/* KAYN — site stylesheet */

/* self-hosted fonts — no third-party requests, no visitor IP leaves the site */
@font-face{font-family:'DM Sans';src:url('fonts/dm-sans-400.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'DM Sans';src:url('fonts/dm-sans-500.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:'DM Mono';src:url('fonts/dm-mono-400.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'DM Mono';src:url('fonts/dm-mono-500.woff2') format('woff2');font-weight:500;font-style:normal;font-display:swap}

:root{
--graphite:#1C1E22;--ink:#141619;--lift:#2A2D33;--terra:#C87A5A;--steel:#7AADBD;
--offwhite:#EDEAE4;--offwhite-dim:rgba(237,234,228,0.55);
--hair:rgba(200,122,90,0.30);--edge:rgba(237,234,228,0.10);
--sans:'DM Sans',system-ui,sans-serif;--mono:'DM Mono',ui-monospace,monospace;
--s1:8px;--s2:16px;--s3:24px;--s4:40px;--s5:64px;--s6:96px;--s7:140px;
--pad:clamp(24px,5vw,72px);--sec:clamp(88px,11vw,150px);
}
*{box-sizing:border-box;border-radius:0}
html{scroll-behavior:smooth}
body{margin:0;background:var(--graphite);color:var(--offwhite);font-family:var(--sans);font-size:1.0625rem;line-height:1.6;-webkit-font-smoothing:antialiased;text-wrap:pretty;overflow-x:hidden}
img{display:block;max-width:100%}
a{color:var(--terra);text-decoration:none}
a:hover{color:var(--offwhite)}
:focus-visible{outline:2px solid var(--terra);outline-offset:3px}
.wrap{max-width:1240px;margin:0 auto;padding-inline:var(--pad);position:relative}
.prose{max-width:820px}
section{padding-block:var(--sec);position:relative}
.on-ink{background:var(--ink)}
.on-lift{background:var(--lift)}
.edge-top{border-top:1px solid var(--hair)}
h1,h2,h3{font-weight:500;margin:0;letter-spacing:-0.025em}
h1{font-size:clamp(2.75rem,7.4vw,6.25rem);line-height:0.96}
h2{font-size:clamp(2.1rem,4.8vw,3.75rem);line-height:1.04;letter-spacing:-0.024em;max-width:19ch}
h3{font-size:1.375rem;letter-spacing:-0.012em}
p{margin:0;max-width:62ch}
.lede{font-size:clamp(1.0625rem,1.5vw,1.3125rem);line-height:1.55;color:var(--offwhite-dim);max-width:54ch}
.lede--bright{color:var(--offwhite)}
.dim{color:var(--offwhite-dim)}
.stack-2>*+*{margin-top:var(--s3)}

/* kicker */
.kicker{display:flex;align-items:center;gap:14px;font-family:var(--mono);font-size:0.75rem;text-transform:uppercase;letter-spacing:0.2em;color:var(--offwhite-dim);margin:0 0 var(--s4)}
.kicker b{font-weight:400;color:var(--terra);white-space:nowrap}
.kicker i{width:56px;height:1px;background:var(--hair);flex:none}
.subdeck{font-family:var(--mono);font-size:0.8125rem;letter-spacing:0.06em;color:var(--offwhite-dim);margin-top:var(--s3);max-width:56ch;line-height:1.7}

/* statement */
.statement{border-top:1px solid var(--hair);padding-top:clamp(40px,5vw,64px);margin-top:clamp(56px,8vw,110px)}
.statement p{font-size:clamp(1.6rem,3.6vw,2.75rem);line-height:1.1;letter-spacing:-0.022em;color:var(--offwhite);max-width:21ch}
.statement small{display:block;font-family:var(--mono);font-size:0.75rem;letter-spacing:0.14em;text-transform:uppercase;color:var(--offwhite-dim);margin-top:var(--s3);max-width:62ch;line-height:1.8}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:0.7em;font-family:var(--mono);font-size:0.8125rem;text-transform:uppercase;letter-spacing:0.18em;padding:18px 28px;border:1px solid transparent;cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.btn--primary{background:var(--terra);color:var(--graphite)}
.btn--primary:hover{background:var(--offwhite);color:var(--graphite)}
.btn--ghost{border-color:rgba(237,234,228,0.35);color:var(--offwhite);background:rgba(20,22,25,0.35)}
.btn--ghost:hover{border-color:var(--offwhite)}

/* header */
.site-head{position:fixed;top:0;left:0;right:0;z-index:30;border-bottom:1px solid transparent;transition:background .25s,border-color .25s}
.site-head.solid{background:rgba(20,22,25,0.94);backdrop-filter:blur(8px);border-bottom-color:var(--hair)}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;gap:var(--s3);height:72px}
.mark{font-family:var(--mono);font-size:0.9375rem;letter-spacing:0.38em;text-transform:uppercase;color:var(--offwhite)}
.mark:hover{color:var(--offwhite)}
.head-nav{display:flex;align-items:center;gap:var(--s4)}
.head-link{font-family:var(--mono);font-size:0.75rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--offwhite-dim)}
.head-link:hover{color:var(--offwhite)}
.head-cta{padding:12px 20px;background:var(--terra);color:var(--graphite)}
.head-cta:hover{background:var(--offwhite);color:var(--graphite)}

/* hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;padding:calc(72px + var(--s4)) 0 clamp(112px,15vh,160px);overflow:hidden;background:var(--ink)}
.hero__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:58% 55%;opacity:0.34;filter:saturate(0.85)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--ink) 0%,rgba(20,22,25,0.86) 42%,rgba(20,22,25,0.5) 100%),linear-gradient(to top,var(--ink) 3%,transparent 50%)}
.hero>.wrap{position:relative;z-index:2;width:100%}
.hero h1{max-width:14ch;margin:var(--s3) 0 var(--s4)}
.hero__cta{display:flex;flex-wrap:wrap;gap:var(--s2);margin-top:var(--s5)}
.hero__ticker{position:absolute;left:0;right:0;bottom:0;z-index:2;border-top:1px solid var(--edge);background:rgba(20,22,25,0.6);backdrop-filter:blur(4px)}
.hero__ticker .wrap{display:flex;flex-wrap:wrap;align-items:center;gap:var(--s3) var(--s4);padding-block:16px;font-family:var(--mono);font-size:0.6875rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--offwhite-dim)}
.hero__ticker strong{font-weight:400;color:var(--terra)}
.hero__ticker span{display:flex;align-items:center;gap:10px}
.hero__ticker em{width:5px;height:5px;background:var(--terra);font-style:normal;flex:none}
.hero__ticker em.steel{background:var(--steel)}

/* full-bleed media */
.band{position:relative;height:min(52vh,460px);overflow:hidden;border-block:1px solid var(--hair)}
.band img{width:100%;height:100%;object-fit:cover}
.band__cap{position:absolute;left:0;right:0;bottom:0;padding:var(--s4) var(--pad) var(--s3);font-family:var(--mono);font-size:0.6875rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--offwhite-dim);background:linear-gradient(to top,rgba(20,22,25,0.92),transparent)}
.diptych{display:grid;grid-template-columns:1fr 1fr;gap:clamp(16px,2vw,28px);margin-block:clamp(56px,8vw,104px)}
.flip{perspective:1500px}
.flip__in{position:relative;height:min(36vh,320px);transform-style:preserve-3d;transition:transform .8s cubic-bezier(.2,.75,.2,1)}
.flip:hover .flip__in,.flip:focus-within .flip__in{transform:rotateY(180deg)}
.flip__face{position:absolute;inset:0;backface-visibility:hidden;border:1px solid var(--edge);background:var(--ink);overflow:hidden}
.flip__face img{width:100%;height:100%;object-fit:cover}
.flip__cap{position:absolute;left:0;right:0;bottom:0;padding:var(--s5) var(--s3) var(--s3);display:flex;align-items:center;gap:12px;font-family:var(--mono);font-size:0.75rem;letter-spacing:0.2em;text-transform:uppercase;color:var(--offwhite);background:linear-gradient(to top,rgba(20,22,25,0.94),transparent)}
.flip__back{transform:rotateY(180deg);display:flex;flex-direction:column;justify-content:center;gap:var(--s2);padding:clamp(22px,3vw,40px);border-color:var(--hair);background:#1E2126}
.flip__back--steel{border-color:rgba(122,173,189,0.35)}
.flip__back h3{font-size:1.1875rem}
.flip__back p{font-size:0.9375rem;line-height:1.55;color:var(--offwhite-dim);max-width:none}
.key{width:9px;height:9px;flex:none}
.key--terra{background:var(--terra)}
.key--steel{background:var(--steel)}

/* frames */
.plinth{background:var(--lift);border:1px solid var(--edge);padding:var(--s2)}
.on-lift .plinth{background:var(--ink)}
.frame{background:var(--lift);border:1px solid var(--edge)}
.cap{font-family:var(--mono);font-size:0.6875rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--offwhite-dim);margin-top:var(--s2)}
image-slot{display:block;width:100%;height:100%;--is-bg:#22252a}

/* §2 comparison */
.compare-caption{font-style:italic;color:var(--offwhite-dim);margin:clamp(48px,7vw,96px) 0 var(--s3);font-size:1.125rem}
.cmp{border:1px solid var(--edge);background:linear-gradient(180deg,#20242A 0%,#191C21 42%);box-shadow:inset 0 1px 0 rgba(237,234,228,0.05)}
.cmp__head{display:grid;grid-template-columns:1fr minmax(180px,0.66fr) 1fr;align-items:center;border-bottom:1px solid var(--edge)}
.cmp__day{padding:clamp(20px,2.6vw,32px) clamp(20px,2.6vw,36px);text-align:right}
.cmp__day--b{text-align:left}
.cmp__day b{display:block;font-family:var(--mono);font-size:clamp(0.9375rem,1.4vw,1.125rem);font-weight:400;letter-spacing:0.26em;text-transform:uppercase;color:var(--offwhite)}
.cmp__day span{display:block;font-family:var(--mono);font-size:0.6875rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--offwhite-dim);margin-top:8px}
.cmp__focus{text-align:center;padding:clamp(16px,2vw,24px) var(--s2);border-inline:1px solid var(--hair);align-self:stretch;display:flex;flex-direction:column;justify-content:center;gap:8px;background:rgba(200,122,90,0.05)}
.cmp__focus span{font-family:var(--mono);font-size:0.625rem;letter-spacing:0.2em;text-transform:uppercase;color:var(--offwhite-dim)}
.cmp__focus em{font-style:normal;font-family:var(--mono);font-size:0.8125rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--terra)}
.cmp__rows{display:grid}
.cmp__row{display:grid;grid-template-columns:1fr minmax(180px,0.66fr) 1fr;align-items:center;border-bottom:1px solid var(--edge)}
.cmp__row:last-child{border-bottom:0}
.cmp__k{display:flex;align-items:center;justify-content:center;gap:10px;padding:clamp(14px,1.6vw,20px) var(--s2);font-family:var(--mono);font-size:0.6875rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--offwhite-dim);text-align:center;border-inline:1px solid var(--hair);align-self:stretch;background:rgba(200,122,90,0.05)}
.cmp__v{padding:clamp(14px,1.6vw,20px) clamp(20px,2.6vw,36px);font-size:clamp(0.9375rem,1.2vw,1.0625rem);color:var(--offwhite);text-align:right;display:flex;align-items:center;justify-content:flex-end;gap:14px}
.cmp__v--b{text-align:left;justify-content:flex-start;color:var(--offwhite)}
.cmp__row--meter b{font-family:var(--mono);font-weight:400;font-size:0.9375rem}
.meter{display:flex;gap:3px}
.meter--a{flex-direction:row-reverse}
.meter i{width:5px;height:14px;background:rgba(237,234,228,0.12);display:block}
.meter i.on{background:var(--terra)}
.cmp__out{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--hair)}
.cmp__card{padding:clamp(24px,3vw,40px);border-right:1px solid var(--edge);position:relative}
.cmp__card::before{content:"";position:absolute;left:0;top:-1px;width:44%;height:1px;background:var(--terra)}
.cmp__card--b{border-right:0}
.cmp__card--b::before{background:var(--steel)}
.cmp__label{font-family:var(--mono);font-size:0.6875rem;letter-spacing:0.2em;text-transform:uppercase;color:var(--offwhite-dim);margin-bottom:var(--s3)}
.cmp__card h3{font-size:clamp(1.25rem,1.8vw,1.5rem);line-height:1.15;margin-bottom:var(--s2)}
.cmp__card p{color:var(--offwhite-dim);font-size:1rem}
.cmp__routed{margin-top:var(--s3);padding-top:var(--s3);border-top:1px solid var(--edge);font-family:var(--mono);font-size:0.6875rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--terra)}
.cmp__routed--steel{color:var(--steel)}
/* §3 columns */
.systems{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);margin-top:clamp(48px,6vw,80px);border-top:1px solid var(--hair);padding-top:var(--s4)}
.systems h3{display:flex;align-items:center;gap:12px;margin-bottom:var(--s2)}
.systems p{color:var(--offwhite-dim)}

/* §4 steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);margin-top:clamp(48px,6vw,80px);border-top:1px solid var(--hair)}
.step{padding:var(--s4) var(--s3) 0 var(--s3);border-left:1px solid var(--hair)}
.step:first-child{border-left:0;padding-left:0}
.step__n{font-family:var(--mono);font-size:2rem;letter-spacing:0.02em;color:var(--terra);display:block;margin-bottom:var(--s3);line-height:1}
.step h3{font-size:1.1875rem;margin-bottom:var(--s2)}
.step p{color:var(--offwhite-dim);font-size:0.9375rem}

/* two-up */
.twoup{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,88px);align-items:center}
.twoup--flip .twoup__media{order:2}
.shot{height:min(62vh,600px)}
.shot--wide{height:min(46vh,420px)}

/* guardrails */
.guards{margin-top:clamp(48px,6vw,80px);border-top:1px solid var(--hair)}
.guard{display:grid;grid-template-columns:56px minmax(180px,0.32fr) minmax(0,1fr);gap:var(--s3) var(--s4);padding-block:var(--s4);border-bottom:1px solid var(--hair);align-items:baseline}
.guard__n{font-family:var(--mono);font-size:0.8125rem;letter-spacing:0.12em;color:var(--terra)}
.guard__label{font-family:var(--mono);font-size:0.875rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--offwhite)}
.guard p{color:var(--offwhite-dim)}

/* coach sub-block */
.subblock{margin-top:clamp(56px,8vw,110px);padding:clamp(24px,4vw,56px);background:var(--graphite);border:1px solid var(--hair)}
.subblock__intro{display:grid;gap:var(--s3);max-width:820px}
.subblock__intro h3{font-size:1.625rem}
.subblock p{color:var(--offwhite-dim);font-size:1rem}
.coach-cta{font-family:var(--mono);font-size:0.8125rem;letter-spacing:0.18em;text-transform:uppercase;display:inline-block;margin-top:var(--s3);border-bottom:1px solid var(--hair);padding-bottom:6px}

/* who */
.who{margin-top:clamp(48px,6vw,80px);border-top:1px solid var(--hair)}
.who__item{display:grid;grid-template-columns:minmax(240px,0.4fr) minmax(0,1fr);gap:var(--s4);padding-block:var(--s3);border-bottom:1px solid var(--edge)}
.who__item h3{font-size:1.125rem}
.who__item p{color:var(--offwhite-dim);font-size:1rem}
.tennis{margin-top:clamp(48px,6vw,80px);display:grid;grid-template-columns:1fr 0.9fr;gap:clamp(24px,4vw,56px);align-items:center;border:1px solid var(--hair);padding:clamp(20px,3vw,40px);background:#1E2126}
.tennis p{color:var(--offwhite-dim);font-size:1rem}
.tennis__img{height:320px;overflow:hidden;border:1px solid var(--edge)}
.tennis__img img{width:100%;height:100%;object-fit:cover}

/* contact */
.contact-sec{position:relative;overflow:hidden;background:var(--ink);border-top:1px solid var(--hair)}
.contact-sec__bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 60%}
.contact-sec>.wrap{position:relative;z-index:2}
.contact{display:grid;grid-template-columns:0.85fr 1.15fr;gap:clamp(32px,6vw,88px)}
form{display:grid;gap:var(--s3)}
label{font-family:var(--mono);font-size:0.6875rem;letter-spacing:0.18em;text-transform:uppercase;color:var(--offwhite-dim);display:block;margin-bottom:var(--s1)}
input[type=text],input[type=email],select,textarea{width:100%;background:rgba(42,45,51,0.9);border:1px solid rgba(237,234,228,0.15);color:var(--offwhite);font-family:var(--sans);font-size:1rem;padding:15px 16px}
select{appearance:none}
textarea{min-height:150px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--terra)}
.consent{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:start}
.consent input{width:16px;height:16px;margin-top:5px;accent-color:var(--terra)}
form .btn{justify-self:start}

/* footer */
.site-foot{border-top:1px solid var(--hair);padding-block:var(--s4);background:var(--ink)}
.site-foot .wrap{display:flex;flex-wrap:wrap;gap:var(--s2) var(--s4);font-family:var(--mono);font-size:0.6875rem;letter-spacing:0.16em;text-transform:uppercase;color:var(--offwhite-dim)}
.site-foot a{color:var(--offwhite-dim)}
.site-foot a:hover{color:var(--offwhite)}

/* legal */
.legal{padding-block:clamp(120px,14vw,180px) var(--s6)}
.legal h1{font-size:clamp(2rem,4vw,3rem);margin-bottom:var(--s4)}
.legal h2{font-size:1.25rem;margin-top:var(--s5);margin-bottom:var(--s2);max-width:none}
.legal p,.legal li{color:var(--offwhite-dim);font-size:1rem}
.legal ul{padding-left:1.1em;margin:0}
.note{font-family:var(--mono);font-size:0.75rem;letter-spacing:0.12em;text-transform:uppercase;color:var(--terra)}

/* motion */
.rise{opacity:0;transform:translateY(18px);transition:opacity .8s ease,transform .8s ease}
.rise.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rise{opacity:1;transform:none;transition:none}.flip__in{transition:none}html{scroll-behavior:auto}}

@media (max-height:760px){.hero h1{font-size:clamp(2.25rem,5vw,3.4rem)}.hero .lede{font-size:1.0625rem}.hero__cta{margin-top:var(--s4)}}
@media (max-width:900px){
.head-nav .head-link{display:none}
.hero__bg{object-position:70% 45%}
.hero::after{background:linear-gradient(90deg,var(--ink) 0%,rgba(20,22,25,0.84) 45%,rgba(20,22,25,0.5) 100%),linear-gradient(to top,var(--ink) 6%,transparent 55%)}
.cmp__head,.cmp__row{grid-template-columns:1fr}
.cmp__day,.cmp__day--b,.cmp__v,.cmp__v--b{text-align:center;justify-content:center}
.cmp__focus{border-inline:0;border-block:1px solid var(--hair)}
.cmp__k{border-inline:0;border-block:1px solid var(--edge)}
.cmp__v--a{padding-bottom:6px}
.cmp__v--b{padding-top:6px}
.cmp__out{grid-template-columns:1fr}
.cmp__card{border-right:0;border-bottom:1px solid var(--edge)}
.diptych{grid-template-columns:1fr}
.flip__in{height:46vh}
.systems,.steps,.twoup,.subblock__intro,.contact,.tennis{grid-template-columns:1fr;gap:var(--s4)}
.step{border-left:0;border-top:1px solid var(--hair);padding:var(--s3) 0 var(--s4)}
.step:first-child{border-top:0}
.guard{grid-template-columns:32px 1fr;gap:var(--s2) var(--s3)}
.guard p{grid-column:2}
.who__item{grid-template-columns:1fr;gap:var(--s2)}
.shot{height:auto;aspect-ratio:4/3}
.twoup>div:first-child{order:2}
.tennis__img{height:240px}
}
@media (max-width:600px){
.hero__ticker .wrap{gap:10px var(--s3)}
.hero__ticker span:nth-child(n+5){display:none}
.kicker{gap:10px;letter-spacing:0.14em}
.kicker i{width:20px}
}