:root{
  --bg:#f5f3ee; --surface:#ffffff; --surface2:#efece5; --text:#1f2328; --muted:#646a73; --line:#e3dfd5;
  --accent:#3f7d6e; --accent-ink:#ffffff; --accent-soft:#dcebe6;
  --ok:#2e7d4f; --ok-soft:#dff0e5; --bad:#b3413b; --bad-soft:#f6e0de; --warn:#a36a00; --warn-soft:#f7ecd6;
  --hl:#fff1b8; --hl-ink:#5a4500;
  --t1:#3f7d6e; --t1s:#e1efe9; --t2:#3b6ea5; --t2s:#e2ebf6; --t3:#a36a00; --t3s:#f7ecd6; --t4:#6d58a8; --t4s:#ebe6f6;
  --t5:#b04a6b; --t5s:#f6e3ea; --t6:#2c7f8f; --t6s:#dff0f2; --t7:#5d6b2f; --t7s:#edf0dc; --t8:#8a5a3c; --t8s:#f3e8df;
  --radius:16px; --shadow:0 1px 2px rgba(0,0,0,.04),0 6px 18px rgba(0,0,0,.05);
  --ja:"Noto Sans CJK JP","Noto Sans JP","Hiragino Sans","Yu Gothic UI","Meiryo",system-ui,sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#131619; --surface:#1c2024; --surface2:#252a2f; --text:#e8eaed; --muted:#9aa1a9; --line:#2f353b;
    --accent:#6fb3a1; --accent-ink:#0d1a16; --accent-soft:#1f3530;
    --ok:#6cc08e; --ok-soft:#1d3226; --bad:#e2837c; --bad-soft:#3a2321; --warn:#e0b25a; --warn-soft:#3a2f1b; --hl:#5a4a12; --hl-ink:#ffe9a3;
    --t1:#6fb3a1; --t1s:#1c302b; --t2:#7fa9dc; --t2s:#1c2837; --t3:#e0b25a; --t3s:#342a17; --t4:#a896dc; --t4s:#282339;
    --t5:#e08aa6; --t5s:#37222a; --t6:#6cc0cf; --t6s:#18303a; --t7:#b5c46e; --t7s:#2a2f1a; --t8:#d6a27f; --t8s:#352820;
    --shadow:none; color-scheme: dark;
  }
}
:root[data-theme="dark"]{
  --bg:#131619; --surface:#1c2024; --surface2:#252a2f; --text:#e8eaed; --muted:#9aa1a9; --line:#2f353b;
  --accent:#6fb3a1; --accent-ink:#0d1a16; --accent-soft:#1f3530;
  --ok:#6cc08e; --ok-soft:#1d3226; --bad:#e2837c; --bad-soft:#3a2321; --warn:#e0b25a; --warn-soft:#3a2f1b; --hl:#5a4a12; --hl-ink:#ffe9a3;
  --t1:#6fb3a1; --t1s:#1c302b; --t2:#7fa9dc; --t2s:#1c2837; --t3:#e0b25a; --t3s:#342a17; --t4:#a896dc; --t4s:#282339;
  --t5:#e08aa6; --t5s:#37222a; --t6:#6cc0cf; --t6s:#18303a; --t7:#b5c46e; --t7s:#2a2f1a; --t8:#d6a27f; --t8s:#352820;
  --shadow:none; color-scheme: dark;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--text);font:16px/1.55 var(--ja);-webkit-tap-highlight-color:transparent}
body{min-height:100vh}
button{font:inherit;color:inherit}
.wrap{max-width:720px;margin:0 auto;padding:12px 16px 40px}
.wrap.has-bar{padding-bottom:110px}
header.top{position:sticky;top:0;z-index:5;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(8px);display:flex;align-items:center;gap:6px;padding:10px 12px;border-bottom:1px solid var(--line)}
header.top h1{font-size:18px;margin:0;flex:1;font-weight:700;letter-spacing:.02em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
header.top .brand{color:var(--accent)}
.iconbtn{background:none;border:0;padding:8px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text);min-width:40px;min-height:40px}
.iconbtn:hover{background:var(--surface2)}
.iconbtn svg{width:22px;height:22px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow);margin:12px 0}
.card h2{font-size:16px;margin:0 0 10px}
.muted{color:var(--muted)} .small{font-size:13px}
.section-title{font-size:13px;font-weight:700;color:var(--muted);margin:18px 2px 8px;letter-spacing:.04em}

/* ヒーロー */
.hero{display:flex;gap:16px;align-items:center}
.ring{position:relative;width:104px;height:104px;flex:none}
.ring svg{width:100%;height:100%;transform:rotate(-90deg)}
.ring .rtxt{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.15}
.ring .rtxt b{font-size:24px;font-variant-numeric:tabular-nums}
.ring .rtxt span{font-size:11px;color:var(--muted)}
.hero-stats{flex:1;display:grid;grid-template-columns:1fr 1fr;gap:8px}
.hs{background:var(--surface2);border-radius:12px;padding:8px 10px}
.hs b{display:block;font-size:19px;font-variant-numeric:tabular-nums;line-height:1.2}
.hs span{font-size:11.5px;color:var(--muted)}
.streak{display:inline-flex;align-items:center;gap:6px;font-weight:700;color:var(--t3)}
.streak svg{width:16px;height:16px}

/* エピソード棚 */
.shelf{display:flex;gap:10px;overflow-x:auto;padding:2px 2px 8px;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.shelf::-webkit-scrollbar{height:0}
.epc{flex:none;width:150px;scroll-snap-align:start;border-radius:14px;overflow:hidden;background:var(--surface);border:2px solid var(--line);cursor:pointer;padding:0;text-align:left}
.epc.on{border-color:var(--accent)}
.epc.off{opacity:.5}
.epc .th{aspect-ratio:16/9;background:linear-gradient(135deg,var(--t1s),var(--t4s));display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--muted);font-size:18px;background-size:cover;background-position:center}
.epc .meta{padding:6px 8px 8px}
.epc .meta b{font-size:13px;display:block}
.epc .meta span{font-size:11.5px;color:var(--muted);display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.epc .bar{height:4px;background:var(--surface2);border-radius:4px;margin-top:6px;overflow:hidden}
.epc .bar i{display:block;height:100%;background:var(--accent)}
.epc.add{border-style:dashed}
.epc.add .th{background:var(--surface2);font-size:34px;font-weight:400}

/* モード */
.modes{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.mode{--c:var(--t1);--cs:var(--t1s);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px;text-align:left;cursor:pointer;box-shadow:var(--shadow);display:flex;flex-direction:column;gap:6px;min-height:112px;transition:transform .1s}
.mode:active{transform:scale(.97)}
.mode .ic{width:38px;height:38px;border-radius:12px;background:var(--cs);color:var(--c);display:flex;align-items:center;justify-content:center}
.mode .ic svg{width:22px;height:22px}
.mode .t{font-weight:700;font-size:15.5px}
.mode .d{font-size:12.5px;color:var(--muted);line-height:1.4}
.mode.primary{grid-column:1/-1;background:var(--accent);color:var(--accent-ink);border-color:transparent;flex-direction:row;align-items:center;min-height:84px}
.mode.primary .ic{background:rgba(255,255,255,.18);color:inherit;width:46px;height:46px}
.mode.primary .d{color:inherit;opacity:.85}
.mode.primary .tx{display:flex;flex-direction:column;gap:2px}

.chips{display:flex;flex-wrap:wrap;gap:6px}
.chip{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 14px;font-size:14px;cursor:pointer}
.chip.on{background:var(--accent-soft);border-color:var(--accent);font-weight:700}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.btn{border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:10px 16px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px}
.btn svg{width:18px;height:18px}
.btn.primary{background:var(--accent);color:var(--accent-ink);border-color:transparent}
.btn.ghost{background:transparent}
.btn.danger{color:var(--bad)}
.btn:disabled{opacity:.45}
.btn.block{width:100%}
.btn.sm{min-height:36px;padding:6px 12px;font-size:14px}

/* 下のバー */
.actionbar{position:fixed;left:0;right:0;bottom:0;z-index:8;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:color-mix(in srgb,var(--bg) 94%,transparent);backdrop-filter:blur(8px);border-top:1px solid var(--line)}
.actionbar .in{max-width:720px;margin:0 auto;display:flex;gap:8px}
.actionbar .btn{flex:1}

.progress{height:6px;background:var(--surface2);border-radius:6px;overflow:hidden;margin:2px 0 12px}
.progress i{display:block;height:100%;background:var(--accent);transition:width .3s}

/* プレーヤー */
.player{position:relative;background:#0e1113;border-radius:var(--radius);overflow:hidden;aspect-ratio:16/9;cursor:pointer}
.player video{width:100%;height:100%;display:block;object-fit:contain;background:#0e1113}
.player .ld{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1c2a27,#241f33);background-size:cover;background-position:center;transition:opacity .25s}
.player.ready .ld{opacity:0;pointer-events:none}
.player.audio-only{aspect-ratio:auto;height:72px}
.player.audio-only video{opacity:0}
.player .aud{display:none;position:absolute;inset:0;align-items:center;justify-content:center;gap:10px;color:#cfd6d3;font-size:14px}
.player.audio-only .aud{display:flex}
.player .aud svg{width:22px;height:22px}
.pcontrols{display:flex;gap:6px;margin:8px 0 4px}
.pcontrols .btn{min-height:40px;padding:6px 12px;font-size:14px;flex:1}
.pcontrols .btn.on{background:var(--accent-soft);border-color:var(--accent)}

.qtitle{font-size:14px;color:var(--muted);margin:16px 2px 8px;font-weight:700}
.sentence{font-family:var(--ja);font-size:25px;line-height:1.7;word-break:break-word}
.sentence .w{border-radius:6px;cursor:pointer;padding:1px 0}
.sentence .w:hover{background:var(--surface2)}
.sentence .g-hl{background:var(--hl);color:var(--hl-ink);border-radius:5px;padding:1px 2px}
.sentence .st-ok{color:var(--ok)} .sentence .st-close{color:var(--warn);text-decoration:underline wavy;text-underline-offset:5px} .sentence .st-bad{color:var(--bad);text-decoration:underline;text-underline-offset:5px}
.sentence:has(ruby){line-height:2.1}
.sentence ruby rt{font-size:max(.42em,10px);color:var(--muted);font-weight:500;letter-spacing:0}
.sentence .known{text-decoration:underline dotted var(--line);text-underline-offset:6px}
.blank{display:inline-block;min-width:3.2em;border-bottom:3px solid var(--accent);margin:0 4px;text-align:center;color:var(--accent)}
textarea.ans{width:100%;font-family:var(--ja);font-size:22px;padding:12px 14px;border-radius:14px;border:1px solid var(--line);background:var(--surface);color:var(--text);resize:none}
textarea.ans:focus{outline:2px solid var(--accent);outline-offset:1px}
.opts{display:grid;gap:8px}
.opt{border:1px solid var(--line);background:var(--surface);border-radius:14px;padding:12px 14px;text-align:left;cursor:pointer;min-height:52px;font-size:16px;transition:background .15s,border-color .15s}
.opt.big{font-size:20px}
.opt.right{background:var(--ok-soft);border-color:var(--ok)}
.opt.wrong{background:var(--bad-soft);border-color:var(--bad)}
.tiles{display:flex;flex-wrap:wrap;gap:8px;min-height:64px;padding:10px;border-radius:14px;background:var(--surface2);border:2px dashed var(--line);align-items:center}
.tiles.pool{background:transparent;border:0;padding:6px 0}
.tiles .ph{color:var(--muted);font-size:14px;padding:0 4px}
.tile{font-family:var(--ja);font-size:20px;border:1px solid var(--line);background:var(--surface);border-radius:12px;padding:8px 13px;cursor:pointer;box-shadow:var(--shadow)}
.tile.used{visibility:hidden}

.verdict{border-radius:14px;padding:12px 16px;margin:14px 0;font-weight:800;font-size:17px;display:flex;align-items:center;gap:10px;animation:pop .28s ease-out}
.verdict svg{width:24px;height:24px;flex:none}
.verdict.ok{background:var(--ok-soft);color:var(--ok)} .verdict.bad{background:var(--bad-soft);color:var(--bad)} .verdict.mid{background:var(--warn-soft);color:var(--warn)}
@keyframes pop{0%{transform:scale(.92);opacity:0}70%{transform:scale(1.02)}100%{transform:scale(1);opacity:1}}
.shake{animation:shake .35s}
@keyframes shake{25%{transform:translateX(-6px)}50%{transform:translateX(5px)}75%{transform:translateX(-3px)}}
.trans{font-size:15.5px;margin-top:10px;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.tag{display:inline-block;font-size:11px;font-weight:700;color:var(--muted);background:var(--surface2);border-radius:6px;padding:1px 6px;margin-right:6px;vertical-align:1px;font-family:var(--ja)}
.gchips{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px}
.gchip{background:var(--accent-soft);border:0;border-radius:999px;padding:6px 12px;font-size:14px;cursor:pointer}
.meta-line{font-size:12px;color:var(--muted);margin-top:10px}
.spk{font-size:12.5px;color:var(--muted);margin-bottom:2px}

.sheet-bg{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:200;display:flex;align-items:flex-end;justify-content:center;animation:fade .2s}
.sheet{background:var(--surface);width:100%;max-width:720px;border-radius:20px 20px 0 0;padding:10px 18px calc(24px + env(safe-area-inset-bottom));max-height:80vh;overflow:auto;animation:up .22s ease-out}
.sheet .grip{width:40px;height:4px;border-radius:4px;background:var(--line);margin:0 auto 12px}
.sheet .hw{font-size:32px;font-weight:800}
.sheet .rd{font-size:15px;color:var(--muted)}
.sheet ol{padding-left:22px;margin:8px 0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.sheet .ex{border-top:1px solid var(--line);padding:8px 0;display:flex;gap:8px;align-items:flex-start}
.sheet .ex .sentence{font-size:17px}
@keyframes fade{from{opacity:0}} @keyframes up{from{transform:translateY(40px);opacity:.5}}

/* シャドーイング */
.scorebox{display:flex;gap:16px;align-items:center}
.scorering{position:relative;width:112px;height:112px;flex:none}
.scorering svg{width:100%;height:100%;transform:rotate(-90deg)}
.scorering .rtxt{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:1.1}
.scorering .rtxt b{font-size:34px;font-variant-numeric:tabular-nums}
.scorering .rtxt span{font-size:11px;color:var(--muted)}
.subs{flex:1;display:grid;gap:8px}
.sub .lbl{display:flex;justify-content:space-between;font-size:13px}
.sub .lbl b{font-variant-numeric:tabular-nums}
.sub .bar{height:7px;background:var(--surface2);border-radius:6px;overflow:hidden;margin-top:3px}
.sub .bar i{display:block;height:100%;border-radius:6px}
canvas.pitch{width:100%;height:190px;background:var(--surface2);border-radius:14px;display:block;margin-top:14px}
.legend{display:flex;gap:14px;font-size:12.5px;color:var(--muted);margin-top:6px}
.legend i{display:inline-block;width:14px;height:4px;border-radius:2px;margin-right:6px;vertical-align:middle}
.tips{margin:12px 0 0;padding-left:20px}
.tips li{margin:4px 0}
.rec{background:var(--bad);color:#fff;border-color:transparent}
.rec.pulse{animation:pulse 1s infinite}
@keyframes pulse{50%{opacity:.65}}
select{font:inherit;padding:8px 10px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--text);max-width:100%}

/* 読む */
.lines .ln{padding:10px 4px;border-bottom:1px solid var(--line);display:flex;gap:8px;align-items:flex-start;border-radius:10px;transition:background .2s}
.lines .ln:last-child{border-bottom:0}
.lines .ln.playing{background:var(--accent-soft)}
.lines .ln .sentence{font-size:20px}
.lines .ln .tr{font-size:14px;color:var(--muted);font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.lines .ln .iconbtn{flex:none;color:var(--muted)}
.lines .ln .iconbtn.play{color:var(--accent)}
.stickyplayer{position:sticky;top:61px;z-index:4;background:var(--bg);padding-bottom:6px}

/* 単語帳 */
.vrow{display:flex;align-items:center;gap:10px;padding:10px 2px;border-bottom:1px solid var(--line);cursor:pointer}
.vrow:last-child{border-bottom:0}
.vrow .vw{font-size:19px;font-weight:700;min-width:0}
.vrow .vr{font-size:12.5px;color:var(--muted)}
.vrow .vg{font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.vrow .vmain{flex:1;min-width:0}
.vrow .cnt{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums}
.kbtn{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:4px 10px;font-size:12.5px;cursor:pointer;white-space:nowrap}
.kbtn.on{background:var(--ok-soft);border-color:var(--ok);color:var(--ok);font-weight:700}

.empty{text-align:center;padding:30px 10px}
.toast{position:fixed;left:50%;top:14px;transform:translateX(-50%);background:var(--text);color:var(--bg);padding:10px 16px;border-radius:12px;z-index:30;font-size:14px;max-width:90vw;animation:fade .2s;box-shadow:0 6px 20px rgba(0,0,0,.2)}
.eplist .ep{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--line);gap:10px}
.switch{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line);gap:12px}
.switch:last-child{border-bottom:0}
/* チェックボックス → スイッチ */
.switch input[type=checkbox]{-webkit-appearance:none;appearance:none;flex:none;width:50px;height:30px;margin:0;border-radius:999px;background:var(--surface2);border:1px solid var(--line);position:relative;cursor:pointer;transition:background .2s,border-color .2s}
.switch input[type=checkbox]::before{content:"";position:absolute;top:2px;left:2px;width:24px;height:24px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.3);transition:transform .2s}
.switch input[type=checkbox]:checked{background:var(--accent);border-color:var(--accent)}
.switch input[type=checkbox]:checked::before{transform:translateX(20px)}
.switch input[type=checkbox]:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.spinner{width:22px;height:22px;border:3px solid rgba(255,255,255,.25);border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite;display:inline-block;vertical-align:middle}
.card .spinner{border-color:var(--line);border-top-color:var(--accent)}
@keyframes spin{to{transform:rotate(360deg)}}

/* JLPT レベル */
.lvb{display:inline-flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;border-radius:6px;padding:1px 6px;letter-spacing:.02em;font-family:system-ui,sans-serif;vertical-align:1px}
.lv-N5{background:var(--t1s);color:var(--t1)} .lv-N4{background:var(--t2s);color:var(--t2)} .lv-N3{background:var(--t3s);color:var(--t3)}
.lv-N2{background:var(--t4s);color:var(--t4)} .lv-N1{background:var(--t5s);color:var(--t5)}
a.btn{text-decoration:none;color:inherit}

/* セクション切り替え */
.segs{display:grid;grid-template-columns:1fr 1fr;gap:4px;background:var(--surface2);border-radius:14px;padding:4px;margin:4px 0 6px}
.seg{border:0;background:transparent;border-radius:11px;padding:9px 8px;font-weight:700;display:flex;align-items:center;justify-content:center;gap:8px;cursor:pointer;color:var(--muted)}
.seg svg{width:18px;height:18px}
.seg.on{background:var(--surface);color:var(--text);box-shadow:var(--shadow)}
/* 本の表紙 */
.epc .th.bookcover{flex-direction:column;align-items:flex-start;justify-content:flex-end;padding:10px;background:linear-gradient(150deg,#2b3f63,#6d58a8 60%,#b04a6b);color:#fff;text-align:left;gap:2px}
.epc .th.bookcover .bk{font-size:10px;opacity:.8;font-weight:600}
.epc .th.bookcover b{font-size:14px;line-height:1.25}
.mode.wide{grid-column:1/-1;flex-direction:row;align-items:center;min-height:84px}
.mode.wide .tx{display:flex;flex-direction:column;gap:2px}
.player.book{background:linear-gradient(135deg,#2b3f63,#6d58a8)}
.player.book .aud{color:#fff;font-weight:700}
/* 本の読む画面 */
.passage .phead{display:flex;align-items:center;gap:8px;padding:4px 4px 6px;border-bottom:1px solid var(--line);flex-wrap:wrap}
.ln.bk{padding:8px 4px;cursor:pointer}
.ln.bk .sentence{font-size:19px;line-height:1.75}
.ln.bk.dq .sentence{color:var(--t2)}
.hidetext .ln.bk:not(.heard):not(.playing) .sentence{filter:blur(6px)}
.bigplay{width:84px;height:84px;border-radius:50%;border:0;background:var(--accent);color:var(--accent-ink);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow);margin:6px auto 10px}
.bigplay svg{width:38px;height:38px}
.bigplay.on{background:var(--bad);color:#fff}
.listen-status{font-weight:700;min-height:1.5em}
.dots{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;margin-top:10px}
.dots i{width:10px;height:10px;border-radius:50%;background:var(--surface2);border:1px solid var(--line);transition:all .2s}
.dots i.done{background:var(--accent-soft);border-color:var(--accent)}
.dots i.on{background:var(--accent);border-color:var(--accent);transform:scale(1.3)}
.ln.bk{display:flex;gap:6px;align-items:flex-start;border-bottom:1px solid var(--line);border-radius:10px;transition:background .2s}
.ln.bk:last-child{border-bottom:0}
.ln.bk .iconbtn{flex:none;color:var(--muted)}
.ln.bk .iconbtn.play{color:var(--accent)}
.ln.bk.playing{background:var(--accent-soft)}
.actionbar .btn{white-space:nowrap;font-size:15px;padding:10px 8px}
/* Anki */
.ankib{display:inline-flex;align-items:center;gap:6px;border:1px dashed var(--line);background:transparent;border-radius:999px;padding:6px 12px;font-size:13.5px;font-weight:700;cursor:pointer;color:var(--muted)}
.ankib svg{width:16px;height:16px}
.ankib.on{border-style:solid;border-color:var(--t3);background:var(--t3s);color:var(--t3)}
.ankib.done{border-style:solid;color:var(--ok)}
header.top .ankib{border:1.5px solid var(--t3);color:var(--t3);padding:6px 12px;font-size:13px}
header.top .ankib.on{background:var(--t3s)}
.ankib.sm{padding:6px;min-width:34px;min-height:34px;justify-content:center}
.rowbtns{display:flex;flex-direction:column;gap:4px;align-items:center;flex:none}

/* 記録 */
.stat-tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
@media (max-width:420px){.stat-tiles{grid-template-columns:repeat(2,1fr)}}
.dchart{position:relative;height:140px;margin-top:22px}
.dbars{position:absolute;inset:0;display:flex;align-items:flex-end;gap:2px}
.dcol{flex:1;height:100%;display:flex;align-items:flex-end;cursor:pointer;outline:none}
.dcol i{display:block;width:100%;background:var(--accent);opacity:.55;border-radius:4px 4px 0 0}
.dcol i.met{opacity:1}
.dcol.hov i,.dcol:focus-visible i{outline:2px solid var(--text);outline-offset:1px}
.dgoal{position:absolute;left:0;right:0;border-top:1.5px dashed var(--muted);pointer-events:none;z-index:1}
.dgoal span{position:absolute;right:0;top:-18px;font-size:11px;color:var(--muted);background:var(--surface);padding:0 4px}
.daxis{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-top:6px;font-variant-numeric:tabular-nums}
.ctip{position:absolute;top:-24px;transform:translateX(-50%);background:var(--text);color:var(--surface);font-size:12px;padding:3px 8px;border-radius:6px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .1s;z-index:2}
.ctip.on{opacity:1}
.kacc{display:grid;gap:10px}
.krow{display:grid;grid-template-columns:7.5em 1fr 5.5em;align-items:center;gap:10px}
.krow .kn{font-size:13.5px;font-weight:600}
.kbar{height:10px;background:var(--surface2);border-radius:5px;overflow:hidden}
.kbar i{display:block;height:100%;background:var(--accent);border-radius:0 4px 4px 0}
.krow .kv{font-size:13.5px;font-weight:700;text-align:right;font-variant-numeric:tabular-nums}
.krow .kv small{font-weight:400;color:var(--muted);font-size:11px}

/* 章リスニング */
.lv-seek{flex:1;height:8px;background:var(--surface2);border-radius:4px;overflow:hidden;cursor:pointer}
.lv-seek i{display:block;height:100%;width:0;background:var(--accent);border-radius:4px}
.lv-par{padding:4px 0 12px;margin-bottom:10px;border-bottom:1px dashed var(--line)}
.lv-par:last-child{border-bottom:0;margin-bottom:0}
.lv-s{padding:6px 8px;border-radius:10px;cursor:pointer;transition:background .25s,opacity .25s}
.lv-s{display:flex;gap:8px;align-items:flex-start}
.lv-txt{flex:1;min-width:0}
.lv-s .ankib{flex:none;margin-top:3px}
.listen:not(.ahead) .lv-s.future .ankib{visibility:hidden}
.lv-s .sentence{font-size:19px;line-height:1.75}
.lv-s.past{opacity:.7}
.lv-s.cur{background:var(--accent-soft)}
.lv-s.cur .sentence{font-size:21px}
.lv-s.cur .w{color:var(--muted);transition:color .12s}
.lv-s.cur .w.said{color:var(--text)}
.listen:not(.ahead) .lv-s.future .sentence,.listen:not(.ahead) .lv-s.future .lv-tr{filter:blur(5px);opacity:.45;pointer-events:none;user-select:none}

/* 設定 */
select{-webkit-appearance:none;appearance:none;padding-right:34px;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238a8f98' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 10px center;background-size:16px;cursor:pointer;font-weight:600}
.shead{display:flex;align-items:center;gap:12px;margin:0 0 4px}
.shead h2{margin:0}
.shead .ic{width:36px;height:36px;border-radius:11px;background:var(--cs);color:var(--c);display:flex;align-items:center;justify-content:center;flex:none}
.shead .ic svg{width:20px;height:20px}
.settings .switch{padding:14px 0}
.settings .switch.wide{flex-wrap:wrap}
.settings .switch.wide .chips{width:100%;padding-left:40px}
.sl{display:flex;align-items:flex-start;gap:12px;min-width:0;flex:1}
.si{width:28px;height:28px;flex:none;color:var(--muted);display:flex;align-items:center;justify-content:center}
.si svg{width:20px;height:20px}
.st{font-weight:600;font-size:15px}
.sd{font-size:12.5px;color:var(--muted);margin-top:2px;line-height:1.45}
.settings .eplist .ep{justify-content:flex-start;gap:12px}
.iconbtn.del{color:var(--muted)}
.iconbtn.del:hover{color:var(--bad)}
.imp2{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}
.imp2 .btn{width:100%;font-size:14px;padding:10px 8px}
.note-foot{display:flex;gap:10px;align-items:flex-start;color:var(--muted);font-size:12.5px;line-height:1.5;padding:4px 6px 16px}
.note-foot svg{width:18px;height:18px;flex:none;margin-top:1px}

/* 年間まとめ */
.wr-slides canvas{display:block;width:100%;height:auto;border-radius:18px;margin:0 0 14px;box-shadow:var(--shadow)}
.wr-banner{display:flex;gap:10px;align-items:center;cursor:pointer;border:0;color:#fff;background:linear-gradient(135deg,#3f7d6e,#6d58a8 70%,#b04a6b)}
.wr-banner .wr-y{font-size:12px;font-weight:800;letter-spacing:.08em;opacity:.85}
.wr-banner .iconbtn{color:#fff}

/* エピソードを通して見る（アニメ） */
.lv-stage{position:sticky;top:61px;z-index:4;aspect-ratio:16/9;background:#000;border-radius:14px;overflow:hidden;margin-bottom:10px;box-shadow:var(--shadow);cursor:pointer}
.lv-stage video{width:100%;height:100%;object-fit:contain;display:block;background:#000}
.lv-fs,.lv-exit{position:absolute;width:42px;height:42px;border-radius:12px;border:0;background:rgba(0,0,0,.55);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:2}
.lv-fs{right:8px;top:8px}
.lv-exit{right:14px;top:14px;display:none}
.lv-fs svg,.lv-exit svg{width:22px;height:22px}
.lv-sub,.lv-hint{display:none}
.lv-stage:fullscreen,.lv-stage.fs{position:fixed;inset:0;top:0;width:100vw;height:100vh;aspect-ratio:auto;border-radius:0;z-index:100;margin:0}
.lv-stage:fullscreen .lv-fs,.lv-stage.fs .lv-fs{display:none}
.lv-stage:fullscreen .lv-exit,.lv-stage.fs .lv-exit{display:flex}
.lv-stage:fullscreen .lv-sub,.lv-stage.fs .lv-sub{display:block;position:absolute;left:5%;right:5%;bottom:5%;text-align:center;pointer-events:none}
.lv-sub .sentence{font-size:calc(var(--subk,1) * clamp(16px,2.7vw,34px));line-height:1.5;font-weight:700;text-shadow:0 0 4px #000,0 2px 8px #000,0 0 2px #000}
.lv-sub .sentence .w{color:rgba(255,255,255,.8);cursor:pointer;pointer-events:auto}
.lv-sub{transition:opacity .25s}
.lv-sub.idle{opacity:0}
.lv-sub.idle .w{pointer-events:none}
.lv-sub .sentence .w.said{color:#ffe27a}
.lv-sub .sentence .w:hover{background:none}
.lv-sub-tr{font-size:calc(var(--subk,1) * clamp(13px,1.7vw,20px));color:#fff;opacity:.9;margin-top:4px;text-shadow:0 0 4px #000,0 2px 6px #000}
.lv-stage .lv-hint.show{display:block;position:absolute;left:50%;top:42%;transform:translate(-50%,-50%);background:rgba(0,0,0,.65);color:#fff;padding:10px 18px;border-radius:12px;font-size:15px;white-space:nowrap;pointer-events:none}
.lv-spk{font-size:12px;color:var(--muted);margin-bottom:1px}
.lv-tr{font-size:14px;color:var(--muted);margin-top:3px;line-height:1.5}
.watch:not(.tr) .lv-tr{display:none}

/* インストールの案内 */
.install-card{display:flex;align-items:center;gap:10px;border-color:var(--accent)}

/* 動画の操作ボタン（YouTube のように） */
.lv-ctrl{position:absolute;left:0;right:0;bottom:0;display:flex;align-items:center;gap:10px;padding:28px 12px 8px;background:linear-gradient(transparent,rgba(0,0,0,.72));opacity:0;pointer-events:none;transition:opacity .2s;z-index:3}
.lv-stage.ctl .lv-ctrl,.lv-stage.paused .lv-ctrl{opacity:1;pointer-events:auto}
.lv-cplay{flex:none;width:38px;height:38px;border:0;border-radius:50%;background:rgba(255,255,255,.2);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer}
.lv-cplay svg{width:18px;height:18px}
.lv-ctime{color:#fff;font-size:12px;font-variant-numeric:tabular-nums;white-space:nowrap}
.lv-crange{flex:1;min-width:0;height:26px;accent-color:var(--accent);cursor:pointer}
.lv-skip{position:absolute;top:50%;transform:translateY(-50%);color:#fff;background:rgba(0,0,0,.55);padding:10px 18px;border-radius:24px;font-weight:800;font-size:16px;opacity:0;pointer-events:none;z-index:3}
.lv-skip.l{left:8%} .lv-skip.r{right:8%}
.lv-skip.show{animation:lvskip .8s ease-out}
@keyframes lvskip{0%{opacity:0}15%{opacity:1}65%{opacity:1}100%{opacity:0}}
.lv-fsanki{display:none;position:absolute;left:14px;top:14px;z-index:3}
.lv-stage:fullscreen .lv-fsanki,.lv-stage.fs .lv-fsanki{display:block}
.lv-fsanki .ankib{background:rgba(0,0,0,.5)}
/* subtítulo arriba cuando el episodio lo pone arriba; sube si están los controles */
.lv-stage:fullscreen .lv-sub.top,.lv-stage.fs .lv-sub.top{top:6%;bottom:auto}
.lv-stage.ctl .lv-sub:not(.top),.lv-stage.paused .lv-sub:not(.top){bottom:16%}
/* 聞き取り：音が少しちがう言葉（答えたあとに色がつく） */
.opts.done .opt .df{text-decoration:underline;text-underline-offset:4px}
.opts.done .opt .df.ch{color:var(--bad);font-weight:700}
.opts.done .opt.right .df{color:var(--ok);font-weight:700}
/* アクセント */
.pitchrow{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin:4px 0}
.pitchsvg{display:block;overflow:visible}
.pitchopts{grid-template-columns:1fr 1fr}
.pitchopts .opt{display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 6px}
.pitchopts .pname{font-size:13px;color:var(--muted);visibility:hidden}
.pitchopts.done .pname{visibility:visible}
/* Yomitan の辞書 */
.ydicts{margin:6px 0 10px}
.yd{border-top:1px solid var(--line);padding:6px 0}
.yd summary{cursor:pointer;font-size:12px;font-weight:700;color:var(--accent);list-style:none}
.yd summary::-webkit-details-marker{display:none}
.yd summary::before{content:'▾ '}
.yd:not([open]) summary::before{content:'▸ '}
.ydb{font-size:14px;line-height:1.6;margin-top:4px;overflow-wrap:anywhere}
.ydb ul,.ydb ol{margin:.2em 0;padding-left:1.4em}
.ydb [data-sc=examples],.ydb [data-sc=references]{color:var(--muted);font-size:13px}
.ydb hr{border:0;border-top:1px dashed var(--line);margin:6px 0}
.ykj{display:flex;gap:12px;align-items:flex-start;margin:6px 0}
.ykc{font-size:32px;line-height:1.1;font-family:var(--ja);min-width:1.2em}
/* 再生速度（ネイティブの選択肢をボタンの上に重ねる） */
.ratesel{position:relative;display:inline-flex;align-items:center;gap:6px;cursor:pointer}
.ratesel svg{width:18px;height:18px}
.ratesel select{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;font-size:16px}
/* 検索と漢字 */
.searchbox{width:100%;box-sizing:border-box;font-size:17px;padding:12px 14px;border:1px solid var(--line);border-radius:14px;background:var(--surface);color:var(--text);margin:4px 0 8px}
.searchbox:focus{outline:2px solid var(--accent);outline-offset:0}
.sumcard{cursor:pointer}
.tag{font-size:11px;padding:1px 7px;border-radius:8px;background:var(--surface2);color:var(--muted)}
.tag.ok{background:var(--ok-soft);color:var(--ok)} .tag.due{background:var(--warn-soft);color:var(--warn)} .tag.mid{background:var(--accent-soft);color:var(--accent)}
.card .ex{border-top:1px solid var(--line);padding:8px 0;display:flex;gap:8px;align-items:flex-start}
.card .ex:first-child{border-top:0}
.kchip{font-family:var(--ja);font-size:18px;min-width:40px;height:40px;border-radius:10px;border:1px solid var(--line);background:var(--surface2);color:var(--text);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:0 8px}
.kchip.big{font-size:26px;height:52px;padding:0 12px}
.kchip small{font-size:12px;color:var(--muted);font-family:system-ui,sans-serif}
.kbig{font-size:64px;line-height:1;font-family:var(--ja);min-width:1.1em;text-align:center}
.vw mark{background:var(--accent-soft);color:var(--accent);border-radius:4px;padding:0 1px}
/* じっくり聞く */
.deepsteps{display:flex;gap:4px;margin:0 0 10px;overflow-x:auto;scrollbar-width:none}
.deepsteps .ds{flex:none;font-size:12px;padding:4px 9px;border-radius:12px;background:var(--surface2);color:var(--muted);white-space:nowrap}
.deepsteps .ds.done{color:var(--accent)}
.deepsteps .ds.on{background:var(--accent);color:var(--accent-ink);font-weight:700}
.deepsec{scroll-margin-top:70px;margin-top:10px}
/* 今日の弱点 */
.weakcard{border-color:var(--warn)}
.wchip{font-size:13px;padding:3px 10px;border-radius:12px;background:var(--warn-soft);color:var(--warn)}
/* スキルと言葉の段階 */
.funnel{display:grid;gap:8px}
.frow{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr) auto;gap:10px;align-items:center}
.frow .fl{display:flex;flex-direction:column;min-width:0}
.frow .fl small{font-size:11px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.fbar{height:10px;border-radius:6px;background:var(--surface2);overflow:hidden}
.fbar i{display:block;height:100%;background:var(--t4);border-radius:6px}
.fv{font-variant-numeric:tabular-nums;font-weight:700;min-width:3ch;text-align:right}
.numwrap{display:inline-flex;align-items:center;gap:6px}
.numin{width:5.5em;font-size:16px;padding:8px 10px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--text);text-align:right;font-variant-numeric:tabular-nums}
.numin:focus{outline:2px solid var(--accent);outline-offset:0}
/* 全画面の字幕の大きさ（設定） */
:root[data-sub="s"]{--subk:.8} :root[data-sub="m"]{--subk:1} :root[data-sub="l"]{--subk:1.3}