/* ============================================================
   Music Player v1.1.0 — main stylesheet
   ============================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
:root{
  /* Surface — solid OKLCH, gradient stops of the "evening room" */
  --bg:oklch(.205 .106 297);
  --bg2:oklch(.265 .118 295);
  --bg3:oklch(.358 .127 305);
  --bg4:oklch(.404 .138 308);
  /* Tinted neutrals — alpha-on-white so they pick up the bg hue */
  --g1:rgba(255,255,255,.06);--g2:rgba(255,255,255,.10);--g3:rgba(255,255,255,.14);--g4:rgba(255,255,255,.20);
  /* Text — tinted toward bg hue (no pure white) */
  --tx:oklch(.99 .005 297);
  --t2:rgba(255,255,255,.62);--t3:rgba(255,255,255,.38);--t4:rgba(255,255,255,.18);
  /* Semantic — meaning only, never decoration */
  --ac:oklch(.553 .213 270);
  --ac2:oklch(.706 .156 60);
  --gr:oklch(.738 .213 145);
  --rd:oklch(.587 .225 27);
  --tl:oklch(.770 .180 165);
  /* Brand accent (mustard yellow) and warm-dark ink (replaces #000) */
  --ye:oklch(.832 .157 95);
  --ye2:oklch(.778 .155 92);
  --ye-ink:oklch(.18 .04 50);
  --ink:oklch(.18 .04 50);
  --fn:-apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",Arial,sans-serif;
  --sb:env(safe-area-inset-bottom,0px);--st:env(safe-area-inset-top,0px);
  --r8:8px;--r12:12px;--r16:16px;--r20:20px;--r24:24px;--r28:28px;--r50:50px;
  --ease-out:cubic-bezier(.22,1,.36,1);
  --ease-in-out:cubic-bezier(.77,0,.175,1);
  --ease-drawer:cubic-bezier(.32,.72,0,1);
  --ease-emphasis:cubic-bezier(.2,0,0,1);
  --ease-spring:cubic-bezier(.34,1.5,.64,1);
  --t-instant:100ms;--t-quick:160ms;--t-snap:220ms;--t-mid:280ms;--t-drawer:380ms;
  /* legacy aliases */
  --t-fast:var(--t-quick);
  --focus-ring:0 0 0 3px rgba(219,199,63,.32);
  --card-shadow:0 10px 24px rgba(0,0,0,.18);
}
html,body{width:100%;height:100%;min-height:100dvh;overflow:hidden;background:#1a1040;color:var(--tx);font-family:var(--fn);-webkit-font-smoothing:antialiased;font-size:16px}
body{position:fixed;inset:0;min-height:100dvh;background:linear-gradient(160deg,#1a1040 0%,#2a1353 35%,#4a1f6e 75%,#5a2676 100%)}
body.night{background:linear-gradient(180deg,var(--bg) 0%,var(--bg2) 35%,var(--bg3) 70%,var(--bg4) 100%)}
button,input,textarea,select{font:inherit;color:inherit}
button,a,[role="button"],input,textarea,select{touch-action:manipulation}
button:focus-visible,a:focus-visible,[role="button"]:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:none;
  box-shadow:var(--focus-ring) !important;
  border-color:rgba(219,199,63,.55) !important;
}
.bg{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.55}
.b1{width:520px;height:520px;background:rgba(90,38,118,.55);bottom:-180px;right:-120px;animation:d1 22s ease-in-out infinite}
.b2{width:360px;height:360px;background:rgba(138,60,178,.28);top:30%;left:-100px;animation:d2 26s ease-in-out infinite}
.b3{width:280px;height:280px;background:rgba(74,31,110,.45);top:-80px;right:-60px;animation:d3 30s ease-in-out infinite}
@keyframes d1{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-40px,-30px) scale(1.1)}}
@keyframes d2{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(60px,-40px) scale(1.15)}}
@keyframes d3{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-50px,40px) scale(1.05)}}

#app{position:fixed;inset:0;z-index:1;display:flex;flex-direction:column}

/* ============ LOGIN — Aenglicium look ============ */
.aeng-login{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:calc(var(--st) + 30px) 20px calc(var(--sb) + 24px);overflow-y:auto}
.aeng-login .lw{width:100%;max-width:340px;display:flex;flex-direction:column;align-items:center}
.aeng-login .l-logo{width:72px;height:72px;object-fit:contain;margin:4px auto 14px;display:block;filter:drop-shadow(0 0 24px rgba(219,199,63,.35))}
.aeng-login .l-title{font-size:28px;font-weight:700;margin:0 auto 6px;letter-spacing:-.01em;text-align:center;width:100%}
.aeng-login .l-sub{font-size:11px;color:var(--t2);margin:0 auto 24px;letter-spacing:.02em;text-align:center;width:100%}
.aeng-login .l-form{width:100%;display:flex;flex-direction:column;gap:8px;background:rgba(50,30,85,.42);backdrop-filter:blur(30px) saturate(180%);-webkit-backdrop-filter:blur(30px) saturate(180%);border:.5px solid rgba(255,255,255,.16);padding:26px 22px 22px;border-radius:var(--r24);box-shadow:0 20px 60px rgba(0,0,0,.45),0 1px 0 rgba(255,255,255,.12) inset}
.aeng-login .fl{font-size:10px;color:var(--t2);letter-spacing:.12em;text-transform:uppercase;margin:10px 0 6px;display:block;font-weight:600}
.aeng-login .fi{background:rgba(255,255,255,.08);border:.5px solid rgba(255,255,255,.14);border-radius:var(--r12);padding:12px 16px;font-size:14px;color:var(--tx);font-family:var(--fn);outline:none;width:100%;transition:border-color .2s}
.aeng-login .fi:focus{border-color:rgba(108,159,248,.6);background:rgba(108,159,248,.07)}
.aeng-login .err{font-size:12px;color:#ff8b8b;text-align:center;display:none;padding:8px 12px;background:rgba(248,113,113,.08);border-radius:var(--r8);border:.5px solid rgba(248,113,113,.2);margin-top:6px}

/* keep logged checkbox */
.aeng-login .keep-row{display:flex;align-items:center;gap:10px;padding:10px 4px 4px;cursor:pointer;user-select:none}
.aeng-login .keep-row .keep-box{width:22px;height:22px;border-radius:6px;border:1.5px solid rgba(255,255,255,.35);background:transparent;display:grid;place-items:center;color:#2a1a10;flex-shrink:0;transition:all .18s}
.aeng-login .keep-row .keep-box svg{width:14px;height:14px;stroke:#2a1a10;stroke-width:3}
.aeng-login .keep-row.on .keep-box{background:linear-gradient(180deg,var(--ye) 0%,var(--ye2) 100%);border-color:var(--ye);box-shadow:0 0 0 4px rgba(219,199,63,.18)}
.aeng-login .keep-row .keep-txt{font-size:13px;color:var(--t2);font-weight:600}
.aeng-login .keep-row.on .keep-txt{color:var(--tx)}

.aeng-login .login-hint{margin-top:14px;font-size:11px;color:var(--t3);text-align:center;line-height:1.6}
.aeng-login .login-hint code{background:var(--g2);padding:2px 6px;border-radius:4px;font-size:11px}
.aeng-login .l-version{position:fixed;right:14px;bottom:calc(var(--sb) + 10px);font-size:10px;font-weight:600;letter-spacing:.06em;color:var(--t3);opacity:.55;pointer-events:none;z-index:5}

/* yellow primary button — aenglicium-style */
.btn-enter{margin-top:16px;padding:14px;border-radius:var(--r12);background:linear-gradient(180deg,var(--ye) 0%,var(--ye2) 100%);border:none;cursor:pointer;font-size:15px;font-weight:700;color:var(--ye-ink);font-family:var(--fn);width:100%;box-shadow:0 6px 20px rgba(219,199,63,.3),0 1px 0 rgba(255,255,255,.3) inset;letter-spacing:.02em;transition:transform .15s,opacity .15s}
.btn-enter:active{transform:scale(.98);opacity:.92}

/* inactive banner */
.inactive-banner{margin:24px 0;padding:24px;text-align:center;color:var(--t2);font-size:14px;line-height:1.5;max-width:340px}
.inactive-banner h2{font-size:22px;font-weight:800;color:var(--tx);margin-bottom:8px}
.inactive-banner .lock-ico{width:64px;height:64px;border-radius:50%;background:rgba(224,48,48,.15);display:grid;place-items:center;margin:0 auto 14px;color:#ff8b8b}
.inactive-banner .lock-ico svg{width:32px;height:32px}

/* ============ COMMON ============ */
.icon-btn{width:38px;height:38px;border-radius:50%;background:var(--g2);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);display:grid;place-items:center;border:1px solid var(--g1);cursor:pointer;color:var(--tx);transition:transform .15s,background .15s;flex-shrink:0}
.icon-btn:active{transform:scale(.92);background:var(--g3)}
.icon-btn svg{width:18px;height:18px;stroke-width:2}
.icon-btn img{width:20px;height:20px;object-fit:contain}
.icon-btn.on{background:rgba(255,255,255,.18);color:var(--tx);border-color:rgba(255,255,255,.4)}
.icon-btn,.tab-tile,.card-pl,.track,.media-card,.podcast,.lib-item,.liked-card,.student-row,.sub-icn-btn,.archive-btn,.btn-primary,.btn-enter,.m-btn,.tr-mini-btn,.tr-go,.quiz-check,.quiz-opt,.quiz-tf .tf-btn,.empty-state .empty-add,.np-foot button,.np-ctrls button,.mini,.lib-tab,.section-h .add-btn,.genre,.fab-add,.add-pro-fab{
  transition:
    transform var(--t-fast) var(--ease-out),
    background-color var(--t-fast) var(--ease-out),
    background var(--t-fast) var(--ease-out),
    border-color var(--t-fast) var(--ease-out),
    box-shadow var(--t-fast) var(--ease-out),
    color var(--t-fast) var(--ease-out),
    opacity var(--t-fast) var(--ease-out),
    filter var(--t-fast) var(--ease-out);
}

.toast{position:fixed;left:50%;bottom:calc(var(--sb) + 140px);transform:translate(-50%,16px) scale(.96);background:rgba(20,8,48,.95);backdrop-filter:blur(20px) saturate(180%);-webkit-backdrop-filter:blur(20px) saturate(180%);color:var(--tx);padding:12px 20px;border-radius:50px;font-size:13px;font-weight:600;z-index:80;opacity:0;pointer-events:none;border:1px solid var(--g2);max-width:80vw;text-align:center;
  transition:opacity var(--t-snap) var(--ease-out),
             transform var(--t-snap) var(--ease-out)}
.toast.show{transform:translate(-50%,0) scale(1);opacity:1}

.pages{flex:1;position:relative;overflow:hidden}
.page{position:absolute;inset:0;overflow-y:auto;overflow-x:hidden;padding:calc(var(--st) + 8px) 20px 200px;-webkit-overflow-scrolling:touch;opacity:0;transform:translateY(8px);pointer-events:none;
  transition:opacity var(--t-snap) var(--ease-out),
             transform var(--t-snap) var(--ease-out)}
.page.active{opacity:1;transform:translateY(0);pointer-events:auto}
.page::-webkit-scrollbar{display:none}
.page,.hscroll,.students-page,.viewer-body,.sheet,.lyr-body{scroll-behavior:smooth}

.top{display:flex;align-items:center;justify-content:space-between;padding:14px 20px 14px;gap:10px;margin:0 -20px 10px;background:transparent;position:static}
.students-page .top{position:static;margin:0;padding:14px 0 14px;background:none;backdrop-filter:none;-webkit-backdrop-filter:none}
.top h1{font-size:26px;font-weight:800;letter-spacing:-.02em}
.top-l{min-width:0;flex:1}
.top-title-row{display:flex;align-items:center;gap:10px}
.top-avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;color:var(--tx);font-weight:800;font-size:15px;flex-shrink:0;border:2px solid rgba(255,255,255,.18);box-shadow:0 4px 12px rgba(0,0,0,.3);cursor:pointer;background-color:var(--ac)}
.top-greet{font-size:13px;color:var(--t2);font-weight:500;margin-bottom:2px}
.top-actions{display:flex;gap:10px}

/* ============ TAB GRID (2 columns — Aenglicium-style) ============ */
.tab-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:12px 0 22px}
.tab-tile{position:relative;display:flex;align-items:center;gap:14px;padding:14px;border-radius:var(--r16);cursor:pointer;background:rgba(255,255,255,.04);backdrop-filter:blur(20px) saturate(170%);-webkit-backdrop-filter:blur(20px) saturate(170%);border:1px solid rgba(255,255,255,.1);transition:transform .15s,background .15s,border-color .15s;overflow:hidden;min-height:64px}
.tab-tile:active{transform:scale(.97);background:rgba(255,255,255,.07)}
.tab-tile.active{border-color:rgba(255,255,255,.32);background:rgba(255,255,255,.08)}
.tab-tile-ico{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;flex-shrink:0;box-shadow:0 4px 12px rgba(0,0,0,.25)}
.tab-tile-ico .ico-img{width:30px;height:30px;filter:none;opacity:1}
.tab-tile-ico .tab-gamepad{display:grid;place-items:center;width:30px;height:30px;color:var(--tx)}
.tab-tile-ico .tab-gamepad svg{width:30px;height:30px;stroke:var(--tx);fill:none}
.tab-tile-lbl{font-size:15px;font-weight:600;line-height:1.2;color:var(--tx);min-width:0;flex:1}
.tab-tile-lbl .tt-tag{display:block;font-size:10px;color:oklch(.78 .12 27);font-weight:700;letter-spacing:.06em;text-transform:uppercase;margin-top:3px}
.tab-tile.building{opacity:.85}

/* tone backgrounds for the icon tile (matches Aenglicium screenshot) */
.tab-tile.tone-pink     .tab-tile-ico{background:linear-gradient(135deg,#f23a83,#a52e6c)}
.tab-tile.tone-red      .tab-tile-ico{background:linear-gradient(135deg,#d43f4f,#7c2630)}
.tab-tile.tone-indigo   .tab-tile-ico{background:linear-gradient(135deg,#3b3f8a,#1f2257)}
.tab-tile.tone-lavender .tab-tile-ico{background:linear-gradient(135deg,#a17de2,#5a3ea0)}
.tab-tile.tone-orange   .tab-tile-ico{background:linear-gradient(135deg,#f59e3a,#a06321)}
.tab-tile.tone-teal     .tab-tile-ico{background:linear-gradient(135deg,#0fbab8,#066668)}
.tab-tile.tone-sky      .tab-tile-ico{background:linear-gradient(135deg,#3aa7f2,#1e6db3)}

/* ============ SECTIONS ============ */
.section{margin-bottom:28px}
.section-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;padding:0 2px}
.section-h h2{font-size:20px;font-weight:700;letter-spacing:-.01em}
.section-h .more{font-size:13px;color:var(--t2);font-weight:600;cursor:pointer}
.section-h .add-btn{width:32px;height:32px;border-radius:50%;background:var(--g3);display:grid;place-items:center;cursor:pointer;border:1px solid var(--g2)}
.section-h .add-btn:active{background:var(--g4);transform:scale(.94)}
.section-h .add-btn svg{width:16px;height:16px}

.hscroll{display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;padding:2px 0 4px;margin:0 -20px;padding-left:20px;padding-right:20px}
.hscroll::-webkit-scrollbar{display:none}
.hscroll>*{scroll-snap-align:start;flex-shrink:0}

.card-pl{width:148px;cursor:pointer;transition:transform .15s}
.card-pl:active{transform:scale(.96)}
.card-pl .cover{width:148px;height:148px;border-radius:var(--r12);box-shadow:0 8px 24px rgba(0,0,0,.35);position:relative;overflow:hidden;display:grid;place-items:center;color:var(--tx);font-weight:800;font-size:30px;letter-spacing:-.03em;text-shadow:0 2px 12px rgba(0,0,0,.3)}
.card-pl .cover .play-btn{position:absolute;bottom:8px;right:8px;width:38px;height:38px;border-radius:50%;background:var(--ye);display:grid;place-items:center;color:var(--ink);opacity:0;transform:translateY(8px);transition:.2s;box-shadow:0 4px 12px rgba(0,0,0,.4)}
.card-pl:active .cover .play-btn{opacity:1;transform:translateY(0)}
.card-pl .ttl{margin-top:10px;font-size:14px;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.card-pl .sub{margin-top:3px;font-size:12px;color:var(--t2);line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ============ TRACKS ============ */
.tracks{display:flex;flex-direction:column;gap:4px}
.track{display:flex;align-items:center;gap:12px;padding:8px;border-radius:10px;cursor:pointer;transition:background .15s}
.track:active{background:var(--g2)}
.track .tc{width:48px;height:48px;border-radius:6px;flex-shrink:0;display:grid;place-items:center;color:var(--tx);font-weight:800;font-size:14px;text-shadow:0 1px 4px rgba(0,0,0,.3);position:relative;overflow:hidden}
.track .ti{flex:1;min-width:0}
.track .ti .tt{font-size:14px;font-weight:600;line-height:1.3}
.track .ti .ts{font-size:12px;color:var(--t2);margin-top:2px}
.track,.media-card,.podcast,.lib-item,.student-row,.sub-item,.quiz-q,.tr-alt,.tr-gr,.vocab-row{box-shadow:var(--card-shadow)}

/* ============ MEDIA CARDS ============ */
.media-grid{display:grid;grid-template-columns:1fr;gap:10px}
.media-card{display:flex;gap:12px;background:var(--g1);border:1px solid var(--g1);border-radius:var(--r12);padding:8px;cursor:pointer;transition:background .15s}
.media-card:active{background:var(--g2)}
.media-card .mc-thumb{width:108px;height:72px;flex-shrink:0;border-radius:8px;display:grid;place-items:center;color:var(--tx);position:relative;overflow:hidden}
.media-card .mc-thumb svg{width:28px;height:28px;opacity:.95}
.media-card .mc-thumb .play-overlay{position:absolute;inset:0;display:grid;place-items:center;background:rgba(0,0,0,.18)}
.media-card .mc-thumb .play-overlay .pl{width:34px;height:34px;border-radius:50%;background:rgba(0,0,0,.55);display:grid;place-items:center}
.media-card .mc-thumb .pl svg{width:14px;height:14px;color:var(--tx)}
.media-card .mc-thumb .duration{position:absolute;bottom:4px;right:4px;background:rgba(0,0,0,.7);color:var(--tx);font-size:10px;font-weight:600;padding:1px 5px;border-radius:3px}
.media-card .mc-info{flex:1;min-width:0;padding:2px 0}
.media-card .mc-info h3{font-size:14px;font-weight:600;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.media-card .mc-info p{font-size:11px;color:var(--t2);margin-top:4px}
.media-card .mc-info .meta{font-size:10px;color:var(--t3);margin-top:6px}

.empty-state{padding:50px 20px;text-align:center;color:var(--t2);font-size:14px}
.empty-state .empty-ico{width:60px;height:60px;margin:0 auto 14px;border-radius:18px;background:var(--g2);display:grid;place-items:center}
.empty-state .empty-ico svg{width:28px;height:28px;color:var(--t2)}
.empty-state .empty-add{margin-top:14px;display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border-radius:50px;background:linear-gradient(180deg,var(--ye) 0%,var(--ye2) 100%);color:var(--ye-ink);font-size:13px;font-weight:700;cursor:pointer}
.empty-state .empty-add svg{width:14px;height:14px}

/* ============ ANKI CARD — YELLOW (was green) ============ */
.anki{margin-top:6px;border-radius:var(--r16);padding:18px;cursor:pointer;position:relative;overflow:hidden;color:var(--ye-ink);
  background:linear-gradient(135deg,#dbc73f 0%,#c9b530 50%,#a89724 100%);
  box-shadow:0 14px 30px rgba(219,199,63,.28)}
.anki::after{content:'';position:absolute;right:-20px;top:-20px;width:120px;height:120px;border-radius:50%;background:rgba(255,255,255,.22);filter:blur(2px)}
.anki .anki-tag{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;opacity:.65;position:relative;z-index:2}
.anki h3{font-size:22px;font-weight:800;letter-spacing:-.02em;line-height:1.2;margin-top:4px;position:relative;z-index:2}
.anki p{font-size:13px;margin-top:6px;opacity:.78;line-height:1.4;position:relative;z-index:2}
.anki .anki-row{display:flex;align-items:center;gap:10px;margin-top:14px;position:relative;z-index:2}
.anki .anki-num{font-size:36px;font-weight:800;line-height:1;letter-spacing:-.03em}
.anki .anki-num-lbl{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;opacity:.6;line-height:1.2}
.anki .anki-cta{margin-left:auto;background:var(--ink);color:var(--ye);font-size:13px;font-weight:700;padding:10px 16px;border-radius:50px;display:inline-flex;align-items:center;gap:6px}
.anki .anki-cta svg{width:14px;height:14px}
.anki .anki-feat{margin-top:6px;position:relative;z-index:2}
.anki .anki-feat-tag{font-size:11px;font-weight:600;letter-spacing:.02em;opacity:.7;margin-bottom:2px}
.anki .anki-feat-line{display:flex;align-items:center;gap:6px}
.anki .anki-feat-pt{font-size:14px;font-weight:600;opacity:.85;font-style:italic}
.anki-conj{margin-top:10px;display:flex;flex-direction:column;gap:3px;background:rgba(0,0,0,.12);border-radius:8px;padding:8px 10px}
.anki-conj-row{display:flex;justify-content:space-between;gap:10px;font-size:12px;line-height:1.35}
.anki-conj-lbl{opacity:.65;font-weight:600;letter-spacing:.02em;text-transform:uppercase;font-size:10px;align-self:center}
.anki-conj-val{font-weight:700;text-align:right}
.anki-back-card .anki-conj{margin-top:12px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06)}
.anki-back-card .anki-conj-lbl{color:var(--t2)}
.anki-back-card .anki-conj-val{color:var(--tx)}

/* anki front/back inside sheet */
.anki-front-card{background:linear-gradient(135deg,var(--ye) 0%,var(--ye2) 100%);color:var(--ye-ink);border-radius:14px;padding:30px 20px;text-align:center;cursor:pointer;min-height:160px;display:flex;flex-direction:column;justify-content:center;gap:6px;box-shadow:0 8px 20px rgba(219,199,63,.22)}
.anki-front-tag{font-size:11px;font-weight:700;letter-spacing:.06em;opacity:.6;text-transform:uppercase}
.anki-front-word{font-size:34px;font-weight:800;letter-spacing:-.02em}
.anki-front-hint{font-size:12px;opacity:.5;margin-top:8px}
.anki-back-card{background:var(--g2);border:1px solid var(--g1);border-radius:14px;padding:20px;margin-top:8px}
.anki-back-tag{font-size:11px;font-weight:700;letter-spacing:.06em;color:var(--t2);text-transform:uppercase;margin-bottom:6px}
.anki-back-word{font-size:20px;font-weight:700}
.anki-back-ex{font-size:13px;color:var(--t2);margin-top:14px;line-height:1.5;font-style:italic}
.anki-actions{display:none;gap:8px;margin-top:14px;grid-template-columns:1fr 1fr 1fr}
.anki-actions[style*="grid"]{display:grid !important}
.anki-act{padding:11px 0;border-radius:8px;border:1px solid var(--g2);font-size:12px;font-weight:700;cursor:pointer;font-family:var(--fn);background:var(--g1);color:var(--tx)}
.anki-act.hard{background:rgba(224,48,48,.18);color:#ff8b8b;border-color:rgba(224,48,48,.28)}
.anki-act.med{background:rgba(220,200,60,.18);color:var(--ye);border-color:rgba(220,200,60,.32)}
.anki-act.easy{background:rgba(30,215,96,.18);color:var(--gr);border-color:rgba(30,215,96,.32)}
.anki-act.chosen{outline:2px solid var(--tx);outline-offset:2px}
.anki-sentence{margin-top:14px;padding-top:14px;border-top:1px solid var(--g2);animation:fadeUp .25s cubic-bezier(.22,1,.36,1)}
.anki-sentence .form-block{margin-bottom:10px}
.anki-sentence textarea{min-height:84px}

@keyframes fadeUp{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}

/* ============ GAMES placeholder ============ */
.games-empty{padding:60px 24px;text-align:center;color:var(--t2);font-size:14px;line-height:1.55;background:var(--g1);border:1px dashed var(--g3);border-radius:var(--r16)}
.games-empty .games-ico{width:80px;height:80px;margin:0 auto 14px;border-radius:24px;background:var(--g2);display:grid;place-items:center;color:var(--tx)}
.games-empty .games-ico svg{width:48px;height:48px;stroke:var(--tx)}
.games-empty h3{font-size:18px;font-weight:800;color:var(--tx);margin-bottom:6px}

/* ============ BOTTOM NAV (white active state) ============ */
.nav{position:fixed;left:0;right:0;bottom:0;height:calc(64px + var(--sb));padding-bottom:var(--sb);background:rgba(20,8,48,.45);backdrop-filter:blur(28px) saturate(180%);-webkit-backdrop-filter:blur(28px) saturate(180%);display:flex;justify-content:space-around;align-items:center;z-index:21;border-top:1px solid rgba(255,255,255,.08);box-shadow:0 -4px 20px rgba(0,0,0,.25)}
.nav-item{position:relative;flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--t2);font-size:11px;font-weight:600;cursor:pointer;padding:6px 0;height:100%;
  transition:color var(--t-quick) var(--ease-out)}
.nav-item.active{color:var(--tx)}
/* pílula persistente: escala de .92 → 1 + opacidade. Nada nasce de scale(0). */
.nav-item::after{content:'';position:absolute;top:3px;left:50%;width:26px;height:3px;border-radius:30px;background:linear-gradient(90deg,oklch(.88 .14 95),var(--tx));transform:translateX(-50%) scaleX(.92);opacity:0;
  transition:transform var(--t-snap) var(--ease-out),opacity var(--t-snap) var(--ease-out)}
.nav-item.active::after{transform:translateX(-50%) scaleX(1);opacity:1}
.nav-item svg{width:24px;height:24px}
.nav-item img{width:24px;height:24px;object-fit:contain;opacity:.55;
  transition:opacity var(--t-quick) var(--ease-out),transform var(--t-quick) var(--ease-out)}
.nav-item.active img{opacity:1}
/* press feedback no nav: ícone afunda levemente */
.nav-item:active img,.nav-item:active svg{transform:scale(.92)}

/* cloud (online/offline) toggle button — img cabe proporcional dentro do círculo */
.icon-btn.cloud-btn{padding:0;overflow:hidden;display:grid;place-items:center}
.icon-btn.cloud-btn .cloud-ico{width:22px !important;height:22px !important;border-radius:0;object-fit:contain;display:block}
.icon-btn.cloud-btn.on{background:rgba(232,144,64,.15);border-color:rgba(232,144,64,.4)}

/* DATA panel (Submissões do Aluno — port Aenglicium) */
.data-panel{margin-top:6px}
.sub-hdr{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 0 14px;border-bottom:1px solid var(--g1);margin-bottom:14px}
.sub-hdr-title{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700}
.sub-hdr-title .ico-img{width:22px;height:22px}
.sub-hdr-actions{display:flex;align-items:center;gap:8px}
.sub-icn-btn{width:36px;height:36px;border-radius:50%;background:var(--g1);border:1px solid var(--g2);display:grid;place-items:center;cursor:pointer;color:var(--tx)}
.sub-icn-btn:active{transform:scale(.92);background:var(--g2)}
.sub-icn-btn svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.8}
.archive-btn{padding:8px 14px;border-radius:50px;background:linear-gradient(180deg,var(--ye) 0%,var(--ye2) 100%);color:var(--ye-ink);border:0;font-family:var(--fn);font-size:12px;font-weight:700;cursor:pointer;box-shadow:0 4px 14px rgba(219,199,63,.28)}
.archive-btn:active{transform:scale(.96);opacity:.92}
.sub-empty{padding:50px 20px 18px;text-align:center;color:var(--t2);font-size:14px}
.sub-hint{padding:0 20px 30px;text-align:center;color:var(--t3);font-size:12px;line-height:1.6}
.sub-item{padding:12px 14px;background:var(--g1);border:1px solid var(--g1);border-radius:var(--r12);margin-bottom:8px}
.sub-item-hdr{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}
.sub-item-tag{font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--ac)}
.sub-item-when{font-size:11px;color:var(--t3)}
.sub-item-body{font-size:13px;color:var(--tx);line-height:1.5}
/* ===== Data from Student panel (port v4.0.5) ===== */
.sub-section{margin:0 0 12px;padding:14px;background:rgba(255,255,255,.05);backdrop-filter:blur(22px) saturate(180%);-webkit-backdrop-filter:blur(22px) saturate(180%);border:1px solid rgba(255,255,255,.1);box-shadow:0 6px 24px rgba(0,0,0,.25),0 1px 0 rgba(255,255,255,.06) inset;border-radius:var(--r16)}
.sub-sec-hdr{font-size:13px;font-weight:700;margin-bottom:10px;color:var(--tx)}
.sub-row{display:flex;align-items:center;gap:10px}
.sub-bar-wrap{flex:1;height:8px;background:var(--g2);border-radius:4px;overflow:hidden}
.sub-bar{height:100%;background:linear-gradient(90deg,#6c9ff8,#a78bfa);border-radius:4px;transition:width .6s cubic-bezier(.22,1,.36,1);min-width:2px}
.sub-pct{font-size:13px;font-weight:700;color:#7596ff;min-width:36px;text-align:right}
.sub-meta{font-size:12px;color:var(--t2);margin-top:5px;line-height:1.5}
.sub-meta b{color:var(--tx)}
.sub-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.sub-tag{font-size:11px;padding:3px 9px;background:rgba(108,159,248,.1);border:1px solid rgba(108,159,248,.3);border-radius:50px;color:#7596ff}
.sub-empty-sm{font-size:12px;color:var(--t3);font-style:italic;margin-top:4px}

/* usage sheet — acesso e tempo de uso */
.usage-empty{font-size:13px;color:var(--t2);line-height:1.7;text-align:center;padding:24px 8px}
.usage-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:4px 0 14px}
.usage-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:var(--r12);padding:12px 10px;display:flex;flex-direction:column;gap:3px}
.usage-card .usage-val{font-size:18px;font-weight:800;color:var(--tx);letter-spacing:-.01em}
.usage-card .usage-lbl{font-size:10px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--t3)}
.usage-rows{display:flex;flex-direction:column;gap:1px;border-radius:var(--r12);overflow:hidden;border:1px solid rgba(255,255,255,.1);margin-bottom:14px}
.usage-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:10px 12px;background:rgba(255,255,255,.04);font-size:12px}
.usage-row span{color:var(--t2)}
.usage-row b{color:var(--tx);font-weight:700;text-align:right}
.usage-chart-h{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--t3);margin-bottom:8px}
.usage-bars{display:flex;align-items:flex-end;gap:6px;height:120px;padding:4px 2px 0}
.usage-bar-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;height:100%}
.usage-bar-val{font-size:9px;font-weight:700;color:var(--t3);height:12px}
.usage-bar-track{flex:1;width:100%;display:flex;align-items:flex-end;background:rgba(255,255,255,.04);border-radius:6px;overflow:hidden}
.usage-bar-fill{width:100%;background:linear-gradient(180deg,#5e9bff,#3a6ff2);border-radius:6px 6px 0 0;min-height:0;transition:height .3s ease}
.usage-bar-lbl{font-size:10px;font-weight:600;color:var(--t2)}

/* upload progress overlay — liquid glass (barra + pop-up de conclusão) */
.upl-ov{position:fixed;inset:0;z-index:9999;display:none;align-items:center;justify-content:center;padding:24px;
  background:rgba(8,5,16,.42);
  backdrop-filter:blur(9px) saturate(140%);-webkit-backdrop-filter:blur(9px) saturate(140%)}
.upl-ov.show{display:flex;animation:uplFade .26s ease}
@keyframes uplFade{from{opacity:0}to{opacity:1}}
.upl-card{position:relative;overflow:hidden;width:100%;max-width:330px;text-align:center;padding:28px 24px;border-radius:26px;
  background:linear-gradient(155deg,rgba(255,255,255,.14) 0%,rgba(255,255,255,.04) 40%,rgba(20,10,32,.26) 100%),rgba(20,10,32,.52);
  backdrop-filter:blur(40px) saturate(200%);-webkit-backdrop-filter:blur(40px) saturate(200%);
  border:1px solid rgba(255,255,255,.20);
  box-shadow:0 30px 80px rgba(0,0,0,.55),0 2px 8px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.30),inset 0 -1px 0 rgba(255,255,255,.05);
  animation:uplPop .34s cubic-bezier(.34,1.32,.64,1)}
@keyframes uplPop{from{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}
/* faixa de luz diagonal — refração "liquid glass" */
.upl-card::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(135deg,rgba(255,255,255,.26) 0%,rgba(255,255,255,0) 34%)}
.upl-card>*{position:relative;z-index:1}
.upl-ico{width:58px;height:58px;margin:0 auto 14px;border-radius:50%;display:grid;place-items:center;
  color:#9fbcff;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 6px 18px rgba(0,0,0,.28)}
.upl-ico svg{width:28px;height:28px;display:block}
.upl-card.ok  .upl-ico{color:#3ee37a;background:rgba(62,227,122,.12);border-color:rgba(62,227,122,.32)}
.upl-card.err .upl-ico{color:#ff7a70;background:rgba(255,107,96,.12);border-color:rgba(255,107,96,.34)}
.upl-title{font-size:16px;font-weight:800;letter-spacing:-.01em;color:#fff;margin-bottom:5px}
.upl-sub{font-size:12px;color:rgba(255,255,255,.72);margin-bottom:18px;line-height:1.55;word-break:break-word}
.upl-bar-wrap{height:10px;border-radius:50px;background:rgba(255,255,255,.09);overflow:hidden;
  border:.5px solid rgba(255,255,255,.12);box-shadow:inset 0 1px 3px rgba(0,0,0,.45),inset 0 -1px 0 rgba(255,255,255,.07)}
.upl-bar{height:100%;width:0%;border-radius:50px;background:linear-gradient(90deg,#5e9bff,#3a6ff2);
  box-shadow:0 0 14px rgba(94,155,255,.65),inset 0 1px 0 rgba(255,255,255,.45);transition:width .25s ease}
.upl-card.ok .upl-bar{background:linear-gradient(90deg,#3ee37a,#13b34a);box-shadow:0 0 14px rgba(62,227,122,.6),inset 0 1px 0 rgba(255,255,255,.45)}
.upl-card.err .upl-bar{background:linear-gradient(90deg,#ff7a70,#e1483f);box-shadow:0 0 14px rgba(255,107,96,.55),inset 0 1px 0 rgba(255,255,255,.4)}
.upl-pct{font-size:12px;font-weight:700;color:rgba(255,255,255,.74);margin-top:10px}
.upl-btn{margin-top:18px;width:100%;padding:13px;border-radius:14px;cursor:pointer;
  font-size:14px;font-weight:700;font-family:var(--fn);color:#fff;
  border:1px solid rgba(255,255,255,.24);
  background:linear-gradient(180deg,rgba(255,255,255,.22) 0%,rgba(255,255,255,.07) 100%);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.32),0 6px 18px rgba(0,0,0,.32);transition:transform .15s,background .2s}
.upl-btn:active{transform:scale(.97)}
.upl-card.ok .upl-btn{border-color:rgba(62,227,122,.4);background:linear-gradient(180deg,rgba(62,227,122,.26) 0%,rgba(62,227,122,.08) 100%)}
.upl-card.err .upl-btn{border-color:rgba(255,122,112,.42);background:linear-gradient(180deg,rgba(255,122,112,.26) 0%,rgba(255,122,112,.08) 100%)}

.sub-writing-block{margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid var(--g1)}
.sub-writing-block:last-child{margin-bottom:0;padding-bottom:0;border-bottom:0}
.sub-writing-text{font-size:13px;line-height:1.7;padding:10px;background:rgba(255,255,255,.04);border-radius:8px;margin:6px 0;white-space:pre-wrap;color:var(--tx)}
.sub-writing-top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px}
.sub-writing-prompt{flex:1;min-width:0;margin-bottom:4px}
.sub-copy-btn{flex:0 0 32px;width:32px;height:32px;border-radius:9px;background:var(--g1);border:1px solid var(--g2);display:grid;place-items:center;cursor:pointer;color:var(--tx)}
.sub-copy-btn:active{transform:scale(.9);background:var(--g2)}
.sub-copy-btn svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.9}
.sub-writing-sentences{font-size:13px;line-height:1.6;padding:10px 10px 10px 28px;background:rgba(255,255,255,.04);border-radius:8px;margin:6px 0;color:var(--tx)}
.sub-writing-sentences li{margin:3px 0}
.sub-status-row{display:flex;align-items:center;gap:10px;margin-top:6px;font-size:12px;color:var(--t2)}
.sub-status-sel{background:var(--g1);border:1px solid var(--g2);border-radius:8px;padding:5px 10px;font-size:12px;color:var(--tx);font-family:var(--fn);outline:none}
.sub-quiz-block{margin-top:10px;border-top:1px solid var(--g2);padding-top:10px}
.sub-quiz-block:first-child{border-top:none;padding-top:0;margin-top:0}
.sub-quiz-tab{font-size:11px;color:#7596ff;text-transform:uppercase;letter-spacing:.08em;font-weight:600;margin-bottom:6px}
/* v3.1.5 — etiqueta do código do aluno, ao lado do @sid na lista do professor */
.student-code-tag{
  display:inline-block;margin-left:6px;padding:1px 7px;
  font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:10.5px;font-weight:700;
  letter-spacing:.04em;color:#fff;
  background:rgba(224,23,126,.22);
  border:1px solid rgba(224,23,126,.42);
  border-radius:50px;line-height:1.4;
  white-space:nowrap;
}
body.night .student-code-tag{
  background:rgba(224,23,126,.18);border-color:rgba(224,23,126,.46);color:#ffd5e6;
}

/* v3.1.4 — medidor de força de senha */
.pw-meter{margin-top:8px;font-size:12px;line-height:1.5}
.pw-meter-bar{height:6px;border-radius:50px;background:rgba(255,255,255,.08);overflow:hidden;border:.5px solid rgba(255,255,255,.10)}
.pw-meter-bar i{display:block;height:100%;width:0%;border-radius:50px;background:#e0173a;transition:width .25s ease, background .25s ease}
.pw-meter[data-score="0"] .pw-meter-bar i,
.pw-meter[data-score="1"] .pw-meter-bar i{background:#e0173a}
.pw-meter[data-score="2"] .pw-meter-bar i{background:#f59e3a}
.pw-meter[data-score="3"] .pw-meter-bar i{background:#dbc73f}
.pw-meter[data-score="4"] .pw-meter-bar i,
.pw-meter[data-score="5"] .pw-meter-bar i{background:#1ea65d}
.pw-meter-lbl{margin-top:6px;color:var(--t2);font-weight:600}
.pw-rules{list-style:none;margin:6px 0 0;padding:0;display:flex;flex-direction:column;gap:2px}
.pw-rules li{font-size:11.5px;color:var(--t3);display:flex;align-items:center;gap:6px;padding-left:18px;position:relative;line-height:1.5}
.pw-rules li::before{content:'○';position:absolute;left:0;top:0;font-size:13px;color:var(--t3)}
.pw-rules li.ok{color:#43d27a}
.pw-rules li.ok::before{content:'✓';color:#43d27a;font-weight:700}
/* v3.1.3 — bloco de respostas detalhadas no DATA FROM STUDENT */
.sub-quiz-answers{display:flex;flex-direction:column;gap:8px;margin-top:10px}
.sub-quiz-ans{padding:10px 12px;border-radius:10px;border:1px solid var(--g2);background:rgba(255,255,255,.03);font-size:12.5px;line-height:1.55}
.sub-quiz-ans.ok{border-color:rgba(30,180,90,.45);background:rgba(30,180,90,.06)}
.sub-quiz-ans.bad{border-color:rgba(224,23,58,.45);background:rgba(224,23,58,.06)}
.sub-quiz-ans.open{border-color:rgba(108,159,248,.40);background:rgba(108,159,248,.06)}
.sub-quiz-ans-num{font-size:11px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--t2);margin-bottom:4px}
.sub-quiz-ans.ok .sub-quiz-ans-num{color:#43d27a}
.sub-quiz-ans.bad .sub-quiz-ans-num{color:#ff8b8b}
.sub-quiz-ans.open .sub-quiz-ans-num{color:#8aa6ff}
.sub-quiz-ans-q{font-weight:600;color:var(--tx);margin-bottom:4px}
.sub-quiz-ans-row{color:var(--t2);font-size:12px;margin-top:2px}
.sub-quiz-ans-row b{color:var(--tx);font-weight:700}
.sub-quiz-ans-row.open{font-style:italic;color:var(--tx);padding:6px 8px;background:rgba(255,255,255,.05);border-radius:6px;margin-top:6px}
.sub-vocab-row{display:grid;grid-template-columns:auto 1fr auto;gap:8px;align-items:baseline;padding:8px 0;border-bottom:1px dashed var(--g2);font-size:12px}
.sub-vocab-row:last-child{border-bottom:none}
.sub-vocab-w{font-weight:700;color:var(--tx)}
.sub-vocab-s{color:var(--t2);font-style:italic;line-height:1.5}
.sub-vocab-t{font-size:10px;color:var(--t3);white-space:nowrap}
/* ===== Genre editor ===== */
.ge-list{display:flex;flex-direction:column;gap:10px;max-height:60vh;overflow:auto;padding:4px 2px;margin-bottom:14px}
.ge-row{display:grid;grid-template-columns:24px 96px 1fr auto;gap:10px;align-items:center;padding:10px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:14px;transition:background .15s,border-color .15s}
.ge-row.drag-over{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.08)}
.ge-row.dragging{opacity:.5}
.ge-grip{cursor:grab;color:var(--t2);font-size:14px;user-select:none;text-align:center;line-height:1}
.ge-prev{position:relative;height:64px;border-radius:10px;padding:8px;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between;color:var(--tx)}
.ge-prev-name{font-size:12px;font-weight:800;line-height:1.1}
.ge-prev-icon{font-size:18px;align-self:flex-end}
.ge-fields{display:flex;flex-direction:column;gap:6px;min-width:0}
.ge-fields input{background:var(--g1);border:1px solid var(--g2);color:var(--tx);border-radius:8px;padding:6px 10px;font:inherit;font-size:13px;outline:none}
.ge-fields input:focus{border-color:rgba(255,255,255,.4)}
.ge-colors{display:flex;flex-wrap:wrap;gap:4px}
.ge-color{width:18px;height:18px;border-radius:50%;border:2px solid transparent;cursor:pointer;padding:0;transition:transform .12s,border-color .12s}
.ge-color:hover{transform:scale(1.1)}
.ge-color.sel{border-color:var(--tx);box-shadow:0 0 0 2px rgba(0,0,0,.3) inset}
.ge-actions{display:flex;flex-direction:column;gap:4px}
.ge-actions button{background:var(--g1);border:1px solid var(--g2);color:var(--tx);border-radius:8px;width:28px;height:24px;cursor:pointer;display:grid;place-items:center;font-size:11px;padding:0}
.ge-actions button:disabled{opacity:.35;cursor:default}
.ge-actions .ge-del{color:#ff8b8b}
.ge-actions .ge-del svg{width:12px;height:12px}
.ge-footer{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
/* genre editor footer: compact inline buttons, not full-width pills */
.ge-footer .ge-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:50px;border:0;font-family:var(--fn);font-weight:600;font-size:12px;cursor:pointer;transition:transform .12s,opacity .12s;letter-spacing:.02em}
.ge-footer .ge-btn-add{background:linear-gradient(180deg,var(--ye) 0%,var(--ye2) 100%);color:var(--ye-ink)}
.ge-footer .ge-btn-reset{background:var(--g2);color:var(--t2);border:1px solid var(--g2)}
.ge-footer .ge-btn:active{transform:scale(.95);opacity:.85}
.ge-footer .ge-btn svg{width:13px;height:13px}

/* ============ SEARCH ============ */
/* Search — light-island in the dark theme. White-tinted (not pure), warm-dark ink (not pure black). */
.search-box{display:flex;align-items:center;gap:10px;background:var(--tx);color:var(--ink);border-radius:var(--r12);padding:11px 14px;margin-bottom:18px;font-size:15px}
.search-box input{flex:1;border:0;outline:0;background:transparent;font-family:var(--fn);font-size:15px;color:var(--ink)}
.search-box svg{width:20px;height:20px;color:var(--ink);flex-shrink:0}
.genres{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:12px}
.genre{position:relative;height:100px;border-radius:var(--r12);overflow:hidden;padding:14px;cursor:pointer;transition:transform .15s}
.genre:active{transform:scale(.97)}
.genre h3{font-size:18px;font-weight:800;letter-spacing:-.01em;line-height:1.1;max-width:60%;position:relative;z-index:2}
.genre::after{content:'';position:absolute;right:-12px;bottom:-12px;width:74px;height:74px;border-radius:8px;background:rgba(255,255,255,.18);transform:rotate(25deg);box-shadow:0 4px 14px rgba(0,0,0,.25)}
.genre .gicon{position:absolute;right:6px;bottom:6px;font-size:32px;z-index:2;opacity:.85;transform:rotate(25deg)}

/* ============ PODCAST ============ */
.podcast{display:flex;gap:14px;padding:12px;background:var(--g1);border:1px solid var(--g1);border-radius:var(--r12);margin-bottom:10px;cursor:pointer;transition:background .15s}
.podcast:active{background:var(--g2)}
.podcast .pc{width:80px;height:80px;border-radius:8px;flex-shrink:0;display:grid;place-items:center;color:var(--tx);font-weight:800;font-size:14px;text-shadow:0 1px 4px rgba(0,0,0,.3);text-align:center;padding:8px;line-height:1.1}
.podcast .pi{flex:1;min-width:0}
.podcast .pi .pt{font-size:11px;color:var(--t2);font-weight:600;letter-spacing:.04em;text-transform:uppercase;margin-bottom:2px}
.podcast .pi h3{font-size:15px;font-weight:700;line-height:1.3;margin-bottom:4px}
.podcast .pi p{font-size:12px;color:var(--t2);line-height:1.35;margin-bottom:8px}
.podcast .pi .pmeta{display:flex;align-items:center;gap:10px;font-size:11px;color:var(--t2)}
.podcast .pi .pmeta .pplay{width:28px;height:28px;border-radius:50%;background:var(--g3);display:grid;place-items:center;color:var(--tx)}

/* ============ LIBRARY ============ */
.lib-tabs{display:flex;gap:8px;margin-bottom:18px;overflow-x:auto;padding-bottom:4px}
.lib-tabs::-webkit-scrollbar{display:none}
.lib-tab{padding:7px 14px;border-radius:50px;background:var(--g2);font-size:13px;font-weight:600;cursor:pointer;flex-shrink:0;border:1px solid var(--g1)}
.lib-tab.active{background:rgba(255,255,255,.12);color:var(--tx);border-color:rgba(255,255,255,.32)}
.lib-list{display:flex;flex-direction:column;gap:10px}
.lib-item{display:flex;align-items:center;gap:12px;padding:6px;border-radius:8px;cursor:pointer;transition:background .15s}
.lib-item:active{background:var(--g2)}
.lib-item .lc{width:60px;height:60px;border-radius:6px;flex-shrink:0;display:grid;place-items:center;color:var(--tx);font-weight:800;font-size:14px;text-shadow:0 1px 4px rgba(0,0,0,.3);text-align:center;padding:6px;line-height:1.1}
.lib-item .li{flex:1;min-width:0}
.lib-item .li .lt{font-size:15px;font-weight:600;line-height:1.3}
.lib-item .li .ls{font-size:12px;color:var(--t2);margin-top:3px}
.liked-card{display:flex;align-items:center;gap:12px;padding:6px;border-radius:8px;cursor:pointer;margin-bottom:10px}
.liked-card .lc{width:60px;height:60px;border-radius:6px;flex-shrink:0;background:linear-gradient(135deg,#3b5ef5 0%,#a45deb 100%);display:grid;place-items:center}
.liked-card .lc svg{width:26px;height:26px;color:var(--tx);fill:var(--tx)}

/* ============ MINI ============ */
.mini{position:fixed;left:8px;right:8px;bottom:calc(var(--sb) + 64px);height:58px;border-radius:10px;background:rgba(106,57,142,.85);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);box-shadow:0 8px 24px rgba(0,0,0,.4);display:flex;align-items:center;padding:6px 10px;gap:10px;z-index:20;cursor:pointer;border:1px solid var(--g1);
  /* entrada do mini quando aparece pela 1ª vez */
  animation:miniIn 320ms var(--ease-drawer) both}
@keyframes miniIn{from{transform:translateY(120%)}to{transform:translateY(0)}}
.mini:active{transform:scale(.985)}
.mini .mc{width:46px;height:46px;border-radius:6px;flex-shrink:0;display:grid;place-items:center;color:var(--tx);font-weight:800;font-size:14px;
  transition:filter var(--t-snap) var(--ease-out),transform var(--t-snap) var(--ease-out)}
.mini .mi{flex:1;min-width:0;
  /* crossfade-with-blur quando o conteúdo troca */
  transition:filter var(--t-snap) var(--ease-out),opacity var(--t-snap) var(--ease-out)}
.mini.swapping .mi,.mini.swapping .mc{filter:blur(2px);opacity:.55}
.mini .mi .mt{font-size:13px;font-weight:600;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mini .mi .ms{font-size:11px;color:var(--t2);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mini .mb{display:flex;gap:4px}
.mini .mb button{width:36px;height:36px;border:0;background:transparent;color:var(--tx);cursor:pointer;display:grid;place-items:center;border-radius:50%;
  transition:transform var(--t-quick) var(--ease-out),background var(--t-quick) var(--ease-out)}
.mini .mb button:active{transform:scale(.88);background:var(--g3)}
.mini .mb button svg{width:22px;height:22px}
.mini .progress{position:absolute;left:6px;right:6px;bottom:2px;height:2px;background:var(--g2);border-radius:2px;overflow:hidden}
.mini .progress i{display:block;height:100%;background:var(--tx);width:0%;
  transition:width var(--t-instant) linear}
/* indicator: ponto pulsante quando está tocando */
.mini[data-playing="1"] .mc::after{content:'';position:absolute;top:6px;right:6px;width:6px;height:6px;border-radius:50%;background:var(--gr);box-shadow:0 0 0 0 rgba(30,215,96,.6);animation:pulseDot 1.6s ease-out infinite}
.mini .mc{position:relative}
@keyframes pulseDot{0%{box-shadow:0 0 0 0 rgba(30,215,96,.5)}70%{box-shadow:0 0 0 10px rgba(30,215,96,0)}100%{box-shadow:0 0 0 0 rgba(30,215,96,0)}}

/* ============ SHEET / MODAL — com blur ============ */
.sheet-bd{position:fixed;inset:0;background:rgba(0,0,0,.45);backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);z-index:70;opacity:0;pointer-events:none;
  transition:opacity var(--t-snap) var(--ease-out)}
.sheet-bd.open{opacity:1;pointer-events:auto}
/* enter: gaveta iOS (deliberada). exit: ease-out (rápido) — abaixo */
.sheet{position:fixed;left:0;right:0;bottom:0;background:rgba(50,30,85,.62);backdrop-filter:blur(36px) saturate(180%);-webkit-backdrop-filter:blur(36px) saturate(180%);border-radius:20px 20px 0 0;padding:22px 20px calc(28px + var(--sb));z-index:71;transform:translateY(100%);max-height:85vh;overflow-y:auto;border-top:1px solid rgba(255,255,255,.12);box-shadow:0 -20px 60px rgba(0,0,0,.45);
  transition:transform var(--t-quick) var(--ease-out)}
.sheet.open{transform:translateY(0);transition:transform var(--t-drawer) var(--ease-drawer)}
.sheet .grab{width:40px;height:4px;background:var(--g3);border-radius:2px;margin:-12px auto 16px}
.sheet h3{font-size:18px;font-weight:800;margin-bottom:18px;display:flex;align-items:center;gap:8px}
.sheet h3 svg{width:22px;height:22px;flex-shrink:0}
.sheet h3 span{flex:1;min-width:0}
.sheet ul{list-style:none;display:flex;flex-direction:column;gap:2px}
.sheet ul li{padding:14px 8px;display:flex;align-items:center;gap:14px;cursor:pointer;border-radius:8px}
.sheet ul li:active{background:var(--g2)}
.sheet ul li svg{width:22px;height:22px;color:var(--t2)}
.sheet ul li span{font-size:15px;font-weight:500}
.sheet .form-block{display:flex;flex-direction:column;gap:8px;margin-bottom:14px}
.sheet .form-block label{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--t2)}
.sheet .form-block input,.sheet .form-block textarea,.sheet .form-block select{background:var(--g2);border:1px solid var(--g1);border-radius:var(--r8);padding:11px 14px;color:var(--tx);font-family:var(--fn);font-size:14px;outline:0}
.sheet .form-block textarea{min-height:80px;resize:vertical}

/* edit-student sheet — password reveal + complementary data */
.es-pass-wrap{position:relative}
.es-pass-wrap input{width:100%;padding-right:48px!important}
.es-pass-eye{position:absolute;right:6px;top:50%;transform:translateY(-50%);width:38px;height:38px;display:grid;place-items:center;background:transparent;border:0;cursor:pointer;color:var(--t2);padding:0}
.es-pass-eye svg{width:20px;height:20px;display:block}
.es-extra-row{display:flex;gap:6px;align-items:center;margin-bottom:8px}
.es-extra-row .es-x-label{flex:0 0 40%}
.es-extra-row .es-x-value{flex:1;min-width:0}
.es-x-del{flex:0 0 40px;height:40px;display:grid;place-items:center;background:rgba(255,59,48,.12);border:1px solid rgba(255,59,48,.28);border-radius:var(--r8);color:#ff6b60;cursor:pointer;padding:0}
.es-x-del svg{width:16px;height:16px;display:block}
.es-extra-empty{font-size:12px;color:var(--t3);padding:4px 2px 8px}

/* yellow primary in sheets/elsewhere */
.btn-primary{padding:14px 18px;border-radius:50px;background:linear-gradient(180deg,var(--ye) 0%,var(--ye2) 100%);color:var(--ye-ink);border:0;font-family:var(--fn);font-weight:700;font-size:15px;cursor:pointer;transition:transform .15s,opacity .15s;box-shadow:0 6px 18px rgba(219,199,63,.25)}
.btn-primary:active{transform:scale(.97);opacity:.9}
.btn-primary:disabled{opacity:.6;cursor:not-allowed}

/* ============ AENGLICIUM-style modal — drawer-like enter ============ */
.modal-ov{position:fixed;inset:0;z-index:200;background:rgba(0,0,0,.55);backdrop-filter:blur(14px) saturate(160%);-webkit-backdrop-filter:blur(14px) saturate(160%);display:flex;align-items:flex-end;justify-content:center;padding-bottom:var(--sb);opacity:0;pointer-events:none;
  transition:opacity var(--t-snap) var(--ease-out)}
.modal-ov.open{opacity:1;pointer-events:auto}
.modal-sh{width:100%;max-width:500px;background:rgba(30,18,68,.78);backdrop-filter:blur(40px) saturate(180%);-webkit-backdrop-filter:blur(40px) saturate(180%);border:.5px solid rgba(255,255,255,.14);border-radius:26px 26px 0 0;padding:14px 22px calc(28px + var(--sb));max-height:88vh;overflow-y:auto;box-shadow:0 -24px 60px rgba(0,0,0,.5);transform:translateY(100%);opacity:0;
  transition:transform var(--t-quick) var(--ease-out),opacity var(--t-quick) var(--ease-out)}
.modal-ov.open .modal-sh{transform:translateY(0);opacity:1;transition:transform var(--t-drawer) var(--ease-drawer),opacity var(--t-snap) var(--ease-out)}
.m-handle{width:36px;height:4px;border-radius:2px;background:rgba(255,255,255,.18);margin:0 auto 20px}
.m-title{font-size:20px;font-weight:700;margin-bottom:6px}
.m-lbl{font-size:11px;color:var(--t2);text-transform:uppercase;letter-spacing:.06em;margin-bottom:5px;display:block;margin-top:10px}
.m-inp{width:100%;background:var(--g1);border:.5px solid var(--g2);border-radius:var(--r12);padding:12px 14px;margin-bottom:10px;font-size:14px;color:var(--tx);font-family:var(--fn);outline:none;transition:border-color .2s}
.m-inp:focus{border-color:rgba(108,159,248,.55)}
.m-ta{min-height:90px;resize:none}
.m-div{display:flex;align-items:center;gap:10px;margin:10px 0;font-size:11px;color:var(--t3);text-transform:uppercase;letter-spacing:.08em}
.m-div::before,.m-div::after{content:'';flex:1;height:.5px;background:var(--g2)}
.uz{border:1.5px dashed var(--g2);border-radius:var(--r16);padding:22px;text-align:center;cursor:pointer;transition:all .2s;margin-bottom:10px}
.uz:hover{border-color:rgba(255,255,255,.28);background:var(--g1)}
.uz input{display:none}
.uz-ico{font-size:28px;margin-bottom:6px;opacity:.55}
.uz-txt{font-size:13px;color:var(--t2);line-height:1.5}
.uz-nm{font-size:12px;color:var(--gr);margin-top:6px;display:none}
.tr-hint{font-size:11px;color:var(--t3);line-height:1.6;padding:8px 10px;background:rgba(108,159,248,.06);border-radius:var(--r8);margin-bottom:10px}

/* primary modal button — YELLOW */
.m-btn{width:100%;padding:13px;border-radius:var(--r12);border:none;cursor:pointer;font-size:14px;font-weight:700;font-family:var(--fn);margin-top:6px;transition:opacity .2s,transform .15s;
  background:linear-gradient(180deg,var(--ye) 0%,var(--ye2) 100%);color:var(--ye-ink);box-shadow:0 6px 18px rgba(219,199,63,.25)}
.m-btn:active{opacity:.9;transform:scale(.98)}
.m-btn.sec{background:transparent;border:.5px solid var(--g2);color:var(--t2);margin-top:8px;box-shadow:none}
.m-btn.fb-open{background:linear-gradient(135deg,var(--ac),var(--ac2));color:var(--tx)}
.m-btn.link{background:rgba(255,255,255,.08);border:.5px solid var(--g2);color:var(--tx);box-shadow:none}
.m-btn.em-delete-btn{
  width:auto;flex:0 0 auto;margin-top:0;padding:13px 16px;
  background:linear-gradient(180deg,#d24a4a,#a83333);color:#fff;
  box-shadow:0 6px 18px rgba(210,74,74,.25);
}

/* ============ STUDENTS LIST ============ */
.students-page{padding:calc(var(--st) + 8px) 20px calc(var(--sb) + 30px);height:100%;overflow-y:auto;flex:1}
.students-page::-webkit-scrollbar{display:none}
.students-list{display:flex;flex-direction:column;gap:8px;margin-top:8px}
.student-row{display:flex;align-items:center;gap:14px;padding:12px;background:var(--g1);border:1px solid var(--g1);border-radius:var(--r12);cursor:pointer;position:relative}
.student-row:active{background:var(--g3)}
.student-row .av{width:50px;height:50px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:var(--tx);font-size:18px;text-shadow:0 1px 4px rgba(0,0,0,.3);flex-shrink:0}
.student-row .info{flex:1;min-width:0}
.student-row .info .nm{font-size:15px;font-weight:600}
.student-row .info .ds{font-size:12px;color:var(--t2);margin-top:3px}
.student-row.inactive .av,.student-row.inactive .info{opacity:.4}
.student-row .row-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.student-row .vocab-add{width:34px;height:34px;border-radius:50%;background:var(--g3);display:grid;place-items:center;cursor:pointer;border:1px solid var(--g2)}
.student-row .vocab-add:active{background:var(--g4)}
.student-row .vocab-add img,.student-row .vocab-add svg{width:14px;height:14px;filter:invert(1) brightness(.95)}
.toggle-img{display:block;height:30px;width:auto;cursor:pointer;user-select:none;-webkit-user-drag:none;flex-shrink:0;transition:transform .15s}
.toggle-img:active{transform:scale(.92)}
.toggle-wrap{display:inline-flex;align-items:center;gap:8px;cursor:pointer;flex-shrink:0}

/* role badges */
.role-badge{display:inline-flex;align-items:center;gap:5px;padding:3px 8px;border-radius:50px;font-size:10px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;width:auto;flex-shrink:0;align-self:flex-start;line-height:1.2}
.role-badge svg{width:11px !important;height:11px !important;flex-shrink:0;stroke-width:2.2}
.role-badge.master{background:rgba(232,144,64,.18);border:1px solid rgba(232,144,64,.4);color:#e89040}
.role-badge.teacher{background:rgba(59,94,245,.18);border:1px solid rgba(59,94,245,.4);color:#7596ff}
.role-badge.student{background:rgba(30,215,96,.18);border:1px solid rgba(30,215,96,.4);color:var(--gr)}
.offline-pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:50px;font-size:11px;font-weight:600;background:var(--g2);border:1px solid var(--g1);margin-left:8px}

/* settings popover menu */
.pmenu{position:absolute;top:54px;right:8px;background:rgba(58,26,90,.96);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-radius:var(--r12);padding:6px;border:1px solid var(--g2);box-shadow:0 18px 36px rgba(0,0,0,.45);z-index:50;min-width:200px;opacity:0;pointer-events:none;transform:translateY(-6px) scale(.96);transform-origin:top right;transition:.18s}
.pmenu.open{opacity:1;pointer-events:auto;transform:translateY(0) scale(1)}
.pmenu button{background:transparent;border:0;color:var(--tx);font-family:var(--fn);width:100%;padding:10px 12px;text-align:left;display:flex;align-items:center;gap:10px;font-size:14px;font-weight:500;border-radius:8px;cursor:pointer}
.pmenu button:hover{background:var(--g2)}
.pmenu button svg{width:16px;height:16px;color:var(--t2)}
.pmenu .sep{height:1px;background:var(--g2);margin:4px 0}
.pmenu .out{color:#ff8b8b}
.pmenu .out svg{color:#ff8b8b}

/* FAB add (teacher) */
.fab-add{position:fixed;right:14px;bottom:calc(var(--sb) + 130px);width:56px;height:56px;border-radius:50%;background:linear-gradient(180deg,var(--ye) 0%,var(--ye2) 100%);color:var(--ye-ink);display:grid;place-items:center;border:0;cursor:pointer;z-index:18;box-shadow:0 12px 28px rgba(219,199,63,.4);transition:transform .15s}
.fab-add:active{transform:scale(.92)}
.fab-add .ico-img,.fab-add svg{width:24px;height:24px}

/* Master · botão central inferior para adicionar professor */
.add-pro-fab{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(var(--sb) + 30px);width:62px;height:62px;border-radius:50%;background:linear-gradient(135deg,#3b5ef5 0%,#a45deb 100%);border:0;cursor:pointer;display:grid;place-items:center;z-index:18;box-shadow:0 12px 32px rgba(59,94,245,.45),0 1px 0 rgba(255,255,255,.18) inset;transition:transform .15s}
.add-pro-fab:active{transform:translateX(-50%) scale(.92)}
.add-pro-fab .ico-img{width:30px;height:30px;filter:invert(1)}

/* small hint text used inside sheets/forms */
.form-hint{font-size:11px;color:var(--t3);line-height:1.6;padding:8px 10px;background:rgba(108,159,248,.07);border-radius:var(--r8);border:.5px solid rgba(108,159,248,.18);margin-bottom:12px}
.form-hint code{background:var(--g2);padding:2px 6px;border-radius:4px;font-size:11px}

/* New Playlist track list */
.np-tracks{display:flex;flex-direction:column;gap:4px;max-height:36vh;overflow-y:auto;padding:4px;background:rgba(0,0,0,.18);border-radius:var(--r8);border:1px solid var(--g1)}
.np-tracks::-webkit-scrollbar{display:none}
.np-track-row{display:flex;align-items:center;gap:10px;padding:8px;border-radius:8px;cursor:pointer}
.np-track-row:has(input:checked){background:rgba(219,199,63,.12);border:1px solid rgba(219,199,63,.4)}
.np-track-row input[type=checkbox]{width:18px;height:18px;accent-color:var(--tx);flex-shrink:0;cursor:pointer}
.np-tc{width:36px;height:36px;border-radius:6px;flex-shrink:0;display:grid;place-items:center;color:var(--tx);font-weight:800;font-size:13px}
.np-info{flex:1;min-width:0}
.np-tt{font-size:13px;font-weight:600;line-height:1.2}
.np-ts{font-size:11px;color:var(--t2);margin-top:2px}

/* save button highlight in translator */
.tr-mini-btn.save-btn{background:rgba(255,255,255,.10);color:var(--tx);border:1px solid rgba(255,255,255,.22)}
.tr-mini-btn.save-btn.saved{background:var(--tx);color:var(--ink);border-color:var(--tx);box-shadow:0 0 0 3px rgba(255,255,255,.18)}
.tr-mini-btn.save-btn.saved .ico-img{filter:brightness(0) saturate(100%);}
.tr-mini-btn.save-btn .ico-img{width:20px;height:20px}
.tr-mini-btn .ico-img{width:18px;height:18px}

/* vocab list (rows in sheet) */
.vocab-list{display:flex;flex-direction:column;gap:6px;max-height:50vh;overflow-y:auto;padding:2px;margin-bottom:14px}
.vocab-list::-webkit-scrollbar{display:none}
.vocab-row{display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--g1);border:1px solid var(--g1);border-radius:8px}
.vocab-row .vw{flex:1;min-width:0}
.vocab-row .vw .en{font-size:14px;font-weight:600}
.vocab-row .vw .pt{font-size:12px;color:var(--t2);margin-top:2px}
.vocab-row .del{padding:6px;color:var(--t2);cursor:pointer;border:0;background:transparent}
.vocab-row .del svg{width:16px;height:16px}
.vocab-empty{padding:30px 14px;text-align:center;color:var(--t2);font-size:13px}

/* ============ ICON ASSETS ============ */
.ico-img{display:block;width:24px;height:24px;object-fit:contain}
.icon-btn .ico-img{width:22px;height:22px}
.empty-state .empty-ico .ico-img{width:30px;height:30px}
.media-card .mc-thumb .ico-img{width:32px;height:32px;opacity:.95}
.section-h .add-btn .ico-img{width:14px;height:14px;filter:none}
.pmenu button .ico-img{width:16px;height:16px;filter:brightness(.9)}
.sheet h3 .ico-img{width:22px;height:22px}
.sheet ul li .ico-img{width:22px;height:22px;filter:brightness(.85)}
.add-btn .ico-img{width:14px;height:14px}
.nav-item[data-page="translator"] .ico-img{width:30px;height:30px}

/* viewer overlay (videos/reading/writing/pdf) */
.viewer{position:fixed;inset:0;z-index:50;background:linear-gradient(180deg,#0e0820 0%,#1a1040 100%);display:flex;flex-direction:column;transform:translateX(100%);
  transition:transform var(--t-quick) var(--ease-out)}
.viewer.open{transform:translateX(0);transition:transform var(--t-drawer) var(--ease-drawer)}
.viewer-hdr{display:flex;align-items:center;gap:12px;padding:calc(var(--st) + 10px) 16px 12px;border-bottom:1px solid var(--g1);position:sticky;top:0;background:rgba(26,16,64,.94);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);z-index:2}
.viewer-hdr .pl-tag{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--t2)}
.viewer-hdr .pl-from{font-size:12px;color:var(--tx);margin-top:1px;font-weight:600}
.viewer-hdr .vh-info{flex:1;min-width:0}
.viewer-body{flex:1;overflow-y:auto;padding:18px 18px calc(var(--sb) + 30px)}
.viewer-body::-webkit-scrollbar{display:none}
/* Video letterbox MUST be pure #000 (matches H.264/H.265 black bars). Not a visible-color decision. */
.viewer-body video{width:100%;border-radius:var(--r12);background:#000;aspect-ratio:16/9}
.viewer-body .vid-info{margin-top:14px}
.viewer-body .vid-info h2{font-size:20px;font-weight:800;letter-spacing:-.01em;line-height:1.25}
.viewer-body .vid-info p{font-size:13px;color:var(--t2);margin-top:6px;line-height:1.5}
.viewer-body .read-art{margin-top:8px;font-size:16px;line-height:1.7;color:var(--tx)}
.viewer-body .read-art h2{font-size:24px;font-weight:800;letter-spacing:-.02em;line-height:1.2;margin-bottom:14px}
.viewer-body .read-art p{margin-bottom:14px}
.viewer-body .read-art .word{cursor:pointer;border-bottom:1px dashed transparent;transition:border .15s,background .15s;padding:0 1px;border-radius:3px}
.viewer-body .read-art .word:active{background:rgba(219,199,63,.2);border-bottom-color:var(--ye)}
.viewer-body .write-prompt{padding:14px;border-radius:var(--r12);background:var(--g2);border:1px solid var(--g1);margin-bottom:14px}
.viewer-body .write-prompt .pr-tag{font-size:11px;color:var(--t2);font-weight:700;letter-spacing:.05em;text-transform:uppercase;margin-bottom:6px}
.viewer-body .write-prompt .pr-tx{font-size:15px;line-height:1.5}
.viewer-body .write-input{width:100%;min-height:200px;background:var(--g1);border:1px solid var(--g2);border-radius:var(--r12);padding:14px;color:var(--tx);font-family:var(--fn);font-size:15px;line-height:1.5;resize:vertical;outline:0}
.viewer-body .write-foot{display:flex;justify-content:space-between;align-items:center;margin-top:10px}
.viewer-body .write-foot .wc{font-size:12px;color:var(--t2);transition:color .2s}
.viewer-body .write-foot .wc.done{color:#27c499;font-weight:700}
/* Writing por frases — N campos numerados + contador */
.viewer-body .write-sentences-hint{font-size:13px;color:var(--t2);margin-bottom:10px}
.viewer-body .write-sentences{display:flex;flex-direction:column;gap:10px}
.viewer-body .w-sent-row{display:flex;align-items:center;gap:10px}
.viewer-body .w-sent-num{flex:0 0 26px;height:26px;border-radius:50%;display:grid;place-items:center;background:var(--g2);border:1px solid var(--g1);font-size:12px;font-weight:700;color:var(--t2)}
.viewer-body .w-sent-inp{flex:1;min-width:0;background:var(--g1);border:1px solid var(--g2);border-radius:var(--r12);padding:12px 14px;color:var(--tx);font-family:var(--fn);font-size:15px;line-height:1.4;outline:0}
.viewer-body .w-sent-inp:focus{border-color:var(--ac,#6aa6ff)}
.viewer-body .pdf-frame{width:100%;height:80vh;border-radius:var(--r12);border:1px solid var(--g1);background:var(--tx)}

/* QUIZ inline (in viewer) */
.quiz-wrap{margin-top:18px;padding-top:18px;border-top:1px solid var(--g1)}
.quiz-h{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;gap:10px}
.quiz-h .qt{display:flex;align-items:center;gap:10px;min-width:0}
.quiz-h .qt .ic{width:34px;height:34px;border-radius:8px;background:var(--g2);display:grid;place-items:center;color:var(--ye)}
.quiz-h .qt .ic svg{width:18px;height:18px}
.quiz-h .qt h3{font-size:17px;font-weight:700;letter-spacing:-.01em}
.quiz-h .qt .lbl{font-size:11px;color:var(--t2);margin-top:1px}
.quiz-q{background:var(--g1);border:1px solid var(--g1);border-radius:var(--r12);padding:14px;margin-bottom:10px}
.quiz-q .q-num{font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--t2);margin-bottom:6px}
.quiz-q .q-text{font-size:15px;font-weight:600;line-height:1.4;margin-bottom:12px}
.quiz-opt{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:10px;border:1px solid var(--g2);cursor:pointer;background:var(--g1);transition:all .15s;margin-bottom:6px;font-size:14px}
.quiz-opt:active{background:var(--g3)}
.quiz-opt.selected{background:rgba(59,94,245,.18);border-color:rgba(59,94,245,.5)}
.quiz-opt.correct{background:rgba(30,215,96,.16);border-color:rgba(30,215,96,.55);color:#bff8d3}
.quiz-opt.wrong{background:rgba(224,48,48,.16);border-color:rgba(224,48,48,.55);color:#ffb1b1}
.quiz-opt .o-letter{width:24px;height:24px;border-radius:50%;background:var(--g3);display:grid;place-items:center;font-size:11px;font-weight:700;flex-shrink:0}
.quiz-input{width:100%;background:var(--g3);border:1px solid var(--g2);border-radius:8px;padding:11px 14px;color:var(--tx);font-family:var(--fn);font-size:14px;outline:0}
.quiz-input.correct{background:rgba(30,215,96,.14);border-color:rgba(30,215,96,.55)}
.quiz-input.wrong{background:rgba(224,48,48,.14);border-color:rgba(224,48,48,.55)}
.quiz-tf{display:flex;gap:10px}
.quiz-tf .tf-btn{flex:1;padding:11px 14px;border-radius:10px;border:1px solid var(--g2);background:var(--g1);color:var(--tx);font-family:var(--fn);font-size:14px;font-weight:600;cursor:pointer}
.quiz-tf .tf-btn.selected{background:rgba(59,94,245,.18);border-color:rgba(59,94,245,.5)}
.quiz-tf .tf-btn.correct{background:rgba(30,215,96,.16);border-color:rgba(30,215,96,.55);color:#bff8d3}
.quiz-tf .tf-btn.wrong{background:rgba(224,48,48,.16);border-color:rgba(224,48,48,.55);color:#ffb1b1}
.quiz-check{margin-top:12px;padding:11px 18px;border-radius:50px;background:linear-gradient(180deg,var(--ye) 0%,var(--ye2) 100%);color:var(--ye-ink);border:0;font-family:var(--fn);font-size:13px;font-weight:700;cursor:pointer;width:100%}
.quiz-summary{margin-top:14px;padding:18px;border-radius:var(--r12);background:linear-gradient(135deg,var(--ye),var(--ye2));color:var(--ye-ink);text-align:center}
.quiz-summary .score-num{font-size:36px;font-weight:800;line-height:1}
.quiz-summary .score-lbl{font-size:11px;font-weight:700;opacity:.65;letter-spacing:.06em;text-transform:uppercase}

/* tradutor styles (kept) */
.tr-card{background:var(--g2);border:1px solid var(--g1);border-radius:var(--r16);padding:14px;margin-bottom:14px}
.tr-lang-bar{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--t2)}
.tr-lang-bar .swap{width:32px;height:32px;border-radius:50%;background:var(--g3);display:grid;place-items:center;cursor:pointer;color:var(--tx)}
.tr-lang-bar .swap svg{width:16px;height:16px}
.tr-input{width:100%;min-height:120px;background:transparent;border:0;color:var(--tx);font-family:var(--fn);font-size:18px;line-height:1.45;resize:none;outline:0}
.tr-input::placeholder{color:var(--t3)}
.tr-actions{display:flex;align-items:center;gap:10px;margin-top:8px;justify-content:space-between}
.tr-mini-btn{background:var(--g3);border:0;border-radius:50%;width:36px;height:36px;color:var(--tx);cursor:pointer;display:grid;place-items:center}
.tr-mini-btn svg{width:18px;height:18px}
.tr-go{padding:10px 20px;border-radius:50px;background:linear-gradient(180deg,var(--ye) 0%,var(--ye2) 100%);color:var(--ye-ink);border:0;font-family:var(--fn);font-weight:700;font-size:13px;cursor:pointer;
  transition:transform var(--t-quick) var(--ease-out),opacity var(--t-quick) var(--ease-out),box-shadow var(--t-quick) var(--ease-out);
  box-shadow:0 6px 18px rgba(219,199,63,.25)}
.tr-go:not(:disabled):active{transform:scale(.96)}
.tr-go:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}
.tr-input{transition:background var(--t-quick) var(--ease-out)}
.tr-input:focus{background:rgba(255,255,255,.04)}
.tr-result{background:var(--g3);border:1px solid var(--g1)}
.tr-result .main{font-size:22px;font-weight:600;line-height:1.35;margin-bottom:6px}
.tr-result .pron{font-size:13px;color:var(--t2);font-style:italic}
.tr-alt-list{margin-top:18px;display:flex;flex-direction:column;gap:8px}
.tr-alt{padding:12px 14px;border-radius:var(--r12);background:var(--g1);border:1px solid var(--g1);cursor:pointer}
.tr-alt .alt-tag{font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--t2);margin-bottom:3px}
.tr-alt .alt-txt{font-size:15px;line-height:1.4}
.tr-grammar-h{margin:24px 0 10px;display:flex;align-items:center;gap:10px}
.tr-grammar-h .ic{width:34px;height:34px;border-radius:8px;background:var(--g2);display:grid;place-items:center}
.tr-grammar-h .ic svg{width:18px;height:18px}
.tr-grammar-h h2{font-size:18px;font-weight:700}
.tr-grammar-h .lbl{font-size:11px;color:var(--t2);margin-top:1px}
.tr-gr{padding:14px;border-radius:var(--r12);background:var(--g1);border:1px solid var(--g1);margin-bottom:10px}
.tr-gr .gr-top{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.tr-gr .gr-word{font-size:18px;font-weight:700}
.tr-gr .gr-pos{font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--ac);background:rgba(59,94,245,.15);padding:2px 8px;border-radius:50px;border:1px solid rgba(59,94,245,.3)}
.tr-gr .gr-tx{font-size:13px;color:var(--t2);margin-top:2px}
.tr-gr .gr-ex{margin-top:10px;padding-top:10px;border-top:1px solid var(--g1)}
.tr-gr .gr-ex .ex{margin-bottom:8px;font-size:13px;line-height:1.4}
.tr-gr .gr-ex .ex:last-child{margin-bottom:0}
.tr-gr .gr-ex .ex .o{color:var(--tx)}
.tr-gr .gr-ex .ex .t{color:var(--t2);display:block;margin-top:2px;font-style:italic}
/* Erro gramatical (verde-bandeira → vermelho) */
.tr-gr.is-error{background:rgba(224,48,48,.10);border:1px solid rgba(224,48,48,.45);box-shadow:0 6px 16px rgba(224,48,48,.18)}
.tr-gr.is-error .gr-word{color:#ff6b6b}
.tr-gr.is-error .gr-pos{color:#ff8b8b;background:rgba(224,48,48,.18);border-color:rgba(224,48,48,.4)}
.tr-gr .gr-bad{font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--tx);background:var(--rd);padding:2px 8px;border-radius:50px}
.tr-gr .gr-fix{margin-top:6px;font-size:12px;color:oklch(.83 .07 27);background:oklch(.59 .22 27 / .12);border:1px dashed oklch(.59 .22 27 / .4);border-radius:8px;padding:6px 10px}
.tr-gr .gr-fix b{color:var(--tx);font-weight:700}
.tr-grammar-h.has-error h2{color:#ff8b8b}
.tr-grammar-h.has-error .lbl{color:#ffb4b4}
.tr-grammar-h.has-error .ic{background:rgba(224,48,48,.15);color:#ff8b8b}
.tr-loading{padding:30px 20px;text-align:center;color:var(--t2);font-size:14px}
.tr-loading .dot-spin{display:inline-flex;gap:4px;margin-bottom:10px}
.tr-loading .dot-spin i{width:8px;height:8px;border-radius:50%;background:var(--ye);animation:bounce 1.2s infinite ease-in-out}
.tr-loading .dot-spin i:nth-child(2){animation-delay:.15s}
.tr-loading .dot-spin i:nth-child(3){animation-delay:.3s}
@keyframes bounce{0%,80%,100%{transform:scale(.6);opacity:.5}40%{transform:scale(1);opacity:1}}

@media(max-height:680px){
  .aeng-login .l-logo{width:64px;height:64px;margin-bottom:10px}
  .aeng-login .l-title{font-size:24px}
}

/* ============ NOW PLAYING (Spotify-like overlay) ============ */
.np{position:fixed;inset:0;z-index:30;display:flex;flex-direction:column;padding:calc(var(--st) + 12px) 20px calc(var(--sb) + 20px);transform:translateY(100%);overflow:hidden;
  transition:transform var(--t-quick) var(--ease-out)}
.np.open{transform:translateY(0);transition:transform var(--t-drawer) var(--ease-drawer)}
.np-bg{position:absolute;inset:0;z-index:-1;transition:background 1s ease}
.np-bg::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 0%,rgba(20,8,48,.85) 80%,#1a0f3a 100%)}
.np-top{display:flex;align-items:center;justify-content:space-between;padding:6px 0 24px;gap:10px}
.np-top .npc{font-size:11px;color:rgba(255,255,255,.8);font-weight:700;letter-spacing:.05em;text-transform:uppercase;text-align:center;flex:1}
.np-top .npc b{display:block;color:var(--tx);font-size:13px;text-transform:none;letter-spacing:0;margin-top:2px}
.np-top .icon-btn{background:rgba(255,255,255,.15);border-color:rgba(255,255,255,.22);color:var(--tx)}
.np-art{flex:1;display:grid;place-items:center;padding:8px 0 18px;min-height:0}
.np-art .art{width:min(85vw,360px);aspect-ratio:1;border-radius:var(--r16);box-shadow:0 24px 60px rgba(0,0,0,.5);display:grid;place-items:center;color:var(--tx);font-weight:800;font-size:48px;letter-spacing:-.03em;text-shadow:0 4px 20px rgba(0,0,0,.4);transition:transform .3s ease}
.np-art .art.paused{transform:scale(.92)}
.np-info{display:flex;align-items:center;justify-content:space-between;padding:6px 4px 14px;color:var(--tx)}
.np-info .ttl-wrap{flex:1;min-width:0;margin-right:12px}
.np-info .ttl{font-size:22px;font-weight:800;letter-spacing:-.01em;line-height:1.2;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.np-info .sub{font-size:14px;color:rgba(255,255,255,.7);margin-top:4px}
.np-info .heart{width:36px;height:36px;display:grid;place-items:center;color:var(--tx);cursor:pointer}
.np-info .heart svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:2}
.np-info .heart.liked{color:var(--ye)}
.np-info .heart.liked svg{fill:var(--ye)}
.np-info .np-row-acts{display:flex;align-items:center;gap:6px}
.np-info .add-pl{width:36px;height:36px;display:grid;place-items:center;color:var(--tx);cursor:pointer;opacity:.85;transition:opacity .15s,transform .15s}
.np-info .add-pl:hover{opacity:1;transform:scale(1.06)}
.np-info .add-pl svg{width:26px;height:26px}
.np-bar{padding:0 4px 6px}
.np-bar .seek{width:100%;height:4px;background:rgba(255,255,255,.25);border-radius:2px;position:relative;cursor:pointer}
.np-bar .seek i{display:block;height:100%;background:var(--tx);border-radius:2px;width:0%;transition:width .15s linear}
.np-bar .times{display:flex;justify-content:space-between;font-size:11px;color:rgba(255,255,255,.7);margin-top:6px;font-variant-numeric:tabular-nums}
.np-ctrls{display:flex;justify-content:space-between;align-items:center;padding:8px 8px 14px}
.np-ctrls button{background:transparent;border:0;color:var(--tx);cursor:pointer;display:grid;place-items:center;padding:8px;border-radius:50%}
.np-ctrls button:active{background:rgba(255,255,255,.12)}
.np-ctrls button svg{width:30px;height:30px}
.np-ctrls .play{width:64px;height:64px;border-radius:50%;background:var(--tx);color:var(--ink)}
.np-ctrls .play svg{width:30px;height:30px}
.np-ctrls .play:active{transform:scale(.94)}
.np-ctrls .small svg{width:24px;height:24px;color:rgba(255,255,255,.6)}
.np-ctrls .small.on svg{color:var(--ye)}
.np-foot{display:flex;justify-content:space-around;align-items:center;padding:4px 4px 0;gap:6px}
.np-foot button{background:transparent;border:0;color:var(--tx);font-size:12px;font-weight:600;cursor:pointer;display:flex;align-items:center;gap:6px;padding:6px 10px;border-radius:8px}
.np-foot button:active{background:rgba(255,255,255,.10)}
.np-foot button svg{width:18px;height:18px;flex-shrink:0}

/* ============ LYRICS overlay ============ */
.lyr{position:fixed;inset:0;z-index:40;transform:translateY(100%);display:flex;flex-direction:column;padding:calc(var(--st) + 12px) 24px calc(var(--sb) + 12px);overflow:hidden;
  transition:transform var(--t-quick) var(--ease-out)}
.lyr.open{transform:translateY(0);transition:transform var(--t-drawer) var(--ease-drawer)}
.lyr-bg{position:absolute;inset:0;z-index:-1;background:#0a0612}
.lyr-bg::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,#0a0612 0%,#140830 100%)}
.lyr-top{display:flex;align-items:center;gap:14px;padding:6px 0 14px}
.lyr-top .lc-mini{width:46px;height:46px;border-radius:6px;flex-shrink:0;display:grid;place-items:center;color:var(--tx);font-weight:800;font-size:14px;text-shadow:0 1px 4px rgba(0,0,0,.3)}
.lyr-top .li-mini{flex:1;min-width:0}
.lyr-top .lt-mini{font-size:15px;font-weight:700;line-height:1.2;color:var(--tx)}
.lyr-top .ls-mini{font-size:12px;color:rgba(255,255,255,.75);margin-top:2px}
.lyr-top .lyr-close{width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,.18);display:grid;place-items:center;cursor:pointer;color:var(--tx)}
.lyr-top .lyr-close svg{width:18px;height:18px}
/* mask-image #000 is a fill mask (alpha=1 region), not a visible color. */
.lyr-body{flex:1;overflow-y:auto;padding:30vh 0;-webkit-mask-image:linear-gradient(to bottom,transparent 0,#000 18%,#000 82%,transparent 100%);mask-image:linear-gradient(to bottom,transparent 0,#000 18%,#000 82%,transparent 100%)}
.lyr-body::-webkit-scrollbar{display:none}
.lyr-line{font-size:26px;font-weight:800;line-height:1.25;letter-spacing:-.01em;color:rgba(255,255,255,.32);padding:10px 0;transition:color .3s,transform .3s,filter .3s;cursor:pointer}
.lyr-line.passed{color:rgba(255,255,255,.5)}
.lyr-line.active{color:var(--tx);transform:scale(1.03);transform-origin:left center}
.lyr-foot{display:flex;align-items:center;gap:12px;padding:10px 4px 0;color:var(--tx)}
.lyr-foot .lyr-seek{flex:1;height:3px;background:rgba(255,255,255,.25);border-radius:2px;position:relative}
.lyr-foot .lyr-seek i{display:block;height:100%;background:var(--tx);border-radius:2px;width:0%}
.lyr-foot .lyr-play{width:44px;height:44px;border-radius:50%;background:var(--tx);color:var(--ink);border:0;cursor:pointer;display:grid;place-items:center}
.lyr-foot .lyr-play svg{width:22px;height:22px}

/* Hover só onde realmente é hover (not touch) */
@media (hover:hover) and (pointer:fine){
  .icon-btn:hover{transform:translateY(-1px);background:var(--g3)}
  .card-pl:hover,.genre:hover,.lib-item:hover,.media-card:hover,.podcast:hover,.track:hover,.student-row:hover{transform:translateY(-2px)}
  .tab-tile:hover{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.22)}
  .btn-enter:hover,.btn-primary:hover,.m-btn:hover,.tr-go:hover,.quiz-check:hover{filter:brightness(1.06)}
  .lib-tab:hover{background:var(--g3)}
  .np-foot button:hover,.np-ctrls button:hover,.pmenu button:hover,.sheet ul li:hover{background:var(--g2)}
  .uz:hover{border-color:rgba(255,255,255,.32);background:var(--g1)}
}

/* ============ ACTIVE STATES — toda superfície clicável "escuta" o toque ============ */
.anki{transition:transform var(--t-quick) var(--ease-out),box-shadow var(--t-quick) var(--ease-out)}
.anki:active{transform:scale(.985)}
.anki .anki-cta{transition:transform var(--t-quick) var(--ease-out),background var(--t-quick) var(--ease-out)}
.anki:active .anki-cta{transform:scale(.96)}
.quiz-opt,.quiz-tf .tf-btn{transition:transform var(--t-quick) var(--ease-out),background var(--t-quick) var(--ease-out),border-color var(--t-quick) var(--ease-out)}
.quiz-opt:active,.quiz-tf .tf-btn:active{transform:scale(.985)}
.ge-color{transition:transform var(--t-quick) var(--ease-out),border-color var(--t-quick) var(--ease-out)}
.ge-color:active{transform:scale(.88)}
.ge-actions button{transition:transform var(--t-quick) var(--ease-out),background var(--t-quick) var(--ease-out)}
.ge-actions button:not(:disabled):active{transform:scale(.9)}
.fb-icn-btn{transition:transform var(--t-quick) var(--ease-out),background var(--t-quick) var(--ease-out)}
.fb-icn-btn:active{transform:scale(.92)}
.fb-fab{transition:transform var(--t-quick) var(--ease-out),box-shadow var(--t-quick) var(--ease-out)}
.fb-fab:active{transform:scale(.94)}
/* row de track na sheet de "Adicionar à playlist" */
.np-track-row{transition:background var(--t-quick) var(--ease-out),border-color var(--t-quick) var(--ease-out)}
.np-track-row:active{background:var(--g3)}

/* stagger animations removed in v1.1.5 to prevent flicker on tab/player events */

/* ============ TRANSLATOR — entrada do resultado (crossfade-with-blur) ============ */
.tr-result, .tr-grammar-h, .tr-gr, .tr-alt{animation:resultIn 360ms var(--ease-out) both}
.tr-grammar-h{animation-delay:80ms}
.tr-gr{animation-delay:140ms}
.tr-alt{animation-delay:120ms}
@keyframes resultIn{from{opacity:0;transform:translateY(6px);filter:blur(2px)}to{opacity:1;transform:translateY(0);filter:blur(0)}}

/* ============ Reduced motion — preserva clareza, remove movimento ============ */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-delay:0ms !important;
    transition-duration:120ms !important;
  }
  /* Mantém opacidade/cor (ajudam compreensão), remove translates/scales */
  .page,.sheet,.modal-sh,.np,.lyr,.viewer,.toast,.mini{transform:none !important}
  .nav-item::after{transform:translateX(-50%) !important}
  .anki:active,.btn-primary:active,.btn-enter:active,.m-btn:active,
  .icon-btn:active,.tab-tile:active,.card-pl:active,.track:active,.media-card:active,
  .lib-item:active,.lib-tab:active,.fab-add:active,.add-pro-fab:active{transform:none !important}
  .blob{animation:none !important}
}

/* ============ Print niceties (só pra completar) ============ */
@media print{
  .nav,.fab-add,.add-pro-fab,.mini{display:none}
}

/* ============ NIGHT MODE (v1.1.5) ============
   body.night — full gray-to-black bg; icon colors and yellow card unchanged */
body.night{
  --bg:  oklch(0.11 0.005 280);   /* near-black, faint warm tint */
  --bg2: oklch(0.15 0.005 280);
  --bg3: oklch(0.18 0.006 280);
  --bg4: oklch(0.22 0.007 280);
  background:linear-gradient(180deg,var(--bg) 0%,var(--bg2) 35%,var(--bg3) 70%,var(--bg4) 100%);
}
/* toggle row inside pmenu */
.pmenu .night-row{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;cursor:pointer;font-size:14px;font-weight:500;color:var(--tx)}
.pmenu .night-row:hover{background:var(--g2)}
.pmenu .night-row svg{width:16px;height:16px;color:var(--t2)}
.night-toggle{position:relative;width:36px;height:20px;flex-shrink:0;margin-left:auto;cursor:pointer}
.night-toggle input{opacity:0;width:100%;height:100%;position:absolute;cursor:pointer;margin:0}
.night-track{position:absolute;inset:0;border-radius:50px;background:var(--g3);transition:background .2s;pointer-events:none}
.night-thumb{position:absolute;top:3px;left:3px;width:14px;height:14px;border-radius:50%;background:var(--t2);transition:transform .2s,background .2s;pointer-events:none}
.night-toggle input:checked ~ .night-track{background:var(--ac)}
.night-toggle input:checked ~ .night-thumb{transform:translateX(16px);background:var(--tx)}

/* cover image in card-pl (listening carousel) */
.card-pl .cover.has-img{background:none !important}
.card-pl .cover.has-img img{width:100%;height:100%;object-fit:cover;border-radius:inherit;display:block}