/* Light admin language of the Leo references: calm page tone, white cards, soft status surfaces */
:root{--page:#f7f7f5;--card:#fff;--line:#e7e7e3;--line-soft:#f0f0ec;--text:#0f0f10;--muted:#6f6f76;--ink:#18181b;--shadow:0 2px 8px rgba(0,0,0,.04);--radius:16px;--content:1160px;--gutter:40px}
*{box-sizing:border-box}
body{margin:0;font:15px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",sans-serif;background:var(--page);color:var(--text);-webkit-font-smoothing:antialiased}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 18px;font-weight:500;line-height:1.35;transition:background .15s,border-color .15s,box-shadow .15s}
button:hover{background:#fafaf8;border-color:#d6d6d0}button:disabled{opacity:.5;cursor:wait}
button.primary{background:var(--ink);border-color:var(--ink);color:#fff}button.primary:hover{background:#2e2e33}
button.danger{color:#b42318}button.danger:hover{background:#fef3f2;border-color:#fecdca}
:is(button,a,input,textarea,select,summary):focus-visible{outline:2px solid var(--ink);outline-offset:2px}
input,textarea,select{width:100%;min-height:46px;border:1px solid var(--line);border-radius:10px;padding:11px 14px;background:#fff;transition:border-color .15s}
input:focus,textarea:focus,select:focus{border-color:#a1a1aa}
textarea{min-height:130px;resize:vertical}textarea.tall{min-height:240px}input[type=file]{padding:9px 12px;background:#fafaf8}
label{display:block;font-size:14px;font-weight:600;margin:22px 0 0}label>:is(input,select,textarea){display:block;margin-top:8px;font-size:15px;font-weight:400}
.card>label:first-child,.card>form>label:first-child{margin-top:0}
h1{font-size:34px;line-height:1.15;font-weight:700;letter-spacing:-.8px;margin:0}
h2{font-size:20px;line-height:1.3;font-weight:700;letter-spacing:-.3px;margin:0}
h3{font-size:14px;font-weight:600;margin:18px 0 8px}p{margin:0}
.muted{color:var(--muted)}.help{font-size:13px;color:var(--muted);margin-top:10px}
pre{white-space:pre-wrap;overflow-wrap:anywhere;font:inherit;margin:0}
code{font:13px ui-monospace,monospace}a{color:var(--text)}svg{max-width:100%}

/* Utility row and Leo-style tabs share the content edge of main */
.bar-top,nav{padding-inline:max(var(--gutter),calc((100% - var(--content))/2))}
.bar-top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:12px;background:#fff;border-bottom:1px solid var(--line-soft)}
.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand-text{min-width:0}
.brand strong{display:block;font-size:15px;font-weight:600;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.avatar{width:36px;height:36px;flex-shrink:0;display:grid;place-items:center;border-radius:10px;background:#f1f1ee;font-weight:700;font-size:15px}
.status{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--muted)}.dot{width:7px;height:7px;border-radius:50%;background:#f5a524;flex-shrink:0}
nav{position:relative;display:flex;gap:30px;background:#fff;border-bottom:1px solid var(--line);overflow-x:auto;scrollbar-width:thin}
nav button{flex-shrink:0;white-space:nowrap;border:0;border-bottom:2px solid transparent;border-radius:0;background:none;padding:16px 0 14px;color:var(--muted);font-size:14.5px}
nav button:hover{background:none;color:var(--text)}nav button.active{border-bottom-color:var(--text);color:var(--text)}nav button:focus-visible{outline-offset:-2px}
main{max-width:calc(var(--content) + 2*var(--gutter));margin:0 auto;padding:56px var(--gutter) 96px}

/* Page header → sections: title, explanation, one substantial block */
.top{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:40px}.top p{margin-top:10px;font-size:16px;max-width:640px}
.top .row{flex-shrink:0;gap:12px}.top select{width:auto;min-width:130px}
.section{margin-bottom:56px}.section:last-child{margin-bottom:0}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;margin-bottom:18px}.section-head p{margin-top:4px}
.count{display:inline-block;min-width:32px;padding:3px 10px;border-radius:999px;background:#ededea;font-size:13px;font-weight:600;text-align:center}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.card-head p{margin-top:4px;font-size:14px}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.row>*{flex-shrink:0}.actions{margin-top:28px}
.rows{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 24px}.rows>label{margin:0}.rows+label{margin-top:22px}
.rows-3{grid-template-columns:repeat(3,minmax(0,1fr))}.rows .wide{grid-column:1/-1}

/* Soft tone surfaces for icons and statuses only */
.tile{width:40px;height:40px;flex-shrink:0;display:grid;place-items:center;border-radius:12px}
.blue{background:#eef3fe;color:#2f5bd3}.green{background:#ecfaf2;color:#0b7a4b}.amber{background:#fff6e5;color:#b25e09}.red{background:#fef1f0;color:#c0392b}.stone{background:#f2f2ef;color:#3f3f46}
.badge{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12.5px;font-weight:500;color:#52525b;background:#f2f2ef;white-space:nowrap}
.badge.ok{color:#067647;background:#ecfdf3}.badge.off{color:#b42318;background:#fef3f2}.badge.warn{color:#b54708;background:#fff6e5}

/* Operations-centre metric cards */
.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-bottom:56px}
.metric{display:flex;flex-direction:column;align-items:stretch;text-align:left;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow);font-weight:400}
button.metric:hover{background:#fff;border-color:#d4d4ce;box-shadow:0 6px 18px rgba(0,0,0,.06)}
.metric-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}.metric-title{font-size:14px;font-weight:600}
.value{display:block;font-size:34px;line-height:1.1;font-weight:700;letter-spacing:-1px;margin-top:18px}.metric-note{display:block;font-size:13.5px;color:var(--muted);margin-top:6px}

/* Readiness checklist */
.steps{list-style:none;margin:-8px 0;padding:0}
.step{display:grid;grid-template-columns:34px minmax(0,1fr) auto;gap:18px;align-items:center;padding:20px 0;border-top:1px solid var(--line-soft)}.step:first-child{border-top:0}
.step strong{display:block;font-size:15.5px;font-weight:600}.step .muted{display:block;font-size:14px;margin-top:2px}
.step-mark{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;border:2px solid #e2e2dd}.step-mark .icon{width:17px;height:17px}
.step.done .step-mark{background:#ecfdf3;border-color:#ecfdf3;color:#067647}.step.off .step-mark{border-color:#fbd5d1}

/* Knowledge sources */
.sources{padding-block:12px}
.sources details{padding:18px 0;border-top:1px solid var(--line-soft)}.sources details:first-child{border-top:0}
summary{cursor:pointer;font-weight:500;list-style:none}summary::-webkit-details-marker{display:none}
.sources summary{display:flex;align-items:center;gap:16px}.src-main{flex:1;min-width:0}
.src-title{display:block;font-weight:600;overflow-wrap:anywhere}.src-main .muted{display:block;font-size:13.5px}
.sources details[open]>summary{margin-bottom:16px}.sources details>.row{margin-top:16px}
.sources pre{color:#3f3f46;max-height:340px;overflow:auto;padding:16px 18px;background:#fafaf8;border:1px solid var(--line-soft);border-radius:12px;font-size:14px}

/* Price table */
.table{overflow-x:auto}table{width:100%;border-collapse:collapse;min-width:640px}
th,td{text-align:left;padding:16px;border-bottom:1px solid var(--line-soft);vertical-align:top}
th{font-size:13px;font-weight:500;color:var(--muted);border-bottom-color:var(--line);white-space:nowrap;padding-top:0}
th:first-child,td:first-child{padding-left:0}th:last-child,td:last-child{padding-right:0}tbody tr:last-child td{border-bottom:0;padding-bottom:0}
td .row{gap:8px}td button{padding:7px 12px;font-size:13.5px}td .badge{margin-top:6px}.amount{font-size:16px;font-weight:600;white-space:nowrap}

/* Test chat */
.test-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start}
.chat-card{padding:0;overflow:hidden}.chat-card>.card-head{padding:24px 32px;border-bottom:1px solid var(--line-soft)}
.chat{display:flex;flex-direction:column;gap:12px;min-height:340px;max-height:560px;overflow:auto;padding:28px 32px;background:#fafaf8}
.bubble{max-width:88%;padding:14px 18px;border:1px solid var(--line);background:#fff;border-radius:16px 16px 16px 6px;overflow-wrap:anywhere}
.bubble.user{align-self:flex-end;max-width:78%;background:var(--ink);border-color:var(--ink);color:#fff;border-radius:16px 16px 6px 16px}
.bubble details{border-top:1px solid var(--line-soft);margin-top:12px;padding:12px 0 0}.bubble summary{font-size:13.5px;color:#52525b}
.bubble summary::before{content:"▸ ";color:#a1a1aa}.bubble details[open] summary::before{content:"▾ "}
.quote{padding:10px 14px;background:#fafaf8;border-left:3px solid #e2e2dd;border-radius:0 8px 8px 0;font-size:14px}
.composer{padding:24px 32px 28px;border-top:1px solid var(--line-soft)}.composer>label{margin-top:18px}.composer .actions{margin-top:18px}
form>details{border:1px solid var(--line);border-radius:12px;padding:14px 18px}form>details>summary::before{content:"+ ";color:#a1a1aa}form>details[open]>summary::before{content:"− "}
form>details .rows{margin-top:6px}form>details .help{margin-top:8px}
.history{padding:24px}.history p.muted{font-size:14px;margin-top:2px}
.history-list{display:flex;flex-direction:column;gap:4px;margin-top:16px}
.history-list button{border:0;text-align:left;padding:10px 12px;color:#52525b;border-radius:10px}.history-list button.active{background:#f2f2ef;color:var(--text);font-weight:600}

/* Behavior: long form keeps save controls in reach */
.savebar{position:sticky;bottom:16px;z-index:5;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-top:32px;padding:14px 16px 14px 24px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 8px 28px rgba(0,0,0,.08)}
.dirty{display:inline-block;padding:3px 10px;border-radius:999px;background:#fff6e5;color:#b54708;font-weight:500;font-size:14px}

/* Channels */
.channels{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.channel-head{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:22px}.channel h2{margin-bottom:6px}
.needs{list-style:none;margin:22px 0 0;padding:18px 0 0;border-top:1px solid var(--line-soft)}.needs li{position:relative;padding:5px 0 5px 20px;font-size:14px;color:#3f3f46}
.needs li::before{content:"";position:absolute;left:2px;top:13px;width:7px;height:7px;border-radius:50%;border:1.5px solid #a1a1aa}

/* Analytics */
.checkbox{display:flex;gap:10px;align-items:center;font-size:14px;font-weight:500;margin:0}.checkbox input{width:18px;height:18px;min-height:0;margin:0;accent-color:var(--ink)}
.chart{height:200px;display:flex;gap:4px;align-items:end;border-bottom:1px solid var(--line)}.chart svg{flex:1;min-width:0;height:190px}
.chart-axis{display:flex;justify-content:space-between;font-size:13px;margin-top:10px}
.kv{list-style:none;margin:-14px 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));column-gap:32px}
.kv li{padding:16px 0;border-bottom:1px solid var(--line-soft);color:#3f3f46}.kv strong{font-size:17px;font-weight:700;color:var(--text);margin-left:2px}

.empty{display:flex;flex-direction:column;align-items:center;gap:6px;padding:48px 16px;text-align:center;color:var(--muted)}.empty strong{color:var(--text);font-weight:600;margin-top:8px}
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:32px 20px}
.login{width:100%;max-width:440px;padding:40px}.login .avatar{width:44px;height:44px;border-radius:12px;font-size:18px;margin-bottom:20px}
.login h1{font-size:28px;margin-top:6px}.login>p.muted{margin-top:8px}.login button.primary{width:100%;margin-top:28px;padding:13px}
.eyebrow{font-size:13px;font-weight:600;color:var(--muted)}
#notice{position:fixed;bottom:24px;right:24px;max-width:420px;padding:14px 18px;background:var(--ink);color:#fff;border-radius:12px;box-shadow:0 10px 30px rgba(0,0,0,.18);display:none;z-index:10}

@media(max-width:1060px){.metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.test-layout,.channels{grid-template-columns:1fr}.history-list{flex-direction:row;flex-wrap:wrap}.rows-3{grid-template-columns:repeat(2,minmax(0,1fr))}.kv{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:700px){
 :root{--gutter:20px}
 main{padding:32px var(--gutter) 64px}nav{gap:24px}nav button{padding:14px 0 12px}
 h1{font-size:28px}.top{flex-direction:column;align-items:stretch;gap:18px;margin-bottom:32px}.top p{font-size:15px}
 .section{margin-bottom:44px}.section-head{align-items:flex-start}.card{padding:22px}
 .metrics{gap:12px;margin-bottom:44px}.metric{padding:18px}.metric-head{flex-direction:column-reverse;gap:14px}.value{font-size:30px;margin-top:10px}
 .rows,.rows-3,.kv{grid-template-columns:1fr}
 .step{grid-template-columns:32px minmax(0,1fr);gap:4px 14px;align-items:start}.step>.badge{grid-column:2;justify-self:start;margin-top:8px}
 .sources summary{flex-wrap:wrap}.sources summary .badge{margin-left:56px}
 .chat-card>.card-head{padding:18px 20px}.chat{padding:20px;min-height:260px}.composer{padding:20px}.bubble{max-width:94%}.bubble.user{max-width:86%}
 .savebar{bottom:10px;padding:12px 14px}
 table.prices{min-width:0}table.prices thead{display:none}table.prices tbody,table.prices tr,table.prices td{display:block}
 table.prices tr{padding:18px 0;border-bottom:1px solid var(--line-soft)}table.prices tr:first-child{padding-top:0}table.prices tr:last-child{border-bottom:0;padding-bottom:0}
 table.prices td{padding:5px 0;border:0}table.prices td[data-label]::before{content:attr(data-label);display:block;font-size:12.5px;color:var(--muted)}table.prices td:last-child{padding-top:12px}
 #notice{left:16px;right:16px;bottom:16px}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}
.bubble-tag{display:inline-block;margin-bottom:6px;padding:1px 8px;border-radius:999px;background:#fff6e5;color:#b54708;font-size:12px;font-weight:600}
#ai-submit:disabled{cursor:not-allowed}#ai-help{margin-top:12px}
.channel-counts{grid-template-columns:1fr;margin:18px 0 0;padding-top:4px;border-top:1px solid var(--line-soft)}.channel-counts li{padding:10px 0}