/* Kumo studio layout: sidebar 232px · main (top bar 56px + view). The editor view adds a 360px settings panel. */
.studio-body { height: calc(100dvh - var(--kumo-bar, 0px)); overflow: hidden; }
.studio { display: grid; grid-template-columns: 232px minmax(0, 1fr); height: calc(100dvh - var(--kumo-bar, 0px)); }

/* sidebar */
.side { display: flex; flex-direction: column; gap: 8px; padding: 14px 12px; padding-top: calc(14px + env(safe-area-inset-top, 0px)); padding-left: max(12px, env(safe-area-inset-left, 0px)); border-right: 1px solid var(--line); background: var(--surface); min-height: 0; overflow-y: auto; }
.side-top { display: flex; align-items: center; justify-content: space-between; padding: 4px 6px 10px; }
.side-close { display: none; }
.nav { display: grid; gap: 2px; }
.nav a { display: flex; align-items: center; gap: 10px; height: 38px; padding: 0 10px; border-radius: 9px; text-decoration: none; color: var(--ink2); font-weight: 500; font-size: 14px; }
.nav a svg { width: 18px; height: 18px; color: var(--muted); }
.nav a:hover { background: var(--hover); }
.nav a.on { background: var(--sunk); color: var(--ink); font-weight: 650; }
.nav a.on svg { color: var(--ink); }
.side-foot { margin-top: auto; display: grid; gap: 10px; padding-bottom: env(safe-area-inset-bottom, 0px); }
.eng { display: grid; gap: 6px; padding: 12px; border-radius: 12px; background: var(--sunk); font-size: 13px; }
.eng-line { display: flex; align-items: center; gap: 8px; font-weight: 600; }
.eng .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--faint); flex: none; }
.eng .dot.on { background: var(--ok); box-shadow: 0 0 0 3px color-mix(in srgb, var(--ok) 20%, transparent); }
.side-row { display: flex; align-items: center; gap: 4px; }
.side-row .btn { margin-right: auto; }
.scrim { display: none; }

/* main + top bar */
.main { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.top { height: 56px; flex: none; display: flex; align-items: center; gap: 10px; padding: 0 20px; padding-right: max(20px, env(safe-area-inset-right, 0px)); border-bottom: 1px solid var(--line); background: var(--bg); }
.crumb { font-weight: 650; font-size: 15px; }
.top-right { margin-left: auto; display: flex; gap: 8px; align-items: center; }
.menu-btn { display: none; }
.view { flex: 1; min-height: 0; overflow-y: auto; }

/* tabs, search, segmented */
.tabs { display: inline-flex; gap: 4px; padding: 3px; background: var(--sunk); border-radius: 10px; }
.tabs button { border: 0; background: transparent; height: 30px; padding: 0 12px; border-radius: 8px; font-size: 13px; font-weight: 600; color: var(--muted); }
.tabs button.on { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0, 0, 0, .08); }
.search { display: flex; align-items: center; gap: 8px; height: 38px; padding: 0 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); color: var(--muted); }
.search:focus-within { border-color: var(--accent); }
.search svg { width: 16px; height: 16px; flex: none; }
.search input { border: 0; outline: 0; background: transparent; flex: 1; min-width: 0; color: var(--ink); }
.search.big { height: 44px; border-radius: 12px; }
.seg { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; padding: 3px; background: var(--sunk); border-radius: 10px; }
.seg button { border: 0; background: transparent; height: 32px; border-radius: 8px; font-size: 12.5px; font-weight: 600; color: var(--muted); }
.seg button.on { background: var(--surface); color: var(--ink); box-shadow: 0 1px 2px rgba(0, 0, 0, .08); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chips .sep { width: 1px; background: var(--line); margin: 4px 4px; }
.av.xs { width: 20px; height: 20px; border-radius: 6px; }
.av.xs .bars { height: 10px; gap: 1px; }
.av.xs .bars i { width: 2px; }
.av.xs .bars i:nth-child(1) { height: 4px; } .av.xs .bars i:nth-child(2) { height: 8px; } .av.xs .bars i:nth-child(3) { height: 10px; } .av.xs .bars i:nth-child(4) { height: 6px; } .av.xs .bars i:nth-child(5) { height: 3px; }
.empty-note { color: var(--muted); padding: 18px 0; }

/* home */
.home { max-width: 920px; margin: 0 auto; padding: 56px 24px 64px; display: grid; gap: 28px; }
.home-h { font-size: clamp(26px, 3.4vw, 34px); text-align: center; font-weight: 700; }
.composer { border: 1px solid var(--line2); border-radius: 18px; background: var(--surface); padding: 14px; display: grid; gap: 10px; box-shadow: var(--shadow); }
.composer:focus-within { border-color: var(--ink2); }
.composer textarea { border: 0; outline: 0; resize: none; background: transparent; min-height: 76px; font-size: 16px; line-height: 1.6; padding: 4px 6px; }
.composer-bar { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.composer-chips { display: flex; gap: 6px; flex-wrap: wrap; flex: 1; min-width: 0; }
.composer-chips .chip svg:last-child { width: 13px; height: 13px; color: var(--muted); }
.tools { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 10px; }
.tool { display: grid; justify-items: center; gap: 6px; padding: 16px 8px 14px; border-radius: 14px; text-decoration: none; text-align: center; border: 1px solid transparent; }
.tool:hover { background: var(--surface); border-color: var(--line); }
.tool-ic { width: 44px; height: 44px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); display: grid; place-items: center; }
.tool-ic svg { width: 20px; height: 20px; }
.tool b { font-size: 14px; }
.tool small { font-size: 12px; color: var(--muted); line-height: 1.35; }
.eng-banner { display: flex; align-items: center; gap: 20px; padding: 20px 22px; border-radius: 16px; background: var(--surface); border: 1px solid var(--line); }
.eng-banner-txt { flex: 1; display: grid; gap: 4px; min-width: 0; }
.home-tabs { justify-self: start; }
.qs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.qs-card { cursor: pointer; display: flex; gap: 12px; align-items: flex-start; text-align: left; padding: 14px; border-radius: 14px; border: 1px solid var(--line); background: var(--surface); }
.qs-card:hover { border-color: var(--line2); box-shadow: var(--shadow); }
.qs-card div { display: grid; gap: 2px; min-width: 0; }
.qs-card small { color: var(--muted); font-size: 12px; }
.qs-card p { font-size: 13px; color: var(--ink2); margin-top: 4px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* history rows */
.hlist { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.hitem { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: 10px; cursor: pointer; }
.hitem:hover { background: var(--hover); }
.hitem.cur { background: var(--sunk); }
.hplay { width: 32px; height: 32px; flex: none; border-radius: 50%; border: 1px solid var(--line2); background: var(--surface); display: grid; place-items: center; }
.hplay svg { width: 13px; height: 13px; }
.hmain { flex: 1; min-width: 0; display: grid; }
.hmain b { font-weight: 550; font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.hmain small { color: var(--muted); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.hday { padding: 12px 0 4px; }
.hlist.wide .hitem { padding: 12px; border-bottom: 1px solid var(--line); border-radius: 0; }

/* editor */
.tts { display: grid; grid-template-columns: minmax(0, 1fr) 360px; height: 100%; min-height: 0; }
.ed { display: flex; flex-direction: column; min-width: 0; min-height: 0; }
.ed-scroll { flex: 1; min-height: 0; overflow-y: auto; }
.blocks { max-width: 820px; margin: 0 auto; padding: 32px 28px 24px; display: grid; gap: 14px; }
.block textarea { width: 100%; border: 0; outline: 0; resize: none; background: transparent; font-size: 17px; line-height: 1.75; padding: 0; overflow: hidden; color: var(--ink); }
.block textarea::placeholder { color: var(--faint); }
.block.multi { border: 1px solid var(--line); background: var(--surface); border-radius: 14px; padding: 10px 14px 12px; }
.block.multi.focus { border-color: var(--line2); box-shadow: var(--shadow); }
.block.multi textarea { font-size: 16px; min-height: 60px; }
.block-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 6px; }
.block-head .chip { padding-left: 6px; }
.block-head .chip svg:last-child { width: 13px; height: 13px; color: var(--muted); }
.block-head .style-chip { margin-left: auto; margin-right: 4px; }
.eng small + .eng-line { margin-top: 6px; }
.ed-warn { display: flex; align-items: center; gap: 10px; margin: 0 auto 8px; max-width: 820px; width: calc(100% - 56px); padding: 10px 12px; border-radius: 12px; background: color-mix(in srgb, var(--warn) 10%, var(--surface)); color: var(--ink2); font-size: 13px; }
.ed-warn svg { width: 16px; height: 16px; color: var(--warn); flex: none; }
.ed-warn span { flex: 1; }
.ed-bar { display: flex; align-items: center; gap: 12px; padding: 12px 20px; border-top: 1px solid var(--line); background: var(--bg); flex-wrap: wrap; }
.ed-meta { display: grid; font-size: 12.5px; line-height: 1.35; min-width: 140px; }
.ed-meta .over { color: var(--bad); font-weight: 700; }
.ed-tools { display: flex; gap: 6px; flex-wrap: nowrap; flex: 1; min-width: 0; justify-content: center; overflow-x: auto; scrollbar-width: none; }
.ed-tools::-webkit-scrollbar { display: none; }
.ed-tools .chip { padding: 0 10px; }
@media (max-width: 1500px) { #genBtn .kbd { display: none; } }
.ed-go { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.gen-progress { display: inline-flex; align-items: center; gap: 8px; }
#genBtn { height: 42px; padding: 0 18px; }
#genBtn .kbd { border-color: color-mix(in srgb, var(--btn-ink) 35%, transparent); color: inherit; opacity: .7; }
#genBtn.stop { background: var(--surface); color: var(--ink); border-color: var(--line2); }
.panel-toggle { display: none; }

/* player */
.player { position: relative; display: flex; align-items: center; gap: 14px; padding: 12px 20px; padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px)); border-top: 1px solid var(--line); background: var(--surface); flex-wrap: wrap; }
.pl-btn { width: 44px; height: 44px; border-radius: 50%; border: 0; background: var(--btn); color: var(--btn-ink); display: grid; place-items: center; flex: none; }
.pl-btn svg { width: 18px; height: 18px; }
.pl-mid { flex: 1; min-width: 200px; display: grid; gap: 4px; }
.pl-now { display: flex; align-items: center; gap: 8px; font-size: 13px; min-width: 0; }
.pl-now b { white-space: nowrap; }
.pl-now span { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
#plWave { width: 100%; height: 40px; cursor: pointer; display: block; }
.pl-time { font-size: 13px; color: var(--muted); min-width: 92px; text-align: right; }
.sent { flex-basis: 100%; max-height: 260px; overflow-y: auto; border-top: 1px solid var(--line); padding-top: 10px; }
.sent.busy { opacity: .55; pointer-events: none; }
.sent-head { display: flex; gap: 8px; align-items: baseline; margin-bottom: 6px; }
.sent-list { list-style: none; margin: 0; padding: 0; display: grid; }
.sent-row { display: flex; gap: 10px; align-items: center; padding: 4px 6px; border-radius: 8px; font-size: 14px; }
.sent-row.cur { background: var(--accent-soft); }
.sent-row .tnum { font-size: 12px; width: 38px; flex: none; }
.sent-row p { flex: 1; min-width: 0; padding: 4px 6px; border-radius: 6px; }
.sent-row p[contenteditable] { outline: 1px solid var(--accent); background: var(--surface); }
.sent-row .icon-btn { width: 30px; height: 30px; flex: none; }
.sent-row .icon-btn svg { width: 15px; height: 15px; }
.page-player { position: sticky; bottom: 0; border-radius: 16px 16px 0 0; margin-top: 16px; border: 1px solid var(--line); }

/* settings panel */
.panel { border-left: 1px solid var(--line); background: var(--surface); display: flex; flex-direction: column; min-height: 0; }
.panel-head { display: flex; align-items: center; justify-content: space-between; padding: 14px 18px 10px; }
.panel-close { display: none; }
.panel-body { flex: 1; overflow-y: auto; padding: 6px 18px 24px; padding-right: max(18px, env(safe-area-inset-right, 0px)); display: grid; gap: 22px; align-content: start; }
.voice-sel { display: flex; align-items: center; gap: 10px; padding: 8px; border: 1px solid var(--line); border-radius: 12px; }
.voice-sel:hover { border-color: var(--line2); }
.voice-sel-btn { flex: 1; min-width: 0; border: 0; background: transparent; display: grid; grid-template-columns: minmax(0, 1fr) auto; text-align: left; padding: 0; }
.voice-sel-btn b { font-size: 14px; }
.voice-sel-btn small { grid-column: 1; color: var(--muted); font-size: 12px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.voice-sel-btn svg { grid-row: 1 / 3; grid-column: 2; align-self: center; width: 16px; height: 16px; color: var(--muted); }
.model-line { font-size: 14px; color: var(--ink2); padding: 9px 12px; background: var(--sunk); border-radius: 10px; }
.panel .chips .chip { height: 30px; font-size: 12.5px; }
.reset { justify-self: start; color: var(--muted); }

/* library */
.lib, .page { max-width: 1080px; margin: 0 auto; padding: 32px 28px 64px; display: grid; gap: 18px; align-content: start; }
.page.narrow { max-width: 760px; }
.lib-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.lib-head h1 { font-size: 28px; }
.lib-tabs { justify-self: start; }
.lib-search { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.lib-search .search { flex: 1; min-width: 240px; }
.use-chips { margin-top: -4px; }
.lib-h { font-size: 17px; margin-top: 10px; display: flex; gap: 8px; align-items: baseline; }
.lib-h small { font-size: 13px; font-weight: 500; }
.feat { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.feat-card { display: flex; align-items: center; gap: 12px; padding: 14px; border-radius: 14px; border: 1px solid var(--line); background: var(--surface); }
.feat-card > div { flex: 1; display: grid; min-width: 0; }
.feat-card small { color: var(--ink2); font-size: 13px; }
.coll { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.coll-card { display: grid; gap: 4px; justify-items: start; text-align: left; padding: 16px; border-radius: 14px; border: 1px solid var(--line); background: var(--surface); }
.coll-card:hover { border-color: var(--line2); box-shadow: var(--shadow); }
.coll-avs { display: flex; margin-bottom: 8px; }
.coll-avs .av { width: 28px; height: 28px; border-radius: 8px; margin-right: -6px; box-shadow: 0 0 0 2px var(--surface); }
.vlist { list-style: none; margin: 0; padding: 0; display: grid; }
.vlist .empty { padding: 24px 8px; color: var(--muted); }
.vrow { display: grid; grid-template-columns: 36px minmax(0, 1.6fr) minmax(0, 1fr) minmax(0, 1.2fr) auto; gap: 14px; align-items: center; padding: 10px 8px; border-bottom: 1px solid var(--line); cursor: pointer; }
.vrow:hover { background: var(--hover); }
.vrow.cur { background: var(--sunk); }
.vrow-main { display: grid; min-width: 0; }
.vrow-main b { font-size: 14px; }
.vrow-main span { color: var(--muted); font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.vrow-lang { display: flex; align-items: center; gap: 6px; font-size: 13px; }
.vrow-lang small { color: var(--muted); }
.flag { font-size: 10px; font-weight: 800; padding: 2px 4px; border-radius: 4px; background: var(--sunk); color: var(--ink2); }
.vrow-uses { display: flex; gap: 4px; overflow: hidden; }
.vrow-act { display: flex; gap: 4px; align-items: center; }

/* voice picker dialog */
dialog.picker { max-width: min(1000px, calc(100vw - 32px)); height: min(720px, calc(calc(100dvh - var(--kumo-bar, 0px)) - 48px)); }
.picker-grid { display: grid; grid-template-columns: 250px minmax(0, 1fr); height: 100%; }
.picker-side { border-right: 1px solid var(--line); padding: 20px; display: grid; gap: 20px; align-content: start; overflow-y: auto; background: var(--bg); }
.picker-side .chip { height: 28px; font-size: 12.5px; padding: 0 10px; }
.picker-main { display: flex; flex-direction: column; min-height: 0; padding: 16px 20px 0; }
.picker-top { display: flex; gap: 10px; align-items: center; }
.picker-top .search { flex: 1; min-width: 0; }
.picker-count { padding: 10px 0 4px; }
.picker-main .vlist { overflow-y: auto; flex: 1; padding-bottom: 16px; }
.picker .vrow { grid-template-columns: 36px minmax(0, 1.6fr) minmax(0, 1fr) minmax(0, 1fr) auto; }

/* pronunciation */
.lex-add { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) auto; gap: 10px; align-items: center; }
.lex-list { list-style: none; margin: 0; padding: 0; display: grid; }
.lex-list li { display: grid; grid-template-columns: auto minmax(0, 1fr) auto minmax(0, 1fr) auto auto; gap: 12px; align-items: center; padding: 12px 4px; border-bottom: 1px solid var(--line); }
.danger { color: var(--bad); }
.danger-btn { background: var(--bad); border-color: var(--bad); color: #fff; }

/* tablet & phone */
@media (max-width: 1100px) {
  .tts { grid-template-columns: minmax(0, 1fr); }
  .panel { position: fixed; z-index: 40; top: 0; right: 0; bottom: 0; width: min(380px, 100vw); transform: translateX(100%); transition: transform .2s; box-shadow: var(--shadow); padding-top: env(safe-area-inset-top, 0px); }
  body.panel-open .panel { transform: none; }
  body.panel-open .scrim { display: block; position: fixed; inset: 0; z-index: 35; background: rgba(10, 11, 13, .35); }
  .panel-close, .panel-toggle { display: inline-flex; }
  .tools { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .coll { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 820px) {
  .studio { grid-template-columns: minmax(0, 1fr); }
  .side { position: fixed; z-index: 50; top: 0; bottom: 0; left: 0; width: 264px; transform: translateX(-105%); transition: transform .2s; box-shadow: var(--shadow); }
  body.side-open .side { transform: none; }
  body.side-open .scrim { display: block; position: fixed; inset: 0; z-index: 45; background: rgba(10, 11, 13, .35); }
  .side-close, .menu-btn { display: inline-grid; }
  .top { padding-left: max(10px, env(safe-area-inset-left, 0px)); padding-right: max(12px, env(safe-area-inset-right, 0px)); padding-top: env(safe-area-inset-top, 0px); height: calc(56px + env(safe-area-inset-top, 0px)); }
  .home { padding: 28px 16px 48px; gap: 22px; }
  .qs, .feat { grid-template-columns: minmax(0, 1fr); }
  .eng-banner { flex-direction: column; align-items: stretch; }
  .blocks { padding: 20px 16px; }
  .block textarea { font-size: 16px; }
  .ed-bar { padding: 10px 12px; gap: 8px; }
  .ed-meta { min-width: 0; flex: 1; }
  .ed-tools { order: 3; flex-basis: 100%; justify-content: flex-start; flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
  .ed-tools::-webkit-scrollbar { display: none; }
  .ed-go { margin-left: 0; }
  .gen-progress { display: none; }
  #genBtn .kbd { display: none; }
  .ed-warn { width: calc(100% - 32px); }
  .player { padding: 10px 12px; padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px)); gap: 10px; }
  .pl-mid { order: 5; flex-basis: 100%; min-width: 0; }
  .sent { order: 6; }
  .panel-toggle { order: -1; }
  .pl-time { margin-right: auto; text-align: left; min-width: 0; }
  #plSent span, #plDl span { display: none; }
  .lib, .page { padding: 20px 16px 48px; }
  .vrow { grid-template-columns: 36px minmax(0, 1fr) auto; }
  .vrow-lang, .vrow-uses { display: none; }
  .picker-grid { grid-template-columns: minmax(0, 1fr); }
  .picker-side { display: none; }
  dialog.picker { height: calc(calc(100dvh - var(--kumo-bar, 0px)) - 32px); }
  .picker .vrow { grid-template-columns: 36px minmax(0, 1fr) auto; }
  .lex-add { grid-template-columns: minmax(0, 1fr); }
  .lex-add > span { display: none; }
  .lex-list li { grid-template-columns: auto minmax(0, 1fr) auto auto; }
  .lex-list li > span:nth-of-type(1) { display: none; }
  .lex-list li > span:nth-of-type(2) { grid-column: 2; grid-row: 2; color: var(--muted); }
}
@media (max-width: 480px) {
  .tools { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 4px; }
  .tool { padding: 10px 4px; }
  .tool small { display: none; }
  .tool b { font-size: 13px; }
  .coll { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .top-right .pill { display: none; }
}