.kh{--kh-display:var(--wall-display),var(--font-display);--kh-g:16px;min-height:100dvh;background:var(--paper);color:var(--ink);display:flex;flex-direction:column}:where(.kh) :where(h1,h2,p,ol,dl,dd,figure){margin:0}:where(.kh) :where(ol){list-style:none;padding:0}.kh-bar{display:flex;justify-content:space-between;gap:12px;min-height:calc(52px + env(safe-area-inset-top, 0px));padding:env(safe-area-inset-top,0) var(--kh-g) 0;border-bottom:1px solid var(--line)}.kh-bar,.kh-mark{align-items:center}.kh-mark{display:inline-flex;gap:9px;font:500 .8rem/1 var(--font-mono);letter-spacing:.16em;text-transform:uppercase}.kh-dot{width:9px;height:9px;border-radius:50%;background:var(--accent)}.kh-bar-link{display:inline-flex;align-items:center;min-height:44px;font:500 .94rem/1 var(--font-body);color:var(--accent)}@media (hover:hover){.kh-bar-link:hover{text-decoration:underline;text-underline-offset:4px}}.kh-main{flex:1 1;width:100%;max-width:1120px;margin:0 auto}.kh-intro{padding:32px var(--kh-g) 28px}.kh-h1{font:400 clamp(2.5rem,11.5vw,4.4rem)/1.04 var(--kh-display);letter-spacing:-.03em;font-variation-settings:"opsz" 144;text-wrap:balance}.kh-lede{margin-top:18px;max-width:34em;font-size:1.06rem;line-height:1.55;color:var(--ink-soft)}.kh-demo{margin:0 var(--kh-g);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--paper)}.kh-demo-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;border-bottom:1px solid var(--line)}.kh-label{display:inline-flex;align-items:center;gap:8px;font:500 .69rem/1.2 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-soft)}.kh-faint{color:var(--ink-faint)}.kh-live{width:7px;height:7px;border-radius:50%;background:var(--moss)}.kh-cover{position:relative;aspect-ratio:16/10;background:var(--paper-deep);overflow:hidden}.kh-cover img{width:100%;height:100%;object-fit:cover}.kh-cover figcaption{position:absolute;left:10px;bottom:10px;display:inline-flex;align-items:baseline;gap:8px;max-width:calc(100% - 20px);padding:6px 10px;border-radius:var(--r-pill);background:var(--paper);color:var(--ink);font-size:.82rem;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.kh-day{font:500 .69rem/1.2 var(--font-mono);letter-spacing:.06em;text-transform:uppercase;color:var(--accent);white-space:nowrap}.kh-demo-body{padding:18px 14px 16px}.kh-wall-title{font:400 2.1rem/1.02 var(--kh-display);letter-spacing:-.025em;font-variation-settings:"opsz" 144}.kh-wall-dates{margin-top:6px;font:italic 400 1.1rem/1.3 var(--kh-display);color:var(--ink-soft)}.kh-facts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin-top:16px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.kh-facts>div{padding:12px 0 11px}.kh-facts>div+div{padding-left:10px;border-left:1px solid var(--line)}.kh-facts dd{display:flex;flex-direction:column;gap:3px}.kh-n{font:500 clamp(1rem,4.4vw,1.4rem)/1 var(--font-mono);font-feature-settings:"tnum";font-variant-numeric:tabular-nums;letter-spacing:-.03em;white-space:nowrap}.kh-w{font-size:.78rem;color:var(--ink-soft)}.kh-moments-label{margin-top:18px}.kh-moments{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:10px;gap:10px;margin-top:10px}.kh-moments li{display:flex;flex-direction:column;gap:3px;min-width:0}.kh-moments img{width:100%;height:auto;aspect-ratio:1;object-fit:cover;border-radius:var(--r-sm);background:var(--paper-deep);margin-bottom:5px}.kh-moment-t{font-size:.88rem;line-height:1.25;overflow-wrap:anywhere}.kh-how{padding:32px var(--kh-g) 8px}.kh-steps{margin-top:12px;border-top:1px solid var(--line)}.kh-steps li{display:grid;grid-template-columns:28px minmax(0,1fr);grid-gap:6px;gap:6px;padding:14px 0;border-bottom:1px solid var(--line)}.kh-i{font:500 .88rem/1.5 var(--font-mono);color:var(--accent)}.kh-steps b{display:block;font-weight:500}.kh-step-d{display:block;margin-top:2px;font-size:.94rem;line-height:1.45;color:var(--ink-soft)}.kh-join{margin:24px var(--kh-g) 0;padding:26px 0 8px;scroll-margin-top:16px}.kh-join-title{font:400 clamp(1.75rem,7.5vw,2.3rem)/1.05 var(--kh-display);letter-spacing:-.02em;text-wrap:balance}.kh-join-sub{margin-top:6px;font-size:.94rem;color:var(--ink-soft)}.kh-join-form{margin-top:16px}.kh-join-row{display:flex;gap:8px}.kh-input{flex:1 1;min-width:0;min-height:56px;padding:0 14px;border:1px solid var(--ink);border-radius:12px;background:#fff;color:var(--ink);font:500 1.06rem/1 var(--font-mono);letter-spacing:.02em;outline:none;transition:border-color var(--fast) var(--ease)}.kh-input::placeholder{font-family:var(--font-body);font-weight:400;letter-spacing:0;color:var(--ink-faint)}.kh-input:focus-visible{border-color:var(--accent);outline:1px solid var(--accent);outline-offset:0}.kh-input[aria-invalid=true]{border-color:var(--danger)}.kh-go{flex:none;min-height:56px;min-width:92px;padding:0 20px;border-radius:12px;background:var(--accent);color:var(--accent-ink);font:500 1.06rem/1 var(--font-body);transition:transform var(--fast) var(--ease),background var(--fast) var(--ease)}.kh-go:active{transform:scale(.98);background:#B44A18}.kh-go:disabled{opacity:.7}.kh-go:focus-visible{outline:2px solid var(--ink);outline-offset:2px}@media (hover:hover){.kh-go:hover{background:#B44A18}}@media (prefers-reduced-motion:reduce){.kh-go,.kh-input{transition:none}}.kh-err{margin-top:10px;font-size:.9rem;line-height:1.45;color:var(--danger)}.kh-quiet{margin-top:18px;font-size:.88rem;color:var(--ink-faint)}.kh-foot{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap;width:100%;max-width:1120px;margin:40px auto 0;padding:16px var(--kh-g) calc(24px + env(safe-area-inset-bottom, 0px));border-top:1px solid var(--line)}.kh-made{font:500 .69rem/1.6 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--ink-faint)}.kh-foot-links{display:inline-flex;gap:18px}.kh-foot-links a{font-size:.88rem;color:var(--ink-soft)}@media (hover:hover){.kh-foot-links a:hover{color:var(--ink);text-decoration:underline;text-underline-offset:3px}}@media (min-width:900px){.kh{--kh-g:40px}.kh-bar{padding-inline:max(var(--kh-g),calc((100% - 1120px) / 2 + var(--kh-g)))}.kh-main{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);grid-template-rows:auto 1fr auto;grid-column-gap:64px;column-gap:64px;padding:0 var(--kh-g)}.kh-h1{font-size:clamp(3rem,4.5vw,4.2rem)}.kh-intro{grid-column:1;grid-row:1;padding:72px 0 0}.kh-join{grid-column:1;grid-row:2;margin:36px 0 0;padding:32px 0 0;border-top:1px solid var(--line);align-self:start}.kh-demo{grid-column:2;grid-row:1/span 2;margin:56px 0 0;align-self:start}.kh-how{grid-column:1/-1;grid-row:3;padding:64px 0 0}.kh-steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-column-gap:32px;column-gap:32px;border-top:0}.kh-steps li{border-top:1px solid var(--ink);border-bottom:0;padding-top:16px}.kh-foot{margin-top:64px}.kh-demo-body{padding:22px 20px 20px}.kh-demo-head{padding:12px 20px}}