:root { --bg:#071018; --panel:#0b1721; --panel-2:#0e1c27; --line:#20303c; --muted:#8293a2; --text:#ecf5f8; --cyan:#22d3c5; --cyan-soft:#153d3c; --blue:#54a8ff; --amber:#ffb454; --red:#ff6b6b; --green:#4ade9c; }
* { box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { margin:0; min-width:320px; background:var(--bg); color:var(--text); font-family:Manrope,system-ui,sans-serif; overflow-x:hidden; }
body::before { content:""; position:fixed; inset:0; pointer-events:none; opacity:.045; background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.7'/%3E%3C/svg%3E"); z-index:9; }
.ambient { position:absolute; border-radius:50%; filter:blur(100px); opacity:.13; pointer-events:none; }
.ambient-one { width:520px; height:420px; background:#00f5d4; top:30px; right:-140px; }
.ambient-two { width:440px; height:440px; background:#2855ff; top:540px; left:-250px; }
.topbar { height:76px; padding:0 max(32px,calc((100vw - 1320px)/2)); display:flex; align-items:center; justify-content:space-between; border-bottom:1px solid rgba(255,255,255,.08); position:relative; z-index:2; }
.brand { display:flex; align-items:center; gap:11px; color:#fff; text-decoration:none; font-size:20px; font-weight:800; letter-spacing:-.5px; }
.brand>span:last-child span { color:var(--cyan); }
.brand-mark { width:27px; height:27px; display:grid; grid-template-columns:repeat(3,1fr); gap:3px; transform:skewY(-12deg); }
.brand-mark i { background:var(--cyan); border-radius:2px; display:block; }.brand-mark i:nth-child(2){opacity:.65}.brand-mark i:nth-child(3){opacity:.3}
nav { display:flex; align-items:center; gap:34px; } nav a { color:var(--muted); font-size:13px; font-weight:700; text-decoration:none; padding:28px 0 25px; border-bottom:2px solid transparent; } nav a:hover,nav a.active { color:#fff; border-color:var(--cyan); }
.version-chip { font-size:12px; color:#9badb9; border:1px solid var(--line); border-radius:99px; padding:8px 12px; background:rgba(8,20,28,.8); }.version-chip span{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green);margin-right:5px}.version-chip strong{color:#fff}
main { max-width:1320px; margin:auto; padding:0 32px 90px; position:relative; z-index:1; }
.hero { text-align:center; padding:85px 20px 60px; }.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:"DM Mono";font-size:11px;letter-spacing:.06em;color:#9eb1bd;background:#0d1a24;border:1px solid var(--line);padding:8px 12px;border-radius:99px}.eyebrow span{color:var(--cyan)}
.hero h1{font-size:clamp(48px,7vw,82px);line-height:.98;letter-spacing:-.055em;margin:25px 0 22px}.hero h1 em{font-style:normal;color:transparent;-webkit-text-stroke:1px #728996;background:linear-gradient(90deg,#7a8e99,#dbe7eb);-webkit-background-clip:text;background-clip:text}.hero>p{max-width:650px;margin:auto;color:#94a6b4;line-height:1.7;font-size:16px}.hero-stats{display:flex;justify-content:center;gap:0;margin:40px auto 0}.hero-stats div{padding:0 35px;border-right:1px solid var(--line)}.hero-stats div:last-child{border:0}.hero-stats strong{font-family:"DM Mono";display:block;color:var(--cyan);font-size:19px}.hero-stats span{color:#718493;font-size:11px}
.workspace{display:grid;grid-template-columns:330px 1fr;border:1px solid var(--line);border-radius:18px;background:rgba(9,21,30,.92);box-shadow:0 34px 100px rgba(0,0,0,.35);min-height:670px;overflow:hidden}.rail{background:#09141d;border-right:1px solid var(--line);padding:24px 18px;display:flex;flex-direction:column}.rail-heading{display:flex;justify-content:space-between;align-items:center;padding:0 6px 14px}.rail-heading span,.step-kicker{font-family:"DM Mono";font-size:10px;letter-spacing:.11em;color:#687b8b}.rail-heading button{background:none;border:0;color:#748693;font-size:11px;cursor:pointer}.rail-heading button:hover{color:var(--cyan)}
.root-list{display:flex;flex-direction:column;gap:7px}.root-button{width:100%;display:grid;grid-template-columns:38px 1fr auto;align-items:center;gap:11px;text-align:left;color:#dae4e8;background:transparent;border:1px solid transparent;border-radius:10px;padding:10px;cursor:pointer;transition:.2s}.root-button:hover{background:#0e1d28;border-color:#1b3442;transform:translateX(2px)}.root-button.selected{background:linear-gradient(90deg,#112c32,#0c2028);border-color:#25545a;box-shadow:inset 3px 0 var(--cyan)}.root-icon{width:34px;height:34px;display:grid;place-items:center;border-radius:8px;font-family:"DM Mono";font-weight:700;background:#14242f;color:#8fa3b0}.root-icon.blue{color:#62aefc;background:#142942}.root-icon.cyan{color:#43ded1;background:#123532}.root-icon.violet{color:#b79aff;background:#27213b}.root-icon.amber{color:#ffc06e;background:#382c1b}.root-icon.green{color:#5fe5a4;background:#163329}.root-copy strong{display:block;font-family:"DM Mono";font-size:13px;font-weight:500}.root-copy small{display:block;color:#687c8c;font-size:10px;margin-top:3px}.root-count{font-family:"DM Mono";font-size:10px;color:#637887;background:#0a151e;border:1px solid #1c2c37;padding:3px 6px;border-radius:99px}.rail-note{display:flex;gap:11px;margin-top:auto;background:linear-gradient(145deg,#0e2529,#0b1d24);border:1px solid #1b3f42;border-radius:11px;padding:15px}.shield-icon{flex:0 0 25px;height:25px;border-radius:50%;background:var(--cyan-soft);color:var(--cyan);display:grid;place-items:center;font-size:12px}.rail-note strong{font-size:11px}.rail-note p{color:#6f8793;font-size:10px;line-height:1.5;margin:4px 0 0}
.builder-panel{padding:31px 34px 34px;min-width:0}.panel-toolbar{display:flex;justify-content:space-between;align-items:flex-start}.panel-toolbar h2{font-size:24px;letter-spacing:-.03em;margin:5px 0}.version-select{display:flex;align-items:center;gap:8px;color:#728692;font-size:11px}.version-select select{background:#0b1821;border:1px solid var(--line);color:#b7c6ce;border-radius:8px;padding:8px 28px 8px 10px;font:500 11px "DM Mono"}.breadcrumbs{display:flex;gap:8px;align-items:center;min-height:28px;margin:15px 0;color:#8094a0;font:11px "DM Mono"}.breadcrumbs span:last-of-type{color:var(--cyan)}.breadcrumbs b{font-weight:400;color:#334752}.selectors{display:flex;align-items:flex-end;gap:10px;flex-wrap:wrap;padding:15px 0 24px;border-bottom:1px solid var(--line)}.select-block{flex:1 1 180px;min-width:160px;max-width:260px}.select-block>span{display:block;color:#8699a5;font-size:10px;margin:0 0 7px}.select-block b{color:var(--cyan);font:500 10px "DM Mono";margin-right:5px}.select-block select,.param-field input,.param-field select{width:100%;height:42px;background:#0a1620;border:1px solid #273a46;color:#d9e3e7;border-radius:8px;padding:0 12px;font:500 12px "DM Mono";outline:none}.select-block select:focus,.param-field input:focus,.param-field select:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,197,.08)}.selector-arrow{color:#3b5260;padding-bottom:12px}
.command-search{position:relative;display:flex;align-items:center;gap:10px;background:#08141d;border:1px solid #263a46;border-radius:10px;padding:0 13px;height:48px;margin:3px 0 8px;z-index:4}.command-search>span{color:var(--cyan);font:20px "DM Mono"}.command-search>input{flex:1;min-width:0;background:none;border:0;outline:0;color:#e3ecef;font:12px "DM Mono"}.command-search>input::placeholder{color:#607583}.command-search>kbd{color:#69808e;background:#12232e;border:1px solid #2a3c48;border-radius:4px;padding:2px 6px;font:10px "DM Mono"}.command-search:focus-within{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,197,.07)}.search-results{position:absolute;left:-1px;right:-1px;top:53px;max-height:420px;overflow:auto;background:#091720;border:1px solid #28424e;border-radius:10px;box-shadow:0 24px 70px rgba(0,0,0,.55);padding:6px}.search-results button{width:100%;display:flex;align-items:center;justify-content:space-between;gap:15px;text-align:left;background:transparent;border:0;border-radius:7px;padding:10px;color:#dce7ea;cursor:pointer}.search-results button:hover,.search-results button:focus{background:#102731;outline:0}.search-results button>span{min-width:0}.search-results code{display:block;color:#8cece0;font:11px "DM Mono";white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.search-results small{display:block;color:#6f8490;font-size:9px;margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.search-results b{color:#506873}.no-results{padding:18px;color:#718693;font-size:11px;text-align:center}
.empty-state,.continue-card{text-align:center;padding:100px 20px;color:#748894}.terminal-orbit{width:92px;height:92px;margin:0 auto 22px;border:1px dashed #2a414e;border-radius:50%;display:grid;place-items:center;position:relative}.terminal-orbit::before{content:"";position:absolute;width:5px;height:5px;border-radius:50%;background:var(--cyan);top:11px;right:14px;box-shadow:0 0 12px var(--cyan)}.terminal-orbit span{font:500 18px "DM Mono";color:var(--cyan);background:#10262c;padding:12px;border-radius:8px}.empty-state h3,.continue-card h3{color:#b8c5cb;margin:0 0 8px;font-size:16px}.empty-state p,.continue-card p{font-size:12px}.continue-card{padding:85px 20px}.continue-card>span{display:block;color:var(--cyan);font-size:23px;animation:bob 1.7s infinite}@keyframes bob{50%{transform:translateY(5px)}}
.detail-card{padding-top:26px}.detail-head{display:flex;align-items:flex-start;justify-content:space-between;gap:25px}.badges{display:flex;gap:7px}.badge{font:500 9px "DM Mono";letter-spacing:.03em;text-transform:uppercase;padding:5px 8px;border-radius:4px;border:1px solid}.badge.verified,.badge.green{color:var(--green);background:#112e25;border-color:#20523f}.badge.blue{color:var(--blue);background:#122941;border-color:#234a6c}.badge.amber{color:var(--amber);background:#322719;border-color:#5c4120}.badge.red{color:var(--red);background:#321c20;border-color:#633038}.detail-head h3{font:500 21px "DM Mono";margin:14px 0 8px;color:#f1f7f8}.detail-head p{margin:0;color:#8ca0ac;font-size:13px;line-height:1.6}.docs-link{white-space:nowrap;color:#92a6b1;text-decoration:none;font-size:11px;border:1px solid var(--line);padding:9px 11px;border-radius:7px}.docs-link span{color:var(--cyan)}.docs-link:hover{border-color:var(--cyan);color:#fff}.section-title,.command-box-head{display:flex;align-items:center;justify-content:space-between}.section-title{margin:25px 0 10px}.section-title span,.command-box-head span,.meta-grid>div>span{font:500 9px "DM Mono";letter-spacing:.1em;color:#6f8390}.section-title small{font-size:9px;color:#566d7a}.param-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(165px,1fr));gap:10px}.param-field>span{display:block;font-size:10px;color:#8295a0;margin-bottom:6px}.param-field small{display:block;color:var(--green);font-size:8px;margin-top:4px}.param-field.invalid input{border-color:var(--red)}.param-field.invalid small{color:var(--red)}
.command-box{background:#071219;border:1px solid #25414a;border-radius:10px;margin-top:22px;overflow:hidden;box-shadow:inset 0 0 50px rgba(0,255,220,.025)}.command-box.disabled{opacity:.55}.command-box-head{height:39px;border-bottom:1px solid #1d303a;padding:0 12px;background:#0b1922}.command-box-head button{background:#143536;color:#62e9dc;border:1px solid #285252;border-radius:5px;padding:5px 9px;font-size:10px;cursor:pointer}.command-box-head button:hover:not(:disabled){background:#1a4948}.command-box-head button:disabled{cursor:not-allowed;opacity:.5}.command-box pre{padding:18px;margin:0;overflow:auto;max-height:260px}.command-box code{font:12px/1.65 "DM Mono";color:#9ff5e7}.meta-grid{display:grid;grid-template-columns:1.4fr .7fr .9fr;gap:10px;margin-top:11px}.meta-grid>div{background:#0a161f;border:1px solid var(--line);border-radius:8px;padding:13px;min-width:0}.meta-grid>div>span{display:block;margin-bottom:9px}.meta-grid code{display:block;color:#91a6b1;font:9px/1.55 "DM Mono";white-space:pre-wrap}.meta-grid strong{font-size:11px}.meta-grid p{color:#728793;font-size:9px;line-height:1.45;margin:5px 0 0}.risk-note{border-left-width:3px!important}.risk-note.green{border-left-color:var(--green)!important}.risk-note.blue{border-left-color:var(--blue)!important}.risk-note.amber{border-left-color:var(--amber)!important}.risk-note.red{border-left-color:var(--red)!important}
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:14px;overflow:hidden;margin-top:24px}.principles>div{background:#0a151e;padding:27px}.principles span{color:var(--cyan);font:10px "DM Mono"}.principles h3{font-size:15px;margin:12px 0 6px}.principles p{font-size:11px;color:#718592;line-height:1.55;margin:0}.principles kbd{background:#162732;border:1px solid #2c4350;border-radius:4px;padding:1px 4px;color:#c0d0d7}
.sources{display:grid;grid-template-columns:1fr 1.5fr auto;align-items:center;gap:40px;padding:52px 15px 10px}.sources h2{font-size:24px;margin:6px 0}.sources p{font-size:11px;line-height:1.65;color:#7d919d}.sources a{color:var(--cyan);font-size:11px;text-decoration:none;border:1px solid #25504d;border-radius:7px;padding:10px 13px}.sources a:hover{background:#102d2c}
.legal-notice{display:grid;grid-template-columns:auto 1fr;gap:18px;margin:30px 15px 0;padding:24px;border:1px solid #634b28;border-left:3px solid var(--amber);border-radius:12px;background:linear-gradient(135deg,#171b1b,#17140f)}.legal-notice-icon{color:var(--amber);font-size:25px;line-height:1}.legal-notice h2{font-size:18px;margin:6px 0 10px}.legal-notice p{max-width:900px;color:#a3947c;font-size:11px;line-height:1.7;margin:7px 0}.legal-notice a{display:inline-block;margin-top:7px;color:var(--amber);font-size:11px;text-decoration:none}.legal-notice a:hover{text-decoration:underline}
footer{max-width:1320px;margin:auto;padding:22px 32px;border-top:1px solid var(--line);display:flex;justify-content:space-between;color:#516773;font-size:9px}.toast{position:fixed;right:25px;bottom:25px;background:#153b35;color:#83f1d9;border:1px solid #2d6b5f;padding:11px 16px;border-radius:8px;font-size:11px;transform:translateY(30px);opacity:0;transition:.25s;z-index:20}.toast.show{transform:none;opacity:1}
@media(max-width:900px){nav{display:none}.workspace{grid-template-columns:1fr}.rail{border-right:0;border-bottom:1px solid var(--line)}.root-list{display:grid;grid-template-columns:repeat(2,1fr)}.rail-note{margin-top:18px}.meta-grid{grid-template-columns:1fr}.sources{grid-template-columns:1fr;gap:10px}.selector-arrow{display:none}}
@media(max-width:600px){.topbar{padding:0 18px}.version-chip{display:none}main{padding:0 14px 60px}.hero{padding:60px 5px 42px}.hero-stats div{padding:0 13px}.workspace{border-radius:12px}.root-list{grid-template-columns:1fr}.builder-panel{padding:24px 17px}.panel-toolbar{align-items:center}.detail-head{display:block}.docs-link{display:inline-block;margin-top:15px}.principles{grid-template-columns:1fr}.sources{padding:40px 6px 0}.legal-notice{margin:24px 6px 0;padding:18px;grid-template-columns:1fr}.legal-notice-icon{font-size:20px}footer{padding:20px;gap:20px;flex-direction:column}}
a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:4px}
@media(max-width:900px){.topbar{height:auto;min-height:76px;flex-wrap:wrap;gap:12px;padding:16px 24px}.brand{flex-shrink:0}.version-chip{margin-left:auto}nav{display:flex;order:3;flex-basis:100%;gap:24px}nav a{padding:8px 0;white-space:nowrap}}
@media(max-width:600px){.topbar{padding:16px 18px}nav{gap:20px}nav a{font-size:12px}}

/* Keep decorative glows inside the viewport and controls usable at narrow widths. */
.ambient { position:fixed; }
:focus-visible { outline:2px solid var(--cyan); outline-offset:3px; }
.breadcrumbs { flex-wrap:wrap; overflow-wrap:anywhere; }
@media(max-width:600px){.panel-toolbar{flex-direction:column;align-items:flex-start;gap:12px}.version-select{width:100%;justify-content:space-between}.version-select select{max-width:100%}.detail-head h3{overflow-wrap:anywhere}.badges{flex-wrap:wrap}.section-title{flex-wrap:wrap;gap:8px}}
.ambient { max-width:100vw; }.ambient-one { right:0; }.ambient-two { left:0; }

/* Command first; source audit details are available on demand. */
#copy-reason:empty { display:none; }
#copy-reason { margin:12px 0 18px; color:var(--amber); font-size:12px; line-height:1.7; }
.source-details { margin-top:20px; border-top:1px solid var(--line); font-size:12px; }
.source-details summary { cursor:pointer; padding:16px 0; color:var(--muted); font-size:12px; }
.source-details summary:hover,.source-details[open] summary { color:var(--cyan); }
.evidence-panel { padding:0 0 16px; overflow-wrap:anywhere; color:var(--muted); line-height:1.7; }
.evidence-panel a { color:var(--cyan); }
.evidence-panel ul { padding-left:18px; }
.command-box.disabled { opacity:1; }

.platform-controls { display:flex; flex-wrap:wrap; gap:16px; align-items:center; margin:24px 0; }
.platform-controls select { max-width:100%; background:#0c1924; color:#dce7ef; padding:10px; border:1px solid #263c4c; border-radius:8px; font:inherit; }
.platform-controls label { display:flex; flex-wrap:wrap; gap:8px; align-items:center; min-width:0; }
#platform-status { flex-basis:100%; }

[hidden] { display: none !important; }
.breadcrumbs button{background:none;border:0;padding:5px 2px;color:#b5c7d0;font:inherit;cursor:pointer;text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}
.breadcrumbs button:hover{color:var(--cyan)}
.search-status{font-size:11px;line-height:1.5;color:#9aadb9;margin:8px 0;min-height:0}
.search-status:empty{display:none}
.search-results button[aria-selected="true"]{background:#15383e;outline:1px solid var(--cyan);outline-offset:-1px}
.branch-navigation{padding:16px 0 20px;border-bottom:1px solid var(--line);margin-bottom:20px}
.branch-heading{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.branch-heading strong{font-size:12px;color:#cddde3}
.branch-heading button{background:none;border:1px solid #29434e;border-radius:6px;padding:7px 10px;color:#8cece0;cursor:pointer;font-size:11px;font-family:inherit;min-height:34px}
.branch-navigation p,.branch-navigation summary{font-size:11px;color:#9aadb9;line-height:1.6}
.branch-navigation summary{cursor:pointer;margin-top:12px}
.branch-choices{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:8px;margin-top:12px}
.branch-choices button{display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:40px;padding:9px 10px;border:1px solid #243c48;border-radius:7px;background:#0a1922;color:#8cece0;cursor:pointer;text-align:left;min-width:0}
.branch-choices button:hover{border-color:var(--cyan);background:#102731}
.branch-choices code{overflow-wrap:anywhere;font:11px 'DM Mono',monospace}
.branch-choices small{color:#9aadb9;font-size:10px;white-space:nowrap}

/* Phase 7: accessible navigation and readable secondary text. */
.skip-link { position:fixed; top:8px; left:8px; z-index:30; transform:translateY(-150%); padding:12px; background:var(--panel); color:var(--cyan); border:2px solid var(--cyan); }
.skip-link:focus { transform:none; }
.rail-heading span,.step-kicker,.root-copy small,.root-count,.rail-note p,.version-select,.section-title span,.command-box-head span,.meta-grid>div>span,.section-title small,.meta-grid p,.principles p,footer { color:#9aadb9; }
.command-search>input::placeholder,.search-results small,.search-results b,.no-results { color:#9aadb9; }
.rail-heading button { color:#b5c7d0; min-height:28px; }
.legal-page p,.legal-page li { color:#b5c7d0; }
@media(prefers-reduced-motion:reduce) { html { scroll-behavior:auto; } *,*::before,*::after { animation:none!important; transition:none!important; } }