/* Match the main site's typography (local fonts only, no network requests). */
@font-face{font-family:LocalSans;src:local("Avenir Next"),local("Avenir"),local("Helvetica Neue");font-display:swap}
@font-face{font-family:LocalSerif;src:local("Iowan Old Style"),local("Palatino"),local("Georgia");font-display:swap}
:root{
  --butter:#f4ddb7;--cream:#fffaf0;--tomato:#b94937;--plum:#392d4d;--teal:#176d65;
  --ink:#231f20;--faint:#8b7f72;--line:rgba(35,31,32,.28);
  --sans:LocalSans,"Helvetica Neue",Arial,sans-serif;--serif:LocalSerif,Georgia,serif;
}
*{box-sizing:border-box}
html{background:var(--cream);scroll-behavior:smooth}
body,html{overflow-x:hidden}
body{margin:0;background:var(--cream);color:var(--ink);font:16px/1.5 var(--sans);-webkit-font-smoothing:antialiased}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:3px solid #1b79ff;outline-offset:3px}
[hidden]{display:none!important}

/* ---- head ---- */
.lab-head{padding:clamp(30px,6vw,64px) clamp(18px,5vw,64px) clamp(24px,4vw,40px);background:var(--butter);border-bottom:1px solid var(--ink)}
.lab-head>*{max-width:1080px;margin-left:auto;margin-right:auto}
.lab-kicker{margin:0 0 18px;font-size:10px;font-weight:850;letter-spacing:.18em}
.lab-head h1{margin:0 0 18px;font:500 clamp(40px,8vw,74px)/.92 var(--serif);letter-spacing:-.05em}
.lab-intro{max-width:600px;margin:0;font-size:clamp(15px,1.6vw,17px);line-height:1.55}
.lab-intro em{font-family:var(--serif)}
.lab-progress{position:sticky;top:0;z-index:5;display:block;width:100%;max-width:1080px;margin:26px auto 0;padding:11px 16px;border-radius:2px;background:var(--ink);color:var(--cream);font-size:11px;font-weight:850;letter-spacing:.14em}

.lab-main{max-width:1080px;margin:0 auto;padding:0 clamp(14px,5vw,64px)}

/* ---- question ---- */
.q{padding:clamp(38px,7vw,72px) 0;border-bottom:1px solid var(--line)}
.q.is-done{opacity:.55}
.q-head{max-width:640px;margin-bottom:clamp(22px,3vw,34px)}
.q-n{display:inline-block;margin-bottom:12px;padding:4px 9px;border:1px solid var(--ink);font-size:10px;font-weight:850;letter-spacing:.14em}
.q-head h2{margin:0 0 8px;font:500 clamp(28px,4.4vw,46px)/1.02 var(--serif);letter-spacing:-.04em}
.q-head p{margin:0;font-size:15px;color:#5f574e}

.q-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:16px}
.q-grid-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}

/* ---- option card ---- */
.opt{display:flex;flex-direction:column;border:1px solid var(--ink);background:var(--cream);transition:box-shadow .18s ease,transform .18s ease}
.opt.is-picked{box-shadow:7px 7px 0 var(--tomato);transform:translate(-2px,-2px)}
.opt-tag{margin:0;padding:13px 15px;border-bottom:1px solid var(--line);font-size:10px;font-weight:850;letter-spacing:.13em}
.opt-tag span{display:block;margin-top:4px;font-weight:650;letter-spacing:.04em;text-transform:none;color:var(--faint)}
.stage{position:relative;height:190px;padding:16px;overflow:hidden;background:var(--butter);border-bottom:1px solid var(--line)}
.stage-tall{height:250px}
.opt-foot{display:flex;gap:9px;padding:12px 13px}
.replay{flex:none;padding:9px 13px;border:1px solid var(--line);background:transparent;font-size:11px;font-weight:800;letter-spacing:.1em}
.replay:hover{border-color:var(--ink)}
.pick{flex:1;min-height:44px;padding:0 14px;border:1px solid var(--ink);background:var(--cream);font-size:12px;font-weight:850;letter-spacing:.11em;box-shadow:4px 4px 0 var(--ink);transition:transform .15s ease,box-shadow .15s ease,background .15s ease}
.pick:hover{transform:translate(2px,2px);box-shadow:1px 1px 0 var(--ink)}
.opt.is-picked .pick{background:var(--tomato);color:var(--cream);border-color:var(--ink)}
.neither{margin-top:16px;padding:11px 16px;min-height:44px;border:1px dashed var(--line);background:transparent;font-size:12px;font-weight:750;color:var(--faint)}
.neither:hover{border-color:var(--ink);color:var(--ink)}
.neither.is-picked{border:1px solid var(--ink);border-style:solid;background:var(--ink);color:var(--cream)}

/* ================= 01 ARRIVAL ================= */
.demo-arrival{display:flex;flex-direction:column;gap:11px;height:100%;justify-content:center}
.demo-arrival .bar{height:13px;background:var(--ink);border-radius:2px}
.demo-arrival .b1{width:78%}.demo-arrival .b2{width:56%}.demo-arrival .b3{width:66%}
.demo-arrival .blk{height:46px;background:var(--tomato)}

.demo-soft.run>*{opacity:0;transform:translateY(20px);animation:softIn .82s cubic-bezier(.16,1,.3,1) forwards}
.demo-soft.run>*:nth-child(2){animation-delay:.1s}
.demo-soft.run>*:nth-child(3){animation-delay:.2s}
.demo-soft.run>*:nth-child(4){animation-delay:.3s}
@keyframes softIn{to{opacity:1;transform:translateY(0)}}

.demo-wipe.run>*{clip-path:inset(0 100% 0 0);animation:wipeIn .58s cubic-bezier(.76,0,.24,1) forwards}
.demo-wipe.run>*:nth-child(2){animation-delay:.09s}
.demo-wipe.run>*:nth-child(3){animation-delay:.18s}
.demo-wipe.run>*:nth-child(4){animation-delay:.27s}
@keyframes wipeIn{to{clip-path:inset(0 0 0 0)}}

.demo-snap>*{opacity:1}

/* ================= 02 AI PRESENCE ================= */
/* A: stream */
.demo-stream{display:flex;flex-direction:column;justify-content:center;height:100%}
.stream-label{margin:0 0 12px;font-size:9px;font-weight:850;letter-spacing:.16em;color:var(--tomato)}
.stream-out{margin:0;font:500 clamp(19px,2.4vw,25px)/1.28 var(--serif);letter-spacing:-.02em;min-height:3.4em}
.stream-out::after{content:"";display:inline-block;width:9px;height:1.05em;margin-left:3px;background:var(--tomato);vertical-align:-3px;animation:caret 1s steps(1) infinite}
.stream-out.done::after{display:none}
@keyframes caret{50%{opacity:0}}

/* B: ticker */
.demo-ticker{height:100%;display:flex;flex-direction:column}
.tick-label{display:flex;align-items:center;gap:7px;margin:0 0 11px;font-size:9px;font-weight:850;letter-spacing:.16em}
.tick-label i{width:7px;height:7px;border-radius:50%;background:var(--teal);animation:blip 1.4s ease-in-out infinite}
@keyframes blip{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.75)}}
.demo-ticker ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:7px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px}
.demo-ticker li{display:flex;gap:8px;padding:6px 8px;background:var(--cream);border-left:2px solid var(--teal);animation:tickIn .4s cubic-bezier(.16,1,.3,1) backwards}
.demo-ticker li b{color:var(--faint);font-weight:600}
@keyframes tickIn{from{opacity:0;transform:translateX(-9px)}}

/* C: margin notes */
.demo-margin{position:relative;height:100%;display:flex;align-items:center}
.demo-margin>p{margin:0;max-width:60%;font:500 17px/1.4 var(--serif)}
.demo-margin .note{position:absolute;right:4px;max-width:44%;padding:6px 9px;background:var(--plum);color:var(--cream);font-size:10px;font-weight:750;letter-spacing:.04em;opacity:0}
.demo-margin .n1{top:16%}
.demo-margin .n2{top:62%}
.demo-margin .note i{position:absolute;left:-26px;top:50%;width:24px;height:1px;background:var(--plum)}
.demo-margin.run .n1{animation:noteIn .5s ease .35s forwards}
.demo-margin.run .n2{animation:noteIn .5s ease .95s forwards}
@keyframes noteIn{from{opacity:0;transform:translateX(12px)}to{opacity:1;transform:translateX(0)}}

/* D: diff */
.demo-diff{display:flex;flex-direction:column;justify-content:center;height:100%;gap:9px}
.diff-label{margin:0 0 3px;font-size:9px;font-weight:850;letter-spacing:.16em;color:var(--faint)}
.diff-line{position:relative;margin:0;padding:9px 11px 9px 26px;font-size:14px;line-height:1.35;border-radius:2px}
.diff-line::before{position:absolute;left:9px;font-family:ui-monospace,Menlo,monospace;font-weight:800}
.diff-line.del{background:rgba(185,73,55,.14);color:#7d3225}
.diff-line.del::before{content:"−"}
.diff-line.add{background:rgba(23,109,101,.14);color:#0f4b45}
.diff-line.add::before{content:"+"}
.demo-diff.run .del{animation:strike .5s ease .5s forwards}
.demo-diff.run .add{opacity:0;animation:addIn .5s cubic-bezier(.16,1,.3,1) 1s forwards}
@keyframes strike{to{opacity:.42;text-decoration:line-through}}
@keyframes addIn{from{opacity:0;transform:translateY(9px)}to{opacity:1;transform:translateY(0)}}

/* ================= 03 HERO ================= */
.demo-hero{height:100%;display:flex;flex-direction:column;justify-content:center}
.demo-hero .hk{margin:0 0 9px;font-size:9px;font-weight:850;letter-spacing:.16em}
.demo-hero h3{margin:0 0 12px;font:500 clamp(34px,5.5vw,50px)/.82 var(--serif);letter-spacing:-.06em}
.demo-hero .hs{margin:0;font-size:14px;line-height:1.4;font-weight:650}
.demo-hero .hs em{font-family:var(--serif);font-weight:500;color:var(--tomato);font-style:italic}
.demo-hero-alive h3 span{display:inline-block}
.demo-hero-alive.run h3 span{opacity:0;transform:translateY(14px);animation:letterIn .6s cubic-bezier(.16,1,.3,1) forwards}
@keyframes letterIn{to{opacity:1;transform:translateY(0)}}
.demo-hero-alive [data-cycle]{display:inline-block;min-width:5.4em;color:var(--tomato);font-family:var(--serif);font-style:italic}

/* ================= 04 FEEL ================= */
.demo-feel{height:100%;display:flex;flex-direction:column;justify-content:center;gap:14px}
.demo-feel input[type=range]{width:100%;min-height:34px;accent-color:var(--tomato)}
.feel-bar{height:34px;border:1px solid var(--ink);background:var(--cream);overflow:hidden}
.feel-bar span{display:block;height:100%;width:35%;background:var(--plum)}
[data-feelbar=spring]{transition:width .62s cubic-bezier(.34,1.56,.64,1)}
.feel-num{margin:0;font:500 26px var(--serif);letter-spacing:-.03em}

/* ================= 05 AMBIENT ================= */
.demo-amb{position:relative;height:100%;display:grid;place-items:center;overflow:hidden;background:var(--cream)}
.demo-amb b{position:relative;z-index:2;font:500 30px var(--serif);letter-spacing:-.05em}
.amb-drift i{position:absolute;border:1.5px solid var(--tomato);border-radius:47% 53% 44% 56%;opacity:.5}
.amb-drift i:nth-child(1){inset:14% 22%;animation:drift 13s ease-in-out infinite}
.amb-drift i:nth-child(2){inset:24% 32%;animation:drift 17s ease-in-out infinite reverse}
.amb-drift i:nth-child(3){inset:34% 40%;animation:drift 21s ease-in-out infinite}
@keyframes drift{0%,100%{transform:rotate(0) translate(0,0)}33%{transform:rotate(9deg) translate(7px,-6px)}66%{transform:rotate(-7deg) translate(-6px,5px)}}
.amb-pulse i{position:absolute;top:50%;left:50%;width:44px;height:44px;margin:-22px 0 0 -22px;border:1.5px solid var(--teal);border-radius:50%;animation:ping 3s ease-out infinite}
.amb-pulse i:nth-child(2){animation-delay:1.5s}
@keyframes ping{0%{transform:scale(.6);opacity:.85}100%{transform:scale(4.6);opacity:0}}

/* ================= RESULT ================= */
.result{padding:clamp(38px,7vw,72px) 0 clamp(48px,8vw,90px)}
.result h2{margin:0 0 20px;font:500 clamp(32px,5vw,52px)/1 var(--serif);letter-spacing:-.05em}
.result-list{margin:0 0 20px;padding-left:20px;font-size:15px;line-height:1.9}
.result-list b{font-weight:850}
.result-hint{margin:0 0 12px;font:italic 15px var(--serif);color:#5f574e}
.result-box{width:100%;padding:14px;border:1px solid var(--ink);background:var(--butter);font:13px/1.55 ui-monospace,Menlo,monospace;resize:vertical}
.result-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-top:12px}
.copy,.reset{min-height:46px;padding:0 20px;font-size:12px;font-weight:850;letter-spacing:.11em}
.copy{border:1px solid var(--ink);background:var(--cream);box-shadow:5px 5px 0 var(--ink)}
.copy:hover{transform:translate(2px,2px);box-shadow:2px 2px 0 var(--ink)}
.reset{border:1px solid var(--line);background:transparent;color:#5f574e}
.reset:hover{border-color:var(--ink);color:var(--ink)}
.result-free{margin:26px 0 0}
.result-free label{display:block;margin-bottom:8px;font-size:13px;font-weight:750}
.result-free textarea{width:100%;padding:12px;border:1px solid var(--line);background:var(--cream);font:15px/1.5 var(--sans);resize:vertical}

.lab-foot{display:flex;justify-content:space-between;gap:14px;max-width:1080px;margin:0 auto;padding:22px clamp(18px,5vw,64px);color:var(--cream);font-size:10px;font-weight:750;letter-spacing:.1em}
.lab-foot-wrap{background:var(--ink)}
.lab-foot a{color:inherit}

@media(max-width:640px){
  .lab-progress{margin-left:0;margin-right:0}
  .stage{height:186px}
  .stage-tall{height:248px}
  .demo-hero h3{line-height:.94}
  .demo-diff{gap:7px}
  .diff-line{font-size:13px;padding:8px 10px 8px 24px}
  .demo-margin>p{max-width:100%;font-size:15px}
  .demo-margin .note{right:0;left:auto;max-width:52%;font-size:9px}
  .demo-margin .note i{display:none}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}