/* ============================================================
   Ænglicium Glass v1.0 — Glass aesthetic overlay
   Loaded AFTER style.css to override Music Player v1.1.5 visuals.
   Logic stays the same; only the look becomes "Glass".
   ============================================================ */

:root{
  --g-blur:8px;
  --g-sat:200%;
  --g-tint:0.02;

  --ink-glass:#f8f6ff;
  --ink-2:rgba(255,255,255,0.66);
  --ink-3:rgba(255,255,255,0.42);
  --ink-4:rgba(255,255,255,0.22);

  --glass-bg:rgba(255,255,255,var(--g-tint));
  --glass-stroke:rgba(255,255,255,0.18);
  --glass-stroke-strong:rgba(255,255,255,0.32);

  --bg-deep:#060414;
}

/* ============ BACKGROUND — Glass deep purple/black with orbs ============ */
html,body{
  background:#0a0612 !important;
  color:#f8f6ff;
}
body{
  background:radial-gradient(120% 80% at 50% 10%,#14091f 0%,#0a0612 60%,#050309 100%) !important;
}
/* Night mode — deeper black, less hue, hide orbs */
body.night{
  background:radial-gradient(120% 80% at 50% 10%,#0a0610 0%,#050308 60%,#000 100%) !important;
}
body.night .glass-orb-field{opacity:.18}
body.night .glass-grain{opacity:.18}

/* Hide the original Music Player blobs */
.bg .blob{display:none !important}
.bg{
  position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none;
  background:transparent;
}
/* Inject orb-field via CSS pseudos using extra container */
.glass-orb-field{
  position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none;
}
.glass-orb{
  position:absolute;border-radius:50%;
  filter:blur(70px);opacity:.85;
  mix-blend-mode:screen;
  transform:translate(-50%,-50%);
  animation:glass-orb-drift 28s ease-in-out infinite;
  will-change:transform;
}
@keyframes glass-orb-drift{
  0%,100%{transform:translate(-50%,-50%) scale(1)}
  33%{transform:translate(-40%,-60%) scale(1.12)}
  66%{transform:translate(-58%,-42%) scale(.94)}
}
/* Subtle grain overlay */
.glass-grain{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  opacity:.4;mix-blend-mode:overlay;
  background-color:rgba(100,100,120,.08);
}

/* ============ Comfortable side padding for whole app ============ */
.page{padding:calc(var(--st) + 18px) 24px 200px !important}
.students-page{padding:calc(var(--st) + 18px) 24px calc(var(--sb) + 30px) !important}
.aeng-login{padding:calc(var(--st) + 30px) 24px calc(var(--sb) + 24px) !important}
.top{padding:14px 4px 22px !important;background:transparent !important;gap:12px !important;margin:0 -4px 12px !important}
.top h1{font-size:30px;font-weight:800;letter-spacing:-.025em;color:var(--ink-glass)}
.top-l{padding-left:2px}
.top-actions{gap:10px !important;padding-right:2px}
.top-greet{font-size:13px;font-weight:600;letter-spacing:-.01em;color:var(--ink-2);margin-bottom:2px}
.top-avatar{
  width:40px;height:40px;border-radius:50%;
  background:linear-gradient(135deg,#ff7eb3,#9d4dff) !important;
  border:1px solid rgba(255,255,255,.3) !important;
  box-shadow:0 4px 14px rgba(0,0,0,.3),inset 0 1px 0 rgba(255,255,255,.4)
}

/* ============ ICON BUTTONS — Glass pill ============ */
.icon-btn{
  width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.02) !important;
  backdrop-filter:blur(8px) saturate(200%) !important;
  -webkit-backdrop-filter:blur(8px) saturate(200%) !important;
  border:1px solid rgba(255,255,255,.18) !important;
  color:var(--ink-glass);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.14) !important;
}
.icon-btn.on{
  background:rgba(255,255,255,.06) !important;
  border-color:rgba(255,178,100,.4) !important;
  color:oklch(.78 .14 60) !important;
}

/* ============ ANKI CARD — Glass dark with blue/violet glows ============ */
.anki,.anki.yellow{
  position:relative;margin-top:6px;margin-bottom:6px;
  padding:16px 18px !important;border-radius:20px !important;
  cursor:pointer;color:var(--ink-glass) !important;
  background:rgba(20,10,32,.32) !important;
  backdrop-filter:blur(11px) saturate(200%) !important;
  -webkit-backdrop-filter:blur(11px) saturate(200%) !important;
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 24px 60px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.18),inset 0 -1px 0 rgba(0,0,0,.2) !important;
  overflow:hidden;isolation:isolate;
}
.anki::after,.anki.yellow::after{display:none !important}
.anki::before{
  content:'';position:absolute;border-radius:50%;filter:blur(40px);z-index:0;
  width:180px;height:180px;
  background:radial-gradient(circle,#3aa7f2 0%,transparent 65%);
  top:-50px;left:-30px;opacity:.85;pointer-events:none;
}
.anki .anki-tag{
  position:relative;z-index:1;
  font-size:10px;font-weight:700;letter-spacing:.14em;
  color:rgba(255,255,255,.6) !important;text-transform:uppercase;margin-bottom:10px;opacity:1
}
.anki h3{
  position:relative;z-index:1;
  font-size:30px !important;font-weight:800 !important;letter-spacing:-.02em !important;
  line-height:1.05 !important;color:var(--ink-glass) !important;
  text-shadow:0 1px 0 rgba(255,255,255,.08),0 4px 20px rgba(0,0,0,.4) !important;
  margin-top:0 !important;
}
.anki p,.anki .anki-feat{
  position:relative;z-index:1;
}
.anki-feat-tag{font-size:10px;font-weight:700;letter-spacing:.14em;color:rgba(255,255,255,.45) !important;text-transform:uppercase;margin-top:4px}
.anki-feat-pt{font-size:14px !important;color:var(--ink-2) !important;font-style:italic !important;font-weight:400 !important}
.anki .anki-row{position:relative;z-index:1;margin-top:14px !important;align-items:flex-end !important}
.anki .anki-num{font-size:26px !important;font-weight:800 !important;letter-spacing:-.03em !important;color:var(--ink-glass) !important;line-height:1 !important}
.anki .anki-num-lbl{font-size:10px !important;font-weight:700 !important;letter-spacing:.1em !important;color:rgba(255,255,255,.42) !important;text-transform:uppercase !important;margin-top:4px !important}
.anki .anki-cta{
  background:rgba(255,255,255,.95) !important;color:#1a0a30 !important;
  padding:11px 18px !important;border-radius:50px !important;
  font-size:13px !important;font-weight:700 !important;letter-spacing:-.01em !important;
  box-shadow:0 6px 20px rgba(0,0,0,.3),inset 0 1px 0 rgba(255,255,255,.5) !important;
}
.anki .anki-cta svg{color:#1a0a30}
/* PNG ícones brancos (ex.: Spaced_repetition_icon.png) ficariam invisíveis
   no botão branco — invertendo a luminosidade fica escuro como o texto. */
.anki .anki-cta .ico-img{filter:invert(1) brightness(.15)}
/* second glow layer via wrapper */
.anki .anki-glow-2{
  content:'';position:absolute;border-radius:50%;filter:blur(40px);z-index:0;pointer-events:none;
  width:200px;height:200px;
  background:radial-gradient(circle,#a17de2 0%,transparent 65%);
  bottom:-70px;right:-40px;opacity:.85;
}

/* ============ TAB-GRID ("Início" — was Atribuído pela professora) ============ */
.tab-grid{margin:4px 0 16px !important;gap:6px !important}
.tab-tile{
  background:rgba(255,255,255,.02) !important;
  backdrop-filter:blur(8px) saturate(200%) !important;
  -webkit-backdrop-filter:blur(8px) saturate(200%) !important;
  border:1px solid rgba(255,255,255,.18) !important;
  border-radius:12px !important;
  box-shadow:0 8px 18px rgba(0,0,0,.22),inset 0 1px 0 rgba(255,255,255,.12) !important;
  min-height:0 !important;
  padding:5px 10px !important;
  gap:10px !important;
}
.tab-tile.active{
  background:rgba(255,255,255,.08) !important;
  border-color:rgba(255,255,255,.32) !important;
}
/* keep icon size; only the clickable area is shorter */
.tab-tile-ico{
  width:42px !important;height:42px !important;border-radius:11px !important;
  box-shadow:0 6px 14px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.25) !important;
  position:relative;overflow:hidden;
}
.tab-tile-lbl{font-size:14px !important}

/* ============ "Continuar de onde parou" — Glass list ============ */
.recent-list{display:flex;flex-direction:column;gap:8px;margin-bottom:24px}
.recent-row{
  display:flex;align-items:center;gap:12px;
  padding:10px;border-radius:16px;
  background:rgba(255,255,255,.05);
  backdrop-filter:blur(20px) saturate(200%);
  -webkit-backdrop-filter:blur(20px) saturate(200%);
  border:1px solid rgba(255,255,255,.08);
}
.recent-thumb{width:56px;height:56px;border-radius:12px;flex-shrink:0;box-shadow:0 6px 16px rgba(0,0,0,.3)}
.recent-info{flex:1;min-width:0}
.recent-t{font-size:14px;font-weight:600;letter-spacing:-.01em;line-height:1.2;color:var(--ink-glass)}
.recent-s{font-size:11px;color:var(--ink-3);margin-top:3px;font-weight:500}
.recent-bar{margin-top:8px;width:100%;height:3px;background:rgba(255,255,255,.1);border-radius:2px;overflow:hidden}
.recent-bar-fill{height:100%;background:linear-gradient(90deg,#3aa7f2,#a17de2);border-radius:2px}
.recent-play{
  width:36px;height:36px;border-radius:50%;
  background:rgba(255,255,255,.95);color:#1a0a30;
  display:grid;place-items:center;flex-shrink:0;padding-left:2px;
  box-shadow:0 4px 12px rgba(0,0,0,.3);border:0;cursor:pointer;
}
.recent-play svg{width:14px;height:14px}

/* ============ SECTION HEADERS ============ */
.section-h h2{font-size:19px !important;font-weight:700 !important;letter-spacing:-.015em !important;color:var(--ink-glass) !important}
.section-h .more{font-size:12px !important;font-weight:600 !important;color:var(--ink-2) !important;letter-spacing:.02em}
.section-h .add-btn{
  background:rgba(255,255,255,.02) !important;
  backdrop-filter:blur(8px) saturate(200%);
  -webkit-backdrop-filter:blur(8px) saturate(200%);
  border:1px solid rgba(255,255,255,.18) !important;
}

/* ============ PLAYLIST CARDS (hscroll) ============ */
.card-pl .cover{
  border-radius:16px !important;
  box-shadow:0 14px 32px rgba(0,0,0,.45) !important;
}
.card-pl .ttl{font-size:13px;font-weight:600;letter-spacing:-.01em;line-height:1.3;color:var(--ink-glass)}
.card-pl .sub{font-size:11px;color:var(--ink-3);font-weight:500}
.card-pl .play-btn{
  background:rgba(255,255,255,.95) !important;color:#1a0a30 !important;
  width:38px !important;height:38px !important;
  box-shadow:0 6px 18px rgba(0,0,0,.4) !important;
}

/* ============ TRACK ROWS / MEDIA CARDS ============ */
.media-card{
  background:rgba(255,255,255,.02) !important;
  backdrop-filter:blur(8px) saturate(200%);
  -webkit-backdrop-filter:blur(8px) saturate(200%);
  border:1px solid rgba(255,255,255,.18) !important;
  border-radius:16px !important;
  padding:10px !important;
  box-shadow:0 8px 22px rgba(0,0,0,.25),inset 0 1px 0 rgba(255,255,255,.1) !important;
}
.podcast{
  background:rgba(255,255,255,.02) !important;
  backdrop-filter:blur(8px) saturate(200%);
  -webkit-backdrop-filter:blur(8px) saturate(200%);
  border:1px solid rgba(255,255,255,.18) !important;
  border-radius:16px !important;
  box-shadow:0 8px 22px rgba(0,0,0,.25),inset 0 1px 0 rgba(255,255,255,.1) !important;
}

/* ============ LIBRARY ============ */
.lib-tabs{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;margin:0 -20px 18px;padding:0 20px}
.lib-tabs::-webkit-scrollbar{display:none}
.lib-tab{
  padding:8px 16px !important;border-radius:50px !important;
  background:rgba(255,255,255,.06) !important;
  backdrop-filter:blur(20px) saturate(160%);
  -webkit-backdrop-filter:blur(20px) saturate(160%);
  border:1px solid rgba(255,255,255,.1) !important;
  font-size:13px;font-weight:600;color:var(--ink-2) !important;
  white-space:nowrap;
}
.lib-tab.active{
  background:rgba(255,255,255,.18) !important;
  color:var(--ink-glass) !important;
  border-color:rgba(255,255,255,.3) !important;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.22);
}
.lib-item,.liked-card{
  background:rgba(255,255,255,.02) !important;
  backdrop-filter:blur(8px) saturate(200%);
  -webkit-backdrop-filter:blur(8px) saturate(200%);
  border:1px solid rgba(255,255,255,.18) !important;
  border-radius:16px !important;
  padding:12px !important;
  box-shadow:0 8px 22px rgba(0,0,0,.25),inset 0 1px 0 rgba(255,255,255,.1) !important;
}
.lib-item .li .lt,.liked-card .li .lt{font-size:14px;font-weight:600;letter-spacing:-.01em;color:var(--ink-glass)}
.lib-item .li .ls,.liked-card .li .ls{font-size:11px;color:var(--ink-3);font-weight:500}

/* ============ MINI PLAYER — Glass ============ */
.mini{
  left:8px !important;right:8px !important;
  bottom:calc(80px + var(--sb)) !important;
  height:58px !important;border-radius:14px !important;
  background:rgba(20,10,32,.55) !important;
  backdrop-filter:blur(11px) saturate(200%) !important;
  -webkit-backdrop-filter:blur(11px) saturate(200%) !important;
  border:1px solid rgba(255,255,255,.18) !important;
  padding:0 12px 0 8px !important;gap:10px !important;
  box-shadow:0 14px 30px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.18) !important;
}
.mini .mc{width:42px !important;height:42px !important;border-radius:8px !important;box-shadow:0 2px 8px rgba(0,0,0,.4) !important}
.mini .mi .mt{font-size:13px;font-weight:600;letter-spacing:-.01em;color:var(--ink-glass)}
.mini .mi .ms{font-size:11px;color:var(--ink-3);font-weight:500}
.mini .mb button{
  width:36px;height:36px;border-radius:50% !important;
  background:rgba(255,255,255,.16) !important;border:1px solid rgba(255,255,255,.22) !important;
  color:var(--ink-glass) !important;
}
.mini .progress{left:0 !important;right:0 !important;bottom:0 !important;height:2px !important;background:rgba(255,255,255,.08) !important}
.mini .progress i{background:linear-gradient(90deg,#3aa7f2,#a17de2) !important}

/* ============ BOTTOM NAV — Glass ============ */
.nav{
  left:0 !important;right:0 !important;bottom:0 !important;
  padding:0 8px var(--sb) !important;
  height:calc(64px + 8px + var(--sb)) !important;
  background:transparent !important;
  border-top:0 !important;box-shadow:none !important;
  backdrop-filter:none !important;-webkit-backdrop-filter:none !important;
  display:flex !important;justify-content:center !important;align-items:flex-end !important;
}
.nav::before{
  content:'';position:absolute;left:8px;right:8px;bottom:calc(8px + var(--sb));
  height:64px;border-radius:22px;
  background:rgba(10,6,18,.55);
  backdrop-filter:blur(11px) saturate(200%);
  -webkit-backdrop-filter:blur(11px) saturate(200%);
  border:1px solid rgba(255,255,255,.14);
  box-shadow:0 18px 42px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.16),inset 0 -1px 0 rgba(0,0,0,.3);
  z-index:-1;
}
.nav-item{
  flex:1;height:64px !important;
  margin-bottom:8px;
  padding:0 !important;color:rgba(255,255,255,.42) !important;
  font-size:10px;font-weight:600;letter-spacing:.01em;
}
.nav-item.active{color:var(--ink-glass) !important}
.nav-item::after{
  background:linear-gradient(90deg,#3aa7f2,#a17de2) !important;
  width:22px !important;height:3px !important;top:6px !important;
}

/* ============ NOW PLAYING — Glass sheet ============ */
.np{
  background:transparent !important;
}
.np-bg{
  background:rgba(20,10,32,.65) !important;
  backdrop-filter:blur(40px) saturate(200%) !important;
  -webkit-backdrop-filter:blur(40px) saturate(200%) !important;
}
.np .npc b,.np .npc{color:var(--ink-glass) !important}
.np .ttl-wrap .ttl{font-size:22px !important;font-weight:800 !important;letter-spacing:-.02em !important;color:var(--ink-glass) !important}
.np .ttl-wrap .sub{font-size:13px !important;color:var(--ink-2) !important;margin-top:4px}
.np .seek i{background:#fff !important}
.np-row-acts .heart,
.np-row-acts .add-pl{
  width:38px;height:38px;border-radius:50% !important;
  background:rgba(255,255,255,.08) !important;
  border:1px solid rgba(255,255,255,.18) !important;
  color:var(--ink-glass) !important;
  backdrop-filter:blur(8px) saturate(200%);
  -webkit-backdrop-filter:blur(8px) saturate(200%);
  display:grid;place-items:center;cursor:pointer;
  transition:transform .15s,background .15s,color .15s,border-color .15s;
}
.np-row-acts .heart:active,
.np-row-acts .add-pl:active{transform:scale(.92)}
.np-row-acts .heart.on{background:rgba(244,114,182,.18) !important;border-color:rgba(244,114,182,.5) !important;color:#ff8fc9 !important}
.np-row-acts .heart svg,.np-row-acts .add-pl svg{width:18px;height:18px}
.np-ctrls .play{
  width:64px !important;height:64px !important;border-radius:50% !important;
  background:#fff !important;color:#1a0a30 !important;
  box-shadow:0 8px 20px rgba(0,0,0,.4) !important;
}
.np-ctrls button:not(.play){color:var(--ink-glass) !important;opacity:.85}
.np-foot{border-top:1px solid rgba(255,255,255,.08) !important}
.np-foot button{color:var(--ink-2) !important;font-size:12px !important;font-weight:600;letter-spacing:.04em}

/* ============ LOGIN — Glass background ============ */
body:has(.aeng-login){
  background:#0a0612 !important;
}
.aeng-login{background:transparent !important}
.aeng-login .l-form{
  background:rgba(20,10,32,.45) !important;
  backdrop-filter:blur(40px) saturate(200%) !important;
  -webkit-backdrop-filter:blur(40px) saturate(200%) !important;
  border:1px solid rgba(255,255,255,.18) !important;
  box-shadow:0 24px 60px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.14) !important;
}
.aeng-login .fi{
  background:rgba(255,255,255,.06) !important;
  border:1px solid rgba(255,255,255,.12) !important;
  color:var(--ink-glass) !important;
}
.aeng-login .fi:focus{
  border-color:rgba(161,125,226,.6) !important;
  background:rgba(161,125,226,.08) !important;
}
.aeng-login .l-title{color:var(--ink-glass)}
.aeng-login .l-sub{color:var(--ink-3) !important}
.aeng-login .fl{color:var(--ink-3) !important}

/* yellow primary buttons stay yellow but with subtler glow on glass */
.btn-enter,.btn-primary,.m-btn,.archive-btn{
  background:linear-gradient(180deg,oklch(.832 .157 95) 0%,oklch(.778 .155 92) 100%) !important;
  color:oklch(.18 .04 50) !important;
}

/* ============ SHEETS / MODALS — keep glass ============ */
.sheet{
  background:rgba(20,10,32,.65) !important;
  backdrop-filter:blur(40px) saturate(200%) !important;
  -webkit-backdrop-filter:blur(40px) saturate(200%) !important;
  border-top:1px solid rgba(255,255,255,.18) !important;
  border-radius:28px 28px 0 0 !important;
}
.modal-sh{
  background:rgba(20,10,32,.78) !important;
  backdrop-filter:blur(40px) saturate(200%) !important;
  -webkit-backdrop-filter:blur(40px) saturate(200%) !important;
  border:1px solid rgba(255,255,255,.18) !important;
  border-radius:28px 28px 0 0 !important;
}

/* ============ TRANSLATOR — keep functionality, glass tint ============ */
.tr-card,.tr-alt,.tr-gr,.tr-history-row{
  background:rgba(255,255,255,.02) !important;
  backdrop-filter:blur(8px) saturate(200%) !important;
  -webkit-backdrop-filter:blur(8px) saturate(200%) !important;
  border:1px solid rgba(255,255,255,.18) !important;
  box-shadow:0 18px 48px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.14) !important;
}

/* ============ STUDENT/TEACHER PICKER ============ */
.student-row{
  background:rgba(255,255,255,.02) !important;
  backdrop-filter:blur(8px) saturate(200%);
  -webkit-backdrop-filter:blur(8px) saturate(200%);
  border:1px solid rgba(255,255,255,.18) !important;
  border-radius:16px !important;
}

/* ============ PMENU (settings popover) ============ */
.pmenu{
  background:rgba(20,10,32,.92) !important;
  backdrop-filter:blur(28px) saturate(200%) !important;
  -webkit-backdrop-filter:blur(28px) saturate(200%) !important;
  border:1px solid rgba(255,255,255,.18) !important;
  box-shadow:0 24px 60px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.14) !important;
}

/* keep "page" padding consistent with Glass mockup */
.page{padding:calc(var(--st) + 8px) 20px 200px !important}

/* utility text color sweep for any leftover var(--tx) callers */
body{color:var(--ink-glass)}

/* ============ Now Playing — drag handle on top ============ */
.np-handle{
  width:38px;height:4px;border-radius:2px;
  background:rgba(255,255,255,.3);
  margin:6px auto 12px;
}
.np{padding:calc(var(--st) + 10px) 24px calc(var(--sb) + 20px) !important}
.np-bg{
  background:linear-gradient(180deg,rgba(20,10,32,.65) 0%,rgba(20,10,32,.85) 60%,#0a0612 100%) !important;
  backdrop-filter:blur(40px) saturate(200%) !important;
  -webkit-backdrop-filter:blur(40px) saturate(200%) !important;
}
.np-bg::before{display:none !important}

/* ============ Video player viewer (np-style) ============ */
.viewer-np{
  position:fixed !important;inset:0;z-index:60;
  display:flex;flex-direction:column;
  padding:calc(var(--st) + 10px) 24px calc(var(--sb) + 20px);
  transform:translateY(100%);
  transition:transform .38s cubic-bezier(.32,.72,0,1);
  background:rgba(10,6,18,.55) !important;
  backdrop-filter:blur(40px) saturate(200%) !important;
  -webkit-backdrop-filter:blur(40px) saturate(200%) !important;
  border-top:1px solid rgba(255,255,255,.18);
  isolation:isolate;
}
.viewer-np.open{transform:translateY(0)}
.viewer-np .np-bg{
  position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(20,10,32,.65) 0%,rgba(20,10,32,.85) 60%,#0a0612 100%);
}
.viewer-np .np-handle{
  width:38px;height:4px;border-radius:2px;
  background:rgba(255,255,255,.3);
  margin:0 auto 14px;
}
.viewer-np .np-top{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:14px}
.viewer-np .np-top .npc{font-size:11px;color:rgba(255,255,255,.7);font-weight:700;letter-spacing:.05em;text-transform:uppercase;text-align:center;flex:1}
.viewer-np .np-top .npc b{display:block;color:var(--ink-glass);font-size:14px;text-transform:none;letter-spacing:0;margin-top:2px}
.viewer-np .np-art{display:grid;place-items:center;padding:12px 0}
.viewer-np .np-info{display:flex;align-items:center;justify-content:space-between;padding:6px 4px 14px;color:var(--ink-glass)}
.viewer-np .np-info .ttl-wrap{flex:1;min-width:0;margin-right:12px}
.viewer-np .np-info .ttl{font-size:22px;font-weight:800;letter-spacing:-.01em;line-height:1.2}
.viewer-np .np-info .sub{font-size:13px;color:var(--ink-2);margin-top:4px}
.viewer-np .heart,.viewer-np .add-pl{
  width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.08) !important;
  border:1px solid rgba(255,255,255,.18) !important;
  color:var(--ink-glass) !important;
  display:grid;place-items:center;cursor:pointer;
  backdrop-filter:blur(8px) saturate(200%);
  -webkit-backdrop-filter:blur(8px) saturate(200%);
}
.viewer-np .np-foot{
  display:flex;justify-content:space-around;
  border-top:1px solid rgba(255,255,255,.08);
  padding:14px 0 8px;
}
.viewer-np .np-foot button{
  background:transparent;border:0;cursor:pointer;
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:600;color:var(--ink-2);letter-spacing:.04em;
}
.viewer-np .np-foot button svg{width:18px;height:18px}
.viewer-np #viewer-body{
  margin-top:14px;max-height:50vh;overflow-y:auto;
  -webkit-overflow-scrolling:touch;
}

/* ============ Online toggle row (in pmenu) ============ */
.pmenu .online-row{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:8px;cursor:pointer;
  font-size:14px;font-weight:500;color:var(--ink-glass);
}
.pmenu .online-row:hover{background:rgba(255,255,255,.06)}
.pmenu .online-row .online-row-l{display:inline-flex;align-items:center;gap:10px;flex:1}
.pmenu .online-row svg,.pmenu .online-row img{width:16px;height:16px;color:var(--ink-2)}

/* ============ Offline picker sheet ============ */
.off-hint{font-size:12px;color:var(--ink-3);line-height:1.5;margin-bottom:14px;padding:10px 12px;background:rgba(108,159,248,.08);border:1px solid rgba(108,159,248,.18);border-radius:10px}
.off-list{display:flex;flex-direction:column;gap:14px;max-height:55vh;overflow-y:auto;padding-right:2px;margin-bottom:12px}
.off-list::-webkit-scrollbar{display:none}
.off-group{display:flex;flex-direction:column;gap:6px}
.off-group-h{
  display:flex;align-items:center;gap:8px;
  font-size:11px;font-weight:700;letter-spacing:.1em;
  color:var(--ink-2);text-transform:uppercase;
  padding:0 4px 4px;
}
.off-group-h img,.off-group-h svg{width:16px;height:16px}
.off-row{
  display:flex;align-items:center;gap:12px;
  padding:10px;border-radius:14px;cursor:pointer;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
  backdrop-filter:blur(8px) saturate(180%);
  -webkit-backdrop-filter:blur(8px) saturate(180%);
}
.off-row:has(input:checked){
  background:rgba(58,167,242,.12);
  border-color:rgba(58,167,242,.4);
}
.off-thumb{width:42px;height:42px;border-radius:8px;flex-shrink:0;display:grid;place-items:center;color:var(--ink-glass);font-weight:800;font-size:14px;text-shadow:0 1px 4px rgba(0,0,0,.3)}
.off-info{flex:1;min-width:0}
.off-t{font-size:14px;font-weight:600;color:var(--ink-glass);line-height:1.2}
.off-s{font-size:11px;color:var(--ink-3);margin-top:3px}
.off-row input[type=checkbox]{width:20px;height:20px;flex-shrink:0;accent-color:#3aa7f2;cursor:pointer}
.off-empty-sm{font-size:12px;color:var(--ink-3);font-style:italic;padding:8px 10px}

/* ============ Quiz tweaks (Exercícios on np sheet) ============ */
.sheet .quiz-q{margin-bottom:14px;padding:12px;border-radius:14px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.08)}
.sheet .quiz-qn{font-size:14px;font-weight:600;color:var(--ink-glass);margin-bottom:10px;line-height:1.4}
.sheet .quiz-opt{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:10px;cursor:pointer;font-size:13px;color:var(--ink-2)}
.sheet .quiz-opt:hover{background:rgba(255,255,255,.05);color:var(--ink-glass)}
.sheet .quiz-opt input{accent-color:#3aa7f2}
.sheet .quiz-tf{display:flex;gap:8px}
.sheet .quiz-tf .tf-btn{flex:1;padding:8px 10px;border-radius:10px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);cursor:pointer;font-size:13px;font-weight:600;color:var(--ink-glass);display:inline-flex;align-items:center;gap:6px}
.sheet .quiz-tf .tf-btn input{accent-color:#3aa7f2}

/* ============ Swipe-to-delete (iOS-style round button) ============ */
.students-list{display:flex;flex-direction:column;gap:8px;margin-top:8px}
.swipe-wrap{
  position:relative;
  background:transparent;isolation:isolate;
  /* No overflow:hidden — round delete button needs to be visible outside */
}
.swipe-wrap .student-row,
.swipe-wrap .swipe-card{
  position:relative;z-index:2;
  transition:transform .22s cubic-bezier(.22,1,.36,1);
  touch-action:pan-y;will-change:transform;
}
.swipe-delete-btn{
  position:absolute;top:50%;right:10px;
  width:74px;height:64px;border-radius:36px;
  z-index:1;
  display:grid;place-items:center;
  background:#ff3b30;
  color:#fff;border:0;cursor:pointer;padding:0;
  box-shadow:0 6px 18px rgba(255,59,48,.35),inset 0 1px 0 rgba(255,255,255,.18);
  transform:translateY(-50%) scale(.85);
  opacity:0;pointer-events:none;
  transition:opacity .2s ease,transform .24s cubic-bezier(.22,1,.36,1);
}
.swipe-delete-btn svg{width:26px;height:26px;stroke-width:2.2}
.swipe-delete-btn:active{filter:brightness(.92)}
.swipe-wrap.is-open .swipe-delete-btn{
  opacity:1;pointer-events:auto;
  transform:translateY(-50%) scale(1);
}
.swipe-wrap.is-open .student-row,
.swipe-wrap.is-open .swipe-card{transform:translateX(-94px)}
/* Match the swipe motion on tracks/cards as well */
.swipe-card{display:block}

/* Two-action swipe (edit + delete) — student rows */
.swipe-wrap--2 .swipe-delete-btn{width:64px;height:60px;right:10px}
.swipe-edit-btn{
  position:absolute;top:50%;right:82px;
  width:64px;height:60px;border-radius:34px;
  z-index:1;
  display:grid;place-items:center;
  background:#3aa7f2;
  color:#fff;border:0;cursor:pointer;padding:0;
  box-shadow:0 6px 18px rgba(58,167,242,.35),inset 0 1px 0 rgba(255,255,255,.18);
  transform:translateY(-50%) scale(.85);
  opacity:0;pointer-events:none;
  transition:opacity .2s ease,transform .24s cubic-bezier(.22,1,.36,1);
}
.swipe-edit-btn svg{width:24px;height:24px}
.swipe-edit-btn:active{filter:brightness(.92)}
.swipe-wrap--2.is-open .swipe-edit-btn{
  opacity:1;pointer-events:auto;
  transform:translateY(-50%) scale(1);
}
.swipe-wrap--2.is-open .student-row{transform:translateX(-156px)}

/* ============ Video mini player (floating bar) ============ */
.video-mini{
  position:fixed;left:8px;right:8px;
  bottom:calc(var(--sb) + 64px + 58px + 6px);
  height:58px;border-radius:14px;z-index:19;
  background:rgba(20,10,32,.55);
  backdrop-filter:blur(14px) saturate(200%);
  -webkit-backdrop-filter:blur(14px) saturate(200%);
  border:1px solid rgba(255,255,255,.18);
  box-shadow:0 14px 30px rgba(0,0,0,.45),inset 0 1px 0 rgba(255,255,255,.18);
  display:flex;align-items:center;gap:10px;padding:0 12px 0 8px;
  cursor:pointer;
  animation:miniIn 320ms cubic-bezier(.32,.72,0,1) both;
  overflow:hidden;
}
/* Mutex: audio and video mini bars never coexist — both sit at same slot */
.video-mini{
  bottom:calc(var(--sb) + 64px + 6px) !important;
}

/* ============ Media edit button (top-right of cover) ============ */
.mc-edit{
  position:absolute;top:6px;right:6px;
  width:30px;height:30px;border-radius:50%;
  background:rgba(0,0,0,.55);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.22);
  color:#fff;cursor:pointer;padding:0;
  display:grid;place-items:center;
  z-index:5;
  box-shadow:0 4px 10px rgba(0,0,0,.35);
  transition:transform .15s ease,background .15s ease;
}
.mc-edit:hover{background:rgba(0,0,0,.75);transform:scale(1.06)}
.mc-edit:active{transform:scale(.92)}
.mc-edit svg{width:14px;height:14px;stroke-width:2.2}
.card-pl .cover{position:relative}
.media-card .mc-thumb{position:relative}
.podcast .pc{position:relative}
.video-mini .vm-thumb{
  width:42px;height:42px;border-radius:8px;flex-shrink:0;
  background:#000;display:grid;place-items:center;color:#fff;
  position:relative;overflow:hidden;
  box-shadow:0 2px 8px rgba(0,0,0,.4);
}
.video-mini .vm-thumb::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(58,167,242,.55),rgba(161,125,226,.55));
}
.video-mini .vm-thumb svg{position:relative;z-index:1;width:18px;height:18px;color:#fff;fill:#fff}
.video-mini .vm-info{flex:1;min-width:0}
.video-mini .vm-t{font-size:13px;font-weight:600;letter-spacing:-.01em;color:var(--ink-glass);line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.video-mini .vm-s{font-size:11px;color:var(--ink-3);margin-top:2px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.video-mini .vm-actions{display:flex;gap:6px;flex-shrink:0}
.video-mini .vm-actions button{
  width:36px;height:36px;border-radius:50%;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.22);
  color:var(--ink-glass);display:grid;place-items:center;cursor:pointer;
  padding:0;
}
.video-mini .vm-actions button svg{width:16px;height:16px}
.video-mini .vm-actions .vm-close svg{width:14px;height:14px}

/* ============ Rotate-video toggle (landscape mode) ============ */
.viewer-np .vp-rotate{
  width:38px;height:38px;border-radius:50%;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);
  color:var(--ink-glass);display:grid;place-items:center;cursor:pointer;
  backdrop-filter:blur(8px) saturate(200%);
  -webkit-backdrop-filter:blur(8px) saturate(200%);
  padding:0;flex-shrink:0;
}
.viewer-np .vp-rotate svg{width:18px;height:18px}
.viewer-np .vp-rotate.is-on{
  background:rgba(58,167,242,.18) !important;
  border-color:rgba(58,167,242,.5) !important;
  color:#9bd0ff !important;
}
/* Landscape mode: full-screen rotated video (90°) */
.viewer-np.is-landscape{padding:0 !important;overflow:hidden}
.viewer-np.is-landscape .np-handle,
.viewer-np.is-landscape .np-info,
.viewer-np.is-landscape .np-foot,
.viewer-np.is-landscape #viewer-body{display:none !important}
.viewer-np.is-landscape .np-top{
  position:absolute;top:calc(var(--st) + 8px);left:8px;right:8px;
  z-index:10;padding:0;background:transparent;
}
.viewer-np.is-landscape .np-top .npc{display:none}
.viewer-np.is-landscape .np-top .icon-btn{
  background:rgba(0,0,0,.6) !important;color:#fff !important;border-color:rgba(255,255,255,.2)
}
.viewer-np.is-landscape .np-art{
  position:absolute;inset:0;padding:0;display:grid;place-items:center;background:#000;
}
.viewer-np.is-landscape .np-art .art{
  width:100vw !important;height:100vh !important;
  aspect-ratio:auto !important;border-radius:0 !important;
  background:#000 !important;
  display:grid;place-items:center;
}
.viewer-np.is-landscape #vp-video{
  width:100vh !important;height:100vw !important;
  max-width:none !important;max-height:none !important;
  object-fit:contain;background:#000;
  transform:rotate(90deg);transform-origin:center center;
}

/* ============ "Comece por aqui" CTA + Trail Checklist ============ */
.trail-cta{
  width:100%;
  display:flex;align-items:center;gap:14px;
  padding:14px 16px;margin:6px 0 12px;
  border-radius:18px;cursor:pointer;
  background:linear-gradient(135deg, rgba(106,166,255,.20), rgba(160,90,255,.18));
  border:1px solid rgba(255,255,255,.22);
  box-shadow:0 12px 28px rgba(106,166,255,.18), inset 0 1px 0 rgba(255,255,255,.16);
  backdrop-filter:blur(14px) saturate(180%);
  -webkit-backdrop-filter:blur(14px) saturate(180%);
  color:var(--tx);text-align:left;
  transition:transform .15s, box-shadow .15s, border-color .15s;
  position:relative;overflow:hidden;
}
.trail-cta::before{
  content:"";position:absolute;inset:-2px;border-radius:20px;
  background:radial-gradient(60% 80% at 0% 0%, rgba(106,166,255,.35), transparent 60%);
  opacity:.7;pointer-events:none;
}
.trail-cta:active{transform:scale(.985)}
.trail-cta:hover{border-color:rgba(255,255,255,.35);box-shadow:0 16px 36px rgba(106,166,255,.25), inset 0 1px 0 rgba(255,255,255,.22)}
.trail-cta-ico{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;flex-shrink:0;font-size:22px;
  background:linear-gradient(135deg,#FFD93D,#FF6B00);
  box-shadow:0 8px 18px rgba(255,107,0,.45), inset 0 1px 0 rgba(255,255,255,.3);
  position:relative;z-index:1;
}
.trail-cta-txt{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px;position:relative;z-index:1}
.trail-cta-title{font-size:16px;font-weight:700;letter-spacing:.01em}
.trail-cta-sub{font-size:12px;color:var(--t2);text-transform:uppercase;letter-spacing:.06em}
.trail-cta-chev{font-size:24px;color:var(--t2);position:relative;z-index:1}

/* Checklist rows */
.trail-progress-wrap{margin:0 0 12px}
.trail-progress-bar{
  height:8px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;
  border:1px solid rgba(255,255,255,.1);
}
.trail-progress-fill{
  height:100%;
  background:linear-gradient(90deg,#ffd54a 0%,#ffa733 60%,#ff8a1a 100%);
  box-shadow:0 0 12px rgba(255,178,40,.4);
  transition:width .3s;
}
.trail-progress-lbl{font-size:11px;color:var(--t2);margin-top:6px;text-transform:uppercase;letter-spacing:.05em}

.trail-list{display:flex;flex-direction:column;gap:8px;margin:0 0 12px}
.trail-row{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:14px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.12);
  backdrop-filter:blur(8px) saturate(170%);
  -webkit-backdrop-filter:blur(8px) saturate(170%);
  transition:background .15s, border-color .15s, transform .15s, opacity .15s;
}
.trail-row.dragging{opacity:.5}
.trail-row.over{border-color:rgba(106,166,255,.6);background:rgba(106,166,255,.08)}
.trail-row.done{opacity:.75}
.trail-row.done .trail-title{text-decoration:line-through;color:var(--t2)}
.trail-handle{
  width:18px;color:var(--t2);font-size:14px;cursor:grab;user-select:none;flex-shrink:0;line-height:1;
}
.trail-check{
  width:24px;height:24px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.06);border:1.5px solid rgba(255,255,255,.25);
  font-size:14px;color:#7ce0a0;font-weight:700;flex-shrink:0;
}
.trail-row.done .trail-check{background:rgba(124,224,160,.18);border-color:rgba(124,224,160,.6)}
.trail-ico{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  font-size:18px;flex-shrink:0;overflow:hidden;
  box-shadow:0 4px 10px rgba(0,0,0,.25),inset 0 1px 0 rgba(255,255,255,.18);
}
.trail-ico .ico-img{width:24px;height:24px;display:block}
.trail-ico.tone-pink     {background:linear-gradient(135deg,#f23a83,#a52e6c)}
.trail-ico.tone-red      {background:linear-gradient(135deg,#d43f4f,#7c2630)}
.trail-ico.tone-indigo   {background:linear-gradient(135deg,#3b3f8a,#1f2257)}
.trail-ico.tone-lavender {background:linear-gradient(135deg,#a17de2,#5a3ea0)}
.trail-ico.tone-orange   {background:linear-gradient(135deg,#38bdf8,#1e40af)}
.trail-ico.tone-teal     {background:linear-gradient(135deg,#0fbab8,#066668)}

.recent-thumb-tone{
  display:grid;place-items:center;border:1px solid rgba(255,255,255,.18);
  box-shadow:0 6px 16px rgba(0,0,0,.3),inset 0 1px 0 rgba(255,255,255,.18);
}
.recent-thumb-tone .ico-img{width:30px;height:30px;display:block}
.recent-thumb-tone.tone-pink     {background:linear-gradient(135deg,#f23a83,#a52e6c)}
.recent-thumb-tone.tone-red      {background:linear-gradient(135deg,#d43f4f,#7c2630)}
.recent-thumb-tone.tone-indigo   {background:linear-gradient(135deg,#3b3f8a,#1f2257)}
.recent-thumb-tone.tone-lavender {background:linear-gradient(135deg,#a17de2,#5a3ea0)}
.recent-thumb-tone.tone-orange   {background:linear-gradient(135deg,#38bdf8,#1e40af)}
.recent-thumb-tone.tone-teal     {background:linear-gradient(135deg,#0fbab8,#066668)}
.trail-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.trail-kind{font-size:10px;color:var(--t2);text-transform:uppercase;letter-spacing:.06em}
.trail-title{font-size:13px;font-weight:600;color:var(--tx);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.trail-tools{display:flex;align-items:center;gap:4px;flex-shrink:0}
.trail-mini-btn{
  width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  color:var(--tx);cursor:pointer;font-size:11px;
}
.trail-mini-btn:hover{background:rgba(255,255,255,.12)}
.trail-mini-btn.trail-mini-reset{
  background:linear-gradient(135deg, rgba(255,180,80,.22), rgba(255,120,80,.18));
  border-color:rgba(255,170,90,.35);
  color:#ffd6a8;
  font-size:13px;line-height:1;
}
.trail-mini-btn.trail-mini-reset:hover{
  background:linear-gradient(135deg, rgba(255,180,80,.35), rgba(255,120,80,.28));
  border-color:rgba(255,170,90,.55);
}
.trail-go{
  padding:6px 10px;border-radius:10px;cursor:pointer;font-size:12px;font-weight:600;
  background:linear-gradient(135deg, rgba(106,166,255,.25), rgba(160,90,255,.22));
  border:1px solid rgba(255,255,255,.22);color:var(--tx);
}
.trail-go:hover{border-color:rgba(255,255,255,.4)}

.trail-empty{
  padding:24px 12px;text-align:center;color:var(--t2);font-size:13px;
  border-radius:14px;background:rgba(255,255,255,.03);
  border:1px dashed rgba(255,255,255,.18);
}

.trail-add-bar{
  display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;
  padding-top:12px;border-top:1px solid rgba(255,255,255,.08);
}
.trail-add-btn{
  padding:8px 12px;border-radius:10px;cursor:pointer;font-size:12px;font-weight:600;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.18);color:var(--tx);
}
.trail-add-btn:hover{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.32)}

.trail-picker{display:flex;flex-direction:column;gap:6px;max-height:60vh;overflow-y:auto}
.trail-picker-row{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:12px;cursor:pointer;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
}
.trail-picker-row:hover{background:rgba(255,255,255,.08)}
.trail-picker-ico{width:30px;height:30px;display:grid;place-items:center;font-size:16px;flex-shrink:0}
.trail-picker-title{flex:1;min-width:0;font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.trail-picker-go{font-size:18px;color:var(--t2)}

/* ============ Begin icon dentro do CTA "Comece por aqui" ============ */
.trail-cta-ico .ico-img{
  width:28px;height:28px;
  filter:drop-shadow(0 2px 4px rgba(0,0,0,.4));
}

/* ============ Trail page (rota /trail) ============ */
.page-trail{}
.trail-page-hdr{
  display:flex;align-items:center;gap:12px;margin:0 0 6px;
}
.trail-back{
  width:38px !important;height:38px !important;border-radius:50% !important;flex-shrink:0;
  display:grid !important;place-items:center;
}
.trail-page-title{flex:1;min-width:0}
.trail-page-tag{
  font-size:10px;font-weight:700;letter-spacing:.14em;
  color:var(--t2);text-transform:uppercase;margin-bottom:2px;
}
.trail-page-title h1{
  font-size:28px;font-weight:800;letter-spacing:-.025em;
  color:var(--ink-glass);margin:0;line-height:1.05;
}
.trail-page-sub{
  color:var(--t2);font-size:13px;margin:0 0 16px;
}

/* ============ Aulas arquivadas ============ */
.trail-archived-btn{
  display:flex;align-items:center;gap:12px;width:100%;margin-top:16px;
  padding:14px;border-radius:14px;cursor:pointer;text-align:left;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);color:var(--tx);
}
.trail-archived-btn:hover{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.28)}
.trail-archived-ico{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(106,166,255,.28),rgba(160,90,255,.24));
}
.trail-archived-ico svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.8}
.trail-archived-txt{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.trail-archived-txt b{font-size:14px;font-weight:700}
.trail-archived-txt small{font-size:11.5px;color:var(--t2)}
.trail-archived-chev{font-size:22px;color:var(--t2);flex-shrink:0}

.arch-list{display:flex;flex-direction:column;gap:10px}
.arch-card{
  display:block;width:100%;text-align:left;cursor:pointer;
  padding:14px;border-radius:14px;color:var(--tx);
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
}
.arch-card:hover{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.28)}
.arch-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.arch-card-date{font-size:14px;font-weight:700}
.arch-card-chev{font-size:20px;color:var(--t2)}
.arch-card-stats,.arch-detail-stats{display:flex;flex-wrap:wrap;gap:6px}
.arch-card-stats span,.arch-detail-stats span{
  font-size:11px;color:var(--t2);padding:3px 9px;border-radius:50px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
}
.arch-detail-stats{margin-bottom:14px}
.arch-detail-date{font-size:13px;color:var(--t2);margin:-4px 0 12px}
.arch-detail-sec{
  font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--t2);margin:14px 0 8px;
}
.arch-aula-list{display:flex;flex-direction:column;gap:8px}
.arch-aula-row{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:12px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
}
.arch-aula-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.arch-aula-kind{font-size:10px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--t2)}
.arch-aula-title{font-size:13px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.arch-open-btn{
  flex-shrink:0;padding:7px 12px;border-radius:10px;cursor:pointer;font-size:12px;font-weight:600;
  background:linear-gradient(135deg,rgba(106,166,255,.25),rgba(160,90,255,.22));
  border:1px solid rgba(255,255,255,.22);color:var(--tx);
}
.arch-gone{font-size:11px;color:var(--t2);font-style:italic;flex-shrink:0}
.arch-w-block{margin-bottom:10px;padding-bottom:10px;border-bottom:1px solid rgba(255,255,255,.08)}
.arch-w-block:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}

/* ============ Banco de aulas prontas ============ */
.lb-bar{
  display:flex;flex-direction:column;gap:8px;margin-top:10px;
  padding-top:12px;border-top:1px solid rgba(255,255,255,.08);
}
.lb-bar-btn{
  display:flex;align-items:center;gap:12px;width:100%;text-align:left;
  padding:13px;border-radius:14px;cursor:pointer;color:var(--tx);
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
}
.lb-bar-btn:hover{background:rgba(255,255,255,.09);border-color:rgba(255,255,255,.28)}
.lb-bar-btn:disabled{opacity:.5;cursor:not-allowed}
.lb-bar-btn:disabled:hover{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.14)}
.lb-bar-save{
  background:linear-gradient(135deg,rgba(106,166,255,.18),rgba(160,90,255,.16));
  border-color:rgba(255,255,255,.2);
}
.lb-bar-save:hover{background:linear-gradient(135deg,rgba(106,166,255,.28),rgba(160,90,255,.24))}
.lb-bar-ico{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(106,166,255,.28),rgba(160,90,255,.24));
}
.lb-bar-ico svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:1.9}
.lb-bar-ico .ico-img{width:22px;height:22px}
.lb-bar-txt{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.lb-bar-txt b{font-size:14px;font-weight:700}
.lb-bar-txt small{font-size:11.5px;color:var(--t2)}

.lb-sheet-sub{font-size:12.5px;color:var(--t2);margin:-4px 0 14px;line-height:1.5}
.lb-opt{color:var(--t3);font-weight:400}

/* preview dos exercícios no sheet de salvar */
.lb-prev-sec{
  font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--t2);margin:16px 0 8px;
}
.lb-prev-list{display:flex;flex-direction:column;gap:6px;max-height:34vh;overflow-y:auto}
.lb-prev-row{
  display:flex;align-items:center;gap:10px;
  padding:9px 11px;border-radius:11px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
}
.lb-prev-kind{
  font-size:10px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  color:var(--t2);flex-shrink:0;padding:3px 8px;border-radius:50px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);
}
.lb-prev-title{
  flex:1;min-width:0;font-size:12.5px;font-weight:600;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.lb-prev-sec-empty{
  font-size:11.5px;font-weight:600;letter-spacing:0;text-transform:none;
  color:var(--t3);background:rgba(255,255,255,.04);
  border:1px dashed rgba(255,255,255,.16);border-radius:10px;
  padding:10px 12px;margin:14px 0 4px;
}

/* v3.1.9 — seletor de vocab no sheet de salvar aula */
.lb-vocab-sec{margin-top:14px}
.lb-vocab-h{
  display:flex;align-items:center;justify-content:space-between;
  gap:10px;margin-bottom:8px;
}
.lb-vocab-h>span{
  font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--t2);
}
.lb-vocab-tools{display:inline-flex;gap:4px;padding:2px;border-radius:8px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12)}
.lb-vocab-tool{
  border:0;background:transparent;color:var(--t2);
  font-size:11px;font-weight:700;letter-spacing:.03em;
  padding:5px 10px;border-radius:6px;cursor:pointer;
  transition:background .15s ease,color .15s ease;
}
.lb-vocab-tool:hover{background:rgba(255,255,255,.08);color:var(--tx)}
.lb-vocab-list{
  display:flex;flex-direction:column;gap:4px;
  max-height:28vh;overflow-y:auto;
  padding:6px;border-radius:12px;
  background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.1);
}
.lb-vocab-row{
  display:grid;grid-template-columns:18px 1fr 1fr;
  align-items:center;gap:10px;
  padding:7px 9px;border-radius:9px;cursor:pointer;
  transition:background .12s ease;
}
.lb-vocab-row:hover{background:rgba(255,255,255,.06)}
.lb-vocab-row input{accent-color:#ff5d8f;width:14px;height:14px}
.lb-vocab-en{font-size:13px;font-weight:700;color:var(--tx)}
.lb-vocab-pt{font-size:11.5px;color:var(--t3);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.lb-vocab-foot{
  margin-top:6px;font-size:11px;color:var(--t3);font-style:italic;
}

/* lista de aulas do banco */
.lb-list{display:flex;flex-direction:column;gap:10px;max-height:56vh;overflow-y:auto}
.lb-card{
  display:flex;flex-direction:column;gap:10px;
  padding:13px;border-radius:14px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
}
.lb-card-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}
.lb-card-name{font-size:14.5px;font-weight:700;line-height:1.25}
.lb-card-desc{font-size:12px;color:var(--t2);line-height:1.45}
.lb-card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px}
.lb-card-count,.lb-card-sum{
  font-size:10.5px;color:var(--t2);padding:3px 9px;border-radius:50px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);
}
.lb-card-count{
  color:var(--tx);font-weight:600;
  background:linear-gradient(135deg,rgba(106,166,255,.22),rgba(160,90,255,.18));
}
.lb-card-by{font-size:11px;color:var(--t3);margin-top:2px}
.lb-card-actions{
  display:flex;gap:8px;align-items:stretch;
  padding-top:10px;border-top:1px solid rgba(255,255,255,.08);
}
.lb-apply-btn{
  flex:1;padding:10px 13px;border-radius:11px;cursor:pointer;font-size:12.5px;font-weight:700;
  background:linear-gradient(135deg,rgba(106,166,255,.3),rgba(160,90,255,.26));
  border:1px solid rgba(255,255,255,.24);color:var(--tx);white-space:nowrap;
}
.lb-apply-btn:hover{background:linear-gradient(135deg,rgba(106,166,255,.42),rgba(160,90,255,.36))}
.lb-del-btn{
  flex-shrink:0;width:40px;border-radius:11px;cursor:pointer;
  display:grid;place-items:center;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);color:var(--t2);
}
.lb-del-btn:hover{background:rgba(244,63,94,.18);border-color:rgba(244,63,94,.4);color:#fff}
.lb-del-btn svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:2.4}

/* ============ 3-line drag handle (≡) ============ */
.trail-handle{
  width:22px;height:30px;flex-shrink:0;
  display:flex;flex-direction:column;justify-content:center;gap:4px;
  cursor:grab;touch-action:none;user-select:none;
  padding:4px 6px;border-radius:6px;
}
.trail-handle:active{cursor:grabbing;background:rgba(255,255,255,.08)}
.trail-handle span{
  display:block;height:2px;width:100%;
  background:rgba(255,255,255,.4);border-radius:2px;
}
.trail-row.dragging{
  background:rgba(106,166,255,.12);
  border-color:rgba(106,166,255,.5);
  box-shadow:0 16px 36px rgba(0,0,0,.4);
}

/* ============ Botão flutuante "Próximo" — amarelo translúcido ============ */
.trail-next-fab{
  position:fixed;left:50%;bottom:calc(var(--sb) + 230px);transform:translateX(-50%);
  z-index:9999;
  display:inline-flex;align-items:center;gap:10px;
  padding:11px 22px;border-radius:999px;cursor:pointer;
  background:linear-gradient(135deg, rgba(255,213,74,.32), rgba(255,167,51,.32));
  color:#fff8d8;
  border:1px solid rgba(255,213,74,.5);
  box-shadow:
    0 12px 32px rgba(255,167,51,.28),
    inset 0 1px 0 rgba(255,255,255,.32),
    0 0 0 1px rgba(255,213,74,.18);
  backdrop-filter:blur(16px) saturate(200%);
  -webkit-backdrop-filter:blur(16px) saturate(200%);
  font-size:14px;font-weight:700;letter-spacing:.01em;
  text-shadow:0 1px 2px rgba(0,0,0,.35);
  transition:transform .15s, opacity .25s, background .25s, color .25s, box-shadow .25s;
  animation:trail-next-pop .35s ease;
}
.trail-next-fab.ready:hover{
  transform:translateX(-50%) translateY(-2px);
  background:linear-gradient(135deg, rgba(255,213,74,.45), rgba(255,167,51,.45));
  border-color:rgba(255,213,74,.7);
}
.trail-next-arrow{font-size:18px;line-height:1;color:#ffe89a}
@keyframes trail-next-pop{
  0%{transform:translateX(-50%) scale(.85);opacity:0}
  100%{transform:translateX(-50%) scale(1);opacity:1}
}

/* circled "+" used in place of the old add-user icon */
.ico-plus-circle{
  display:inline-grid;place-items:center;
  width:28px;height:28px;border-radius:50%;
  border:1.5px solid currentColor;
  background:transparent;
  flex-shrink:0;
}
.ico-plus-circle .ico-img{width:16px;height:16px;display:block}

/* ============ PWA viewport / iPhone safe area ============ */
html,body,#app,.pages{
  min-height:100dvh !important;
  height:100dvh !important;
}
@supports (height:100lvh){
  html,body,#app,.pages{min-height:100lvh !important;height:100lvh !important}
}
/* dark safe-area overlay only in night mode (preserves day-mode gradient) */
body.night::after{
  content:'';
  position:fixed;
  left:0;right:0;bottom:0;
  height:max(28px,var(--sb));
  background:radial-gradient(120% 100% at 50% 0%,rgba(20,10,32,.96),#0a0612 70%);
  z-index:0;
  pointer-events:none;
}
.page{padding-bottom:calc(174px + var(--sb)) !important}
.viewer,.np,.lyr,.viewer-np{
  min-height:100dvh !important;
  height:100dvh !important;
}

/* ============ Section pages opened from Home tiles ============ */
.section-page-hdr{
  display:grid;
  grid-template-columns:40px 52px minmax(0,1fr);
  gap:12px;
  align-items:center;
  margin:2px 0 22px;
}
.section-page-icon{
  width:52px;height:52px;border-radius:14px;
  display:grid;place-items:center;
  box-shadow:0 8px 20px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.28);
  overflow:hidden;
}
.section-page-icon .ico-img{width:34px;height:34px}
.section-page-icon svg{width:30px;height:30px}
.section-page-copy{min-width:0}
.section-page-label{
  font-size:10px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--ink-3);margin-bottom:3px;
}
.section-page-copy h1{
  font-size:30px;line-height:1;font-weight:850;letter-spacing:-.025em;
  color:var(--ink-glass);
}
.section-page-copy p{
  margin-top:7px;font-size:13px;line-height:1.4;color:var(--ink-2);
  max-width:48ch;
}
.section-page-body{padding-bottom:24px}
.library-pick{
  display:flex !important;align-items:center;justify-content:center;gap:8px;
  background:rgba(255,255,255,.08) !important;color:var(--ink-glass) !important;
  border:1px solid rgba(255,255,255,.18) !important;
}
.library-pick svg{width:18px;height:18px}
.library-action-btn,.anki-large-cta{
  width:100%;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.04);
  color:var(--ink-glass);
  border-radius:18px;
  padding:16px;
  display:flex;align-items:center;gap:12px;
  cursor:pointer;
  box-shadow:0 10px 28px rgba(0,0,0,.28),inset 0 1px 0 rgba(255,255,255,.1);
}
.library-action-btn .ico-img{width:24px;height:24px}
.anki-dashboard{display:grid;gap:10px;margin-bottom:20px}
.anki-large-cta{
  min-height:92px;
  background:rgba(20,10,32,.34);
  backdrop-filter:blur(8px) saturate(200%);
  -webkit-backdrop-filter:blur(8px) saturate(200%);
}
.anki-large-cta span{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,#3aa7f2,#a17de2);
}
.anki-large-cta span svg{width:26px;height:26px}
.anki-large-cta strong{font-size:18px;letter-spacing:-.01em}
.anki-large-cta small{display:block;color:var(--ink-3);font-size:12px;margin-top:3px}
.vocab-page-list{display:flex;flex-direction:column;gap:8px}
.vocab-page-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 14px;border-radius:14px;
  background:rgba(255,255,255,.035);
  border:1px solid rgba(255,255,255,.12);
}
.vocab-page-en{font-weight:800;font-size:15px}
.vocab-page-pt{font-size:12px;color:var(--ink-2);margin-top:2px}
.vocab-page-row span{
  font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);
  flex-shrink:0;
}

/* ============ Games as real quiz cards ============ */
.games-grid{display:grid;grid-template-columns:1fr;gap:10px}
.game-card{
  display:grid;
  grid-template-columns:54px minmax(0,1fr) 38px;
  gap:12px;
  align-items:center;
  padding:12px;
  border-radius:18px;
  background:rgba(255,255,255,.035);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 12px 28px rgba(0,0,0,.28),inset 0 1px 0 rgba(255,255,255,.1);
  cursor:pointer;
}
.game-card-ico{
  position:relative;
  width:54px;height:54px;border-radius:15px;display:grid;place-items:center;
  box-shadow:0 8px 18px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.28);
}
.game-card-ico .ico-img,.game-card-ico svg{width:32px;height:32px}
.game-card-info{min-width:0}
.game-card-kicker{
  font-size:10px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);
  margin-bottom:4px;
}
.game-card-info h3{
  font-size:16px;line-height:1.25;font-weight:800;color:var(--ink-glass);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.game-card-info p{font-size:12px;color:var(--ink-2);line-height:1.35;margin-top:3px}
.game-card-play{
  width:38px;height:38px;border-radius:50%;border:0;
  background:rgba(255,255,255,.95);color:#1a0a30;
  display:grid;place-items:center;cursor:pointer;
}
.game-card-play svg{width:16px;height:16px}
.game-view-head{
  display:flex;gap:14px;align-items:flex-start;
  padding:16px;border-radius:18px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.14);
}
.game-view-ico{
  width:54px;height:54px;border-radius:16px;display:grid;place-items:center;
  background:linear-gradient(135deg,#0fbab8,#066668);flex-shrink:0;
}
.game-view-ico svg{width:32px;height:32px}
.game-view-head h2{font-size:22px;line-height:1.1;margin:8px 0 6px;letter-spacing:-.02em}
.game-view-head p{font-size:13px;color:var(--ink-2);line-height:1.45}

/* ============ Reading recorder and teacher grading ============ */
.reading-recorder{
  margin:0 0 18px;
  padding:12px;
  border-radius:18px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.14);
}
.record-btn{
  width:100%;
  display:flex;align-items:center;gap:12px;
  border:0;background:transparent;color:var(--ink-glass);
  cursor:pointer;text-align:left;
}
.record-mic-circle{
  width:54px;height:54px;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#ff4d8d,#8d4dff);
  box-shadow:0 10px 26px rgba(255,77,141,.25),inset 0 1px 0 rgba(255,255,255,.36);
  flex-shrink:0;
}
.record-mic-circle img{width:28px;height:28px;object-fit:contain}
.record-btn-copy strong{display:block;font-size:16px;letter-spacing:-.01em}
.record-btn-copy small{display:block;font-size:12px;color:var(--ink-2);margin-top:3px}
.record-status{margin:10px 2px 0;font-size:12px;color:var(--ink-3)}
.record-preview{width:100%;margin-top:10px}
.record-btn.is-recording .record-mic-circle{
  background:linear-gradient(135deg,#ff3b3b,#a31d5d);
  animation:recordPulse 1.1s ease-in-out infinite;
}
@keyframes recordPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.06)}}
.recording-list{display:flex;flex-direction:column;gap:10px;margin-top:12px}
.recording-review-row{
  padding:12px;border-radius:14px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.12);
}
.recording-review-top{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:10px}
.recording-review-top b{display:block;font-size:13px}
.recording-review-top span{display:block;font-size:11px;color:var(--ink-3);margin-top:2px}
.recording-review-row audio{width:100%}
.recording-grade{
  width:74px;border-radius:10px;border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);color:var(--ink-glass);
  padding:9px 10px;font-weight:800;text-align:center;
}

/* ============ Now Playing mobile overlap fix ============ */
.np{
  display:grid !important;
  grid-template-rows:auto minmax(190px,1fr) auto auto auto auto;
  overflow:hidden !important;
}
.np-art{
  min-height:0 !important;
  padding:6px 0 12px !important;
}
.np-art .art{
  width:min(76vw,360px,46dvh) !important;
  max-height:46dvh !important;
}
.np-info{
  position:relative;
  z-index:2;
  align-items:center !important;
  padding:8px 4px 12px !important;
}
.np-info .ttl{font-size:clamp(18px,5vw,22px) !important}
@media(max-height:720px){
  .np{grid-template-rows:auto minmax(160px,1fr) auto auto auto auto}
  .np-art .art{width:min(68vw,300px,38dvh) !important;max-height:38dvh !important}
  .np-top{padding-bottom:10px !important}
  .np-ctrls{padding:4px 8px 8px !important}
}
.viewer-np.is-landscape .np-art .art{max-height:none !important}

/* ============================================================
   SPACED REPETITION STUDY SESSION (v3.0.4)
   Flip-to-answer · typed recall · multiple choice · audio
   ============================================================ */
.srs-stage{position:relative;display:flex;flex-direction:column;gap:13px;padding-top:2px}
.srs-stage [hidden]{display:none !important}
.srs-stage *{font-family:var(--fn)}

/* head — progress with milestone dots */
.srs-head{display:flex;flex-direction:column;gap:8px}
.srs-progress{position:relative;height:8px;border-radius:8px;
  background:rgba(150,190,225,.32);overflow:hidden}
.srs-progress-fill{position:absolute;left:0;top:0;height:100%;border-radius:8px;
  background:linear-gradient(90deg,#4fae73,#74c79a);transition:width .5s var(--ease-out)}
.srs-progress-dot{position:absolute;top:50%;width:5px;height:5px;border-radius:50%;
  background:rgba(8,12,22,.55);transform:translate(-50%,-50%)}
.srs-meta{display:flex;justify-content:space-between;align-items:center}
.srs-count{font-size:12px;font-weight:700;letter-spacing:.04em;color:var(--ink-2)}
.srs-mode{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}

/* flip container */
.srs-flip-wrap{perspective:1600px;min-height:416px}
.srs-flip{position:relative;width:100%;height:416px;transform-style:preserve-3d;
  transition:transform .52s cubic-bezier(.4,.1,.2,1)}
.srs-flip.flipped{transform:rotateY(180deg)}

/* a card face / static card surface */
.srs-face,.srs-card-mc{
  --cat:#9b6cf2;
  border-radius:24px;overflow:hidden;isolation:isolate;
  background:rgba(24,14,36,.62);
  backdrop-filter:blur(16px) saturate(170%);
  -webkit-backdrop-filter:blur(16px) saturate(170%);
  border:1px solid rgba(255,255,255,.13);
  box-shadow:0 26px 60px rgba(0,0,0,.52),inset 0 1px 0 rgba(255,255,255,.12),
    0 0 0 1px color-mix(in srgb,var(--cat) 16%,transparent);
  display:flex;flex-direction:column;padding:16px 16px 18px;
}
.srs-face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;
  overflow-y:auto}
.srs-back{transform:rotateY(180deg)}
.srs-card-mc{position:relative;min-height:296px}
.srs-face::before,.srs-card-mc::before{
  content:'';position:absolute;left:0;right:0;top:0;height:2px;z-index:3;
  background:linear-gradient(90deg,transparent,var(--cat),transparent);opacity:.75}
.srs-face::after,.srs-card-mc::after{
  content:'';position:absolute;left:-20%;top:-30%;width:70%;height:55%;z-index:0;pointer-events:none;
  background:radial-gradient(circle,color-mix(in srgb,var(--cat) 46%,transparent),transparent 70%);
  filter:blur(34px);opacity:.5}
.srs-face>*,.srs-card-mc>*{position:relative;z-index:1}

/* card chrome */
.srs-card-top{display:flex;justify-content:space-between;align-items:center;gap:10px}
.srs-cat{display:inline-flex;align-items:center;gap:6px;font-size:10px;font-weight:800;
  letter-spacing:.11em;text-transform:uppercase;color:var(--ink-2)}
.srs-cat-dot{width:7px;height:7px;border-radius:50%;background:var(--cat);box-shadow:0 0 9px var(--cat)}
.srs-heat-tag{display:inline-flex;align-items:center;gap:6px;font-size:10px;font-weight:700;color:var(--ink-3)}
.srs-heat-dot{width:6px;height:6px;border-radius:50%;background:#5a8fd6}
.srs-heat-new       .srs-heat-dot,.vocab-heat.srs-heat-new       {background:#5a8fd6;box-shadow:0 0 8px #5a8fd6}
.srs-heat-unstable  .srs-heat-dot,.vocab-heat.srs-heat-unstable  {background:#9d86d4;box-shadow:0 0 8px #9d86d4}
.srs-heat-strong    .srs-heat-dot,.vocab-heat.srs-heat-strong    {background:#d6a35e;box-shadow:0 0 8px #d6a35e}
.srs-heat-forgetting .srs-heat-dot,.vocab-heat.srs-heat-forgetting{background:#98a0bd;box-shadow:0 0 7px #98a0bd}

/* face body */
.srs-face-body{flex:1;display:flex;flex-direction:column;align-items:center;
  justify-content:center;gap:13px;text-align:center;padding:6px 4px}
.srs-kicker{font-size:11px;font-weight:600;letter-spacing:.05em;color:var(--ink-3)}
.srs-word{font-family:Georgia,'Times New Roman',serif;font-size:40px;font-weight:700;
  line-height:1.12;color:var(--ink-glass);letter-spacing:-.01em;
  display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}
.srs-word-sm{font-size:27px;font-style:italic}
.srs-example{font-size:16px;line-height:1.55;color:var(--ink-2);max-width:31ch;margin:0}
.srs-example strong{color:var(--ink-glass);font-weight:700}

/* listening-first trigger */
.srs-listen{display:flex;flex-direction:column;align-items:center;gap:13px;
  background:none;border:none;cursor:pointer;color:var(--ink-glass)}
.srs-listen-ico{display:grid;place-items:center;width:92px;height:92px;border-radius:50%;
  background:radial-gradient(circle at 50% 38%,color-mix(in srgb,var(--cat) 44%,transparent),rgba(255,255,255,.05));
  border:1px solid rgba(255,255,255,.2);animation:srsRipple 2.6s ease-out infinite}
.srs-listen-ico svg{width:34px;height:34px}
.srs-listen-txt{font-size:13px;font-weight:600;color:var(--ink-2)}
.srs-listen.played .srs-listen-ico{animation:none}
@keyframes srsRipple{
  0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--cat) 40%,transparent)}
  70%{box-shadow:0 0 0 24px transparent}100%{box-shadow:0 0 0 0 transparent}}

/* tap cue */
.srs-tap-cue{display:flex;flex-direction:column;align-items:center;gap:4px;padding-top:6px}
.srs-tap-bubble{background:#a9cbe6;color:#102539;font-size:12px;font-weight:700;
  padding:8px 14px;border-radius:11px;position:relative}
.srs-tap-bubble::after{content:'';position:absolute;left:50%;bottom:-5px;width:10px;height:10px;
  background:#a9cbe6;transform:translateX(-50%) rotate(45deg)}
.srs-tap-hand{color:rgba(255,255,255,.6)}
.srs-tap-hand svg{width:26px;height:26px}

/* speaker buttons */
.srs-speak{display:inline-grid;place-items:center;border-radius:50%;cursor:pointer;
  border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.07);color:var(--ink-2);
  transition:transform .18s var(--ease-out),background .2s ease}
.srs-speak.sm{width:32px;height:32px}.srs-speak.sm svg{width:16px;height:16px}
.srs-speak.xs{width:24px;height:24px;vertical-align:middle;margin-left:6px}
.srs-speak.xs svg{width:13px;height:13px}
.srs-speak:active{transform:scale(.9);background:rgba(255,255,255,.13)}

/* typed answer */
.srs-input-block{display:flex;flex-direction:column;gap:12px;width:100%;align-items:center}
.srs-input{width:100%;max-width:280px;padding:13px 15px;border-radius:13px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  color:var(--ink-glass);font-size:16px;text-align:center;outline:none;
  transition:border-color .2s ease}
.srs-input:focus{border-color:color-mix(in srgb,var(--cat) 60%,transparent)}
.srs-input::placeholder{color:var(--ink-4)}
.srs-confirm{width:100%;max-width:280px;padding:13px 16px;border-radius:13px;border:none;cursor:pointer;
  font-size:14px;font-weight:700;color:#0e1a10;
  background:linear-gradient(180deg,#74c79a,#4fae73);
  box-shadow:0 8px 20px rgba(79,174,115,.3);transition:transform .18s var(--ease-out)}
.srs-confirm:active{transform:scale(.97)}

/* revealed answer */
.srs-reveal-block{display:flex;flex-direction:column;gap:13px;width:100%;
  animation:srsFade .26s var(--ease-out)}
.srs-your{display:flex;align-items:center;gap:8px;justify-content:center;flex-wrap:wrap;
  padding:9px 13px;border-radius:11px;border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.04)}
.srs-your-lbl{font-size:9px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-4)}
.srs-your-txt{font-size:14px;font-weight:600;color:var(--ink-2)}
.srs-your-mark{display:inline-grid;place-items:center}
.srs-your-mark svg{width:15px;height:15px}
.srs-your.is-match{border-color:rgba(95,201,140,.5);background:rgba(95,201,140,.12)}
.srs-your.is-match .srs-your-mark{color:#5fc98c}
.srs-your.is-miss{border-color:rgba(217,138,106,.5);background:rgba(217,138,106,.1)}
.srs-your.is-miss .srs-your-mark{color:#d98a6a}
.srs-correct-label{font-size:10px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ink-4);margin-bottom:5px}
.srs-main{font-size:25px;font-weight:800;color:var(--ink-glass);
  display:flex;align-items:center;justify-content:center;gap:8px;flex-wrap:wrap}
.srs-correct .srs-example{margin-top:11px;font-style:italic;font-size:14px}
.srs-correct .anki-conj{margin-top:12px;background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);text-align:left}
.srs-correct .anki-conj-lbl{color:var(--ink-3)}
.srs-correct .anki-conj-val{color:var(--ink-glass)}
@keyframes srsFade{from{opacity:0;filter:blur(7px);transform:translateY(5px)}
  to{opacity:1;filter:blur(0);transform:translateY(0)}}

/* dica */
.srs-dica-wrap{display:flex;flex-direction:column;align-items:center;gap:9px}
.srs-dica{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;border-radius:50px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  color:var(--ink-2);font-size:13px;font-weight:600;cursor:pointer;
  transition:opacity .2s ease}
.srs-dica svg{width:15px;height:15px}
.srs-dica.used{opacity:.34}
.srs-hint{font-size:13px;line-height:1.5;color:var(--ink-2);max-width:32ch;text-align:center;
  animation:srsFade .24s var(--ease-out)}

/* grading — three circular buttons */
.srs-grade{display:flex;justify-content:center;gap:24px;padding-top:2px;
  animation:srsFade .28s var(--ease-out)}
.srs-g{display:flex;flex-direction:column;align-items:center;gap:7px;
  background:none;border:none;cursor:pointer}
.srs-g-ic{display:grid;place-items:center;width:62px;height:62px;border-radius:50%;
  border:1.5px solid;transition:transform .18s var(--ease-out),box-shadow .2s ease}
.srs-g-ic svg{width:25px;height:25px}
.srs-g b{font-size:12px;font-weight:600;color:var(--ink-2)}
.srs-g-again .srs-g-ic{border-color:#c77d3a;background:rgba(199,125,58,.17);color:#e3a368}
.srs-g-hard  .srs-g-ic{border-color:#5a8fd6;background:rgba(90,143,214,.17);color:#8fb6e6}
.srs-g-good  .srs-g-ic{border-color:#3a9d6a;background:rgba(58,157,106,.2);color:#74d3a2}
.srs-g:active .srs-g-ic{transform:scale(.91)}
.srs-g.suggested .srs-g-ic{box-shadow:0 0 0 4px color-mix(in srgb,currentColor 26%,transparent)}
.srs-g.chosen .srs-g-ic{transform:scale(1.07)}
.srs-g.chosen b{color:var(--ink-glass)}

/* multiple choice */
.srs-mc{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.srs-mc-opt{padding:21px 12px;border-radius:16px;border:none;cursor:pointer;
  background:#9fc3e0;color:#13243a;font-size:15px;font-weight:700;line-height:1.25;
  box-shadow:0 7px 16px rgba(0,0,0,.36);transition:transform .15s var(--ease-out),
    filter .2s ease,opacity .2s ease}
.srs-mc-opt:active{transform:scale(.97)}
.srs-mc-opt.correct{background:#5fc98c;color:#06210f}
.srs-mc-opt.wrong{background:#d98a6a;color:#2a0f06}
.srs-mc.done .srs-mc-opt{cursor:default}
.srs-mc.done .srs-mc-opt:not(.correct):not(.wrong){opacity:.42}

/* post-grade feedback */
.srs-flash{position:absolute;inset:0;z-index:6;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:8px;text-align:center;padding:24px;
  background:rgba(16,8,26,.82);backdrop-filter:blur(9px);-webkit-backdrop-filter:blur(9px);
  opacity:0;transition:opacity .3s var(--ease-out)}
.srs-flash.show{opacity:1}
.srs-flash-msg{font-size:17px;font-weight:700;color:var(--ink-glass)}
.srs-flash-meta{font-size:12px;color:var(--ink-2);line-height:1.5}
.srs-flash-meta b{color:var(--heat,#9d86d4)}

/* session summary */
.srs-summary{display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;padding:18px 14px}
.srs-summary-ico{display:grid;place-items:center;width:62px;height:62px;border-radius:50%;
  background:radial-gradient(circle at 50% 36%,rgba(157,134,212,.4),rgba(255,255,255,.04));
  border:1px solid rgba(255,255,255,.16)}
.srs-summary-ico svg{width:28px;height:28px;color:var(--ink-glass)}
.srs-summary h3{font-size:20px;font-weight:800;color:var(--ink-glass)}
.srs-summary-line{font-size:13px;color:var(--ink-2)}
.srs-summary-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;width:100%;margin-top:4px}
.srs-summary-grid div{display:flex;flex-direction:column;gap:2px;padding:12px 4px;border-radius:13px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08)}
.srs-summary-grid b{font-size:21px;font-weight:800;color:var(--ink-glass)}
.srs-summary-grid span{font-size:9px;letter-spacing:.05em;text-transform:uppercase;color:var(--ink-3)}
.srs-summary-note{font-size:11px;color:var(--ink-3);line-height:1.5;max-width:31ch;margin-top:2px}
.srs-summary-btn{width:100%;margin-top:6px}

/* progression strip (anki page) */
.srs-ladder{display:flex;gap:4px;align-items:flex-end;padding:16px 12px 14px;margin-bottom:16px;
  border-radius:18px;background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.1);
  overflow-x:auto}
.srs-ladder-step{flex:0 0 auto;width:58px;display:flex;flex-direction:column;align-items:center;gap:6px}
.srs-ladder-bar{width:13px;border-radius:5px;
  background:linear-gradient(180deg,#d6a35e,#9d86d4 60%,#5a8fd6);opacity:.85}
.srs-ladder-h{width:100%;font-size:9.5px;font-weight:700;color:var(--ink-2);text-align:center}
.srs-ladder-l{width:100%;font-size:8px;font-weight:600;letter-spacing:.02em;
  color:var(--ink-4);text-align:center;line-height:1.3}

/* vocab rows */
.vocab-page-row{display:flex;align-items:center;gap:12px}
.vocab-heat{flex:0 0 auto;width:9px;height:9px;border-radius:50%;background:#5a8fd6}
.vocab-page-row>div{flex:1}
.vocab-stage{display:flex;flex-direction:column;align-items:flex-end;gap:1px;
  font-size:11px;font-weight:700;color:var(--ink-2)}
.vocab-stage small{font-size:9px;font-weight:600;color:var(--ink-4)}

@media(prefers-reduced-motion:reduce){
  .srs-flip{transition-duration:.01ms}
  .srs-listen-ico{animation:none}
  .srs-reveal-block,.srs-grade,.srs-hint{animation-duration:.01ms}
}

/* ============================================================
   v3.0.5 — múltipla escolha mais perto · PiP · controle de fonte
   ============================================================ */
/* Feature 3 — opções de múltipla escolha sobem para perto do card */
.srs-mc-wrap{min-height:0 !important}
.srs-card-mc{min-height:236px}

/* Feature 4 — botões do topo do vídeo + modo picture-in-picture */
.vp-top-acts{display:flex;gap:6px;align-items:center}
#viewer-host.pip-active .viewer{display:none !important}

/* Feature 6 — controle A− / A+ de tamanho de fonte */
.font-ctl{display:inline-flex;gap:6px;flex-shrink:0}
.font-btn{
  display:inline-flex;align-items:baseline;justify-content:center;gap:1px;
  min-width:42px;padding:7px 11px;border-radius:10px;cursor:pointer;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  color:var(--tx);font-family:var(--fn);font-weight:800;line-height:1;
  transition:transform .15s var(--ease-out),background .2s ease;
}
.font-btn span{font-size:11px;font-weight:700}
.font-btn[data-font="inc"]{font-size:18px}
.font-btn[data-font="dec"]{font-size:13px}
.font-btn:active{transform:scale(.93);background:rgba(255,255,255,.13)}
.read-toolbar{display:flex;justify-content:space-between;align-items:center;
  gap:10px;margin-bottom:14px;flex-wrap:wrap}
.read-badges{display:flex;gap:8px;flex-wrap:wrap}
.write-toolbar{display:flex;justify-content:space-between;align-items:center;
  gap:10px;margin:12px 0}
.write-toolbar-lbl{font-size:12px;color:var(--ink-2,rgba(255,255,255,.66));font-weight:600}
.read-art{transition:font-size .15s var(--ease-out)}

/* ============================================================
   v3.0.6 — SETTINGS DRAWER · estilo "App Switcher" da Apple
   A tela de início encolhe num cartão e recua para a esquerda
   (metade visível), revelando o menu sobre o fundo escuro.
   ============================================================ */
:root{ --sd-ease:cubic-bezier(.32,.72,0,1); --sd-dur:.52s; }

/* a tela de início vira um cartão que recua para a esquerda */
#app{
  transition:transform var(--sd-dur) var(--sd-ease),
             border-radius var(--sd-dur) var(--sd-ease),
             box-shadow var(--sd-dur) var(--sd-ease),
             background .5s var(--sd-ease);
  transform-origin:50% 50%;
  will-change:transform;
}
#app.drawer-open{
  transform:scale(.7) translateX(-73%);
  border-radius:46px;
  overflow:hidden;
  z-index:95;                       /* acima do fundo escuro */
  box-shadow:0 36px 90px rgba(0,0,0,.6);
  cursor:pointer;                   /* tocar no cartão fecha */
  /* cartão opaco (o fundo do drawer não vaza por dentro dele).
     DIURNO — recria o brilho colorido vibrante da Home. */
  background:
    radial-gradient(62% 52% at 14% 11%, rgba(74,160,255,.62), transparent 71%),
    radial-gradient(58% 48% at 91% 5%,  rgba(140,110,236,.55), transparent 72%),
    radial-gradient(86% 62% at 73% 93%, rgba(22,200,190,.55), transparent 75%),
    linear-gradient(158deg,#2c2152 0%,#1a2648 52%,#103230 100%);
}
/* NOTURNO — mesma estrutura de 4 camadas (brilhos com alpha 0)
   p/ o navegador interpolar suavemente entre claro e escuro. */
body.night #app.drawer-open{
  background:
    radial-gradient(62% 52% at 14% 11%, rgba(74,160,255,0), transparent 71%),
    radial-gradient(58% 48% at 91% 5%,  rgba(140,110,236,0), transparent 72%),
    radial-gradient(86% 62% at 73% 93%, rgba(22,200,190,0), transparent 75%),
    linear-gradient(158deg,#0c0718 0%,#050308 55%,#000 100%);
}

/* contêiner — apenas o fundo escuro + o menu, sem painel */
.settings-drawer{ position:fixed;inset:0;z-index:90;
  font-family:var(--fn,-apple-system,sans-serif); }

/* fundo do drawer — degradê translúcido FIXO com blur (nunca preto
   chapado, nunca muda com o modo noturno). O blur dá a profundidade. */
.sd-scrim{
  position:absolute;inset:0;
  background:linear-gradient(160deg,
    rgba(58,41,99,.84) 0%,
    rgba(36,30,78,.86) 38%,
    rgba(20,34,53,.88) 73%,
    rgba(14,40,45,.90) 100%);
  backdrop-filter:blur(34px) saturate(175%);
  -webkit-backdrop-filter:blur(34px) saturate(175%);
  opacity:0;
  transition:opacity var(--sd-dur) var(--sd-ease);
}
.settings-drawer.open .sd-scrim{opacity:1}

/* o menu fica solto sobre o fundo, à direita — não é um painel */
.sd-panel{
  position:absolute;top:0;right:0;bottom:0;
  width:62%;
  display:flex;flex-direction:column;
  pointer-events:none;              /* toque no vazio passa → fecha */
}
.sd-close,.sd-list{pointer-events:auto}

.sd-close{
  position:absolute;top:46px;right:22px;
  width:42px;height:42px;border-radius:50%;
  display:grid;place-items:center;
  background:none;border:none;cursor:pointer;color:#fff;
  opacity:0;transform:scale(.8);
  transition:opacity .4s var(--sd-ease),transform .4s var(--sd-ease),background .2s ease;
}
.settings-drawer.open .sd-close{opacity:1;transform:scale(1);transition-delay:.14s}
.sd-close svg{width:26px;height:26px;stroke-width:2.4}
.sd-close:active{background:rgba(255,255,255,.1)}

/* lista de itens — centralizada verticalmente */
.sd-list{
  margin:auto 0;
  display:flex;flex-direction:column;
  padding:8px 14px 8px 8px;
}
/* entrada gentil e escalonada */
.settings-drawer .sd-item{
  opacity:0;transform:translateX(20px);
  transition:opacity .46s var(--sd-ease),transform .46s var(--sd-ease),background .18s ease;
}
.settings-drawer.open .sd-item{opacity:1;transform:translateX(0)}
.settings-drawer.open .sd-item:nth-child(1){transition-delay:.16s}
.settings-drawer.open .sd-item:nth-child(2){transition-delay:.21s}
.settings-drawer.open .sd-item:nth-child(3){transition-delay:.26s}
.settings-drawer.open .sd-item:nth-child(4){transition-delay:.31s}
.settings-drawer.open .sd-item:nth-child(5){transition-delay:.36s}
.settings-drawer.open .sd-item:nth-child(6){transition-delay:.41s}
.settings-drawer.open .sd-item:nth-child(7){transition-delay:.46s}
.settings-drawer.open .sd-item:nth-child(8){transition-delay:.51s}
/* divisores acompanham o fade */
.settings-drawer .sd-sep{
  opacity:0;transition:opacity .46s var(--sd-ease);
}
.settings-drawer.open .sd-sep{opacity:1;transition-delay:.30s}

.sd-item{
  display:flex;align-items:center;gap:12px;
  width:100%;padding:13px 12px;
  background:none;border:none;cursor:pointer;
  font-family:var(--fn,inherit);font-size:15px;font-weight:500;
  color:#f1eff7;text-align:left;border-radius:12px;
}
.sd-item:active{background:rgba(255,255,255,.06)}
.sd-item>svg{width:22px;height:22px;flex-shrink:0;color:#cdc8db;stroke-width:2}
.sd-lbl{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sd-lbl .lang-now{font-weight:700;color:#fff;margin-left:3px}
.sd-row{cursor:pointer}
.sd-row .night-toggle{margin-left:auto}
.sd-out{color:#ff5b5b}
.sd-out>svg{color:#ff5b5b}
.sd-sep{height:1px;background:rgba(255,255,255,.09);margin:8px 16px}

@media(prefers-reduced-motion:reduce){
  #app,.sd-scrim,.sd-close,.settings-drawer .sd-item,.settings-drawer .sd-sep{
    transition-duration:.01ms !important;transition-delay:0s !important;
  }
}

/* ============================================================
   v3.0.7 — comentários do aluno · capa→letra
   ============================================================ */
/* Comentário privado (aluno → professor) dentro dos viewers */
.cmt-box{
  margin-top:16px;padding:14px;border-radius:16px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
}
.cmt-hdr{display:flex;align-items:center;gap:7px;font-size:14px;font-weight:700;color:var(--tx,#fff)}
.cmt-ico{font-size:15px}
.cmt-priv{
  margin-left:auto;font-size:9px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  color:#86d6ad;background:rgba(46,204,113,.14);border:1px solid rgba(46,204,113,.32);
  padding:3px 8px;border-radius:50px;
}
.cmt-sub{font-size:11px;color:var(--t2,rgba(255,255,255,.62));margin:4px 0 10px}
.cmt-input{
  width:100%;min-height:62px;resize:vertical;padding:10px 12px;border-radius:11px;
  background:rgba(0,0,0,.24);border:1px solid rgba(255,255,255,.14);
  color:var(--tx,#fff);font-family:var(--fn,inherit);font-size:14px;line-height:1.45;outline:none;
  transition:border-color .2s ease;
}
.cmt-input:focus{border-color:rgba(108,159,248,.55)}
.cmt-send{
  margin-top:9px;padding:11px 18px;border:none;border-radius:11px;cursor:pointer;
  font-family:var(--fn,inherit);font-weight:700;font-size:13px;color:#0e1a10;
  background:linear-gradient(180deg,#74c79a,#4fae73);
  box-shadow:0 6px 16px rgba(79,174,115,.28);transition:transform .16s ease;
}
.cmt-send:active{transform:scale(.97)}
.cmt-list{display:flex;flex-direction:column;gap:7px;margin-top:12px}
.cmt-item{
  display:flex;flex-direction:column;gap:3px;padding:9px 11px;border-radius:10px;
  background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.09);
}
.cmt-item-tx{font-size:13px;color:var(--tx,#fff);line-height:1.45}
.cmt-item-dt{font-size:10px;color:var(--t3,rgba(255,255,255,.4))}

/* Capa do Now Playing → toque abre a letra */
.np-art-tap{cursor:pointer}
.np-art-tap::after{
  content:'\266A  letra';
  position:absolute;left:50%;bottom:10px;transform:translateX(-50%);
  font-size:10px;font-weight:700;letter-spacing:.07em;color:#fff;
  background:rgba(0,0,0,.52);padding:4px 11px;border-radius:50px;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
  pointer-events:none;opacity:.9;
}

/* ============ v3.0.15 — Refazer lição arquivada ============ */
.arch-redo-btn{
  display:flex;align-items:center;gap:12px;width:100%;text-align:left;
  margin:0 0 14px;padding:13px;border-radius:14px;cursor:pointer;color:var(--tx);
  background:linear-gradient(135deg,rgba(15,186,184,.22),rgba(106,166,255,.18));
  border:1px solid rgba(255,255,255,.2);
}
.arch-redo-btn:hover{background:linear-gradient(135deg,rgba(15,186,184,.34),rgba(106,166,255,.28))}
.arch-redo-ico{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;display:grid;place-items:center;
  background:rgba(255,255,255,.12);
}
.arch-redo-ico svg{width:19px;height:19px;stroke:currentColor;fill:none;stroke-width:2}
.arch-redo-txt{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.arch-redo-txt b{font-size:14px;font-weight:700}
.arch-redo-txt small{font-size:11.5px;color:var(--t2)}

/* ============ v3.0.15 — Avaliação por categoria ============ */
.eval-btn{
  cursor:pointer;font-size:12px;font-weight:700;border-radius:10px;
  padding:7px 13px;color:var(--tx);
  background:linear-gradient(135deg,rgba(106,166,255,.26),rgba(160,90,255,.22));
  border:1px solid rgba(255,255,255,.22);
}
.eval-btn:hover{background:linear-gradient(135deg,rgba(106,166,255,.4),rgba(160,90,255,.32))}
.eval-btn.full{display:block;width:100%;margin-top:10px;padding:10px}
.eval-row{
  display:flex;align-items:center;gap:10px;margin-top:10px;
  padding:10px 12px;border-radius:12px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.12);
  border-left-width:4px;
}
.eval-row-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.eval-row-tier{font-size:12.5px;font-weight:700}
.eval-row-msg{font-size:11px;color:var(--t2);overflow:hidden;text-overflow:ellipsis}
.eval-row .eval-btn{flex-shrink:0}
.eval-row.tone-great{border-left-color:#34d399}
.eval-row.tone-good {border-left-color:#5b9dff}
.eval-row.tone-ok   {border-left-color:#f5b945}
.eval-row.tone-redo {border-left-color:#f2607b}
.eval-row.tone-great .eval-row-tier{color:#5fe3ab}
.eval-row.tone-good  .eval-row-tier{color:#86b8ff}
.eval-row.tone-ok    .eval-row-tier{color:#ffce6b}
.eval-row.tone-redo  .eval-row-tier{color:#ff8aa0}

.eval-sheet-sub{font-size:12.5px;color:var(--t2);margin:-4px 0 16px;line-height:1.5}
.eval-score-wrap{display:flex;align-items:baseline;justify-content:center;gap:8px;margin:6px 0 4px}
.eval-score{font-size:52px;font-weight:800;letter-spacing:-.03em;line-height:1;color:var(--ink-glass)}
.eval-score-unit{font-size:13px;color:var(--t2)}
.eval-range{
  width:100%;margin:14px 0 6px;-webkit-appearance:none;appearance:none;height:8px;
  border-radius:50px;background:rgba(255,255,255,.16);outline:none;
}
.eval-range::-webkit-slider-thumb{
  -webkit-appearance:none;appearance:none;width:26px;height:26px;border-radius:50%;
  background:linear-gradient(135deg,#6aa6ff,#a05aff);border:2px solid #fff;cursor:pointer;
  box-shadow:0 2px 8px rgba(0,0,0,.4);
}
.eval-range::-moz-range-thumb{
  width:26px;height:26px;border-radius:50%;border:2px solid #fff;cursor:pointer;
  background:linear-gradient(135deg,#6aa6ff,#a05aff);box-shadow:0 2px 8px rgba(0,0,0,.4);
}
.eval-preview{
  margin-top:14px;padding:14px;border-radius:14px;
  display:flex;flex-direction:column;gap:5px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
  border-left-width:5px;
}
.eval-preview.tone-great{border-left-color:#34d399;background:rgba(52,211,153,.12)}
.eval-preview.tone-good {border-left-color:#5b9dff;background:rgba(91,157,255,.12)}
.eval-preview.tone-ok   {border-left-color:#f5b945;background:rgba(245,185,69,.12)}
.eval-preview.tone-redo {border-left-color:#f2607b;background:rgba(242,96,123,.13)}
.eval-prev-tag{font-size:10px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--t2)}
.eval-prev-msg{font-size:15px;font-weight:700;line-height:1.3}

/* feedback do professor na trilha (visto pelo aluno) */
.tfb-card{
  margin-bottom:16px;padding:14px;border-radius:16px;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
}
.tfb-hdr{
  display:flex;align-items:center;gap:7px;font-size:12px;font-weight:700;
  letter-spacing:.04em;text-transform:uppercase;color:var(--t2);margin-bottom:10px;
}
.tfb-hdr svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2}
.tfb-row{
  display:flex;align-items:center;gap:10px;padding:9px 11px;border-radius:11px;
  margin-bottom:6px;background:rgba(255,255,255,.04);border-left:4px solid rgba(255,255,255,.2);
}
.tfb-row:last-child{margin-bottom:0}
.tfb-row.tone-great{border-left-color:#34d399;background:rgba(52,211,153,.1)}
.tfb-row.tone-good {border-left-color:#5b9dff;background:rgba(91,157,255,.1)}
.tfb-row.tone-ok   {border-left-color:#f5b945;background:rgba(245,185,69,.1)}
.tfb-row.tone-redo {border-left-color:#f2607b;background:rgba(242,96,123,.12)}
.tfb-cat{
  flex-shrink:0;font-size:10.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  color:var(--t2);min-width:78px;
}
.tfb-msg{flex:1;min-width:0;font-size:13px;font-weight:600;line-height:1.35}

/* ============ v3.0.15 — Barra de módulos CEFR ============ */
.mod-bar{
  display:flex;gap:7px;overflow-x:auto;padding:4px 2px 8px;margin-top:4px;
  -webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.mod-bar::-webkit-scrollbar{display:none}
.mod-chip{
  flex:0 0 auto;cursor:pointer;font-size:13px;font-weight:700;
  padding:9px 16px;border-radius:50px;color:var(--t2);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
}
.mod-chip:hover{background:rgba(255,255,255,.12)}
.mod-chip.sel{
  color:#fff;border-color:transparent;
  background:linear-gradient(135deg,#6aa6ff,#a05aff);
  box-shadow:0 3px 10px rgba(106,90,255,.4);
}
.cb-sub{font-size:12.5px;color:var(--t2);margin:-4px 0 12px;line-height:1.5}
.cb-modbar{
  display:flex;gap:7px;overflow-x:auto;padding:2px 2px 12px;
  position:sticky;top:0;-webkit-overflow-scrolling:touch;scrollbar-width:none;
}
.cb-modbar::-webkit-scrollbar{display:none}
.cb-mod{
  flex:0 0 auto;cursor:pointer;font-size:12.5px;font-weight:700;
  padding:7px 15px;border-radius:50px;color:var(--t2);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
}
.cb-mod.sel{
  color:#fff;border-color:transparent;
  background:linear-gradient(135deg,#6aa6ff,#a05aff);
}
.cb-list{display:flex;flex-direction:column;gap:7px;max-height:54vh;overflow-y:auto}
.cb-row{
  display:flex;align-items:center;gap:11px;width:100%;text-align:left;cursor:pointer;
  padding:11px 13px;border-radius:12px;color:var(--tx);
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.13);
}
.cb-row:hover{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.26)}
.cb-row-lvl{
  flex-shrink:0;font-size:11px;font-weight:800;letter-spacing:.03em;
  min-width:34px;text-align:center;padding:4px 0;border-radius:8px;
  background:linear-gradient(135deg,rgba(106,166,255,.34),rgba(160,90,255,.28));
}
.cb-row-title{
  flex:1;min-width:0;font-size:13px;font-weight:600;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.cb-row-go{font-size:18px;color:var(--t2);flex-shrink:0}

/* ============ v3.1.8 — Página "Ver mais" da Listening ============
   Layouts: compact (linha pequena), list (linha média com capa),
   gallery (grade 2 colunas de capas grandes). Todos exibem a capa
   real do álbum quando existe; fallback é gradiente com inicial. */
.ll-toolbar{
  display:flex;align-items:center;justify-content:space-between;
  gap:10px;margin:-6px 0 14px;padding:8px 12px;
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.12);
  border-radius:14px;
}
.ll-toolbar-lbl{
  font-size:10.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  color:var(--ink-3,var(--t3));
}
.ll-layout-group{
  display:inline-flex;align-items:center;gap:4px;padding:3px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:10px;
}
.ll-layout-btn{
  width:34px;height:30px;display:grid;place-items:center;
  border:0;background:transparent;color:var(--ink-2,var(--t2));
  border-radius:8px;cursor:pointer;transition:background .18s ease,color .18s ease;
}
.ll-layout-btn svg{width:17px;height:17px}
.ll-layout-btn:hover{background:rgba(255,255,255,.08);color:var(--ink-glass,var(--tx))}
.ll-layout-btn.on{
  background:linear-gradient(180deg,rgba(255,255,255,.20),rgba(255,255,255,.10));
  color:var(--ink-glass,var(--tx));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.22);
}

/* covers reutilizadas pelos 3 layouts */
.ll-cover{
  display:grid;place-items:center;flex-shrink:0;border-radius:10px;
  overflow:hidden;color:var(--tx);font-weight:800;
  box-shadow:0 4px 12px rgba(0,0,0,.28);
}
.ll-cover.has-img{background:#222}
.ll-cover img{width:100%;height:100%;object-fit:cover;display:block}
.ll-cover-sm{width:42px;height:42px;font-size:14px;border-radius:8px}
.ll-cover-md{width:60px;height:60px;font-size:18px;border-radius:10px}
.ll-cover-lg{width:100%;aspect-ratio:1/1;font-size:34px;border-radius:14px}

/* list (compact + list) — coluna vertical */
.ll-list{display:flex;flex-direction:column;gap:6px}
.ll-list-list{gap:10px}
.ll-row{
  display:flex;align-items:center;gap:12px;
  padding:8px 10px;border-radius:12px;cursor:pointer;
  background:rgba(255,255,255,.03);
  border:1px solid rgba(255,255,255,.08);
  transition:background .15s ease,border-color .15s ease,transform .12s ease;
}
.ll-row:hover{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.18)}
.ll-row:active{transform:scale(.985)}
.ll-row-list{padding:10px 12px}
.ll-info{flex:1;min-width:0}
.ll-t{
  font-size:14px;font-weight:700;color:var(--ink-glass,var(--tx));
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.ll-row-compact .ll-t{font-size:13.5px;font-weight:650}
.ll-s{
  margin-top:2px;font-size:11.5px;color:var(--ink-3,var(--t3));
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.ll-row-compact .ll-s{font-size:11px}
.ll-play{
  flex-shrink:0;width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;border:0;cursor:pointer;
  background:linear-gradient(180deg,rgba(255,255,255,.16),rgba(255,255,255,.06));
  color:var(--ink-glass,var(--tx));
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.18),0 2px 8px rgba(0,0,0,.25);
  transition:transform .15s ease,background .15s ease;
}
.ll-play svg{width:12px;height:12px;margin-left:1px}
.ll-play:hover{transform:scale(1.08);background:linear-gradient(180deg,rgba(255,255,255,.26),rgba(255,255,255,.10))}

/* gallery — grade 2 col com capas grandes */
.ll-gallery{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:14px;
}
.ll-card{
  display:flex;flex-direction:column;gap:8px;cursor:pointer;
  border-radius:14px;padding:6px;
  transition:transform .15s ease,background .15s ease;
}
.ll-card:hover{background:rgba(255,255,255,.05);transform:translateY(-2px)}
.ll-card-info{padding:0 4px 4px}
.ll-card .ll-t{font-size:13.5px}
.ll-card .ll-s{font-size:11.5px}
@media (min-width:520px){
  .ll-gallery{grid-template-columns:repeat(3,1fr)}
}

/* ============ v3.1.9 — Item "Buscar atualizações" no drawer ============ */
.sd-item.sd-upd .sd-upd-cur{
  margin-left:6px;font-size:10.5px;font-weight:700;
  color:var(--ink-3,var(--t3));opacity:.85;
}
.sd-item.sd-upd .sd-upd-badge{
  display:inline-block;margin-left:8px;padding:2px 8px;border-radius:50px;
  background:linear-gradient(135deg,#ff8a2a,#ff5d8f);
  color:#fff;font-size:10px;font-weight:800;letter-spacing:.04em;
  text-transform:uppercase;box-shadow:0 4px 14px rgba(255,93,143,.35);
}
.sd-item.sd-upd.has-update{position:relative}
.sd-item.sd-upd.has-update::after{
  content:'';position:absolute;right:14px;top:50%;transform:translateY(-50%);
  width:8px;height:8px;border-radius:50%;background:#ff5d8f;
  box-shadow:0 0 0 4px rgba(255,93,143,.18);
  animation:sd-upd-pulse 1.8s ease-in-out infinite;
}
@keyframes sd-upd-pulse{
  0%,100%{box-shadow:0 0 0 0 rgba(255,93,143,.45)}
  50%   {box-shadow:0 0 0 8px rgba(255,93,143,0)}
}

/* ============ v3.1.9 — Sheet de curadoria de gênero ============ */
.gc-tools{
  display:flex;align-items:center;gap:8px;margin:10px 0 10px;
  padding:6px 8px;border-radius:10px;
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
}
.gc-tools .lb-vocab-tool{padding:5px 12px;font-size:11.5px}
.gc-count{
  margin-left:auto;font-size:11.5px;color:var(--t3);letter-spacing:.04em;
  text-transform:uppercase;font-weight:700;
}
.gc-count b{color:var(--tx);margin-right:4px}
.gc-list{
  display:flex;flex-direction:column;gap:6px;
  max-height:50vh;overflow-y:auto;
  padding:6px;border-radius:12px;
  background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.1);
}
.gc-row{
  display:grid;grid-template-columns:18px 38px 1fr;gap:11px;align-items:center;
  padding:8px 10px;border-radius:10px;cursor:pointer;
  transition:background .12s ease;
}
.gc-row:hover{background:rgba(255,255,255,.06)}
.gc-row input{accent-color:#ff5d8f;width:14px;height:14px}
.gc-cover{
  width:38px;height:38px;border-radius:8px;
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:13px;
  overflow:hidden;box-shadow:0 4px 10px rgba(0,0,0,.28);
}
.gc-info{min-width:0}
.gc-t{font-size:13.5px;font-weight:700;color:var(--tx);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.gc-s{font-size:11.5px;color:var(--t3);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:1px;}

/* ============ v3.1.11 — Seleção múltipla de alunos ============ */
/* Toolbar — botão fica em rosa quando o modo está ativo */
.students-page .top-actions .icon-btn.on{
  background:linear-gradient(180deg,#ff5d8f,#ff8a2a);
  color:#fff;box-shadow:0 6px 18px rgba(255,93,143,.4);
}
.students-page .top-actions .icon-btn.on svg{color:#fff}

/* Linha — espaço para o checkbox circular à esquerda do avatar */
.students-page .student-row{transition:background .18s ease}
.students-page.select-mode .student-row{cursor:pointer}
.students-page.select-mode .student-row.selected{
  background:rgba(255,93,143,.14) !important;
  border-color:rgba(255,93,143,.55) !important;
  box-shadow:inset 0 0 0 1px rgba(255,93,143,.45),
             0 0 20px rgba(255,93,143,.18);
}
.students-page.select-mode .student-row.selected .av{
  box-shadow:0 0 0 2px rgba(255,93,143,.7);
}
.sel-mark{
  flex-shrink:0;width:34px;height:34px;display:grid;place-items:center;
  margin-right:2px;color:rgba(255,255,255,.45);
  transition:color .18s ease, transform .15s ease;
}
.sel-mark.on{color:#ff5d8f;transform:scale(1.05)}
.sel-mark svg{width:26px;height:26px}

/* Em modo seleção: linha fica clicável inteira (info+avatar viram um alvo só) */
.students-page.select-mode .swipe-wrap.no-swipe{transform:none !important}
.students-page.select-mode .swipe-edit-btn,
.students-page.select-mode .swipe-delete-btn{display:none}

/* Action bar flutuante no rodapé */
.bulk-bar{
  position:fixed;left:50%;bottom:18px;transform:translateX(-50%);
  display:flex;align-items:center;gap:12px;
  padding:10px 12px 10px 10px;border-radius:18px;
  background:rgba(20,20,30,.86);
  backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 18px 50px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.08);
  z-index:60; max-width:calc(100% - 28px);
  animation:bulk-bar-in .22s ease-out;
}
@keyframes bulk-bar-in{
  from{opacity:0;transform:translate(-50%,18px)}
  to  {opacity:1;transform:translate(-50%,0)}
}
.bulk-bar-toggle{
  display:flex;align-items:center;gap:7px;
  padding:8px 12px;border-radius:12px;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.05);color:var(--ink-glass,#fff);
  font-size:12.5px;font-weight:700;cursor:pointer;
  transition:background .15s ease,border-color .15s ease;
}
.bulk-bar-toggle:hover{background:rgba(255,255,255,.10)}
.bulk-bar-toggle svg{width:18px;height:18px;color:#ff5d8f}
.bulk-bar-count{
  display:flex;flex-direction:column;align-items:center;line-height:1;
  padding:0 6px;min-width:80px;
}
.bulk-bar-count b{
  font-size:22px;font-weight:850;color:#fff;
  background:linear-gradient(135deg,#ff5d8f,#ff8a2a);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.bulk-bar-count small{
  margin-top:3px;font-size:10px;font-weight:700;letter-spacing:.05em;
  text-transform:uppercase;color:var(--ink-3,#aaa);
}
.bulk-bar-apply{
  display:flex;align-items:center;gap:8px;padding:11px 18px;border:0;cursor:pointer;
  border-radius:14px;font-size:13.5px;font-weight:800;
  background:linear-gradient(180deg,#ff5d8f,#ff357a);
  color:#fff;letter-spacing:.01em;
  box-shadow:0 8px 22px rgba(255,93,143,.4),inset 0 1px 0 rgba(255,255,255,.25);
  transition:transform .12s ease, box-shadow .15s ease, opacity .15s ease;
}
.bulk-bar-apply:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,93,143,.5)}
.bulk-bar-apply:active{transform:scale(.97)}
.bulk-bar-apply:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;
  background:rgba(255,255,255,.08);color:var(--ink-3,#888);}
.bulk-bar-apply svg,.bulk-bar-apply .ico-img{width:16px;height:16px}

/* Espaço extra no fim da lista para a action bar não cobrir a última linha */
.students-page.select-mode .students-list{padding-bottom:96px}

/* Chips de alunos no header do sheet em modo bulk */
.bulk-target{
  margin-top:6px;padding:10px 12px;border-radius:12px;
  background:rgba(255,93,143,.10);border:1px solid rgba(255,93,143,.28);
}
.bulk-target-lbl{
  font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  color:#ff5d8f;margin-bottom:6px;
}
.bulk-target-chips{display:flex;flex-wrap:wrap;gap:5px}
.bulk-chip{
  font-size:11.5px;font-weight:700;color:#fff;
  padding:3px 9px;border-radius:50px;
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.16);
}
.bulk-chip-more{
  background:linear-gradient(135deg,rgba(255,93,143,.6),rgba(255,138,42,.6));
  border-color:transparent;
}