/* ============================================================
   Lumen — voice-first thinking OS. Apple-calm design system.
   Light "paper" default + dark toggle. No native chrome.
   ============================================================ */

:root{
  /* light · warm paper */
  --paper:#f4f2ec;
  --surface:#ffffff;
  --surface-2:#fbfaf7;
  --surface-3:#f0ede5;
  --ink:#1a1a18;
  --ink-2:#57564f;
  --ink-3:#94928a;
  --ink-4:#b9b6ac;
  --line:#e6e3da;
  --line-2:#d9d5ca;
  --accent:#3b6ef5;
  --accent-2:#2c5be0;
  --accent-soft:#e8eeff;
  --accent-ink:#1f4fd0;
  --good:#2e9e6b;
  --warn:#d98324;
  --danger:#d8503a;
  --danger-soft:#fbe7e2;
  /* AI surfaces only — iridescent */
  --ai:linear-gradient(115deg,#7c9cff 0%,#b78bff 52%,#ff9bd9 100%);
  --ai-soft:linear-gradient(115deg,#eef0ff 0%,#f4ecff 52%,#ffeef8 100%);
  --ai-line:#cdb8ff;
  /* depth */
  --shadow-sm:0 1px 2px rgba(40,38,33,.05), 0 2px 6px rgba(40,38,33,.05);
  --shadow:0 8px 22px -8px rgba(40,38,33,.20), 0 2px 6px rgba(40,38,33,.06);
  --shadow-lg:0 24px 60px -20px rgba(30,28,24,.34);
  --shadow-pop:0 12px 40px -8px rgba(30,28,24,.28), 0 2px 8px rgba(30,28,24,.12);
  /* shape + motion */
  --radius:14px;
  --radius-sm:10px;
  --radius-lg:20px;
  --ease:cubic-bezier(.4,0,.2,1);
  --spring:cubic-bezier(.22,1,.36,1);
  --spring-soft:cubic-bezier(.34,1.4,.64,1);
  --rail-w:280px;
  --glass:rgba(255,255,255,.72);
  color-scheme:light;
}
[data-theme="dark"]{
  --paper:#121214;
  --surface:#1a1a1e;
  --surface-2:#202024;
  --surface-3:#26262b;
  --ink:#ececee;
  --ink-2:#a6a6ad;
  --ink-3:#6e6e77;
  --ink-4:#4a4a52;
  --line:#2a2a2f;
  --line-2:#34343a;
  --accent:#6b8cff;
  --accent-2:#86a0ff;
  --accent-soft:#1d2336;
  --accent-ink:#a9bdff;
  --good:#4cc78c;
  --warn:#e0a050;
  --danger:#ef6a52;
  --danger-soft:#33211d;
  --ai:linear-gradient(115deg,#7c9cff 0%,#b78bff 52%,#ff9bd9 100%);
  --ai-soft:linear-gradient(115deg,#1c2236 0%,#241f37 52%,#321f2e 100%);
  --ai-line:#5a4a8a;
  --shadow-sm:0 1px 2px rgba(0,0,0,.35), 0 2px 6px rgba(0,0,0,.3);
  --shadow:0 8px 24px -8px rgba(0,0,0,.55), 0 2px 6px rgba(0,0,0,.4);
  --shadow-lg:0 24px 64px -20px rgba(0,0,0,.7);
  --shadow-pop:0 14px 44px -8px rgba(0,0,0,.6), 0 2px 8px rgba(0,0,0,.5);
  --glass:rgba(26,26,30,.72);
  color-scheme:dark;
}

/* ===== reset / base ===== */
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none !important}
html,body{height:100%;overflow:hidden}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  font-weight:400;
  letter-spacing:-.011em;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overscroll-behavior:none;
}
/* hide native scrollbars everywhere (custom affordances only) */
*{scrollbar-width:none;-ms-overflow-style:none}
*::-webkit-scrollbar{width:0;height:0;display:none}
button,input,textarea,select{font-family:inherit;color:inherit;font-size:inherit;border:none;background:none;outline:none}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}
.blk:focus-visible,.doc-title:focus-visible,.cv-edit:focus-visible,.field:focus-visible,[contenteditable]:focus-visible{outline:none}
svg{display:block}
.ico{width:18px;height:18px;flex:0 0 auto}   /* base icon size; context rules override */
a{color:inherit;text-decoration:none}
::selection{background:var(--accent-soft);color:var(--ink)}
.mono{font-family:'JetBrains Mono',ui-monospace,monospace;letter-spacing:0}
.overline{font-family:'JetBrains Mono',monospace;font-size:.62rem;text-transform:uppercase;letter-spacing:.22em;color:var(--ink-3)}
.scroll{overflow-y:auto;-webkit-overflow-scrolling:touch}

/* ===== micro-interactions ===== */
.wrap{animation:wrapin .26s var(--ease)}
@keyframes wrapin{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}
.note-row:active{transform:scale(.99)}
.nav-item:active{transform:scale(.985)}
.slash{animation:popin .14s var(--spring)}
@keyframes popin{from{opacity:0;transform:translateY(-5px) scale(.97)}to{opacity:1;transform:none}}

/* ===== app shell ===== */
#root{height:100%;display:grid;grid-template-columns:var(--rail-w) 1fr;}
.rail{
  position:relative;background:var(--surface-2);border-right:1px solid var(--line);
  display:flex;flex-direction:column;min-height:0;
}
.main{position:relative;min-width:0;min-height:0;display:flex;flex-direction:column;background:var(--paper)}

/* ===== rail / sidebar ===== */
.rail-head{display:flex;align-items:center;gap:10px;padding:18px 18px 12px}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:1.05rem;letter-spacing:-.02em}
.brand .glyph{width:26px;height:26px;border-radius:8px;flex:0 0 auto;
  background:radial-gradient(60% 60% at 50% 42%,#fff6e6 0%,#ffd99a 40%,#b78bff 72%,#7c9cff 100%);
  box-shadow:inset 0 0 0 1px rgba(0,0,0,.06)}
.rail-cap{flex:1}
.rail-actions{display:flex;flex-direction:column;gap:4px;padding:6px 12px 10px}
.rail-nav{padding:6px 12px;display:flex;flex-direction:column;gap:2px}
.rail-sep{height:1px;background:var(--line);margin:8px 16px}
.rail-list-head{display:flex;align-items:center;justify-content:space-between;padding:10px 18px 6px}
.rail-list-head .overline{color:var(--ink-3)}
.rail-list{flex:1;min-height:0;overflow-y:auto;padding:0 12px 16px}

.nav-item{display:flex;align-items:center;gap:11px;padding:9px 12px;border-radius:var(--radius-sm);
  color:var(--ink-2);font-size:.92rem;font-weight:450;transition:background .15s var(--ease),color .15s var(--ease);position:relative}
.nav-item:hover{background:var(--surface-3);color:var(--ink)}
.nav-item.on{background:var(--surface);color:var(--ink);box-shadow:var(--shadow-sm);font-weight:500}
.nav-item .ico{width:18px;height:18px;flex:0 0 auto;color:var(--ink-3)}
.nav-item.on .ico{color:var(--accent)}
.nav-item .count{margin-left:auto;font-size:.72rem;color:var(--ink-3);font-family:'JetBrains Mono',monospace}

.note-row{display:flex;align-items:flex-start;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);cursor:pointer;
  transition:background .14s var(--ease);position:relative}
.note-row:hover{background:var(--surface-3)}
.note-row.on{background:var(--surface);box-shadow:var(--shadow-sm)}
.note-row .nr-body{flex:1;min-width:0}
.note-row .nr-title{font-size:.9rem;font-weight:500;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.note-row .nr-sub{font-size:.76rem;color:var(--ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:2px}
.note-row .nr-pin{color:var(--accent);opacity:.9}
.note-row .nr-kind{width:8px;height:8px;border-radius:50%;background:var(--ink-4);margin-top:6px;flex:0 0 auto}
.note-row .nr-kind.doc{background:var(--accent)}
.note-row .nr-kind.voice{background:#b78bff}

/* ===== buttons ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:38px;padding:0 16px;border-radius:999px;
  font-size:.9rem;font-weight:500;color:var(--ink);background:var(--surface);box-shadow:var(--shadow-sm);
  transition:transform .15s var(--spring-soft),box-shadow .2s var(--ease),background .15s var(--ease)}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.btn:active{transform:translateY(0) scale(.985)}
.btn.block{width:100%;justify-content:flex-start}
.btn.primary{background:var(--accent);color:#fff;box-shadow:0 6px 18px -6px var(--accent)}
.btn.ghost{background:transparent;box-shadow:none;color:var(--ink-2)}
.btn.ghost:hover{background:var(--surface-3);color:var(--ink);box-shadow:none;transform:none}
.btn.ai{color:#fff;background:var(--ai);box-shadow:0 8px 22px -8px rgba(150,120,255,.6)}
.btn .ico{width:18px;height:18px}
.btn.sm{height:30px;padding:0 12px;font-size:.82rem;gap:6px}
.iconbtn{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;color:var(--ink-3);
  transition:background .14s var(--ease),color .14s var(--ease),transform .14s var(--spring-soft)}
.iconbtn:hover{background:var(--surface-3);color:var(--ink)}
.iconbtn:active{transform:scale(.92)}
.iconbtn .ico{width:18px;height:18px}

.chip{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 11px;border-radius:999px;font-size:.78rem;
  color:var(--ink-2);background:var(--surface-3);transition:all .14s var(--ease)}
.chip:hover{color:var(--ink)}
.chip.on{background:var(--accent);color:#fff}

/* segmented control (replaces radios) */
.seg{display:inline-flex;background:var(--surface-3);border-radius:999px;padding:3px;gap:2px}
.seg button{height:30px;padding:0 14px;border-radius:999px;font-size:.82rem;font-weight:500;color:var(--ink-2);transition:all .16s var(--spring)}
.seg button.on{background:var(--surface);color:var(--ink);box-shadow:var(--shadow-sm)}

/* toggle switch (replaces checkbox) */
.sw{width:46px;height:27px;border-radius:999px;background:var(--line-2);position:relative;flex:0 0 auto;transition:background .2s var(--ease);cursor:pointer}
.sw i{position:absolute;top:3px;left:3px;width:21px;height:21px;border-radius:50%;background:#fff;box-shadow:var(--shadow-sm);transition:left .2s var(--spring-soft)}
.sw.on{background:var(--accent)}
.sw.on i{left:22px}

/* custom checkbox (task tick) */
.tick{width:20px;height:20px;border-radius:6px;border:1.6px solid var(--line-2);flex:0 0 auto;display:inline-flex;align-items:center;justify-content:center;
  transition:all .15s var(--spring-soft);cursor:pointer;color:transparent}
.tick:hover{border-color:var(--accent)}
.tick.on{background:var(--accent);border-color:var(--accent);color:#fff}
.tick .ico{width:13px;height:13px}

/* custom slider */
.slider{position:relative;height:26px;display:flex;align-items:center;cursor:pointer;touch-action:none}
.slider .track{height:5px;width:100%;border-radius:999px;background:var(--line-2)}
.slider .fill{position:absolute;left:0;height:5px;border-radius:999px;background:var(--accent)}
.slider .thumb{position:absolute;width:18px;height:18px;border-radius:50%;background:#fff;box-shadow:var(--shadow);transform:translateX(-50%);transition:transform .12s var(--spring-soft)}
.slider:active .thumb{transform:translateX(-50%) scale(1.18)}

/* custom dropdown / popover */
.pop{position:fixed;z-index:60;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-pop);
  padding:6px;min-width:200px;opacity:0;transform:translateY(-6px) scale(.98);pointer-events:none;transition:opacity .16s var(--ease),transform .16s var(--spring)}
.pop.open{opacity:1;transform:none;pointer-events:auto}
.pop-item{display:flex;align-items:center;gap:10px;padding:9px 11px;border-radius:9px;font-size:.88rem;color:var(--ink-2);cursor:pointer;transition:background .12s var(--ease),color .12s var(--ease)}
.pop-item:hover,.pop-item.sel{background:var(--surface-3);color:var(--ink)}
.pop-item .ico{width:17px;height:17px;color:var(--ink-3)}
.pop-item.danger{color:var(--danger)}
.pop-item.danger:hover{background:var(--danger-soft)}
.pop-sep{height:1px;background:var(--line);margin:5px 6px}
.pop-label{padding:8px 11px 4px}

/* text inputs (custom) */
.field{width:100%;height:40px;padding:0 14px;border-radius:var(--radius-sm);background:var(--surface-3);
  color:var(--ink);font-size:.9rem;transition:box-shadow .16s var(--ease),background .16s var(--ease)}
.field::placeholder{color:var(--ink-4)}
.field:focus{background:var(--surface);box-shadow:0 0 0 2px var(--accent) inset, var(--shadow-sm)}
textarea.field{height:auto;min-height:90px;padding:12px 14px;resize:none;line-height:1.5}

/* ===== top bar ===== */
.topbar{display:flex;align-items:center;gap:10px;padding:12px 22px;min-height:60px;
  border-bottom:1px solid var(--line);background:var(--glass);backdrop-filter:saturate(1.4) blur(14px);position:relative;z-index:5}
.topbar .tb-title{font-size:1rem;font-weight:500;color:var(--ink);min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.topbar .tb-sub{font-size:.74rem;color:var(--ink-3)}
.topbar .grow{flex:1}
.menu-toggle{display:none}

/* ===== content surface ===== */
.surface{flex:1;min-height:0;overflow-y:auto;position:relative}
.wrap{max-width:var(--wrap-w,780px);margin:0 auto;padding:36px 28px 160px}
.wrap.wide{max-width:1100px}
[data-text="s"] .blk{font-size:.95rem}
[data-text="s"] .doc-title{font-size:1.85rem}
[data-text="l"] .blk{font-size:1.16rem;line-height:1.66}
[data-text="l"] .doc-title{font-size:2.4rem}

/* ===== editor ===== */
.doc-title{width:100%;font-size:2.1rem;font-weight:600;letter-spacing:-.025em;line-height:1.15;color:var(--ink);
  background:none;border:none;margin-bottom:6px}
.doc-title:empty:before{content:attr(data-ph);color:var(--ink-4)}
.doc-meta{display:flex;align-items:center;gap:10px;color:var(--ink-3);font-size:.78rem;margin-bottom:22px}
.doc-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--ink-4)}
.blocks{display:flex;flex-direction:column;position:relative}
.blk-grip{position:absolute;left:-26px;width:22px;height:26px;display:flex;align-items:center;justify-content:center;color:var(--ink-4);cursor:grab;opacity:0;border-radius:6px;transition:opacity .12s var(--ease),background .12s;touch-action:none;z-index:2}
.blk-grip:hover{background:var(--surface-3);color:var(--ink-2)}
.blk-grip.show{opacity:1}
.blk-grip:active{cursor:grabbing}
.blk-grip .ico{width:16px;height:16px}
.blk.dragging{opacity:.38}
.drop-ind{position:absolute;left:0;right:0;height:2px;background:var(--accent);border-radius:2px;display:none;pointer-events:none;z-index:3}
@media (max-width:760px){ .blk-grip{left:-20px} }
.blk{position:relative;padding:3px 0;line-height:1.62;font-size:1.02rem;color:var(--ink);outline:none;white-space:pre-wrap;word-break:break-word}
.blk:empty:before{content:attr(data-ph);color:var(--ink-4);pointer-events:none}
.blk.h1{font-size:1.6rem;font-weight:600;letter-spacing:-.02em;margin-top:14px}
.blk.h2{font-size:1.3rem;font-weight:600;letter-spacing:-.015em;margin-top:10px}
.blk.h3{font-size:1.08rem;font-weight:600;margin-top:6px}
.blk.quote{padding-left:16px;border-left:3px solid var(--accent);color:var(--ink-2);font-style:italic}
.blk.callout{background:var(--accent-soft);border:1px solid var(--ai-line);border-radius:10px;padding:12px 15px;margin:6px 0;color:var(--ink)}
.blk.code{font-family:'JetBrains Mono',monospace;font-size:.88rem;background:var(--surface-3);border-radius:10px;padding:12px 14px;white-space:pre-wrap}
.blk.bullet,.blk.number,.blk.todo{padding-left:28px}
.blk.bullet:before{content:"";position:absolute;left:9px;top:.78em;width:6px;height:6px;border-radius:50%;background:var(--ink-3)}
.blk.number:before{content:attr(data-n) ".";position:absolute;left:2px;top:0;color:var(--ink-3);font-variant-numeric:tabular-nums}
.blk.todo .tk{position:absolute;left:0;top:.2em;width:20px;height:20px;border-radius:6px;border:1.6px solid var(--line-2);
  display:inline-flex;align-items:center;justify-content:center;color:transparent;cursor:pointer;transition:all .15s var(--spring-soft)}
.blk.todo .tk:hover{border-color:var(--accent)}
.blk.todo .tk.on{background:var(--accent);border-color:var(--accent);color:#fff}
.blk.todo .tk .ico{width:13px;height:13px}
.blk.todo.done{color:var(--ink-3);text-decoration:line-through;text-decoration-color:var(--ink-4)}
.blk.divider{height:1px;background:var(--line);margin:14px 0;padding:0}
.blk-table{margin:10px 0}
.blk-tbl-wrap{border:1px solid var(--line);border-radius:10px;overflow:hidden}
.blk-tbl-wrap table{border-collapse:collapse;width:100%}
.blk-tbl-wrap td{border:1px solid var(--line);padding:8px 11px;font-size:.92rem;min-width:64px;vertical-align:top}
.blk-tbl-wrap td:focus{box-shadow:0 0 0 2px var(--accent) inset;outline:none}
.tbl-actions{display:flex;gap:6px;margin-top:6px;opacity:0;transition:opacity .14s var(--ease)}
.blk-table:hover .tbl-actions{opacity:1}
.tbl-add{font-size:.72rem;color:var(--ink-3);background:var(--surface-2);border:1px solid var(--line);border-radius:7px;padding:3px 10px;transition:all .12s var(--ease)}
.tbl-add:hover{color:var(--ink);background:var(--surface-3)}
@media (pointer:coarse){ .tbl-actions{opacity:1} }
.wikilink{color:var(--accent-ink);cursor:pointer;font-weight:500;background:var(--accent-soft);padding:1px 5px;border-radius:5px;transition:background .12s var(--ease),color .12s}
.wikilink:hover{background:var(--accent);color:#fff}

/* slash menu */
.slash{position:fixed;z-index:70;width:260px;max-height:320px;overflow-y:auto;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow-pop);padding:6px}

/* ===== command bar (⌘K) ===== */
.cmdk-veil{position:fixed;inset:0;z-index:80;background:rgba(20,18,16,.28);backdrop-filter:blur(3px);
  opacity:0;transition:opacity .18s var(--ease);display:flex;align-items:flex-start;justify-content:center;padding-top:14vh}
.cmdk-veil.open{opacity:1}
.cmdk{width:min(640px,92vw);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);
  overflow:hidden;transform:translateY(-12px) scale(.97);opacity:0;transition:transform .22s var(--spring),opacity .18s var(--ease)}
.cmdk-veil.open .cmdk{transform:none;opacity:1}
.cmdk-in{display:flex;align-items:center;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line)}
.cmdk-in input{flex:1;font-size:1.1rem;background:none}
.cmdk-in .ico{width:20px;height:20px;color:var(--ink-3)}
.cmdk-in .rec{width:10px;height:10px;border-radius:50%;background:var(--danger);animation:pulse 1.1s ease-in-out infinite}
.cmdk-list{max-height:46vh;overflow-y:auto;padding:8px}
.cmdk-item{display:flex;align-items:center;gap:13px;padding:11px 13px;border-radius:11px;cursor:pointer;color:var(--ink-2)}
.cmdk-item.sel,.cmdk-item:hover{background:var(--surface-3);color:var(--ink)}
.cmdk-item .ico{width:18px;height:18px;color:var(--ink-3)}
.cmdk-item.sel .ico{color:var(--accent)}
.cmdk-item .k{margin-left:auto;font-family:'JetBrains Mono',monospace;font-size:.7rem;color:var(--ink-4)}
.cmdk-hint{padding:9px 16px;font-size:.72rem;color:var(--ink-4);border-top:1px solid var(--line);display:flex;gap:14px}

/* ===== mic FAB + waveform ===== */
.mic-fab{position:fixed;right:26px;bottom:26px;z-index:40;width:58px;height:58px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--ink);color:var(--paper);box-shadow:var(--shadow-lg);transition:transform .18s var(--spring-soft),background .2s var(--ease)}
.mic-fab:hover{transform:translateY(-2px) scale(1.04)}
.mic-fab:active{transform:scale(.95)}
.mic-fab.live{background:var(--danger)}
.mic-fab .ico{width:24px;height:24px}
.mic-fab .ring{position:absolute;inset:-6px;border-radius:50%;border:2px solid var(--danger);opacity:0;}
.mic-fab.live .ring{animation:ring 1.4s ease-out infinite}
@keyframes ring{0%{transform:scale(.9);opacity:.6}100%{transform:scale(1.5);opacity:0}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

.voice-panel{position:fixed;left:50%;bottom:104px;transform:translateX(-50%) translateY(10px);z-index:41;width:min(560px,92vw);
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:18px 20px;
  opacity:0;pointer-events:none;transition:opacity .2s var(--ease),transform .24s var(--spring)}
.voice-panel.open{opacity:1;pointer-events:auto;transform:translateX(-50%)}
.wave{display:flex;align-items:center;gap:3px;height:30px;margin:4px 0 12px}
.wave i{width:3px;border-radius:2px;background:var(--accent);height:30%;transition:height .12s var(--ease)}
.vp-text{font-size:1rem;line-height:1.5;color:var(--ink);max-height:140px;overflow-y:auto;min-height:24px}
.vp-text .interim{color:var(--ink-3)}
.vp-foot{display:flex;align-items:center;gap:10px;margin-top:14px}
.vp-mode{display:flex;gap:6px}

/* ===== toast ===== */
.toast{position:fixed;left:50%;bottom:30px;transform:translateX(-50%) translateY(20px);z-index:200;
  background:var(--ink);color:var(--paper);padding:11px 18px;border-radius:999px;font-size:.86rem;font-weight:450;box-shadow:var(--shadow-lg);
  opacity:0;pointer-events:none;transition:opacity .2s var(--ease),transform .26s var(--spring);max-width:90vw}
.toast.show{opacity:1;transform:translateX(-50%)}
.toast.ai{background:var(--ai)}

/* ===== modal ===== */
.modal-veil{position:fixed;inset:0;z-index:90;background:rgba(20,18,16,.34);backdrop-filter:blur(3px);
  display:flex;align-items:center;justify-content:center;padding:24px;opacity:0;transition:opacity .18s var(--ease)}
.modal-veil.open{opacity:1}
.modal{width:min(560px,94vw);max-height:86vh;overflow-y:auto;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);padding:26px;transform:scale(.96) translateY(8px);opacity:0;transition:transform .22s var(--spring),opacity .18s var(--ease)}
.modal-veil.open .modal{transform:none;opacity:1}
.modal h2{font-size:1.3rem;font-weight:600;margin-bottom:4px}
.modal .sub{color:var(--ink-3);font-size:.86rem;margin-bottom:20px}
.set-row{display:flex;align-items:center;gap:14px;padding:14px 0;border-top:1px solid var(--line)}
.set-row .sr-body{flex:1}
.set-row .sr-t{font-size:.92rem;font-weight:500}
.set-row .sr-d{font-size:.78rem;color:var(--ink-3);margin-top:2px}

/* ===== empty states ===== */
.empty{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;height:100%;padding:40px;color:var(--ink-3)}
.empty .glo{width:72px;height:72px;border-radius:50%;margin-bottom:18px;
  background:radial-gradient(60% 60% at 50% 42%,#fff6e6 0%,#ffd99a 40%,#b78bff 72%,#7c9cff 100%);opacity:.9;
  box-shadow:0 12px 40px -10px rgba(150,120,255,.5)}
.empty h3{font-size:1.15rem;font-weight:600;color:var(--ink);margin-bottom:6px}
.empty p{font-size:.9rem;max-width:340px;line-height:1.5}

/* ===== AI card (inline AI output) ===== */
.ai-card{border:1px solid var(--ai-line);border-radius:var(--radius);background:var(--ai-soft);padding:16px 18px;margin:14px 0}
.ai-card .ac-head{display:flex;align-items:center;gap:8px;margin-bottom:10px;font-size:.78rem;font-weight:600;color:var(--ink-2)}
.ai-card .ac-head .spark{width:16px;height:16px}
.ai-shimmer{height:12px;border-radius:6px;background:linear-gradient(90deg,var(--surface-3) 25%,var(--line) 50%,var(--surface-3) 75%);
  background-size:200% 100%;animation:shimmer 1.3s linear infinite;margin:8px 0}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* spark/gradient text */
.grad{background:var(--ai);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ===== canvas ===== */
.cv-root{position:absolute;inset:0;display:flex;flex-direction:column}
.cv-toolbar{position:absolute;top:14px;left:50%;transform:translateX(-50%);z-index:6;display:flex;align-items:center;gap:4px;
  background:var(--glass);backdrop-filter:saturate(1.4) blur(14px);border:1px solid var(--line);border-radius:999px;padding:5px;box-shadow:var(--shadow)}
.cv-btn{display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 12px;border-radius:999px;font-size:.82rem;font-weight:500;color:var(--ink-2);transition:background .14s var(--ease),color .14s}
.cv-btn:hover{background:var(--surface-3);color:var(--ink)}
.cv-btn.on{background:var(--accent);color:#fff}
.cv-btn.ai{color:#fff;background:var(--ai)}
.cv-btn .ico{width:16px;height:16px}
.cv-tsep{width:1px;height:20px;background:var(--line);margin:0 3px}
.cv-viewport{position:absolute;inset:0;overflow:hidden;touch-action:none;cursor:grab;
  background:radial-gradient(var(--line) 1px,transparent 1px);background-size:26px 26px;background-position:center}
.cv-viewport:active{cursor:grabbing}
.cv-stage{position:absolute;left:0;top:0;transform-origin:0 0;will-change:transform}
.cv-edges,.cv-ink{position:absolute;left:0;top:0;overflow:visible;pointer-events:none}
.cv-node{position:absolute;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:12px 13px;font-size:.9rem;line-height:1.45;cursor:grab}
.cv-node:active{cursor:grabbing}
.cv-node.sticky{border:none;box-shadow:var(--shadow);color:#33312b}
.cv-node.note{cursor:pointer}
.cv-node.image{padding:0;overflow:hidden;background:var(--surface-3)}
.cv-node.image .cv-img{display:block;width:100%;border-radius:11px}
.cv-note-t{font-weight:600;font-size:.92rem;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cv-note-p{font-size:.8rem;color:var(--ink-3);margin-top:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cv-edit{outline:none;min-height:20px;white-space:pre-wrap;word-break:break-word}
.cv-edit:empty:before{content:attr(data-ph);color:var(--ink-4)}
.cv-handle{position:absolute;right:-7px;top:50%;transform:translateY(-50%);width:14px;height:14px;border-radius:50%;background:var(--accent);border:2px solid var(--surface);cursor:crosshair;opacity:0;transition:opacity .14s}
.cv-node:hover .cv-handle{opacity:1}
.cv-del{position:absolute;top:-9px;right:-9px;width:20px;height:20px;border-radius:50%;background:var(--ink);color:var(--paper);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .14s}
.cv-del .ico{width:12px;height:12px}
.cv-node:hover .cv-del{opacity:1}
.cv-empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;pointer-events:none}

/* ===== knowledge graph ===== */
.gr-wrap{position:absolute;inset:0}
.gr-svg{width:100%;height:100%;display:block}
.gr-hint{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);font-size:.72rem;color:var(--ink-3);background:var(--glass);backdrop-filter:blur(8px);padding:6px 12px;border-radius:999px;border:1px solid var(--line)}

/* ===== responsive ===== */
@media (max-width:880px){
  #root{grid-template-columns:1fr}
  .rail{position:fixed;inset:0 auto 0 0;width:86vw;max-width:340px;z-index:100;transform:translateX(-100%);
    transition:transform .28s var(--spring);box-shadow:var(--shadow-lg)}
  #root.nav-open .rail{transform:none}
  .rail-veil{position:fixed;inset:0;z-index:99;background:rgba(20,18,16,.3);opacity:0;pointer-events:none;transition:opacity .2s}
  #root.nav-open .rail-veil{opacity:1;pointer-events:auto}
  .menu-toggle{display:inline-flex}
  .wrap{padding:24px 18px 160px}
  .doc-title{font-size:1.7rem}
}

/* ===== media / capture ===== */
.blk.image{padding:6px 0}
.blk.image img{max-width:100%;border-radius:12px;display:block;box-shadow:var(--shadow-sm)}
.dropzone{position:fixed;inset:0;z-index:150;display:none;align-items:center;justify-content:center;background:rgba(20,18,16,.42);backdrop-filter:blur(4px)}
.dropzone.on{display:flex}
.dz-inner{display:flex;flex-direction:column;align-items:center;gap:12px;color:#fff;border:2px dashed rgba(255,255,255,.6);border-radius:24px;padding:46px 60px;font-size:1.05rem;font-weight:500}
.dz-inner .ico{width:40px;height:40px}

/* ===== tasks ===== */
.tk-row{display:flex;align-items:flex-start;gap:12px;padding:13px;border-radius:12px;background:var(--surface);box-shadow:var(--shadow-sm);margin-bottom:8px}
.tk-body{flex:1;min-width:0}
.tk-t{font-size:.96rem;line-height:1.4}
.tk-t.done{color:var(--ink-3);text-decoration:line-through;text-decoration-color:var(--ink-4)}
.tk-src{display:inline-flex;align-items:center;gap:5px;margin-top:6px;font-size:.76rem;color:var(--ink-3);cursor:pointer}
.tk-src .ico{width:13px;height:13px}
.tk-src:hover{color:var(--accent)}

/* ===== timeline ===== */
.tl-group{margin-bottom:24px}
.tl-day{margin:0 0 12px 4px}
.tl-item{display:flex;gap:14px;cursor:pointer}
.tl-dot{width:11px;height:11px;border-radius:50%;background:var(--accent);margin-top:16px;flex:0 0 auto;position:relative}
.tl-dot.voice{background:#b78bff}
.tl-item:not(:last-child) .tl-dot:after{content:"";position:absolute;left:50%;top:13px;transform:translateX(-50%);width:2px;height:calc(100% + 20px);background:var(--line)}
.tl-card{flex:1;min-width:0;background:var(--surface);border-radius:12px;box-shadow:var(--shadow-sm);padding:12px 14px;margin-bottom:10px;transition:transform .14s var(--spring-soft),box-shadow .2s var(--ease)}
.tl-item:hover .tl-card{transform:translateX(2px);box-shadow:var(--shadow)}
.tl-time{font-size:.7rem;color:var(--ink-3);float:right}
.tl-t{font-weight:600;font-size:.95rem}
.tl-p{font-size:.82rem;color:var(--ink-3);margin-top:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ===== presentations ===== */
.pr-root{position:absolute;inset:0;display:flex;flex-direction:column;--ps-bg:#fff;--ps-ink:#1a1a18;--ps-accent:#3b6ef5;--ps-font:'Inter',sans-serif;--ps-kick:var(--ink-3)}
.pr-bar{display:flex;align-items:center;gap:8px;padding:10px 16px;border-bottom:1px solid var(--line);background:var(--surface-2)}
.pr-bar .pr-title{font-weight:600;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:40vw}
.pr-stage{flex:1;min-height:0;display:flex;align-items:center;justify-content:center;padding:24px;background:var(--paper)}
.pr-slide{aspect-ratio:16/9;width:min(100%,calc((100vh - 230px) * 1.777));max-height:calc(100vh - 230px);background:var(--ps-bg);color:var(--ps-ink);font-family:var(--ps-font);
  border-radius:16px;box-shadow:var(--shadow-lg);padding:6.2% 8%;display:flex;flex-direction:column;justify-content:center;overflow:hidden;position:relative}
.pr-slide.in{animation:slidein .34s var(--spring)}
@keyframes slidein{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.pr-cover{text-align:left}
.pr-kicker{font-size:.7rem;letter-spacing:.3em;color:var(--ps-kick);margin-bottom:18px}
.pr-cover h1{font-size:clamp(1.8rem,4.4vw,3.4rem);font-weight:700;letter-spacing:-.02em;line-height:1.08}
.pr-cover p{font-size:clamp(1rem,1.8vw,1.5rem);color:var(--ps-kick);margin-top:16px;font-weight:400}
.pr-content h2{font-size:clamp(1.4rem,3vw,2.3rem);font-weight:700;letter-spacing:-.02em;margin-bottom:max(14px,2vh);padding-bottom:14px;border-bottom:2px solid var(--ps-accent);display:inline-block}
.pr-content ul{list-style:none;display:flex;flex-direction:column;gap:max(10px,1.6vh)}
.pr-content li{font-size:clamp(.95rem,1.9vw,1.5rem);line-height:1.35;padding-left:30px;position:relative}
.pr-content li:before{content:"";position:absolute;left:0;top:.5em;width:10px;height:10px;border-radius:3px;background:var(--ps-accent)}
.pr-foot{display:flex;align-items:center;justify-content:center;gap:16px;padding:12px}
.pr-count{color:var(--ink-3);font-size:.8rem;min-width:60px;text-align:center}
.pr-notes{max-height:0;overflow:hidden;transition:max-height .25s var(--ease);background:var(--surface-2);border-top:1px solid var(--line)}
.pr-notes.open{max-height:30vh;overflow-y:auto;padding:16px 22px}
.pr-notes>div{margin-top:6px;font-size:.95rem;line-height:1.5;color:var(--ink)}
.pr-gen{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}
/* deck themes */
.pr-minimal{--ps-bg:#ffffff;--ps-ink:#1a1a18;--ps-accent:#1a1a18;--ps-kick:#9a9893}
.pr-corporate{--ps-bg:#0f2030;--ps-ink:#eef3f8;--ps-accent:#5b9bff;--ps-kick:#8fb0cf;--ps-font:'Inter',sans-serif}
.pr-startup{--ps-bg:#0d0d10;--ps-ink:#ffffff;--ps-accent:#b78bff;--ps-kick:#9a8ad0}
.pr-startup .pr-cover h1{background:var(--ai);-webkit-background-clip:text;background-clip:text;color:transparent}
.pr-academic{--ps-bg:#f7f4ec;--ps-ink:#26221a;--ps-accent:#8a6d3b;--ps-kick:#9a8b6a;--ps-font:Georgia,'Times New Roman',serif}
.pr-creative{--ps-bg:#fff0f6;--ps-ink:#3a1830;--ps-accent:#ff5aa6;--ps-kick:#c06a9a}
.pr-creative .pr-slide,.pr-creative.pr-slide{background:linear-gradient(135deg,#fff0f6,#eef0ff)}
/* print */
.pr-print{display:none}
body.printing .pr-print{display:block;position:fixed;inset:0;z-index:9999;background:#fff;overflow:auto}
.pp-slide{width:100%;min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:8% 9%;box-sizing:border-box;page-break-after:always;background:var(--ps-bg,#fff);color:var(--ps-ink,#1a1a18);font-family:var(--ps-font,'Inter',sans-serif)}
.pp-slide h1{font-size:3rem;font-weight:700}.pp-slide h2{font-size:2.2rem;font-weight:700;border-bottom:2px solid var(--ps-accent,#1a1a18);padding-bottom:12px;display:inline-block;margin-bottom:24px}
.pp-slide ul{list-style:none}.pp-slide li{font-size:1.4rem;line-height:1.4;margin-bottom:14px;padding-left:28px;position:relative}.pp-slide li:before{content:"";position:absolute;left:0;top:.5em;width:9px;height:9px;border-radius:3px;background:var(--ps-accent,#1a1a18)}
@media print{ body.printing #root,body.printing #overlays{display:none!important} .pr-print{position:static} @page{size:landscape;margin:0} }

/* ===== voice panel polish ===== */
.vp-head{display:flex;align-items:center;gap:8px;margin-bottom:12px}
.vp-rec{width:9px;height:9px;border-radius:50%;background:var(--danger);animation:pulse 1.1s ease-in-out infinite}
.vp-mode{display:flex;width:100%;margin-bottom:12px;gap:2px}
.vp-mode button{flex:1;display:inline-flex;align-items:center;justify-content:center;gap:6px;font-size:.78rem;padding:0 8px}
.vp-mode button .ico{width:15px;height:15px}
.vp-foot .mono{font-size:.72rem;color:var(--ink-3)}
.seg button{display:inline-flex;align-items:center;justify-content:center;gap:6px}
.btn,.cv-btn{white-space:nowrap}
@media (max-width:480px){ .vp-mode button .ico{display:none} .vp-mode button{font-size:.8rem} }
@media (max-width:600px){ .cv-btn span{display:none} .cv-toolbar{padding:4px;gap:2px} .pr-bar .pr-title{max-width:32vw} }

/* ===== touch / tablet (coarse pointer) ===== */
@media (pointer:coarse){
  .cv-handle,.cv-del{opacity:1}                 /* no hover on touch — always show */
  .nav-item{padding:12px 12px}
  .note-row{padding:12px}
  .cv-btn{height:40px;padding:0 14px}
  .iconbtn{width:40px;height:40px}
  .btn{height:42px}
  .btn.sm{height:34px}
  .cmdk-item{padding:14px 13px}
  .pop-item{padding:12px 12px}
  .tick{width:24px;height:24px}
}
/* (reading width is user-controlled via --wrap-w; no fixed tablet override) */

/* narrow phones: stack settings controls full-width for breathing room */
@media (max-width:430px){
  .set-row{flex-direction:column;align-items:stretch;gap:12px}
  .set-row .seg{width:100%}
  .set-row .seg button{flex:1}
}

@media (prefers-reduced-motion:reduce){
  *,*:before,*:after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
}