.ka-stage{min-height:100dvh;display:flex;align-items:center;justify-content:center;gap:72px;padding:40px 24px;background:radial-gradient(1200px 600px at 70% 20%,rgba(212,255,63,.06),transparent 60%),var(--carbon)}.ka-side{max-width:420px;gap:20px}.ka-side,.ka-side ul{display:flex;flex-direction:column}.ka-side ul{list-style:none;padding:0;margin:0;gap:10px}.ka-side li{display:flex;gap:10px;color:var(--muted);font-size:15px;line-height:1.5}.ka-side li b{color:var(--paper);font-weight:600}.ka-phone{width:390px;height:844px;border-radius:54px;padding:12px;background:#1A1A1D;box-shadow:0 0 0 1px #2A2A2F,0 40px 120px -20px rgba(0,0,0,.8),0 0 80px -30px rgba(212,255,63,.25);flex:0 0 auto}.ka-screen{position:relative;width:100%;height:100%;border-radius:44px;overflow:hidden;background:var(--carbon);display:flex;flex-direction:column}.ka-status{display:flex;justify-content:space-between;align-items:center;padding:14px 28px 0;font-size:14px;font-weight:600;height:44px;flex:0 0 auto}.ka-scroll{flex:1 1;overflow-y:auto;overflow-x:hidden;padding:8px 16px calc(112px + env(safe-area-inset-bottom));scrollbar-width:none}.ka-scroll::-webkit-scrollbar{display:none}.ka-tabs{position:absolute;left:12px;right:12px;bottom:12px;display:grid;grid-template-columns:repeat(5,1fr);background:rgba(23,23,26,.92);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--line2);border-radius:26px;padding:6px}.ka-tab{display:flex;flex-direction:column;align-items:center;gap:3px;background:none;border:0;color:var(--dim);font:inherit;font-size:11px;font-weight:500;padding:8px 0;border-radius:20px;cursor:pointer;min-height:52px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;transition:color .15s,background-color .15s,transform .12s}.ka-tab:hover{color:var(--paper)}.ka-card:active,.ka-pill:active,.ka-tab:active{transform:scale(.97)}.ka-tab[aria-selected=true]{color:var(--ink);background:var(--volt)}.ka-tab:focus-visible{outline:2px solid var(--volt);outline-offset:2px}.ka-demo{display:none;align-items:center;justify-content:space-between;gap:8px;font-size:12px;color:var(--dim);padding:4px 0 10px}.ka-demo a:first-child{min-height:44px;display:inline-flex;align-items:center;padding-right:8px;text-decoration:none;color:var(--paper);font-weight:600}.ka-demo .ka-chip{min-height:36px;display:inline-flex;align-items:center}.ka-head{display:flex;justify-content:space-between;padding:6px 4px 14px}.ka-head,.ka-pill{align-items:center}.ka-pill{display:inline-flex;gap:6px;border:1px solid var(--line2);background:var(--panel2);border-radius:999px;padding:6px 10px;font-size:12px;font-weight:500;color:var(--paper)}.ka-pill .dot{width:7px;height:7px;border-radius:50%;background:var(--volt);box-shadow:0 0 0 3px rgba(212,255,63,.18);animation:ka-pulse 2s infinite}@keyframes ka-pulse{50%{box-shadow:0 0 0 6px rgba(212,255,63,.05)}}.ka-card{background:var(--panel);border:1px solid var(--line);border-radius:24px;padding:18px;display:flex;flex-direction:column;gap:12px;margin-bottom:12px}.ka-card.hot{border-color:rgba(212,255,63,.5);background:linear-gradient(180deg,rgba(212,255,63,.07),rgba(212,255,63,0) 60%),var(--panel)}.ka-k{font-family:var(--font-geist-mono),monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim)}.ka-big{font-size:56px;font-weight:600;letter-spacing:-.05em;line-height:.95;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.ka-mid{font-size:28px;font-weight:600;letter-spacing:-.04em;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.ka-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.ka-muted{color:var(--muted);font-size:14px;line-height:1.45}.ka-small{font-size:12px;color:var(--dim)}.ka-volt{color:var(--volt)}.ka-split{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.ka-chip{font-family:var(--font-geist-mono),monospace;font-size:11px;letter-spacing:.06em;text-transform:uppercase;border-radius:999px;padding:4px 8px;border:1px solid var(--line2);color:#C8C8CC;white-space:nowrap}.ka-chip.volt{border-color:var(--volt)}.ka-btn,.ka-chip.volt{background:var(--volt);color:var(--ink)}.ka-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:0;border-radius:14px;font:inherit;font-weight:600;font-size:14px;padding:12px 16px;min-height:44px;cursor:pointer;transition:transform .12s,filter .15s}.ka-btn:active{transform:scale(.97)}.ka-btn.ghost{background:var(--panel2);color:var(--paper);border:1px solid var(--line2)}.ka-btn[disabled]{opacity:.5;cursor:default}.ka-list{display:flex;flex-direction:column}.ka-list>div{display:flex;gap:12px;padding:12px 0;border-top:1px solid var(--line)}.ka-list>div:first-child{border-top:0}.ka-bar{height:8px;background:var(--line2);overflow:hidden}.ka-bar,.ka-bar>i{border-radius:999px}.ka-bar>i{display:block;height:100%;background:var(--volt);transition:width .6s cubic-bezier(.2,.8,.2,1)}.ka-toggle{width:46px;height:28px;box-shadow:0 0 0 8px transparent;border-radius:999px;border:0;background:var(--line2);position:relative;cursor:pointer;flex:0 0 auto;transition:background .2s}.ka-toggle:after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:var(--paper);transition:transform .2s}.ka-toggle[aria-checked=true]{background:var(--volt)}.ka-toggle[aria-checked=true]:after{transform:translateX(18px);background:var(--ink)}.ka-range{width:100%;accent-color:#D4FF3F;height:44px;cursor:pointer}.ka-flow path.live{stroke-dasharray:3 9;animation:ka-flow linear infinite}.ka-flow path.rev{animation-direction:reverse}@keyframes ka-flow{to{stroke-dashoffset:-48}}.ka-toast{position:absolute;left:16px;right:16px;bottom:calc(96px + env(safe-area-inset-bottom));background:var(--paper);color:var(--ink);border-radius:16px;padding:14px 16px;font-size:14px;font-weight:500;box-shadow:0 20px 40px rgba(0,0,0,.5);animation:ka-in .25s ease-out}@keyframes ka-in{0%{opacity:0;transform:translateY(8px)}}.ka-fade{animation:ka-in .25s ease-out}.ka-badge{width:52px;height:52px;border-radius:16px;display:flex;align-items:center;justify-content:center;flex:0 0 auto;background:var(--panel2);border:1px solid var(--line2)}.ka-badge.done{background:rgba(212,255,63,.12);border-color:rgba(212,255,63,.5)}.ka-sheet-title{font-size:30px;font-weight:600;letter-spacing:-.04em;padding:4px 4px 14px}@media (max-width:899px){.ka-stage{padding:0;display:block}.ka-side{display:none}.ka-phone{width:100%;height:100dvh;padding:0;box-shadow:none;background:var(--carbon)}.ka-phone,.ka-screen{border-radius:0}.ka-status{display:none}.ka-demo{display:flex}.ka-scroll{padding-top:max(12px,env(safe-area-inset-top))}.ka-tabs{bottom:max(12px,env(safe-area-inset-bottom))}}@media (prefers-reduced-motion:reduce){.ka-flow path.live,.ka-pill .dot{animation:none}}