/* Inter (SIL Open Font License), self-hosted */
@font-face{font-family:'Inter';font-style:normal;font-weight:400 800;font-display:swap;src:url(../fonts/inter-latin-ext.woff2) format('woff2');unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:'Inter';font-style:normal;font-weight:400 800;font-display:swap;src:url(../fonts/inter-latin.woff2) format('woff2');unicode-range:U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD}
:root{--bg:#fff;--bg2:#f7f7f5;--fg:#0a0a0a;--muted:#6b6b6b;--line:#ececea;--line2:#dcdcd8;--accent:#e8f0ff;--r:20px;--sh:0 1px 2px rgba(0,0,0,.04),0 8px 24px -12px rgba(0,0,0,.08);--font:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.65 var(--font);color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:var(--fg)}img{max-width:100%;height:auto}.wrap{max-width:1200px;margin:0 auto;padding:0 28px;position:relative}
h1,h2,h3{letter-spacing:-.035em;line-height:1.05;font-weight:600}.glow{display:none}.gt{color:var(--muted)}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#000;color:#fff;padding:8px;z-index:99}.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
:focus-visible{outline:2px solid #000;outline-offset:3px;border-radius:6px}
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:20px;height:64px}
.logo{font-weight:600;font-size:1.02rem;text-decoration:none;color:var(--fg);display:flex;align-items:center;gap:9px;letter-spacing:-.02em}.logo em{font-style:normal;color:var(--muted);font-weight:400}
.mark{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:7px;background:#000;color:#fff;font-weight:700;font-size:.85rem}
#nav{margin-left:auto}#nav ul{list-style:none;display:flex;gap:2px;margin:0;padding:0}#nav a{display:block;padding:7px 13px;border-radius:999px;text-decoration:none;color:var(--muted);font-weight:500;font-size:.92rem;transition:color .2s,background .2s}
#nav a:hover{color:var(--fg)}#nav a[aria-current]{color:var(--fg);background:var(--bg2)}
.burger{display:none;margin-left:auto;background:#fff;color:var(--fg);border:1px solid var(--line2);border-radius:10px;font-size:1.1rem;padding:5px 11px;cursor:pointer}
.btn{display:inline-flex;align-items:center;gap:6px;padding:13px 24px;border-radius:999px;font-weight:500;text-decoration:none;color:var(--fg);transition:transform .2s,background .2s,border-color .2s;font-size:.96rem;border:1px solid transparent}
.btn.grad{background:#0a0a0a;color:#fff}.btn.grad:hover{background:#333;transform:translateY(-1px)}
.btn.glass,.btn.ghost{background:#fff;border-color:var(--line2)}.btn.glass:hover,.btn.ghost:hover{border-color:#0a0a0a}.btn.sm{padding:8px 16px;font-size:.88rem}
.pill{display:inline-flex;align-items:center;gap:8px;padding:5px 12px;border-radius:999px;border:1px solid var(--line2);background:#fff;font-size:.8rem;color:var(--muted);font-weight:500}
.pill.ai{padding:2px 8px;font-size:.7rem;background:var(--accent);border-color:transparent;color:#2b4a8a}
.dot{width:7px;height:7px;border-radius:50%;background:#3b82f6}
.hero{padding:88px 0 64px}.hgrid{display:grid;grid-template-columns:1.15fr 1fr;gap:64px;align-items:center}
.hero h1{font-size:clamp(2.8rem,6.4vw,5.4rem);margin:24px 0 22px;font-weight:600;letter-spacing:-.05em}
.lead{font-size:1.2rem;color:var(--muted);max-width:42ch}.ctas{display:flex;gap:10px;flex-wrap:wrap;margin-top:34px}
.host{position:relative;padding:0 0 40px}
.ring{border-radius:28px;overflow:hidden;background:var(--bg2);box-shadow:var(--sh);aspect-ratio:4/5}.ring img{width:100%;height:100%;object-fit:cover;display:block}
.chip,.chat{position:absolute;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 10px 30px -10px rgba(0,0,0,.15)}
.chip{padding:8px 14px;font-size:.85rem;color:var(--muted)}.chip b{color:var(--fg);font-size:1.05rem;margin-right:4px;font-weight:600}.c1{top:24px;left:-24px}.c2{top:96px;right:-20px}
.chat{bottom:0;left:-32px;width:min(320px,90%);padding:14px 16px}.chat p{margin:6px 0 0;font-size:.93rem;min-height:3em}
.ch-h{display:flex;align-items:center;gap:8px;font-weight:600;font-size:.88rem}.ch-h img{border-radius:50%;width:26px;height:26px;object-fit:cover}
.caret:after{content:"";display:inline-block;width:2px;height:1em;background:#000;margin-left:2px;vertical-align:-2px;animation:blink 1s steps(1) infinite}@keyframes blink{50%{opacity:0}}
.marquee{border-block:1px solid var(--line);padding:18px 0;overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 10%,#000 90%,transparent)}
.track{display:flex;gap:40px;width:max-content;animation:mq 50s linear infinite}.mpill{white-space:nowrap;color:var(--muted);font-size:.95rem;border:0;background:none;padding:0}.mpill b{color:var(--fg);font-weight:600}
@keyframes mq{to{transform:translateX(-33.333%)}}
section{padding:72px 0 16px}.h2{font-size:clamp(2rem,4.4vw,3.4rem);margin:18px 0 36px;font-weight:600;letter-spacing:-.045em;max-width:18ch}
.glasscard,.card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:28px;color:inherit;transition:transform .25s,box-shadow .25s,border-color .25s}
.glasscard h3{font-size:1.2rem;margin:.7em 0 .4em;letter-spacing:-.02em}.glasscard p{color:var(--muted);margin:.4em 0}
.link{text-decoration:none;display:block}.link:hover,.ctl:hover{transform:translateY(-2px);box-shadow:var(--sh);border-color:var(--line2)}
.accent{background:var(--bg2)}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--r);padding:0;margin-top:56px}.stats .glasscard{border:0;border-radius:0;border-right:1px solid var(--line);text-align:left;padding:28px}.stats .glasscard:last-child{border-right:0}
.stats b{display:block;font-size:3.2rem;font-weight:600;letter-spacing:-.05em;line-height:1}.stats span{color:var(--muted);font-size:.9rem}
.bento{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.b-big{grid-column:span 2;background:var(--bg2);border-color:transparent}.b-tall{grid-row:span 2}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.num{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;background:#0a0a0a;color:#fff;font-weight:600;font-size:.9rem}
.tag{display:inline-block;font-weight:500;font-size:.75rem;padding:3px 10px;border-radius:999px;background:var(--bg2);color:#333;border:1px solid var(--line)}
.t5{background:#eef2ff;color:#3730a3;border-color:#e0e7ff}.t6{background:#fdf2f8;color:#9d174d;border-color:#fce7f3}.t7{background:#fefce8;color:#854d0e;border-color:#fef3c7}.t8{background:#ecfeff;color:#155e75;border-color:#cffafe}
.ticks{list-style:none;padding:0;margin:0}.ticks li{padding-left:26px;position:relative;margin:12px 0;color:#333}.ticks li:before{content:"";position:absolute;left:2px;top:.55em;width:10px;height:6px;border-left:1.5px solid #000;border-bottom:1.5px solid #000;transform:rotate(-45deg)}
.cta{text-align:center;padding:88px 24px;border-radius:28px;background:var(--bg2)}.cta p{color:var(--muted)}.cta .h2{margin:0 auto 12px}
.phead{padding:88px 0 48px;border-bottom:1px solid var(--line)}.phead h1{font-size:clamp(2.4rem,5.4vw,4.4rem);margin:.25em 0;font-weight:600;letter-spacing:-.05em}.crumb{color:var(--muted);font-size:.9rem}.crumb a{color:var(--muted)}
.guide{display:flex;gap:12px;align-items:flex-start;margin:32px 0}.guide img{border-radius:50%;width:44px;height:44px;object-fit:cover;flex:none;border:1px solid var(--line)}
.bubble{background:var(--bg2);border-radius:4px 18px 18px 18px;padding:12px 18px;max-width:680px}.bubble p{margin:4px 0 0;color:#333}.who{font-weight:600;font-size:.88rem;display:flex;gap:8px;align-items:center}
.docs{display:grid;grid-template-columns:230px 1fr;gap:56px;padding-top:24px}
.toc{position:sticky;top:96px;align-self:start;font-size:.9rem}.toc h2{font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin:0 0 12px;font-weight:500}
.toc ul{list-style:none;padding:0;margin:0;border-left:1px solid var(--line)}.toc a{display:block;padding:6px 14px;color:var(--muted);text-decoration:none;margin-left:-1px;border-left:1.5px solid transparent;line-height:1.4}.toc a:hover,.toc a.on{color:var(--fg);border-color:#000}.sub-nav a{color:var(--muted);font-size:.85rem}
.sub{margin:20px 0;scroll-margin-top:90px}.sub h2{margin-top:0;font-size:1.6rem;display:flex;gap:10px;align-items:center;flex-wrap:wrap}.sub>p{color:#333}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}.callout{border-radius:14px;padding:16px 18px}.callout h3{margin:0 0 6px;font-size:.92rem;letter-spacing:-.01em}.callout p{margin:0;color:#444;font-size:.94rem}
.aud{background:#f2f6ff}.ev{background:var(--bg2)}.pn{display:flex;justify-content:space-between;margin:40px 0}
.filters{position:sticky;top:64px;z-index:5;padding:18px 0 14px;background:linear-gradient(#fff 80%,rgba(255,255,255,0))}
.cmdk{display:flex;align-items:center;gap:12px;padding:6px 10px 6px 18px;border-radius:16px;background:#fff;border:1px solid var(--line2);box-shadow:var(--sh);transition:border-color .2s,box-shadow .2s}
.cmdk:focus-within{border-color:#000}.cmdk span{font-size:1.2rem;color:var(--muted)}
#q{flex:1;background:none;border:0;color:var(--fg);font:inherit;font-size:1.05rem;padding:12px 0;outline:none}#q::placeholder{color:#9a9a9a}
kbd{font:500 .75rem var(--font);color:var(--muted);border:1px solid var(--line2);border-radius:6px;padding:3px 8px;background:var(--bg2)}
.fbtns{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}.f{font:500 .87rem var(--font);border:1px solid var(--line2);background:#fff;color:#444;border-radius:999px;padding:7px 15px;cursor:pointer;transition:.2s}.f:hover{border-color:#000}.f.on{color:#fff;background:#0a0a0a;border-color:#0a0a0a}
#count{color:var(--muted);margin:10px 0 0;font-size:.85rem}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(310px,1fr));gap:16px;margin:12px 0 56px}
.ctl{padding:22px;display:flex;flex-direction:column;scroll-margin-top:200px}.ctl h3{font-size:1.05rem;margin:.7em 0 .3em}.ch{display:flex;justify-content:space-between;align-items:center}.th{font-size:.75rem;color:var(--muted)}
.tip,.pbd{border-top:1px solid var(--line);padding-top:8px;margin-top:10px}.pb{display:grid;gap:0;margin-top:0}
.tip summary,.pbd summary{display:flex;align-items:center;gap:8px;font-size:.86rem;font-weight:500;color:#222;padding:3px 0;cursor:pointer;list-style:none}.tip summary::-webkit-details-marker,.pbd summary::-webkit-details-marker{display:none}.tip summary::marker,.pbd summary::marker{content:""}
.tip summary:after,.pbd summary:after{content:"";margin-left:auto;width:6px;height:6px;border-right:1.5px solid #888;border-bottom:1.5px solid #888;transform:rotate(45deg);transition:transform .2s}
.tip[open] summary:after,.pbd[open] summary:after{transform:rotate(-135deg)}.tip p{font-size:.92rem;color:#444}
.pbody{font-size:.9rem;color:#444}.pbody ol{padding-left:20px;margin:8px 0}.pbody li{margin:5px 0}.pbody ul{padding-left:18px;margin:4px 0;color:var(--muted)}.pbody ul li{margin:2px 0}
.pbwrap{margin-top:18px;border:1px solid var(--line);border-radius:14px;padding:16px 18px}.pbh{margin:0 0 6px;font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);font-weight:500}.pbrow{margin:12px 0}
.tlist{display:grid;gap:10px;margin-bottom:48px}.trow{padding:18px 22px}.trow label{cursor:pointer}.trow input{accent-color:#000;width:16px;height:16px;vertical-align:-2px}.refs{display:flex;flex-wrap:wrap;gap:6px;margin-top:10px}.refs a{text-decoration:none}.refs a:hover{border-color:#000}.trow .small{color:var(--muted);font-size:.8rem;margin-left:8px}
.road{counter-reset:s;list-style:none;padding:0;margin:24px 0 48px 18px;border-left:1px solid var(--line2)}.road li{position:relative;padding:0 0 30px 38px;counter-increment:s}
.road li:before{content:counter(s);position:absolute;left:-16px;top:-3px;width:32px;height:32px;border-radius:50%;background:#000;color:#fff;display:grid;place-items:center;font-weight:600;font-size:.85rem}.road h2{margin:0 0 4px;font-size:1.25rem}.road p{color:var(--muted);margin:0}
.gloss dt{font-weight:600;margin-top:20px}.gloss dt:first-child{margin-top:0}.gloss dd{margin:4px 0 0;color:var(--muted)}
footer.site{border-top:1px solid var(--line);padding:64px 0 28px;margin-top:80px;color:var(--muted);font-size:.92rem;background:var(--bg2)}footer a{color:var(--muted);text-decoration:none}footer a:hover{color:var(--fg)}footer h2{font-size:.72rem;text-transform:uppercase;letter-spacing:.12em;color:var(--fg);font-weight:500}footer ul{list-style:none;padding:0}footer li{margin:6px 0}
.fgrid{display:grid;grid-template-columns:1.2fr 1.5fr 1fr;gap:32px}.disclaimer{font-size:.8rem;border-top:1px solid var(--line2);padding-top:20px;margin-top:32px}
.reveal{opacity:0;transform:translateY(16px);transition:opacity .8s ease,transform .8s ease}.reveal.in{opacity:1;transform:none}
@media(max-width:900px){.burger{display:block}.navcta{display:none}#nav{display:none;position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line)}#nav.open{display:block}#nav ul{flex-direction:column;padding:12px}
.hgrid,.duo,.fgrid,.docs{grid-template-columns:1fr}.toc{position:static}.bento{grid-template-columns:1fr}.b-big,.b-tall{grid-column:auto;grid-row:auto}.stats{grid-template-columns:1fr 1fr}.stats .glasscard:nth-child(2){border-right:0}.stats .glasscard:nth-child(-n+2){border-bottom:1px solid var(--line)}
.hero{padding-top:48px}.c1{left:12px}.c2{right:12px}.chat{left:12px}.host{max-width:440px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}
.ring{position:relative;aspect-ratio:4/5;border-radius:28px;overflow:hidden;background:linear-gradient(160deg,#f4f1ff 0%,#eef6ff 45%,#fdf2ec 100%);border:1px solid var(--line);box-shadow:var(--sh)}
.blob{position:absolute;border-radius:50%;filter:blur(2px)}.b1{width:58%;aspect-ratio:1;background:radial-gradient(circle at 30% 30%,#dcd3ff,#c9d8ff 70%);top:8%;left:-8%}
.b2{width:46%;aspect-ratio:1;background:radial-gradient(circle at 40% 40%,#ffe1d2,#ffd0c2 70%);top:30%;right:-6%}.b3{width:36%;aspect-ratio:1;border-radius:36%;background:#fff;border:1px solid var(--line);top:16%;right:20%;transform:rotate(18deg);box-shadow:var(--sh)}
.ring .chip,.ring .chat{position:absolute}.ring .c1{top:24px;left:24px}.ring .c2{top:84px;right:24px}.ring .chat{left:24px;right:24px;bottom:24px;width:auto}
.badge{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;background:#0a0a0a;flex:none}.ch-h .badge{width:26px;height:26px}
.host{padding:0}
.about{display:grid;grid-template-columns:1fr 1.2fr;gap:64px;padding-top:56px;align-items:start}.aphoto{margin:0;position:sticky;top:96px}.aphoto img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:28px;border:1px solid var(--line);box-shadow:var(--sh);display:block}
.atext section{padding:0 0 36px}.atext h2{font-size:clamp(1.6rem,3vw,2.2rem);margin:0 0 14px}.atext p{color:#444;font-size:1.05rem}.muted{color:var(--muted)!important;font-size:.85rem!important;border-top:1px solid var(--line);padding-top:18px}
@media(max-width:900px){.about{grid-template-columns:1fr;gap:32px}.aphoto{position:static;max-width:420px}}
/* dropdown nav */
#nav .dd{position:relative}#nav .dd details>summary{list-style:none;cursor:pointer;padding:8px 14px;border-radius:999px;color:#444;font-size:.92rem;display:flex;align-items:center;gap:6px}
#nav .dd summary::-webkit-details-marker{display:none}#nav .dd summary::after{content:"";width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px)}
#nav .dd summary:hover,#nav .dd.cur summary,#nav .dd details[open] summary{color:var(--fg);background:#f4f4f2}
#nav .menu{position:absolute;top:calc(100% + 10px);left:0;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:0 20px 50px -20px rgba(0,0,0,.18);padding:14px;min-width:320px;z-index:60}
#nav .mega .menu{left:50%;transform:translateX(-40%);width:min(1100px,94vw);max-height:72vh;overflow:auto}
#nav .menu ul{list-style:none;margin:0;padding:0;display:block}#nav .menu a{display:block;padding:7px 10px;border-radius:10px;color:#333;font-size:.86rem;text-decoration:none;line-height:1.35}
#nav .menu a:hover{background:#f6f6f4;color:#000}#nav .menu b{font-weight:600;margin-right:6px;color:#000}
.mgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px 18px}.mcol h3{font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin:6px 10px 6px;font-weight:600}.mcol h3 span{font-weight:400}
#nav .mall{margin-top:8px;border-top:1px solid var(--line);border-radius:0;padding-top:12px;font-weight:600}
/* breadcrumbs */
.crumbs{padding-top:22px}.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;margin:0;padding:0;font-size:.85rem;color:var(--muted)}
.crumbs li+li::before{content:"/";margin-right:6px;color:#bbb}.crumbs a{color:var(--muted);text-decoration:none}.crumbs a:hover{color:#000}
/* article pages */
.phead.art h1{font-size:clamp(1.9rem,4vw,3rem);max-width:22ch;letter-spacing:-.02em}
.facts{display:flex;flex-wrap:wrap;gap:0;margin:26px 0 0;border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden;max-width:880px}
.facts div{flex:1 1 160px;padding:14px 18px;border-right:1px solid var(--line)}.facts div:last-child{border-right:0}
.facts dt{font-size:.7rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted)}.facts dd{margin:4px 0 0;font-weight:600}
.article{max-width:760px}.asec{padding:28px 0;border-bottom:1px solid var(--line);scroll-margin-top:90px}.asec h2{font-size:1.5rem;margin:0 0 12px;letter-spacing:-.01em}
.asec p,.asec li{color:#333;line-height:1.65}.takeaways{background:#fafaf8;border:1px solid var(--line);border-radius:18px;padding:20px 24px;margin-bottom:8px}.takeaways h2{font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;margin:0 0 8px;color:var(--muted)}
.req{margin:16px 0 0;padding:16px 20px;border-left:3px solid #000;background:#fafaf8;border-radius:0 12px 12px 0;color:#333}.req span{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:6px}
.steps{counter-reset:s;list-style:none;padding:0}.steps li{counter-increment:s;position:relative;padding:12px 0 12px 48px;border-top:1px solid var(--line)}.steps li:first-child{border-top:0}
.steps li::before{content:counter(s);position:absolute;left:0;top:10px;width:30px;height:30px;border-radius:50%;background:#000;color:#fff;font-size:.85rem;font-weight:600;display:grid;place-items:center}
.evlist{border:1px solid var(--line);border-radius:16px;padding:6px 20px}.warn li::marker{color:#c2410c}
.rels{display:flex;flex-wrap:wrap;gap:8px}.rel{display:inline-flex;gap:8px;align-items:center;border:1px solid var(--line);border-radius:999px;padding:6px 14px 6px 6px;text-decoration:none;color:#222;font-size:.88rem}.rel:hover{border-color:#000}
.faq{border:1px solid var(--line);border-radius:14px;padding:12px 18px;margin:8px 0}.faq summary{cursor:pointer;font-weight:600}
a.more{display:inline-block;margin-top:12px;font-weight:600;font-size:.9rem;color:#000}.fglinks{display:flex;flex-direction:column;gap:2px}
.cols{columns:3 260px;padding-left:18px}.cols li{margin:4px 0;break-inside:avoid}
@media(max-width:900px){.mgrid{grid-template-columns:1fr 1fr}#nav .menu,#nav .mega .menu{position:static;transform:none;width:auto;min-width:0;box-shadow:none;max-height:50vh}}
@media(max-width:560px){.mgrid{grid-template-columns:1fr}.facts div{flex-basis:50%;border-bottom:1px solid var(--line)}}
main .crumbs+.phead{padding-top:28px!important}
/* ===== Pink accent theme ===== */
:root{--pink:#FF3D8B;--pink-600:#DB1F6E;--pink-ink:#C2185B;--rose:#FF8FB8;--blush:#FFF0F6;--blush2:#FFE4EF;--accent:var(--blush);--ring:0 0 0 3px rgba(255,61,139,.35)}
::selection{background:var(--blush2);color:#000}
a:hover{color:var(--pink-ink)}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}
.btn.grad{background:linear-gradient(135deg,var(--pink-600),var(--pink-ink));color:#fff;box-shadow:0 8px 20px -10px rgba(219,31,110,.55)}
.btn.grad:hover{background:linear-gradient(135deg,#C9145F,#A8124F);color:#fff}
.btn.grad.navcta{background:#0a0a0a;box-shadow:none}.btn.grad.navcta:hover{background:var(--pink-ink)}
.btn.ghost:hover,.btn.glass:hover{border-color:var(--pink);color:var(--pink-ink)}
.gt{background:linear-gradient(90deg,var(--pink-600),#E2557F 60%,#F08A6B);-webkit-background-clip:text;background-clip:text;color:transparent}
#nav a[aria-current="page"],#nav .dd.cur summary,#nav .dd details[open] summary{background:var(--blush);color:var(--pink-ink)}
#nav a:hover,#nav .dd summary:hover{color:var(--pink-ink)}#nav .menu a:hover{background:var(--blush);color:var(--pink-ink)}#nav .menu b{color:var(--pink-ink)}
.toc a.on,.toc a:hover{color:var(--pink-ink);border-color:var(--pink)}
.stats b,[data-count]{color:var(--pink-ink)}
.num,.steps li::before{background:linear-gradient(135deg,var(--pink-600),var(--pink-ink))}
.pill{border-color:var(--blush2);color:var(--pink-ink);background:#fff}
.pill.ai{background:var(--blush);color:var(--pink-ink)}
.tag:not([class*=" t"]){background:var(--blush);color:var(--pink-ink);border-color:var(--blush2)}
.badge{background:linear-gradient(135deg,var(--pink),var(--pink-ink));box-shadow:0 6px 16px -8px rgba(219,31,110,.6)}
.guide .bubble{border:1px solid var(--blush2)}
.ring{background:linear-gradient(160deg,#FFF0F6 0%,#FFE4EF 40%,#FFEDE3 100%)}
.b1{background:radial-gradient(circle at 40% 40%,#FFC2DA,#FF9EC4 70%)!important}
.b2{background:radial-gradient(circle at 40% 40%,#FFE1D2,#FFC9B5 70%)!important}
.b3{background:radial-gradient(circle at 40% 40%,#FFD6E7,#F9B8D3 70%)!important}
.callout,.req,.takeaways{border-color:var(--blush2)}.req{border-left-color:var(--pink);background:var(--blush)}
.aud{background:var(--blush)}.takeaways{background:linear-gradient(180deg,#FFF7FA,#fff)}
input[type=checkbox]{accent-color:var(--pink-600)}
.f.on{background:var(--pink-ink)!important;color:#fff!important;border-color:var(--pink-ink)!important}.f:hover{border-color:var(--pink)}
.cmdk:focus-within{border-color:var(--pink);box-shadow:var(--ring)}
#count{color:var(--pink-ink)}
.rel:hover,.faq[open]{border-color:var(--pink)}a.more{color:var(--pink-ink)}a.more:hover{color:#8f0f43}
.mark{background:linear-gradient(135deg,var(--pink-600),var(--pink-ink))}
.ctl:hover,.glasscard.link:hover{border-color:var(--blush2)}
.trow:has(input:checked){background:var(--blush)}
.dot{background:var(--pink)}
.tlib{padding:8px 0 24px}.tlib>h2,.tlh{font-size:1.6rem;margin:28px 0 8px}.lead.sm{font-size:1.02rem}
.tnote{background:var(--blush);border:1px solid var(--blush2);border-radius:14px;padding:12px 16px;color:#5a1030}
.tgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px;margin-top:18px}
.tcard{border:1px solid var(--line);border-radius:18px;padding:20px;background:#fff;display:flex;flex-direction:column;gap:8px;box-shadow:var(--sh)}
.tcard:hover{border-color:var(--blush2)}.tcard h3{margin:4px 0 0;font-size:1.05rem}.tcard p{margin:0;color:#444;font-size:.92rem}
.tch{display:flex;justify-content:space-between;align-items:center}.fmt{font-size:.7rem;font-weight:700;letter-spacing:.06em;padding:3px 8px;border-radius:6px}
.fmt.docx{background:#eef2ff;color:#3730a3}.fmt.xlsx{background:#ecfdf5;color:#065f46}.tcard .dl{margin-top:auto;align-self:flex-start}
.book{border-top:1px solid var(--line);padding:36px 0}.mform{display:grid;gap:12px;max-width:520px}.mform label{display:grid;gap:6px;font-weight:500;font-size:.92rem}
.mform input,.mform textarea{font:inherit;padding:10px 12px;border:1px solid var(--line2,#ddd);border-radius:12px}.mform input:focus,.mform textarea:focus{outline:none;border-color:var(--pink);box-shadow:var(--ring)}
.bookembed{border:1px solid var(--line);border-radius:18px;overflow:hidden;margin-top:16px}
.btn.grad:not(.navcta)::after{content:"\2192";margin-left:2px}
.askcard{background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px;display:flex;flex-direction:column;gap:12px;box-shadow:0 1px 2px rgba(0,0,0,.04),0 18px 40px -24px rgba(219,31,110,.25)}
.ask-h{display:flex;align-items:center;gap:10px}.ask-h b{font-weight:600}
.ask-log{height:300px;overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding:2px}
.msg{max-width:92%;padding:10px 14px;border-radius:16px;font-size:.9rem;line-height:1.5}.msg p{margin:0 0 6px}.msg p:last-child{margin:0}.msg ul{margin:0 0 6px;padding-left:18px}.msg li{margin:2px 0}
.msg p,.msg li{transition:opacity .25s}
.msg.bot{background:var(--bg2);border:1px solid var(--line);align-self:flex-start;border-top-left-radius:6px}
.msg.me{background:var(--pink-ink);color:#fff;align-self:flex-end;border-top-right-radius:6px}
.msg .k{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-top:8px}
.msg a{color:var(--pink-ink);font-weight:500}
.dots i{display:inline-block;width:6px;height:6px;margin-right:4px;border-radius:50%;background:#bbb;animation:dt 1s infinite}.dots i:nth-child(2){animation-delay:.15s}.dots i:nth-child(3){animation-delay:.3s}@keyframes dt{50%{opacity:.3}}
.ask-sugg{display:flex;flex-wrap:wrap;gap:6px}.ask-sugg button{font:500 .8rem var(--font);border:1px solid var(--line2);background:#fff;color:#444;border-radius:999px;padding:6px 12px;cursor:pointer}.ask-sugg button:hover{border-color:var(--pink);color:var(--pink-ink);background:var(--blush)}
.ask-f{display:flex;gap:8px}.ask-f input{flex:1;min-width:0;font:inherit;font-size:.92rem;border:1px solid var(--line2);border-radius:999px;padding:10px 16px}.ask-f input:focus{outline:2px solid var(--pink);outline-offset:1px;border-color:transparent}
.ask-note{margin:0;font-size:.75rem;color:var(--muted)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
@media(max-width:700px){.ask-log{height:260px}}
.ask-log{height:210px}.host{min-width:0;width:100%}.askcard{width:100%;max-width:100%;box-sizing:border-box}
@media(max-width:700px){.ask-log{height:240px}.hgrid>*{min-width:0}}
/* Practice modules */
.tact{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:auto}
.try{font-size:.9rem;font-weight:600;color:var(--pink-ink);text-decoration:underline;text-underline-offset:3px}
.pnote{background:var(--blush);border-color:var(--blush2)}
.prlink{margin-top:14px;font-size:.95rem}.prlink a{color:var(--pink-ink);font-weight:600}
.pcard{position:relative}.pcard h3 a{color:inherit;text-decoration:none}.pnum{font-size:.8rem;font-weight:600;color:var(--muted);letter-spacing:.04em}
.pcard.earned::after{content:"Badge earned";position:absolute;top:16px;right:16px;font-size:.72rem;font-weight:600;background:var(--blush);color:var(--pink-ink);padding:3px 9px;border-radius:999px}
.pbar{height:6px;background:var(--line);border-radius:99px;overflow:hidden;margin:10px 0 4px}.pbar span{display:block;height:100%;width:0;background:var(--pink);border-radius:99px;transition:width .4s}
.psum{margin:0 0 18px}.linkbtn{background:none;border:0;padding:0;color:var(--muted);text-decoration:underline;cursor:pointer;font:inherit}
.pmod{max-width:980px;margin:8px 0 24px}.pmod h2{font-size:1.15rem;margin:18px 0 8px}.pback{margin-bottom:40px}
.pgrid{display:grid;grid-template-columns:1fr 1fr;gap:28px}.pgrid>*{min-width:0}
@media(max-width:760px){.pgrid{grid-template-columns:1fr}}
.pmod label{display:block;font-weight:600;font-size:.92rem;margin:8px 0}.pmod select,.pmod input[type=search]{display:block;width:100%;margin-top:6px;padding:10px 12px;border:1px solid var(--line2);border-radius:10px;font:inherit;background:#fff;box-sizing:border-box}
.pmod label.ck{font-weight:400;display:flex;gap:8px;align-items:flex-start;margin:4px 0}
.heat{display:grid;grid-template-columns:repeat(5,1fr);gap:4px;max-width:320px}
.hc{aspect-ratio:1;border:2px solid transparent;border-radius:8px;font:600 .9rem var(--font);cursor:pointer;color:#0a0a0a}
.hc.lo{background:#D7F0DD}.hc.md{background:#FFE8B3}.hc.hi{background:#F8C9D9}.hc.sel,.hc:focus-visible{border-color:var(--fg);outline:none}
.clist{max-height:300px;overflow:auto;border:1px solid var(--line);border-radius:12px;padding:8px 12px;margin:8px 0 14px;font-size:.9rem}
.pfb{border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin:12px 0;background:var(--bg2)}.pfb.ok{border-color:#9bd3aa;background:#f1faf3}.pfb.no{border-color:var(--blush2);background:var(--blush)}
.warn{color:var(--pink-ink);font-weight:600}
.tablewrap{overflow-x:auto}.ptable{width:100%;border-collapse:collapse;font-size:.88rem}.ptable th,.ptable td{border-bottom:1px solid var(--line);padding:8px;text-align:left;vertical-align:top}
.profile{border:1px solid var(--line);border-radius:var(--r);padding:16px 20px;margin-bottom:16px}
.scard{border:1px solid var(--line2);border-radius:14px;padding:16px 18px;margin:10px 0;background:#fff;font-size:1.02rem}
.opts{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0}.opts.col{flex-direction:column;align-items:stretch}.opts.col .btn{text-align:left;justify-content:flex-start;white-space:normal}
.opts .btn.right{border-color:#2e9e4f;background:#f1faf3}.opts .btn.wrong{border-color:var(--pink);background:var(--blush)}
.mitem{display:block;width:100%;text-align:left;border:1px solid var(--line2);border-radius:12px;padding:10px 12px;margin:0 0 8px;background:#fff;font:inherit;font-size:.9rem;cursor:pointer}
.mitem.sel{border-color:var(--pink);box-shadow:var(--ring)}.mitem.ok{border-color:#9bd3aa;background:#f1faf3;cursor:default}
.shake{animation:sh .35s}@keyframes sh{25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}
@media(prefers-reduced-motion:reduce){.shake{animation:none}}
fieldset{border:0;padding:0;margin:0}.badge{background:var(--blush);color:var(--pink-ink);font-size:.75rem;font-weight:600;padding:3px 9px;border-radius:999px}
.streak{font-weight:700;color:var(--pink-ink)}.pdone{margin-top:20px;border-top:1px solid var(--line);padding-top:16px}
.evg{margin:14px 0}.evg h3{font-size:.95rem;margin:0 0 6px;color:var(--pink-ink)}.samp{background:var(--blush);border-radius:12px;padding:10px 14px;font-size:.95rem}
.tbox{border:1.5px solid var(--blush2);background:#FFF7FA;border-radius:16px;padding:16px 20px;margin:0 0 18px}.tbox h3{margin:0 0 8px;font-size:1rem;color:var(--pink-ink)}.tbox ul{margin:0;padding-left:18px}.tbox li{margin:6px 0}
.tcats{display:flex;flex-wrap:wrap;gap:8px;margin:18px 0}.tcats a{padding:6px 14px;border-radius:999px;border:1px solid var(--blush2);color:var(--pink-ink);text-decoration:none;font-size:.85rem;background:#fff}
.tcath{margin:30px 0 12px;font-size:1.2rem}.tmeta{margin:8px 0;font-size:.85rem}.tmeta dt{font-weight:600;color:var(--pink-ink)}.tmeta dd{margin:0 0 6px;color:var(--muted)}.tact{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:auto;padding-top:10px}.tch{display:flex;justify-content:space-between;align-items:center}
.logo.brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none}.logo.brand img{height:30px;width:auto;display:block}.lsep{width:1px;height:24px;background:var(--line2)}.lname{white-space:nowrap}
footer .logo.brand img{height:36px}.copy{font-size:.8rem;color:var(--muted);padding-bottom:20px}.fcontact h2{margin-top:14px}.addr{font-style:normal;font-size:.9rem;color:var(--muted)}
@media(max-width:640px){.logo.brand img{height:22px}.logo.brand{gap:8px}.lname{font-size:.9rem}}
.cslist{display:grid;gap:28px;padding:40px 0 60px}.cstudy{border:1px solid var(--line);border-radius:22px;background:#fff;padding:32px}.cshead{display:flex;gap:24px;align-items:center;flex-wrap:wrap}.cslogo{width:140px;height:auto}.cshead h2{margin:6px 0}
.csfacts{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin:24px 0}.csfacts div{background:#FFF7FA;border:1px solid var(--blush2);border-radius:14px;padding:12px 14px}.csfacts dt{font-size:.78rem;color:var(--pink-ink);font-weight:600;text-transform:uppercase;letter-spacing:.04em}.csfacts dd{margin:4px 0 0;font-weight:600}
.csbody{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}.csbody h3{color:var(--pink-ink);font-size:1rem}
.csquote{margin:24px 0;padding:22px 26px;border-left:4px solid var(--pink);background:#FFF7FA;border-radius:0 16px 16px 0}.csquote p{font-size:1.08rem;line-height:1.6;margin:0 0 10px}.csquote footer{font-size:.9rem;color:var(--muted)}
.csvid{margin:0}.csvid video{width:100%;max-width:820px;height:auto;border-radius:16px;background:#000;display:block}.csvid figcaption{font-size:.85rem;color:var(--muted);margin-top:8px}
.cstudy.next{background:linear-gradient(135deg,#FFF7FA,#fff);border-style:dashed;border-color:var(--pink)}
.cstease{margin:30px auto 50px}.ctin{display:flex;gap:24px;align-items:center;flex-wrap:wrap;border:1px solid var(--blush2);background:#FFF7FA;border-radius:22px;padding:24px 28px}.ctin img{width:110px}.ctin>div{flex:1;min-width:220px}.ctq{font-size:1.1rem;font-weight:600;margin:8px 0 4px}
.wlist{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:10px}.wcard{border:1px solid var(--blush2);background:#fff;border-radius:999px;padding:8px 16px;display:flex;gap:8px;align-items:baseline}.wcard strong{color:var(--fg)}.wcard span{color:var(--pink-ink);font-size:.88rem}.wcard p{margin:4px 0 0;width:100%}
header.site .wrap.bar{max-width:1320px;gap:14px}#nav a,#nav .dd details>summary{white-space:nowrap;padding:7px 9px;font-size:.86rem}.navcta{white-space:nowrap;flex:none}.logo.brand{flex:none}
footer .logo.brand img{mix-blend-mode:multiply}
@media(min-width:901px) and (max-width:1220px){.lsep,.lname{display:none}#nav a,#nav .dd details>summary{padding:6px 7px;font-size:.82rem}}

.hcap{margin:10px 0 0;font-size:.85rem;color:var(--muted)}
.logo.brand img{mix-blend-mode:multiply}
.btn.lib{gap:8px}.li-ico{flex:none;display:inline-block;vertical-align:-3px}.fli{display:inline-flex;align-items:center;gap:6px}
#nav li.mcta{display:none}@media(max-width:900px){#nav li.mcta{display:block;padding:10px 12px 14px}#nav li.mcta a{display:inline-flex;color:#fff;background:#0a0a0a;box-shadow:none}}

.ckb{position:fixed;left:16px;bottom:16px;z-index:200;width:min(380px,calc(100vw - 32px));background:#fff;border:1px solid #f1d5e2;border-radius:16px;box-shadow:0 12px 40px rgba(20,10,30,.14);padding:18px;font-size:14px;line-height:1.5;color:#333;box-sizing:border-box}
.ckb[hidden]{display:none}.ckb p{margin:0 0 10px}.ckb .ckt{font-weight:700;color:#0a0a0a;font-size:15px}.ckb a{color:var(--pink-ink,#c2185b)}
.ckbtn{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.ckbtn .btn{border-radius:999px}
.cklink{background:none;border:0;color:var(--pink-ink,#c2185b);font:inherit;font-weight:600;cursor:pointer;padding:6px 4px;text-decoration:underline}
.ckp{display:grid;gap:8px;margin:0 0 12px;padding:10px;border-radius:10px;background:#fbf5f8}.ckp label{display:block;font-weight:600}.ckp span{display:block;font-weight:400;color:#666;font-size:13px;margin-left:22px}
.embedgate{padding:20px;border:1px dashed #f1c4d8;border-radius:14px;background:#fff}
.prose h2{margin-top:2em}.prose table{border-collapse:collapse;width:100%;font-size:14px}.prose td,.prose th{border:1px solid #eee;padding:8px;text-align:left;vertical-align:top}.tblw{overflow-x:auto}
.ckp[hidden]{display:none}

.hpot{position:absolute!important;left:-9999px;width:1px;height:1px;overflow:hidden}
.mform select{font:inherit;padding:10px 12px;border:1px solid #e6e6e6;border-radius:10px;background:#fff;width:100%;box-sizing:border-box}
.mform .chk{display:flex;gap:8px;align-items:flex-start;font-weight:400}.mform .chk input{width:auto;margin-top:4px}
.mform [aria-invalid=true]{border-color:#d33!important;box-shadow:0 0 0 3px rgba(221,51,51,.12)}
.fstatus{padding:12px 14px;border-radius:10px;font-size:14px;margin-top:8px}.fstatus.ok{background:#eefaf1;color:#185c2c}.fstatus.err{background:#fdeeee;color:#8a1c1c}.fstatus.info{background:#fdf2f7;color:#7a1747}
.about{grid-template-columns:.78fr 1.2fr}.aphoto{max-width:400px;width:100%;justify-self:start}.aphoto img{width:100%;height:auto;aspect-ratio:1/1;object-fit:cover}@media(max-width:900px){.about{grid-template-columns:1fr}.aphoto{max-width:300px;margin-inline:auto;justify-self:center}}
/* About photo: compact */.about{grid-template-columns:auto 1fr}.aphoto{width:300px;max-width:300px}.aphoto img{aspect-ratio:4/5}@media(max-width:900px){.about{grid-template-columns:1fr}.aphoto{width:240px;max-width:240px;margin-inline:auto;justify-self:center}}

.pt40{padding-top:40px}.mt40{margin-top:40px}#bookframe{border:0}