:root {
  --bg: #f6f3ee;
  --panel: #ffffff;
  --panel-2: #faf8f4;
  --text: #22201c;
  --muted: #6f6a61;
  --line: #e4ded3;
  --accent: #c2410c;
  --accent-2: #9a3412;
  --accent-soft: #fdeee4;
  --ok: #15803d;
  --ok-soft: #e7f6ec;
  --err: #b91c1c;
  --err-soft: #fdecec;
  --shadow: 0 1px 2px rgba(40, 30, 20, .06), 0 4px 16px rgba(40, 30, 20, .06);
  --radius: 12px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #171614;
    --panel: #211f1c;
    --panel-2: #1c1a18;
    --text: #ece8e1;
    --muted: #a39d92;
    --line: #34312c;
    --accent: #f97316;
    --accent-2: #fb923c;
    --accent-soft: #3a2416;
    --ok: #4ade80;
    --ok-soft: #173322;
    --err: #f87171;
    --err-soft: #3a1b1b;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 4px 16px rgba(0, 0, 0, .25);
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .4em; }
h1 { font-size: 26px; }
h2 { font-size: 19px; }
h3 { font-size: 16px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }
.nowrap { white-space: nowrap; }
[hidden] { display: none !important; }
.mobile-only { display: none; }

/* header */
.top {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 20px;
  padding: 10px 24px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.brand { font-weight: 700; font-size: 17px; color: var(--text); display: flex; align-items: center; gap: 8px; }
.brand:hover { text-decoration: none; }
.logo { font-size: 20px; }
.top nav { display: flex; gap: 4px; flex: 1; }
.top nav a { color: var(--muted); padding: 6px 12px; border-radius: 8px; font-weight: 500; }
.top nav a:hover { background: var(--panel); text-decoration: none; color: var(--text); }
.top nav a.active { background: var(--panel); color: var(--text); box-shadow: var(--shadow); }
.badge { display: inline-block; min-width: 18px; padding: 0 5px; border-radius: 9px; background: var(--accent); color: #fff; font-size: 11px; line-height: 18px; text-align: center; }

main { max-width: 1180px; margin: 0 auto; padding: 24px; }

/* controls */
button, .btn {
  font: inherit; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 16px; border-radius: 10px; border: 1px solid transparent;
  background: var(--accent); color: #fff; font-weight: 600;
  transition: background .15s, opacity .15s;
}
button:hover, .btn:hover { background: var(--accent-2); text-decoration: none; }
button:disabled { opacity: .5; cursor: default; }
button.secondary, .btn.secondary { background: var(--panel); color: var(--text); border-color: var(--line); }
button.secondary:hover, .btn.secondary:hover { background: var(--panel-2); }
button.ghost { background: transparent; color: var(--muted); border-color: transparent; font-weight: 500; }
button.ghost:hover { background: var(--panel-2); color: var(--text); }
button.small, .btn.small { padding: 5px 10px; font-size: 13px; border-radius: 8px; }
button.icon { padding: 4px 8px; min-width: 32px; }
button.big { padding: 14px 22px; font-size: 16px; width: 100%; }
button.danger { color: var(--err); }
input[type=text], input[type=password], select {
  font: inherit; color: var(--text); background: var(--panel);
  border: 1px solid var(--line); border-radius: 9px; padding: 8px 11px; width: 100%;
}
input:focus, select:focus { outline: 2px solid color-mix(in srgb, var(--accent) 40%, transparent); border-color: var(--accent); }
input[type=range] { width: 100%; accent-color: var(--accent); }
input[type=checkbox] { accent-color: var(--accent); width: 17px; height: 17px; margin: 0; cursor: pointer; }
label.check { display: flex; gap: 8px; align-items: center; cursor: pointer; }

.panel { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 20px; }
.stack > * + * { margin-top: 14px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }

/* login */
.login { max-width: 360px; margin: 12vh auto 0; text-align: center; }
.login .logo { font-size: 48px; display: block; margin-bottom: 8px; }
.login form { margin-top: 20px; }
.err { color: var(--err); font-size: 14px; min-height: 1.5em; }

/* upload */
.hero { text-align: center; margin: 24px 0 28px; }
.hero p { color: var(--muted); max-width: 640px; margin: 8px auto 0; }
.drop {
  display: block;
  border: 2px dashed var(--line); border-radius: 18px; background: var(--panel);
  padding: 56px 24px; text-align: center; cursor: pointer; transition: border-color .15s, background .15s;
  max-width: 760px; margin: 0 auto;
}
.drop:hover, .drop.over { border-color: var(--accent); background: var(--accent-soft); }
.drop .icon-big { font-size: 46px; }
.drop h2 { margin: 10px 0 4px; }
.formats { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; margin-top: 18px; }
.chip { font-size: 12px; padding: 2px 9px; border-radius: 20px; background: var(--panel-2); border: 1px solid var(--line); color: var(--muted); }
.chip.accent { background: var(--accent-soft); color: var(--accent); border-color: transparent; }
.chip.ok { background: var(--ok-soft); color: var(--ok); border-color: transparent; }
.chip.err { background: var(--err-soft); color: var(--err); border-color: transparent; }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; max-width: 760px; margin: 28px auto 0; }
.step { text-align: center; font-size: 13px; color: var(--muted); }
.step b { display: block; font-size: 22px; margin-bottom: 4px; }
.progress-upload { max-width: 760px; margin: 16px auto 0; }

/* book page */
.book-layout { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 22px; align-items: start; }
.book-head { display: flex; gap: 18px; }
.cover { width: 96px; height: 136px; border-radius: 8px; object-fit: cover; background: var(--panel-2); border: 1px solid var(--line); flex: none; display: flex; align-items: center; justify-content: center; font-size: 36px; }
.book-head .meta { flex: 1; min-width: 0; }
.editable { border: 1px solid transparent; border-radius: 7px; padding: 2px 6px; margin-left: -7px; cursor: text; }
.editable:hover { border-color: var(--line); }
.editable:focus { outline: none; border-color: var(--accent); background: var(--panel); }
h1.editable { font-size: 24px; }
.stats { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }

.chapters { margin-top: 18px; }
.ch-tools { display: flex; gap: 8px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--line); }
.part-title { font-weight: 700; font-size: 13px; text-transform: uppercase; letter-spacing: .04em; color: var(--accent); padding: 14px 0 4px; }
.ch { display: grid; grid-template-columns: 22px 34px minmax(0, 1fr) auto auto; gap: 10px; align-items: center; padding: 9px 4px; border-bottom: 1px solid var(--line); }
.ch.off .ch-title, .ch.off .ch-num, .ch.off .ch-info { opacity: .45; }
.ch-num { color: var(--muted); font-variant-numeric: tabular-nums; text-align: right; font-size: 13px; }
.ch-title { font-weight: 500; overflow: hidden; }
.ch-title .t { display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ch-title .p { display: block; font-weight: 400; color: var(--muted); font-size: 12.5px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ch-info { color: var(--muted); font-size: 12.5px; text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.ch-actions { display: flex; gap: 2px; opacity: .55; transition: opacity .15s; }
.ch:hover .ch-actions { opacity: 1; }

.side { position: sticky; top: 72px; }
.voices { display: grid; gap: 8px; max-height: 46vh; overflow: auto; padding-right: 2px; }
.voice { display: flex; gap: 10px; align-items: center; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; cursor: pointer; background: var(--panel); }
.voice:hover { border-color: color-mix(in srgb, var(--accent) 50%, var(--line)); }
.voice.sel { border-color: var(--accent); background: var(--accent-soft); }
.voice .avatar { width: 34px; height: 34px; border-radius: 50%; display: flex; align-items: center; justify-content: center; background: var(--panel-2); font-size: 17px; flex: none; }
.voice .vn { font-weight: 600; }
.voice .vd { font-size: 12.5px; color: var(--muted); }
.voice .grow { flex: 1; min-width: 0; }
.play { width: 34px; height: 34px; padding: 0; border-radius: 50%; flex: none; font-size: 13px; }
.play.playing { background: var(--accent-2); }
.field label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 4px; }
.speed-row { display: flex; align-items: center; gap: 10px; }
.speed-row output { font-variant-numeric: tabular-nums; min-width: 42px; text-align: right; font-weight: 600; }
.estimate { background: var(--panel-2); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font-size: 13.5px; }
.estimate div { display: flex; justify-content: space-between; }

/* jobs */
.jobs { display: grid; gap: 12px; }
.job-card { display: grid; grid-template-columns: 52px minmax(0, 1fr) auto; gap: 14px; align-items: center; }
.job-card .cover { width: 52px; height: 72px; font-size: 22px; }
.bar { height: 8px; border-radius: 4px; background: var(--panel-2); border: 1px solid var(--line); overflow: hidden; }
.bar > div { height: 100%; background: var(--accent); border-radius: 4px; transition: width .6s; }
.bar.done > div { background: var(--ok); }
.job-head { display: flex; gap: 20px; align-items: flex-start; }
.job-head .cover { width: 110px; height: 156px; font-size: 42px; }
.downloads { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 14px; }
.tracks { margin-top: 18px; }
.track { display: grid; grid-template-columns: 34px minmax(0, 1fr) auto auto; gap: 12px; align-items: center; padding: 8px 4px; border-bottom: 1px solid var(--line); }
.track .ch-num { text-align: right; }
.track.pending { opacity: .5; }
.track.current { opacity: 1; }
.track.current .ch-title::after { content: " · озвучивается…"; color: var(--accent); font-weight: 400; font-size: 13px; }

.books-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.book-card { display: flex; gap: 12px; cursor: pointer; }
.book-card:hover { border-color: var(--accent); }
.book-card .cover { width: 60px; height: 84px; font-size: 24px; }
.book-card .t { font-weight: 600; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; }
.empty { text-align: center; color: var(--muted); padding: 48px 0; }

/* modal */
.modal { position: fixed; inset: 0; background: rgba(0, 0, 0, .45); z-index: 50; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal-box { background: var(--panel); border-radius: 14px; width: min(760px, 100%); max-height: 86vh; display: flex; flex-direction: column; box-shadow: 0 10px 40px rgba(0, 0, 0, .3); }
.modal-head { display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--line); }
.modal-head h3 { flex: 1; margin: 0; }
.modal-body { padding: 8px 18px 18px; overflow: auto; }
.para { padding: 6px 8px; margin: 0 -8px; border-radius: 6px; position: relative; }
.para:hover { background: var(--panel-2); }
.para .cut { position: absolute; right: 6px; top: 4px; display: none; }
.para:hover .cut { display: inline-flex; }

.toast { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); background: var(--text); color: var(--bg); padding: 10px 18px; border-radius: 10px; z-index: 60; box-shadow: var(--shadow); max-width: 90vw; }
.toast.error { background: var(--err); color: #fff; }

.spin { 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); } }

@media (max-width: 900px) {
  .book-layout { grid-template-columns: 1fr; }
  .side { position: static; }
  .steps { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  main { padding: 16px; }
  .top { padding: 8px 16px; gap: 10px; }
  .brand-text, .hint { display: none; }
  .mobile-only { display: inline !important; }
  .top nav { gap: 0; }
  .top nav a { white-space: nowrap; }
  .book-head .cover { width: 64px; height: 90px; font-size: 26px; }
  h1.editable { font-size: 20px; }
  .panel { padding: 14px; }
  .top nav a { padding: 6px 8px; }
  .ch { grid-template-columns: 22px minmax(0, 1fr) auto; }
  .ch .ch-num, .ch .ch-info { display: none; }
  .job-head { flex-direction: column; }
  .track { grid-template-columns: minmax(0, 1fr) auto; }
  .track .ch-num, .track .ch-info { display: none; }
}
.editable:empty::before { content: attr(placeholder); color: var(--muted); }