/* ============================================================
   ESTILOS — Trading Capital Profits
   Para cambiar los colores de la marca, edita solo :root
   ============================================================ */
:root {
  --fondo: #0b1220;
  --tarjeta: #131c2f;
  --borde: #24304a;
  --texto: #e8edf5;
  --suave: #93a1b8;
  --oro: #d4af37;
  --oro-claro: #f0d47a;
  --verde: #22c55e;
  --rojo: #ef4444;
  --radio: 14px;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--fondo); color: var(--texto); }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px; line-height: 1.55; -webkit-font-smoothing: antialiased;
}
a { color: var(--oro-claro); }
h1, h2, h3 { line-height: 1.25; margin: 0 0 .5em; }
h1 { font-size: 1.55rem; } h2 { font-size: 1.2rem; } h3 { font-size: 1.05rem; }
p { margin: 0 0 .8em; }
.peq { font-size: .85rem; color: var(--suave); }

.contenido { max-width: 640px; margin: 0 auto; padding: 16px 16px 32px; }
.contenido.con-tabs { padding-bottom: 96px; }
section { margin-bottom: 20px; }

/* Encabezado */
.top { display: flex; align-items: center; gap: 12px; margin: 4px 0 18px; }
.top h1 { font-size: 1.2rem; margin: 0; }
.volver { text-decoration: none; font-size: 1.4rem; color: var(--texto); width: 36px; height: 36px; display: grid; place-items: center; border-radius: 10px; background: var(--tarjeta); }
.logo { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 10px; background: linear-gradient(135deg, var(--oro), #9c7a12); color: #111; font-weight: 800; font-size: .8rem; letter-spacing: .5px; }
.logo.grande { width: 48px; height: 48px; font-size: 1rem; }

/* Botones */
.btn { display: block; width: 100%; text-align: center; border: 0; border-radius: 12px; padding: 13px 18px; font: inherit; font-weight: 700; text-decoration: none; cursor: pointer; margin: 10px 0 0; transition: transform .08s, opacity .2s; }
.btn:active { transform: scale(.98); }
.btn:disabled { opacity: .6; }
.btn-oro { background: linear-gradient(135deg, var(--oro-claro), var(--oro)); color: #141414; }
.btn-borde { background: transparent; color: var(--texto); border: 1.5px solid var(--borde); }
.btn.grande { padding: 16px 18px; font-size: 1.05rem; }
.btn.peque { width: auto; display: inline-block; padding: 9px 14px; margin: 0; font-size: .9rem; white-space: nowrap; }

/* Portada */
.hero { padding: 28px 0 8px; }
.marca { display: flex; align-items: center; gap: 12px; font-weight: 700; margin-bottom: 26px; }
.hero h1 { font-size: 2rem; }
.hero h1 em { color: var(--oro); font-style: normal; }
.hero p { color: var(--suave); font-size: 1.05rem; }
.puntos, .stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.puntos div, .stats div { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 14px 8px; text-align: center; }
.puntos b, .stats b { display: block; font-size: 1.3rem; color: var(--oro); overflow-wrap: anywhere; }
.stats div:last-child b { font-size: 1.05rem; line-height: 1.6rem; }
.puntos span, .stats span { font-size: .8rem; color: var(--suave); }
.lista-beneficios ul { list-style: none; padding: 0; margin: 0; }
.lista-beneficios li { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 12px 14px; margin-bottom: 8px; }

/* Tarjetas */
.tarjeta { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 16px; }
.fila { display: flex; justify-content: space-between; align-items: baseline; }
.cta { background: linear-gradient(160deg, rgba(212,175,55,.16), rgba(212,175,55,.04)); border: 1px solid rgba(212,175,55,.45); border-radius: var(--radio); padding: 16px; margin: 20px 0; }
.cta h3 { color: var(--oro-claro); }
.demo { background: rgba(240,212,122,.12); border: 1px dashed var(--oro); color: var(--oro-claro); border-radius: 12px; padding: 10px 12px; font-size: .88rem; margin-bottom: 14px; }
.riesgo { font-size: .75rem; color: var(--suave); border-top: 1px solid var(--borde); padding-top: 12px; margin-top: 28px; }

/* Panel */
.saludo { display: flex; justify-content: space-between; align-items: center; margin-top: 8px; }
.saludo h1 { margin: 0; }
.saludo .peq { margin: 0; }
.racha { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 999px; padding: 8px 14px; font-weight: 800; font-size: 1.1rem; }
.progreso-barra { height: 10px; background: var(--borde); border-radius: 99px; overflow: hidden; margin: 10px 0 8px; }
.progreso-barra i { display: block; height: 100%; background: linear-gradient(90deg, var(--oro), var(--oro-claro)); border-radius: 99px; transition: width .4s; }
.continuar h2 { margin-top: 4px; }

/* Formularios */
.form label { display: block; font-size: .9rem; font-weight: 600; margin-bottom: 14px; }
.form input, .form select { display: block; width: 100%; margin-top: 6px; padding: 13px 14px; border-radius: 12px; border: 1.5px solid var(--borde); background: var(--tarjeta); color: var(--texto); font: inherit; }
.form input:focus, .form select:focus { outline: none; border-color: var(--oro); }
.form .check { display: flex; gap: 10px; font-weight: 400; font-size: .85rem; color: var(--suave); }
.form .check input { width: 20px; height: 20px; margin: 2px 0 0; flex: none; accent-color: var(--oro); }
.form.compacto label { margin-bottom: 10px; }
.codigo { text-align: center; font-size: 1.8rem !important; letter-spacing: 6px; font-weight: 800; }
.codigo::placeholder { letter-spacing: 1px; font-size: 1.1rem; font-weight: 400; }
.error { color: var(--rojo); font-size: .9rem; min-height: 1em; }

/* Test y quiz */
.pregunta { font-size: 1.2rem; margin: 6px 0 16px; }
.opciones { display: grid; gap: 10px; }
.opcion { text-align: left; background: var(--tarjeta); border: 1.5px solid var(--borde); color: var(--texto); border-radius: 12px; padding: 14px; font: inherit; cursor: pointer; transition: border-color .15s, background .15s; }
.opcion:hover { border-color: var(--oro); }
.opcion.bien { border-color: var(--verde); background: rgba(34,197,94,.14); }
.opcion.mal { border-color: var(--rojo); background: rgba(239,68,68,.14); animation: temblor .3s; }
.opcion.apagada { opacity: .5; }
@keyframes temblor { 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }
.explica { border-radius: 12px; padding: 12px 14px; margin-top: 14px; font-size: .95rem; }
.explica.ok { background: rgba(34,197,94,.12); border: 1px solid rgba(34,197,94,.4); }
.explica.no { background: rgba(239,68,68,.1); border: 1px solid rgba(239,68,68,.35); }
.mini-graf { width: 100%; max-width: 360px; display: block; margin: 0 auto 16px; background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 12px; }

/* Resultado y fin de lección */
.resultado, .fin-leccion { text-align: center; padding-top: 28px; }
.medalla { font-size: 4rem; animation: salto .6s ease-out; }
@keyframes salto { 0% { transform: scale(.3); opacity: 0; } 70% { transform: scale(1.15); } 100% { transform: scale(1); opacity: 1; } }
.pct { font-size: 3.2rem; font-weight: 800; color: var(--oro); line-height: 1; margin-bottom: 12px; }
.xp-ganada { display: inline-block; background: rgba(212,175,55,.15); color: var(--oro-claro); font-weight: 800; border-radius: 999px; padding: 8px 18px; margin: 6px 0 14px; }
.insignia-nueva { background: var(--tarjeta); border: 1px solid var(--oro); border-radius: 12px; padding: 10px; margin: 8px 0; font-weight: 700; }
.fin-leccion .cta { text-align: left; }

/* Lección */
.leccion h1 { font-size: 1.6rem; }
.texto ul, .texto ol { padding-left: 1.2em; }
.texto li { margin-bottom: .4em; }
.dato { background: rgba(212,175,55,.1); border-left: 4px solid var(--oro); border-radius: 10px; padding: 12px 14px; margin: 16px 0; }
.quiz-inicio { text-align: center; background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 20px 16px; margin-top: 28px; }
.quiz { margin-top: 28px; scroll-margin-top: 16px; }
.tv { margin: 16px 0; }
.tv iframe { width: 100%; height: 320px; border: 1px solid var(--borde); border-radius: 12px; background: var(--tarjeta); }

/* Sesiones */
.bloque-sesiones { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 14px; margin: 16px 0; }
.sesion { display: grid; grid-template-columns: 110px 1fr 64px; gap: 10px; align-items: center; padding: 8px 0; }
.ses-nom b { display: block; font-size: .92rem; }
.ses-nom small { color: var(--suave); font-size: .72rem; }
.ses-barra { position: relative; height: 12px; background: var(--borde); border-radius: 99px; }
.ses-barra i { position: absolute; top: 0; bottom: 0; background: var(--suave); opacity: .5; border-radius: 99px; }
.sesion.on .ses-barra i { background: var(--oro); opacity: 1; }
.ses-barra em { position: absolute; top: -4px; bottom: -4px; width: 2px; background: var(--texto); }
.ses-estado { font-size: .75rem; color: var(--suave); text-align: right; }
.sesion.on .ses-estado { color: var(--verde); font-weight: 700; }

/* Curso */
.nivel.bloqueado { opacity: .6; }
.modulo { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); margin-bottom: 10px; }
.modulo summary { display: flex; gap: 12px; align-items: center; padding: 14px; cursor: pointer; list-style: none; }
.modulo summary::-webkit-details-marker { display: none; }
.modulo summary small { display: block; color: var(--suave); font-size: .8rem; }
.insignia { font-size: 1.5rem; width: 44px; height: 44px; flex: none; display: grid; place-items: center; border-radius: 12px; background: var(--fondo); filter: grayscale(1); opacity: .7; }
.insignia.ganada { filter: none; opacity: 1; box-shadow: 0 0 0 2px var(--oro); }
.modulo ul { list-style: none; margin: 0; padding: 0 14px 10px; }
.modulo li a, .modulo li > span { display: flex; gap: 10px; align-items: center; padding: 10px 4px; color: var(--texto); text-decoration: none; border-top: 1px solid var(--borde); }
.modulo li .apagada { color: var(--suave); }
.modulo li small { margin-left: auto; color: var(--suave); font-size: .75rem; }
.estado { font-style: normal; }
.modulo .cta { margin: 6px 14px 14px; }

/* Herramientas */
.afiliado { display: flex; justify-content: space-between; align-items: center; gap: 12px; background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 14px; margin-bottom: 10px; }
.afiliado p { margin: 2px 0 0; }
.resultado-calc { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 8px; }
.resultado-calc div { background: var(--fondo); border-radius: 12px; padding: 12px; text-align: center; }
.resultado-calc span { display: block; font-size: .8rem; color: var(--suave); }
.resultado-calc b { font-size: 1.5rem; color: var(--oro); }
.resultado-calc p { grid-column: 1 / -1; }

/* Perfil */
.insignias { display: grid; grid-template-columns: repeat(auto-fill, minmax(92px, 1fr)); gap: 10px; }
.ins { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 12px; padding: 10px 6px; text-align: center; filter: grayscale(1); opacity: .45; }
.ins.ganada { filter: none; opacity: 1; border-color: var(--oro); }
.ins span { font-size: 1.6rem; display: block; }
.ins small { font-size: .7rem; color: var(--suave); display: block; line-height: 1.25; }
.legal h2 { font-size: 1rem; color: var(--oro-claro); margin-top: 1.2em; }

/* Barra inferior */
.tabbar { position: fixed; left: 0; right: 0; bottom: 0; display: flex; justify-content: space-around; background: rgba(11,18,32,.96); backdrop-filter: blur(8px); border-top: 1px solid var(--borde); padding: 6px 4px calc(6px + env(safe-area-inset-bottom)); z-index: 10; }
.tabbar a { flex: 1; text-align: center; text-decoration: none; color: var(--suave); font-size: .68rem; padding: 4px 0; }
.tabbar a span { display: block; font-size: 1.3rem; line-height: 1.3; }
.tabbar a.activa { color: var(--oro); }

@media (min-width: 700px) {
  .hero h1 { font-size: 2.4rem; }
  .tabbar { max-width: 640px; margin: 0 auto; border-radius: 16px 16px 0 0; border: 1px solid var(--borde); }
}

/* Portada con registro */
.etiqueta { display: inline-block; background: rgba(212,175,55,.15); color: var(--oro-claro); border: 1px solid rgba(212,175,55,.5); border-radius: 999px; padding: 6px 14px; font-weight: 700; font-size: .85rem; margin-bottom: 14px; }
.checks { list-style: none; padding: 0; margin: 0 0 4px; }
.checks li { margin-bottom: 6px; }
.registro-portada { border-color: rgba(212,175,55,.5); scroll-margin-top: 16px; }
.centrado { text-align: center; }

/* Bloques interactivos de las lecciones */
.calc-leccion, .vela-interactiva, .checklist { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 16px; margin: 18px 0; }
.calc-leccion h3 { color: var(--oro-claro); }
.vela-interactiva .mini-graf { background: var(--fondo); }
.rangos label { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 4px 10px; }
.rangos label b { color: var(--oro); font-variant-numeric: tabular-nums; }
.rangos input[type=range] { grid-column: 1 / -1; padding: 0; margin: 0; border: 0; background: none; accent-color: var(--oro); }
.check-item { display: flex; gap: 10px; align-items: flex-start; padding: 8px 0; border-bottom: 1px solid var(--borde); cursor: pointer; }
.check-item input { width: 20px; height: 20px; margin-top: 2px; accent-color: var(--oro); flex: none; }
.check-item input:checked + span { color: var(--suave); text-decoration: line-through; }
.check-cuenta { margin: 10px 0 0; font-weight: 600; color: var(--oro-claro); }
.texto table { width: 100%; border-collapse: collapse; font-size: .9rem; margin: 8px 0 14px; }
.texto th, .texto td { border: 1px solid var(--borde); padding: 7px 8px; text-align: left; vertical-align: top; }
.texto th { background: var(--tarjeta); color: var(--oro-claro); }
.checklist .reiniciar { margin-top: 10px; }
.certificado { margin: 18px 0; }
.certificado img { display: block; width: 100%; border-radius: 10px; border: 1px solid var(--borde); margin-bottom: 12px; }
.lista-afiliados { margin: 16px 0; }

/* Portada ampliada */
.puntos.cuatro { grid-template-columns: repeat(2, 1fr); margin: 18px 0; }
@media (min-width: 560px) { .puntos.cuatro { grid-template-columns: repeat(4, 1fr); } }
.bloque-portada { margin: 30px 0; }
.bloque-portada > h2 { font-size: 1.35rem; }
.pasos { list-style: none; counter-reset: paso; padding: 0; margin: 0; }
.pasos li { counter-increment: paso; position: relative; padding: 12px 14px 12px 58px; background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); margin-bottom: 8px; }
.pasos li::before { content: counter(paso); position: absolute; left: 14px; top: 50%; transform: translateY(-50%); width: 30px; height: 30px; border-radius: 50%; background: var(--oro); color: #1a1405; font-weight: 800; display: grid; place-items: center; }
.pasos b { display: block; }
.pasos span { font-size: .88rem; color: var(--suave); }
.tabs-nivel { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 999px; padding: 4px; margin: 12px 0; }
.tab-nivel { border: 0; background: none; color: var(--suave); font: inherit; font-weight: 700; font-size: .9rem; padding: 9px 4px; border-radius: 999px; cursor: pointer; }
.tab-nivel.activa { background: var(--oro); color: #1a1405; }
.rejilla-herr { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
@media (min-width: 560px) { .rejilla-herr { grid-template-columns: repeat(3, 1fr); } }
.herr { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); padding: 12px; }
.herr span { font-size: 1.5rem; display: block; }
.herr b { display: block; font-size: .92rem; line-height: 1.25; margin: 4px 0 2px; }
.herr small { color: var(--suave); font-size: .78rem; line-height: 1.3; display: block; }
.faq details { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: var(--radio); margin-bottom: 8px; }
.faq summary { padding: 13px 14px; font-weight: 700; cursor: pointer; }
.faq p { padding: 0 14px 12px; margin: 0; color: var(--suave); }
.cta.final { text-align: center; }
.herramienta .cuerpo-herr { padding: 0 14px 14px; }
.herramienta .bloque-sesiones, .herramienta .tv { margin: 0; }
.herramienta .insignia, .bloque-portada .insignia { filter: none; opacity: 1; }

/* Videos de YouTube */
.video { margin: 0 0 12px; }
.video-portada { position: relative; display: block; width: 100%; aspect-ratio: 16 / 9; padding: 0; border: 1px solid var(--borde); border-radius: 12px; overflow: hidden; background: #000; cursor: pointer; }
.video-portada img { width: 100%; height: 100%; object-fit: cover; display: block; opacity: .85; }
.video-portada .play { position: absolute; inset: 0; margin: auto; width: 60px; height: 42px; border-radius: 12px; background: #e62117; color: #fff; display: grid; place-items: center; font-size: 1.2rem; }
.video.short .video-portada, .video.short .video-marco { aspect-ratio: 9 / 16; max-width: 220px; margin: 0 auto; }
.video.short .video-titulo { text-align: center; }
.video-marco { aspect-ratio: 16 / 9; border-radius: 12px; overflow: hidden; background: #000; }
.video-marco iframe { width: 100%; height: 100%; border: 0; display: block; }
.video-titulo { font-weight: 600; font-size: .92rem; margin: 8px 0 0; }
.rejilla-videos { display: grid; gap: 14px; margin-bottom: 12px; }
@media (min-width: 560px) { .rejilla-videos { grid-template-columns: 1fr 1fr; align-items: start; } }
.bloque-video { margin: 18px 0; }