/* ============ 色と寸法（動画のタイトルカードと同じ 深緑 × 金） ============ */
:root{
  --bg:#f3f5f1; --surface:#fff; --surface-2:#f7f9f5; --ink:#14201a; --ink-2:#34423b; --sub:#65736b; --faint:#8b978f;
  --line:#e0e5de; --line-2:#edf1eb;
  --brand:#13704e; --brand-600:#0e5a3e; --brand-700:#0b4a33; --brand-50:#e8f4ed; --brand-100:#d2e9dc;
  --gold:#d8ae45; --gold-ink:#8a6710; --gold-50:#fbf4df;
  --danger:#b42318; --danger-50:#fdecea; --warn:#9a6700; --warn-50:#fdf3dc;
  --tile-a:#1a8560; --tile-b:#0c573c;
  --shadow-1:0 1px 2px rgba(20,32,26,.05),0 1px 3px rgba(20,32,26,.06);
  --shadow-2:0 8px 28px rgba(20,32,26,.10),0 2px 6px rgba(20,32,26,.06);
  --r-lg:16px; --r:12px; --r-sm:8px;
  --focus:0 0 0 3px rgba(19,112,78,.28);
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --bg:#0e1411; --surface:#151d19; --surface-2:#1a241f; --ink:#e7eee9; --ink-2:#c6d2cb; --sub:#98a79f; --faint:#75837b;
  --line:#26322c; --line-2:#1f2a24;
  --brand:#3db585; --brand-600:#34a275; --brand-700:#2b8a63; --brand-50:#15291f; --brand-100:#1c3a2b;
  --gold:#e3bd5a; --gold-ink:#e3bd5a; --gold-50:#2a2414;
  --danger:#f07b72; --danger-50:#3a1b18; --warn:#e5b54b; --warn-50:#2d2615;
  --tile-a:#1b7d59; --tile-b:#0b4531;
  --shadow-1:0 1px 2px rgba(0,0,0,.3); --shadow-2:0 10px 30px rgba(0,0,0,.45);
  --focus:0 0 0 3px rgba(61,181,133,.35);
  color-scheme:dark;
}}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--ink);font:15px/1.7 -apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic UI",sans-serif;-webkit-text-size-adjust:100%;-webkit-font-smoothing:antialiased;font-feature-settings:"palt" 1}
a{color:var(--brand);text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:0;padding:0}
img{display:block;max-width:100%}
.num{font-variant-numeric:tabular-nums}
.hidden{display:none!important}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:none;box-shadow:var(--focus);border-radius:6px}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
.ico{width:18px;height:18px;flex:none;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.ico.sm{width:15px;height:15px}.ico.lg{width:22px;height:22px}

/* ============ 部品 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:40px;padding:0 16px;border-radius:10px;font-weight:600;font-size:14px;white-space:nowrap;transition:background .15s,border-color .15s,transform .05s;user-select:none}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-600)}
@media (prefers-color-scheme:dark){.btn.primary{color:#07130d}}
.btn.soft{background:var(--brand-50);color:var(--brand)}
.btn.soft:hover{background:var(--brand-100)}
.btn.line{background:var(--surface);border:1px solid var(--line);color:var(--ink-2)}
.btn.line:hover{border-color:var(--faint)}
.btn.ghost{color:var(--sub)}
.btn.ghost:hover{background:var(--surface-2);color:var(--ink)}
.btn.danger{background:var(--surface);border:1px solid var(--line);color:var(--danger)}
.btn.danger:hover{background:var(--danger-50);border-color:transparent}
.btn.sm{height:32px;padding:0 12px;font-size:13px;border-radius:8px}
.btn.lg{height:48px;padding:0 22px;font-size:15px;border-radius:12px}
.btn.icon{width:40px;padding:0}
.btn.sm.icon{width:32px}
.btn[disabled]{opacity:.5;pointer-events:none}
.spin{width:16px;height:16px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:rot .7s linear infinite}
@keyframes rot{to{transform:rotate(360deg)}}

.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--ink-2);margin-bottom:6px}
.field .hint{font-size:12px;color:var(--sub);margin-top:5px}
.input{width:100%;height:44px;padding:0 14px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);font:inherit;transition:border-color .15s,box-shadow .15s}
.input::placeholder{color:var(--faint)}
.input:focus{outline:none;border-color:var(--brand);box-shadow:var(--focus)}
.pw-wrap{position:relative}
.pw-wrap .input{padding-right:46px}
.pw-wrap .eye{position:absolute;right:4px;top:4px;width:36px;height:36px;display:grid;place-items:center;color:var(--sub);border-radius:8px}
.pw-wrap .eye:hover{background:var(--surface-2);color:var(--ink)}
.check{display:inline-flex;align-items:center;gap:8px;font-size:14px;cursor:pointer;user-select:none}
.check input{width:18px;height:18px;accent-color:var(--brand);margin:0}
.alert{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border-radius:10px;font-size:13px;line-height:1.6}
.alert.err{background:var(--danger-50);color:var(--danger)}
.alert.warn{background:var(--warn-50);color:var(--warn)}
.alert.info{background:var(--brand-50);color:var(--brand)}

.chip{display:inline-flex;align-items:center;gap:5px;height:24px;padding:0 9px;border-radius:99px;font-size:12px;font-weight:600;white-space:nowrap;flex:none}
.chip.done{background:var(--brand-50);color:var(--brand)}
.chip.mid{background:var(--gold-50);color:var(--gold-ink)}
.chip.new{background:var(--surface-2);color:var(--sub);font-weight:500}
.chip.warn{background:var(--warn-50);color:var(--warn)}
.chip.err{background:var(--danger-50);color:var(--danger)}
.chip.mute{background:var(--surface-2);color:var(--faint);font-weight:500}

.bar{height:6px;border-radius:99px;background:var(--line-2);overflow:hidden;position:relative}
.bar>i{position:absolute;inset:0 auto 0 0;background:var(--brand);border-radius:99px;transition:width .4s ease}
.bar.gold>i{background:var(--gold)}
.bar.thin{height:4px}

.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-1)}
.skel{background:linear-gradient(90deg,var(--line-2) 25%,var(--surface-2) 50%,var(--line-2) 75%);background-size:200% 100%;animation:sk 1.2s infinite;border-radius:10px}
@keyframes sk{to{background-position:-200% 0}}

/* 編のタイル（動画のタイトルカードと同じ見た目） */
.tile{position:relative;overflow:hidden;background:linear-gradient(140deg,var(--tile-a),var(--tile-b));color:#fff}
.tile::before{content:"";position:absolute;right:-18%;top:-40%;width:78%;aspect-ratio:1;border-radius:50%;background:rgba(255,255,255,.07)}
.tile::after{content:"";position:absolute;left:-12%;bottom:-55%;width:52%;aspect-ratio:1;border-radius:50%;background:rgba(0,0,0,.08)}
.tile .glyph{position:absolute;right:6%;top:50%;transform:translateY(-50%);font-weight:800;line-height:1;color:rgba(255,255,255,.14);z-index:1}
.tile .kicker{position:relative;z-index:2;color:var(--gold);font-size:11px;font-weight:700;letter-spacing:.14em}

/* サムネイル */
.thumb{position:relative;aspect-ratio:16/9;border-radius:10px;overflow:hidden;background:var(--tile-b);flex:none}
.thumb img{width:100%;height:100%;object-fit:cover}
.thumb .tile{position:absolute;inset:0;display:grid;place-items:center}
.thumb .tile .glyph{font-size:44px;right:auto;left:50%;transform:translate(-50%,-50%);color:rgba(255,255,255,.22)}
.thumb .dur{position:absolute;right:6px;bottom:6px;background:rgba(0,0,0,.72);color:#fff;font-size:11px;font-weight:600;padding:1px 6px;border-radius:5px;z-index:3}
.thumb .prog{position:absolute;left:0;right:0;bottom:0;height:4px;background:rgba(255,255,255,.35);z-index:3}
.thumb .prog>i{display:block;height:100%;background:var(--gold)}
.thumb .donemark{position:absolute;inset:0;background:rgba(8,40,27,.55);display:grid;place-items:center;z-index:2}
.thumb .donemark span{width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;box-shadow:0 2px 8px rgba(0,0,0,.3)}
.thumb .playmark{position:absolute;inset:0;display:grid;place-items:center;z-index:2;opacity:0;transition:opacity .15s;background:rgba(0,0,0,.18)}
.thumb .playmark span{width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.95);color:var(--brand-700);display:grid;place-items:center}
a:hover .thumb .playmark,.thumb.show-play .playmark{opacity:1}

/* トースト・モーダル */
#toasts{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);z-index:100;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none;width:min(92vw,520px)}
.toast{pointer-events:auto;display:flex;gap:10px;align-items:center;background:#15201b;color:#fff;padding:11px 16px;border-radius:12px;box-shadow:var(--shadow-2);font-size:14px;animation:tin .2s ease}
.toast.ok .ico{color:#6fd3a6}.toast.err .ico{color:#ff9b91}.toast.warn .ico{color:#f5cd6a}
@keyframes tin{from{opacity:0;transform:translateY(8px)}}
.modal-bg{position:fixed;inset:0;background:rgba(10,18,14,.48);z-index:90;display:grid;place-items:center;padding:16px;animation:fin .15s}
@keyframes fin{from{opacity:0}}
.modal{background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--shadow-2);width:100%;max-width:460px;max-height:calc(100dvh - 32px);overflow:auto;animation:min .18s ease}
@keyframes min{from{opacity:0;transform:translateY(10px) scale(.98)}}
.modal-h{display:flex;align-items:center;gap:10px;padding:18px 20px 6px}
.modal-h h3{margin:0;font-size:17px;flex:1}
.modal-b{padding:8px 20px 20px}
.modal-f{display:flex;gap:8px;justify-content:flex-end;padding:0 20px 20px}

/* ============ ログイン ============ */
.auth{min-height:100dvh;display:grid;grid-template-columns:1.05fr 1fr}
@media (max-width:860px){.auth{grid-template-columns:1fr}.auth .brandside{display:none}}
.brandside{display:flex;flex-direction:column;justify-content:space-between;padding:44px 48px}
.brandside .glyph{font-size:min(42vw,420px);right:-4%}
.brandside .top{position:relative;z-index:2;display:flex;align-items:center;gap:10px;font-weight:700}
.brandside .mid{position:relative;z-index:2}
.brandside h1{font-size:40px;line-height:1.25;margin:10px 0 14px;letter-spacing:.02em}
.brandside p{margin:0;color:rgba(255,255,255,.82);font-size:15px}
.brandside ul{position:relative;z-index:2;list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:8px}
.brandside li{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);padding:6px 12px;border-radius:99px;font-size:13px}
.formside{display:grid;place-items:center;padding:32px 20px;background:var(--surface)}
.formbox{width:100%;max-width:380px}
.formbox .logo-m{display:none;align-items:center;gap:10px;font-weight:700;margin-bottom:28px}
@media (max-width:860px){.formbox .logo-m{display:flex}}
.formbox h2{font-size:24px;margin:0 0 6px}
.formbox .lead{color:var(--sub);margin:0 0 26px;font-size:14px}
.formbox .foot{margin-top:22px;font-size:12px;color:var(--sub);text-align:center}
.logo{width:34px;height:34px;border-radius:9px;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;flex:none}
.tile .logo{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.2)}

/* ============ 枠 ============ */
header.top{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--surface) 86%,transparent);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--line)}
.head{max-width:1240px;margin:0 auto;height:60px;padding:0 20px;display:flex;align-items:center;gap:18px}
.head .brandlink{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:700;font-size:15px;white-space:nowrap}
.tabs-top{display:flex;gap:2px;height:100%}
.tabs-top a{display:flex;align-items:center;gap:7px;padding:0 12px;color:var(--sub);font-size:14px;font-weight:600;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs-top a:hover{color:var(--ink)}
.tabs-top a.on{color:var(--brand);border-bottom-color:var(--brand)}
.search{position:relative;margin-left:auto;width:min(320px,34vw)}
.search .input{height:38px;padding-left:38px;border-radius:99px;background:var(--surface-2);border-color:transparent;font-size:14px}
.search .input:focus{background:var(--surface);border-color:var(--brand)}
.search .ico{position:absolute;left:13px;top:10px;color:var(--faint)}
.search kbd{position:absolute;right:10px;top:9px;font:600 11px/18px inherit;color:var(--faint);border:1px solid var(--line);border-radius:5px;padding:0 5px;background:var(--surface)}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--brand-50);color:var(--brand);display:grid;place-items:center;font-weight:700;font-size:14px;flex:none}
.avatar.lg{width:56px;height:56px;font-size:21px}
.menu-wrap{position:relative}
.menu{position:absolute;right:0;top:46px;min-width:230px;background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-2);padding:6px;animation:min .12s}
.menu .who{padding:10px 12px 10px;border-bottom:1px solid var(--line-2);margin-bottom:6px}
.menu .who b{display:block;font-size:14px}.menu .who span{font-size:12px;color:var(--sub)}
.menu button{display:flex;align-items:center;gap:10px;width:100%;padding:9px 12px;border-radius:8px;font-size:14px;color:var(--ink-2);text-align:left}
.menu button:hover{background:var(--surface-2)}
.m-search{display:none}
@media (max-width:760px){
  .head{gap:10px;padding:0 14px}
  .search{display:none}.m-search{display:grid;margin-left:auto}
  .tabs-top .lbl{display:none}
  .head .brandlink .t{display:none}
}
main{max-width:1240px;margin:0 auto;padding:28px 20px 90px}
@media (max-width:760px){main{padding:18px 14px 80px}}
.sec-h{display:flex;align-items:baseline;gap:12px;margin:34px 0 14px}
.sec-h h2{font-size:18px;margin:0}
.sec-h .sub{color:var(--sub);font-size:13px}
.sec-h .right{margin-left:auto}
.crumb{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--sub);margin-bottom:14px;flex-wrap:wrap}
.crumb a{color:var(--sub)}.crumb a:hover{color:var(--brand)}
.crumb .ico{width:14px;height:14px;color:var(--faint)}

/* ============ ホーム ============ */
.greet h1{font-size:26px;margin:0 0 2px;letter-spacing:.01em}
.greet p{margin:0;color:var(--sub)}
.resume{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:0;overflow:hidden;margin-top:20px}
.resume .thumb{border-radius:0;aspect-ratio:16/9}
.resume .body{padding:26px 28px;display:flex;flex-direction:column;justify-content:center;gap:10px}
.resume .label{display:inline-flex;align-items:center;gap:6px;color:var(--gold-ink);font-size:12px;font-weight:700;letter-spacing:.08em}
.resume h3{font-size:22px;line-height:1.45;margin:0}
.resume .meta{color:var(--sub);font-size:13px;display:flex;flex-wrap:wrap;gap:4px 14px}
.resume .row{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}
@media (max-width:860px){.resume{grid-template-columns:1fr}.resume .body{padding:18px}.resume h3{font-size:19px}}
.resume.alldone .body{align-items:flex-start}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:14px}
@media (max-width:860px){.stats{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.stat{padding:12px;gap:10px}.stat .v{font-size:18px}.stat .ic,.ring{width:40px!important;height:40px!important}}
.stat{padding:16px 18px;display:flex;align-items:center;gap:14px}
.stat .k{font-size:12px;color:var(--sub);font-weight:600}
.stat .v{font-size:22px;font-weight:700;line-height:1.3}
.stat .v small{font-size:13px;color:var(--sub);font-weight:500;margin-left:2px}
.ring{width:48px;height:48px;flex:none}
.ring circle{fill:none;stroke-width:5}
.ring .bg{stroke:var(--line-2)}.ring .fg{stroke:var(--brand);stroke-linecap:round;transition:stroke-dashoffset .6s ease}
.stat .ic{width:48px;height:48px;border-radius:12px;background:var(--brand-50);color:var(--brand);display:grid;place-items:center;flex:none}
.stat .ic.gold{background:var(--gold-50);color:var(--gold-ink)}

.cgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:16px}
.ccard{display:flex;flex-direction:column;overflow:hidden;color:var(--ink);transition:box-shadow .15s,transform .15s,border-color .15s}
.ccard:hover{box-shadow:var(--shadow-2);transform:translateY(-2px);border-color:var(--line)}
.ccard .tile{height:118px;padding:16px 18px;display:flex;flex-direction:column;justify-content:space-between}
.ccard .tile .glyph{font-size:108px}
.ccard .tile .ct{position:relative;z-index:2;font-size:20px;font-weight:800;letter-spacing:.02em}
.ccard .body{padding:14px 18px 16px;display:flex;flex-direction:column;gap:10px;flex:1}
.ccard .d{font-size:13px;color:var(--sub);line-height:1.6;min-height:2.6em}
.ccard .foot{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--sub);margin-top:auto}
.ccard .foot .bar{flex:1}

/* 鍵のかかった編 */
.ccard.locked .tile{background:linear-gradient(140deg,#4a5a52,#27342d)}
.ccard.locked .tile .glyph{color:rgba(255,255,255,.08)}
.lockbadge{position:absolute;z-index:3;right:14px;top:14px;width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.22);display:grid;place-items:center;color:#fff}
.lockpanel{max-width:420px;margin:28px auto 0;text-align:center;padding:30px 26px}
.lockpanel .big{width:64px;height:64px;border-radius:50%;background:var(--gold-50);color:var(--gold-ink);display:grid;place-items:center;margin:0 auto 14px}
.lockpanel h2{margin:0 0 6px;font-size:19px}
.lockpanel p{margin:0 0 20px;color:var(--sub);font-size:14px}
.codebox{display:flex;gap:10px;justify-content:center;margin-bottom:14px}
.codebox input{width:100%;max-width:220px;height:56px;text-align:center;font-size:28px;font-weight:700;letter-spacing:.5em;padding-left:.5em;border-radius:14px}
.shake{animation:shk .35s}
@keyframes shk{20%,60%{transform:translateX(-7px)}40%,80%{transform:translateX(7px)}}

/* ============ 編のページ ============ */
.chero{display:grid;grid-template-columns:240px 1fr;overflow:hidden}
.chero .tile{min-height:170px;display:flex;align-items:flex-end;padding:18px}
.chero .tile .glyph{font-size:150px;right:50%;transform:translate(50%,-50%)}
.chero .body{padding:22px 26px;display:flex;flex-direction:column;gap:10px}
.chero h1{margin:0;font-size:26px}
.chero .d{color:var(--sub);margin:0}
.chero .meta{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--sub)}
.chero .meta b{color:var(--ink)}
.chero .prog{display:flex;align-items:center;gap:12px}
.chero .prog .bar{flex:1;max-width:360px;height:8px}
@media (max-width:760px){.chero{grid-template-columns:1fr}.chero .tile{min-height:96px}.chero .tile .glyph{font-size:100px;right:8%;transform:translateY(-50%)}.chero .body{padding:16px}.chero h1{font-size:22px}}
.vlist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.vitem{display:grid;grid-template-columns:34px 176px 1fr auto;gap:16px;align-items:center;padding:10px 12px;border-radius:14px;color:var(--ink);transition:background .12s}
.vitem:hover{background:var(--surface)}
.vitem .no{font-size:14px;font-weight:700;color:var(--faint);text-align:center}
.vitem .no.done{color:var(--brand)}
.vitem .tt{font-size:15px;font-weight:600;line-height:1.5}
.vitem .sub{font-size:12px;color:var(--sub);margin-top:3px;display:flex;gap:10px;align-items:center;flex-wrap:wrap}
@media (max-width:760px){.vitem{grid-template-columns:128px 1fr;gap:12px;padding:8px}.vitem .no,.vitem .end{display:none}.vitem .tt{font-size:14px}}

/* ============ 再生 ============ */
.play{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:24px;align-items:start}
@media (max-width:1060px){.play{grid-template-columns:1fr}}
.stage{position:relative;background:#000;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:16/9;box-shadow:var(--shadow-2)}
.stage video{width:100%;height:100%;display:block;background:#000}
@media (max-width:760px){.play-main{margin:0 -14px}.stage{border-radius:0}}
.ov{position:absolute;z-index:5}
.resume-pill{left:14px;bottom:62px;display:flex;align-items:center;gap:10px;background:rgba(12,20,16,.86);color:#fff;border-radius:99px;padding:6px 6px 6px 14px;font-size:13px;animation:tin .25s}
.resume-pill button{background:rgba(255,255,255,.14);border-radius:99px;padding:4px 12px;font-size:12px;font-weight:600}
.resume-pill button:hover{background:rgba(255,255,255,.24)}
.endov{inset:0;background:rgba(8,18,13,.9);color:#fff;display:flex;align-items:center;justify-content:center;padding:20px;animation:fin .25s}
.endov .in{width:100%;max-width:560px;text-align:center}
.endov .ok{display:inline-flex;align-items:center;gap:8px;color:#7fe0b5;font-weight:700;font-size:15px}
.endov h3{font-size:20px;margin:8px 0 18px}
.nextcard{display:grid;grid-template-columns:200px 1fr;gap:16px;align-items:center;text-align:left;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);border-radius:14px;padding:12px;color:#fff}
.nextcard:hover{background:rgba(255,255,255,.12)}
.nextcard .k{font-size:11px;color:var(--gold);font-weight:700;letter-spacing:.1em}
.nextcard .t{font-size:15px;font-weight:700;line-height:1.5;margin-top:2px}
.endov .row{display:flex;gap:10px;justify-content:center;margin-top:16px;flex-wrap:wrap}
.endov .btn.line{background:transparent;border-color:rgba(255,255,255,.3);color:#fff}
.endov .btn.primary{background:#fff;color:var(--brand-700)}
.cdown{display:inline-grid;place-items:center;width:22px;height:22px;border-radius:50%;border:2px solid currentColor;font-size:11px;font-weight:800}
@media (max-width:620px){.nextcard{grid-template-columns:120px 1fr}.endov h3{font-size:16px;margin-bottom:10px}.endov .btn{height:36px;font-size:13px}}
.ctrl{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:12px}
.seg{display:inline-flex;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:3px;gap:2px}
.seg button{height:30px;min-width:46px;padding:0 9px;border-radius:7px;font-size:13px;font-weight:600;color:var(--sub)}
.seg button:hover{color:var(--ink)}
.seg button.on{background:var(--brand);color:#fff}
@media (prefers-color-scheme:dark){.seg button.on{color:#07130d}}
.ctrl .sp{flex:1}
.switch{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);cursor:pointer;user-select:none}
.switch input{appearance:none;width:36px;height:20px;border-radius:99px;background:var(--line);position:relative;cursor:pointer;transition:background .15s;margin:0}
.switch input::after{content:"";position:absolute;top:2px;left:2px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.25);transition:transform .15s}
.switch input:checked{background:var(--brand)}
.switch input:checked::after{transform:translateX(16px)}
.vhead{margin-top:18px}
.vhead .k{font-size:12px;font-weight:700;color:var(--gold-ink);letter-spacing:.06em}
.vhead h1{font-size:24px;line-height:1.45;margin:4px 0 8px}
.vhead .meta{display:flex;gap:6px 14px;flex-wrap:wrap;align-items:center;color:var(--sub);font-size:13px}
.cover{margin-top:16px;padding:14px 16px}
.cover .top{display:flex;align-items:center;gap:10px;font-size:13px;margin-bottom:8px}
.cover .top b{font-size:15px}
.cover .top .h{color:var(--sub);margin-left:auto;font-size:12px}
.cover .bar{height:8px}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.pn a{display:flex;gap:12px;align-items:center;padding:10px;border-radius:14px;color:var(--ink);background:var(--surface);border:1px solid var(--line)}
.pn a:hover{border-color:var(--brand-100);box-shadow:var(--shadow-1)}
.pn .thumb{width:112px}
.pn .k{font-size:11px;color:var(--sub);font-weight:600}
.pn .t{font-size:13px;font-weight:600;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pn .nx{grid-column:2}
@media (max-width:620px){.pn{grid-template-columns:1fr}.pn .nx{grid-column:1}}
.keys{margin-top:14px;font-size:12px;color:var(--faint);display:flex;gap:14px;flex-wrap:wrap}
.keys kbd{font:600 11px/18px inherit;border:1px solid var(--line);border-bottom-width:2px;border-radius:5px;padding:0 5px;background:var(--surface);color:var(--sub);margin-right:4px}
@media (hover:none){.keys{display:none}}
.plist{position:sticky;top:76px;overflow:hidden;display:flex;flex-direction:column;max-height:calc(100dvh - 96px)}
@media (max-width:1060px){.plist{position:static;max-height:none}}
.plist .ph{padding:14px 16px;border-bottom:1px solid var(--line-2)}
.plist .ph .t{font-weight:700;font-size:15px;display:flex;align-items:center;gap:8px}
.plist .ph .s{font-size:12px;color:var(--sub);margin-top:6px;display:flex;align-items:center;gap:10px}
.plist .ph .bar{flex:1}
.plist ol{list-style:none;margin:0;padding:6px;overflow-y:auto}
.pitem{display:grid;grid-template-columns:22px 104px 1fr;gap:10px;align-items:center;padding:7px 8px;border-radius:10px;color:var(--ink)}
.pitem:hover{background:var(--surface-2)}
.pitem.cur{background:var(--brand-50)}
.pitem .no{font-size:12px;color:var(--faint);text-align:center;font-weight:700}
.pitem.cur .no{color:var(--brand)}
.pitem .t{font-size:13px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pitem .s{font-size:11px;color:var(--sub);margin-top:2px}

/* ============ 検索 ============ */
.sbox{position:relative;margin-bottom:18px}
.sbox .input{height:50px;padding-left:46px;font-size:16px;border-radius:14px}
.sbox .ico{position:absolute;left:16px;top:16px;color:var(--faint)}
mark{background:var(--gold-50);color:inherit;border-radius:3px;padding:0 1px}

/* ============ 管理 ============ */
.subnav{display:flex;gap:4px;margin-bottom:20px;border-bottom:1px solid var(--line);overflow-x:auto}
.subnav a{padding:10px 14px;font-size:14px;font-weight:600;color:var(--sub);border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap;display:flex;gap:7px;align-items:center}
.subnav a.on{color:var(--brand);border-bottom-color:var(--brand)}
.subnav a:hover{color:var(--ink)}
.kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media (max-width:860px){.kpis{grid-template-columns:repeat(2,1fr)}}
.kpi{padding:16px 18px}
.kpi .k{font-size:12px;color:var(--sub);font-weight:600;display:flex;align-items:center;gap:6px}
.kpi .v{font-size:26px;font-weight:700;line-height:1.3;margin-top:4px}
.kpi .v small{font-size:13px;color:var(--sub);font-weight:500;margin-left:3px}
.kpi .n{font-size:12px;color:var(--sub);margin-top:2px}
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:960px){.two{grid-template-columns:1fr}}
.panel{padding:6px 0}
.panel .ph{display:flex;align-items:center;gap:8px;padding:12px 18px 8px;font-weight:700;font-size:15px}
.panel .ph .sub{font-weight:500;font-size:12px;color:var(--sub);margin-left:auto}
.prow{display:flex;align-items:center;gap:12px;padding:10px 18px;color:var(--ink);border-top:1px solid var(--line-2)}
.prow:hover{background:var(--surface-2)}
.prow .avatar{width:32px;height:32px;font-size:13px}
.prow .m{flex:1;min-width:0}
.prow .m b{font-size:14px;display:block}
.prow .m span{font-size:12px;color:var(--sub)}
.empty{padding:40px 20px;text-align:center;color:var(--sub)}
.empty .ico{width:34px;height:34px;color:var(--faint);margin:0 auto 10px}
.tbl-wrap{overflow-x:auto}
.tbl{width:100%;border-collapse:separate;border-spacing:0;font-size:14px}
.tbl th{position:sticky;top:0;background:var(--surface-2);text-align:left;font-size:12px;font-weight:700;color:var(--sub);padding:10px 14px;border-bottom:1px solid var(--line);white-space:nowrap;user-select:none}
.tbl th.sort{cursor:pointer}.tbl th.sort:hover{color:var(--ink)}
.tbl th .arr{opacity:.5;margin-left:3px}
.tbl td{padding:11px 14px;border-bottom:1px solid var(--line-2);vertical-align:middle}
.tbl tr.link{cursor:pointer}
.tbl tr.link:hover td{background:var(--surface-2)}
.tbl .r{text-align:right}
.who-cell{display:flex;align-items:center;gap:10px}
.who-cell .avatar{width:32px;height:32px;font-size:13px}
.who-cell b{display:block;font-size:14px;white-space:nowrap}.who-cell span{font-size:12px;color:var(--sub)}
.pcell{display:flex;align-items:center;gap:10px;min-width:160px}
.pcell .bar{flex:1}
.pcell .p{font-size:13px;font-weight:700;width:40px;text-align:right}
.toolbar{display:flex;gap:10px;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line-2);flex-wrap:wrap}
.toolbar .input{height:38px;max-width:260px}
.filters{display:flex;gap:6px;flex-wrap:wrap}
.filters button{height:32px;padding:0 12px;border-radius:99px;font-size:13px;border:1px solid var(--line);color:var(--sub);background:var(--surface)}
.filters button.on{background:var(--ink);color:var(--surface);border-color:var(--ink)}
.uhead{display:flex;gap:16px;align-items:center;padding:20px 22px;flex-wrap:wrap}
.uhead h1{font-size:22px;margin:0}
.uhead .sub{color:var(--sub);font-size:13px}
.uhead .acts{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap}
.cprog{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px;padding:0 22px 20px}
.cprog .it{border:1px solid var(--line-2);border-radius:12px;padding:12px 14px}
.cprog .it .t{font-size:13px;font-weight:700;display:flex;justify-content:space-between;margin-bottom:8px}
.cprog .it .t span{color:var(--sub);font-weight:600}
.cprog .it.off{opacity:.45}
.invite{background:var(--surface-2);border:1px dashed var(--line);border-radius:12px;padding:14px 16px;font-size:14px;white-space:pre-wrap;line-height:1.8;font-family:inherit}
.cc-list{display:grid;grid-template-columns:1fr 1fr;gap:8px}
@media (max-width:520px){.cc-list{grid-template-columns:1fr}}
.cc-list label{display:flex;align-items:center;gap:8px;padding:9px 12px;border:1px solid var(--line);border-radius:10px;font-size:14px;cursor:pointer}
.cc-list label:has(input:checked){border-color:var(--brand);background:var(--brand-50)}
.cc-list input{accent-color:var(--brand);width:16px;height:16px;margin:0}
.seg-full{display:flex;gap:6px;margin-bottom:12px}
.seg-full label{flex:1;display:flex;align-items:center;gap:8px;padding:9px 12px;border:1px solid var(--line);border-radius:10px;font-size:14px;cursor:pointer}
.seg-full label:has(input:checked){border-color:var(--brand);background:var(--brand-50);color:var(--brand);font-weight:600}
.seg-full input{accent-color:var(--brand);margin:0}

/* ============ 追加（9/22 改善） ============ */
/* 再生画面の下のタブ（要点・目次・文字・質問） */
.vtabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-top:18px;overflow-x:auto}
.vtabs button{padding:10px 14px;font-size:14px;font-weight:600;color:var(--sub);border-bottom:2px solid transparent;margin-bottom:-1px;white-space:nowrap;display:flex;gap:6px;align-items:center}
.vtabs button.on{color:var(--brand);border-bottom-color:var(--brand)}
.vtabs .n{font-size:11px;background:var(--surface-2);color:var(--sub);border-radius:99px;padding:0 7px}
.vpane{padding:14px 2px 4px}
.sumlist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}
.sumlist li{display:flex;gap:10px;align-items:flex-start;background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:12px 14px;font-size:15px;font-weight:600;line-height:1.6}
.sumlist li b{flex:none;width:24px;height:24px;border-radius:50%;background:var(--brand-50);color:var(--brand);display:grid;place-items:center;font-size:12px;margin-top:1px}
.chaps{list-style:none;margin:0;padding:0}
.chaps button{display:flex;gap:12px;width:100%;text-align:left;padding:9px 10px;border-radius:10px;font-size:14px;color:var(--ink)}
.chaps button:hover{background:var(--surface)}
.chaps button.cur{background:var(--brand-50);color:var(--brand);font-weight:600}
.chaps .tm{font-variant-numeric:tabular-nums;color:var(--brand);font-weight:700;width:46px;flex:none}
.trans{display:flex;flex-direction:column;gap:2px;max-height:420px;overflow-y:auto;padding-right:4px}
.trans p{margin:0;padding:8px 10px;border-radius:10px;font-size:15px;line-height:1.8;cursor:pointer;color:var(--ink-2)}
.trans p:hover{background:var(--surface)}
.trans p.cur{background:var(--brand-50);color:var(--ink)}
.trans p .tm{font-size:11px;color:var(--faint);font-variant-numeric:tabular-nums;margin-right:8px}
.qlist .qi{border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:var(--surface);margin-bottom:8px;font-size:14px}
.qlist .qi .meta{font-size:12px;color:var(--sub);margin-bottom:4px}
.qlist .qi .rep{margin-top:10px;padding:10px 12px;border-radius:10px;background:var(--brand-50);font-size:14px}
.qlist .qi .rep .who{font-size:12px;color:var(--brand);font-weight:700;margin-bottom:2px}
textarea.input{height:auto;min-height:84px;padding:10px 14px;resize:vertical;line-height:1.7}
.row-acts{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-top:14px}
.quizbar{display:flex;align-items:center;gap:12px;padding:14px 16px;margin-top:14px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(90deg,var(--gold-50),var(--surface))}
.quizbar .t{flex:1;font-size:14px}
.quizbar .t b{display:block;font-size:15px}
/* クイズ */
.qz{display:flex;flex-direction:column;gap:18px}
.qz .q{font-weight:700;font-size:16px;line-height:1.6;margin-bottom:8px}
.qz .q small{display:block;color:var(--sub);font-weight:600;font-size:12px;margin-bottom:2px}
.qz label{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border:1px solid var(--line);border-radius:10px;margin-bottom:6px;cursor:pointer;font-size:14px;line-height:1.6}
.qz label:has(input:checked){border-color:var(--brand);background:var(--brand-50)}
.qz input{accent-color:var(--brand);margin-top:4px}
.qz label.ok,.qz label.ok:has(input:checked){border-color:var(--brand);background:var(--brand-50);font-weight:600}
.qz label.ng,.qz label.ng:has(input:checked){border-color:var(--danger);background:var(--danger-50);color:var(--danger)}
.qz label:has(input:disabled){cursor:default}
.qz .ex{font-size:13px;padding:10px 12px;border-radius:10px;background:var(--surface-2);color:var(--ink-2);line-height:1.7}
.score{display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:14px;background:var(--brand-50);margin-bottom:6px}
.score .big{font-size:30px;font-weight:800;color:var(--brand)}
/* ホームの今日の予定・復習 */
.today{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:16px}
@media (max-width:860px){.today{grid-template-columns:1fr}}
.today .card{padding:16px 18px}
.today h3{margin:0 0 4px;font-size:15px;display:flex;align-items:center;gap:8px}
.today .st{font-size:13px;color:var(--sub);margin-bottom:10px}
.mini{display:flex;flex-direction:column;gap:4px}
.mini a{display:grid;grid-template-columns:96px 1fr;gap:12px;align-items:center;padding:6px;border-radius:10px;color:var(--ink)}
.mini a:hover{background:var(--surface-2)}
.mini .t{font-size:13px;font-weight:600;line-height:1.5}
.mini .s{font-size:11px;color:var(--sub)}
.notice{display:flex;gap:10px;align-items:center;padding:10px 14px;border-radius:12px;background:var(--gold-50);color:var(--gold-ink);font-size:14px;margin-top:14px}
.notice a{margin-left:auto;font-weight:700;color:inherit}
.due{font-size:11px;font-weight:700;padding:1px 8px;border-radius:99px;background:var(--surface-2);color:var(--sub)}
.due.soon{background:var(--warn-50);color:var(--warn)}
.due.over{background:var(--danger-50);color:var(--danger)}
.certbadge{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:99px;background:linear-gradient(90deg,#f7e7b3,#fbf3d6);color:#7a5a08;font-size:12px;font-weight:700}
/* スマホのホームは編を一覧で */
@media (max-width:620px){
  .cgrid{grid-template-columns:1fr;gap:10px}
  .ccard{flex-direction:row}
  .ccard .tile{width:96px;height:auto;min-height:104px;padding:10px 12px;flex:none}
  .ccard .tile .glyph{font-size:64px;right:50%;transform:translate(50%,-50%)}
  .ccard .tile .ct{display:none}
  .ccard .tile .kicker{font-size:10px}
  .ccard .body{padding:10px 14px;gap:6px}
  .ccard .body::before{content:attr(data-t);font-weight:800;font-size:16px}
  .ccard .d{min-height:0;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
  .lockbadge{right:8px;top:8px;width:26px;height:26px}
}
/* スマホの再生操作は1段で */
@media (max-width:620px){
  .ctrl{gap:6px;flex-wrap:nowrap;overflow-x:auto}
  .ctrl .btn.sm span{display:none}
  .ctrl .btn.sm{width:36px;padding:0}
  .seg button{min-width:40px;padding:0 6px}
  .switch{font-size:12px;white-space:nowrap}
  .cover .top .h{display:none}
  .vhead h1{font-size:20px}
}
/* 修了証 */
.certpage{max-width:900px;margin:0 auto}
.certsheet{position:relative;background:#fffdf7;color:#1c2a22;border-radius:6px;padding:64px 70px;box-shadow:var(--shadow-2);aspect-ratio:1.414/1;display:flex;flex-direction:column;justify-content:center;text-align:center;overflow:hidden;border:10px solid #fff;outline:2px solid #d8ae45;outline-offset:-22px}
.certsheet .glyph{position:absolute;right:-20px;bottom:-60px;font-size:320px;font-weight:800;color:rgba(19,112,78,.06)}
.certsheet .k{letter-spacing:.3em;color:#a8841f;font-weight:800;font-size:14px}
.certsheet h1{font-size:44px;margin:12px 0 26px;letter-spacing:.2em}
.certsheet .nm{font-size:30px;font-weight:800;border-bottom:2px solid #1c2a22;display:inline-block;padding:0 30px 6px;margin:0 auto 20px}
.certsheet p{font-size:17px;line-height:2;margin:0}
.certsheet .ft{display:flex;justify-content:space-between;margin-top:34px;font-size:14px;color:#4a5a51}
@media print{header.top,.noprint,#toasts{display:none!important}main{padding:0}.certsheet{box-shadow:none;border:0}}
@media (max-width:620px){.certsheet{padding:30px 22px;aspect-ratio:auto}.certsheet h1{font-size:28px}.certsheet .nm{font-size:22px}.certsheet .glyph{font-size:180px}}
/* ロープレ */
.drop{border:2px dashed var(--line);border-radius:14px;padding:24px;text-align:center;color:var(--sub);background:var(--surface)}
.drop.on{border-color:var(--brand);background:var(--brand-50)}
.prog2{height:8px;border-radius:99px;background:var(--line-2);overflow:hidden;margin-top:10px}
.prog2 i{display:block;height:100%;background:var(--brand);width:0}
.rpitem{display:flex;gap:14px;align-items:flex-start;padding:14px 16px;border-top:1px solid var(--line-2)}
.rpitem:first-child{border-top:0}
.rpitem video{width:220px;max-width:40vw;border-radius:10px;background:#000;flex:none}
.rpitem .m{flex:1;min-width:0}
@media (max-width:620px){.rpitem{flex-direction:column}.rpitem video{width:100%;max-width:none}}
/* 管理：離脱グラフ */
.drop-graph{display:flex;align-items:flex-end;gap:2px;height:30px;width:120px}
.drop-graph i{flex:1;background:var(--gold);border-radius:2px 2px 0 0;min-height:1px}
.kpi.link{cursor:pointer}
.kpi.link:hover{border-color:var(--brand-100)}
.badge-n{display:inline-grid;place-items:center;min-width:18px;height:18px;padding:0 5px;border-radius:99px;background:var(--danger);color:#fff;font-size:11px;font-weight:700}
/* 再生画面が横にはみ出さないように（操作の列を1段にした分の幅で広がらない） */
.play>div,.play>aside{min-width:0}
@media (max-width:1060px){.play{grid-template-columns:minmax(0,1fr)}}
main{overflow-x:clip}