/* Kulman Ziman sample sites, v3: minimal, editorial, with one big logo moment at the top.
   Each page sets tokens in :root: --bg --bg2 --fg --mut --line --acc --on-acc --panel --panel2 --glass --display --body --mono --hw */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
html,body{overflow-x:clip;max-width:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.65 var(--body);-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{font-family:var(--display);margin:0;font-weight:var(--hw,500);letter-spacing:-.035em;line-height:1.02;text-wrap:balance}
h1{font-size:clamp(2.6rem,6.6vw,5.8rem);letter-spacing:-.05em;line-height:.96}
h2{font-size:clamp(2rem,4.4vw,3.6rem)}
h3{font-size:1.15rem;letter-spacing:-.015em;line-height:1.25}
h1 em,h2 em{font-style:normal;color:var(--acc)}
p{margin:0}
::selection{background:var(--acc);color:var(--on-acc)}
:focus-visible{outline:2px solid var(--acc);outline-offset:3px;border-radius:6px}
.wrap{width:min(1180px,100%);margin-inline:auto;padding-inline:max(22px,env(safe-area-inset-left))}
.k{display:inline-flex;align-items:center;gap:10px;font:500 12px/1 var(--mono);letter-spacing:.2em;text-transform:uppercase;color:var(--mut)}
.k::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--acc)}
.lede{color:var(--mut);font-size:clamp(1.02rem,1.35vw,1.15rem);max-width:50ch}
.mut{color:var(--mut)}
.fine{color:var(--mut);font-size:.8rem}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:50px;padding:0 24px;border:0;border-radius:999px;cursor:pointer;white-space:nowrap;
  font:600 15px/1 var(--body);text-decoration:none;background:var(--acc);color:var(--on-acc);transition:transform .3s cubic-bezier(.2,.8,.2,1),opacity .3s}
.btn:hover{transform:translateY(-2px)}
.btn.ghost{background:transparent;color:var(--fg);box-shadow:inset 0 0 0 1px var(--line)}
.btn.ghost:hover{box-shadow:inset 0 0 0 1px var(--fg)}
.btn.sm{height:40px;padding:0 16px;font-size:14px}
.actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}

/* nav */
.nav{position:sticky;top:0;z-index:30;height:var(--navh,68px);transition:background .4s,box-shadow .4s}
.stuck .nav{background:color-mix(in srgb,var(--bg) 86%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:18px;height:100%}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font:600 17px/1 var(--display);letter-spacing:-.01em;white-space:nowrap}
.brand svg{width:26px;height:26px}
.links{display:flex;gap:2px;list-style:none;margin:0;padding:0}
.links a{display:block;padding:8px 13px;border-radius:99px;font-size:.9rem;color:var(--mut);text-decoration:none;transition:color .2s}
.links a:hover{color:var(--fg)}
.burger{display:none;width:42px;height:42px;border:0;border-radius:12px;background:transparent;box-shadow:inset 0 0 0 1px var(--line);cursor:pointer;color:var(--fg)}
.burger span{display:block;width:16px;height:1.5px;margin:4px auto;background:currentColor;transition:transform .3s}
.menu-open .burger span:first-child{transform:translateY(2.75px) rotate(45deg)}
.menu-open .burger span:last-child{transform:translateY(-2.75px) rotate(-45deg)}
.drawer{display:none}
@media (max-width:860px){
  .links,.nav .btn{display:none}
  .burger{display:block}
  .drawer{display:grid;position:fixed;inset:var(--navh,68px) 0 auto 0;z-index:29;padding:12px max(22px,env(safe-area-inset-left)) 26px;gap:2px;background:var(--bg);box-shadow:0 1px 0 var(--line),0 30px 50px -30px rgba(0,0,0,.4);
    transform:translateY(-8px);opacity:0;pointer-events:none;transition:transform .35s cubic-bezier(.2,.8,.2,1),opacity .25s}
  .drawer a{padding:14px 2px;font:500 1.2rem var(--display);text-decoration:none;border-bottom:1px solid var(--line)}
  .drawer .btn{margin-top:16px;justify-self:start}
  .menu-open .drawer{transform:none;opacity:1;pointer-events:auto}
}

/* ===== the stage: the logo is the opening moment ===== */
.stage{position:relative;height:300vh}
.pin{position:sticky;top:var(--navh,68px);height:calc(100vh - var(--navh,68px));height:calc(100svh - var(--navh,68px));overflow:hidden;display:grid;place-items:center;isolation:isolate}
.mark{position:absolute;inset:0;display:grid;place-items:center;pointer-events:none;perspective:1400px}
.mark > *{grid-area:1/1}
.copy{position:relative;z-index:3;display:grid;gap:22px;justify-items:center;text-align:center;width:min(860px,100%);padding-inline:22px;
  opacity:var(--c,0);transform:translateY(calc((1 - var(--c,0)) * 36px));pointer-events:none}
.copy.live{pointer-events:auto}
.copy .lede{margin-inline:auto}
.copy .actions{justify-content:center}
.cue{position:absolute;left:50%;bottom:clamp(20px,4vh,36px);transform:translateX(-50%);display:grid;justify-items:center;gap:10px;font:500 11px var(--mono);letter-spacing:.24em;text-transform:uppercase;color:var(--mut);
  opacity:calc(var(--i,1) - var(--p,0) * 14);pointer-events:none}
.cue i{width:1px;height:40px;background:linear-gradient(var(--fg),transparent);transform-origin:top;animation:cue 1.9s cubic-bezier(.2,.8,.2,1) infinite}
@keyframes cue{0%{transform:scaleY(0)}60%{transform:scaleY(1);opacity:1}100%{opacity:0}}
.wordmark{position:absolute;left:0;right:0;bottom:clamp(76px,13vh,130px);text-align:center;font:600 clamp(.9rem,1.6vw,1.2rem)/1 var(--display);letter-spacing:.42em;padding-left:.42em;text-transform:uppercase;
  opacity:calc(var(--i,1) - var(--a,0) * 1.6);pointer-events:none}
@media (max-width:720px){.stage{height:250vh}}
.no-stage .stage{height:auto}
.no-stage .pin{position:relative;height:auto;padding-block:40px 80px;display:grid;gap:30px}
.no-stage .mark{position:relative;height:min(60vw,420px)}
.no-stage .copy{opacity:1;transform:none;pointer-events:auto}
.no-stage .cue,.no-stage .wordmark{display:none}

/* sample notice: a quiet badge instead of a bar */
.badge{position:fixed;left:14px;bottom:14px;z-index:40;display:flex;align-items:center;gap:10px;padding:8px 8px 8px 14px;border-radius:99px;font:500 12px/1 var(--body);
  background:color-mix(in srgb,var(--bg) 82%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);box-shadow:inset 0 0 0 1px var(--line);color:var(--mut)}
.badge a{padding:7px 12px;border-radius:99px;background:var(--fg);color:var(--bg);text-decoration:none;font-weight:600}

/* sections */
.sec{padding-block:clamp(90px,12vw,170px);position:relative}
.sec + .sec{border-top:1px solid var(--line)}
.head{display:grid;gap:16px;max-width:760px;margin-bottom:clamp(40px,5vw,64px)}
.head.center{text-align:center;justify-items:center;margin-inline:auto}
.statement{font:var(--hw,500) clamp(1.8rem,3.6vw,3rem)/1.18 var(--display);letter-spacing:-.035em;max-width:24ch}
.statement span{color:var(--mut)}
.feats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(24px,4vw,56px)}
@media (max-width:860px){.feats{grid-template-columns:1fr}}
.feat{display:grid;gap:12px;padding-top:22px;border-top:1px solid var(--line)}
.feat .n{font:500 12px var(--mono);color:var(--acc);letter-spacing:.1em}
.feat p{color:var(--mut)}
.tiers{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line)}
@media (max-width:860px){.tiers{grid-template-columns:1fr}}
.tier{display:flex;flex-direction:column;gap:16px;padding:30px 26px 34px;border-bottom:1px solid var(--line)}
.tier + .tier{border-left:1px solid var(--line)}
@media (max-width:860px){.tier + .tier{border-left:0}}
.tier .price{font:var(--hw,500) clamp(2.4rem,4vw,3.2rem)/1 var(--display);letter-spacing:-.05em}
.tier .price small{font:500 .9rem var(--body);color:var(--mut);letter-spacing:0}
.tier ul{list-style:none;margin:0;padding:0;display:grid;gap:9px;color:var(--mut);font-size:.94rem;flex:1}
.tier li::before{content:"— ";color:var(--acc)}
.tier.best{background:linear-gradient(180deg,color-mix(in srgb,var(--acc) 9%,transparent),transparent)}
.tier .btn{align-self:flex-start}
.quote{font:var(--hw,500) clamp(1.6rem,3.2vw,2.6rem)/1.22 var(--display);letter-spacing:-.03em;max-width:26ch;margin:0}
.who{display:flex;align-items:center;gap:12px;margin-top:26px;color:var(--mut);font-size:.92rem}
.who b{color:var(--fg);font-weight:600}
.cta{display:grid;gap:22px;justify-items:center;text-align:center}
.cta h2{max-width:14ch;font-size:clamp(2.4rem,6vw,5rem)}
.foot{padding-block:44px 90px;border-top:1px solid var(--line);color:var(--mut);font-size:.88rem}
.foot .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center}
.foot nav{display:flex;flex-wrap:wrap;gap:18px}
.foot a{text-decoration:none}
.foot a:hover{color:var(--fg)}
.toast{position:fixed;left:50%;bottom:calc(22px + env(safe-area-inset-bottom,0px));z-index:70;transform:translate(-50%,20px);opacity:0;pointer-events:none;padding:12px 18px;border-radius:12px;background:var(--fg);color:var(--bg);font-weight:600;font-size:.9rem;transition:opacity .3s,transform .4s cubic-bezier(.2,.8,.2,1)}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* reveal */
.js .rv{opacity:0;transform:translateY(22px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform 1s cubic-bezier(.2,.8,.2,1);transition-delay:var(--d,0s)}
.js .rv.in{opacity:1;transform:none}

/* ===== labs (the interactive section on each sample) ===== */
.card{position:relative;padding:clamp(22px,2.6vw,30px);border-radius:22px;background:var(--panel);box-shadow:inset 0 0 0 1px var(--line)}
.row-ui{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 14px;border-radius:12px;background:color-mix(in srgb,var(--fg) 5%,transparent);font-size:.9rem}
.lab{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:16px;align-items:stretch}
@media (max-width:960px){.lab{grid-template-columns:1fr}}
.lab .card{display:grid;gap:18px;align-content:start}
.lab-label{font:500 11px var(--mono);letter-spacing:.16em;text-transform:uppercase;color:var(--mut)}
.seg{display:flex;flex-wrap:wrap;gap:6px}
.seg button{border:0;cursor:pointer;padding:9px 14px;border-radius:99px;font:500 14px var(--body);color:var(--fg);background:transparent;box-shadow:inset 0 0 0 1px var(--line);transition:background .25s,color .25s,box-shadow .25s}
.seg button:hover{box-shadow:inset 0 0 0 1px var(--fg)}
.seg button[aria-pressed=true]{background:var(--fg);color:var(--bg);box-shadow:none}
.range{display:grid;gap:8px}
.range input{width:100%;accent-color:var(--acc)}
.range b{font:600 1.3rem var(--display);color:var(--fg)}
.lab-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;border-radius:14px;overflow:hidden;background:var(--line)}
.lab-stats div{padding:14px;background:var(--panel)}
.lab-stats b{display:block;font:600 1.5rem/1 var(--display);letter-spacing:-.03em;color:var(--fg);font-variant-numeric:tabular-nums}
.lab-stats span{font-size:.76rem;color:var(--mut)}
@keyframes pop{0%{transform:scale(.9);opacity:0}100%{transform:none;opacity:1}}
.pop{animation:pop .5s cubic-bezier(.2,.8,.2,1) both}

@media (prefers-reduced-motion:reduce){.js .rv{opacity:1;transform:none;transition:none}.cue i,.pop{animation:none}}