/* ========== 1. Colores y medidas de marca (cámbialos aquí) ========== */
:root{
  --ink:#100530;        /* azul noche de English Homeland */
  --muted:#6b6489;
  --brand:#4B2BD6;      /* color de acción */
  --brand-soft:#ECE8FD;
  --sun:#FFB020;        /* XP y recompensas */
  --ok:#12A060;  --ok-soft:#E3F6EC;
  --ko:#E5484D;  --ko-soft:#FDE8E9;
  --paper:#F6F4FB;  --card:#FFFFFF;  --line:#E4DFF2;
  --r-lg:22px; --r-md:14px;
}

/* ========== 2. Base ========== */
*{box-sizing:border-box;margin:0;padding:0}
[hidden]{display:none!important} /* lo oculto siempre queda oculto */
html{-webkit-text-size-adjust:100%;scroll-padding-top:env(safe-area-inset-top,0px)}
body{font-family:'Poppins',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;background:var(--paper);color:var(--ink);line-height:1.5;min-height:100%}
button{font:inherit;color:inherit;cursor:pointer;border:0;background:none}
button:disabled{cursor:default}
img{max-width:100%}
:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:8px}
.wrap{width:100%;max-width:720px;margin:0 auto;padding:0 16px}
.view[hidden]{display:none}
h2.title{font-size:1.25rem;font-weight:700;margin:28px 0 4px}
.lead{color:var(--muted);font-size:.92rem}

/* ========== 3. Cabecera ========== */
.topbar{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line);padding-top:env(safe-area-inset-top,0px)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;gap:10px}
.logo img{height:30px;width:auto;display:block}
.hud{display:flex;gap:6px;align-items:center}
.pill{display:inline-flex;align-items:center;gap:4px;font-weight:600;font-size:.8rem;padding:6px 10px;border-radius:999px;background:var(--paper);white-space:nowrap}
.icon-btn{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--paper);font-size:1.05rem}
body.playing .topbar{display:none}

/* ========== 4. Portada ========== */
.hero{padding:28px 0 4px}
.hero h1{font-size:clamp(1.9rem,8vw,2.8rem);line-height:1.08;font-weight:800;letter-spacing:-.02em}
.hero p{color:var(--muted);margin-top:10px;max-width:46ch}
.level{margin-top:20px;background:var(--ink);color:#fff;border-radius:var(--r-lg);padding:18px;display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:center}
.level-badge{width:58px;height:58px;border-radius:16px;background:var(--sun);color:var(--ink);display:grid;place-items:center;font-weight:800;font-size:1.5rem;line-height:1}
.level-name{font-weight:700;font-size:1.05rem}
.level-meta{font-size:.82rem;opacity:.75}
.bar{height:10px;border-radius:99px;background:rgba(255,255,255,.16);overflow:hidden;margin-top:8px}
.bar span{display:block;height:100%;width:0;background:var(--sun);border-radius:inherit;transition:width .7s ease}

/* Camino de módulos (es una secuencia real: 1 → 7) */
.path{list-style:none;position:relative;margin-top:14px}
.path::before{content:'';position:absolute;left:33px;top:24px;bottom:24px;width:4px;background:var(--line);border-radius:4px}
.step{position:relative;margin-bottom:12px}
.step-btn{width:100%;display:grid;grid-template-columns:52px 1fr auto;gap:12px;align-items:center;text-align:left;background:var(--card);border:2px solid var(--line);border-radius:var(--r-lg);padding:10px 14px 10px 8px;box-shadow:0 4px 0 var(--line);transition:transform .08s}
.step-btn:active{transform:translateY(2px);box-shadow:0 2px 0 var(--line)}
.step-num{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;color:#fff;font-weight:800;font-size:1.2rem;position:relative;z-index:1}
.step-name{font-weight:700;line-height:1.2}
.step-sub{font-size:.82rem;color:var(--muted)}
.step-right{text-align:right;font-size:.75rem;color:var(--muted);font-weight:600}
.stars{display:inline-flex;gap:2px}
.stars svg{width:18px;height:18px}

/* Modos especiales */
.modes{display:grid;gap:12px;margin-top:14px}
@media(min-width:560px){.modes{grid-template-columns:1fr 1fr}}
.mode{display:flex;flex-direction:column;gap:6px;text-align:left;border-radius:var(--r-lg);padding:18px;color:#fff;min-height:150px;transition:transform .08s}
.mode:active{transform:translateY(2px)}
.mode-rayo{background:var(--brand);box-shadow:0 5px 0 #34199e}
.mode-final{background:var(--ink);box-shadow:0 5px 0 #000}
.mode-icon{font-size:1.7rem;line-height:1}
.mode-name{font-weight:700;font-size:1.1rem}
.mode-desc{font-size:.85rem;opacity:.85}
.mode-best{margin-top:auto;font-size:.78rem;font-weight:600;background:rgba(255,255,255,.16);align-self:flex-start;padding:4px 10px;border-radius:99px}

/* Logros */
.badges{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-top:14px}
.badge{background:var(--card);border:2px solid var(--line);border-radius:var(--r-md);padding:12px;display:flex;gap:10px;align-items:center}
.badge-icon{font-size:1.6rem;line-height:1}
.badge b{display:block;font-size:.85rem}
.badge small{display:block;font-size:.72rem;color:var(--muted);line-height:1.3}
.badge.locked{opacity:.45;filter:grayscale(1)}

/* Pie */
.footer{background:var(--ink);color:#fff;margin-top:40px;padding:28px 0 calc(28px + env(safe-area-inset-bottom,0px))}
.footer img{height:30px;width:auto;display:block}
.footer p{font-size:.8rem;opacity:.7;margin-top:12px}
.link-btn{color:#fff;text-decoration:underline;font-size:.82rem;margin-top:14px;opacity:.85}

/* ========== 5. Pantalla de juego ========== */
.playbar{position:sticky;top:0;z-index:15;background:var(--paper);padding-top:env(safe-area-inset-top,0px)}
.playbar .wrap{display:flex;align-items:center;gap:12px;height:62px}
.progress{flex:1;height:14px;background:var(--line);border-radius:99px;overflow:hidden}
.progress span{display:block;height:100%;width:0;background:var(--ok);border-radius:inherit;transition:width .4s ease}
.lives{display:flex;gap:2px;color:var(--ko)}
.lives .lost{color:var(--line)}
.timer{font-weight:800;font-variant-numeric:tabular-nums;color:var(--brand)}
.timer.low{color:var(--ko)}
.combo{min-height:28px;font-weight:700;font-size:.9rem;color:#c46f00;margin-top:4px}

.card{background:var(--card);border-radius:var(--r-lg);padding:22px 18px;margin:6px 0 170px;border:2px solid var(--line)}
.card.pop{animation:pop .28s ease}
.card.shake{animation:shake .35s ease}
@keyframes pop{from{transform:scale(.97);opacity:.4}to{transform:none;opacity:1}}
@keyframes shake{0%,100%{transform:none}25%{transform:translateX(-6px)}75%{transform:translateX(6px)}}
.ex-kind{font-size:.82rem;font-weight:600;color:var(--muted);display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.tag{font-size:.72rem;color:#fff;padding:2px 8px;border-radius:99px}
.ex-q{font-size:1.2rem;font-weight:700;line-height:1.45;margin-top:8px}
.ex-q.big{font-size:2rem;text-align:center;margin:18px 0 6px}
.blank{display:inline-block;min-width:72px;border-bottom:3px solid var(--brand);text-align:center;color:var(--brand)}
.hint{color:var(--muted);font-size:.88rem;margin-top:12px}

/* Botones de respuesta (efecto pulsable) */
.opts{display:grid;gap:10px;margin-top:20px}
@media(min-width:560px){.opts{grid-template-columns:1fr 1fr}}
.opt,.tile,.chip{background:#fff;border:2px solid var(--line);border-radius:var(--r-md);box-shadow:0 4px 0 var(--line);font-weight:600;transition:transform .08s,background .15s,border-color .15s}
.opt{padding:14px 16px;text-align:left;display:flex;gap:10px;align-items:center}
.opt .k{width:26px;height:26px;border-radius:8px;border:2px solid var(--line);display:grid;place-items:center;font-size:.75rem;color:var(--muted);flex:none}
.opt:active:not(:disabled),.tile:active:not(:disabled),.chip:active:not(:disabled){transform:translateY(2px);box-shadow:0 2px 0 var(--line)}
.is-sel{border-color:var(--brand)!important;background:var(--brand-soft)!important;box-shadow:0 4px 0 var(--brand)!important}
.is-ok{border-color:var(--ok)!important;background:var(--ok-soft)!important;box-shadow:0 4px 0 var(--ok)!important;color:#0b6b41}
.is-ko{border-color:var(--ko)!important;background:var(--ko-soft)!important;box-shadow:0 4px 0 var(--ko)!important;color:#a82328}
.opt:disabled:not(.is-ok):not(.is-ko){opacity:.55}

/* Unir parejas */
.match{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}
.col{display:grid;gap:10px;align-content:start}
.tile{padding:12px 10px;font-size:.92rem;text-align:center;min-height:52px}
.tile.is-ok{opacity:.6}

/* Ordenar frase y huecos */
.line{min-height:62px;display:flex;flex-wrap:wrap;gap:8px;align-content:flex-start;padding:10px 0;margin-top:16px;border-bottom:2px dashed var(--line)}
.line.is-ok,.line.is-ko{border-radius:var(--r-md);padding:10px;border-style:solid;box-shadow:none!important}
.bank{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.chip{padding:9px 13px;font-size:.95rem}
.chip[hidden]{display:none}
.gap-text{font-size:1.02rem;line-height:2.5;margin-top:14px}
.gap{display:inline-block;min-width:84px;min-height:34px;vertical-align:middle;padding:0 8px;margin:0 2px;border-radius:8px 8px 0 0;background:var(--brand-soft);border-bottom:3px solid var(--brand);font-weight:600;line-height:34px}
.gap.is-active{outline:2px solid var(--brand);outline-offset:1px}
.gap.is-ok{border-radius:8px;box-shadow:none!important}
.gap.is-ko{border-radius:8px;box-shadow:none!important}

.actions{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
.btn{flex:1;min-width:140px;background:var(--brand);color:#fff;font-weight:700;padding:14px 18px;border-radius:var(--r-md);box-shadow:0 4px 0 #34199e;transition:transform .08s}
.btn:active:not(:disabled){transform:translateY(2px);box-shadow:0 2px 0 #34199e}
.btn:disabled{background:var(--line);color:var(--muted);box-shadow:0 4px 0 #cfc8e6}
.btn.ghost{background:#fff;color:var(--ink);border:2px solid var(--line);box-shadow:0 4px 0 var(--line)}
.btn.dark{background:var(--ink);box-shadow:0 4px 0 #000}

/* Panel de corrección */
.sheet{position:fixed;left:0;right:0;bottom:0;z-index:30;padding:16px 0 calc(16px + env(safe-area-inset-bottom,0px));border-top:3px solid;animation:up .22s ease}
.sheet[hidden]{display:none}
.sheet.is-ok{background:var(--ok-soft);border-color:var(--ok)}
.sheet.is-ko{background:var(--ko-soft);border-color:var(--ko)}
.sheet-in{display:flex;flex-direction:column;gap:12px}
@media(min-width:560px){.sheet-in{flex-direction:row;align-items:center}.sheet-in>div{flex:1}.sheet-in .btn{flex:none}}
.sheet-title{font-weight:800;font-size:1.15rem}
.sheet.is-ok .sheet-title{color:#0b6b41}
.sheet.is-ko .sheet-title{color:#a82328}
.sheet-text{font-size:.9rem;margin-top:2px}
.sheet.is-ok .btn{background:var(--ok);box-shadow:0 4px 0 #0b6b41}
.sheet.is-ko .btn{background:var(--ko);box-shadow:0 4px 0 #a82328}
@keyframes up{from{transform:translateY(100%)}to{transform:none}}

/* ========== 6. Resultados ========== */
.result{text-align:center;padding:36px 0 60px}
.result .stars svg{width:54px;height:54px}
.result h2{font-size:1.7rem;font-weight:800;margin-top:12px;line-height:1.15}
.result .lead{margin-top:6px}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:22px}
.stat{background:#fff;border:2px solid var(--line);border-radius:var(--r-md);padding:12px 6px}
.stat b{display:block;font-size:1.3rem}
.stat small{color:var(--muted);font-size:.75rem}
.review{text-align:left;margin-top:22px;background:#fff;border:2px solid var(--line);border-radius:var(--r-md);padding:14px 16px}
.review h3{font-size:.95rem}
.review ul{list-style:none;margin-top:8px;display:grid;gap:10px}
.review li{font-size:.85rem;border-top:1px solid var(--line);padding-top:10px}
.review li span{display:block;color:#0b6b41;font-weight:600}

/* ========== 7. Chuleta (ventana) ========== */
dialog{border:0;border-radius:var(--r-lg);padding:0;width:calc(100% - 24px);max-width:520px;max-height:calc(100% - 40px);color:var(--ink);margin:auto}
dialog::backdrop{background:rgba(16,5,48,.55)}
.tips{padding:22px 20px}
.tips-head{display:flex;gap:12px;align-items:center}
.tips h3{font-size:1.25rem;font-weight:800;line-height:1.2}
.tips ul{list-style:none;display:grid;gap:6px;margin-top:16px}
.tips li{display:flex;justify-content:space-between;gap:10px;padding:8px 12px;background:var(--paper);border-radius:10px;font-size:.92rem}
.tips li b{font-weight:600}
.tips li span{color:var(--muted)}
.tips .samples{margin-top:14px;font-size:.88rem;color:var(--muted);display:grid;gap:4px}

/* ========== 8. Avisos y confeti ========== */
.toast{position:fixed;left:50%;top:calc(14px + env(safe-area-inset-top,0px));transform:translateX(-50%);z-index:60;background:var(--ink);color:#fff;font-weight:600;font-size:.9rem;padding:12px 18px;border-radius:99px;box-shadow:0 8px 24px rgba(16,5,48,.25);max-width:calc(100% - 32px);text-align:center;animation:drop .3s ease}
.toast[hidden]{display:none}
@keyframes drop{from{transform:translate(-50%,-20px);opacity:0}to{transform:translate(-50%,0);opacity:1}}
#fx{position:fixed;inset:0;pointer-events:none;z-index:55}

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

/* ========== 9. Plataforma: acceso, portada de temas y ranking ========== */
.hud a.pill{text-decoration:none;color:inherit}
.auth{max-width:440px;margin:0 auto;padding:28px 0 40px}
.auth h1{font-size:clamp(1.8rem,7vw,2.4rem);font-weight:800;line-height:1.1;letter-spacing:-.02em}
.auth .lead{margin-top:8px}
.tabs{display:grid;grid-template-columns:1fr 1fr;gap:6px;background:#fff;border:2px solid var(--line);border-radius:var(--r-md);padding:4px;margin-top:22px}
.tabs button{padding:10px;border-radius:10px;font-weight:600;color:var(--muted)}
.tabs button[aria-selected="true"]{background:var(--ink);color:#fff}
.form{display:grid;gap:14px;margin-top:18px}
.field label{display:block;font-weight:600;font-size:.88rem;margin-bottom:6px}
.field input{width:100%;font:inherit;font-size:16px;padding:13px 14px;border:2px solid var(--line);border-radius:var(--r-md);background:#fff;color:var(--ink)}
.field input:focus{outline:none;border-color:var(--brand)}
.field select{width:100%;font:inherit;font-size:16px;padding:13px 40px 13px 14px;border:2px solid var(--line);border-radius:var(--r-md);background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23100530' stroke-width='2' fill='none'/%3E%3C/svg%3E") no-repeat right 14px center;color:var(--ink);appearance:none;-webkit-appearance:none}
.field select:focus{outline:none;border-color:var(--brand)}
.field small{display:block;color:var(--muted);font-size:.78rem;margin-top:4px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:.85rem}
.check input{width:20px;height:20px;margin-top:2px;accent-color:var(--brand);flex:none}
.check a,.text-link{color:var(--brand);font-weight:600}
.text-link{font-size:.88rem;text-align:center;display:block}
.msg{font-size:.88rem;font-weight:600;padding:10px 12px;border-radius:10px}
.msg[hidden]{display:none}
.msg.ko{background:var(--ko-soft);color:#a82328}
.msg.ok{background:var(--ok-soft);color:#0b6b41}

.topics{display:grid;gap:12px;margin-top:14px}
@media(min-width:560px){.topics{grid-template-columns:1fr 1fr}}
.topic{display:grid;grid-template-columns:52px 1fr;gap:12px;align-items:center;background:#fff;border:2px solid var(--line);border-radius:var(--r-lg);padding:12px 14px;box-shadow:0 4px 0 var(--line);text-decoration:none;color:inherit;transition:transform .08s}
.topic:active{transform:translateY(2px);box-shadow:0 2px 0 var(--line)}
.topic-icon{width:52px;height:52px;border-radius:16px;background:var(--brand-soft);display:grid;place-items:center;font-size:1.6rem}
.topic b{display:block;line-height:1.25}
.topic small{display:block;color:var(--muted);font-size:.8rem}
.topic .meter{height:6px;background:var(--line);border-radius:99px;margin-top:8px;overflow:hidden}
.topic .meter span{display:block;height:100%;background:var(--sun);border-radius:inherit}
.topic.soon{opacity:.55;box-shadow:none;pointer-events:none}
.soon-tag{display:inline-block;font-size:.7rem;font-weight:600;background:var(--paper);color:var(--muted);padding:2px 8px;border-radius:99px;margin-top:6px}

.rank{background:#fff;border:2px solid var(--line);border-radius:var(--r-lg);padding:14px;margin-top:14px}
.rank .tabs{margin-top:0}
.rank ol{list-style:none;margin-top:12px;display:grid;gap:4px}
.rank li{display:grid;grid-template-columns:34px 1fr auto;gap:8px;align-items:center;padding:8px 10px;border-radius:10px;font-size:.92rem}
.rank li:nth-child(1) .pos{background:var(--sun);color:var(--ink)}
.rank li:nth-child(2) .pos{background:#D9D4E8}
.rank li:nth-child(3) .pos{background:#F1C9A5}
.rank li.me{background:var(--brand-soft);font-weight:600}
.rank .pos{width:28px;height:28px;border-radius:9px;background:var(--paper);display:grid;place-items:center;font-weight:700;font-size:.8rem}
.rank .xp{font-weight:700}
.rank li.empty{display:block;color:var(--muted);font-size:.88rem;padding:14px 4px}
.rank .mine{margin-top:10px;border-top:1px solid var(--line);padding-top:10px;font-size:.88rem;color:var(--muted)}

/* ========== 10. Nuevos tipos de ejercicio ========== */
.write{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
.write input{flex:1;min-width:180px;font:inherit;font-size:18px;font-weight:600;padding:13px 14px;border:2px solid var(--line);border-radius:var(--r-md);box-shadow:0 4px 0 var(--line)}
.write input:focus{outline:none;border-color:var(--brand)}
.write input.is-ok{border-color:var(--ok);background:var(--ok-soft)}
.write input.is-ko{border-color:var(--ko);background:var(--ko-soft)}
.listen{display:flex;justify-content:center;margin-top:18px}
.listen-btn{width:96px;height:96px;border-radius:28px;background:var(--brand);color:#fff;font-size:2.2rem;box-shadow:0 6px 0 #34199e;transition:transform .08s}
.listen-btn:active{transform:translateY(3px);box-shadow:0 3px 0 #34199e}
.listen-btn.playing{background:var(--ink);box-shadow:0 6px 0 #000}
.audio-note{text-align:center;font-size:.8rem;color:var(--muted);margin-top:8px}
.video{position:relative;padding-top:56.25%;border-radius:var(--r-md);overflow:hidden;margin-top:16px;background:var(--ink)}
.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.tips audio{width:100%;margin-top:10px}
.tips .audio-label{font-size:.82rem;font-weight:600;margin-top:12px}
.back{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:.9rem;color:var(--brand);text-decoration:none;margin-top:18px}

/* ========== 11. Menú lateral (hamburguesa) ========== */
.menu-btn{font-size:1.2rem}
.drawer{position:fixed;top:0;right:0;bottom:0;z-index:50;width:min(88vw,400px);background:var(--paper);overflow-y:auto;overscroll-behavior:contain;
  padding:calc(8px + env(safe-area-inset-top,0px)) 16px calc(28px + env(safe-area-inset-bottom,0px));
  transform:translateX(100%);visibility:hidden;transition:transform .25s ease,visibility 0s linear .25s;box-shadow:-12px 0 32px rgba(16,5,48,.18)}
.drawer.open{transform:none;visibility:visible;transition:transform .25s ease}
.drawer-backdrop{position:fixed;inset:0;z-index:45;background:rgba(16,5,48,.5)}
.drawer-head{display:flex;justify-content:space-between;align-items:center;height:52px;position:sticky;top:-8px;background:var(--paper);z-index:1}
.drawer-head b{font-size:1.1rem}
.drawer .title{margin-top:16px}
.drawer .lead{word-break:break-word}
body.menu-open{overflow:hidden}

/* Bloques desplegables de la cuenta */
.acc{background:#fff;border:2px solid var(--line);border-radius:var(--r-md);margin-top:10px}
.acc summary{padding:13px 14px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"+";font-size:1.2rem;color:var(--muted)}
.acc[open] summary::after{content:"−"}
.acc .form{margin:0;padding:0 14px 14px}
.acc.danger summary{color:#a82328}
.btn.danger{background:var(--ko);box-shadow:0 4px 0 #a82328}
.drawer-links{display:grid;gap:10px;margin-top:18px}
.drawer-links .btn{text-align:center;text-decoration:none}

/* En ordenador, en la portada, el menú se muestra dentro de la página */
@media(min-width:760px){
  .hub-page .menu-btn{display:none}
  .hub-page .drawer{position:static;transform:none;visibility:visible;width:auto;box-shadow:none;padding:0;background:none;overflow:visible;transition:none}
  .hub-page .drawer-head,.hub-page .drawer-backdrop{display:none!important}
  .hub-page .drawer-links{grid-template-columns:1fr 1fr;max-width:480px}
}

/* ========== 12. Botón de escuchar en la chuleta ========== */
.tips li{align-items:center}
.tips li span{margin-left:auto;text-align:right}
.say-btn{width:34px;height:34px;border-radius:10px;background:var(--brand-soft);flex:none;display:grid;place-items:center;font-size:.95rem}
.say-btn.playing{background:var(--brand);color:#fff}

/* ========== 13. Bandera en el ranking ========== */
.rank .who{display:flex;align-items:center;gap:6px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank .flag{font-size:1.15rem;line-height:1;flex:none}