/* drcatherinechow.com: tokens and components. Single-theme by design (ivory and pastel). */
:root{--font-display:'Geist',-apple-system,BlinkMacSystemFont,'SF Pro Display','Segoe UI',Roboto,'Helvetica Neue',sans-serif;--font-body:'Instrument Sans',-apple-system,BlinkMacSystemFont,'SF Pro Text','Segoe UI',Roboto,'Helvetica Neue',Helvetica,Arial,sans-serif;--ivory:#FBF6F1;--surface:#FFFFFF;--blush:#F5DCE4;--blush-soft:#F9EBF0;--powder:#DCE7F3;--powder-soft:#EDF3FA;--ink:#23273A;--ink-soft:#5A5F75;--gold:#A98443;--gold-line:#D8C3A0;--rose:#B5637F;--border:#EADFD3;--maxw:1080px;--measure:66ch}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--ivory);color:var(--ink);font-family:var(--font-body);font-size:1.04rem;line-height:1.72;-webkit-font-smoothing:antialiased}
h1,h2,h3,.display{font-family:var(--font-display);font-weight:600;letter-spacing:-.02em;line-height:1.1;margin:0;text-wrap:balance}
p{margin:0}
a{color:inherit}
img{max-width:100%;height:auto;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{font-size:.7rem;font-weight:700;letter-spacing:.24em;text-transform:uppercase;color:var(--gold)}
.btn{display:inline-block;text-decoration:none;font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;padding:14px 30px;border-radius:100px;transition:transform .2s ease}
.btn:hover{transform:translateY(-1px)}
.btn-ink{background:var(--ink);color:var(--ivory)}
.btn-ghost{border:1px solid var(--gold);color:var(--ink);padding:13px 29px}
:focus-visible{outline:2px solid var(--rose);outline-offset:3px}
.skip-link{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--ivory);padding:8px 14px;border-radius:6px;z-index:100}
.skip-link:focus{left:8px}

/* nav */
.masthead{position:sticky;top:0;z-index:20;background:rgba(251,246,241,.94);border-bottom:1px solid var(--border)}
.masthead-in{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}
.brand{display:flex;align-items:center;gap:14px;text-decoration:none}
.brand .mono{width:40px;height:50px;border:1px solid var(--gold-line);border-radius:20px 20px 4px 4px;display:grid;place-items:center;font-family:var(--font-display);font-size:1.05rem;font-weight:600;color:var(--gold)}
.brand .name{font-family:var(--font-display);font-size:1.3rem;font-weight:600;line-height:1.05}
.brand .sub{display:block;font-family:var(--font-body);font-size:.6rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);margin-top:3px}
.nav{display:flex;align-items:center;gap:26px}
.nav a{text-decoration:none;font-size:.82rem;font-weight:600;letter-spacing:.06em;color:var(--ink-soft)}
.nav a:hover,.nav a[aria-current]{color:var(--rose)}
.nav .btn{padding:10px 22px;color:var(--ivory)}
.menu-btn{display:none;background:none;border:1px solid var(--gold-line);border-radius:100px;padding:8px 14px;font:inherit;font-size:.72rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--ink);cursor:pointer}
.mobile-nav{display:none;flex-direction:column;border-top:1px solid var(--border)}
.mobile-nav.open{display:flex}
.mobile-nav a{padding:14px 28px;text-decoration:none;font-weight:600;border-bottom:1px solid var(--border);font-size:.95rem}
.progress{position:absolute;left:0;bottom:-1px;height:2px;width:0;background:var(--gold)}

/* hero */
.hero{position:relative;overflow:hidden}
.hero .ghost{position:absolute;right:-4rem;top:-6rem;z-index:0;pointer-events:none;font-family:var(--font-display);font-size:30rem;color:var(--blush);opacity:.5;line-height:1;user-select:none}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;padding:84px 0 92px}
.hero h1{font-size:clamp(2.6rem,5.6vw,4rem);letter-spacing:-.03em}
.hero .lede{max-width:54ch;margin-top:26px;font-size:1.08rem;color:var(--ink-soft)}
.hero .lede strong{color:var(--ink)}
.cta-row{display:flex;gap:16px;flex-wrap:wrap;margin-top:36px}
.hero .eyebrow{display:block;margin-bottom:20px}
.portrait{justify-self:center;width:min(360px,100%);aspect-ratio:3/4;border-radius:400px 400px 16px 16px;background:linear-gradient(165deg,var(--blush) 0%,var(--powder) 100%);position:relative;overflow:hidden;box-shadow:0 30px 60px -30px rgba(35,39,58,.25)}
.portrait img{width:100%;height:100%;object-fit:cover;object-position:top center}
.portrait::after{content:'';position:absolute;inset:14px;border:1px solid var(--gold);border-radius:400px 400px 10px 10px;opacity:.85;pointer-events:none}

/* credential strip */
.creds{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--surface)}
.creds-inner{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 0;padding:22px 0}
.cred{font-size:.76rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-soft);padding:0 26px;position:relative;white-space:nowrap}
.cred+.cred::before{content:'◆';position:absolute;left:-4px;top:50%;transform:translateY(-50%);color:var(--gold);font-size:.4rem}

/* sections */
section{padding:84px 0}
.section-head{max-width:60ch;margin-bottom:40px}
.section-head .eyebrow{display:block;margin-bottom:12px}
.section-head h2{font-size:clamp(1.9rem,4vw,2.6rem)}
.section-head p{margin-top:16px;color:var(--ink-soft)}
.doors{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.door{background:var(--surface);border:1px solid var(--border);border-radius:150px 150px 16px 16px;padding:60px 28px 30px;text-align:center;text-decoration:none;display:flex;flex-direction:column;gap:12px;align-items:center;transition:transform .25s ease,box-shadow .25s ease}
.door:hover{transform:translateY(-4px);box-shadow:0 24px 44px -28px rgba(35,39,58,.3)}
.door.blush{background:var(--blush-soft)}
.door.powder{background:var(--powder-soft)}
.door .glyph{width:54px;height:66px;border:1px solid var(--gold);border-radius:27px 27px 5px 5px;display:grid;place-items:center;font-family:var(--font-display);font-size:1.3rem;font-weight:500;color:var(--gold)}
.door h3{font-size:1.5rem;font-weight:600}
.door p{font-size:.92rem;color:var(--ink-soft)}
.door .go{margin-top:auto;padding-top:10px;font-size:.74rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--rose)}
.myth{background:var(--powder);text-align:center}
.myth .display{font-size:clamp(1.8rem,4.5vw,2.9rem);max-width:22ch;margin:18px auto 0;font-weight:500;letter-spacing:-.01em}
.myth .sub{margin-top:20px;color:var(--ink-soft)}
.myth a{color:var(--rose);font-weight:700;text-decoration:none;border-bottom:1px solid var(--rose)}
.philosophy{background:var(--blush)}
.philosophy .inner{display:grid;grid-template-columns:auto 1fr;gap:56px;align-items:center}
.arch{width:240px;aspect-ratio:3/4.4;border:1px solid var(--gold);border-radius:240px 240px 12px 12px;display:grid;place-items:center;padding:28px;text-align:center}
.arch .display{font-size:1.6rem;font-weight:500}
.philosophy .text{max-width:56ch}
.philosophy .text h2{font-size:clamp(1.8rem,3.5vw,2.4rem);margin:12px 0 18px}
.philosophy .text p+p{margin-top:14px}
.book{text-align:center}
.book .display{font-size:clamp(2rem,5vw,3rem);max-width:20ch;margin:18px auto 0}
.book p.sub{max-width:46ch;margin:22px auto 0;color:var(--ink-soft)}
.book .btn{margin-top:36px}

/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cards.two{grid-template-columns:repeat(2,1fr)}
.post{background:var(--surface);border:1px solid var(--border);border-radius:16px;overflow:hidden;text-decoration:none;display:flex;flex-direction:column;transition:transform .25s ease,box-shadow .25s ease}
.post:hover{transform:translateY(-4px);box-shadow:0 24px 44px -28px rgba(35,39,58,.3)}
.post .art{height:140px;position:relative}
.post .art.t1{background:linear-gradient(140deg,var(--blush) 0%,var(--powder-soft) 100%)}
.post .art.t2{background:linear-gradient(140deg,var(--powder) 0%,var(--blush-soft) 100%)}
.post .art.t3{background:linear-gradient(140deg,var(--blush-soft) 0%,var(--powder) 100%)}
.post .art.t4{background:linear-gradient(140deg,var(--powder-soft) 0%,var(--blush) 100%)}
.post .art::after{content:'';position:absolute;left:50%;bottom:-1px;transform:translateX(-50%);width:74px;height:40px;background:var(--surface);border-radius:37px 37px 0 0}
.post .body{padding:6px 24px 26px;display:flex;flex-direction:column;gap:8px;text-align:center}
.post .tag{font-size:.66rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--gold)}
.post h3{font-size:1.3rem;font-weight:600}
.post p{font-size:.9rem;color:var(--ink-soft)}
.post .meta{font-size:.72rem;color:var(--ink-soft);letter-spacing:.06em;margin-top:auto;padding-top:8px}

/* hub and article pages */
.page-head{padding:64px 0 40px}
.crumbs{font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft);display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px}
.crumbs a{text-decoration:none;color:var(--ink-soft)}
.crumbs a:hover{color:var(--rose)}
.page-head h1{font-size:clamp(2.2rem,5vw,3.4rem);max-width:22ch}
.page-head .standfirst{max-width:var(--measure);margin-top:22px;font-size:1.12rem;color:var(--ink-soft);font-family:var(--font-display);font-weight:400;font-size:1.3rem;line-height:1.45}
.page-head .intro{max-width:var(--measure);margin-top:18px;color:var(--ink-soft);font-size:1.05rem}
.byline{display:flex;flex-wrap:wrap;gap:14px 24px;align-items:center;margin-top:28px;font-size:.82rem;color:var(--ink-soft)}
.byline .who{display:flex;align-items:center;gap:12px}
.byline .avatar{width:44px;height:44px;border-radius:50%;object-fit:cover;object-position:top}
.byline strong{color:var(--ink);font-weight:700}
.byline .role{display:block;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--gold)}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:0;padding-bottom:70px}
.prose{max-width:var(--measure)}
.prose p{margin:0 0 1.25em}
.prose h2{font-size:clamp(1.55rem,3vw,2rem);font-weight:600;margin:2.2em 0 .7em;scroll-margin-top:90px}
.prose a{color:var(--rose);text-decoration:none;border-bottom:1px solid rgba(181,99,127,.4)}
.prose a:hover{border-bottom-color:var(--rose)}
.prose .pull{font-family:var(--font-display);font-weight:500;font-size:1.65rem;line-height:1.35;color:var(--ink);border-left:2px solid var(--gold);padding:8px 0 8px 26px;margin:2em 0}
.prose .dotlist{padding-left:1.2em;margin:0 0 1.4em}
.prose .dotlist li{margin-bottom:.5em}
.box{border:1px solid var(--border);border-radius:16px;padding:28px 30px;max-width:var(--measure);margin:34px 0}
.box .eyebrow{display:block;margin-bottom:14px}
.box ul{margin:0;padding-left:1.1em}
.box li{margin-bottom:.6em}
.box.takeaways{background:var(--powder-soft)}
.box.warning{background:var(--blush-soft);border-color:#EBC9D4}
.box.research{background:var(--surface)}
.box.research li{font-size:.92rem;color:var(--ink-soft)}
.box.research a{color:var(--rose)}
.faq{max-width:var(--measure);margin:48px 0}
.faq h2{font-size:1.8rem;font-weight:600;margin-bottom:18px}
.faq-item{border-top:1px solid var(--border)}
.faq-item:last-child{border-bottom:1px solid var(--border)}
.faq-q{width:100%;text-align:left;background:none;border:0;font:inherit;font-family:var(--font-display);font-size:1.3rem;font-weight:600;color:var(--ink);padding:18px 40px 18px 0;cursor:pointer;position:relative}
.faq-q::after{content:'+';position:absolute;right:4px;top:50%;transform:translateY(-50%);color:var(--gold);font-size:1.5rem;font-family:var(--font-body);font-weight:300}
.faq-item.open .faq-q::after{content:'−'}
.faq-a{display:none;padding:0 0 20px;color:var(--ink-soft)}
.faq-item.open .faq-a{display:block}
.refs{max-width:var(--measure);margin:40px 0;font-size:.9rem;color:var(--ink-soft)}
.refs h2{font-size:1.4rem;font-weight:600;margin-bottom:12px}
.refs ol{padding-left:1.3em;margin:0}
.refs li{margin-bottom:.45em}
.refs a{color:var(--rose);text-decoration:none}
.disc{max-width:var(--measure);font-size:.84rem;color:var(--ink-soft);border-top:1px solid var(--border);padding-top:18px;margin-top:20px}
.related{padding:70px 0;border-top:1px solid var(--border)}
.related .eyebrow{display:block;margin-bottom:26px}
.cta-band{background:var(--blush);text-align:center;padding:70px 0}
.cta-band .display{font-size:clamp(1.8rem,4vw,2.6rem);max-width:22ch;margin:16px auto 0}
.cta-band p.sub{max-width:46ch;margin:18px auto 0;color:var(--ink-soft)}
.cta-band .btn{margin-top:30px}
.cluster-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:30px}

/* about */
.about-hero{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:center;padding:72px 0 60px}
.about-hero .portrait{width:min(320px,100%)}
.about-hero h1{font-size:clamp(2.2rem,5vw,3.4rem)}
.about-hero .lede{margin-top:22px;color:var(--ink-soft);max-width:54ch}
.about .prose h2{margin-top:1.8em}
.timeline{list-style:none;margin:20px 0 0;padding:0;max-width:var(--measure)}
.timeline li{display:grid;grid-template-columns:150px 1fr;gap:18px;padding:14px 0;border-top:1px solid var(--border)}
.timeline li:last-child{border-bottom:1px solid var(--border)}
.timeline .when{font-size:.74rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);padding-top:5px}
.timeline .what strong{display:block;font-family:var(--font-display);font-size:1.2rem;font-weight:600}
.timeline .what span{font-size:.9rem;color:var(--ink-soft)}
.pubs{list-style:none;margin:18px 0 0;padding:0;max-width:var(--measure)}
.pubs li{padding:14px 0;border-top:1px solid var(--border);font-size:.94rem;color:var(--ink-soft)}
.pubs li:last-child{border-bottom:1px solid var(--border)}
.pubs a{color:var(--rose);text-decoration:none;font-weight:600}
.pubs .venue{display:block;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);margin-top:4px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.chip{border:1px solid var(--gold-line);border-radius:100px;padding:6px 14px;font-size:.8rem;color:var(--ink-soft);background:var(--surface)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.identity{font-size:.92rem;line-height:1.7}
.identity strong{font-family:var(--font-display);font-size:1.3rem;font-weight:600;display:block}

/* footer */
footer{background:var(--ink);color:#C9C4D2;font-size:.88rem;margin-top:20px}
.foot-inner{display:grid;grid-template-columns:1.3fr 1fr 1fr 1.2fr;gap:36px;padding:64px 0 44px}
footer .name{font-family:var(--font-display);font-size:1.5rem;color:#F0E8E0}
footer .eyebrow{color:#CBA96A;margin-bottom:14px;display:block}
footer a{color:#C9C4D2;text-decoration:none}
footer a:hover{color:#F0E8E0}
footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
footer address{font-style:normal;line-height:1.6}
.foot-bottom{border-top:1px solid rgba(201,196,210,.2);padding:20px 0 28px;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.76rem;color:#8B8799}
.pending{display:inline-block;background:rgba(203,169,106,.15);color:#CBA96A;border-radius:100px;padding:1px 10px;font-size:.7rem;letter-spacing:.08em}

@media (prefers-reduced-motion:no-preference){.hero-inner>*{animation:rise .7s ease both}.hero-inner>*:nth-child(2){animation-delay:.12s}@keyframes rise{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}}
@media (max-width:900px){
  .nav{display:none}.menu-btn{display:inline-block}
  .brand .mono{width:32px;height:40px;border-radius:16px 16px 3px 3px;font-size:.85rem}.brand .name{font-size:1.1rem}
  .hero .ghost{display:none}
  .hero-inner{grid-template-columns:1fr;padding:52px 0 60px;gap:40px}.portrait{width:min(300px,80%)}
  .doors,.cards,.cluster-list,.cards.two{grid-template-columns:1fr;max-width:460px;margin-left:auto;margin-right:auto}
  .philosophy .inner{grid-template-columns:1fr;justify-items:center;text-align:center}
  .about-hero{grid-template-columns:1fr;padding:48px 0 40px}.about-hero .portrait{justify-self:center}
  .two-col{grid-template-columns:1fr}
  .timeline li{grid-template-columns:1fr;gap:4px}
  .foot-inner{grid-template-columns:1fr;gap:28px}
  section{padding:60px 0}.cred{padding:0 14px}
  .page-head h1{font-size:2rem}
}