@import url('https://fonts.googleapis.com/css2?family=Berkshire+Swash&display=swap');

:root{
  --fx-blue:#69aefc;
  --fx-violet:#b7a1ff;
  --fx-gold:#e4bd69;
  --fx-cyan:#85e6ff;
  --fx-deep:#070a10;
}

/* Animated atmosphere */
html{scroll-behavior:smooth}
body{
  position:relative;
  overflow-x:hidden;
  background:
    radial-gradient(circle at 18% 5%, rgba(105,174,252,.12), transparent 30rem),
    radial-gradient(circle at 82% 18%, rgba(183,161,255,.10), transparent 32rem),
    radial-gradient(circle at 50% 100%, rgba(228,189,105,.07), transparent 36rem),
    #0b0f14 !important;
}
body::before,
body::after{
  content:"";
  position:fixed;
  pointer-events:none;
  z-index:-2;
  border-radius:50%;
  filter:blur(70px);
  opacity:.23;
  transform:translate3d(0,0,0);
}
body::before{
  width:46vw;height:46vw;min-width:320px;min-height:320px;
  left:-14vw;top:8vh;
  background:linear-gradient(135deg,var(--fx-blue),var(--fx-violet));
  animation:fxDriftA 18s ease-in-out infinite alternate;
}
body::after{
  width:40vw;height:40vw;min-width:280px;min-height:280px;
  right:-12vw;bottom:5vh;
  background:linear-gradient(135deg,var(--fx-gold),var(--fx-blue));
  animation:fxDriftB 22s ease-in-out infinite alternate;
}
@keyframes fxDriftA{
  from{transform:translate3d(0,0,0) scale(.95)}
  to{transform:translate3d(8vw,8vh,0) scale(1.12)}
}
@keyframes fxDriftB{
  from{transform:translate3d(0,0,0) scale(1)}
  to{transform:translate3d(-9vw,-7vh,0) scale(1.15)}
}

/* Faint star/dust layer injected by JS */
#fx-stars{
  position:fixed;inset:0;pointer-events:none;z-index:-1;overflow:hidden;
}
.fx-star{
  position:absolute;width:2px;height:2px;border-radius:50%;
  background:rgba(255,255,255,.65);
  box-shadow:0 0 8px rgba(133,230,255,.5);
  animation:fxTwinkle var(--dur,5s) ease-in-out infinite;
  opacity:var(--op,.35);
}
@keyframes fxTwinkle{0%,100%{opacity:.12;transform:scale(.7)}50%{opacity:.72;transform:scale(1.25)}}

/* Glass cards / depth */
.card,.choice,.studybox,.note,.level{
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  box-shadow:
    0 18px 45px rgba(0,0,0,.22),
    inset 0 1px 0 rgba(255,255,255,.025);
}
.card,.choice,.studybox,.note{
  position:relative;
  isolation:isolate;
}
.card::before,.choice::before,.studybox::before{
  content:"";
  position:absolute;
  inset:0;
  border-radius:inherit;
  padding:1px;
  background:linear-gradient(120deg,rgba(105,174,252,.34),rgba(183,161,255,.08),rgba(228,189,105,.22));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;
  mask-composite:exclude;
  pointer-events:none;
}

/* Hero entrance */
.hero{
  animation:fxHeroIn .8s cubic-bezier(.2,.75,.25,1) both;
}
@keyframes fxHeroIn{
  from{opacity:0;transform:translateY(14px);filter:blur(5px)}
  to{opacity:1;transform:none;filter:none}
}
.hero h1{
  text-shadow:0 0 32px rgba(105,174,252,.13);
}
.eyebrow{
  position:relative;
  text-shadow:0 0 18px rgba(228,189,105,.16);
}

/* Interactive cards */
.card,.choice,.level{
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover,.choice:hover,.level:hover{
  transform:translateY(-3px);
  box-shadow:0 22px 54px rgba(0,0,0,.28),0 0 28px rgba(105,174,252,.055);
}

/* Buttons */
button,.btn,.cta{
  position:relative;
  overflow:hidden;
  transform:translateZ(0);
  transition:transform .18s ease,filter .18s ease,box-shadow .18s ease;
}
button:active,.btn:active,.cta:active{transform:scale(.985)}
.primary,.btn.quiz,.quizbtn{
  box-shadow:0 8px 24px rgba(105,174,252,.16);
}
.btn.study,.next{
  box-shadow:0 8px 24px rgba(183,161,255,.15);
}
button::after,.btn::after,.cta::after{
  content:"";
  position:absolute;inset:-120% auto -120% -50%;
  width:38%;
  transform:rotate(18deg);
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.18),transparent);
  transition:left .55s ease;
  pointer-events:none;
}
button:hover::after,.btn:hover::after,.cta:hover::after{left:125%}

/* Progress glow */
.bar{
  position:relative;
  overflow:hidden;
  box-shadow:0 0 14px rgba(105,174,252,.25);
  transition:width .45s cubic-bezier(.2,.8,.2,1);
}
.bar::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.26),transparent);
  animation:fxSweep 2.2s linear infinite;
}
@keyframes fxSweep{from{transform:translateX(-120%)}to{transform:translateX(120%)}}

/* Reveal animation */
.fx-reveal{
  opacity:0;
  transform:translateY(16px);
  transition:opacity .55s ease,transform .55s cubic-bezier(.2,.75,.25,1);
}
.fx-reveal.fx-visible{opacity:1;transform:none}

/* Correct/wrong pulse for quiz */
.opt.correct{
  animation:fxCorrect .45s ease both;
  box-shadow:0 0 0 1px rgba(69,196,107,.4),0 0 24px rgba(69,196,107,.13);
}
.opt.wrong{
  animation:fxWrong .38s ease both;
  box-shadow:0 0 0 1px rgba(255,104,104,.35),0 0 20px rgba(255,104,104,.10);
}
@keyframes fxCorrect{0%{transform:scale(1)}45%{transform:scale(1.018)}100%{transform:scale(1)}}
@keyframes fxWrong{0%,100%{transform:translateX(0)}30%{transform:translateX(-3px)}65%{transform:translateX(3px)}}

/* Sound toggle */
#fx-sound-toggle{
  position:fixed;
  right:12px;
  top:max(10px, env(safe-area-inset-top));
  bottom:auto;
  z-index:1000;
  width:auto;
  min-width:104px;
  min-height:44px;
  border-radius:999px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:6px;
  padding:8px 13px;
  background:rgba(21,27,35,.92);
  color:#f2f5f8;
  border:1px solid rgba(105,174,252,.34);
  box-shadow:0 12px 32px rgba(0,0,0,.30),0 0 20px rgba(105,174,252,.08);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  font-size:.82rem;
  font-weight:900;
  letter-spacing:.01em;
}
#fx-sound-toggle[aria-pressed="true"]{
  border-color:rgba(183,161,255,.72);
  background:rgba(28,36,48,.95);
  box-shadow:0 12px 32px rgba(0,0,0,.30),0 0 24px rgba(183,161,255,.15);
}

/* Page transition */
body.fx-ready{animation:fxPage .45s ease both}
@keyframes fxPage{from{opacity:.25}to{opacity:1}}

@media(max-width:520px){
  .card:hover,.choice:hover,.level:hover{transform:none}
  body::before,body::after{opacity:.18}
}

/* Respect motion/accessibility preferences */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    scroll-behavior:auto !important;
    transition-duration:.001ms !important;
  }
  .fx-reveal{opacity:1;transform:none}
}


/* Study-card text-to-speech controls */
.fx-tts-row{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid rgba(255,255,255,.06);
}
.fx-tts-btn{
  flex:1 1 180px;
  min-height:48px;
  border-radius:13px;
  font-weight:850;
  text-align:center;
}
.fx-tts-play{
  background:linear-gradient(135deg,rgba(183,161,255,.20),rgba(105,174,252,.17));
  border:1px solid rgba(183,161,255,.35);
}
.fx-tts-stop{
  background:rgba(28,36,48,.92);
}
.fx-tts-status{
  width:100%;
  color:var(--muted,#aab4c0);
  font-size:.82rem;
  text-align:center;
  min-height:1.2em;
}
.fx-tts-play[aria-pressed="true"]{
  border-color:rgba(133,230,255,.55);
  box-shadow:0 0 22px rgba(105,174,252,.10);
}




/* Update 29 — Study audio / auto-read controls */
.fx-tts-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
  margin-top:18px;
  padding-top:14px;
  border-top:1px solid rgba(255,255,255,.07);
}
.fx-tts-btn{
  min-height:47px;
  border-radius:13px;
  font-weight:850;
  text-align:center;
}
.fx-tts-play{
  background:linear-gradient(135deg,rgba(183,161,255,.20),rgba(105,174,252,.17));
  border:1px solid rgba(183,161,255,.36);
}
.fx-tts-stop{
  background:rgba(28,36,48,.92);
}
.fx-tts-settings{
  grid-column:1/-1;
  display:flex;
  justify-content:center;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
  padding:5px 0 1px;
}
.fx-repeat-toggle{
  display:inline-flex;
  align-items:center;
  gap:8px;
  cursor:pointer;
  color:var(--muted,#aab4c0);
  font-size:.88rem;
  font-weight:800;
  user-select:none;
}
.fx-repeat-toggle input{
  position:absolute;
  opacity:0;
  pointer-events:none;
}
.fx-radio{
  width:18px;
  height:18px;
  border-radius:50%;
  border:2px solid rgba(157,200,255,.46);
  background:rgba(11,15,20,.75);
  display:grid;
  place-items:center;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.fx-radio::after{
  content:"";
  width:8px;
  height:8px;
  border-radius:50%;
  background:var(--fx-violet,#b7a1ff);
  transform:scale(0);
  transition:transform .16s ease;
  box-shadow:0 0 10px rgba(183,161,255,.45);
}
.fx-repeat-toggle input:checked + .fx-radio{
  border-color:rgba(183,161,255,.85);
  box-shadow:0 0 13px rgba(183,161,255,.13);
}
.fx-repeat-toggle input:checked + .fx-radio::after{
  transform:scale(1);
}
.fx-tts-status{
  grid-column:1/-1;
  width:100%;
  color:var(--muted,#aab4c0);
  font-size:.82rem;
  text-align:center;
  min-height:1.2em;
}
.fx-audio-note{
  grid-column:1/-1;
  text-align:center;
  color:var(--muted,#aab4c0);
  font-size:.77rem;
}
@media(max-width:520px){
  #fx-sound-toggle{
    right:8px;
    top:max(8px, env(safe-area-inset-top));
    min-width:96px;
    min-height:42px;
    padding:7px 11px;
    font-size:.78rem;
  }
  .fx-tts-row{grid-template-columns:1fr}
  .fx-tts-settings,.fx-tts-status,.fx-audio-note{grid-column:1}
}


/* Update 30 — Speech diagnostics + obvious repeat control */
.fx-tts-row{
  margin-top:18px;
  padding:16px;
  border:1px solid rgba(183,161,255,.20);
  border-radius:16px;
  background:rgba(18,24,32,.58);
}
.fx-tts-toolbar{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px;
}
.fx-tts-repeat{
  grid-column:1/-1;
  min-height:46px;
  border-radius:13px;
  border:1px solid rgba(157,200,255,.30);
  background:rgba(28,36,48,.95);
  color:var(--text,#f2f5f8);
  font-weight:900;
  text-align:center;
}
.fx-tts-repeat[aria-pressed="true"]{
  border-color:rgba(183,161,255,.78);
  background:linear-gradient(135deg,rgba(183,161,255,.20),rgba(105,174,252,.12));
  box-shadow:0 0 20px rgba(183,161,255,.12);
}
.fx-speech-diagnostic{
  grid-column:1/-1;
  margin-top:4px;
  border-top:1px solid rgba(255,255,255,.06);
  padding-top:12px;
}
.fx-speech-status-grid{
  display:grid;
  gap:7px;
  margin-bottom:10px;
}
.fx-speech-status-line{
  display:flex;
  justify-content:space-between;
  gap:10px;
  align-items:flex-start;
  font-size:.82rem;
}
.fx-speech-status-line span:first-child{
  color:var(--muted,#aab4c0);
}
.fx-speech-status-line strong{
  color:var(--text,#f2f5f8);
  text-align:right;
  overflow-wrap:anywhere;
}
.fx-test-voice{
  width:100%;
  min-height:44px;
  border-radius:12px;
  font-weight:850;
  text-align:center;
  background:rgba(105,174,252,.13);
  border:1px solid rgba(105,174,252,.30);
}
.fx-test-voice:disabled{
  opacity:.45;
  cursor:not-allowed;
}
.fx-tts-help{
  grid-column:1/-1;
  color:var(--muted,#aab4c0);
  font-size:.78rem;
  line-height:1.5;
  text-align:center;
}
.fx-speech-warning{
  color:#e4bd69 !important;
}
.fx-speech-good{
  color:#45c46b !important;
}

@media(max-width:520px){
  .fx-tts-toolbar{
    grid-template-columns:1fr;
  }
  .fx-tts-repeat,
  .fx-speech-diagnostic,
  .fx-tts-help{
    grid-column:1;
  }
}


/* ======================================================
   UPDATE 31 — COMPACT / CALM INTERFACE
   Main learning content stays visible.
   Secondary help/settings collapse out of the way.
   ====================================================== */

/* Compact Study audio */
.fx-tts-row{
  display:block !important;
  margin-top:18px;
  padding:0 !important;
  border:0 !important;
  background:transparent !important;
}
.fx-tts-primary{
  width:100%;
  min-height:52px;
  border-radius:14px;
  font-weight:900;
  text-align:center;
  background:linear-gradient(135deg,rgba(183,161,255,.20),rgba(105,174,252,.16));
  border:1px solid rgba(183,161,255,.38);
}
.fx-tts-primary[aria-pressed="true"]{
  border-color:rgba(133,230,255,.62);
  box-shadow:0 0 22px rgba(105,174,252,.11);
}
.fx-audio-settings{
  margin-top:10px;
  border:1px solid rgba(255,255,255,.07);
  border-radius:13px;
  background:rgba(18,24,32,.48);
  overflow:hidden;
}
.fx-audio-settings > summary{
  list-style:none;
  min-height:46px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  cursor:pointer;
  color:var(--muted,#aab4c0);
  font-size:.88rem;
  font-weight:850;
  padding:10px 12px;
  user-select:none;
}
.fx-audio-settings > summary::-webkit-details-marker{display:none}
.fx-audio-settings[open] > summary{
  color:var(--text,#f2f5f8);
  border-bottom:1px solid rgba(255,255,255,.06);
}
.fx-audio-settings-body{
  padding:12px;
  display:grid;
  gap:10px;
}
.fx-tts-repeat,
.fx-test-voice{
  width:100%;
  min-height:44px;
  border-radius:12px;
  font-weight:850;
  text-align:center;
}
.fx-tts-repeat{
  border:1px solid rgba(157,200,255,.28);
  background:rgba(28,36,48,.92);
}
.fx-tts-repeat[aria-pressed="true"]{
  border-color:rgba(183,161,255,.72);
  background:linear-gradient(135deg,rgba(183,161,255,.17),rgba(105,174,252,.10));
}
.fx-test-voice{
  background:rgba(105,174,252,.11);
  border:1px solid rgba(105,174,252,.26);
}
.fx-speech-mini{
  display:grid;
  gap:6px;
  padding:9px 0 2px;
}
.fx-speech-mini-line{
  display:flex;
  justify-content:space-between;
  gap:12px;
  font-size:.79rem;
}
.fx-speech-mini-line span{color:var(--muted,#aab4c0)}
.fx-speech-mini-line strong{
  text-align:right;
  overflow-wrap:anywhere;
}
.fx-tts-status{
  min-height:1.15em;
  margin-top:8px;
  text-align:center;
  color:var(--muted,#aab4c0);
  font-size:.79rem;
}

/* Generic compact secondary-information drawer */
.fx-compact-details{
  margin-top:10px;
  border:1px solid rgba(255,255,255,.065);
  border-radius:13px;
  background:rgba(18,24,32,.38);
  overflow:hidden;
}
.fx-compact-details > summary{
  list-style:none;
  cursor:pointer;
  min-height:42px;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:9px 12px;
  color:var(--muted,#aab4c0);
  font-size:.82rem;
  font-weight:850;
}
.fx-compact-details > summary::-webkit-details-marker{display:none}
.fx-compact-details[open] > summary{
  color:var(--text,#f2f5f8);
  border-bottom:1px solid rgba(255,255,255,.055);
}
.fx-compact-details-body{
  padding:12px 14px;
}
.fx-compact-details-body > :first-child{margin-top:0}
.fx-compact-details-body > :last-child{margin-bottom:0}

/* Keep essential card content dominant */
.studybox .body{
  margin-bottom:6px;
}
.studybox .controls{
  margin-top:14px;
}

/* On small screens, secondary card descriptions can stay tucked away. */
@media(max-width:680px){
  .fx-mobile-secondary{
    display:none !important;
  }
  .fx-compact-details .fx-mobile-secondary{
    display:block !important;
  }
}


/* ======================================================
   UPDATE 32 — QUIZ CARD SPEECH
   One unobtrusive Read/Stop control on quiz questions.
   ====================================================== */
.fx-quiz-tts{
  width:100%;
  min-height:46px;
  margin:8px 0 12px;
  border-radius:13px;
  font-weight:900;
  text-align:center;
  background:linear-gradient(135deg,rgba(105,174,252,.13),rgba(183,161,255,.13));
  border:1px solid rgba(105,174,252,.27);
  color:var(--text,#f2f5f8);
}
.fx-quiz-tts[aria-pressed="true"]{
  border-color:rgba(133,230,255,.58);
  box-shadow:0 0 20px rgba(105,174,252,.10);
}
.fx-quiz-tts:disabled{
  opacity:.48;
  cursor:not-allowed;
}


/* UPDATE 33 — PREMIUM HERO DEPTH + ENDLESS MARQUEE */
.hero h1{
  position:relative;
  font-weight:1000 !important;
  letter-spacing:-.055em;
  line-height:.96 !important;
  color:#f8fbff;
  text-shadow:
    0 1px 0 #d9e5f4,
    0 2px 0 #b9c8dc,
    0 3px 0 #8e9db3,
    0 4px 0 #657286,
    0 5px 0 #434d5d,
    0 8px 12px rgba(0,0,0,.34),
    0 18px 42px rgba(0,0,0,.42),
    0 0 34px rgba(105,174,252,.12);
  transform:perspective(700px) rotateX(2deg) translateZ(0);
  transform-origin:center bottom;
  animation:fxTitleFloat 5.5s ease-in-out infinite;
}
.hero h1::after{
  content:"";
  position:absolute;
  left:12%;
  right:12%;
  bottom:-14px;
  height:18px;
  border-radius:50%;
  background:radial-gradient(ellipse at center,rgba(0,0,0,.30) 0%,rgba(0,0,0,.12) 44%,transparent 72%);
  filter:blur(6px);
  z-index:-1;
  transform:scaleX(.9);
  pointer-events:none;
}
@keyframes fxTitleFloat{
  0%,100%{transform:perspective(700px) rotateX(2deg) translateY(0)}
  50%{transform:perspective(700px) rotateX(1deg) translateY(-3px)}
}

.hero-marquee{
  position:relative;
  width:100%;
  max-width:860px;
  margin:24px auto 0;
  overflow:hidden;
  white-space:nowrap;
  border-top:1px solid rgba(255,255,255,.045);
  border-bottom:1px solid rgba(255,255,255,.045);
  background:linear-gradient(90deg,rgba(10,14,21,.22),rgba(25,33,45,.50),rgba(10,14,21,.22));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.02),0 12px 30px rgba(0,0,0,.12);
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 8%,#000 92%,transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0%,#000 8%,#000 92%,transparent 100%);
}
.hero-marquee-track{
  width:max-content;
  display:flex;
  align-items:center;
  will-change:transform;
  animation:fxMarquee 24s linear infinite;
}
.hero-marquee-item{
  display:inline-flex;
  align-items:center;
  min-height:52px;
  padding:0 2.2rem;
  color:#b9c5d4;
  font-size:clamp(.94rem,2.6vw,1.12rem);
  font-weight:650;
  letter-spacing:.01em;
}
.hero-marquee-item::after{
  content:"✦";
  margin-left:2.2rem;
  color:var(--fx-gold,#e4bd69);
  opacity:.78;
  text-shadow:0 0 12px rgba(228,189,105,.28);
}
@keyframes fxMarquee{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}
.hero-marquee:hover .hero-marquee-track{animation-play-state:paused}

@media(max-width:520px){
  .hero h1{
    letter-spacing:-.045em;
    text-shadow:
      0 1px 0 #d7e2f0,
      0 2px 0 #aebbcf,
      0 3px 0 #7d8ca2,
      0 4px 0 #586477,
      0 7px 10px rgba(0,0,0,.34),
      0 16px 32px rgba(0,0,0,.38),
      0 0 26px rgba(105,174,252,.10);
  }
  .hero-marquee{margin-top:20px}
  .hero-marquee-item{min-height:48px;padding:0 1.55rem;font-size:.96rem}
  .hero-marquee-item::after{margin-left:1.55rem}
}

@media(prefers-reduced-motion:reduce){
  .hero h1{animation:none !important;transform:none !important}
  .hero-marquee{overflow-x:auto;-webkit-mask-image:none;mask-image:none}
  .hero-marquee-track{animation:none !important}
}


/* ======================================================
   UPDATE 34 — BLACKLETTER PAGE TITLES + BLUE GLOW
   Inspired by an ornate blackletter look with luminous
   blue authority-style glow.
   ====================================================== */

:root{
  --title-glow-a:#8fe6ff;
  --title-glow-b:#53b8ff;
  --title-glow-c:#2b74ff;
  --title-shadow:#07101d;
}

/* Page titles only */
h1{
  font-family:"UnifrakturCook","Old English Text MT","Lucida Blackletter",serif !important;
  font-weight:700 !important;
  color:#f7fbff;
  letter-spacing:.02em;
  text-shadow:
    0 0 1px rgba(255,255,255,.95),
    0 0 6px rgba(143,230,255,.95),
    0 0 14px rgba(83,184,255,.72),
    0 0 28px rgba(43,116,255,.44),
    2px 2px 0 rgba(7,16,29,.82),
    0 10px 26px rgba(0,0,0,.36);
}

/* Hero titles get the strongest treatment */
.hero h1{
  position:relative;
  font-family:"UnifrakturCook","Old English Text MT","Lucida Blackletter",serif !important;
  font-weight:700 !important;
  letter-spacing:.03em;
  line-height:1.02 !important;
  color:#f7fbff;
  text-shadow:
    0 0 1px rgba(255,255,255,.98),
    0 0 6px rgba(143,230,255,.96),
    0 0 14px rgba(83,184,255,.78),
    0 0 28px rgba(43,116,255,.52),
    0 0 46px rgba(43,116,255,.20),
    2px 2px 0 rgba(7,16,29,.88),
    0 12px 30px rgba(0,0,0,.40);
  transform:perspective(700px) rotateX(2deg) translateZ(0);
  transform-origin:center bottom;
  animation:fxTitleFloat 5.5s ease-in-out infinite, fxGlowPulse 4.4s ease-in-out infinite;
}

.hero h1::before{
  content:"";
  position:absolute;
  inset:-10px -18px;
  border-radius:26px;
  background:radial-gradient(circle at center, rgba(83,184,255,.14), transparent 65%);
  filter:blur(14px);
  z-index:-1;
  pointer-events:none;
}

.hero h1::after{
  content:"";
  position:absolute;
  left:12%;
  right:12%;
  bottom:-14px;
  height:18px;
  border-radius:50%;
  background:radial-gradient(ellipse at center,rgba(0,0,0,.30) 0%,rgba(0,0,0,.12) 44%,transparent 72%);
  filter:blur(6px);
  z-index:-1;
  transform:scaleX(.9);
  pointer-events:none;
}

@keyframes fxGlowPulse{
  0%,100%{
    text-shadow:
      0 0 1px rgba(255,255,255,.98),
      0 0 6px rgba(143,230,255,.94),
      0 0 14px rgba(83,184,255,.74),
      0 0 28px rgba(43,116,255,.48),
      0 0 46px rgba(43,116,255,.18),
      2px 2px 0 rgba(7,16,29,.88),
      0 12px 30px rgba(0,0,0,.40);
  }
  50%{
    text-shadow:
      0 0 1px rgba(255,255,255,.99),
      0 0 8px rgba(143,230,255,1),
      0 0 18px rgba(83,184,255,.88),
      0 0 34px rgba(43,116,255,.60),
      0 0 56px rgba(43,116,255,.24),
      2px 2px 0 rgba(7,16,29,.90),
      0 14px 34px rgba(0,0,0,.42);
  }
}

/* Smaller page titles still readable and strong */
main h1,
section h1{
  font-size:clamp(2.6rem, 6.7vw, 4.6rem);
}

/* Keep dynamic quiz/study card titles readable by not forcing blackletter */
#question,
#title,
#stageIntroTitle,
#stageCompleteTitle{
  font-family:inherit !important;
  text-shadow:none !important;
  color:inherit !important;
  letter-spacing:inherit !important;
}

/* Section headers remain modern and readable */
h2{
  text-shadow:none;
}

@media(max-width:520px){
  h1{
    text-shadow:
      0 0 1px rgba(255,255,255,.95),
      0 0 5px rgba(143,230,255,.90),
      0 0 11px rgba(83,184,255,.66),
      0 0 22px rgba(43,116,255,.36),
      1px 1px 0 rgba(7,16,29,.82),
      0 8px 20px rgba(0,0,0,.32);
  }
  .hero h1{
    letter-spacing:.025em;
  }
}


/* ======================================================
   UPDATE 35 — PERFORMANCE PASS + SCRIPT FONT TEST
   ====================================================== */

/* Experimental page-title font: flowing, decorative, but still bold/readable */
h1,
.hero h1{
  font-family:"Berkshire Swash","Segoe Script","Brush Script MT",cursive !important;
  font-weight:400 !important;
  letter-spacing:.005em !important;
  line-height:1.02 !important;
  color:#f8fbff;

  /* Static glow only — no animated pulse */
  text-shadow:
    0 0 2px rgba(255,255,255,.92),
    0 0 8px rgba(111,211,255,.72),
    0 0 18px rgba(50,145,255,.40),
    2px 3px 0 rgba(7,16,29,.82),
    0 10px 24px rgba(0,0,0,.36) !important;

  animation:none !important;
  transform:none !important;
}

/* Keep a subtle static halo without animated blur */
.hero h1::before{
  background:radial-gradient(circle at center, rgba(72,165,255,.10), transparent 66%) !important;
  filter:blur(10px) !important;
}

/* No floating/pulsing title motion */
@keyframes fxTitleFloat{
  from{transform:none}
  to{transform:none}
}
@keyframes fxGlowPulse{
  from{text-shadow:inherit}
  to{text-shadow:inherit}
}

/* Performance: make the large aurora layers static.
   This removes two continuous blurred transform animations. */
body::before,
body::after{
  animation:none !important;
  transform:none !important;
  opacity:.16 !important;
}

/* Keep the marquee because it uses a cheap transform animation.
   Slightly slow it for a calmer feel. */
.hero-marquee-track{
  animation-duration:30s !important;
}

/* Lighter title size/spacing on phones */
@media(max-width:520px){
  h1,
  .hero h1{
    font-size:clamp(2.55rem, 12vw, 4rem) !important;
    letter-spacing:0 !important;
    text-shadow:
      0 0 2px rgba(255,255,255,.90),
      0 0 6px rgba(111,211,255,.64),
      0 0 14px rgba(50,145,255,.34),
      1px 2px 0 rgba(7,16,29,.80),
      0 8px 20px rgba(0,0,0,.32) !important;
  }
}


/* ======================================================
   UPDATE 36 — ORNAMENTAL ARROWS + AUDIO POSITION FIX
   ====================================================== */

/* Keep the floating audio control clear of top-right navigation links. */
#fx-sound-toggle{
  top:72px !important;
  right:12px !important;
}

@media(max-width:520px){
  #fx-sound-toggle{
    top:68px !important;
    right:10px !important;
  }
}

/* Decorative arrow glyphs */
.fx-arrow{
  display:inline-block;
  font-family:Georgia,"Times New Roman",serif;
  font-weight:700;
  color:#8ecbff;
  text-shadow:
    0 0 5px rgba(105,174,252,.55),
    0 0 12px rgba(72,132,255,.25);
  line-height:1;
  transform:translateY(-.02em);
  margin:0 .08em;
}

/* Make pathway arrows slightly stronger than navigation arrows. */
.path .fx-arrow{
  color:#acd8ff;
  font-size:1.05em;
  margin:0 .16em;
}

/* Navigation/control arrows remain elegant but compact. */
.topnav .fx-arrow,
.controls .fx-arrow,
button .fx-arrow,
.btn .fx-arrow{
  font-size:1.08em;
}


/* ======================================================
   UPDATE 37 — VOICE SELECTOR + READING SPEED
   ====================================================== */
.fx-audio-field{
  display:grid;
  gap:6px;
}
.fx-audio-field label{
  color:var(--muted,#aab4c0);
  font-size:.78rem;
  font-weight:800;
}
.fx-audio-select{
  width:100%;
  min-height:44px;
  border-radius:12px;
  padding:9px 11px;
  background:rgba(28,36,48,.96);
  color:var(--text,#f2f5f8);
  border:1px solid rgba(157,200,255,.22);
  font:inherit;
  font-size:.88rem;
}
.fx-audio-select:focus{
  outline:2px solid rgba(105,174,252,.22);
  border-color:rgba(105,174,252,.48);
}
.fx-audio-select option{
  background:#151b23;
  color:#f2f5f8;
}


/* UPDATE 38 — voice discovery status */
.fx-audio-select:disabled{
  opacity:.64;
}


/* ======================================================
   UPDATE 40 — ADAPTIVE VOICE UI
   Avoid giant native one-option picker in in-app browsers.
   ====================================================== */
.fx-voice-fallback{
  min-height:44px;
  display:flex;
  align-items:center;
  justify-content:flex-start;
  padding:10px 12px;
  border-radius:12px;
  background:rgba(28,36,48,.74);
  border:1px solid rgba(157,200,255,.16);
  color:var(--muted,#aab4c0);
  font-size:.88rem;
  font-weight:750;
}

.fx-voice-fallback[hidden]{
  display:none !important;
}

#fx-voice-select[hidden]{
  display:none !important;
}


/* UPDATE 41 — browser voice fallback selector */
#fx-voice-fallback{ display:none !important; }


/* ======================================================
   UPDATE 45 — CLEAN AUDIO SETTINGS
   ====================================================== */
.fx-audio-more{
  margin-top:0;
  border-top:1px solid rgba(255,255,255,.055);
}

.fx-audio-more > summary{
  list-style:none;
  cursor:pointer;
  min-height:42px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--muted,#aab4c0);
  font-size:.82rem;
  font-weight:800;
  user-select:none;
}

.fx-audio-more > summary::-webkit-details-marker{
  display:none;
}

.fx-audio-more > summary::after{
  content:"▾";
  margin-left:8px;
  opacity:.7;
}

.fx-audio-more[open] > summary::after{
  content:"▴";
}

.fx-audio-more-body{
  display:grid;
  gap:12px;
  padding-top:8px;
}

.fx-audio-more .fx-speech-mini{
  margin-top:0;
}

/* Routine audio messages stay invisible; only actual problems appear. */
#fx-tts-status{
  display:none !important;
}

#fx-tts-status.fx-status-important{
  display:block !important;
  margin:8px 0 0;
  padding:10px 12px;
  border-radius:12px;
  border:1px solid rgba(255,188,91,.20);
  background:rgba(255,188,91,.07);
  color:#e6c477;
  font-size:.82rem;
  line-height:1.4;
  text-align:center;
}

.fx-audio-settings-body{
  gap:13px !important;
}

@media(max-width:520px){
  .fx-audio-more > summary{
    min-height:38px;
  }

  .fx-audio-settings-body{
    gap:11px !important;
  }
}