.btc-app{--btc-pink:#cf287c;--btc-dark:#351b2e;--btc-light:#fff1f8;--btc-border:#f5cbe0;color:var(--btc-dark);width:100%;max-width:850px;margin:30px auto;font-family:inherit;box-shadow:0 20px 65px rgba(133,42,90,.12);border-radius:24px;overflow:hidden;background:#fff;border:1px solid var(--btc-border)}.btc-app *{box-sizing:border-box}.btc-head{padding:48px 25px 38px;background:linear-gradient(135deg,#fce5f2,#e94f9b 85%);text-align:center;color:#461a32}.btc-head h1{margin:4px auto 12px!important;font-size:clamp(30px,6vw,51px)!important;line-height:1.1!important;font-weight:800;letter-spacing:-1px;color:inherit!important}.btc-head p{margin:0 auto;max-width:550px;font-size:17px}.btc-head .btc-eyebrow{font-size:12px;font-weight:800;letter-spacing:2.4px}.btc-sparkle{display:block;letter-spacing:18px;font-size:22px;margin-bottom:8px;color:#fff}.btc-main{padding:clamp(22px,5vw,48px)}.btc-main h2{font-size:clamp(22px,4vw,30px);line-height:1.25;color:var(--btc-dark);margin:15px 0}.btc-main p{line-height:1.5}.btc-muted{color:#756373}.btc-pill{display:inline-block;background:var(--btc-light);border:1px solid var(--btc-border);color:var(--btc-pink);font-size:13px;font-weight:700;padding:8px 14px;border-radius:99px}.btc-deadline{font-weight:700}.btc-label{display:block;margin-top:25px;margin-bottom:8px;font-weight:700}.btc-input{display:block!important;width:100%!important;font-size:17px!important;border:1px solid #dfbfd1!important;padding:15px!important;min-height:53px!important;border-radius:12px!important;background:#fff!important;color:#241321!important;box-shadow:none!important}.btc-input:focus{outline:2px solid #ec84b8!important}.btc-btn{border:0!important;border-radius:12px!important;min-height:48px;line-height:1.25!important;font-size:15px!important;font-weight:750!important;cursor:pointer;padding:14px 19px!important;background:var(--btc-pink)!important;color:#fff!important;text-transform:none!important;text-decoration:none!important;transition:transform .15s,background .15s;box-shadow:none!important}.btc-btn:hover{background:#ac1d63!important;transform:translateY(-1px)}.btc-btn:disabled{opacity:.45;cursor:not-allowed}.btc-main>.btc-btn{margin-top:20px;width:100%}.btc-outline{background:#fff!important;border:1px solid var(--btc-border)!important;color:var(--btc-dark)!important}.btc-outline:hover{background:var(--btc-light)!important}.btc-category{color:var(--btc-pink);font-size:12px;letter-spacing:2px;font-weight:900;margin-bottom:12px}.btc-counter{font-size:12px;font-weight:800;color:#8c7080;letter-spacing:1px;margin-top:23px}.btc-question{margin:14px 0 24px!important}.btc-progress{height:9px;border-radius:9px;background:var(--btc-light);overflow:hidden}.btc-progress-fill{height:100%;background:linear-gradient(90deg,#cf287c,#f79dcc);border-radius:9px;transition:width .2s}.btc-options{display:grid;gap:12px}.btc-option{text-align:left!important;padding:16px 18px!important;min-height:58px}.btc-option.btc-selected{border:2px solid var(--btc-pink)!important;background:var(--btc-light)!important;color:#9b1556!important}.btc-nav{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}.btc-nav .btc-btn{flex:1}.btc-ranking{margin-top:30px;border-top:1px solid var(--btc-border);padding-top:20px}.btc-ranking h2{font-size:22px;margin-bottom:14px}.btc-rank-item{display:flex;align-items:center;gap:14px;padding:12px 4px;border-bottom:1px solid #f8e3ed}.btc-rank-num{flex:0 0 38px;text-align:center;font-size:20px}.btc-rank-name{flex:1;min-width:0;overflow-wrap:anywhere}.btc-rank-score{font-variant-numeric:tabular-nums;color:var(--btc-pink)}.btc-review{max-height:330px;overflow:auto;display:grid;gap:7px;margin-top:18px;padding-right:4px}.btc-review .btc-btn{font-size:13px!important;text-align:left!important;min-height:40px}.btc-error{background:#fff1f1;color:#a8272e;border:1px solid #ffc4c4;padding:12px;border-radius:9px}.btc-result-icon{text-align:center;font-size:65px}.btc-big-score{font-size:60px!important;text-align:center;color:var(--btc-pink)!important}.btc-explanations{margin-top:26px;border:1px solid var(--btc-border);border-radius:12px;padding:15px}.btc-explanations summary{cursor:pointer;font-weight:700;color:var(--btc-pink)}.btc-explanation{padding:18px 0;border-bottom:1px solid var(--btc-border)}.btc-explanation:last-child{border:0}.btc-explanation p{margin:8px 0 0}.btc-foot{text-align:center;padding:20px;background:var(--btc-light);color:#9f6685;font-size:11px;line-height:1.4}@media(max-width:600px){.btc-app{border-radius:14px;margin:15px auto}.btc-head{padding:33px 18px}.btc-head p{font-size:14px}.btc-nav{flex-direction:column}.btc-nav .btc-btn{width:100%}.btc-rank-item{gap:7px}}

/* v1.0.1: detalle de respuestas del participante y solución correcta */
.btc-explanation .btc-answer-status{font-weight:800;margin:10px 0 6px}.btc-answer-right .btc-answer-status{color:#187448}.btc-answer-wrong .btc-answer-status{color:#b42335}.btc-explanation .btc-answer-selected,.btc-explanation .btc-answer-correct{padding:9px 12px;border-radius:8px;margin:7px 0!important;line-height:1.4}.btc-explanation .btc-answer-selected{background:#fff0f4;border:1px solid #f3c4d8}.btc-explanation .btc-answer-correct{background:#eaf8f0;border:1px solid #a8dfbf;color:#155d36;font-weight:700}.btc-explanation .btc-answer-fact{margin-top:12px!important}.btc-answer-right .btc-answer-selected{background:#f2fcf6;border-color:#b5e3c6}

/* v1.1.0: corrección inmediata y bloqueo visual de la opción elegida */
.btc-answered-option{display:flex;align-items:center;justify-content:space-between;gap:8px;text-align:left;padding:15px 17px;border-radius:12px;border:1px solid #ead9e3;min-height:58px;color:var(--btc-dark);background:#faf8fa;line-height:1.5}
.btc-answered-option.btc-is-correct{border:2px solid #299761;background:#ebf9f1;color:#125c38;font-weight:700}
.btc-answered-option.btc-is-incorrect{border:2px solid #c94761;background:#fff0f1;color:#993045;font-weight:700}
.btc-choice-tag{font-size:12px;font-weight:800;white-space:nowrap}
.btc-feedback{margin:22px 0 12px;border:1px solid #e4cade;border-radius:14px;padding:17px 20px;background:#fff9fd}
.btc-feedback h3{font-weight:800;font-size:21px;line-height:1.3;margin:0 0 10px;color:var(--btc-dark)}
.btc-feedback p{margin:8px 0}.btc-feedback-right{background:#f0fbf5;border-color:#a7ddc0}.btc-feedback-wrong{background:#fff4f7;border-color:#eeb7c9}
.btc-feedback-fact{font-size:15px;line-height:1.6}.btc-main>.btc-feedback+.btc-btn{width:100%;margin-top:12px}
.btc-help{font-size:13px;margin-top:14px}
@media(max-width:600px){.btc-answered-option{align-items:flex-start;flex-direction:column}.btc-choice-tag{font-size:11px}}
/* =============================================================
   BARBIE TRIVIA • RETRO EDITION 1.2.0
   Diseño inspirado en gráfica de moda vintage de los años 50–70.
   Estilos encapsulados: no afectan a Elementor ni al resto del sitio.
   ============================================================= */

.btc-app {
  --btc-pink:#c51e70;
  --btc-hot:#ef4593;
  --btc-dark:#43213a;
  --btc-light:#fff2f7;
  --btc-border:#edbdd0;
  --btc-cream:#fffaf2;
  --btc-ink:#41263a;
  --btc-muted:#785e70;
  position:relative;
  isolation:isolate;
  width:min(100%,940px);
  max-width:940px;
  margin:clamp(14px,3vw,42px) auto;
  overflow:hidden;
  border:1px solid #f4c6d6;
  border-radius:clamp(20px,3vw,34px);
  background:var(--btc-cream);
  color:var(--btc-ink);
  font-family: "Trebuchet MS", "Arial Rounded MT Bold", Arial, sans-serif;
  box-shadow:0 7px 0 #f1c4d4, 0 23px 65px rgba(142,41,91,.16);
  animation:btc-arrive .65s cubic-bezier(.2,.8,.25,1) both;
}
.btc-app *, .btc-app *::before, .btc-app *::after {box-sizing:border-box}
.btc-app :focus-visible {outline:3px solid #4f2b84!important;outline-offset:4px}
.btc-app button, .btc-app input {font-family:inherit}
.btc-head {
  position:relative;
  z-index:0;
  overflow:hidden;
  min-height:290px;
  padding:clamp(42px,7vw,72px) 28px clamp(42px,6vw,64px);
  background:
    radial-gradient(circle at 12% 20%,rgba(255,255,255,.95) 0 3px,transparent 4px) 0 0/54px 54px,
    radial-gradient(circle at 94% 75%,rgba(255,255,255,.75) 0 2px,transparent 3px) 0 0/71px 71px,
    repeating-linear-gradient(135deg,transparent 0 38px,rgba(255,255,255,.12) 39px 47px,transparent 48px 88px),
    linear-gradient(128deg,#ffd8e8 0%,#f7a3c6 43%,#d82978 100%);
  text-align:center;
  color:#542445;
}
.btc-head::before, .btc-head::after {
  content:"✦";position:absolute;z-index:-1;
  color:#fff8e9;line-height:1;
  filter:drop-shadow(0 5px 0 rgba(139,33,88,.08));
  animation:btc-twinkle 4s ease-in-out infinite;
  pointer-events:none;
}
.btc-head::before {font-size:94px;left:3.5%;top:35%;transform:rotate(-15deg)}
.btc-head::after {font-size:66px;right:7%;bottom:17%;animation-delay:1.4s}
.btc-head .btc-sparkle {display:block;margin-bottom:14px;color:#fff;letter-spacing:.65em;font-size:19px;text-shadow:0 2px 9px #c31c6b88}
.btc-head .btc-eyebrow {
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.75);border-radius:99px;
  padding:9px 17px;margin:0 auto 15px!important;
  background:rgba(255,255,255,.68);box-shadow:0 4px 15px rgba(141,32,94,.10);
  font-size:11px;letter-spacing:.22em;font-weight:900;color:#852253;
  text-transform:uppercase;
}
.btc-head h1 {
  max-width:780px;margin:0 auto 14px!important;
  color:#fffaf2!important;
  font-family:Georgia,"Times New Roman",serif;
  font-size:clamp(43px,7.7vw,82px)!important;
  font-style:italic;font-weight:800;line-height:1.04!important;
  letter-spacing:-.055em;
  text-shadow:2px 3px 0 #a21e5c, 0 12px 27px #9c22554d;
  text-wrap:balance;
}
.btc-head p:not(.btc-eyebrow){max-width:540px;margin:0 auto!important;color:#592644;font-size:clamp(14px,1.8vw,17px);font-weight:700;line-height:1.6}
.btc-main {
  position:relative;
  padding:clamp(24px,5vw,52px);
  background:
    linear-gradient(90deg,rgba(234,174,191,.09) 1px,transparent 1px) 0 0/32px 32px,
    linear-gradient(rgba(234,174,191,.09) 1px,transparent 1px) 0 0/32px 32px,
    var(--btc-cream);
  min-height:260px;
}
.btc-main > * {animation:btc-content-in .38s ease-out both}
.btc-main h2 {color:var(--btc-ink);font-family:Georgia,"Times New Roman",serif;font-weight:800;letter-spacing:-.025em;font-size:clamp(25px,4vw,36px);line-height:1.22}
.btc-main p {line-height:1.65}
.btc-main .btc-muted {color:var(--btc-muted)}
.btc-pill {
  display:inline-block;max-width:100%;border:1px solid #f3afce;border-radius:50px;
  background:#ffe5ef;color:#9c1a59;padding:9px 16px;
  font-size:12px;font-weight:800;line-height:1.5;letter-spacing:.015em;
  box-shadow:0 3px 0 #f4d1dd;
}
.btc-label {font-weight:800;color:var(--btc-ink);margin-top:29px;margin-bottom:10px}
.btc-input {border:2px solid #f2c2d4!important;border-radius:15px!important;background:#fff!important;padding:16px 18px!important;min-height:57px!important;box-shadow:0 5px 0 #fbe2ea!important;transition:border-color .2s,box-shadow .2s!important}
.btc-input:focus {border-color:#da4688!important;outline:3px solid #f9c8dd!important;box-shadow:0 5px 0 #f0aecb!important}
.btc-btn {
  position:relative;border:1px solid #aa185e!important;
  border-radius:15px!important;min-height:54px!important;
  padding:15px 21px!important;
  background:linear-gradient(120deg,#ef4a99,#c31d70)!important;
  color:white!important;box-shadow:0 5px 0 #8d1850,0 11px 20px #b42c6325!important;
  font-size:15px!important;font-weight:900!important;line-height:1.35!important;
  text-decoration:none!important;text-transform:none!important;
  transition:transform .2s cubic-bezier(.2,.8,.2,1),box-shadow .2s,filter .2s!important;
}
.btc-btn:hover:not(:disabled){transform:translateY(-3px);filter:saturate(1.11);box-shadow:0 8px 0 #8d1850,0 14px 24px #b42c6336!important}
.btc-btn:active:not(:disabled){transform:translateY(3px);box-shadow:0 2px 0 #8d1850!important}
.btc-btn:disabled {opacity:.56;filter:grayscale(.2);cursor:default}
.btc-outline {
  border:2px solid #edbdd0!important;background:#fff!important;
  color:#602348!important;box-shadow:0 4px 0 #f3d4df!important;
}
.btc-outline:hover:not(:disabled){background:#fff0f6!important;box-shadow:0 6px 0 #f3d4df!important}
.btc-main>.btc-btn {width:100%;margin-top:24px}
.btc-category {
  display:inline-block;margin:0 0 15px!important;padding:7px 12px;
  color:#b51a65;background:#ffe5ee;border:1px solid #f6bbd4;
  border-radius:7px;font-size:11px;letter-spacing:.13em;font-weight:900;
  text-transform:uppercase;
}
.btc-counter {margin:26px 0 8px!important;color:#8d5473!important;font-size:12px;font-weight:900;letter-spacing:.14em}
.btc-question {margin:12px 0 27px!important;text-wrap:balance}
.btc-progress {height:12px;border:2px solid #eac3d1;border-radius:99px;background:#fbe4ed;overflow:hidden;box-shadow:inset 0 1px 3px #b9336419}
.btc-progress-fill {height:100%;border-radius:99px;background:repeating-linear-gradient(-45deg,transparent 0 9px,#ffffff33 10px 17px),linear-gradient(90deg,#da2e7c,#ff82b1);transition:width .55s cubic-bezier(.2,.8,.2,1)}
.btc-options {display:grid;gap:13px}
.btc-option {
  width:100%;min-height:66px!important;text-align:left!important;
  padding:17px 21px!important;border:2px solid #f0cad8!important;
  background:#fff!important;color:#482b3d!important;border-radius:17px!important;
  box-shadow:0 4px 0 #f7e1e8!important;
  font-size:15px!important;font-weight:700!important;
  transition:border-color .17s,background .17s,transform .17s,box-shadow .17s!important;
}
.btc-option:hover:not(:disabled) {background:#fff1f7!important;border-color:#e74e92!important;transform:translateX(5px) translateY(-2px);box-shadow:0 6px 0 #f1c4d6!important}
.btc-option:active:not(:disabled) {transform:translateY(2px)}
.btc-option:disabled {cursor:default}
.btc-answered-option {
  border:2px solid #efcfdb;border-radius:16px;min-height:64px;padding:17px 20px;
  background:#fff;line-height:1.55;font-size:15px;
}
.btc-answered-option.btc-is-correct {border-color:#239364;background:#effbf4;box-shadow:0 3px 0 #b7dec7;color:#165f3e}
.btc-answered-option.btc-is-incorrect {border-color:#d94975;background:#fff0f3;box-shadow:0 3px 0 #f0bfd1;color:#9e2c51}
.btc-choice-tag {display:inline-block;flex-shrink:0;padding:4px 10px;border-radius:99px;background:#ffffffae;font-size:11px;letter-spacing:.015em}
.btc-feedback {padding:22px 24px;border-radius:18px;border:2px solid #eed3df;background:#fff8fa;box-shadow:0 5px 0 #f4e4e9;animation:btc-feedback-pop .4s cubic-bezier(.18,.8,.25,1) both}
.btc-feedback h3 {font-family:Georgia,"Times New Roman",serif;font-size:clamp(22px,3.5vw,27px);font-weight:800}
.btc-feedback-right {background:#f0fbf4;border-color:#b1ddc7;box-shadow:0 5px 0 #d6ecdf}
.btc-feedback-wrong {background:#fff2f6;border-color:#f1bad0;box-shadow:0 5px 0 #f9dce7}
.btc-feedback-fact {padding-top:13px;border-top:1px dashed #d7afc0;font-size:15px;line-height:1.75}
.btc-nav {margin-top:30px;gap:14px}
.btc-ranking {margin-top:39px;padding-top:28px;border-top:2px dashed #e5b2c7}
.btc-ranking h2 {margin-bottom:20px;font-size:clamp(23px,3vw,31px)}
.btc-rank-item {
  display:flex;align-items:center;gap:14px;
  margin:9px 0;padding:15px 17px;border:1px solid #efccda;border-radius:15px;
  background:rgba(255,255,255,.84);box-shadow:0 3px 0 #f9e7ee;
  transition:transform .2s,box-shadow .2s;
}
.btc-rank-item:hover {transform:translateY(-2px);box-shadow:0 6px 0 #f7dce7}
.btc-rank-item:nth-of-type(2) {background:#fff5d9;border-color:#efd49b}
.btc-rank-num {flex:0 0 38px;text-align:center;font-size:21px;font-weight:900;color:#a63371}
.btc-rank-name {flex:1;min-width:0;overflow-wrap:anywhere;font-weight:800}
.btc-rank-score {font-size:13px;font-weight:900;color:#b31660;white-space:nowrap}
.btc-result-icon {font-size:74px;animation:btc-trophy .85s cubic-bezier(.2,.75,.25,1) both}
.btc-big-score {font-family:Georgia,"Times New Roman",serif;font-size:clamp(54px,10vw,84px)!important;color:#ca2372!important;text-shadow:2px 3px 0 #f7bfd5}
.btc-explanations {margin-top:30px;padding:19px 22px;border:2px solid #edc3d4;border-radius:18px;background:#fff;border-bottom:5px solid #edc3d4}
.btc-explanations summary {cursor:pointer;color:#aa235f;font-weight:900;line-height:1.55}
.btc-explanation {padding:20px 0}
.btc-explanation .btc-answer-selected,.btc-explanation .btc-answer-correct {border-radius:12px;padding:12px 15px}
.btc-explanation .btc-answer-correct {background:#ecf9f0;border:1px solid #b4ddc6;color:#175c3b}
.btc-explanation .btc-answer-selected {background:#fff1f6;border:1px solid #f0bed0}
.btc-foot {position:relative;padding:23px 20px;background:#fce4ed;border-top:1px solid #f6cad9;color:#935a74;font-size:11px;letter-spacing:.018em}
.btc-foot::before {content:"✦";padding-right:9px;color:#d43d81}
.btc-foot::after {content:"✦";padding-left:9px;color:#d43d81}
.btc-error {border-radius:12px}
.btc-help {font-size:13px;color:#886b79}
@keyframes btc-arrive {from {opacity:0;transform:translateY(18px)}to {opacity:1;transform:translateY(0)}}
@keyframes btc-content-in {from {opacity:0;transform:translateY(9px)}to {opacity:1;transform:translateY(0)}}
@keyframes btc-feedback-pop {from {opacity:.4;transform:scale(.97) translateY(6px)}to {opacity:1;transform:scale(1) translateY(0)}}
@keyframes btc-twinkle {0%,100% {opacity:.65;scale:.94}50% {opacity:1;scale:1.06}}
@keyframes btc-trophy {0% {transform:translateY(15px) scale(.8);opacity:0}65% {transform:translateY(-7px) scale(1.09);opacity:1}100% {transform:translateY(0) scale(1);opacity:1}}
@media (min-width:900px){.btc-head {min-height:325px}.btc-main {padding:52px 64px}}
@media (max-width:767px){
  .btc-app {width:100%;margin:12px auto 22px;border-radius:22px;box-shadow:0 5px 0 #f1c4d4,0 17px 35px #b9286822}
  .btc-head {min-height:unset;padding:39px 20px 41px}
  .btc-head::before {font-size:48px;left:2%;top:21%}
  .btc-head::after {font-size:39px;right:3%;bottom:10%}
  .btc-head h1 {font-size:clamp(39px,10.5vw,62px)!important;letter-spacing:-.05em}
  .btc-head .btc-eyebrow {font-size:9px;letter-spacing:.14em;padding:8px 13px}
  .btc-main {padding:25px 19px 35px}
  .btc-main h2 {font-size:clamp(24px,6vw,31px)}
  .btc-options {gap:11px}
  .btc-option {min-height:64px!important;padding:15px 16px!important;font-size:14px!important}
  .btc-answered-option {min-height:60px;padding:14px 15px;font-size:14px;align-items:flex-start;flex-direction:column;gap:8px}
  .btc-feedback {padding:18px 17px}
  .btc-ranking {margin-top:31px}
  .btc-rank-item {padding:13px 11px;gap:9px}
  .btc-rank-num {flex-basis:31px}
  .btc-rank-score {font-size:12px}
  .btc-nav {flex-direction:column}
  .btc-nav .btc-btn {width:100%}
  .btc-foot {padding:18px 14px;font-size:10px}
}
@media (max-width:390px){
  .btc-main {padding:22px 14px 31px}
  .btc-head {padding:35px 16px}
  .btc-head h1 {font-size:38px!important}
  .btc-pill {font-size:11px}
  .btc-rank-item {gap:6px}
  .btc-rank-num {flex-basis:27px}
}
@media (prefers-reduced-motion:reduce){
  .btc-app,.btc-app *,.btc-app *::before,.btc-app *::after {animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* ========================================================
   TOTALLY 90s • 1.3.0 — inspired by the playful visual era
   of 1992 fashion dolls; original graphic shapes, no
   Mattel/Barbie trademarks or copyrighted artwork embedded.
   ======================================================== */
.btc-app{
 --btc-pink:#eb167f;--btc-hot:#fa2897;--btc-dark:#332056;
 --btc-light:#fff0f9;--btc-border:#f4a9d8;--btc-cream:#fffdf9;
 --btc-ink:#31214c;--btc-muted:#73627e;
 max-width:1000px;width:min(100%,1000px);border:3px solid #ef268c;
 border-radius:30px;background:#fffdf9;
 box-shadow:0 8px 0 #8a38c4,0 24px 65px rgba(104,34,142,.20);
 font-family:Arial,'Trebuchet MS',sans-serif;
}
.btc-head{
 min-height:365px;padding:66px 36px 61px;
 isolation:isolate;position:relative;
 background:linear-gradient(115deg,#fe198c 0%,#e92a9b 38%,#8f31ca 75%,#622cbb 100%);
 color:#fff;
}
/* Bold, multicolor curls: an original CSS-only pattern. */
.btc-head::before{
 content:"";position:absolute;left:-105px;top:-130px;width:460px;height:540px;
 border-radius:44% 56% 62% 38% / 50% 38% 62% 50%;
 background:
   repeating-radial-gradient(ellipse at 40% 42%,transparent 0 33px,#ffe247 35px 49px,#39d7da 51px 64px,#ffb6d9 66px 81px,transparent 83px 107px);
 transform:rotate(-21deg);opacity:.88;filter:none;animation:btc-wave-drift 12s ease-in-out infinite alternate;pointer-events:none;z-index:-1;
}
.btc-head::after{
 content:"";position:absolute;right:-125px;bottom:-190px;width:485px;height:510px;
 border-radius:52% 48% 34% 66% / 48% 51% 49% 52%;
 background:repeating-radial-gradient(ellipse at 53% 48%,transparent 0 30px,#24d8d2 33px 48px,#fcee42 50px 61px,#fe83bb 63px 80px,transparent 82px 106px);
 transform:rotate(28deg);opacity:.83;filter:none;animation:btc-wave-drift-two 13s ease-in-out infinite alternate;pointer-events:none;z-index:-1;
}
.btc-head .btc-sparkle{position:relative;z-index:1;letter-spacing:.6em;font-size:20px;color:#fff2a0;text-shadow:0 2px 8px #872590;animation:btc-sparkle-dance 2.8s ease-in-out infinite}
.btc-head .btc-eyebrow{
 position:relative;z-index:1;padding:11px 23px;border:2px solid #fff;
 border-radius:40px;background:#f9ec4d;color:#56217c;
 font-weight:950;font-size:12px;letter-spacing:.22em;
 box-shadow:4px 5px 0 #5b27a2;
 transform:rotate(-2deg);
}
.btc-head h1{
 position:relative;z-index:1;max-width:850px;
 color:#fff!important;
 font-family:'Arial Black',Impact,'Trebuchet MS',sans-serif;
 font-style:normal;font-size:clamp(47px,8.1vw,88px)!important;
 letter-spacing:-.055em;font-weight:950;line-height:.99!important;
 -webkit-text-stroke:.25px #fff;
 text-shadow:4px 5px 0 #6223b0,8px 10px 0 #e51b87,0 17px 25px #37205e66;
 text-wrap:balance;margin-top:21px!important;margin-bottom:24px!important;
}
.btc-head p:not(.btc-eyebrow){
 position:relative;z-index:1;width:fit-content;max-width:600px;
 background:rgba(45,15,88,.66);color:#fff;
 padding:11px 18px;border-radius:14px;font-size:clamp(14px,1.8vw,18px);
 font-weight:800;border:1px solid #ffffff8a;
}
.btc-main{
 background:
 radial-gradient(circle at 15% 17%,#f3e1fb 0 5px,transparent 6px) 0 0/56px 56px,
 radial-gradient(circle at 72% 73%,#ffe6f3 0 6px,transparent 7px) 0 0/69px 69px,
 linear-gradient(180deg,#fffaff 0%,#fffdf8 100%);
 padding:clamp(24px,5vw,62px);
}
.btc-main h2{font-family:'Arial Black',Arial,sans-serif;color:#422063;font-weight:950;letter-spacing:-.04em;line-height:1.19}
.btc-pill{
 background:#ddfcf8;border:2px solid #40d0ce;color:#4d2179;
 box-shadow:3px 4px 0 #b9eced;font-weight:900;
}
.btc-category{
 background:#fce64a;border:2px solid #bd67c7;color:#4c2375;
 box-shadow:3px 4px 0 #e7beff;border-radius:8px;
 transform:rotate(-1deg);font-weight:950;
}
.btc-counter{color:#7c2b9b!important;font-weight:900;letter-spacing:.18em}
.btc-question{font-size:clamp(23px,3.4vw,36px)!important;color:#352053!important}
.btc-progress{height:15px;border:2px solid #8c32bf;background:#f6dffd;box-shadow:2px 3px 0 #e7b2f0}
.btc-progress-fill{
 background:repeating-linear-gradient(115deg,#ffffff50 0 7px,transparent 8px 16px),linear-gradient(90deg,#31cfd1 0%,#b143d7 48%,#ff3f9d 100%);
 transition:width .6s cubic-bezier(.19,.7,.2,1);
}
.btc-input{
 border:2px solid #b94bc0!important;border-radius:15px!important;
 box-shadow:4px 5px 0 #efd6f7!important;
}
.btc-input:focus{border-color:#ef2d95!important;outline:3px solid #ffcee9!important}
.btc-btn{
 border:2px solid #7724a8!important;border-radius:15px!important;
 background:linear-gradient(120deg,#ff359c 0%,#e21c8a 48%,#a12cc8 100%)!important;
 color:#fff!important;font-weight:900!important;letter-spacing:.015em;
 box-shadow:4px 5px 0 #69258e,0 11px 20px #70339b29!important;
}
.btc-btn:hover:not(:disabled){transform:translateY(-3px) rotate(-.3deg);box-shadow:5px 8px 0 #69258e,0 15px 24px #70339b30!important}
.btc-btn:active:not(:disabled){transform:translateY(2px);box-shadow:2px 2px 0 #69258e!important}
.btc-outline{background:#fff!important;color:#60237d!important;border:2px solid #b676ca!important;box-shadow:3px 4px 0 #e6c9ee!important}
.btc-option{
 background:#fff!important;color:#35234c!important;border:2px solid #d8a6e8!important;
 box-shadow:4px 5px 0 #f0def5!important;border-radius:16px!important;
 min-height:70px!important;padding:19px 22px!important;font-weight:800!important;
}
.btc-option:hover:not(:disabled){background:#e8fcfc!important;border-color:#22c3ce!important;transform:translate(4px,-3px);box-shadow:5px 7px 0 #b1e8eb!important}
.btc-option.btc-selected{background:#f9e4f9!important;border-color:#c130bb!important;color:#5b2376!important}
.btc-answered-option{border-radius:16px;border:2px solid #e9c2ef;background:#fff;box-shadow:2px 3px 0 #f3e5f8}
.btc-answered-option.btc-is-correct{border-color:#159f8c;background:#e8fff6;color:#075f55;box-shadow:4px 5px 0 #a7e9d4}
.btc-answered-option.btc-is-incorrect{border-color:#ed4595;background:#fff0f7;color:#9b1d60;box-shadow:4px 5px 0 #f5bfd9}
.btc-choice-tag{color:#4d216e;background:#fff;border:1px solid #f0d9f4}
.btc-feedback{border:2px solid #d59de8;box-shadow:4px 6px 0 #e8c9f2;background:#fdf8ff}
.btc-feedback h3{font-family:'Arial Black',Arial,sans-serif;color:#4f2474;font-weight:950}
.btc-feedback-right{background:#e9fff8;border-color:#36b89d;box-shadow:4px 6px 0 #abeedb}
.btc-feedback-wrong{background:#fff0f7;border-color:#e75a9c;box-shadow:4px 6px 0 #f5c1d9}
.btc-feedback-fact{border-top:2px dashed #d3afe3}
.btc-ranking{border-top:3px dashed #e4a3dd}
.btc-ranking h2{font-family:'Arial Black',Arial,sans-serif}
.btc-rank-item{border:2px solid #e2b4eb;background:#fff;border-radius:16px;box-shadow:4px 4px 0 #eedcf1}
.btc-rank-item:hover{transform:translateY(-3px);box-shadow:4px 7px 0 #d3f2f1}
.btc-rank-num{color:#8f2aba}
.btc-rank-score{color:#bd1a83}
.btc-big-score{color:#c522ac!important;font-family:'Arial Black',Arial,sans-serif;text-shadow:3px 4px 0 #ffe15e}
.btc-explanations{border:2px solid #dba6e4;border-bottom:5px solid #af49c5;box-shadow:4px 5px 0 #f0dcf4}
.btc-explanations summary{color:#872aa2}
.btc-foot{background:linear-gradient(90deg,#ed1c91,#a42bc2,#1ac2c7);border:0;color:#fff;font-weight:700;letter-spacing:.035em}
.btc-foot::before,.btc-foot::after{color:#fff07e}
@keyframes btc-wave-drift{from{transform:rotate(-21deg) translate(0,0) scale(1)}to{transform:rotate(-11deg) translate(18px,7px) scale(1.045)}}
@keyframes btc-wave-drift-two{from{transform:rotate(28deg) translate(0,0) scale(1)}to{transform:rotate(18deg) translate(-17px,-8px) scale(1.05)}}
@keyframes btc-sparkle-dance{0%,100%{opacity:.9;transform:scale(1)}50%{opacity:1;transform:scale(1.06)}}
@media(min-width:900px){.btc-head{min-height:370px;padding:75px 50px 70px}.btc-main{padding:55px 75px}}
@media(max-width:767px){
 .btc-app{border-radius:20px;border-width:2px;margin:10px auto 22px;box-shadow:0 5px 0 #8a38c4,0 18px 35px #68228e30}
 .btc-head{min-height:300px;padding:47px 18px 42px}
 .btc-head::before{width:295px;height:400px;top:-120px;left:-165px;opacity:.55}
 .btc-head::after{width:290px;height:390px;right:-165px;bottom:-155px;opacity:.54}
 .btc-head h1{font-size:clamp(42px,10.1vw,68px)!important;letter-spacing:-.055em;line-height:1.04!important;text-shadow:3px 3px 0 #6223b0,5px 6px 0 #e51b87}
 .btc-head .btc-eyebrow{font-size:10px;padding:9px 14px;letter-spacing:.12em}
 .btc-head p:not(.btc-eyebrow){font-size:14px;padding:10px 12px}
 .btc-main{padding:28px 20px 39px}
 .btc-question{font-size:clamp(23px,6.2vw,30px)!important}
 .btc-option{min-height:64px!important;padding:17px 15px!important}
 .btc-btn{min-height:54px!important}
 .btc-rank-item{gap:8px;padding:12px 10px}
}
@media(max-width:390px){
 .btc-head{padding:41px 14px 37px;min-height:280px}
 .btc-head h1{font-size:40px!important}
 .btc-main{padding:23px 14px 34px}
 .btc-question{font-size:23px!important}
 .btc-head .btc-sparkle{font-size:14px}
}
@media(prefers-reduced-motion:reduce){
 .btc-head::before,.btc-head::after,.btc-head .btc-sparkle{animation:none!important}
}