/* ===========================
   Crypducate Lessons Theme
   (Homepage-style base + Lessons UI)
   FIXES:
   - Selected answer highlight (aria-pressed="true")
   - Prevent giant social icons (<img> sizing)
   - Prevent menu panel from becoming an inline "big tab"
   =========================== */

:root{
  --text:#0f172a;
  --muted:#475569;
  --p:#2563eb;
  --pd:#1e40af;
  --bg:#f7fbff;
  --card:rgba(255,255,255,.92);
  --r:28px;
  --sh:0 18px 46px rgba(15,23,42,.10);
  --sh2:0 10px 24px rgba(15,23,42,.08);
  --ring:0 0 0 6px rgba(37,99,235,.18);
  --max:1120px;
}

*{box-sizing:border-box}
html,body{height:100%}

body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
  cursor:url("/assets/sato_cursor.cur") 8 8,auto;
}

a,button,[role="button"]{cursor:url("/assets/sato_cursor.cur") 8 8,pointer}
a{color:inherit;text-decoration:none}
button{font:inherit}
img{max-width:100%;height:auto;display:block} /* prevents giant images/logos */

/* BG FX */
.bgfx{position:fixed;inset:0;pointer-events:none;z-index:0}
.bgfx:before,.bgfx:after{content:"";position:absolute;border-radius:50%;filter:blur(2px);opacity:.95}
.bgfx:before{
  width:min(900px,70vw);height:min(900px,70vw);
  right:-320px;top:-360px;
  background:radial-gradient(circle at 30% 30%,rgba(37,99,235,.24),rgba(37,99,235,0) 62%);
  animation:drA 14s ease-in-out infinite;
}
.bgfx:after{
  width:min(980px,74vw);height:min(980px,74vw);
  left:-360px;bottom:-400px;
  background:radial-gradient(circle at 40% 40%,rgba(34,197,94,.12),rgba(34,197,94,0) 62%);
  animation:drB 16s ease-in-out infinite;
}
@keyframes drA{0%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(-22px,18px,0) scale(1.05)}100%{transform:translate3d(0,0,0) scale(1)}}
@keyframes drB{0%{transform:translate3d(0,0,0) scale(1)}50%{transform:translate3d(20px,-16px,0) scale(1.05)}100%{transform:translate3d(0,0,0) scale(1)}}

.spr{
  position:absolute;inset:-40px;opacity:.55;mix-blend-mode:multiply;
  background-image:
    radial-gradient(circle,rgba(37,99,235,.22) 0 2px,transparent 3px),
    radial-gradient(circle,rgba(34,197,94,.18) 0 2px,transparent 3px),
    radial-gradient(circle,rgba(245,158,11,.16) 0 2px,transparent 3px);
  background-size:180px 180px,220px 220px,260px 260px;
  background-position:10px 30px,80px 10px,30px 120px;
  animation:sprMove 18s linear infinite;
}
@keyframes sprMove{0%{transform:translate3d(0,0,0)}100%{transform:translate3d(-140px,70px,0)}}

/* Layout */
.container{width:min(var(--max),calc(100% - 44px));margin:0 auto;position:relative;z-index:1}
.rowPad{padding:110px 0 38px}
@media(max-width:980px){.rowPad{padding:92px 0 34px}}

/* Typography */
.h1{
  font-family:Nunito,Inter,sans-serif;
  margin:0;
  font-size:46px;
  line-height:1.05;
  letter-spacing:-1px;
}
@media(max-width:520px){.h1{font-size:38px}}
.sub{
  margin:10px 0 0;
  color:var(--muted);
  font-weight:650;
  font-size:16px;
  line-height:1.95;
  max-width:86ch;
}
.small{color:var(--muted);font-weight:700;font-size:13px;line-height:1.6}

/* Panel */
.panel{
  border:1px solid rgba(15,23,42,.10);
  border-radius:var(--r);
  background:var(--card);
  box-shadow:var(--sh);
  padding:22px;
  display:grid;
  gap:14px;
}

/* Buttons */
.btn{
  padding:12px 16px;
  border-radius:999px;
  font-weight:800;
  border:1px solid rgba(15,23,42,.10);
  background:#fff;
  color:var(--pd);
  display:inline-flex;
  align-items:center;
  gap:10px;
  white-space:nowrap;
  transition:transform .12s ease,box-shadow .14s ease, background .14s ease;
  -webkit-tap-highlight-color:transparent;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 16px 28px rgba(15,23,42,.10)}
.btn:focus-visible{outline:none;box-shadow:var(--ring)}
.btn:active{transform:translateY(0)}
.btn.primary{
  background:var(--p);
  color:#fff;
  border-color:rgba(37,99,235,.55);
  box-shadow:0 18px 34px rgba(37,99,235,.22);
}
.btn.primary:hover{box-shadow:0 24px 44px rgba(37,99,235,.26)}

/* TOPBAR */
.topbar{
  position:sticky;top:12px;z-index:80;
  width:min(var(--max),calc(100% - 44px));
  margin:12px auto 0;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 14px;border-radius:18px;
  border:1px solid rgba(15,23,42,.08);
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);
  box-shadow:0 14px 30px rgba(15,23,42,.10);
}

.brand{
  display:flex;align-items:center;gap:10px;
  padding:8px 10px;border-radius:16px;
  transition:transform .12s ease,box-shadow .14s ease;
  -webkit-tap-highlight-color:transparent;
}
.brand:hover{transform:translateY(-1px);box-shadow:0 14px 26px rgba(15,23,42,.08)}
.brand:focus-visible{outline:none;box-shadow:var(--ring)}

.bm{
  width:38px;height:38px;border-radius:15px;
  border:1px solid rgba(15,23,42,.08);
  background:#fff;overflow:hidden;
  box-shadow:0 10px 18px rgba(15,23,42,.08);
  flex:0 0 auto;
}
.bm img{width:100%;height:100%;object-fit:cover;display:block}

.bt strong{
  font-family:Nunito,Inter,sans-serif;
  font-size:16px;letter-spacing:-.3px;color:var(--pd);
  font-weight:900;display:block;white-space:nowrap;
}
.bt span{
  font-size:12px;font-weight:800;color:var(--muted);
  opacity:.9;display:block;margin-top:2px;white-space:nowrap;
}

/* IMPORTANT: menu panel must float, never be inline */
.right{display:flex;align-items:center;gap:10px;position:relative;flex-wrap:wrap;justify-content:flex-end}
.menuPanel{
  position:absolute;
  right:0;
  top:calc(100% + 10px);
  width:420px;
  max-width:calc(100vw - 44px);
  background:rgba(255,255,255,.96);
  border:1px solid rgba(15,23,42,.10);
  border-radius:22px;
  box-shadow:0 24px 70px rgba(15,23,42,.18);
  padding:12px;
  display:none;                 /* stays hidden by default */
  backdrop-filter:blur(10px);
  transform:translateY(6px);
  overflow:hidden;
  z-index:999;
}
.menuPanel.open{display:block;animation:pop .14s ease both}
@keyframes pop{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}

.pt{font-weight:800;color:var(--muted);font-size:12px;padding:6px 8px 2px}
.mg{display:grid;gap:10px;margin-top:8px}
.mi{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:14px;border-radius:18px;
  border:1px solid rgba(15,23,42,.10);
  background:#fff;
  box-shadow:0 10px 18px rgba(15,23,42,.08);
  transition:transform .12s ease,box-shadow .14s ease,background .14s ease;
  -webkit-tap-highlight-color:transparent;
}
.mi:hover{transform:translateY(-2px);box-shadow:0 18px 30px rgba(15,23,42,.12);background:rgba(37,99,235,.03)}
.mi b{display:flex;align-items:center;gap:10px;font-size:15px;letter-spacing:-.4px;font-weight:900}
.mi em{color:var(--muted);font-style:normal;font-weight:800;font-size:12px;text-align:right;max-width:160px;line-height:1.35}
.ic{
  width:34px;height:34px;border-radius:16px;
  border:1px solid rgba(37,99,235,.18);
  background:rgba(37,99,235,.08);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:16px;flex:0 0 auto;
}
.div{height:1px;background:rgba(15,23,42,.08);margin:12px 6px;border-radius:999px}

/* ===========================
   Lessons UI
   =========================== */

.heroRow{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.heroActions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  justify-content:flex-end;
}

.stack{display:grid;gap:18px;margin-top:18px}

/* Pills + progress */
.pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(15,23,42,.10);
  background:rgba(255,255,255,.82);
  color:var(--muted);
  font-weight:800;
  font-size:12px;
}
.progressWrap{margin-top:14px;display:grid;gap:10px}
.progressTop{display:flex;align-items:center;justify-content:space-between;gap:12px}
.progressLabel{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.progressBar{
  height:14px;
  border-radius:999px;
  border:1px solid rgba(15,23,42,.10);
  background:rgba(255,255,255,.82);
  overflow:hidden;
  box-shadow:var(--sh2);
}
.progressFill{
  height:100%;
  border-radius:999px;
  background:linear-gradient(90deg, rgba(37,99,235,.95), rgba(37,99,235,.55));
  width:0%;
  transition:width .35s ease;
}

/* Series header */
.seriesPanel{display:grid;gap:14px}
.seriesTop{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.seriesTitle{
  font-family:Nunito,Inter,sans-serif;
  font-weight:900;
  letter-spacing:-.6px;
  font-size:22px;
  margin:0;
}
.seriesActions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}

/* Lesson cards */
.grid{display:grid;gap:14px}
.lessonGrid{grid-template-columns:repeat(3, minmax(0, 1fr))}
.lessonGrid > *{min-width:0;}
@media(max-width:980px){.lessonGrid{grid-template-columns:1fr}}

.lessonCard{
  border:1px solid rgba(15,23,42,.10);
  border-radius:var(--r);
  background:rgba(255,255,255,.88);
  box-shadow:var(--sh2);
  padding:16px;
  display:grid;
  gap:10px;
  transition:transform .18s ease, box-shadow .20s ease, background .14s ease;
}
.lessonCard:hover{transform:translateY(-4px) rotate(-.2deg);box-shadow:0 22px 56px rgba(15,23,42,.14)}
.lessonCard:focus-visible{outline:none;box-shadow:var(--ring)}
.lessonTop{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.lessonNum{
  width:34px;height:34px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(34,197,94,.10);
  border:1px solid rgba(22,163,74,.18);
  color:#16a34a;
  font-weight:900;
  margin-bottom:10px;
}
.lessonTitle{
  font-family:Nunito,Inter,sans-serif;
  font-weight:900;
  letter-spacing:-.4px;
  font-size:18px;
  margin:0;
}
.lessonMetaRow{display:flex;justify-content:flex-start;margin-top:2px}
.dot{
  width:10px;height:10px;border-radius:999px;flex:0 0 auto;margin-top:4px;
  border:2px solid rgba(15,23,42,.10);
}
.dot.live{background:rgba(34,197,94,.9);border-color:rgba(22,163,74,.35)}
.dot.coming{background:rgba(148,163,184,.9);border-color:rgba(100,116,139,.35)}

/* Player */
.playerShell{margin-top:18px}
.playerHeader{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
}
.playerTitle{
  font-family:Nunito,Inter,sans-serif;
  font-weight:900;
  letter-spacing:-.6px;
  font-size:26px;
  margin:4px 0 0;
}
.playerHeaderActions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}

.playerGrid{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:14px;
  align-items:start;
}
.playerGrid > *{min-width:0;}
@media(max-width:980px){.playerGrid{grid-template-columns:1fr}}

.videoBox{
  border:1px solid rgba(15,23,42,.10);
  border-radius:22px;
  background:rgba(255,255,255,.86);
  box-shadow:var(--sh2);
  overflow:hidden;
}
.videoWrap{
  position:relative;
  width:100%;
  aspect-ratio:16/9;
  background:linear-gradient(135deg, rgba(37,99,235,.12), rgba(34,197,94,.10));
}
.videoWrap iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* Quiz */
.qCard{
  border:1px solid rgba(37,99,235,.14);
  background:linear-gradient(180deg,rgba(37,99,235,.06),rgba(37,99,235,.03));
  border-radius:22px;
  padding:14px;
  box-shadow:var(--sh2);
  display:grid;
  gap:12px;
}
.qTitle{
  font-family:Nunito,Inter,sans-serif;
  font-weight:900;
  letter-spacing:-.4px;
  font-size:18px;
}
.quizMount{display:grid;gap:12px}
.qBlock{display:grid;gap:10px}
.qQ{font-weight:900;letter-spacing:-.2px}
.qChoices{display:grid;gap:10px}

.choice{
  width:100%;
  text-align:left;
  border-radius:16px;
  border:1px solid rgba(37,99,235,.18);
  background:rgba(255,255,255,.82);
  padding:12px 12px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  transition:transform .12s ease, box-shadow .14s ease, background .14s ease, border-color .14s ease;
  -webkit-tap-highlight-color:transparent;
}
.choice:hover{transform:translateY(-2px);background:#fff;box-shadow:0 18px 30px rgba(37,99,235,.16)}
.choice:active{transform:translateY(0)}

/* ✅ FIX #1: show selection state */
.choice[aria-pressed="true"]{
  border-color:rgba(37,99,235,.55);
  background:rgba(37,99,235,.10);
  box-shadow:0 18px 34px rgba(37,99,235,.18);
}
.choice[aria-pressed="true"] span:last-child{
  color:var(--pd);
  font-weight:900;
}

/* Keyboard focus visibility */
.choice:focus-visible{
  outline:none;
  box-shadow:var(--ring), 0 18px 34px rgba(37,99,235,.14);
  border-color:rgba(37,99,235,.55);
}

.choice:disabled{opacity:.92;transform:none;cursor:default}
.choice.correct{border-color:rgba(22,163,74,.35);background:rgba(34,197,94,.10)}
.choice.wrong{border-color:rgba(239,68,68,.35);background:rgba(239,68,68,.08)}

.takeaway{
  border:1px solid rgba(15,23,42,.10);
  background:rgba(255,255,255,.78);
  border-radius:18px;
  padding:12px;
  color:var(--muted);
  font-weight:700;
  line-height:1.8;
}

.navRow{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.badgeDone{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(22,163,74,.24);
  background:rgba(34,197,94,.10);
  color:#166534;
  font-weight:900;
  font-size:12px;
}

/* Follow strip */
.followRow{
  width:min(var(--max),calc(100% - 44px));
  margin:22px auto 18px;
  border:1px solid rgba(37,99,235,.18);
  background:rgba(255,255,255,.75);
  backdrop-filter: blur(10px);
  border-radius:999px;
  padding:14px 16px;
  box-shadow:0 14px 34px rgba(15,23,42,.08);
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.followLeft{display:grid;gap:3px;padding-left:4px}
.followLeft strong{
  font-family:Nunito,Inter,sans-serif;
  font-weight:900;
  letter-spacing:-.35px;
  font-size:clamp(16px, 1.6vw, 20px);
  color:var(--text);
  line-height:1.12;
}
.followLeft span{color:var(--muted);font-weight:700;font-size:clamp(12px, 1.2vw, 14px)}
.followIcons{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
.followIcon{
  width:52px;height:52px;border-radius:20px;
  border:2px solid rgba(37,99,235,.22);
  background:rgba(255,255,255,.92);
  display:inline-flex;align-items:center;justify-content:center;
  box-shadow:0 10px 18px rgba(15,23,42,.08);
  transition:transform .12s ease, box-shadow .14s ease, background .14s ease;
  -webkit-tap-highlight-color:transparent;
  color:var(--pd);
}
.followIcon:hover{transform:translateY(-2px);box-shadow:0 18px 30px rgba(15,23,42,.12);background:#fff}
.followIcon:focus-visible{outline:none;box-shadow:var(--ring)}
.followIcon svg{width:24px;height:24px;fill:currentColor;opacity:.95;display:block}
.followIcon img{width:24px;height:24px;object-fit:contain;display:block} /* ✅ FIX #2: giant image icons */
@media(max-width:720px){
  .followRow{border-radius:26px;flex-direction:column;align-items:flex-start}
  .followIcons{justify-content:flex-start}
}

/* Footer */
.footer{
  margin-top:14px;
  padding:18px 0 42px;
  border-top:1px solid rgba(15,23,42,.06);
  position:relative;
  z-index:1;
}
.footer .container{
  color:var(--muted);
  font-weight:800;
  font-size:clamp(14px, 1.5vw, 18px);
  letter-spacing:-.2px;
}

/* Reduced motion */
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
}