:root{color-scheme:dark;--ink: #121815;--ink-raised: #1c2520;--ink-deep: #0b100d;--paper: #f2f0e6;--muted: #b9bdb2;--pulse: #c9ff48;--pulse-ink: #172000;--coral: #ff7a68;--sky: #7cdde2;--success: #a5e887;--warning: #ffd36d;--danger: #ff8c82;--rule: #3e4942;--display: "Arial Black", "Arial Narrow", Impact, sans-serif;--body: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--mono: ui-monospace, "SFMono-Regular", Consolas, monospace;font-family:var(--body);color:var(--paper);background:var(--ink);font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;background-color:var(--ink);background-image:linear-gradient(rgba(242,240,230,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(242,240,230,.025) 1px,transparent 1px);background-size:32px 32px}body:before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background:radial-gradient(circle at 12% 8%,rgba(201,255,72,.07),transparent 25%)}button,input{font:inherit}button,a,label{-webkit-tap-highlight-color:transparent}button{color:inherit}a{color:var(--paper)}p{line-height:1.55}h1,h2,p,figure{margin-top:0}h1,h2{font-family:var(--display);letter-spacing:-.035em;line-height:.98}h2{font-size:clamp(1.7rem,3vw,2.65rem)}.skip-link{position:fixed;left:16px;top:12px;z-index:30;padding:12px 16px;background:var(--pulse);color:var(--pulse-ink);transform:translateY(-150%)}.skip-link:focus{transform:none}:focus-visible{outline:3px solid var(--pulse);outline-offset:4px}.visually-hidden{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.site-header{max-width:1440px;margin:auto;min-height:80px;padding:18px clamp(20px,4vw,64px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--rule)}.wordmark{display:inline-flex;gap:10px;align-items:center;font-family:var(--display);text-decoration:none;font-size:1.2rem;letter-spacing:-.03em}.mark{display:grid;place-items:center;width:38px;height:38px;color:var(--pulse-ink);background:var(--pulse);clip-path:polygon(0 0,100% 0,100% 72%,72% 100%,0 100%)}.header-state{font:700 .75rem/1 var(--mono);text-transform:uppercase;letter-spacing:.07em;color:var(--muted);display:flex;align-items:center;gap:8px}.offline-dot{width:8px;height:8px;background:var(--success);border-radius:50%;box-shadow:0 0 0 4px #a5e8871f}.offline .offline-dot{background:var(--warning);box-shadow:none}main{max-width:1440px;margin:auto;padding:0 clamp(20px,4vw,64px) 100px}.intro{min-height:630px;display:grid;grid-template-columns:minmax(0,.88fr) minmax(420px,1.12fr);gap:clamp(36px,7vw,110px);align-items:center;padding:clamp(48px,7vw,100px) 0}.intro-compact{min-height:auto;grid-template-columns:minmax(0,800px);padding:54px 0 30px}.intro-compact .dek{margin-bottom:0}.eyebrow{margin-bottom:14px;font:800 .75rem/1.3 var(--mono);letter-spacing:.12em;text-transform:uppercase;color:var(--pulse)}h1{max-width:820px;margin-bottom:25px;font-size:clamp(2.75rem,7.1vw,6.8rem);text-transform:uppercase}h1 span{-webkit-text-stroke:1px var(--paper);color:transparent}.intro-compact h1{font-size:clamp(2.75rem,6vw,5.2rem)}.dek{max-width:610px;margin-bottom:32px;color:var(--muted);font-size:clamp(1.05rem,1.5vw,1.24rem)}.hero-art{position:relative;align-self:stretch;display:flex;flex-direction:column;justify-content:center}.hero-art:before{content:"";position:absolute;inset:7% -12px 11% 5%;border:1px solid var(--pulse);clip-path:polygon(0 0,95% 0,100% 12%,100% 100%,0 100%);transform:translate(16px,12px);opacity:.6}.hero-art img{position:relative;width:100%;height:auto;max-height:570px;object-fit:cover;clip-path:polygon(0 0,92% 0,100% 13%,100% 100%,8% 100%,0 88%)}.hero-art figcaption{position:absolute;z-index:2;left:-24px;bottom:6%;background:var(--paper);color:var(--ink);padding:11px 16px;font:800 .72rem/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;transform:rotate(-2deg)}.primary,.secondary,.record-button,.stop-button,.upload-button{min-height:48px;display:inline-flex;align-items:center;justify-content:center;gap:10px;border:1px solid transparent;padding:12px 18px;font-weight:850;text-decoration:none;cursor:pointer;transition:transform .16s ease,box-shadow .16s ease,background .16s ease}.primary,.upload-button{color:var(--pulse-ink);background:var(--pulse);box-shadow:5px 5px #53691f}.primary:hover,.upload-button:hover{background:#d6ff73}.primary:active,.upload-button:active{transform:translate(3px,3px);box-shadow:2px 2px #53691f}.secondary{background:transparent;border-color:var(--rule);box-shadow:4px 4px 0 var(--ink-deep)}.secondary:hover{border-color:var(--paper)}.upload-button{flex-direction:column;align-items:flex-start;width:fit-content;min-width:215px}.upload-button small{font:600 .7rem/1 var(--mono);opacity:.7}.text-button{appearance:none;border:0;padding:4px;background:transparent;text-decoration:underline;cursor:pointer}.status{min-height:24px;margin:-8px 0 22px;color:var(--success);font-weight:700}.status.error{color:var(--danger)}.empty-workbench{padding:42px 0 76px;border-top:1px solid var(--rule);display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.empty-workbench>div{padding-right:32px}.empty-workbench h2{margin:18px 0 12px;font-size:1.65rem}.empty-workbench p{max-width:34ch;color:var(--muted)}.step-no{flex:none;display:inline-grid;place-items:center;width:42px;height:34px;background:var(--paper);color:var(--ink);font:900 .8rem var(--mono);clip-path:polygon(0 0,100% 0,86% 100%,0 100%)}.workbench{margin:0 calc(clamp(20px,4vw,64px)*-1);padding:clamp(24px,4vw,56px);background:var(--ink-deep);border-block:1px solid var(--rule)}.clip-heading,.section-heading{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:28px}.clip-heading h2,.section-heading h2{margin:0}.stage-grid{display:grid;grid-template-columns:1.3fr .9fr 1fr;gap:18px;align-items:stretch}.stage{min-width:0;padding:24px;background:var(--ink-raised);border-top:3px solid var(--rule);box-shadow:7px 7px #0003}.stage>header{display:flex;gap:14px;align-items:flex-start;min-height:66px}.stage-kicker{margin:0 0 3px;color:var(--muted);font:800 .68rem/1 var(--mono);letter-spacing:.1em;text-transform:uppercase}.stage h2{margin:0;font-size:1.55rem}.listen-stage{border-color:var(--pulse)}.answer-stage{border-color:var(--coral)}.answer-stage .step-no{background:var(--coral)}.compare-stage{border-color:var(--sky)}.compare-stage .step-no{background:var(--sky)}#waveform,#contour{width:100%;height:auto;margin:18px 0 10px;border:1px solid var(--rule)}.range-labels{display:flex;justify-content:space-between;color:var(--pulse);font:700 .73rem var(--mono)}.dual-range{display:grid;margin:8px 0 18px}.dual-range input{grid-area:1 / 1;width:100%;accent-color:var(--pulse);min-height:36px;background:transparent;pointer-events:none}.dual-range input::-webkit-slider-thumb{pointer-events:auto;cursor:ew-resize;width:22px;height:30px}.dual-range input::-moz-range-thumb{pointer-events:auto;cursor:ew-resize;width:20px;height:28px}.button-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.button-row button{min-height:48px}.loop-length,.privacy-note{color:var(--muted);font:700 .68rem var(--mono);text-transform:uppercase}.mode-switch{display:flex;gap:4px;margin:18px 0;padding:4px;background:var(--ink-deep)}.mode{flex:1;min-height:44px;border:0;color:var(--muted);background:transparent;cursor:pointer;font-weight:800}.mode.active{background:var(--paper);color:var(--ink)}.answer-orbit{min-height:166px;margin:16px 0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border:1px dashed var(--rule);clip-path:polygon(0 9%,9% 0,100% 0,100% 91%,91% 100%,0 100%)}.answer-orbit strong{font-family:var(--display);font-size:1.4rem}.answer-orbit small{color:var(--muted);max-width:28ch;margin-top:8px;line-height:1.4}.answer-orbit.is-recording{border-style:solid;border-color:var(--coral);background:#ff7a6812}.record-button,.stop-button{background:var(--coral);color:#280805;border:0;box-shadow:5px 5px #70362e}.record-dot{width:12px;height:12px;border-radius:50%;background:currentColor}.waiting{min-height:280px;display:grid;place-items:center;align-content:center;color:var(--muted);text-align:center}.waiting-lines{width:80%;height:90px;display:grid;align-items:center}.waiting-lines i{display:block;height:1px;background:var(--rule);transform:rotate(-3deg)}.waiting-lines i:nth-child(2){transform:rotate(5deg)}.waiting-lines i:nth-child(3){transform:rotate(-8deg)}.score-block{display:flex;align-items:center;gap:14px;margin:18px 0 5px}.score-block p{margin:4px 0;color:var(--muted);font:700 .74rem var(--mono)}.score-ring{width:84px;height:84px;padding:7px;flex:none;border-radius:50%;background:conic-gradient(var(--sky) var(--score),var(--rule) 0)}.score-ring span{display:flex;height:100%;border-radius:50%;background:var(--ink-raised);flex-direction:column;align-items:center;justify-content:center}.score-ring strong{font:900 1.6rem/1 var(--display)}.score-ring small{color:var(--muted);font:.58rem var(--mono);text-transform:uppercase}.result-label{color:var(--paper)!important;font:900 1rem var(--display)!important;text-transform:uppercase}.legend{display:flex;gap:22px;margin-bottom:14px;color:var(--muted);font:.72rem var(--mono)}.legend span:before{content:"";display:inline-block;width:16px;height:3px;margin:0 7px 3px 0;background:var(--pulse)}.legend .answer-key:before{background:var(--sky)}.hint{display:flex;gap:12px;padding:15px;margin:14px 0 18px;background:#7cdde214;border-left:3px solid var(--sky)}.hint>span{color:var(--sky);font-size:1.4rem}.hint strong{font-size:.74rem;text-transform:uppercase;letter-spacing:.06em}.hint p{margin:3px 0 0;color:var(--muted);font-size:.9rem}.queue-section,.progress,.upgrade,.support{padding:clamp(64px,8vw,108px) 0;border-bottom:1px solid var(--rule)}.upload-small{cursor:pointer}.queue-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--rule)}.queue-item{position:relative;display:grid;grid-template-columns:1fr auto;border-bottom:1px solid var(--rule)}.queue-open{width:100%;min-height:82px;padding:14px 62px 14px 8px;display:grid;grid-template-columns:54px 1fr 30px;gap:12px;align-items:center;text-align:left;background:transparent;border:0;cursor:pointer}.queue-open:hover{background:#f2f0e609}.queue-item.active{background:#c9ff480e;border-left:3px solid var(--pulse)}.queue-index{font:700 .75rem var(--mono);color:var(--pulse)}.queue-open strong{display:block;font-size:1.05rem}.queue-open small{color:var(--muted);line-height:1.5}.queue-arrow{font-size:1.4rem;color:var(--muted)}.delete-clip{position:absolute;right:8px;top:18px;width:46px;height:46px;background:transparent;border:1px solid transparent;color:var(--muted);cursor:pointer;font-size:1.5rem}.delete-clip:hover{color:var(--danger);border-color:var(--danger)}.queue-empty{padding:28px;border:1px dashed var(--rule);color:var(--muted)}.queue-empty p{margin-bottom:4px;color:var(--paper);font-weight:800}.upgrade{display:grid;grid-template-columns:1fr auto;gap:48px;align-items:center}.upgrade h2,.support h2{max-width:760px}.upgrade p{max-width:690px;color:var(--muted)}.upgrade-actions{display:grid;gap:12px;min-width:185px}.license-form{grid-column:1 / -1;max-width:680px}.license-form label,.pack-form label{display:block;margin-bottom:8px;font-weight:800}.license-form>div,.pack-form>div{display:flex;gap:10px}.license-form input,.pack-form input{min-height:48px;flex:1;min-width:0;border:1px solid var(--rule);padding:10px 12px;color:var(--paper);background:var(--ink-deep)}.license-note{grid-column:1 / -1;color:var(--warning)!important}.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;margin:32px 0;background:var(--rule);border:1px solid var(--rule)}.stat-row>div{display:flex;flex-direction:column;padding:24px;background:var(--ink)}.stat-row strong{font:900 2.5rem var(--display);color:var(--sky)}.stat-row span{color:var(--muted)}.progress-bars{min-height:150px;display:flex;align-items:end;gap:8px;padding:20px;border:1px solid var(--rule);background:var(--ink-deep)}.progress-bars i{flex:1;height:var(--h);min-height:8px;max-width:70px;background:var(--sky);border-top:3px solid var(--paper)}.pack-form{max-width:680px;margin-top:24px}.support-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}.support-grid p{color:var(--muted)}.support-grid strong{display:block;color:var(--paper);margin-bottom:8px}footer{max-width:1440px;margin:auto;padding:36px clamp(20px,4vw,64px) calc(36px + env(safe-area-inset-bottom));display:grid;grid-template-columns:1fr auto;gap:14px 28px;color:var(--muted);border-top:1px solid var(--rule);font-size:.86rem}footer p{margin:0}footer nav{display:flex;gap:18px;flex-wrap:wrap}footer .text-button{color:var(--muted);font-size:inherit}.generated-note{grid-column:1 / -1;font-size:.72rem}.toast{position:fixed;z-index:20;right:20px;bottom:calc(20px + 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