:var(--surface);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);overflow:hidden}
.panel{padding:clamp(22px,3.4vw,38px)}
.fgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));gap:18px 22px}
.f{display:grid;gap:7px;align-content:start;min-width:0}
.f.full{grid-column:1/-1}
.f > label,.f legend{font-weight:600;font-size:.94rem;padding:0;color:var(--ink)}
.hint{font-weight:400;color:var(--muted);font-size:.85rem}
fieldset{border:0;margin:0;padding:0;min-width:0}
input[type=text],input[type=email],input[type=tel],input[type=number],select,textarea{
  width:100%;min-height:46px;font:inherit;font-size:1rem;color:var(--ink);background:var(--surface-2);border:1.5px solid var(--edge);border-radius:12px;padding:11px 14px}
textarea{min-height:96px;resize:vertical}
input::placeholder,textarea::placeholder{color:var(--muted);opacity:.85}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px color-mix(in srgb,var(--cyan) 25%,transparent)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.chips label{position:relative}
.chips input{position:absolute;opacity:0;inset:0;cursor:pointer;margin:0}
.chips span{display:inline-flex;align-items:center;min-height:40px;border:1.5px solid var(--edge);border-radius:999px;padding:7px 14px;font-size:.92rem;cursor:pointer;background:var(--surface);transition:background .15s,border-color .15s}
.chips input:checked + span{background:var(--cyan-soft);border-color:var(--cyan);color:var(--cyan-ink);font-weight:600}
.chips input:focus-visible + span{outline:3px solid var(--cyan);outline-offset:2px}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:.92rem;color:var(--muted)}
.consent input{margin-top:3px;width:20px;height:20px;accent-color:var(--teal);flex:none}
.tabs{display:flex;overflow-x:auto;border-bottom:1px solid var(--line);background:var(--surface-2)}
.tabs button{flex:1 0 auto;min-height:56px;border:0;background:transparent;padding:16px 22px;font:600 .96rem var(--body);color:var(--muted);cursor:pointer;border-bottom:3px solid transparent;white-space:nowrap}
.tabs button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--cyan);background:var(--surface)}
.err-msg{color:var(--err);font-size:.88rem;font-weight:500}

/* faq */
.faq details{border-bottom:1px solid var(--line);padding:18px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:1.08rem;list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center;min-height:32px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--cyan-ink);font-size:1.3rem;flex:none}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);margin-top:10px;max-width:70ch}

/* footer */
.quote{text-align:center;padding-block:72px 44px}
.quote blockquote{margin:0 auto;font-style:italic;font-size:clamp(1.2rem,2.6vw,1.6rem);max-width:36ch;line-height:1.35}
.quote cite{display:block;margin-top:12px;color:var(--muted);font-style:italic;font-size:1rem}
.foot{border-top:1px solid var(--line);padding-block:40px 44px;color:var(--muted);font-size:.93rem}
.foot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,200px),1fr));gap:28px}
.foot ul{list-style:none;margin:0;padding:0;display:grid;gap:4px}
.foot ul a{color:var(--ink);text-decoration:none;display:inline-block;padding:4px 0}
.foot ul a:hover{color:var(--cyan-ink)}
.mail{font-family:var(--mono);font-size:.9rem;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:8px 12px;color:var(--ink)}

/* engine (platform) */
.eng{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:clamp(20px,3vw,34px);box-shadow:var(--shadow);overflow:hidden}
.eng-stage{position:relative}
.eng-wires{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0;overflow:visible}
.wire{fill:none;stroke:var(--line);stroke-width:2;vector-effect:non-scaling-stroke;transition:stroke .3s}
.wire.hot{stroke:var(--cyan);stroke-width:3}
.wire.hot.out{stroke:var(--mint)}
.pdot{fill:var(--cyan)}
.pdot.big{fill:var(--mint)}
.eng-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 300px 1fr;gap:80px;align-items:center}
.node{display:grid;grid-template-columns:44px 1fr;gap:12px;align-items:center;width:100%;text-align:left;padding:7px 10px;margin:0;border:0;border-radius:14px;background:transparent;color:var(--ink);font:inherit;cursor:pointer;transition:background .25s}
.node:hover{background:var(--surface-2)}
.node .ic{width:44px;height:44px;border-radius:50%;background:var(--cyan-soft);display:grid;place-items:center;color:var(--cyan-ink);transition:transform .3s,background .3s,color .3s,box-shadow .3s}
.node .ic svg{width:20px;height:20px}
.node b{display:block;font-size:.98rem;line-height:1.25}
.node small{color:var(--muted);font-size:.85rem;line-height:1.35;display:block}
.node.on{background:var(--surface-2)}
.node.on .ic{background:var(--cyan);color:#06222A;transform:scale(1.12);box-shadow:0 0 0 6px color-mix(in srgb,var(--cyan) 22%,transparent)}
.outs .node.on .ic{background:var(--mint);box-shadow:0 0 0 6px color-mix(in srgb,var(--mint) 22%,transparent)}
.core{position:relative;aspect-ratio:1;width:100%;border-radius:50%;background:radial-gradient(circle at 50% 30%,#2A9AA6,#0B6B76 70%);color:#fff;display:grid;place-content:center;justify-items:center;text-align:center;padding:34px;box-shadow:0 0 0 10px color-mix(in srgb,var(--cyan) 14%,transparent)}
.core .ring{position:absolute;inset:-24px;border-radius:50%;border:2px dashed color-mix(in srgb,var(--cyan) 55%,transparent);animation:spin 26s linear infinite}
.core .orbit{position:absolute;inset:-24px;animation:spin 9s linear infinite;pointer-events:none}
.core .orbit i{position:absolute;top:-6px;left:50%;margin-left:-6px;width:12px;height:12px;border-radius:50%;background:var(--mint);box-shadow:0 0 12px var(--mint)}
.core .pulse{position:absolute;inset:0;border-radius:50%;animation:pulse 3.4s ease-out infinite;animation-delay:.9s}
.core img{width:76px;margin-bottom:6px;animation:float 4.5s ease-in-out infinite}
.core h3{font-family:var(--display);font-weight:400;text-transform:uppercase;font-size:1.7rem;line-height:1}
.caps{list-style:none;padding:0;margin:12px 0 0;display:grid;gap:4px;font-size:.8rem}
.caps li{border-radius:999px;padding:2px 10px;transition:background .3s,color .3s;color:#D9F3F6}
.caps li.on{background:#9BF3E0;color:#06322F;font-weight:700}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes pulse{0%,26%{box-shadow:0 0 0 0 rgba(52,224,176,0)}27%{box-shadow:0 0 0 0 rgba(52,224,176,.65)}55%,100%{box-shadow:0 0 0 36px rgba(52,224,176,0)}}
@keyframes slidein{from{transform:translateY(-10px);opacity:.001}to{transform:none;opacity:1}}
.feed{position:relative;z-index:1;margin-top:28px;padding-top:22px;border-top:1px solid var(--line);display:grid;grid-template-columns:220px 1fr;gap:20px}
.feed ol{list-style:none;margin:0;padding:0;display:grid;gap:8px;align-content:start;min-height:160px}
.feed li{display:grid;grid-template-columns:auto auto auto 1fr;gap:10px;align-items:center;background:var(--surface-2);border-radius:12px;padding:10px 14px;font-size:.92rem;animation:slidein .45s cubic-bezier(.2,.8,.2,1)}
.feed li + li{opacity:.7}
.feed li p{color:var(--muted)}
.feed li p b{color:var(--ink);font-weight:600}
.ctl{display:inline-flex;align-items:center;gap:8px;min-height:40px;border:1.5px solid var(--line);background:var(--surface);color:var(--ink);border-radius:999px;padding:6px 14px;font:600 .85rem var(--body);cursor:pointer}
.ctl svg{width:14px;height:14px}
/* engine on phones: vertical flow */
@media (max-width:899px){
  .eng-grid{grid-template-columns:1fr;gap:56px}
  .ins .nodes,.outs .nodes{display:grid;grid-template-columns:1fr 1fr;gap:8px}
  .node{grid-template-columns:36px 1fr;gap:8px;padding:8px;border:1px solid var(--line);background:var(--surface-2)}
  .node .ic{width:36px;height:36px}
  .node small{display:none}
  .core{width:min(250px,76%);margin-inline:auto;padding:26px}
  .core h3{font-size:1.35rem}
  .core img{width:58px}
  .feed{grid-template-columns:1fr}
  .feed li{grid-template-columns:auto auto 1fr}
  .feed li p{grid-column:1/-1}
  .feed li .ar{display:none}
}

/* mock UI (illustrative previews) */
.mock{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}
.bar{height:8px;border-radius:999px;background:var(--ground-2);overflow:hidden}
.bar i{display:block;height:100%;border-radius:999px;background:var(--cyan)}
.bar i.m{background:var(--mint)}
.bar i.w{background:var(--warn)}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
}

/* home: hero */
.hero-name{font-size:clamp(3.6rem,12.4vw,10.2rem);text-shadow:0 8px 30px color-mix(in srgb,var(--cyan) 20%,transparent)}
.tagline{font-weight:600;letter-spacing:.32em;text-transform:uppercase;font-size:clamp(.66rem,1.4vw,.84rem);color:var(--cyan-ink)}
.hero-sub{font-family:var(--display);text-transform:uppercase;color:var(--mint);font-size:clamp(1.8rem,3.6vw,2.7rem);line-height:1.02;max-width:17ch}
:root[data-theme="light"] .hero-sub{color:#0B6B76}
.claim{font-size:clamp(1.08rem,1.6vw,1.25rem);max-width:44ch}
.award-chip{display:inline-flex;align-items:center;gap:10px;border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 16px 6px 6px;font-size:.88rem;font-weight:600;text-decoration:none;color:var(--ink)}
.award-chip .m{width:30px;height:30px;border-radius:50%;background:#0B6B76;color:#fff;display:grid;place-items:center;font-family:var(--display);font-size:.8rem}

/* home: threat to tool */
.shift{display:flex;align-items:center;gap:clamp(12px,3vw,28px);flex-wrap:wrap;font-family:var(--display);text-transform:uppercase;font-size:clamp(3rem,10vw,7.6rem);line-height:.9}
.shift .from{color:var(--muted);position:relative}
.shift .from::after{content:"";position:absolute;left:-3%;right:-3%;top:50%;height:clamp(5px,.8vw,9px);background:var(--cyan);transform:rotate(-4deg)}
.shift .to{color:var(--head)}
.shift svg{width:clamp(60px,10vw,130px);height:auto;color:var(--ink)}
.bubble{border-radius:16px;padding:10px 14px;font-size:.95rem;max-width:88%;line-height:1.45}
.bubble.me{align-self:flex-end;background:var(--surface-2);border:1px solid var(--line);border-bottom-right-radius:4px}
.bubble.ai{align-self:flex-start;background:var(--cyan-soft);color:var(--ink);border-bottom-left-radius:4px}
.bubble.dead{align-self:flex-start;background:var(--ground-2);color:var(--ink);border-bottom-left-radius:4px}
.verdict{display:flex;align-items:center;gap:10px;font-weight:700;font-size:.95rem;padding-top:14px;border-top:1px solid var(--line)}

/* home: teaser */
.teaser{display:grid;grid-template-columns:auto 1fr auto 1fr auto;align-items:center;background:var(--surface);border:1px solid var(--line);border-radius:22px;padding:clamp(20px,3vw,32px)}
.t-col{display:grid;gap:10px}
.t-col span{border:1.5px solid var(--line);border-radius:999px;padding:7px 16px;font-size:.92rem;font-weight:600;background:var(--surface-2);white-space:nowrap;text-align:center}
.t-col.out span{border-color:var(--cyan);color:var(--cyan-ink);background:var(--cyan-soft)}
.track{position:relative;height:60px;margin-inline:14px}
.track::before{content:"";position:absolute;left:0;right:0;top:50%;border-top:2px dashed var(--line)}
.track i{position:absolute;top:50%;width:10px;height:10px;margin-top:-5px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan);animation:travel 2.4s linear infinite;left:0}
.track i:nth-child(2){animation-delay:.8s}.track i:nth-child(3){animation-delay:1.6s}
.track.o i{background:var(--mint);box-shadow:0 0 12px var(--mint)}
@keyframes travel{0%{left:0;opacity:0}10%{opacity:1}90%{opacity:1}100%{left:calc(100% - 10px);opacity:0}}
@keyframes travelv{0%{top:0;opacity:0}10%{opacity:1}90%{opacity:1}100%{top:calc(100% - 10px);opacity:0}}
.t-core{width:128px;height:128px;border-radius:50%;background:radial-gradient(circle at 50% 30%,#2A9AA6,#0B6B76 70%);display:grid;place-items:center;box-shadow:0 0 0 10px color-mix(in srgb,var(--cyan) 14%,transparent)}
.t-core img{width:74px;animation:float 4.5s ease-in-out infinite}
@media (max-width:760px){
  .teaser{grid-template-columns:1fr;justify-items:center;gap:6px}
  .t-col{grid-template-columns:repeat(3,auto);gap:8px}
  .t-col span{padding:6px 12px;font-size:.84rem;white-space:normal}
  .track{width:2px;height:54px;margin:0}
  .track::before{left:0;right:auto;top:0;bottom:0;border-top:0;border-left:2px dashed var(--line)}
  .track i{left:-4px;margin-top:0;animation-name:travelv}
}
@media (max-width:420px){.t-col{grid-template-columns:1fr 1fr 1fr}.t-col span{font-size:.78rem;padding:6px 8px}}

/* steps */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));gap:0;counter-reset:s;border-top:2px solid var(--ink)}
.step{padding:24px 24px 8px 0;display:grid;gap:10px;align-content:start}
.step + .step{padding-left:24px;border-left:1px solid var(--line)}
.step .n{font-family:var(--display);font-size:3.6rem;line-height:1;color:var(--head)}
@media (max-width:860px){.step + .step{padding-left:0;border-left:0;border-top:1px solid var(--line)}}

/* audience switcher */
.seg{display:inline-flex;flex-wrap:wrap;gap:4px;background:var(--surface-2);border:1px solid var(--line);border-radius:999px;padding:4px}
.seg button{min-height:44px;border:0;border-radius:999px;padding:8px 18px;background:transparent;color:var(--muted);font:600 .95rem var(--body);cursor:pointer}
.seg button[aria-selected="true"]{background:var(--teal);color:#fff}

/* cta band */
.cta-band{display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;align-items:center;border-block:2px solid var(--ink);padding-block:30px}
.cta-band h2{font-family:var(--display);font-weight:400;text-transform:uppercase;font-size:clamp(2rem,4.4vw,3.2rem);line-height:1}

/* dashboard mock table */
.dtable{width:100%;border-collapse:collapse;font-size:.86rem}
.dtable th{font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:500;text-align:left;padding:8px 10px;border-bottom:1px solid var(--line)}
.dtable td{padding:10px;border-bottom:1px solid var(--line);vertical-align:middle}
.risk{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:.8rem;border-radius:999px;padding:2px 10px}
.risk.hi{background:color-mix(in srgb,var(--err) 18%,var(--surface));color:var(--err)}
.risk.md{background:color-mix(in srgb,var(--warn) 20%,var(--surface));color:var(--warn)}
.risk.lo{background:color-mix(in srgb,var(--ok) 16%,var(--surface));color:var(--ok)}
.tblbox{overflow-x:auto}

/* engine v2 layout: nodes | wires | core | wires | nodes */
.eng-grid{grid-template-columns:minmax(0,1fr) 80px 300px 80px minmax(0,1fr);gap:0;align-items:start}
.eng .colhead{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}
.eng .nodes{list-style:none;margin:0;padding:0;display:grid;grid-template-rows:repeat(5,62px);gap:12px}
.eng .nodes li{display:flex}
.eng .node{height:62px}
.gapcol{position:relative;height:358px}
.gapcol svg{position:absolute;left:0;top:0;width:80px;height:358px;overflow:visible}
.corecol{height:358px;display:grid;place-items:center;position:relative;z-index:2}
.core.go .pulse{animation:pulse1 .9s ease-out}
@keyframes pulse1{0%{box-shadow:0 0 0 0 rgba(52,224,176,.7)}100%{box-shadow:0 0 0 38px rgba(52,224,176,0)}}
.wire.hot{stroke-dasharray:6 6;animation:flow .5s linear infinite}
@keyframes flow{to{stroke-dashoffset:-12}}
.funnel{display:none}
.eng-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center;margin-bottom:22px}
@media (max-width:899px){
  .eng-grid{grid-template-columns:1fr;gap:0}
  .gapcol{display:none}
  .eng .nodes{grid-template-rows:none;grid-template-columns:1fr 1fr;gap:8px}
  .eng .node{height:auto;min-height:56px}
  .corecol{height:auto;padding-block:30px}
  .funnel{display:block;width:100%;height:64px}
  .funnel line{stroke:var(--line);stroke-width:2;vector-effect:non-scaling-stroke;stroke-dasharray:4 6;animation:flow 1.4s linear infinite}
  .funnel line.hot{stroke:var(--cyan);stroke-width:3;stroke-dasharray:6 6;animation-duration:.5s}
  .funnel.o line.hot{stroke:var(--mint)}
  .outs .colhead{margin-top:6px}
}
.eng .colhead{height:34px}
.gapcol,.corecol{margin-top:50px}
@media (max-width:899px){.gapcol,.corecol{margin-top:0}}

/* ---- lively layer: floating previews, sun accent ---- */
.float{animation:bob 6s ease-in-out infinite;will-change:transform}
.float.d2{animation-delay:-2s}
.float.d3{animation-delay:-4s}
.mock{transition:transform .5s cubic-bezier(.34,1.56,.64,1),box-shadow .3s}
.mock:hover{transform:translateY(-6px) rotate(-.4deg);box-shadow:0 24px 50px rgba(0,0,0,.22)}
@keyframes bob{0%,100%{transform:translateY(0) rotate(0)}25%{transform:translateY(-10px) rotate(-.6deg)}50%{transform:translateY(-4px) rotate(0)}75%{transform:translateY(-12px) rotate(.5deg)}}
.pop{animation:popin .8s cubic-bezier(.34,1.56,.64,1) both}
@keyframes popin{0%{transform:translateY(24px) scale(.94);opacity:0}100%{transform:none;opacity:1}}
.sticker{position:absolute;z-index:3;display:flex;align-items:center;gap:8px;border-radius:16px;padding:9px 14px;font-size:.88rem;font-weight:600;box-shadow:0 10px 26px rgba(0,0,0,.18);animation:bounce 4.2s cubic-bezier(.45,0,.55,1) infinite}
.sticker.card2{background:var(--surface);color:var(--ink);border:1px solid var(--line)}
.sticker.s2{animation-delay:-1.6s}
@keyframes bounce{0%,100%{transform:translateY(0)}40%{transform:translateY(-14px)}55%{transform:translateY(-14px)}70%{transform:translateY(2px)}80%{transform:translateY(0)}}
.sapphy{width:30px;height:30px;border-radius:50%;flex:none;display:grid;place-items:center;background:radial-gradient(circle at 35% 30%,#7FE6F2,#0B6B76 75%);box-shadow:0 0 0 3px var(--cyan-soft)}
.sapphy svg{width:16px;height:16px}
.card{transition:transform .35s cubic-bezier(.34,1.56,.64,1),border-color .2s,box-shadow .3s}
.card:hover{transform:translateY(-4px);border-color:var(--cyan);box-shadow:var(--shadow)}
.card:hover .well,.flist li:hover .well{animation:wiggle .6s ease}
@keyframes wiggle{0%,100%{transform:rotate(0)}30%{transform:rotate(-10deg) scale(1.08)}60%{transform:rotate(6deg) scale(1.08)}}
@media (max-width:760px){.sticker{display:none}}

/* ---- site layer: pieces the page markup shares ---- */
.view{animation:viewin .45s cubic-bezier(.2,.7,.2,1)}
@keyframes viewin{from{opacity:.001;transform:translateY(14px)}to{opacity:1;transform:none}}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}
.stack{display:grid;gap:10px;align-content:start}
.tint{background:color-mix(in srgb,var(--surface) 55%,transparent);border-block:1px solid var(--line)}
.drawer .btn{margin-top:14px;border-bottom:0;color:#fff}

/* mock previews */
.tasks{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.task{display:grid;grid-template-columns:44px 1fr auto;gap:12px;align-items:center;background:var(--surface-2);border-radius:14px;padding:12px}
.task.now{border:1px solid var(--cyan)}
.task > div{min-width:0}
.task b{display:block}
.task .muted{font-size:.86rem}
.task .bar{margin-top:8px}
.meter > div:first-child{display:flex;justify-content:space-between;font-size:.92rem}
.meter .bar{margin-top:6px}
.stat{background:var(--surface-2);border-radius:14px;padding:14px}
.stat b{font-size:1.7rem}
.stat .muted{font-size:.8rem}

/* lists */
.ticks{list-style:none;padding:0;margin:6px 0 0;display:grid;gap:10px}
.ticks li{display:flex;gap:12px;align-items:baseline}
.ticks li::before{content:"";flex:none;width:9px;height:9px;background:var(--cyan);transform:rotate(45deg)}
.feat{display:grid;gap:8px;align-content:start}
.feat.row{grid-template-columns:44px 1fr;gap:12px}
.feat.row b{display:block}
.feat .muted,.topline .muted{font-size:.95rem}
.topline b{display:block}
.thesis{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,420px),1fr));border-top:2px solid var(--ink)}
.thesis > div{padding:26px 26px 26px 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:56px 1fr;gap:8px}
.thesis .display{font-size:2.4rem}
.thesis b{display:block;font-size:1.15rem;margin-bottom:6px}
.give > div{padding-top:16px;display:grid;gap:8px;align-content:start}
.give h3{font-size:1.8rem;color:var(--ink)}

/* team */
.member{margin:0;display:grid;gap:4px;align-content:start}
.member .photo{background:#EEF1F3;border-radius:18px;overflow:hidden;aspect-ratio:4/5}
.member img{width:100%;height:100%;object-fit:cover;object-position:50% 0;display:block}
.member figcaption{margin-top:12px;display:grid;gap:2px}
.member b{font-size:1.1rem}
.member .role{color:var(--cyan-ink);font-weight:600;font-size:.95rem}
.member .muted{font-size:.9rem;font-style:italic;margin-top:4px}

/* form states */
.intro{max-width:66ch;margin-bottom:26px;display:grid;gap:6px}
.form-foot{display:flex;flex-wrap:wrap;gap:16px;align-items:center}
.form-foot .muted{font-size:.88rem}
.status{grid-column:1/-1;font-size:.88rem;font-weight:500}
.status:empty{display:none}
.status.err{color:var(--err)}
.status.ok{color:var(--ok)}
input[aria-invalid="true"],select[aria-invalid="true"],textarea[aria-invalid="true"]{border-color:var(--err)}
.btn[disabled]{opacity:.6;cursor:not-allowed;transform:none}
.done{border:2px solid var(--mint);border-radius:18px;padding:28px;display:grid;gap:10px;justify-items:start;animation:slidein .4s ease-out}

/* learning-style quiz */
.quiz{max-width:640px}
.qhead{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap}
.qbar{margin:12px 0 22px;height:6px}
.qbar i{transition:width .35s}
.qtext{font-weight:700;font-size:1.12rem;margin-bottom:14px}
.opts{display:grid;gap:10px}
.opt{display:flex;gap:14px;align-items:center;text-align:left;width:100%;min-height:54px;border:1.5px solid var(--line);border-radius:14px;background:var(--surface);padding:14px 18px;font:500 1rem var(--body);color:var(--ink);cursor:pointer;transition:border-color .15s,background .15s}
.opt:hover{border-color:var(--cyan)}
.opt[aria-pressed="true"]{border-color:var(--cyan);background:var(--cyan-soft)}
.opt i{font-style:normal;font-family:var(--mono);font-size:.8rem;color:var(--muted);width:18px}
.qnav{display:flex;gap:12px;margin-top:20px}
.qnav .btn{flex:1}
.result{display:grid;gap:14px}
.result .style{font-size:clamp(2.4rem,7vw,3.6rem)}
.bars{display:grid;gap:8px;max-width:460px}
.bars > div{display:grid;grid-template-columns:140px 1fr 36px;gap:10px;align-items:center;font-size:.9rem}
.bars .bar{height:10px}
.bars .bar i{background:var(--teal)}
.bars b{text-align:right}
.inline-save{display:flex;gap:10px;flex-wrap:wrap;max-width:520px}
.inline-save input{flex:1 1 220px}
.fgrid .intro{margin-bottom:8px}