/* Docent — an assistant for any website, with receipts. Same family as relay.malikakhtar.dev: navy ink, copper accent,
   glass panels on the dark bands, paper bands for the explanations, Geist + Geist Mono. */

:root {
  --ink: #151C2C;
  --graphite: #1F2738;
  --raised: rgba(255, 255, 255, .05);
  --hair: rgba(255, 255, 255, .08);
  --glass: rgba(255, 255, 255, .035);
  --glass-border: rgba(255, 255, 255, .08);
  --glass-border-hover: rgba(255, 255, 255, .16);
  --glass-hi: rgba(255, 255, 255, .06);
  --paper: #F4F1EA;
  --sheet: #FBFAF6;
  --paper-ink: #1A1A18;
  --paper-muted: #5E5A52;
  --paper-hair: #DDD8CC;
  --copper: #D9884A;
  --copper-text: #F0A868;
  --copper-print: #9A5320;
  --amber: #E0A64B;
  --grad: linear-gradient(120deg, #F0A868, #E0A64B);
  --verdigris: #5FB3A1;
  --signal: #E5484D;
  --signal-text: #FF6369;
  --text: #E8ECF0;
  --muted: #98A2AD;
  --sans: Geist, system-ui, -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "Geist Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --container: 1200px;
  --gutter: 24px;
  --r-glass: 14px;
  --ease-out: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { background: var(--ink); color-scheme: dark; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; background: var(--ink); color: var(--text); font: 400 16px/1.55 var(--sans); overflow-x: hidden; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
button { font: inherit; color: inherit; }
h1, h2, h3, p, dl, dd, dt, figure, pre { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
.mono { font-family: var(--mono); }
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: 16px; top: -48px; z-index: 60; background: var(--paper); color: var(--paper-ink); padding: 8px 12px; border-radius: 6px; font-size: 14px; }
.skip:focus { top: 12px; }
:focus-visible { outline: 2px solid var(--copper-text); outline-offset: 2px; }

.glass { background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--r-glass); box-shadow: inset 0 1px 0 var(--glass-hi); }

/* Buttons and pills */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 16px; border-radius: 8px; border: 1px solid transparent; font: 500 14px/1.2 var(--sans); text-decoration: none; cursor: pointer; white-space: nowrap; transition: background-color .15s ease, border-color .15s ease, color .15s ease, transform .08s ease, box-shadow .2s ease, filter .15s ease; }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .55; cursor: default; }
.btn-primary { background: var(--grad); color: var(--paper-ink); font-weight: 600; box-shadow: 0 0 0 1px rgba(240, 168, 104, .25), 0 8px 24px -10px rgba(217, 136, 74, .6); }
.btn-primary:hover { filter: brightness(1.05); box-shadow: 0 0 0 1px rgba(240, 168, 104, .45), 0 10px 28px -8px rgba(217, 136, 74, .75); }
.btn-outline { background: transparent; border-color: var(--glass-border); color: var(--text); }
.btn-outline:hover { border-color: var(--glass-border-hover); background: var(--glass); }
.btn-ghost { background: transparent; color: var(--muted); padding: 8px 10px; }
.btn-ghost:hover { color: var(--text); background: var(--raised); }
.btn-lg { padding: 14px 24px; font-size: 15px; border-radius: 10px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--glass-border); background: var(--glass); font: 500 12px/1.2 var(--mono); letter-spacing: .04em; color: var(--muted); white-space: nowrap; }
.pill-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--muted); }
.pill[data-mode="live"] .pill-dot, .pill[data-mode="ready"] .pill-dot { background: var(--verdigris); box-shadow: 0 0 8px rgba(95, 179, 161, .8); animation: pulse 2.4s ease-in-out infinite; }
.pill[data-mode="live"], .pill[data-mode="ready"] { color: var(--text); }
.pill[data-mode="building"] .pill-dot { background: var(--copper-text); animation: pulse 1.2s ease-in-out infinite; }
.pill[data-mode="budget"] .pill-dot, .pill[data-mode="failed"] .pill-dot { background: var(--amber); }
.pill[data-mode="offline"] .pill-dot { background: var(--signal); }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .35; } }

/* Nav */
.nav { position: sticky; top: 0; z-index: 40; background: rgba(21, 28, 44, .82); -webkit-backdrop-filter: blur(14px) saturate(140%); backdrop-filter: blur(14px) saturate(140%); border-bottom: 1px solid var(--hair); }
.nav-row { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 64px; }
.wordmark { display: inline-flex; align-items: center; gap: 6px; font: 600 20px/1 var(--sans); letter-spacing: -0.02em; text-decoration: none; }
.wordmark .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--verdigris); box-shadow: 0 0 10px rgba(95, 179, 161, .8); }
.nav-links { display: flex; gap: 4px; }
.nav-links a { padding: 8px 12px; border-radius: 8px; font-size: 14px; color: var(--muted); text-decoration: none; }
.nav-links a:hover { color: var(--text); background: var(--raised); }
.nav-right { display: flex; align-items: center; gap: 12px; }

/* Hero */
.hero { position: relative; padding: 72px 0 64px; background: radial-gradient(circle at 1px 1px, rgba(255, 255, 255, .06) 1px, transparent 1.5px) 0 0 / 28px 28px; }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(70% 60% at 70% 30%, rgba(217, 136, 74, .14), transparent 70%), radial-gradient(60% 60% at 50% 100%, var(--ink) 40%, transparent 100%); pointer-events: none; }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: 56px; align-items: center; }
.eyebrow { font: 500 12px/1.5 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.hero h1 { margin-top: 18px; font: 600 clamp(34px, 4.2vw, 56px)/1.05 var(--sans); letter-spacing: -0.035em; }
.hero h1 em { font-style: normal; color: var(--copper-text); }
.lead { margin-top: 20px; max-width: 54ch; font-size: 17px; line-height: 1.6; color: var(--muted); }
.trust-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.trust-chips li { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; border: 1px solid var(--glass-border); background: var(--glass); font-size: 12px; letter-spacing: .02em; color: var(--text); }
.trust-chips li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--verdigris); }

.source { padding: 22px; }
.source-tabs { display: inline-flex; padding: 3px; border-radius: 999px; background: var(--raised); border: 1px solid var(--hair); margin-bottom: 18px; }
.source-tabs [role="tab"] { padding: 7px 14px; border: 0; border-radius: 999px; background: transparent; color: var(--muted); font-size: 13px; cursor: pointer; }
.source-tabs [role="tab"][aria-selected="true"] { background: var(--graphite); color: var(--text); box-shadow: inset 0 1px 0 var(--glass-hi); }
.url-row { display: flex; gap: 8px; align-items: stretch; }
.url-row input, .source textarea, .ask textarea, #text-title { width: 100%; min-width: 0; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--glass-border); background: rgba(0, 0, 0, .22); color: var(--text); font: 400 15px/1.4 var(--sans); }
.url-row input:focus, .source textarea:focus, .ask textarea:focus { outline: none; border-color: rgba(240, 168, 104, .6); box-shadow: 0 0 0 3px rgba(240, 168, 104, .15); }
.url-prefix { display: inline-flex; align-items: center; padding: 0 12px; border-radius: 10px; border: 1px solid var(--glass-border); color: var(--muted); font-size: 13px; background: var(--raised); }
.source textarea { display: block; margin-bottom: 8px; resize: vertical; min-height: 120px; }
.source-note { margin-top: 10px; font-size: 11.5px; letter-spacing: .02em; color: var(--muted); }
.samples { margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--hair); }
.samples-label { font-size: 11.5px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.sample-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.sample, .sample-skel { display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border-radius: 10px; border: 1px solid var(--glass-border); background: var(--glass); font-size: 13px; color: var(--text); cursor: pointer; text-align: left; }
.sample:hover { border-color: rgba(240, 168, 104, .5); }
.sample b { font-weight: 600; }
.sample span { color: var(--muted); font: 400 11.5px var(--mono); }
.sample-skel { width: 150px; height: 38px; animation: pulse 1.6s ease-in-out infinite; }
.source-error { margin-top: 14px; padding: 10px 12px; border-radius: 8px; background: rgba(224, 166, 75, .12); border: 1px solid rgba(224, 166, 75, .35); color: #F3C77E; font-size: 13.5px; }

/* Workspace */
.workspace { padding: 8px 0 72px; }
.ws-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 18px; }
.ws-title { display: flex; align-items: center; gap: 14px; min-width: 0; }
.ws-glyph { flex: none; display: inline-flex; align-items: center; justify-content: center; width: 42px; height: 42px; border-radius: 12px; background: var(--grad); color: var(--paper-ink); font-weight: 600; font-size: 18px; }
.ws-name-wrap { min-width: 0; }
.ws-head h2 { font: 600 20px/1.2 var(--sans); letter-spacing: -0.02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ws-meta { margin-top: 4px; font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ws-meta a { color: var(--text); text-decoration: none; border-bottom: 1px solid var(--glass-border-hover); }
.ws-meta span { margin-left: 10px; }
.ws-actions { display: flex; align-items: center; gap: 10px; flex: none; }

.build { margin-top: 12px; padding: 18px; display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 24px; }
.build-steps { display: grid; gap: 10px; }
.bstep { display: grid; grid-template-columns: 18px minmax(0, 1fr) auto; align-items: center; gap: 10px; font-size: 13.5px; color: var(--muted); }
.bstep i { width: 10px; height: 10px; border-radius: 50%; border: 1.5px solid var(--glass-border-hover); }
.bstep.is-on { color: var(--text); }
.bstep.is-on i { border-color: var(--copper-text); background: var(--copper-text); animation: pulse 1s ease-in-out infinite; }
.bstep.is-done { color: var(--text); }
.bstep.is-done i { border-color: var(--verdigris); background: var(--verdigris); animation: none; }
.bstep b { font-weight: 500; font-size: 12px; color: var(--muted); }
.build-log { max-height: 220px; overflow: auto; padding-left: 12px; border-left: 1px solid var(--hair); font-size: 12px; line-height: 1.6; color: var(--muted); }
.build-log li { display: grid; grid-template-columns: 16px minmax(0, 1fr) auto; gap: 8px; align-items: baseline; }
.build-log li span:first-child { color: var(--verdigris); }
.build-log li.skip span:first-child { color: var(--amber); }
.build-log li .u { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text); }
.build-log li .n { color: var(--muted); }
.build.is-done { grid-template-columns: minmax(0, 1fr); padding: 12px 18px; }
.build.is-done .build-steps { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.build.is-done .bstep { grid-template-columns: 12px auto auto; font-size: 12px; }
.build.is-done .bstep span { display: none; }
.build.is-done .bstep b { color: var(--text); }
.build.is-done .build-log { display: none; }

.ws-grid { margin-top: 12px; display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 12px; align-items: start; }
.chat { display: flex; flex-direction: column; min-height: 560px; max-height: calc(100vh - 140px); }
.msgs { flex: 1 1 auto; overflow: auto; padding: 18px 18px 6px; display: flex; flex-direction: column; gap: 14px; }
.msg { max-width: 92%; }
.msg-u { align-self: flex-end; padding: 10px 14px; border-radius: 14px 14px 4px 14px; background: rgba(240, 168, 104, .14); border: 1px solid rgba(240, 168, 104, .3); font-size: 15px; }
.msg-a { align-self: flex-start; }
.msg-body { padding: 12px 14px; border-radius: 4px 14px 14px 14px; background: var(--raised); border: 1px solid var(--hair); font-size: 15px; line-height: 1.6; white-space: pre-wrap; }
.msg-body .s.bad { text-decoration: underline wavy rgba(224, 166, 75, .9); text-decoration-thickness: 1.5px; text-underline-offset: 3px; }
.msg-body .s.na { opacity: .85; }
.cite { display: inline-flex; align-items: center; justify-content: center; min-width: 18px; height: 18px; margin: 0 1px 0 3px; padding: 0 5px; border-radius: 6px; border: 1px solid rgba(240, 168, 104, .45); background: rgba(240, 168, 104, .12); color: var(--copper-text); font: 500 11px/1 var(--mono); vertical-align: 2px; cursor: pointer; }
.cite:hover { background: rgba(240, 168, 104, .28); }
.msg-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; margin-top: 8px; padding-left: 4px; font-size: 11.5px; letter-spacing: .02em; color: var(--muted); }
.ground { display: inline-flex; align-items: center; gap: 6px; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--glass-border); }
.ground::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--muted); }
.ground.ok { color: var(--verdigris); border-color: rgba(95, 179, 161, .4); } .ground.ok::before { background: var(--verdigris); }
.ground.warn { color: #F3C77E; border-color: rgba(224, 166, 75, .45); } .ground.warn::before { background: var(--amber); }
.ground.wait::before { animation: pulse 1s ease-in-out infinite; }
.cursor { display: inline-block; width: 7px; height: 15px; margin-left: 2px; vertical-align: -2px; background: var(--copper-text); animation: pulse .8s ease-in-out infinite; }
.msg-err .msg-body { border-color: rgba(224, 166, 75, .4); background: rgba(224, 166, 75, .08); }
.suggest { display: flex; flex-wrap: wrap; gap: 8px; padding: 10px 18px 4px; }
.suggest button { padding: 7px 12px; border-radius: 999px; border: 1px solid var(--glass-border); background: transparent; color: var(--text); font-size: 13px; cursor: pointer; text-align: left; }
.suggest button:hover { border-color: rgba(240, 168, 104, .5); background: var(--glass); }
.ask { display: flex; gap: 8px; align-items: flex-end; padding: 12px 18px 6px; }
.ask textarea { resize: none; max-height: 140px; line-height: 1.45; }
.chat-note { padding: 0 18px 12px; font-size: 11.5px; color: var(--muted); min-height: 24px; }

.side { position: sticky; top: 76px; max-height: calc(100vh - 92px); display: flex; flex-direction: column; overflow: hidden; }
.tabs { display: flex; border-bottom: 1px solid var(--hair); }
.tabs [role="tab"] { flex: 1; padding: 12px 8px; border: 0; background: transparent; color: var(--muted); font-size: 13px; cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs [role="tab"][aria-selected="true"] { color: var(--text); border-bottom-color: var(--copper-text); }
.tab-panel { overflow: auto; padding: 14px; }
.side-empty, .side-lead, .side-note { font-size: 13px; color: var(--muted); line-height: 1.55; }
.side-note { margin-top: 10px; font-size: 11.5px; }
.ev { padding: 12px; border-radius: 10px; border: 1px solid var(--hair); background: rgba(0, 0, 0, .14); margin-bottom: 10px; transition: border-color .2s ease, background-color .2s ease; }
.ev.is-cited { border-color: rgba(240, 168, 104, .45); }
.ev.is-focus { border-color: var(--copper-text); background: rgba(240, 168, 104, .08); }
.ev header { display: flex; align-items: center; gap: 10px; }
.ev-n { flex: none; display: inline-flex; align-items: center; justify-content: center; width: 22px; height: 22px; border-radius: 7px; background: rgba(240, 168, 104, .14); border: 1px solid rgba(240, 168, 104, .4); color: var(--copper-text); font-size: 11px; }
.ev-title { flex: 1; min-width: 0; font-size: 13px; font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ev-score { flex: none; font-size: 11px; color: var(--muted); }
.ev-bar { height: 3px; margin-top: 8px; border-radius: 2px; background: var(--hair); overflow: hidden; }
.ev-bar i { display: block; height: 100%; background: var(--grad); width: 0; transition: width .6s var(--ease-out); }
.ev-text { margin-top: 8px; font-size: 13px; line-height: 1.55; color: var(--muted); display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; white-space: pre-line; }
.ev.is-open .ev-text { display: block; -webkit-line-clamp: unset; }
.ev footer { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 8px; font-size: 11px; color: var(--muted); }
.ev footer a { color: var(--text); text-decoration: none; border-bottom: 1px solid var(--glass-border-hover); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 60%; }
.ev-tag { padding: 2px 7px; border-radius: 999px; border: 1px solid var(--glass-border); }
.ev-tag.cited { color: var(--copper-text); border-color: rgba(240, 168, 104, .4); }
.ev-more { margin-left: auto; background: none; border: 0; color: var(--muted); font: 500 11px var(--mono); cursor: pointer; }
.ev-more:hover { color: var(--text); }
.pg { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--hair); font-size: 13px; }
.pg a { color: var(--text); text-decoration: none; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; display: block; }
.pg small { display: block; color: var(--muted); font: 400 11px var(--mono); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.pg .n { color: var(--muted); font: 400 11px var(--mono); white-space: nowrap; }
.pg.skip a { color: var(--muted); }
.pages-h { margin: 12px 0 6px; font: 500 11px/1.5 var(--mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.snippet { margin-top: 12px; padding: 12px; border-radius: 8px; background: rgba(0, 0, 0, .3); border: 1px solid var(--hair); font-size: 12px; line-height: 1.5; white-space: pre-wrap; word-break: break-all; color: var(--copper-text); }
.embed .btn-row, #embed .btn-row { margin-top: 12px; }

/* Paper bands */
.paper { background: var(--paper); color: var(--paper-ink); padding: 96px 0; }
.paper .eyebrow { color: var(--paper-muted); }
.paper-h2 { margin-top: 12px; max-width: 26ch; font: 600 clamp(28px, 3.4vw, 42px)/1.1 var(--sans); letter-spacing: -0.03em; }
.sec-head { display: flex; justify-content: space-between; align-items: baseline; gap: 16px; }
.steps { margin-top: 40px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.step { position: relative; padding: 22px 20px 20px; background: var(--sheet); border: 1px solid var(--paper-hair); border-radius: 3px; }
.step-n { display: inline-block; font-size: 12px; letter-spacing: .1em; color: var(--copper-print); }
.step h3 { margin-top: 10px; font: 600 20px/1.2 var(--sans); letter-spacing: -0.02em; }
.step p { margin-top: 10px; font-size: 14.5px; line-height: 1.55; color: var(--paper-muted); }
.arch { margin-top: 36px; padding: 16px; background: var(--sheet); border: 1px solid var(--paper-hair); border-radius: 3px; overflow-x: auto; }
.arch svg { display: block; width: 100%; min-width: 720px; height: auto; }
.arch .node rect { fill: #fff; stroke: #C9C3B6; stroke-width: 1; }
.arch .node.mid rect { stroke: var(--copper-print); }
.arch .node.end rect { fill: #FBEBDD; stroke: var(--copper-print); }
.arch .node text { fill: var(--paper-ink); font: 500 13px var(--sans); }
.arch .node text.sub { fill: var(--paper-muted); font: 400 10.5px var(--mono); }
.arch .edge { fill: none; stroke: var(--copper-print); stroke-width: 1.3; stroke-dasharray: 3 6; stroke-linecap: round; }
.arch marker path { fill: var(--copper-print); }
.built-grid { margin-top: 36px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px; }
.built-grid h3 { font: 600 16px/1.3 var(--sans); letter-spacing: -0.01em; }
.built-stack { margin-top: 10px; font-size: 13px; line-height: 1.7; color: var(--paper-muted); }
.numbers { margin-top: 10px; }
.numbers div { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 12px; padding: 8px 0; border-top: 1px solid var(--paper-hair); font-size: 14px; }
.numbers dt { font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--copper-print); padding-top: 3px; }
.numbers dd { color: var(--paper-muted); }
.plain { margin-top: 10px; }
.plain li { position: relative; padding: 6px 0 6px 16px; font-size: 14px; line-height: 1.5; color: var(--paper-muted); border-top: 1px solid var(--paper-hair); }
.plain li::before { content: ""; position: absolute; left: 0; top: 13px; width: 6px; height: 6px; background: var(--copper-print); }

/* Dark bands */
.dark { padding: 96px 0; }
.dark h2 { margin-top: 12px; max-width: 26ch; font: 600 clamp(28px, 3.4vw, 42px)/1.1 var(--sans); letter-spacing: -0.03em; }
.trust-grid { margin-top: 36px; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.trust-grid li { padding: 22px; }
.trust-grid h3 { font: 600 17px/1.3 var(--sans); letter-spacing: -0.01em; }
.trust-grid p { margin-top: 8px; font-size: 14.5px; line-height: 1.55; color: var(--muted); }
.faq-list { margin-top: 28px; max-width: 800px; }
.faq-list details { border-top: 1px solid var(--hair); }
.faq-list details:last-child { border-bottom: 1px solid var(--hair); }
.faq-list summary { cursor: pointer; padding: 16px 0; font: 500 17px/1.3 var(--sans); list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--copper-text); font-family: var(--mono); }
.faq-list details[open] summary::after { content: "–"; }
.faq-list p { padding: 0 0 18px; max-width: 70ch; font-size: 15px; line-height: 1.6; color: var(--muted); }
.cta { padding-top: 24px; }
.cta-inner { padding: 48px; border-radius: var(--r-glass); background: var(--glass); border: 1px solid var(--glass-border); text-align: center; }
.cta-inner h2 { margin: 0 auto; }
.cta-inner p { margin: 16px auto 0; max-width: 60ch; font-size: 16px; line-height: 1.6; color: var(--muted); }
.cta-inner .btn-row { justify-content: center; margin-top: 24px; }
.footer { padding: 28px 0 40px; border-top: 1px solid var(--hair); }
.footer-row { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 12px; color: var(--muted); }
.footer a { color: var(--text); text-decoration: none; border-bottom: 1px solid var(--glass-border-hover); }

/* Embed mode */
body.embed { background: var(--ink); }
.embed-shell { display: flex; flex-direction: column; height: 100vh; height: 100dvh; }
.embed-head { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-bottom: 1px solid var(--hair); }
.embed-head .ws-glyph { width: 34px; height: 34px; border-radius: 10px; font-size: 15px; }
.embed-title { min-width: 0; flex: 1; display: flex; flex-direction: column; }
.embed-title strong { font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.embed-title span { font-size: 11px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.embed-brand { font-size: 11px; color: var(--muted); text-decoration: none; letter-spacing: .06em; text-transform: uppercase; }
body.embed .chat { flex: 1; min-height: 0; max-height: none; }
body.embed .msgs { padding: 14px; }
body.embed .msg-body { font-size: 14px; }
body.embed .suggest, body.embed .ask { padding-left: 14px; padding-right: 14px; }
body.embed .chat-note { padding-left: 14px; }
.sources { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.sources a { font: 500 11px var(--mono); color: var(--copper-text); text-decoration: none; padding: 3px 8px; border-radius: 999px; border: 1px solid rgba(240, 168, 104, .35); max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Reveal */
.rv { opacity: 0; transform: translateY(12px); transition: opacity .6s var(--ease-out), transform .6s var(--ease-out); }
.rv.in { opacity: 1; transform: none; }

@media (max-width: 1023px) {
  .nav-links { display: none; }
  .hero { padding: 48px 0 40px; }
  .hero-grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .build { grid-template-columns: minmax(0, 1fr); }
  .ws-grid { grid-template-columns: minmax(0, 1fr); }
  .side { position: static; max-height: none; }
  .tab-panel { max-height: 520px; }
  .chat { min-height: 480px; max-height: none; }
  .msgs { max-height: 460px; }
  .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .built-grid, .trust-grid { grid-template-columns: minmax(0, 1fr); }
  .paper, .dark { padding: 64px 0; }
}
@media (max-width: 767px) {
  .nav-row { height: 58px; }
  .nav-right .btn { display: none; }
  .hero h1 { font-size: 30px; }
  .url-row { flex-wrap: wrap; }
  .url-prefix { display: none; }
  .url-row .btn { width: 100%; }
  .source { padding: 16px; }
  .ws-head { flex-direction: column; align-items: stretch; }
  .ws-actions { justify-content: space-between; }
  .steps { grid-template-columns: minmax(0, 1fr); }
  .cta-inner { padding: 28px 20px; }
  .msg { max-width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .pill-dot, .bstep i, .cursor, .sample-skel, .ground::before { animation: none !important; }
  .rv { opacity: 1; transform: none; transition: none; }
}