/* Audiobook-TTS web app. Light, calm, minimal; follows the owner's design reference (2026-09-10).
 * Desktop: header + sidebar. Phone: header + bottom tab bar. No framework. */
:root {
  --bg: #f4f6fa;
  --card: #ffffff;
  --ink: #0f172a;
  --ink-2: #334155;
  --muted: #64748b;
  --faint: #94a3b8;
  --line: #e3e8f0;
  --line-2: #eef2f7;
  --accent: #2563eb;
  --accent-2: #1d4ed8;
  --accent-soft: #eaf1fe;
  --accent-ink: #ffffff;
  --ok: #16a34a;
  --ok-soft: #e7f6ec;
  --warn-soft: #fff4e5;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 4px 16px rgba(15, 23, 42, .04);
  --sans: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --top: 72px;
  --side: 252px;
  --tab: 64px;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 15px/1.5 var(--sans); -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
a { color: var(--accent); text-decoration: none; }
code { font: .86em ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--line-2); padding: .1em .35em; border-radius: 6px; overflow-wrap: anywhere; }
h1, h2, h3 { margin: 0; letter-spacing: -.01em; }
h1 { font-size: 2rem; line-height: 1.15; font-weight: 750; }
.muted { color: var(--muted); margin: 0; }
.hint { color: var(--faint); font-size: .82rem; margin: .35rem 0 0; }
.lede { color: var(--muted); margin: .35rem 0 0; font-size: 1rem; }

.ico { width: 20px; height: 20px; flex: 0 0 auto; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.ico.fill, .ico use[href="#i-play"], .ico use[href="#i-pause"] { fill: currentColor; stroke: none; }
.ico-sm { width: 17px; height: 17px; }
.ico-xs { width: 14px; height: 14px; }

/* ---------------------------------------------------------------- header */
.topbar {
  position: sticky; top: 0; z-index: 20; height: var(--top);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 0 max(1.25rem, env(safe-area-inset-right)) 0 max(1.25rem, env(safe-area-inset-left));
  background: var(--card); border-bottom: 1px solid var(--line);
}
.brand { display: flex; align-items: center; gap: .8rem; color: var(--ink); min-width: 0; }
.brand-tile {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent); flex: 0 0 auto;
}
.brand-tile .ico { width: 26px; height: 26px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; min-width: 0; }
.brand-text b { font-size: 1.2rem; font-weight: 750; white-space: nowrap; }
.brand-text small { color: var(--muted); font-size: .84rem; }
.top-right { display: flex; align-items: center; gap: .75rem; }
.status-pill {
  display: inline-flex; align-items: center; gap: .45rem; padding: .35rem .8rem; border-radius: 999px;
  background: var(--line-2); color: var(--ink-2); font-size: .84rem; white-space: nowrap;
}
.status-pill .s-short { display: none; }
.status-pill .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--faint); }
.status-pill.ok .dot { background: var(--ok); box-shadow: 0 0 0 3px var(--ok-soft); }
.status-pill.bad .dot { background: #dc2626; }
.usermenu { position: relative; }
.user-btn {
  display: flex; align-items: center; gap: .5rem; border: 0; background: transparent; cursor: pointer;
  padding: .25rem .35rem; border-radius: 999px; color: var(--ink-2); font: inherit;
}
.user-btn:hover { background: var(--line-2); }
.avatar-sm {
  width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center;
  background: #475569; color: #fff; font-weight: 650; text-transform: uppercase;
}
.menu {
  position: absolute; right: 0; top: calc(100% + 6px); min-width: 170px; padding: .35rem;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 12px 32px rgba(15, 23, 42, .12);
}
.menu a, .menu button {
  display: block; width: 100%; text-align: left; padding: .6rem .75rem; border-radius: 8px;
  color: var(--ink); background: none; border: 0; font: inherit; cursor: pointer;
}
.menu a:hover, .menu button:hover { background: var(--line-2); }

/* ---------------------------------------------------------------- layout */
.shell { display: grid; grid-template-columns: var(--side) minmax(0, 1fr); min-height: calc(100vh - var(--top)); }
.sidebar {
  position: sticky; top: var(--top); height: calc(100vh - var(--top)); display: flex; flex-direction: column;
  justify-content: space-between; padding: 1rem .75rem; background: var(--card); border-right: 1px solid var(--line);
}
.side-nav { display: grid; gap: .25rem; }
.side-nav a {
  display: flex; align-items: center; gap: .8rem; padding: .7rem .85rem; border-radius: 10px;
  color: var(--ink-2); font-weight: 500; white-space: nowrap;
}
.side-nav a:hover { background: var(--line-2); }
.side-nav a[aria-current=page] { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.side-foot { display: grid; gap: .9rem; }
.privacy {
  display: flex; gap: .65rem; align-items: flex-start; padding: .85rem; border-radius: 12px;
  background: var(--line-2); color: var(--muted); font-size: .84rem;
}
.privacy .ico { width: 26px; height: 26px; color: #475569; }
.privacy p { margin: 0; }
.version { margin: 0 .35rem; color: var(--faint); font-size: .8rem; }

.main { min-width: 0; padding: 1.75rem clamp(1rem, 3vw, 2.25rem) 3rem; outline: none; }
.page { max-width: 1180px; }
.page-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-bottom: 1.25rem; }
.tagline { margin: 0 0 .25rem; color: var(--faint); font-size: .9rem; }

/* ---------------------------------------------------------------- cards */
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 1.25rem; margin-bottom: 1rem; min-width: 0;
}
.card-h { font-size: 1.05rem; font-weight: 650; margin-bottom: .75rem; display: flex; align-items: center; gap: .5rem; flex-wrap: wrap; }
.later {
  display: inline-block; font-size: .72rem; font-weight: 600; padding: .12rem .5rem; border-radius: 999px;
  background: var(--warn-soft); color: #9a5b00; vertical-align: middle; letter-spacing: 0;
}
.tag { background: var(--accent-soft); color: var(--accent); padding: .05rem .45rem; border-radius: 6px; font-weight: 550; white-space: nowrap; }
.link { display: inline-flex; align-items: center; gap: .3rem; font-weight: 550; font-size: .9rem; white-space: nowrap; }

/* ---------------------------------------------------------------- buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  min-height: 42px; padding: .5rem 1rem; border-radius: 10px; font: 600 .92rem var(--sans);
  cursor: pointer; border: 1px solid transparent; touch-action: manipulation; white-space: nowrap;
}
.btn-outline { background: var(--card); border-color: var(--line); color: var(--ink-2); }
.btn-outline:hover:not(:disabled) { border-color: #cbd5e1; background: #f8fafc; }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover:not(:disabled) { background: var(--accent-2); }
.btn:disabled { cursor: not-allowed; opacity: .55; }
button:focus-visible, a:focus-visible, summary:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}

/* ---------------------------------------------------------------- create page */
.create-grid { display: grid; grid-template-columns: minmax(0, 1fr) 370px; gap: 1.25rem; align-items: start; }
.create-side { position: sticky; top: calc(var(--top) + 1.25rem); }
.step-head { display: flex; align-items: flex-start; gap: .85rem; margin-bottom: 1rem; flex-wrap: wrap; }
.step-ico { width: 26px; height: 26px; color: var(--ink-2); margin-top: .1rem; }
.step-title { flex: 1 1 14rem; min-width: 0; }
.step-title h2 { font-size: 1.15rem; font-weight: 650; }
.step-title p { margin: .2rem 0 0; color: var(--muted); font-size: .92rem; }
.step-foot { margin: .85rem 0 0; display: flex; justify-content: space-between; gap: .75rem; flex-wrap: wrap; font-size: .9rem; }

.book {
  display: flex; gap: 1rem; align-items: center; padding: .85rem 3rem .85rem .85rem; border: 1px solid var(--line);
  border-radius: 12px; position: relative;
}
.book.is-selected { border-color: #bfd3fb; background: #fbfdff; }
.book img { width: 88px; height: 120px; object-fit: cover; border-radius: 6px; flex: 0 0 auto; box-shadow: 0 1px 4px rgba(0, 0, 0, .15); }
.book-info { min-width: 0; flex: 1; }
.book-info h3 { font-size: 1.1rem; font-weight: 650; }
.book-info .author { margin: .15rem 0 .5rem; color: var(--ink-2); }
.meta { display: flex; flex-wrap: wrap; gap: .25rem .6rem; color: var(--muted); font-size: .86rem; margin: 0; }
.meta span:not(:last-child)::after { content: "|"; color: #cbd5e1; margin-left: .6rem; }
.book-status { margin: .45rem 0 0; font-size: .82rem; color: var(--faint); }
.check {
  width: 28px; height: 28px; border-radius: 50%; background: var(--ok); color: #fff;
  display: grid; place-items: center; position: absolute; top: .85rem; right: .85rem;
}
.check .ico { width: 17px; height: 17px; stroke-width: 2.6; }

.narrator-row { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: .6rem; }
.ntile {
  position: relative; display: flex; flex-direction: column; align-items: center; gap: .15rem;
  padding: 1rem .5rem .85rem; border: 1px solid var(--line); border-radius: 12px; background: var(--card);
  cursor: pointer; text-align: center; font: inherit; color: inherit; min-width: 0;
}
.ntile:hover { border-color: #cbd5e1; }
.ntile[aria-checked=true] { border: 2px solid var(--accent); background: #f7faff; padding: calc(1rem - 1px) calc(.5rem - 1px) calc(.85rem - 1px); }
.ntile .badge-check {
  position: absolute; top: 8px; right: 8px; width: 22px; height: 22px; border-radius: 50%;
  background: var(--accent); color: #fff; display: none; place-items: center;
}
.ntile .badge-check .ico { width: 14px; height: 14px; stroke-width: 3; }
.ntile[aria-checked=true] .badge-check { display: grid; }
.ntile b { font-weight: 600; font-size: .95rem; margin-top: .45rem; }
.ntile small { color: var(--muted); font-size: .8rem; }
.new-dot {
  position: absolute; top: 8px; left: 8px; font-size: .62rem; font-weight: 700; color: var(--accent);
  background: var(--accent-soft); padding: .08rem .4rem; border-radius: 999px; letter-spacing: .04em; text-transform: uppercase;
}

.avatar {
  width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(145deg, #eef4ff, #dbe7fd); color: var(--accent-2);
  font-weight: 750; font-size: 1.15rem; letter-spacing: .02em; position: relative; flex: 0 0 auto;
}
.avatar::after {
  content: ""; position: absolute; inset: -3px; border-radius: 50%; border: 1px solid #dbe7fd;
}
.mini-play {
  margin-top: .55rem; width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--line);
  background: var(--card); color: var(--ink); display: grid; place-items: center; cursor: pointer;
}
.mini-play .ico { width: 16px; height: 16px; }
.mini-play .i-pause, .is-playing .mini-play .i-play { display: none; }
.is-playing .mini-play .i-pause { display: block; }
.is-playing .mini-play { background: var(--accent); color: #fff; border-color: var(--accent); }

.settings-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.field label { display: flex; align-items: center; gap: .45rem; font-weight: 600; font-size: .9rem; margin-bottom: .45rem; color: var(--ink-2); }
.field select, .field input {
  width: 100%; min-height: 42px; padding: .5rem .7rem; border: 1px solid var(--line); border-radius: 10px;
  font: inherit; color: var(--ink-2); background: #f8fafc;
}
.field-row { display: flex; gap: .5rem; }
.field-row .btn { padding: .5rem .75rem; }
.field-row input { min-width: 0; }
.generate { margin-top: 1.4rem; text-align: center; }
.btn-generate { min-width: min(100%, 22rem); min-height: 52px; font-size: 1.02rem; }

.side-card { padding: 1.15rem 1.15rem 1rem; }
.side-h { display: flex; align-items: center; gap: .6rem; font-size: 1.05rem; font-weight: 650; white-space: nowrap; }
.side-h-row { display: flex; justify-content: space-between; align-items: center; gap: .5rem; margin-bottom: .85rem; }
.prog-top { display: flex; align-items: center; gap: 1rem; margin: 1.1rem 0 1rem; }
.ring {
  width: 76px; height: 76px; border-radius: 50%; border: 7px solid var(--line-2);
  display: grid; place-items: center; color: var(--faint); font-weight: 700; font-size: 1.2rem; flex: 0 0 auto;
}
.prog-title { margin: 0; font-weight: 650; }
.stages { list-style: none; margin: 0; padding: 0; }
.stages li { display: flex; gap: .8rem; position: relative; padding-bottom: .85rem; }
.stages li:not(:last-child)::before { content: ""; position: absolute; left: 10px; top: 22px; bottom: 0; width: 1px; background: var(--line); }
.stages i { width: 21px; height: 21px; border-radius: 50%; border: 1.5px dashed #cbd5e1; flex: 0 0 auto; margin-top: 1px; background: var(--card); }
.stages b { display: block; font-weight: 550; font-size: .92rem; color: var(--ink-2); }
.stages span { color: var(--faint); font-size: .82rem; }
.times { display: grid; grid-template-columns: 1fr 1fr; margin: .4rem 0 0; padding-top: .85rem; border-top: 1px solid var(--line); }
.times div + div { border-left: 1px solid var(--line); padding-left: 1rem; }
.times dt { color: var(--muted); font-size: .82rem; }
.times dd { margin: .15rem 0 0; font-weight: 650; }
.empty-sm { border: 1px dashed var(--line); border-radius: 12px; padding: 1.25rem; text-align: center; }

/* ---------------------------------------------------------------- voice samples */
.choice-banner {
  display: inline-flex; align-items: center; gap: .5rem; margin: -.25rem 0 1rem; padding: .5rem .9rem;
  border-radius: 999px; background: var(--line-2); color: var(--ink-2); font-size: .92rem;
}
.choice-banner.chosen { background: var(--accent-soft); color: var(--accent-2); }
.howto summary { cursor: pointer; font-weight: 600; }
.howto ol { margin: .6rem 0 .25rem; padding-left: 1.25rem; color: var(--ink-2); }
.howto li { margin: .25rem 0; }
.group { margin: 1.5rem 0 .5rem; }
.group-head { display: flex; align-items: baseline; justify-content: space-between; gap: .75rem; flex-wrap: wrap; }
.group-head h2 { font-size: 1.2rem; font-weight: 700; }
.group-blurb { color: var(--muted); margin: .25rem 0 .9rem; font-size: .92rem; max-width: 52rem; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 330px), 1fr)); gap: 1rem; }

.vcard { margin: 0; display: flex; flex-direction: column; gap: .85rem; transition: border-color .15s, box-shadow .15s; }
.vcard.is-chosen { border: 2px solid var(--accent); padding: calc(1.25rem - 1px); box-shadow: 0 0 0 3px var(--accent-soft), var(--shadow); }
.vcard.is-playing:not(.is-chosen) { border-color: #bfd3fb; }
.vhead { display: flex; align-items: center; gap: .85rem; }
.vhead .avatar { width: 48px; height: 48px; font-size: 1rem; }
.vtitle { min-width: 0; flex: 1; }
.vtitle h3 { font-size: 1.12rem; font-weight: 700; display: flex; align-items: center; gap: .45rem; flex-wrap: wrap; }
.badge-new { font-size: .66rem; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--accent); background: var(--accent-soft); padding: .12rem .45rem; border-radius: 999px; }
.chips { display: flex; gap: .35rem; flex-wrap: wrap; margin-top: .25rem; }
.chip { font-size: .8rem; padding: .08rem .5rem; border-radius: 999px; background: var(--line-2); color: var(--ink-2); font-variant-numeric: tabular-nums; white-space: nowrap; }
.chosen-mark { display: none; color: var(--accent); font-weight: 650; font-size: .85rem; white-space: nowrap; align-items: center; gap: .25rem; }
.is-chosen .chosen-mark { display: inline-flex; }

.player { display: flex; align-items: center; gap: .9rem; }
.play {
  flex: 0 0 auto; width: 64px; height: 64px; border-radius: 50%; border: 0;
  background: var(--accent); color: #fff; display: grid; place-items: center; cursor: pointer;
  -webkit-tap-highlight-color: transparent; touch-action: manipulation; box-shadow: 0 4px 14px rgba(37, 99, 235, .28);
}
.play:active { transform: scale(.96); }
.play .ico { width: 26px; height: 26px; }
.play .i-pause, .is-playing .play .i-play { display: none; }
.is-playing .play .i-pause { display: block; }
.play:disabled { opacity: .5; }
.track { flex: 1 1 auto; min-width: 0; }
.time { display: flex; justify-content: space-between; margin-top: .1rem; font-size: .82rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.time .error { color: #b91c1c; }

input[type=range].seek {
  -webkit-appearance: none; appearance: none; width: 100%; height: 32px; background: transparent;
  margin: 0; cursor: pointer; touch-action: pan-y; --pct: 0%;
}
input[type=range].seek::-webkit-slider-runnable-track {
  height: 6px; border-radius: 999px; background: linear-gradient(to right, var(--accent) var(--pct), var(--line) var(--pct));
}
input[type=range].seek::-moz-range-track { height: 6px; border-radius: 999px; background: var(--line); }
input[type=range].seek::-moz-range-progress { height: 6px; border-radius: 999px; background: var(--accent); }
input[type=range].seek::-webkit-slider-thumb {
  -webkit-appearance: none; width: 20px; height: 20px; margin-top: -7px; border-radius: 50%;
  background: #fff; border: 3px solid var(--accent); box-shadow: 0 1px 3px rgba(0, 0, 0, .2);
}
input[type=range].seek::-moz-range-thumb { width: 14px; height: 14px; border-radius: 50%; background: #fff; border: 3px solid var(--accent); }

.vfoot { display: flex; align-items: center; justify-content: space-between; gap: .75rem; }
.details-btn { border: 0; background: none; color: var(--muted); font: 500 .88rem var(--sans); cursor: pointer; padding: .5rem 0; display: inline-flex; align-items: center; gap: .3rem; }
.details-btn .ico { transition: transform .15s; }
.details-btn[aria-expanded=true] .ico { transform: rotate(180deg); }
.choose {
  min-height: 44px; padding: .5rem 1.1rem; border-radius: 10px; cursor: pointer;
  font: 600 .92rem var(--sans); border: 1.5px solid var(--accent); background: var(--card); color: var(--accent);
  display: inline-flex; align-items: center; gap: .4rem; touch-action: manipulation;
}
.choose .ico { width: 16px; height: 16px; stroke-width: 2.6; display: none; }
.choose[aria-pressed=true] { background: var(--accent); color: #fff; }
.choose[aria-pressed=true] .ico { display: block; }
.details { border-top: 1px solid var(--line-2); padding-top: .75rem; }
.details dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: .3rem .9rem; font-size: .85rem; }
.details dt { color: var(--muted); }
.details dd { margin: 0; color: var(--ink-2); overflow-wrap: anywhere; }
.vcard.compact .play { width: 52px; height: 52px; }
.vcard.compact .play .ico { width: 21px; height: 21px; }

.notes-card { margin-top: 1.5rem; }
textarea {
  width: 100%; font: 16px/1.45 var(--sans); color: var(--ink); background: #f8fafc;
  border: 1px solid var(--line); border-radius: 10px; padding: .7rem .8rem; resize: vertical;
}
.row-end { display: flex; justify-content: space-between; align-items: center; gap: .75rem; margin-top: .6rem; flex-wrap: wrap; }
.row-gap { display: flex; gap: .6rem; flex-wrap: wrap; margin-top: 1rem; }

/* ---------------------------------------------------------------- empty states, kv */
.empty { text-align: center; padding: 1.75rem 1rem; }
.empty-ico { width: 56px; height: 56px; border-radius: 50%; display: inline-grid; place-items: center; background: var(--line-2); color: var(--muted); margin-bottom: .6rem; }
.empty-ico .ico { width: 26px; height: 26px; }
.empty-title { font-weight: 650; margin: 0 0 .25rem; }
.empty .muted + .muted { margin-top: .35rem; }
.path { font: .9rem ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--line-2); display: inline-block; padding: .3rem .6rem; border-radius: 8px; margin: .6rem 0 .2rem; overflow-wrap: anywhere; max-width: 100%; }
.dropzone { border: 1.5px dashed #cbd5e1; border-radius: 12px; padding: 1.5rem 1rem; text-align: center; color: var(--faint); opacity: .8; }
.dropzone .ico { width: 28px; height: 28px; }
.kv { display: grid; grid-template-columns: minmax(7rem, auto) 1fr; gap: .55rem 1.25rem; margin: 0; font-size: .92rem; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; color: var(--ink-2); overflow-wrap: anywhere; min-width: 0; }
.kv .sub { display: block; color: var(--faint); font-size: .84rem; }

/* ---------------------------------------------------------------- tab bar (phones) */
.tabbar { display: none; }

.toast {
  position: fixed; left: 50%; bottom: calc(1.25rem + env(safe-area-inset-bottom)); transform: translateX(-50%);
  background: var(--ink); color: #fff; padding: .6rem 1rem; border-radius: 999px; font-size: .92rem;
  box-shadow: 0 8px 24px rgba(15, 23, 42, .25); max-width: calc(100% - 2rem); text-align: center; z-index: 50;
}

/* ---------------------------------------------------------------- responsive */
@media (max-width: 1220px) {
  .create-grid { grid-template-columns: minmax(0, 1fr); }
  .create-side { position: static; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 1rem; }
  .create-side .card { margin-bottom: 0; }
}
@media (max-width: 1100px) {
  .narrator-row { grid-template-columns: repeat(auto-fill, minmax(104px, 1fr)); }
  .settings-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 860px) {
  :root { --top: 60px; }
  .shell { display: block; }
  .sidebar { display: none; }
  .brand-tile { width: 38px; height: 38px; }
  .brand-tile .ico { width: 22px; height: 22px; }
  .brand-text b { font-size: 1.05rem; }
  .brand-text small { display: none; }
  .user-name, .user-btn .ico-xs { display: none; }
  .status-pill { padding: .3rem .6rem; font-size: .78rem; }
  .status-pill .s-long { display: none; }
  .status-pill .s-short { display: inline; }
  .narrator-row { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .5rem; }
  .ntile { padding: .85rem .35rem .7rem; }
  .ntile[aria-checked=true] { padding: calc(.85rem - 1px) calc(.35rem - 1px) calc(.7rem - 1px); }
  .ntile .avatar { width: 46px; height: 46px; font-size: 1rem; }
  .ntile b { font-size: .86rem; margin-top: .35rem; }
  .mini-play { width: 38px; height: 38px; margin-top: .4rem; }
  .main { padding: 1.1rem max(1rem, env(safe-area-inset-right)) calc(var(--tab) + 1.5rem + env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left)); }
  h1 { font-size: 1.6rem; }
  .tagline { display: none; }
  .card { padding: 1rem; }
  .vcard.is-chosen { padding: calc(1rem - 1px); }
  .step-head .btn { min-height: 36px; padding: .35rem .75rem; font-size: .84rem; margin-left: calc(26px + .85rem); }
  .book-info h3 { font-size: 1rem; }
  .book { gap: .8rem; }
  .tabbar {
    display: grid; grid-template-columns: repeat(5, 1fr); position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
    height: calc(var(--tab) + env(safe-area-inset-bottom)); padding-bottom: env(safe-area-inset-bottom);
    background: rgba(255, 255, 255, .96); border-top: 1px solid var(--line);
    -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  }
  .tabbar a {
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: .15rem;
    color: var(--muted); font-size: .7rem; font-weight: 550; min-width: 0;
  }
  .tabbar a[aria-current=page] { color: var(--accent); }
  .tabbar .ico { width: 22px; height: 22px; }
  .toast { bottom: calc(var(--tab) + 1rem + env(safe-area-inset-bottom)); }
  .book img { width: 64px; height: 88px; }
}
@media (max-width: 380px) {
  .status-pill .s-short { display: none; }
  .play { width: 56px; height: 56px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }

/* ---------------------------------------------------------------- login */
.login-body { min-height: 100vh; display: grid; place-items: center; padding: 1.25rem; }
.login-card { width: min(100%, 400px); padding: 2rem 1.75rem 1.5rem; }
.login-card .brand { margin-bottom: 1.5rem; }
.login-card h1 { font-size: 1.45rem; margin-bottom: .25rem; }
.login-form { display: grid; gap: 1rem; margin-top: 1.25rem; }
.login-form label { display: grid; gap: .35rem; font-weight: 600; font-size: .9rem; color: var(--ink-2); }
.login-form input {
  width: 100%; min-height: 48px; padding: .6rem .8rem; border: 1px solid var(--line); border-radius: 10px;
  font: 16px var(--sans); color: var(--ink); background: #f8fafc;
}
.login-form input:focus { background: #fff; border-color: var(--accent); }
.login-form .btn { min-height: 50px; font-size: 1rem; }
.form-error { margin: 0; padding: .6rem .8rem; border-radius: 10px; background: #fdecec; color: #991b1b; font-size: .9rem; }
.login-foot { margin: 1.25rem 0 0; display: flex; align-items: center; gap: .5rem; color: var(--faint); font-size: .84rem; }