:root{color-scheme:dark;--bg:#101418;--surface:#171d23;--raised:#202830;--line:#36434e;--text:#e3e9ee;--muted:#a6b3be;--faint:#8998a5;--accent:#ef806b;--hover:#ffae9c;--positive:#91ccb1;--amber:#e8bf82;--focus:#9cc3ff;--radius:5px;--space:24px;font-family:Arial,Helvetica,sans-serif;color:var(--text);background:var(--bg)}*{box-sizing:border-box}body{margin:0;font-size:15px;line-height:1.5}button,input,textarea,select{font:inherit}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit}button:focus-visible,a:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:4px}button:disabled{cursor:not-allowed;opacity:.6}[hidden]{display:none!important}.skip{position:fixed;top:8px;left:16px;transform:translateY(-200%);z-index:100;background:var(--text);color:var(--bg);padding:12px}.skip:focus{transform:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.prototype-bar{background:#24272c;color:#c9d0d6;border-bottom:1px solid #41474e;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:10px 26px;font-size:12px}.prototype-bar b{color:#efad9f;letter-spacing:.08em;font-size:10px;margin-right:14px}.scenario{display:flex;gap:4px;flex-wrap:wrap}.scenario button{color:#c3ccd3;background:none;border:1px solid transparent;border-radius:4px;padding:7px 10px;font-size:12px;min-height:32px}.scenario button[aria-pressed=true]{background:#39424b;border-color:#56626d;color:white}.scenario button:hover{background:#39424b}.topbar{height:78px;padding:0 30px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:24px;background:var(--surface)}.brand{text-decoration:none;display:flex;align-items:center;gap:12px;font-size:18px;letter-spacing:-.6px}.brand-mark{border:2px solid var(--accent);color:var(--accent);width:30px;height:30px;display:grid;place-items:center;border-radius:50%;font:700 20px Georgia}.brand-product{color:var(--muted);font-weight:400}.account{display:flex;align-items:center;gap:12px;font-size:13px}.account small{display:block;font-size:11px;color:var(--faint)}.network{font-size:12px;color:var(--amber);margin-right:18px}.network:before{content:'';width:5px;height:5px;display:inline-block;background:currentColor;border-radius:50%;margin-right:8px}.avatar{height:32px;width:32px;border:1px solid #53626e;border-radius:50%;display:grid;place-items:center;font-size:12px;color:#c0ced9;background:#25303a}.workspace{display:grid;grid-template-columns:225px minmax(0,1fr);min-height:calc(100vh - 132px)}.rail{border-right:1px solid var(--line);padding:30px 16px;display:flex;flex-direction:column}.rail-label{font:11px/1.5 ui-monospace,monospace;letter-spacing:.08em;color:var(--faint);margin:0 14px 17px}.rail nav{display:grid;gap:7px}.rail nav a{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:14px;padding:12px;border-radius:4px;min-height:46px;border-left:2px solid transparent;color:var(--muted)}.rail nav a[aria-current=page]{background:#252e37;color:var(--text);border-left-color:var(--accent)}.rail nav a:hover{background:var(--raised)}.nav-count{margin-left:auto;font:11px monospace;color:var(--muted)}.rail-foot{margin: auto 13px 0;padding-top:90px;font-size:12px;color:var(--muted)}.rail-foot p{font-size:12px;color:var(--faint);line-height:1.8}.rail-foot a{display:inline-block;padding:10px 0;font-size:12px}.status-dot{height:6px;width:6px;display:inline-block;background:var(--positive);border-radius:50%;margin-right:8px}main{padding:36px clamp(20px,3vw,46px) 48px;min-width:0;max-width:1600px;width:100%;margin:0 auto}h1{font-size:28px;line-height:1.2;letter-spacing:-1px;margin:7px 0 12px}h2{font-size:19px;line-height:1.3;margin:0 0 12px;letter-spacing:-.3px}h3{font-size:15px;margin:0 0 10px}p{margin:0 0 16px}.eyebrow{font:11px/1.5 ui-monospace,monospace;color:var(--faint);letter-spacing:.1em;text-transform:uppercase}.page-head{display:flex;justify-content:space-between;align-items:center;gap:24px;margin-bottom:28px}.subheading{font-size:14px;color:var(--muted);margin:0;max-width:660px}.primary,.secondary,.text-button{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:var(--radius);min-height:44px;padding:11px 17px;font-size:14px;font-weight:700;text-decoration:none;line-height:1.45}.primary{background:var(--accent);border:1px solid var(--accent);color:#101418}.primary:hover{background:var(--hover);border-color:var(--hover)}.secondary{background:transparent;border:1px solid #657582;color:var(--text)}.secondary:hover{background:var(--raised)}.text-button{border:0;background:none;color:var(--muted);padding-inline:4px}.text-button:hover{color:var(--text);text-decoration:underline}.actions{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.section-heading{display:flex;align-items:center;gap:12px;padding:22px 0 13px}.section-heading h2{font-size:14px;margin:0;font-weight:700}.section-heading .count{font:11px monospace;padding:2px 6px;background:var(--raised);border-radius:3px;color:var(--muted)}.section-heading .context{margin-left:auto;color:var(--faint);font-size:12px}.exchange-list{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.exchange-row{display:grid;grid-template-columns:42px minmax(0,1fr) minmax(130px,.5fr) 26px;gap:16px;padding:20px;align-items:center;background:var(--surface);color:inherit;text-align:left;text-decoration:none;border-bottom:1px solid var(--line);width:100%}.exchange-row:last-child{border-bottom:0}.exchange-row:hover{background:#202932}.file-icon{height:40px;width:36px;background:#26323c;border:1px solid #455565;border-radius:4px;display:grid;place-items:center;font:12px monospace;color:#c9d9e5}.exchange-title{font-size:15px;font-weight:700;margin-bottom:4px}.exchange-meta{font-size:13px;color:var(--muted)}.exchange-next{font-size:13px;color:var(--accent);font-weight:700}.exchange-next small{display:block;color:var(--faint);font-size:12px;font-weight:400;margin-top:3px}.row-arrow{color:var(--faint)}.waiting .exchange-next{color:var(--amber)}.completed .exchange-next{color:var(--positive)}.intro-strip{border-left:2px solid var(--accent);background:#1c242b;padding:15px 18px;display:flex;align-items:center;gap:20px;margin-bottom:8px}.intro-strip span{font-size:14px;color:var(--muted)}.intro-strip b{color:var(--text)}.intro-strip .text-button{white-space:nowrap;margin-left:auto}.workspace-note{font-size:12px;color:var(--faint);margin-top:27px}.back{display:inline-flex;min-height:44px;align-items:center;color:var(--muted);text-decoration:none;font-size:13px;margin-bottom:12px}.back:hover{color:var(--text)}.detail-grid{display:grid;grid-template-columns:minmax(0,1fr) 290px;gap:24px;align-items:start}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);min-width:0;overflow:hidden}.panel-head{padding:17px 22px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:13px;font-weight:700}.panel-head span:last-child{font-size:11px;color:var(--faint);font-family:ui-monospace,monospace}.panel-body{padding:28px}.panel-body h2{font-size:22px;margin:13px 0;letter-spacing:-.6px}.panel-body>p{font-size:14px;color:var(--muted);line-height:1.7;max-width:580px}.step-mark{width:34px;height:34px;display:grid;place-items:center;border:1px solid var(--accent);border-radius:50%;color:var(--accent);font-size:14px}.badge{display:inline-block;white-space:nowrap;border:1px solid #686047;background:#2b281e;color:var(--amber);padding:5px 9px;border-radius:4px;font-size:11px}.badge.attention{border-color:#815b50;color:#ffb8a8;background:#30221f}.badge.complete{border-color:#446858;color:var(--positive);background:#1b2a24}.detail-facts{margin:0}.detail-facts>div{display:grid;grid-template-columns:90px minmax(0,1fr);gap:10px;padding:13px 20px;border-bottom:1px solid var(--line);font-size:12px}.detail-facts dt{color:var(--faint)}.detail-facts dd{margin:0;overflow-wrap:anywhere}.detail-facts dd strong{font-weight:400;color:var(--positive)}.timeline{list-style:none;padding:0;margin:0}.timeline li{position:relative;padding:0 0 23px 22px;font-size:13px;color:var(--muted);border-left:1px solid #43515d;margin-left:4px}.timeline li:before{position:absolute;content:'';height:7px;width:7px;background:#7f99ad;border-radius:50%;left:-4px;top:6px}.timeline li:last-child{padding-bottom:0;border-left-color:transparent}.timeline small{font-size:11px;color:var(--faint);display:block;margin-top:4px}.aside-panel{margin-bottom:20px}.side-body{padding:20px}.side-body h3{font-size:13px;margin-bottom:18px}.boundary{padding:13px 16px;border-left:2px solid #617a8f;background:#202a33;color:var(--muted);font-size:13px;line-height:1.6;margin:20px 0 25px}.review{margin:22px 0;border-top:1px solid var(--line)}.review div{display:flex;justify-content:space-between;gap:24px;padding:12px 0;border-bottom:1px solid var(--line);font-size:14px}.review dt{color:var(--muted)}.review dd{margin:0;overflow-wrap:anywhere;text-align:right}.field{display:grid;gap:9px;margin-bottom:22px}.field label{font-size:14px;font-weight:700}.field input,.field textarea{width:100%;min-width:0;background:#10171d;border:1px solid #6d7f8e;border-radius:4px;padding:13px 14px;color:var(--text);font-size:16px}.field textarea{min-height:120px;resize:vertical}.field small{color:var(--muted);font-size:12px;line-height:1.6}.field input[aria-invalid=true]{border-color:#ffa293}.field .error{color:#ffb3a6}.stepper{display:flex;gap:16px;margin:0 0 26px;font-size:12px;color:var(--faint);border-bottom:1px solid var(--line);padding-bottom:17px}.stepper .current{color:var(--accent);font-weight:700}.stepper .done{color:var(--positive)}.empty{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:70px;align-items:center;padding:52px 40px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin-top:30px}.empty h2{font-size:28px;max-width:410px;line-height:1.3}.empty p{color:var(--muted);font-size:15px;line-height:1.75;max-width:470px}.expansion{display:flex;align-items:center;gap:14px;justify-content:center;margin-bottom:20px}.expansion b{font:24px Georgia;display:grid;place-items:center;width:51px;height:51px;border:1px solid #6d7c87;border-radius:50%;font-weight:400}.expansion b:last-child{border-color:var(--accent);color:var(--accent)}.expansion span{color:var(--accent)}.empty aside p{text-align:center;font-size:12px}.task-choice{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:24px 0}.task-choice button{text-align:left;background:var(--surface);border:1px solid #4a5b68;padding:23px;color:var(--text);border-radius:5px;min-height:124px}.task-choice button:hover{border-color:var(--accent);background:var(--raised)}.task-choice strong{font-size:18px;display:block;margin:7px 0}.task-choice small{font-size:13px;color:var(--muted);line-height:1.6}.creation{max-width:760px}.warning{border:1px solid #896653;background:#2c241f;padding:18px 20px;border-radius:4px;margin-bottom:24px}.warning h2{color:#ffb7a3;font-size:17px;margin:0 0 8px}.warning p{color:#d5bfb4;font-size:14px;margin:0 0 12px}.simulation{margin-top:23px;border-top:1px dashed #4c5863;padding-top:14px;display:flex;align-items:center;justify-content:space-between;gap:14px;font-size:12px;color:var(--faint)}.simulation button{font-size:12px;min-height:36px}.ack{display:flex;align-items:flex-start;gap:12px;font-size:14px;color:var(--muted);margin:22px 0}.ack input{margin-top:4px;accent-color:var(--accent);height:18px;width:18px;flex-shrink:0}.plain-details{font-size:12px;padding:16px 20px}.plain-details summary{cursor:pointer;min-height:28px;color:var(--muted)}.plain-details code{display:block;font-size:11px;overflow-wrap:anywhere;margin-top:14px;color:var(--faint)}.pending-icon{font-size:24px;color:var(--amber);margin-bottom:16px}.success-icon{color:var(--positive);font-size:27px}.reading{white-space:pre-wrap;background:var(--bg);border:1px solid var(--line);padding:20px;font-size:15px;color:var(--text)}.empty-section{font-size:13px;color:var(--faint);padding:19px;border:1px dashed var(--line);border-radius:4px}.about{max-width:700px}.about p,.about li{color:var(--muted);line-height:1.8}.about li{margin-bottom:9px}
@media(min-width:1500px){main{padding-inline:60px}.page-head{margin-bottom:35px}.exchange-row{padding:24px}}
@media(max-width:1100px){.workspace{grid-template-columns:185px minmax(0,1fr)}.detail-grid{grid-template-columns:minmax(0,1fr)}.detail-aside{display:grid;grid-template-columns:1fr 1fr;gap:18px}.empty{gap:26px;padding:32px;grid-template-columns:1fr}.empty aside{display:none}.network{margin:0}.account>span:not(.network){display:none}.brand-product{display:none}.exchange-row{grid-template-columns:32px minmax(0,1fr) 140px 14px;gap:12px}.file-icon{width:30px;height:36px}}
@media(max-width:760px){.prototype-bar{padding:10px 16px;flex-direction:column;align-items:flex-start;gap:8px}.prototype-bar b{display:block;margin:0 0 4px}.topbar{padding-inline:18px;height:66px}.brand{font-size:16px}.workspace{grid-template-columns:minmax(0,1fr)}.rail{padding:10px 14px;border-right:0;border-bottom:1px solid var(--line)}.rail-label,.rail-foot{display:none}.rail nav{display:flex;gap:10px;flex-wrap:wrap}.rail nav a{padding:9px;font-size:13px}.nav-count{margin-left:8px}main{padding:25px 18px 40px}.page-head{align-items:flex-start;flex-direction:column;gap:18px;margin-bottom:16px}h1{font-size:26px}.intro-strip{align-items:flex-start;flex-direction:column;gap:3px}.intro-strip .text-button{margin:0}.exchange-row{grid-template-columns:32px minmax(0,1fr) 16px;padding:18px 14px;gap:10px}.exchange-next{grid-column:2;grid-row:2}.row-arrow{grid-column:3;grid-row:1}.exchange-meta{font-size:12px}.section-heading .context{display:none}.panel-body{padding:22px 18px}.panel-head{padding:15px 18px}.detail-aside{grid-template-columns:minmax(0,1fr)}.empty{padding:28px 22px}.task-choice{grid-template-columns:minmax(0,1fr)}.detail-grid{gap:20px}.simulation{align-items:flex-start;flex-direction:column}.review div{gap:14px}.stepper{gap:12px;font-size:11px}.primary,.secondary{font-size:13px}.account{font-size:12px}.network{font-size:11px}.empty h2{font-size:25px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}


main:focus { outline: none; }
.knowledge-source{margin:0 0 24px;padding:0;border:0;min-width:0}.knowledge-source legend{font-size:14px;font-weight:700;margin-bottom:12px}.source-switch{display:flex;gap:4px;margin-bottom:20px;padding:4px;background:var(--raised);border:1px solid var(--line);border-radius:5px;width:fit-content}.source-switch button{background:transparent;color:var(--muted);border:1px solid transparent;border-radius:3px;min-height:44px;padding:9px 18px;font-size:14px}.source-switch button[aria-pressed=true]{background:var(--bg);color:var(--text);border-color:var(--accent)}.source-switch button:hover{color:var(--text)}.upload-zone{padding:20px;border:1px dashed #788c9b;border-radius:5px;background:#141b22}.upload-zone .field{margin-bottom:0}.upload-zone input[type=file]{font-size:13px;padding:10px;overflow:hidden}.upload-zone input::file-selector-button{min-height:40px;border:1px solid var(--accent);background:var(--accent);color:var(--bg);padding:8px 12px;border-radius:3px;margin-right:12px;font-weight:700;cursor:pointer}.attachment{display:flex;gap:14px;align-items:center;border:1px solid var(--line);background:var(--bg);padding:16px;margin:18px 0 6px;border-radius:4px;min-width:0}.attachment>div{min-width:0}.attachment strong{display:block;font-size:14px;overflow-wrap:anywhere}.attachment small{display:block;font-size:12px;color:var(--muted);line-height:1.7;margin-top:5px}.attachment .file-icon{flex-shrink:0}.review small{font-size:12px;color:var(--muted)}
@media(max-width:480px){.upload-zone{padding:14px}.source-switch{width:100%}.source-switch button{flex:1}.attachment{padding:12px}}

.retention{font-size:13px;color:var(--muted);margin-top:18px}.error{color:#ffb3a6}.file-experience{margin:20px 0}.file-experience progress{width:100%;accent-color:var(--accent);height:12px}.file-experience .boundary p{margin:10px 0 0}.file-experience .simulation{flex-wrap:wrap}.file-experience .plain-details{overflow-wrap:anywhere}

.retention-disclosure{margin:16px 0;font-size:13px;color:var(--muted);text-align:left;border-top:1px solid var(--line);padding-top:8px}.retention-disclosure summary{cursor:pointer;min-height:44px;padding:10px 0}.retention-disclosure summary strong{color:var(--text);margin-right:10px}.retention-disclosure summary span{overflow-wrap:anywhere}.retention-disclosure p{margin:10px 0;max-width:60ch;line-height:1.6}.review .retention-disclosure{margin:0;border:0;padding:0}.review .retention-disclosure summary{padding-top:0}.review .retention-disclosure summary strong{display:none}

/* Cause and effect, with independent renewal and expiry outcomes. */
.policy-flow{list-style:none;padding:0;margin:10px 0;border:1px solid var(--line);border-radius:4px;overflow:hidden}.policy-flow li{display:grid;grid-template-columns:minmax(0,1fr) 28px minmax(0,1fr);gap:10px;align-items:center;padding:12px;border-bottom:1px solid var(--line);background:var(--bg)}.policy-flow li:last-child{border-bottom:0}.policy-flow strong{font-weight:500;color:var(--text)}.policy-flow small{display:block;color:var(--muted);font-size:11px;margin-top:4px}.policy-arrow{text-align:center;color:var(--accent);font-size:22px}.retention-disclosure .policy-footnote{font-size:12px;color:var(--faint)}@media(max-width:480px){.policy-flow li{grid-template-columns:minmax(0,1fr) 20px minmax(0,1fr);gap:6px;padding:10px 8px;font-size:12px}.policy-arrow{font-size:18px}}

.package-timer{display:block;font:12px/1.7 ui-monospace,monospace;font-variant-numeric:tabular-nums;color:var(--amber);margin-top:6px;overflow-wrap:anywhere}.package-timer.expired{color:var(--accent)}.timer-help{display:block;margin-top:6px;color:var(--muted);font-size:11px}.detail-facts .package-timer{margin:0}

/* A compact operational rhythm; inherited identity and focus colors retained. */
:root{--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--space-7:48px;--space-8:64px;--space-9:96px;--space-section:clamp(48px,32px + 4vw,96px)}
.demo-global{max-width:420px}.demo-global summary,.demo-local summary,.support-details summary{cursor:pointer;min-height:44px;display:list-item;padding:12px 0;color:var(--muted);font-size:13px}.demo-global p{margin:8px 0;font-size:12px}.prototype-bar{align-items:flex-start;padding-block:0}.prototype-bar>span{padding-block:14px}.demo-local{margin-top:24px;border-top:1px solid var(--line)}.support-details{border-bottom:1px solid var(--line);padding:0 0 8px}.support-details>p{font-size:13px;color:var(--muted);overflow-wrap:anywhere;margin:12px 0}.support-details .timeline{margin:16px 0}.support-details .detail-facts>div{padding:12px 0}.detail-grid{grid-template-columns:minmax(0,1fr) 260px}.detail-aside{padding:0 8px}.creation{max-width:700px}.creation>h1{margin-bottom:24px}.creation .panel{border:0;background:transparent}.creation .panel-body{padding:0}.form-note{font-size:12px;color:var(--muted);margin:12px 0}.selected-file{display:flex;gap:12px;align-items:center;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:4px;margin-bottom:8px;min-width:0}.selected-file>div{min-width:0;flex:1}.selected-file strong{display:block;overflow-wrap:anywhere;font-size:14px}.selected-file small{display:block;margin-top:4px;color:var(--muted);font-size:12px}.file-choice{position:relative}.file-choice>small{font-size:12px;color:var(--muted)}.file-input-accessible{position:absolute;left:0;top:0;width:1px;height:1px;opacity:0}.file-input-accessible:focus-visible+.selected-file{outline:3px solid var(--focus);outline-offset:4px}.selected-file label{cursor:pointer}.knowledge-source{margin-bottom:24px}.source-switch{margin-bottom:16px}.retention-disclosure{margin:12px 0}.policy-flow li{padding:8px 12px}.ack{margin:16px 0}.field{margin-bottom:16px}.field input{padding:10px 12px}.panel-body{padding:24px}.panel-body h2{margin:0 0 16px;font-size:20px}.file-experience{margin:0}.exchange-row{padding:16px 20px}.exchange-title{font-size:16px}.package-timer{font-family:inherit;font-size:12px;margin-top:4px}.section-heading{padding-top:24px}.page-head h1{margin:0}.meta-version{font-size:.8em;color:var(--muted);font-weight:400}.panel-body>.selected-file{background:var(--bg)}
@media(max-width:1100px){.detail-grid{grid-template-columns:minmax(0,1fr)}.detail-aside{display:block;padding:0}.detail-grid{max-width:760px}}
@media(max-width:760px){.prototype-bar{flex-direction:row;flex-wrap:wrap;gap:0 12px}.prototype-bar b{display:inline}.demo-global{max-width:100%}.workspace .rail nav a{min-height:44px}.detail-grid{gap:16px}.selected-file{flex-wrap:wrap}.selected-file>div{flex-basis:100%}.page-head{flex-direction:row;flex-wrap:wrap}.page-head h1{font-size:24px}.exchange-row{padding:16px 12px}.policy-flow li{padding:8px}.stepper{margin-bottom:16px}.topbar{height:60px}.creation>h1{margin-bottom:16px}}

/* Refined controls: clear states, quieter surfaces, one accent action. */
:root{--control-radius:8px;--control-edge:#657582;--control-hover:#25313b}
.primary,.secondary,.text-button{border-radius:var(--control-radius);font-weight:600;transition:background-color 120ms ease,color 120ms ease,border-color 120ms ease}
.primary{padding:11px 18px;border-color:transparent}
.primary:active{background:#e97863}
.secondary{border-color:transparent;background:#222c35;color:var(--text)}
.secondary:hover{background:#303e49;border-color:transparent}
.text-button{padding:10px 12px;color:var(--muted)}
.text-button:hover{background:#202a33;color:var(--text);text-decoration:none}
button:disabled{opacity:.5}
.source-switch{width:100%;border:0;border-bottom:1px solid var(--line);border-radius:0;background:transparent;padding:0;gap:24px;margin-bottom:20px}
.source-switch button{flex:none;position:relative;min-width:60px;padding:10px 0 14px;border:0;border-radius:0;background:transparent;color:var(--muted);font-weight:600}
.source-switch button[aria-pressed=true]{background:transparent;border:0;color:var(--text)}
.source-switch button[aria-pressed=true]::after{content:'';position:absolute;bottom:-1px;left:0;right:0;height:2px;background:var(--accent);border-radius:2px}
.source-switch button:hover{color:var(--hover)}
.field input,.field textarea{border:1px solid var(--control-edge);border-radius:var(--control-radius);background:#151c23;padding:12px 14px;transition:border-color 120ms ease,background-color 120ms ease}
.field input:hover,.field textarea:hover{border-color:#8a9caa}
.field input:focus,.field textarea:focus{background:#19232c;border-color:var(--focus)}
.field input::placeholder,.field textarea::placeholder{color:#91a0ad;opacity:1}
.field input[aria-invalid=true]{border-color:#ffa293}
.selected-file{border:0;border-radius:10px;background:#1b242c;padding:16px;gap:12px}
.selected-file .secondary{background:transparent;color:var(--text)}
.selected-file .secondary:hover{background:var(--control-hover)}
.file-input-accessible[aria-invalid=true]+.selected-file{outline:1px solid #ffa293}
.selected-file .text-button{font-size:13px}
.ack{align-items:center;min-height:44px;cursor:pointer}
.ack input{appearance:none;-webkit-appearance:none;display:grid;place-content:center;flex-shrink:0;width:20px;height:20px;margin:0;border:1px solid #8092a0;border-radius:5px;background:#18212a;cursor:pointer}
.ack input:checked{background:var(--accent);border-color:var(--accent)}
.ack input:checked::before{content:'';width:10px;height:6px;border-left:2px solid var(--bg);border-bottom:2px solid var(--bg);transform:translateY(-1px) rotate(-45deg)}
.ack:hover input:not(:checked){border-color:var(--text)}
summary{list-style:none!important;position:relative;padding-right:28px!important;border-radius:4px}
summary::-webkit-details-marker{display:none}
summary::marker{content:''}
summary::after{content:'';position:absolute;right:6px;top:18px;width:6px;height:6px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(-45deg);transition:transform 120ms ease}
details[open]>summary::after{transform:rotate(45deg)}
summary:hover{color:var(--text)}
.retention-disclosure summary strong{font-weight:600}
.retention-disclosure summary span{font-size:12px}
.demo-global summary{font-size:12px}
.task-choice button{border:1px solid var(--line);border-radius:10px;padding:24px;background:var(--surface);transition:background-color 120ms ease,border-color 120ms ease}
.task-choice button:hover{background:#212d36;border-color:#748796}
.rail nav a{border-left:0!important;border-radius:7px}
.rail nav a[aria-current=page]{background:#202d36;box-shadow:inset 2px 0 var(--accent)}
.file-icon{border:0;background:#25323d;border-radius:7px}
.badge{border:0;background:#2c2a22;border-radius:6px}
@media(max-width:760px){.selected-file{gap:8px}.selected-file>div{flex-basis:100%}.source-switch{gap:24px}.source-switch button{flex:none}.primary,.secondary{min-height:44px}}
@media(prefers-reduced-motion:reduce){summary::after{transition:none}}
@media(forced-colors:active){.primary,.secondary,.selected-file,.source-switch button{border:1px solid ButtonText}.source-switch button[aria-pressed=true]::after{background:Highlight}.ack input{appearance:auto;-webkit-appearance:checkbox}.ack input:checked::before{content:none}.rail nav a[aria-current=page]{outline:1px solid Highlight}}

/* Compact short fields with persistent labels outside the border. */
#draft-form .compact-field{width:min(100%,440px);max-width:440px;gap:8px;margin-bottom:16px}
#draft-form .compact-field>label{font-size:13px;font-weight:500;color:var(--text);line-height:1.5}
.input-surface{background:#18212a;border:1px solid var(--control-edge);border-radius:8px;transition:border-color 120ms ease,background-color 120ms ease}
.field .input-surface>input{display:block;width:100%;min-height:44px;border:0;border-radius:8px;background:transparent;padding:10px 12px;margin:0;box-shadow:none;font-size:16px;line-height:1.5}
.field .input-surface>input:focus,.field .input-surface>input:focus-visible{outline:none;border:0;background:transparent}
.input-surface:hover{border-color:#8a9caa}
.input-surface:focus-within{outline:2px solid var(--focus);outline-offset:2px;border-color:transparent;background:#1b2731}
.input-surface:has(input:user-invalid),.input-surface:has(input[aria-invalid=true]){border-color:#ffa293}
#draft-form>.actions{max-width:440px;gap:8px}
#draft-form .knowledge-source{margin-bottom:16px}
#draft-form .knowledge-source>.ack{margin-bottom:0}
@media(max-width:480px){#draft-form>.actions>.primary{flex:1}#draft-form>.actions>.text-button{flex:none}}
@media(forced-colors:active){.input-surface{border:1px solid CanvasText}.input-surface:focus-within{outline-color:Highlight}.field .input-surface>input{color:CanvasText}}

/* Surface polish: restrained depth and status cues, with compact forms intact. */
.topbar{background:#151c22;border-bottom-color:#2b3741}
.rail{background:#12181e;border-right-color:#2b3741}
.brand-mark{box-shadow:0 0 0 5px #ef806b0a}
.page-head{padding-bottom:24px;border-bottom:1px solid #29343e;margin-bottom:8px}
h1{font-weight:600;letter-spacing:-1.1px}
.section-heading{gap:10px;padding-top:28px;padding-bottom:12px}
.section-heading::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--muted);flex-shrink:0}
.attention .section-heading::before{background:var(--accent)}
.waiting .section-heading::before{background:var(--amber)}
.completed .section-heading::before{background:var(--positive)}
.section-heading h2{font-weight:500;color:#cbd5dd}
.section-heading .count{background:transparent;color:var(--faint);padding:0;font-size:12px}
.exchange-list{border-color:#303d48;border-radius:12px;box-shadow:0 4px 14px #00000014}
.exchange-row{background:#192129;border-bottom-color:#303d48;transition:background-color 140ms ease}
.exchange-row:hover,.exchange-row:focus-visible{background:#222e38}
.exchange-row:focus-visible{outline-offset:-3px}
.exchange-title{font-weight:500;letter-spacing:-.2px}
.exchange-row .file-icon{width:36px;height:40px;background:#263540;font-size:18px;color:#bdcfdd}
.attention .exchange-row .file-icon{background:#352a28;color:#f2a18f}
.completed .exchange-row .file-icon{background:#24352f;color:var(--positive)}
.exchange-next{font-size:12px;font-weight:500}
.row-arrow{width:26px;height:26px;display:grid;place-items:center;border-radius:50%;color:#a6b5c1;transition:background-color 140ms ease,color 140ms ease}
.exchange-row:hover .row-arrow{background:#33434f;color:var(--text)}
.primary{box-shadow:inset 0 1px 0 #ffffff24,0 2px 5px #0000001a}
.panel{border-radius:12px;border-color:#303d48}
.creation .panel{border-radius:0}
.selected-file{box-shadow:inset 0 0 0 1px #34434f}
.stepper{padding-bottom:16px;border-bottom-color:#2c3944}
.stepper .current{position:relative}
.stepper .current::after{content:'';position:absolute;bottom:-17px;left:0;right:0;height:2px;background:var(--accent)}
.input-surface{box-shadow:inset 0 1px 2px #00000014}
@media(max-width:760px){.page-head{padding-bottom:20px}.section-heading{padding-top:24px}.exchange-row .file-icon{width:30px;height:36px}.row-arrow{width:16px;height:26px}.rail{border-bottom-color:#2b3741}}
@media(forced-colors:active){.section-heading::before{background:CanvasText}.stepper .current::after{background:Highlight}.exchange-row .file-icon{color:CanvasText}.selected-file{border:1px solid CanvasText}}

/* Opt-in alternative: pill primary actions and open, underlined secondary actions. */
.buttons-light .primary{border-radius:999px;padding-inline:24px;box-shadow:none}
.buttons-light .secondary,.buttons-light .text-button{background:transparent;border-color:transparent;border-radius:0;box-shadow:none;text-decoration:underline;text-decoration-color:#6d7f8e;text-decoration-thickness:1px;text-underline-offset:6px}
.buttons-light .secondary:hover,.buttons-light .text-button:hover{background:transparent;color:var(--hover);text-decoration-color:currentColor}
.buttons-light .rail nav a,.buttons-light .rail nav a[aria-current=page]{background:transparent;border-radius:0;box-shadow:none}
.buttons-light .rail nav a[aria-current=page]{color:var(--accent);text-decoration:underline;text-underline-offset:8px;text-decoration-thickness:2px}
.buttons-light .rail nav a:hover{color:var(--hover)}
.buttons-light .exchange-row .file-icon{background:transparent;border-radius:50%;font-size:21px}
.buttons-light .row-arrow{border:1px solid #536674;width:30px;height:30px;border-radius:50%}
.buttons-light .exchange-row{grid-template-columns:42px minmax(0,1fr) minmax(130px,.5fr) 30px}
.buttons-light .exchange-next{text-decoration:underline;text-underline-offset:5px;text-decoration-color:#647480}
.buttons-light .exchange-row:hover .row-arrow{background:var(--accent);border-color:var(--accent);color:var(--bg)}
@media(max-width:760px){.buttons-light .exchange-row{grid-template-columns:32px minmax(0,1fr) 30px}.buttons-light .primary{padding-inline:20px}}
@media(forced-colors:active){.buttons-light .primary{border:1px solid ButtonText}.buttons-light .rail nav a[aria-current=page]{color:LinkText}}

/* Original KEP orb, cropped with the existing site asset treatment. */
.brand{gap:10px;flex-shrink:0}
.kep-orb{display:block;width:52px;height:52px;object-fit:contain;clip-path:circle(45.9% at 50% 50%)}
.kep-wordmark{display:grid;gap:2px;line-height:1.15}
.kep-wordmark strong{font-size:23px;letter-spacing:1.4px;font-weight:600}
.kep-wordmark small{font-size:10px;letter-spacing:.25px;color:var(--muted)}
@media(max-width:760px){.kep-orb{width:44px;height:44px}.kep-wordmark strong{font-size:20px}.brand{gap:7px}.topbar{gap:12px}}

/* Display the approved raster lockup without altering or regenerating its pixels.
   Source viewport: x=240, y=245, width=1090, height=345 of 1536x1024. */
.kep-logo-window{position:relative;display:block;width:160px;aspect-ratio:310/104;flex-shrink:0}
.kep-logo-window img{display:block;width:100%;height:auto;max-width:100%;position:static}
@media(max-width:760px){.kep-logo-window{width:132px}}
@media(forced-colors:active){.brand::after{content:'KEP';font-weight:700}.kep-logo-window{display:none}}

/* Blend the dark presentation background into the header surface. */
.kep-logo-window{}

.lab-attribution{display:flex;flex-direction:column;gap:10px;align-items:flex-start}.lab-attribution>span{font:11px/1.5 Arial,sans-serif;color:inherit}.lab-logo{display:block;position:relative;width:190px;max-width:100%;aspect-ratio:470/110;}.lab-logo img{display:block;width:100%;height:auto;max-width:100%;position:static}.lab-attribution-light .lab-logo{}@media(forced-colors:active){.lab-logo img{display:none}.lab-logo{width:auto;aspect-ratio:470/110}.lab-logo::after{content:"CyberAlchemy Lab"}}

.rail-foot .lab-attribution{margin-bottom:20px}.rail-foot .lab-logo{width:190px}

.console-panels{display:grid;gap:24px;min-width:0}.break-text{overflow-wrap:anywhere}.console-panels textarea{max-width:100%}#workspace-status{position:sticky;bottom:12px;margin:0 24px 16px;padding:12px 18px;background:var(--raised);color:var(--text);border:1px solid var(--line);border-radius:8px;z-index:5}#workspace-status.error{color:#ffb7a3}#workspace-status:empty{display:none}.detail-facts dd{overflow-wrap:anywhere}.account a{font-size:13px}.console-panels .field{min-width:0}
h1,.exchange-title,.selected-file strong{overflow-wrap:anywhere}.selected-file>div{min-width:0}@media(max-width:480px){.account .network{display:none}}

/* Action surfaces: curved light and shadow, with no filled button box. */
body :is(.primary,.secondary,.text-button){
  background:transparent;border:0;border-radius:999px;
  padding:11px 20px;min-height:44px;color:var(--text);text-decoration:none;
  box-shadow:0 5px 12px #00000040,inset 0 1px 0 #ffffff12,inset 0 -1px 0 #00000035;
  transition:box-shadow 160ms ease,color 160ms ease;
}
body .primary{color:var(--accent)}
body .text-button{color:var(--muted);box-shadow:0 3px 8px #00000025,inset 0 -1px 0 #ffffff0d}
body :is(.primary,.secondary,.text-button):hover:not(:disabled){
  background:transparent;color:var(--hover);text-decoration:none;
  box-shadow:0 7px 16px #00000055,inset 0 1px 0 #ffffff24,inset 0 -1px 0 #ef806b25;
}
body :is(.primary,.secondary,.text-button):active:not(:disabled){
  background:transparent;box-shadow:inset 0 3px 8px #00000065,inset 0 -1px 0 #ffffff16;
}
body :is(.primary,.secondary,.text-button):focus-visible{outline:3px solid var(--focus);outline-offset:4px}
body :is(.primary,.secondary,.text-button):disabled{box-shadow:none}
@media(prefers-reduced-motion:reduce){body :is(.primary,.secondary,.text-button){transition:none}}
@media(forced-colors:active){body :is(.primary,.secondary,.text-button){border:1px solid ButtonText;color:ButtonText;box-shadow:none}body :is(.primary,.secondary,.text-button):disabled{color:GrayText;border-color:GrayText}}

/* A compact focal point for account connection and recovery. */
.account-page{max-width:560px;padding-top:4px}
.account-page .back{margin-bottom:30px}
.account-heading{display:flex;align-items:center;gap:18px;margin-bottom:26px}
.account-heading h1{margin:5px 0 0;font-size:28px;letter-spacing:-.7px}
.account-emblem{display:grid;place-items:center;width:56px;height:56px;flex-shrink:0;border-radius:50%;color:var(--accent);background:radial-gradient(circle at 35% 25%,#ef806b12,transparent 75%);box-shadow:inset 0 1px 0 #ffffff15,0 8px 24px #00000025}
.account-emblem svg{width:30px;height:30px}
.account-page .panel{overflow:visible}
.account-page .panel-body>.account-intro{font-size:16px;line-height:1.7;color:var(--muted);margin-bottom:24px}
.account-page .panel-body>.primary{margin-bottom:8px}
.account-steps{list-style:none;padding:26px 0 0;margin:28px 0 0;border-top:1px solid #ffffff0d;display:grid;grid-template-columns:1fr 1fr;gap:24px}
.account-steps li{display:flex;gap:12px;align-items:baseline}
.account-step-number{font:11px ui-monospace,monospace;color:var(--accent)}
.account-steps strong{display:block;font-size:13px;font-weight:600;margin-bottom:5px}
.account-steps div>span{display:block;font-size:12px;line-height:1.7;color:var(--muted);max-width:180px}
.account-page .actions{margin-bottom:26px}
@media(max-width:480px){.account-page .back{margin-bottom:20px}.account-heading{gap:14px}.account-heading h1{font-size:26px}.account-steps{grid-template-columns:1fr;gap:20px}.account-steps div>span{max-width:none}}

/* Small glowing orbs guide the first exchange without enclosing button boxes. */
.first-exchange{max-width:480px;margin-top:40px;padding:12px 0}
.first-exchange h2{font-size:22px;letter-spacing:-.5px;margin-bottom:10px}
.first-exchange>p{font-size:14px;line-height:1.7;color:var(--muted);max-width:360px;margin-bottom:22px}
.orb-actions{display:flex;flex-wrap:wrap;gap:12px 28px}
.orb-action{--orb-rgb:239,128,107;display:inline-flex;align-items:center;gap:12px;min-height:44px;padding:10px 4px;text-decoration:none;color:var(--accent);font-size:14px;font-weight:600;border-radius:8px}
.orb-receive{--orb-rgb:156,195,255;color:var(--muted)}
.action-orb{display:grid;place-items:center;flex:0 0 24px;width:24px;height:24px;border-radius:50%;font:16px/1 Arial,sans-serif;color:#fff;background:radial-gradient(circle at 32% 24%,rgba(var(--orb-rgb),.6),rgba(var(--orb-rgb),.24) 48%,rgba(var(--orb-rgb),.08));box-shadow:inset 0 1px 1px rgba(var(--orb-rgb),.65),inset 0 -1px 2px rgba(var(--orb-rgb),.2),0 0 12px rgba(var(--orb-rgb),.22);transition:box-shadow 160ms ease}
.orb-action:hover,.orb-action:focus-visible{color:var(--text)}
.orb-action:hover .action-orb,.orb-action:focus-visible .action-orb{box-shadow:inset 0 1px 2px rgba(var(--orb-rgb),.8),0 0 18px rgba(var(--orb-rgb),.4)}
.orb-action:active .action-orb{box-shadow:inset 0 2px 4px #0008,0 0 8px rgba(var(--orb-rgb),.25)}
@media(prefers-reduced-motion:reduce){.action-orb{transition:none}}
@media(forced-colors:active){.action-orb{background:Canvas;color:LinkText;border:1px solid LinkText;box-shadow:none}.orb-action{color:LinkText}}

/* File dragging shares the compact picker surface. */
.file-choice .selected-file{transition:box-shadow .15s ease,background .15s ease}
.file-choice.is-dragging .selected-file{background:rgba(255,130,100,.09);box-shadow:0 0 0 2px var(--focus),0 0 24px rgba(255,130,100,.12)}
@media(prefers-reduced-motion:reduce){.file-choice .selected-file{transition:none}}

/* Inline feedback never covers workspace controls. */
#workspace-status{position:static;bottom:auto;margin:12px 0 0;padding:10px 14px;display:flex;align-items:center;gap:12px;flex-basis:100%;width:100%;max-width:640px;box-sizing:border-box;z-index:auto;font-size:13px}
#workspace-status[hidden]{display:none}#notice-message{flex:1;overflow-wrap:anywhere}#dismiss-notice{border:0;background:transparent;color:inherit;min-width:44px;min-height:44px;padding:8px;font-size:22px;cursor:pointer}#workspace-status.progress{border-color:var(--accent)}.receiving-details{margin:24px 0}.receiving-details textarea{width:100%;box-sizing:border-box;min-height:180px;font-size:12px}.receiving-details summary{font-size:13px}

/* Mobile rail is a content-sized tab row, not a stretched desktop sidebar. */
@media(max-width:760px){
 .workspace{grid-template-rows:auto minmax(0,1fr);min-height:calc(100dvh - 60px)}
 .workspace .rail{align-self:start;padding:4px 12px;min-height:0}
 .workspace .rail nav{display:flex;flex-wrap:nowrap;gap:8px}
 .workspace .rail nav a{flex:1;justify-content:center;min-width:0;min-height:44px;padding:8px 6px;gap:6px;font-size:12px;white-space:nowrap}
 .workspace .rail .nav-count{margin-left:2px}
}