/* Yatishara Think. Visual system reused from the Studio landing/sign-in:
   studio-boot-frame.css (152deg theme gradient + ysbf-theme-cycle hue drift),
   studio-auth-sheet.css (glass card), globals.css (π halo breathe),
   studioCursorTheme.js (accent SVG cursor). Brand: Skyline #1050DA, mango pop #FFB020 (Carousel Theme SOP). */
@font-face{font-family:Geist;src:url(/fonts/geist-latin.woff2) format("woff2");font-weight:100 900;font-display:swap}
@property --ysbf-hue{syntax:"<number>";inherits:true;initial-value:0}
:root{
  --accent:#1050da;--accent-ink:#1050da;--pop:#ffb020;
  --mos-page:#e8eaef;--mos-plate:#ececf0;--plate-strong:#d4d4da;
  --ink:#1c1c1e;--mute:color-mix(in srgb,#1c1c1e 62%,transparent);--faint:color-mix(in srgb,#1c1c1e 42%,transparent);
  --line:rgba(0,0,0,.075);--r:28px;
  color-scheme:light;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:Geist,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--mos-page);line-height:1.55;font-size:16px;-webkit-font-smoothing:antialiased}
/* Studio theme gradient stage */
.stage{
  --a:var(--accent);--ga:var(--a);--gb:var(--a);--base:var(--mos-page);
  position:fixed;inset:0;z-index:-1;
  background:linear-gradient(152deg,
    color-mix(in srgb,var(--ga) 20%,var(--base)) 0%,
    color-mix(in srgb,var(--ga) 10%,var(--base)) 48%,
    color-mix(in srgb,var(--gb) 14%,var(--base)) 100%);
  animation:ysbf-theme-cycle 36s steps(36,jump-none) infinite;
}
@supports (color:oklch(from red l c h)){
  .stage{--ga:oklch(from var(--a) l c calc(h + var(--ysbf-hue)));--gb:oklch(from var(--a) l c calc(h - var(--ysbf-hue)))}
}
@keyframes ysbf-theme-cycle{0%,100%{--ysbf-hue:0}25%{--ysbf-hue:16}50%{--ysbf-hue:0}75%{--ysbf-hue:-16}}
/* Custom cursor (desktop, fine pointers only) */
@media (pointer:fine){
  html.is-custom-cursor,html.is-custom-cursor *{cursor:var(--cur-default,auto)!important}
  html.is-custom-cursor.is-cursor-interactive,html.is-custom-cursor.is-cursor-interactive *{cursor:var(--cur-active,pointer)!important}
  html.is-custom-cursor :where(input,textarea){cursor:var(--cur-text,text)!important;caret-color:var(--accent)}
}
a{color:var(--accent-ink)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 12px;border-radius:999px;z-index:50}
.skip:focus{left:8px}
/* Floating head pill */
.head{position:sticky;top:8px;z-index:20;padding:0 8px}
.head-pill{max-width:1080px;margin:8px auto 0;display:flex;align-items:center;gap:8px;height:44px;padding:0 6px 0 8px;border-radius:999px;
  background:color-mix(in srgb,var(--mos-plate) 70%,transparent);border:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.6),0 8px 24px rgba(15,23,42,.06);-webkit-backdrop-filter:blur(24px) saturate(1.12);backdrop-filter:blur(24px) saturate(1.12)}
.brand{display:inline-flex;align-items:center;gap:8px;color:inherit;text-decoration:none}
.brand-name{font-size:13px;font-weight:650;letter-spacing:.02em}
.nav{display:none;margin:0 auto;gap:2px}
.nav a{height:28px;display:inline-flex;align-items:center;padding:0 10px;border-radius:999px;color:var(--mute);font-size:12px;font-weight:600;text-decoration:none;transition:background 160ms ease,color 160ms ease}
.nav a:hover{background:var(--plate-strong);color:var(--ink)}
.head .btn{margin-left:auto}
@media(min-width:900px){.nav{display:flex}.head .btn{margin-left:0}}
/* π mark with ambient halo */
.mark{position:relative;display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px}
.mark img{position:relative;z-index:1;display:block;width:22px;height:22px}
.mark-ambient::before,.mark-ambient::after{content:"";position:absolute;left:50%;top:50%;translate:-50% -50%;border-radius:50%;pointer-events:none}
.mark-ambient::before{width:118%;height:118%;background:radial-gradient(circle,color-mix(in srgb,var(--accent) 28%,transparent) 0%,color-mix(in srgb,var(--accent) 8%,transparent) 42%,transparent 72%);filter:blur(10px);animation:halo-outer 3.8s cubic-bezier(.45,0,.55,1) infinite}
.mark-ambient::after{width:72%;height:72%;background:radial-gradient(circle,color-mix(in srgb,var(--accent) 22%,transparent) 0%,transparent 68%);filter:blur(4px);animation:halo-inner 3.8s cubic-bezier(.45,0,.55,1) infinite;animation-delay:.55s}
@keyframes halo-outer{0%,100%{opacity:.32;transform:scale(.9)}50%{opacity:.72;transform:scale(1.05)}}
@keyframes halo-inner{0%,100%{opacity:.2;transform:scale(.95)}50%{opacity:.5;transform:scale(1.02)}}
.breathe{animation:breathe 3.8s cubic-bezier(.45,0,.55,1) infinite}
@keyframes breathe{0%,100%{transform:scale(1)}50%{transform:scale(1.035)}}
.hero-mark{width:96px;height:96px;margin-bottom:18px}
.hero-mark img{width:64px;height:64px}
/* Layout */
main{max-width:1080px;margin:0 auto;padding:0 16px}
.hero{text-align:center;padding:72px 4px 56px;display:flex;flex-direction:column;align-items:center}
.eyebrow{margin:0 0 10px;font-size:12px;font-weight:650;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-ink)}
h1{margin:0 0 18px;font-size:clamp(2.1rem,7vw,4rem);line-height:1.04;letter-spacing:-.035em;font-weight:700;max-width:15ch}
h2{margin:0 0 14px;font-size:clamp(1.55rem,4.4vw,2.35rem);line-height:1.1;letter-spacing:-.025em;font-weight:700}
h3{margin:0 0 6px;font-size:1.05rem;letter-spacing:-.01em}
p{margin:0 0 12px;color:var(--mute)}
.lead{font-size:clamp(1.02rem,2.4vw,1.2rem);max-width:58ch;margin-bottom:28px}
.strong{color:var(--ink);font-weight:550}
.cta-row{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 20px;border-radius:999px;border:1px solid transparent;background:color-mix(in srgb,#fff 70%,transparent);color:var(--ink);font:inherit;font-size:14px;font-weight:650;text-decoration:none;transition:background .14s ease}
.btn:hover{background:#fff}
.btn.is-primary{background:#1c1c1e;color:#f5f5f7}
.btn.is-primary:hover{background:color-mix(in srgb,#1c1c1e 88%,#f5f5f7)}
.btn.sm{height:32px;padding:0 14px;font-size:12px}
.btn.wide{width:100%}
.sec{padding:28px 0}
.sec-head{text-align:center;max-width:640px;margin:0 auto 22px}
.sub{margin:0 auto}
/* Glass card (studio-auth-card) */
.glass{border:1px solid color-mix(in srgb,var(--line) 52%,transparent);border-radius:var(--r);
  background:linear-gradient(180deg,rgba(255,255,255,.38),rgba(255,255,255,.06)),color-mix(in srgb,var(--mos-plate) 62%,transparent);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.48),0 1px 2px rgba(15,23,42,.04),0 18px 42px rgba(15,23,42,.09);
  -webkit-backdrop-filter:blur(24px) saturate(1.12);backdrop-filter:blur(24px) saturate(1.12)}
.card{padding:24px}
.prose{max-width:760px;margin:0 auto;padding:32px 26px}
.grid,.steps{list-style:none;margin:0;padding:0;display:grid;gap:12px;grid-template-columns:1fr}
@media(min-width:640px){.grid,.steps{grid-template-columns:1fr 1fr}}
@media(min-width:980px){.grid{grid-template-columns:repeat(6,1fr)}.grid .tile{grid-column:span 2}.grid .tile:nth-child(4){grid-column:2/span 2}.steps{grid-template-columns:repeat(4,1fr)}}
.tile p,.steps p{margin:0}
.tile,.steps li{transition:transform .2s ease,box-shadow .2s ease}
.tile:hover,.steps li:hover{transform:translateY(-2px);box-shadow:inset 0 1px 0 rgba(255,255,255,.48),0 0 0 3px color-mix(in srgb,var(--accent) 18%,transparent),0 18px 42px rgba(15,23,42,.1)}
.n{display:grid;place-items:center;width:32px;height:32px;margin-bottom:12px;border-radius:50%;background:var(--pop);color:#14161c;font-weight:700;font-size:14px}
.note{text-align:center;max-width:640px;margin:18px auto 0;font-size:14px}
.pilot{display:grid;gap:24px;padding:28px 22px}
@media(min-width:860px){.pilot{grid-template-columns:1fr 1.05fr;padding:36px;align-items:start}}
.small{font-size:13px}
.field{margin-bottom:12px}
label{display:block;font-size:13px;font-weight:650;margin:0 0 6px 4px;color:var(--ink)}
.opt{font-weight:500;color:var(--faint)}
input,select,textarea{width:100%;font:inherit;font-size:15px;color:var(--ink);background:#fff;border:1px solid var(--line);border-radius:22px;padding:11px 16px;min-height:44px;box-shadow:inset 0 1px 2px rgba(15,23,42,.04)}
textarea{border-radius:18px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent)}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.status{min-height:1.3em;margin:10px 4px 0;font-size:14px;font-weight:600;color:var(--ink)}
.status.err{color:#b91c1c}
.form.is-nudge{animation:nudge 900ms ease-out}
@keyframes nudge{0%,18%{box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 38%,transparent);border-radius:22px}}
.foot{max-width:1080px;margin:24px auto 0;padding:20px 16px 36px;display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;justify-content:center;font-size:12px}
.foot p{margin:0;color:var(--faint);font-size:12px}
.foot-brand{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:650}
.foot a{color:var(--mute);text-decoration:none;font-weight:550}
/* Reveal on scroll */
.js .reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s cubic-bezier(.2,.7,.2,1)}
.js .reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .stage,.mark-ambient::before,.mark-ambient::after,.breathe,.form.is-nudge{animation:none}
  .mark-ambient::before{opacity:.45}.mark-ambient::after{opacity:.28}
  .js .reveal{opacity:1;transform:none;transition:none}
  .tile,.steps li,.btn{transition:none}.tile:hover,.steps li:hover{transform:none}
}

/* Polish pass 2026-10-17: rhythm, depth, imagery */
h1,h2,h3{text-wrap:balance}
p{text-wrap:pretty}
.lead{line-height:1.6}
.hero{padding:clamp(56px,9vw,96px) 4px clamp(32px,5vw,48px)}
.sec{padding:clamp(36px,6vw,72px) 0}
.sec-head{margin-bottom:clamp(22px,3vw,32px)}
.sec-head .eyebrow,.prose .eyebrow,.pilot .eyebrow{display:inline-flex;align-items:center;gap:8px}
.sec-head .eyebrow::before,.prose .eyebrow::before,.pilot .eyebrow::before{content:"";width:18px;height:2px;border-radius:2px;background:var(--pop)}
.prose{padding:clamp(28px,4vw,44px) clamp(22px,4vw,40px)}
.prose h2{max-width:22ch}
.glass{box-shadow:inset 0 1px 0 rgba(255,255,255,.55),0 1px 2px rgba(15,23,42,.04),0 6px 16px -6px rgba(15,23,42,.08),0 24px 48px -18px rgba(15,23,42,.14)}
.tile,.steps li{padding:22px 22px 24px}
.tile h3,.steps h3{color:var(--ink)}
.tile:hover,.steps li:hover{transform:translateY(-2px)}
.steps .n{box-shadow:0 4px 12px -4px color-mix(in srgb,var(--pop) 70%,transparent)}
.note{color:var(--faint)}
/* Section transitions: soft hairline between major blocks */
#who,#how,#about{position:relative}
#who::before,#how::before,#about::before{content:"";position:absolute;top:0;left:50%;translate:-50% 0;width:min(240px,40%);height:1px;background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--ink) 14%,transparent),transparent)}
.foot{border-top:1px solid color-mix(in srgb,var(--ink) 8%,transparent);margin-top:clamp(32px,5vw,56px);padding-top:24px}
@media (prefers-reduced-motion:reduce){.post{transition:none}.post:hover{transform:none}}

/* Image bank illustrations */
.art{margin:0;border-radius:22px;overflow:hidden;background:#eef1f8;
  box-shadow:0 0 0 1px color-mix(in srgb,var(--line) 70%,transparent),0 10px 22px -12px rgba(15,23,42,.16),0 28px 56px -28px color-mix(in srgb,var(--accent) 28%,transparent)}
.art img{display:block;width:100%;height:auto}
.art picture{display:block}
.art-hero{width:100%;max-width:860px;margin:clamp(36px,6vw,56px) auto 0;border-radius:var(--r)}
.art-hero img{aspect-ratio:16/9}
.art-card{margin:-8px -6px 24px;border-radius:20px}
.art-card img,.art-wide img{aspect-ratio:21/9}
.art-wide{max-width:820px;margin:0 auto clamp(20px,3vw,28px)}
.art-pilot{margin-top:22px;border-radius:20px}
.art-pilot img{aspect-ratio:16/10}
@media(max-width:640px){.art-card img,.art-wide img{aspect-ratio:16/9}}

/* Hero π tile 2026-10-17: white mark on accent tile */
.hero-mark{width:48px;height:48px;border-radius:50%;background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 88%,#fff),var(--accent));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 10px 24px -8px color-mix(in srgb,var(--accent) 55%,transparent),0 24px 48px -20px color-mix(in srgb,var(--accent) 45%,transparent)}
.hero-mark img{width:28px;height:28px;filter:brightness(0) invert(1)}
.brand .mark{width:28px;height:28px;border-radius:50%;background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 88%,#fff),var(--accent));box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 4px 10px -4px color-mix(in srgb,var(--accent) 55%,transparent)}
.brand .mark img{width:16px;height:16px;filter:brightness(0) invert(1)}

/* v3 premium pass 2026-10-17 (mobile first) */
:root{--r-art:20px;--gap:clamp(48px,8vw,88px)}
/* Header: solid frosted pill so text never shows through */
.head{top:10px}
.head-pill{height:48px;padding:0 6px 0 10px;background:color-mix(in srgb,#f4f5f8 90%,transparent);border-color:rgba(15,23,42,.08);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.8),0 1px 2px rgba(15,23,42,.05),0 10px 30px -10px rgba(15,23,42,.18);
  -webkit-backdrop-filter:blur(20px) saturate(1.5);backdrop-filter:blur(20px) saturate(1.5)}
.head .btn.sm{height:36px;padding:0 16px;font-size:13px}
.nav a{height:36px;padding:0 12px;font-size:13px}
html{scroll-padding-top:76px}
/* Hero proportions */
.hero{padding:clamp(40px,8vw,88px) 8px clamp(8px,2vw,16px)}
.hero-mark{margin-bottom:20px}
.hero h1{font-size:clamp(2.25rem,9.6vw,4.1rem);margin-bottom:16px}
.lead{font-size:clamp(1.03rem,2.6vw,1.2rem);max-width:54ch;margin-bottom:26px}
.cta-row{gap:10px;width:100%}
.btn{height:48px;padding:0 22px;font-size:15px}
@media(max-width:480px){.cta-row .btn{flex:1 1 0;min-width:0;padding:0 14px}}
/* Rhythm */
.sec{padding:calc(var(--gap)/2) 0}
.sec-head{margin-bottom:clamp(24px,4vw,36px)}
.sec-head h2{margin-bottom:10px}
.sub{max-width:52ch}
/* Cards */
.card{padding:24px}
.prose{max-width:720px;padding:clamp(24px,5vw,48px) clamp(22px,5vw,52px) clamp(28px,5vw,52px)}
.prose p{font-size:clamp(1rem,2.2vw,1.06rem);line-height:1.7;margin-bottom:16px;max-width:62ch}
.prose p:last-child{margin-bottom:0}
.prose h2{margin-bottom:18px}
.prose .strong{padding-left:14px;border-left:3px solid var(--pop);margin-top:22px}
.tile,.steps li{padding:22px 22px 24px;border-radius:22px}
.tile p,.steps p{line-height:1.6}
.grid,.steps{gap:14px}
/* Consistent image frames */
.art,.art-hero,.art-card,.art-wide,.art-pilot{border-radius:var(--r-art)}
.art{box-shadow:0 0 0 1px rgba(15,23,42,.06),0 2px 4px rgba(15,23,42,.04),0 16px 36px -16px rgba(15,23,42,.22)}
.art-hero{margin-top:clamp(32px,6vw,56px);box-shadow:0 0 0 1px rgba(15,23,42,.06),0 2px 4px rgba(15,23,42,.04),0 30px 60px -28px color-mix(in srgb,var(--accent) 45%,transparent)}
.art-card{margin:0 0 clamp(22px,4vw,30px)}
@media(min-width:900px){:root{--r-art:24px}}
/* Pilot + form */
.pilot{padding:clamp(24px,5vw,44px) clamp(20px,5vw,44px)}
input,select,textarea{min-height:48px;font-size:16px}
.btn.wide{height:52px}
/* Section transitions */
#who::before,#how::before,#about::before{width:min(280px,50%);background:linear-gradient(90deg,transparent,color-mix(in srgb,var(--accent) 30%,transparent),transparent)}
/* Footer */
.foot{max-width:720px;margin:clamp(40px,7vw,72px) auto 0;padding:28px 20px 44px;gap:8px 20px;flex-direction:column}
.foot a{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;border-radius:999px;background:color-mix(in srgb,#fff 55%,transparent);border:1px solid rgba(15,23,42,.06)}
.foot a:hover{background:#fff;color:var(--ink)}
@media(min-width:640px){.foot{flex-direction:row;justify-content:space-between}}
/* Contained frames restored (Dallas: liked the contained image style) */
.art-hero{outline:6px solid rgba(255,255,255,.5);outline-offset:0}
.art-card{outline:4px solid rgba(255,255,255,.55);outline-offset:0}
@media(min-width:641px){.art-card{margin:-6px -4px clamp(24px,4vw,30px)}}
@media(max-width:640px){.art-hero{outline-width:4px;width:calc(100% - 8px)}.art-card{margin:4px 4px 22px}}
.btn{white-space:nowrap}
@media(max-width:480px){.cta-row .btn{padding:0 10px;font-size:14.5px}}
@media(max-width:360px){.cta-row .btn{font-size:13.5px;padding:0 8px}}

/* Who icons 2026-10-17 */
.ico{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;margin-bottom:14px;color:#fff;
  background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 88%,#fff),var(--accent));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 6px 14px -6px color-mix(in srgb,var(--accent) 60%,transparent)}
.ico svg{display:block}
/* Form polish 2026-10-17 */
.form{display:grid;grid-template-columns:1fr;column-gap:14px;padding:clamp(18px,3vw,24px);border-radius:24px;
  background:color-mix(in srgb,#fff 55%,transparent);border:1px solid rgba(15,23,42,.06);box-shadow:inset 0 1px 0 rgba(255,255,255,.8),0 12px 30px -18px rgba(15,23,42,.18)}
.form>*{grid-column:1/-1}
@media(min-width:1000px){.form{grid-template-columns:1fr 1fr}.form>.field:nth-child(-n+4){grid-column:auto}}
.field{margin-bottom:16px}
label{font-size:13px;font-weight:650;letter-spacing:.005em;margin:0 0 7px 2px}
.opt{font-weight:500}
input,select,textarea{border-radius:14px;background:#f7f8fb;border:1px solid rgba(15,23,42,.09);padding:12px 14px;
  box-shadow:inset 0 1px 2px rgba(15,23,42,.04);transition:border-color .15s ease,box-shadow .15s ease,background .15s ease}
input:hover,select:hover,textarea:hover{border-color:rgba(15,23,42,.16)}
input:focus,select:focus,textarea:focus{background:#fff;border-color:color-mix(in srgb,var(--accent) 70%,transparent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 16%,transparent)}
input::placeholder,textarea::placeholder{color:var(--faint)}
select{-webkit-appearance:none;appearance:none;padding-right:42px;cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%231050da' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:16px}
textarea{border-radius:14px;min-height:112px;line-height:1.55;resize:vertical}
.form .btn.wide{height:52px;border-radius:14px;margin-top:4px;font-size:15px;
  box-shadow:0 1px 0 rgba(255,255,255,.08) inset,0 10px 22px -12px rgba(15,23,42,.45)}
.status{margin:12px 0 0;font-size:14px;line-height:1.45}
.status:not(:empty){padding:10px 14px;border-radius:12px;background:color-mix(in srgb,var(--accent) 8%,#fff);border:1px solid color-mix(in srgb,var(--accent) 18%,transparent);color:var(--ink)}
.status.err:not(:empty){background:#fef2f2;border-color:#fecaca;color:#b91c1c}
@media (prefers-reduced-motion:reduce){input,select,textarea{transition:none}}
@media(max-width:640px){.hero{padding-top:76px}.hero .art-hero{order:-1;margin:0 auto 28px}}
@media(max-width:640px){.prose,.tile,.steps li,.pilot-copy,.note{text-align:center}.ico,.n{margin-left:auto;margin-right:auto}.prose .strong{border-left:0;padding-left:0}.prose .strong::before{content:"";display:block;width:28px;height:3px;border-radius:2px;background:var(--pop);margin:0 auto 12px}}
@media(max-width:640px){.hero .hero-mark{order:1}.hero .eyebrow{order:2;margin-bottom:18px}.hero .art-hero{order:3;margin:0 auto 28px}.hero h1{order:4}.hero .lead{order:5}.hero .cta-row{order:6}}
@media(max-width:640px){.hero{padding-top:26px}}

/* Motion 2026-10-17: transform/opacity only, all off for reduced motion */
body{overflow-x:clip}
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease var(--d,0ms),transform .8s cubic-bezier(.2,.7,.2,1) var(--d,0ms)}
.js .reveal.is-in{opacity:1;transform:none}
.art img{transition:transform 1.2s cubic-bezier(.2,.7,.2,1)}
.js .art.reveal img{transform:scale(1.06)}
.js .art.reveal.is-in img{transform:scale(1)}
/* Hero entrance (runs only when JS added .js before paint) */
@keyframes rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.js .hero>*{animation:rise .7s cubic-bezier(.2,.7,.2,1) both}
.js .hero>.hero-mark{animation:rise .7s cubic-bezier(.2,.7,.2,1) both,float 6s ease-in-out 1s infinite}
.js .hero>.eyebrow{animation-delay:80ms}
.js .hero>.art-hero{animation-delay:140ms}
.js .hero>h1{animation-delay:200ms}
.js .hero>.lead{animation-delay:280ms}
.js .hero>.cta-row{animation-delay:360ms}
/* Gentle float on the pi badge (uses translate so it never fights the entrance transform) */
@keyframes float{0%,100%{translate:0 0}50%{translate:0 -4px}}
.hero-mark{animation:float 6s ease-in-out 1s infinite}
.hero-mark{position:relative}
/* Soft glow behind the hero picture */
.art-hero{position:relative}
.hero{position:relative;isolation:isolate}
.hero::before{content:"";position:absolute;z-index:-1;left:50%;top:8%;width:min(900px,140vw);aspect-ratio:1.6;translate:-50% 0;pointer-events:none;
  background:radial-gradient(40% 45% at 30% 40%,color-mix(in srgb,var(--accent) 16%,transparent),transparent 70%),radial-gradient(35% 40% at 72% 55%,color-mix(in srgb,var(--pop) 14%,transparent),transparent 70%);
  filter:blur(20px);animation:drift 16s ease-in-out infinite alternate}
@keyframes drift{from{transform:translate3d(-3%,0,0) scale(1)}to{transform:translate3d(3%,2%,0) scale(1.06)}}
/* Eyebrow bars draw in */
.sec-head .eyebrow::before,.prose .eyebrow::before,.pilot .eyebrow::before{transform-origin:left center;transition:transform .7s cubic-bezier(.2,.7,.2,1) .2s}
.js .reveal .eyebrow::before,.js .card.reveal .eyebrow::before{transform:scaleX(0)}
.js .reveal.is-in .eyebrow::before{transform:scaleX(1)}
/* Desktop hover: lift + icon response (no press states) */
@media (hover:hover) and (pointer:fine){
  .tile,.steps li,.post,.art:not(.art-hero){transition:transform .35s cubic-bezier(.2,.7,.2,1),box-shadow .35s ease}
  .tile:hover,.steps li:hover{transform:translateY(-4px)}
  .ico,.n{transition:transform .4s cubic-bezier(.3,1.4,.5,1),box-shadow .3s ease}
  .tile:hover .ico{transform:translateY(-2px) rotate(-8deg) scale(1.06);box-shadow:inset 0 1px 0 rgba(255,255,255,.3),0 10px 20px -8px color-mix(in srgb,var(--accent) 70%,transparent)}
  .steps li:hover .n{transform:translateY(-2px) scale(1.08)}
  .art:not(.art-hero):hover img{transform:scale(1.025)}
}
@media (prefers-reduced-motion:reduce){
  .js .hero>*,.hero-mark,.hero::before{animation:none!important}
  .js .reveal,.js .art.reveal img{opacity:1!important;transform:none!important;transition:none!important}
  .art img,.ico,.n,.tile,.steps li{transition:none!important}
  .js .reveal .eyebrow::before{transform:none!important}
  .tile:hover,.steps li:hover,.tile:hover .ico,.steps li:hover .n,.art:hover img{transform:none!important}
}
html{overflow-x:clip}
.hero::before{width:min(820px,86%)}