:root{--bg:#f6f7f9;--panel:#fff;--ink:#1c2128;--muted:#5f6b7a;--line:#e1e4e8;--brand:#1f4e79;--brand-ink:#fff;--soft:#eef3f8;--danger:#c62828;--ok:#2e7d32;--warn:#b26a00;--radius:8px;color-scheme:light}
@media (prefers-color-scheme:dark){:root{--bg:#0f1318;--panel:#171c22;--ink:#e6edf3;--muted:#9aa6b2;--line:#2a313a;--brand:#5b9bd5;--brand-ink:#0b1016;--soft:#1e2731;color-scheme:dark}}
*{box-sizing:border-box}
body{margin:0;font:14px/1.45 system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--brand)}
button,input,select,textarea{font:inherit;color:inherit}
input,select,textarea{width:100%;padding:7px 9px;border:1px solid var(--line);border-radius:6px;background:var(--panel)}
textarea{resize:vertical;min-height:60px}
input:focus,select:focus,textarea:focus{outline:2px solid color-mix(in srgb,var(--brand) 50%,transparent);outline-offset:0;border-color:var(--brand)}
input[type=checkbox],input[type=radio]{width:auto}
input[type=color]{padding:2px;height:34px;width:48px}
input[type=range]{padding:0}
label{display:block;font-size:12px;color:var(--muted);font-weight:500}
label>input,label>select,label>textarea{margin-top:3px}
.btn{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border-radius:6px;border:1px solid var(--line);background:var(--panel);cursor:pointer;white-space:nowrap;text-decoration:none;color:var(--ink)}
.btn:hover{background:var(--soft)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.btn.primary:hover{filter:brightness(1.1)}
.btn.danger{color:var(--danger)}
.btn.sm{padding:3px 8px;font-size:12px}
.btn.icon{padding:3px 7px;font-size:13px;line-height:1}
.btn:disabled{opacity:.5;cursor:not-allowed}
.topbar{display:flex;align-items:center;gap:20px;padding:0 20px;height:52px;background:var(--panel);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.brand{font-weight:700;text-decoration:none;color:var(--ink);font-size:16px}
.topbar nav{display:flex;gap:14px;flex:1}.topbar nav a{text-decoration:none;color:var(--muted)}.topbar nav a:hover{color:var(--ink)}
.chip{font-size:12px;padding:2px 8px;border-radius:99px;background:var(--soft);color:var(--muted)}
.chip.on{color:var(--ok)}.chip.off{color:var(--warn)}
.muted{color:var(--muted)}.small{font-size:12px}
.row{display:flex;gap:8px;align-items:center}.row.wrap{flex-wrap:wrap}.grow{flex:1}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.stack>*+*{margin-top:10px}

/* Dashboard */
.dash{max-width:1100px;margin:0 auto;padding:28px 20px}
.dash h1{margin:0 0 4px;font-size:24px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px;margin-top:20px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px;display:flex;flex-direction:column;gap:6px}
.card h3{margin:0;font-size:15px;overflow-wrap:anywhere}.card h3 a{color:var(--ink);text-decoration:none}.card h3 a:hover{text-decoration:underline}
.card .actions{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto;padding-top:8px}
.card.master{border-color:var(--brand);background:color-mix(in srgb,var(--brand) 5%,var(--panel))}
.thumb{height:180px;overflow:hidden;border-radius:4px;border:1px solid var(--line);background:#fff;position:relative;cursor:pointer}
.thumb iframe{width:794px;height:1123px;border:0;transform:scale(.29);transform-origin:0 0;pointer-events:none}
.empty{padding:40px;text-align:center;color:var(--muted);border:2px dashed var(--line);border-radius:var(--radius);margin-top:20px}

/* Editor */
.editor{display:grid;grid-template-columns:minmax(380px,520px) 1fr;height:calc(100vh - 52px)}
.side{display:flex;flex-direction:column;border-right:1px solid var(--line);background:var(--panel);min-height:0}
.side-head{padding:10px 14px;border-bottom:1px solid var(--line)}
.side-head input.title{font-size:16px;font-weight:600;border-color:transparent;padding:4px 6px}
.side-head input.title:hover{border-color:var(--line)}
.tabs{display:flex;border-bottom:1px solid var(--line);padding:0 8px;gap:2px;overflow-x:auto}
.tabs button{border:0;background:none;padding:9px 10px;cursor:pointer;color:var(--muted);border-bottom:2px solid transparent;white-space:nowrap}
.tabs button.on{color:var(--ink);border-bottom-color:var(--brand);font-weight:600}
.pane{overflow:auto;padding:14px;flex:1}
.box{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:10px;background:var(--panel)}
.box>.hd{display:flex;align-items:center;gap:6px;padding:8px 10px;cursor:pointer;user-select:none}
.box>.hd .t{flex:1;font-weight:600;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.box>.bd{padding:10px;border-top:1px solid var(--line)}
.box.hidden-sec>.hd .t,.item.hidden-item>.hd .t{opacity:.45;text-decoration:line-through}
.item{border:1px solid var(--line);border-radius:6px;margin-bottom:8px}
.item>.hd{display:flex;align-items:center;gap:4px;padding:6px 8px;cursor:pointer}
.item>.hd .t{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.item>.bd{padding:8px;border-top:1px solid var(--line)}
.caret{width:14px;color:var(--muted);flex:none}
.hint{font-size:11px;color:var(--muted);margin-top:2px}
.preview{display:flex;flex-direction:column;min-width:0;min-height:0;background:#d9dde3}
@media (prefers-color-scheme:dark){.preview{background:#0b0e12}}
.ptools{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--panel);border-bottom:1px solid var(--line);flex-wrap:wrap}
.preview iframe{flex:1;border:0;width:100%;background:transparent}
.save-state{font-size:12px;color:var(--muted)}
.tpls{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.tpl{border:2px solid var(--line);border-radius:var(--radius);padding:10px;cursor:pointer;background:var(--panel);text-align:left}
.tpl.on{border-color:var(--brand);background:var(--soft)}
.tpl b{display:block}.tpl span{font-size:12px;color:var(--muted)}
.swatches{display:flex;gap:6px;flex-wrap:wrap}.sw{width:24px;height:24px;border-radius:50%;border:2px solid var(--panel);box-shadow:0 0 0 1px var(--line);cursor:pointer}
.chips{display:flex;flex-wrap:wrap;gap:6px}
.chips button{border:1px solid var(--line);background:var(--soft);border-radius:99px;padding:3px 10px;font-size:12px;cursor:pointer}
.chips button:hover{border-color:var(--brand)}
.score{display:flex;align-items:center;gap:14px}
.ring{--p:0;width:74px;height:74px;border-radius:50%;background:conic-gradient(var(--c) calc(var(--p)*1%),var(--line) 0);display:grid;place-items:center;flex:none}
.ring b{width:58px;height:58px;border-radius:50%;background:var(--panel);display:grid;place-items:center;font-size:20px}
.kw{display:inline-block;padding:1px 7px;border-radius:4px;margin:2px;font-size:12px}
.kw.y{background:color-mix(in srgb,var(--ok) 15%,transparent);color:var(--ok)}
.kw.n{background:color-mix(in srgb,var(--danger) 12%,transparent);color:var(--danger)}
.issue{border-left:3px solid var(--line);padding:4px 8px;margin:6px 0}
.issue.high{border-color:var(--danger)}.issue.medium{border-color:var(--warn)}.issue.low{border-color:var(--muted)}
.ver{display:flex;justify-content:space-between;align-items:center;padding:6px 0;border-bottom:1px solid var(--line);gap:8px}
.spinner{display:inline-block;width:14px;height:14px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.busy{position:fixed;inset:0;background:rgba(0,0,0,.25);display:grid;place-items:center;z-index:20}
.busy div{background:var(--panel);padding:18px 22px;border-radius:var(--radius);display:flex;gap:10px;align-items:center;box-shadow:0 8px 30px rgba(0,0,0,.25);max-width:380px}
#toasts{position:fixed;bottom:16px;right:16px;display:flex;flex-direction:column;gap:8px;z-index:30}
.toast{background:var(--ink);color:var(--panel);padding:10px 14px;border-radius:6px;display:flex;gap:12px;align-items:center;box-shadow:0 4px 16px rgba(0,0,0,.2);max-width:420px}
.toast.err{background:var(--danger);color:#fff}
.toast button{background:none;border:1px solid currentColor;color:inherit;border-radius:4px;padding:2px 8px;cursor:pointer}
dialog{border:1px solid var(--line);border-radius:10px;padding:0;background:var(--panel);color:var(--ink);width:min(620px,94vw);max-height:90vh}
dialog::backdrop{background:rgba(0,0,0,.35)}
dialog form{padding:18px}
dialog h2{margin:0 0 12px;font-size:18px}
dialog .foot{display:flex;justify-content:flex-end;gap:8px;margin-top:16px}
.pick{max-height:50vh;overflow:auto;border:1px solid var(--line);border-radius:6px;padding:6px}
.pick label{display:flex;gap:8px;align-items:flex-start;padding:6px;font-size:13px;color:var(--ink);font-weight:400;cursor:pointer}
.pick label:hover{background:var(--soft)}
.drop{border:2px dashed var(--line);border-radius:8px;padding:18px;text-align:center}
@media (max-width:900px){.editor{grid-template-columns:1fr;height:auto}.preview{height:80vh}}
#pages.over{color:var(--danger);font-weight:600}
.btn.warn{border-color:var(--danger);color:var(--danger)}
[hidden]{display:none!important}
.warn-text{color:var(--warn)}

/* Accounts, settings, documents */
.auth{max-width:380px;margin:60px auto;padding:24px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius)}
.auth h1{margin:0 0 6px;font-size:22px}
.dash.narrow{max-width:860px}
.tbl{width:100%;border-collapse:collapse;font-size:13px}.tbl th,.tbl td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--line);overflow-wrap:anywhere}.tbl th{color:var(--muted);font-weight:500}
.drop.on{border-color:var(--brand);background:var(--soft)}

/* Assistant */
.chatpage{display:grid;grid-template-columns:260px 1fr;height:calc(100vh - 52px)}
.chatpage aside{border-right:1px solid var(--line);background:var(--panel);padding:12px;display:flex;flex-direction:column;gap:10px;min-height:0;overflow:auto}
.ci{display:flex;align-items:center;gap:6px;padding:7px 8px;border-radius:6px;color:var(--ink);text-decoration:none;font-size:13px}
.ci:hover,.ci.on{background:var(--soft)}.ci .btn{visibility:hidden}.ci:hover .btn{visibility:visible}
.ci .grow{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chat{display:flex;min-height:0}
.chatpage .chat{max-width:900px;width:100%;margin:0 auto;padding:12px 16px}
.chatv{display:flex;flex-direction:column;flex:1;min-height:0;gap:8px}
.chat.compact .chatv{height:min(60vh,560px)}
.msgs{flex:1;overflow:auto;display:flex;flex-direction:column;gap:10px;padding:4px 2px}
.msg{padding:9px 12px;border-radius:10px;max-width:88%;overflow-wrap:anywhere;line-height:1.5}
.msg p{margin:0}.msg p+p,.msg ul+p,.msg p+ul{margin-top:8px}.msg ul{margin:0;padding-left:18px}
.msg code{background:var(--soft);padding:0 4px;border-radius:3px;font-size:12px}
.msg.user{align-self:flex-end;background:var(--brand);color:var(--brand-ink)}
.msg.user code{background:rgba(255,255,255,.2)}
.msg.bot{align-self:flex-start;background:var(--panel);border:1px solid var(--line)}
.msg.err{border-color:var(--danger);color:var(--danger)}
.msg.live{display:flex;flex-wrap:wrap;gap:6px;align-items:center;color:var(--muted)}.msg.live [data-ch]{flex-basis:100%}
.change{display:flex;align-items:center;gap:6px;margin-top:8px;padding:6px 8px;border-radius:6px;background:var(--soft);font-size:12px}.change span{flex:1}
.composer{border:1px solid var(--line);border-radius:10px;padding:8px;background:var(--panel)}
.composer textarea{border:0;padding:4px;min-height:44px;outline:none!important}
.attach .chip button{border:0;background:none;cursor:pointer;color:inherit;padding:0 2px}
@media (max-width:900px){.chatpage{grid-template-columns:1fr;height:auto}.chatpage aside{max-height:30vh}.chatpage .chat{height:70vh}}
.msg h4{margin:10px 0 4px;font-size:14px}.msg h4:first-child{margin-top:0}
.msg ol{margin:0;padding-left:20px}.msg ul+*,.msg ol+*,.msg blockquote+*{margin-top:8px}
.msg blockquote{margin:6px 0;padding-left:10px;border-left:3px solid var(--line);color:var(--muted)}