:root{
  --bg:#EEF1F0; --panel:#FFFFFF; --paper:#FFFFFF; --ink:#14233B; --muted:#5B6878;
  --line:#D5DCDB; --accent:#2F6F62; --accent-ink:#FFFFFF; --accent-soft:#E1EEEA;
  --warn:#9A5B12; --warn-soft:#FBF0DF; --rec:#C62828; --rec-soft:#FBE3E1;
  --ui:"IBM Plex Sans",system-ui,-apple-system,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  --doc:"Newsreader",Georgia,"Times New Roman",serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  color-scheme:dark;--bg:#0F1720;--panel:#16212C;--paper:#1B2733;--ink:#E4EAF0;--muted:#93A1AF;
  --line:#2A3846;--accent:#5FB3A1;--accent-ink:#0B1A16;--accent-soft:#1D3530;--warn:#E3A857;--warn-soft:#33281A;--rec:#FF6B61;--rec-soft:#3A1D1C;}}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.5 var(--ui);-webkit-text-size-adjust:100%}
body{padding:env(safe-area-inset-top,0) 0 env(safe-area-inset-bottom,0)}
.app{max-width:1280px;margin:0 auto;padding:16px 16px 40px;display:flex;flex-direction:column;gap:16px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.top{display:flex;justify-content:space-between;align-items:center;gap:12px}
.brand{font:500 19px var(--ui);display:flex;align-items:center;gap:10px}
.brand b{color:var(--accent);font-weight:600}
.mark{width:22px;height:22px;border-radius:6px;background:var(--ink);position:relative}
.mark::after{content:"";position:absolute;inset:6px 8px;border-radius:4px;background:var(--rec)}
.top-actions{display:flex;gap:6px}
.icon-btn{font:500 13px var(--ui);background:transparent;border:1px solid var(--line);color:var(--ink);padding:7px 12px;border-radius:8px;cursor:pointer}
.banner{background:var(--warn-soft);color:var(--warn);border-radius:8px;padding:10px 14px;font-size:14px}
.grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:16px;align-items:start}
@media (max-width:920px){.grid{grid-template-columns:1fr}}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:16px}
.label{font:500 11px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:8px;display:flex;justify-content:space-between;gap:8px}
.m0{margin:0}.mt{margin-top:8px}
.num{font-variant-numeric:tabular-nums}
label{display:block}
textarea,input,select{width:100%;font:16px/1.5 var(--ui);color:var(--ink);background:var(--bg);border:1px solid var(--line);border-radius:8px;padding:10px 12px}
textarea{resize:vertical}
#dictation{min-height:200px}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:480px){.row{grid-template-columns:1fr}}

/* recorder */
.recorder{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:12px;border-radius:10px;background:var(--bg)}
.rec-btn{position:relative;width:72px;height:72px;border-radius:50%;border:none;background:var(--rec-soft);cursor:pointer;flex:none}
.rec-core{position:absolute;inset:18px;border-radius:50%;background:var(--rec);transition:all .2s}
.rec-ring{position:absolute;inset:0;border-radius:50%;border:3px solid var(--rec);opacity:.35}
.rec-btn[aria-pressed="true"] .rec-core{inset:24px;border-radius:6px}
.rec-btn[aria-pressed="true"] .rec-ring{animation:ring 1.4s ease-out infinite}
@keyframes ring{0%{transform:scale(1);opacity:.5}100%{transform:scale(1.25);opacity:0}}
@media (prefers-reduced-motion:reduce){.rec-btn .rec-ring{animation:none!important}}
.rec-info{flex:1;min-width:150px;display:flex;flex-direction:column;gap:2px}
.rec-state{font-weight:600}
.rec-meta{font:12px var(--mono);color:var(--muted);font-variant-numeric:tabular-nums}
#meter{width:100%;max-width:240px;height:28px;margin-top:4px}
.upload{font:500 13px var(--ui);color:var(--accent);cursor:pointer;border:1px dashed var(--line);padding:8px 12px;border-radius:8px}

.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{font:500 14px var(--ui);padding:8px 12px;border-radius:999px;border:1px solid var(--line);background:transparent;color:var(--ink);cursor:pointer}
.chip[aria-pressed="true"]{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}

.actions{display:flex;gap:8px;flex-wrap:wrap}
.grow{flex:1}
.btn{font:600 15px var(--ui);padding:12px 18px;border-radius:9px;border:1px solid var(--line);background:var(--panel);color:var(--ink);cursor:pointer}
.btn.sm{font-size:13px;padding:8px 12px}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.ghost{background:transparent}
.btn:disabled{opacity:.5;cursor:not-allowed}
.rec-mini{color:var(--rec)}
.rec-mini.on{background:var(--rec);color:#fff;border-color:var(--rec)}

.docbar{display:flex;justify-content:space-between;align-items:center;gap:8px;flex-wrap:wrap}
.doc-actions{display:flex;gap:6px;flex-wrap:wrap}
.paper{background:var(--paper);border:1px solid var(--line);border-radius:4px;padding:36px clamp(18px,5vw,56px);min-height:560px;font:17px/1.6 var(--doc);box-shadow:0 12px 32px -20px rgba(20,35,59,.3);overflow-wrap:anywhere}
.paper:focus{outline:none;border-color:var(--accent)}
.paper h1,.paper h2,.paper h3{font-family:var(--doc);font-weight:600;line-height:1.25;text-wrap:balance}
.paper h1{font-size:25px;margin:0 0 14px}
.paper h2{font-size:19px;margin:22px 0 8px;border-bottom:1px solid var(--line);padding-bottom:4px}
.paper h3{font-size:17px;margin:16px 0 6px}
.paper p{margin:0 0 10px}
.paper ul,.paper ol{margin:0 0 10px;padding-left:22px}
.paper hr{border:0;border-top:1px solid var(--line);margin:18px 0}
.tablewrap{overflow-x:auto;margin:8px 0 14px}
.paper table{border-collapse:collapse;width:100%;font:14px/1.4 var(--ui)}
.paper th,.paper td{border:1px solid var(--line);padding:6px 8px;text-align:left;vertical-align:top}
.paper th{background:var(--accent-soft)}
.paper mark{background:var(--warn-soft);color:var(--warn);padding:0 4px;border-radius:3px;font:500 .82em var(--ui)}
.empty{color:var(--muted);font-family:var(--ui);font-size:15px;max-width:52ch}
.empty h2{color:var(--ink);font-family:var(--doc);border:0}
.status{font-size:13px;color:var(--muted);min-height:20px}
.status.err{color:var(--rec)}
.refine{display:flex;gap:6px}
.refine input{flex:1;min-width:0}

.sheet{border:none;border-radius:14px;padding:0;width:min(560px,calc(100vw - 32px));background:var(--panel);color:var(--ink)}
.sheet::backdrop{background:rgba(10,18,28,.45)}
.sheet-body{padding:20px;display:flex;flex-direction:column;gap:14px}
.sheet h2{margin:0;font:600 19px var(--ui)}
.meta{font:12px var(--mono);color:var(--muted)}
.hist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px;max-height:60vh;overflow:auto}
.hist li{display:flex;gap:8px;align-items:center;border:1px solid var(--line);border-radius:8px;padding:10px}
.hist button.open{all:unset;cursor:pointer;flex:1;min-width:0}
.hist .t{font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.hist .d{font:12px var(--mono);color:var(--muted)}

/* sign-in gate */
.gate{position:fixed;inset:0;z-index:10;background:var(--bg);display:flex;align-items:center;justify-content:center;padding:16px;overflow:auto}
.gate-card{width:min(400px,100%);background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:24px;display:flex;flex-direction:column;gap:14px}
.gate-card h1{margin:8px 0 0;font:600 22px var(--ui)}
.gate-lead{margin:0;color:var(--muted)}
.gate-err{color:var(--rec);font-size:14px;min-height:0}
.gate-err:empty,.gate-ok:empty{display:none}
.gate-ok{background:var(--accent-soft);color:var(--ink);border-radius:8px;padding:10px 12px;font-size:14px}
.linkbtn{all:unset;cursor:pointer;color:var(--accent);font:500 14px var(--ui);align-self:flex-start}
.linkbtn:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
.account{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px;border-radius:10px;background:var(--bg)}
.account .label{margin-bottom:4px}
#accountEmail{font-weight:600;overflow-wrap:anywhere}

/* team */
.invite{display:flex;gap:8px;align-items:flex-end;flex-wrap:wrap}
.invite label{min-width:200px}
.linkbox{display:flex;flex-direction:column;gap:6px;padding:12px;border-radius:10px;background:var(--accent-soft)}
.linkrow{display:flex;gap:6px}
.linkrow input{flex:1;min-width:0;font:13px var(--mono);background:var(--panel)}
.hist .who{flex:1;min-width:0}
.hist .acts{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}
.tag{font:500 11px var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--accent);margin-left:6px}
.tag.pending{color:var(--warn)}

@media print{
  body{background:#fff}
  .gate,.top,.banner,.input,.docbar,.status,.refine{display:none!important}
  .grid{display:block}.panel{border:0;padding:0}
  .paper{border:0;box-shadow:none;padding:0;color:#000;background:#fff}
}