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var(--space-3)}.section-title{margin:0;font-family:var(--font-content);font-size:clamp(30px,4vw,44px);font-weight:400;line-height:1.12;letter-spacing:-.015em;text-wrap:balance}.section-title em{display:block}.hero{position:relative;overflow:hidden;container-type:inline-size;background-color:var(--room);background-image:var(--grain);color:var(--room-ink)}.hero:before{content:"";position:absolute;top:-20%;right:-10%;width:70%;height:90%;background:var(--lamp);pointer-events:none}.hero>*{position:relative}.hero__nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px var(--gutter)}.hero__wordmark{flex:none;font-family:var(--font-content);font-size:26px;font-weight:600}.hero__links{display:flex;flex-direction:row-reverse;flex-wrap:wrap;align-items:center;gap:0 28px;height:40px;overflow:hidden;min-width:0}.hero__links a{display:inline-flex;align-items:center;height:40px;color:var(--room-muted);font-family:var(--font-ui);font-size:14px;text-decoration:none}.hero__links a:hover{color:var(--room-ink)}.hero__links .hero__signin{box-sizing:border-box;padding:0 14px;border:1px solid var(--room-rule);border-radius:var(--radius);color:var(--room-ink)}.hero__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,460px),1fr));align-items:center;gap:48px 56px;padding:clamp(24px,5cqi,64px) var(--gutter) clamp(40px,6cqi,80px)}.hero__eyebrow{display:flex;align-items:center;gap:10px;margin:0 0 var(--space-5);font-family:var(--font-ui);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--room-muted)}.hero__eyebrow:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}.hero__title{margin:0 0 var(--space-5);font-family:var(--font-content);font-size:clamp(46px,6.2cqi,84px);font-weight:400;line-height:1.02;letter-spacing:-.025em;font-variation-settings:"opsz" 60;text-wrap:balance}.hero__lede{max-width:34rem;margin:0 0 var(--space-6);font-family:var(--font-content);font-size:clamp(18px,1.6cqi,21px);line-height:1.5;color:var(--room-muted)}.hero__start{background:var(--room-ink);color:var(--room);border-color:var(--room-ink)}.hero__code{display:grid;gap:10px;max-width:30rem}.hero__code-label,.hero__code-note{margin:0;font-family:var(--font-ui);font-size:13px;color:var(--room-muted)}.hero__code-note a{color:var(--room-ink)}.hero__code-row{display:flex;flex-wrap:wrap;gap:10px}.hero__code-row input{flex:1 1 14rem;min-width:0;min-height:52px;padding:0 16px;border:1px solid var(--room-rule);border-radius:var(--radius);background:#0000002e;color:var(--room-ink);font-family:var(--font-mono);font-size:15px;letter-spacing:.12em;text-transform:uppercase}.hero__code-row input::placeholder{color:var(--room-muted)}.hero__code-row .button{min-height:52px;padding:0 22px;background:var(--room-ink);border-color:var(--room-ink);color:var(--room)}.hero__code-row .button:disabled{opacity:.85}.hero__captions{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 32px;padding:20px var(--gutter);border-top:1px solid var(--room-rule)}.hero__captions p{margin:0;font-family:var(--font-content);font-style:italic;font-size:14px;color:var(--room-muted)}.desk{position:relative;container-type:inline-size;width:min(100%,560px);aspect-ratio:520 / 560;justify-self:center;color:var(--ink)}.desk p{margin:0}.desk__paper{position:absolute;top:2cqi;left:10cqi;width:78cqi;padding:5cqi;border-radius:var(--radius-paper);background:var(--paper-raised);box-shadow:var(--shadow-dialog);transform:rotate(-2.5deg);font-family:var(--font-content);font-size:3.1cqi;line-height:1.4}.desk__cover{display:grid;gap:1cqi;padding:3cqi;border:1.5px solid var(--ink);margin-bottom:4cqi}.desk__board{font-size:2cqi;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-muted)}.desk__title{font-size:4.2cqi;font-weight:600;line-height:1.15}.desk__time{font-family:var(--font-ui);font-size:2.4cqi;color:var(--ink-muted)}.desk__q{display:grid;grid-template-columns:6cqi 1fr max-content;gap:2cqi;margin-bottom:3.5cqi}.desk__n{font-weight:700}.desk__mark{padding-left:2cqi;border-left:1px solid var(--rule);color:var(--ink-muted);font-size:2.6cqi}.desk__options{display:grid;grid-template-columns:1fr 1fr;gap:1cqi 4cqi;margin-top:2cqi}.desk__opt{display:flex;align-items:center;gap:1.5cqi}.desk__lozenge{width:4.4cqi;height:2.6cqi;border:1px solid var(--ink);border-radius:999px}.desk__opt--on .desk__lozenge{background:var(--ink)}.desk__line{display:block;height:4.5cqi;border-bottom:1px solid var(--rule)}.desk__slip{position:absolute;top:8cqi;right:0;width:46cqi;padding:3cqi;border-radius:var(--radius-paper);background:var(--paper-raised);box-shadow:var(--shadow-lift);transform:rotate(3deg);font-family:var(--font-ui);font-size:2.4cqi}.desk__slip-head{display:flex;justify-content:space-between;gap:2cqi;margin-bottom:2cqi}.desk__strip{display:flex;gap:.6cqi}.desk__cell{flex:1;height:2cqi;background:var(--paper-sunk);border:1px solid var(--rule)}.desk__cell--known{background:var(--accent);border-color:var(--accent)}.desk__cell--again{background:var(--not-yet);border-color:var(--not-yet)}.desk__card{position:absolute;bottom:4cqi;left:0;width:66cqi;aspect-ratio:5 / 3;display:grid;align-content:start;gap:2.5cqi;padding:4cqi;border-radius:var(--radius-paper);background-color:var(--paper-raised);background-image:repeating-linear-gradient(to bottom,transparent 0 calc(7cqi - 1px),var(--rule) calc(7cqi - 1px) 7cqi);background-position:0 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dd{margin:0;font-family:var(--font-content);font-variant-numeric:var(--num-data)}.proof__chips{display:flex;flex-wrap:wrap;gap:6px}.proof__chip{padding:3px 10px;border:1px solid var(--rule-strong);border-radius:999px;font-family:var(--font-ui);font-size:12px}.how{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));gap:32px 64px;border-top:1px solid var(--rule)}.how__steps{margin:0;padding:0;list-style:none;border-top:1px solid var(--rule)}.how__steps li{display:grid;grid-template-columns:44px 1fr;align-items:baseline;gap:12px;padding:20px 0;border-bottom:1px solid var(--rule);font-family:var(--font-content);font-size:17px;line-height:1.55}.how__n{font-family:var(--font-content);font-size:34px;line-height:1;font-variant-numeric:oldstyle-nums;color:var(--accent)}.know{background:var(--paper-sunk)}.know__inner{max-width:1200px;margin:0 auto;padding:clamp(48px,8vw,80px) var(--gutter)}.know__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr));gap:32px 40px;margin:var(--space-5) 0 0;padding:0;list-style:none}.know__grid li{display:grid;gap:8px;padding-top:18px;border-top:1.5px solid var(--ink);font-family:var(--font-content);font-size:16px;line-height:1.55;color:var(--ink-muted)}.know__lead{font-family:var(--font-content);font-style:italic;font-weight:400;font-size:19px;line-height:1.35;color:var(--ink)}.legal h2{font-family:var(--font-content);font-size:1.125rem;margin:2rem 0 .5rem}.legal table{border-collapse:collapse;margin-block:.5rem}.legal th{text-align:left;vertical-align:top;padding:.35rem .75rem .35rem 0;width:12rem;font-family:var(--font-ui);font-size:.9rem}.legal td{padding:.35rem 0}.legal__plain{background:var(--paper-raised);padding:1rem 1.25rem;border-radius:var(--radius);border:1px solid var(--rule)}.legal__plain h2{margin-top:.25rem}@media (max-width: 34rem){.legal table,.legal tbody,.legal tr,.legal th,.legal td{display:block;width:auto}.legal tr+tr{margin-top:1rem}.legal th{padding:0 0 .15rem}}.proof__paper .paper-desk{background:var(--paper-sunk)}.proof__paper .toolbar,.proof__paper .paper-aside{display:none}.proof__paper .paper-desk__body{grid-template-columns:minmax(0,1fr);padding:14px}.proof__paper .paper{padding:18px 16px}.proof__study .study{background-color:var(--room);background-image:var(--lamp);background-repeat:no-repeat;background-size:120% 70%;background-position:70% -40%}.proof__study .study__header,.proof__study .study__controls{--ink: var(--room-ink);--ink-muted: var(--room-muted);--rule: var(--room-rule);--paper: var(--room);color:var(--room-ink)}.proof__paper .cover__title{font-size:19px;line-height:1.25}.proof__paper .candidate-box,.proof__paper .instructions{display:none}:root{--font-content: "Source Serif 4", "Iowan Old Style", Georgia, serif;--font-ui: "IBM Plex Sans", system-ui, -apple-system, sans-serif;--font-mono: "IBM Plex Mono", ui-monospace, "SF 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0 4px var(--accent);--dur-quick: .16s;--dur-turn: .42s;--dur-fill: .6s;--ease-out: cubic-bezier(.2, .7, .2, 1);--ease-turn: cubic-bezier(.3, .6, .2, 1)}@media (prefers-color-scheme: dark){:root:not([data-theme=light]){--paper: #141917;--paper-raised: #1b2220;--paper-sunk: #101412;--ink: #e8e4da;--ink-muted: #a8b0ac;--ink-faint: #8a938f;--rule: #2e3835;--rule-strong: #45514d;--accent: #d98a4f;--accent-soft: #33261c;--accent-ink: #141917;--warn: #d9a55f;--warn-soft: #2e2418;--danger: #e8866a;--danger-soft: #331c16;--not-yet: #6e5836;--room: #1a2a23;--room-ink: #e8e4da;--room-muted: #a8b0ac;--lamp: radial-gradient( closest-side, rgba(217, 138, 79, .16), rgba(217, 138, 79, .05) 60%, rgba(217, 138, 79, 0) );--grain: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 .95 0 0 0 0 .85 0 0 0 .035 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var(--dur-quick) var(--ease-out)}:where(button:not([class])):hover,.button:hover{border-color:var(--ink-muted)}:where(button:not([class])):disabled,.button:disabled{background:var(--paper-sunk);border-color:var(--paper-sunk);color:var(--ink-faint);cursor:not-allowed}.button--primary{background:var(--ink);border-color:var(--ink);color:var(--paper)}.button--primary:hover{border-color:var(--ink);background:color-mix(in srgb,var(--ink) 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12px;line-height:1.5;resize:vertical}:where(input,select,textarea)::placeholder{color:var(--ink-faint)}:where(input,select,textarea)[aria-invalid=true]{border:1.5px solid var(--danger)}:where(.panel,.feedback,.plan,.dialog) :where(input:not([type=checkbox],[type=radio]),select,textarea){background:var(--paper)}:where(label:not(:has(input[type=checkbox],input[type=radio]))){font-family:var(--font-ui);font-size:13px;color:var(--ink-muted)}:where(label)>:where(input:not([type=checkbox],[type=radio]),select,textarea){margin-top:6px;font-size:15px}:where(input[type=checkbox]){-webkit-appearance:none;-moz-appearance:none;appearance:none;flex:none;width:20px;height:20px;margin:0;border:1px solid var(--rule-strong);border-radius:var(--radius-paper);background:var(--paper-raised);display:inline-grid;place-content:center;cursor:pointer;vertical-align:middle}:where(input[type=checkbox]):checked{background:var(--ink);border-color:var(--ink)}:where(input[type=checkbox]):checked:after{content:"✓";color:var(--paper);font-size:13px;line-height:1}:where(input[type=radio]){accent-color:var(--ink);width:18px;height:18px;margin:0}.code-line,.redeem__form input{min-height:var(--tap);padding:0 2px;border:0;border-bottom:1.5px solid var(--ink);border-radius:0;background:none;font-family:var(--font-mono);font-size:15px;letter-spacing:.12em;text-transform:uppercase}.field-error{font-family:var(--font-ui);font-size:13px;color:var(--danger)}.pill{display:inline-flex;align-items:center;gap:8px;min-height:28px;padding:0 12px;border:1px solid var(--rule-strong);border-radius:var(--radius-pill);background:none;color:var(--ink-muted);font-family:var(--font-ui);font-size:13px;font-variant-numeric:var(--num-data);white-space:nowrap}.pill:before{content:"";flex:none;width:6px;height:6px;border-radius:50%;border:1px solid currentColor}.pill--bar:before{display:none}.pill__bar{flex:none;width:28px;height:3px;background:var(--rule);border-radius:1px;overflow:hidden}.pill__bar>span{display:block;height:100%;background:var(--ink-muted);transition:width var(--dur-fill) var(--ease-out)}.pill--building{color:var(--ink)}.pill--building .pill__bar>span{background:var(--accent)}.pill--check{border-color:transparent;background:var(--warn-soft);color:var(--warn);font-weight:500}.pill--ready{border-color:transparent;background:var(--accent-soft);color:var(--ink);font-weight:500}.pill--failed{border-color:transparent;background:var(--danger-soft);color:var(--danger);font-weight:500}.pill--check:before,.pill--failed:before{background:currentColor}.pill--ready:before{border-color:var(--accent);background:var(--accent)}.pill--plain{color:var(--ink)}.pill--plain:before{display:none}.meter{display:grid;gap:6px;font-family:var(--font-ui);font-size:13px}.meter__label{display:flex;justify-content:space-between;gap:var(--space-3);color:var(--ink)}.meter__figure{font-variant-numeric:var(--num-data);color:var(--ink-muted);white-space:nowrap}.meter__figure strong{color:var(--ink);font-weight:600}.meter__track{display:flex;height:6px;border:1px solid var(--rule);border-radius:1px;background:var(--paper-sunk);overflow:hidden}.meter--large .meter__track{height:8px}.meter__used{background:var(--ink);transition:width var(--dur-fill) var(--ease-out)}.meter__held{background:repeating-linear-gradient(135deg,var(--ink-faint) 0 2px,transparent 2px 5px);transition:width var(--dur-fill) var(--ease-out)}.meter__over{background:repeating-linear-gradient(135deg,var(--warn) 0 2px,transparent 2px 5px)}.meter--warn .meter__used{background:var(--warn)}.panel{padding:18px 20px;border:1px solid var(--rule);border-radius:var(--radius);background:var(--paper-raised)}.panel>h2,.panel__title{margin:0 0 var(--space-2);font-family:var(--font-content);font-size:19px;font-weight:600}.notice{margin-top:var(--space-5);padding:14px 18px;border-top:2px solid var(--rule-strong);border-radius:0;background:var(--paper-sunk);color:var(--ink);font-family:var(--font-ui);font-size:14px;line-height:1.55}.notice--warn{border-top-color:var(--warn);background:var(--warn-soft)}.notice--danger{border-top-color:var(--danger);background:var(--danger-soft)}.notice__title{display:block;margin-bottom:2px;font-weight:600}.notice--warn .notice__title{color:var(--warn)}.notice--danger .notice__title{color:var(--danger)}.notice__next{display:block;margin-top:4px;color:var(--ink-muted)}.notice--quiet{padding:0;border:0;background:none;color:var(--ink-muted);font-family:var(--font-content);font-size:15px;font-style:italic}[role=alert]:not(.notice):not(.load-error){color:var(--danger)}.toast{position:fixed;left:50%;bottom:calc(var(--space-5) + env(safe-area-inset-bottom));z-index:50;transform:translate(-50%);display:flex;align-items:center;gap:12px;max-width:calc(100vw - 32px);padding:12px 16px;border-radius:var(--radius);background:var(--ink);color:var(--paper);box-shadow:var(--shadow-lift);font-family:var(--font-ui);font-size:14px}.toast:before{content:"";flex:none;width:6px;height:6px;border-radius:50%;background:var(--accent)}.toast button{min-height:var(--tap);border:0;background:none;color:inherit;text-decoration:underline;text-underline-offset:4px;cursor:pointer}.dialog{max-width:440px;padding:24px 26px;border:0;border-radius:var(--radius);background:var(--paper-raised);color:var(--ink);box-shadow:var(--shadow-dialog)}.dialog::backdrop{background:#14100a59}.dialog h2{margin:0 0 var(--space-3);font-size:24px;font-weight:400;font-variation-settings:"opsz" var(--opsz-subhead)}.dialog p{margin:0;font-family:var(--font-content);font-size:16px;line-height:1.5;color:var(--ink-muted)}.dialog__actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px;margin-top:var(--space-5)}.caps{font-variant-caps:all-small-caps;letter-spacing:var(--tracking-caps)}.eyebrow{font-family:var(--font-ui);font-size:12px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-muted)}.num{font-variant-numeric:var(--num-data)}.skeleton{display:block;height:.9em;border-radius:1px;background:var(--rule);animation:breathe 1.4s ease-in-out infinite alternate}@keyframes breathe{0%{background:var(--rule)}to{background:var(--paper-sunk)}}@media (prefers-reduced-motion: reduce){.skeleton{animation:none}}.meter__cells{display:flex;gap:4px}.meter__cell{flex:1 1 0;height:6px;border:1px solid var(--rule);border-radius:1px;background:var(--paper-sunk)}.meter__cell--used{border-color:var(--ink);background:var(--ink)}.skeleton--small{height:.6em}.skeleton-rows__row{display:grid;gap:10px;padding:20px 0;border-bottom:1px solid var(--rule)}.load-error{max-width:34rem;margin:var(--space-6) 0}.load-error__title{margin:0 0 var(--space-2);font-family:var(--font-content);font-size:24px;font-weight:400}.load-error__text{margin:0 0 var(--space-4);font-family:var(--font-content);font-size:17px;line-height:1.5;color:var(--ink-muted)}.load-error__actions{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px}.load-error__code{font-family:var(--font-mono);font-size:12px;color:var(--ink-muted)}.state-page{max-width:880px;margin:0 auto;padding:clamp(24px,5vw,56px) 16px 64px}.state-page__title{width:min(320px,70%);height:36px;margin-bottom:var(--space-5)}.narrow{max-width:40rem;margin:0 auto;padding:1.5rem 1rem}.bar{position:relative;display:flex;justify-content:space-between;align-items:center;gap:12px;height:56px;padding:0 clamp(16px,3vw,40px);background:var(--paper);border-bottom:1px solid var(--rule)}.wordmark{flex:none;font-family:var(--font-content);font-size:22px;font-weight:600}.bar nav{flex:1;min-width:0;display:flex;gap:0 16px;align-items:center;justify-content:flex-end;font-size:14px}.bar__links{flex:1 1 0;min-width:0;height:var(--tap);overflow:hidden;display:flex;flex-wrap:wrap;justify-content:flex-end;gap:0 20px}.bar__link{height:var(--tap);padding:0;border:0;background:none;color:var(--ink-muted);font-family:var(--font-ui);font-size:14px;white-space:nowrap;cursor:pointer}.bar__link:hover{color:var(--ink)}.bar__link[aria-current=page],.bar__link[aria-expanded=true]{color:var(--ink);font-weight:500}.bar__plan{flex:0 1 auto;min-width:0;height:var(--tap);overflow:hidden;display:flex;flex-wrap:wrap;align-items:center;gap:0 10px}.bar__plan>*{height:var(--tap)}.bar__plan>.pill{height:28px;margin-block:8px;cursor:pointer}button.quota{display:flex;align-items:center;padding:0;border:0;background:none;color:var(--ink);font-family:var(--font-ui);font-size:14px;white-space:nowrap;cursor:pointer;text-decoration:underline dotted;text-underline-offset:4px}button.quota:hover{color:var(--accent)}.quota__usage{display:flex;align-items:center;font-size:13px;color:var(--ink-muted);font-variant-numeric:var(--num-data);white-space:nowrap}.mini-meters{display:flex;flex-direction:column;justify-content:center;gap:3px}.mini-meters__bar{display:block;width:28px;height:3px;background:var(--rule)}.mini-meters__bar>span{display:block;height:100%;background:var(--ink)}.mini-meters__bar--warn>span{background:var(--warn)}.account-menu{flex:none}.account-menu__avatar{display:flex;align-items:center;justify-content:center;width:var(--tap);height:var(--tap);padding:0;border:0;background:none;cursor:pointer}.account-menu__avatar>span{display:flex;align-items:center;justify-content:center;width:30px;height:30px;border:1px solid var(--rule-strong);border-radius:50%;background:var(--paper-sunk);color:var(--ink);font-family:var(--font-ui);font-size:13px;font-weight:500}.account-menu__avatar--open>span{border-color:var(--ink);background:var(--ink);color:var(--paper)}.account-menu__panel{position:absolute;top:calc(100% + 4px);right:clamp(8px,3vw,40px);z-index:20;width:min(300px,calc(100vw - 16px));border:1px solid var(--rule);border-radius:var(--radius);background:var(--paper-raised);box-shadow:var(--shadow-lift);font-family:var(--font-ui);font-size:14px}.account-menu__who{padding:14px 16px;border-bottom:1px solid var(--rule)}.account-menu__email{font-weight:500;overflow-wrap:anywhere}.account-menu__plan{margin-top:2px;font-size:13px;color:var(--ink-muted)}.account-menu__meters{display:grid;gap:10px;padding:12px 16px;border-bottom:1px solid var(--rule)}.account-menu__meters .meter__figure{color:var(--ink)}.account-menu__items{display:flex;flex-direction:column;padding:4px 0}.account-menu__items button{display:flex;align-items:center;justify-content:flex-start;height:var(--tap);border-radius:0;font-weight:400;padding:0 16px;border:0;background:none;color:var(--ink);font-size:14px;text-align:left;cursor:pointer}.account-menu__items button:hover{background:var(--paper-sunk)}.account-menu__items .account-menu__signout{color:var(--ink-muted);border-top:1px solid var(--rule)}.list{list-style:none;padding:0;margin:0 0 1.5rem}.row{display:flex;flex-wrap:wrap;gap:.5rem 1rem;align-items:baseline;width:100%;padding:.6rem 0;border:0;border-bottom:1px solid var(--rule);background:none;text-align:left;font:inherit;color:inherit}.serif{font-family:var(--font-content)}.muted{color:var(--ink-muted)}.stack{display:grid;gap:.75rem}.stack label{display:grid;gap:.25rem}.prose{font-family:var(--font-content);line-height:1.5}.check{display:flex;gap:.5rem;align-items:center;margin:1rem 0}.row .muted{flex:1 1 14rem;min-width:0}#root{display:flex;flex-direction:column;min-height:100vh}#root>main{flex:1 0 auto}