/* SKAL SCRIPTS — web. Oscura, con la marca turquesa → azul del logo. */
@font-face { font-family: 'SKAL UI'; src: url('demos/_ui/fonts/inter.woff2') format('woff2'); font-weight: 100 900; font-display: swap; }
@font-face { font-family: 'SKAL Num'; src: url('demos/_ui/fonts/rajdhani.woff2') format('woff2'); font-weight: 400 700; font-display: swap; }

:root {
    --fondo: #070b10; --fondo2: #0b1118; --tarjeta: #0e151d; --borde: rgba(255, 255, 255, .09);
    --texto: #eef3f6; --tenue: #9aa8b4; --turq: #3dd6c0; --azul: #4a8fd6;
    --marca: linear-gradient(90deg, #3dd6c0, #4a8fd6);
    --ease: cubic-bezier(.16, 1, .3, 1);
}
* { box-sizing: border-box; margin: 0; }
html { scroll-behavior: smooth; background: var(--fondo); }
body {
    background:
        radial-gradient(1100px 700px at 0% -10%, rgba(61, 214, 192, .16), transparent 60%),
        radial-gradient(1000px 700px at 100% 10%, rgba(74, 143, 214, .14), transparent 60%),
        var(--fondo);
    color: var(--texto); font: 400 16px/1.6 'SKAL UI', system-ui, -apple-system, 'Segoe UI', sans-serif; min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.envoltorio { width: min(1200px, 100% - 40px); margin-inline: auto; }

/* ---------- Cabecera ---------- */
.cab { position: sticky; top: 0; z-index: 50; background: rgba(7, 11, 16, .86); border-bottom: 1px solid var(--borde); }
.cab-fila { display: flex; align-items: center; gap: 28px; height: 74px; }
.cab .logo img { height: 46px; width: auto; }
.menu { display: flex; gap: 26px; margin-left: 12px; flex: 1; }
.menu a { color: var(--tenue); font-weight: 500; font-size: 15px; transition: color .18s var(--ease); }
.menu a:hover { color: var(--texto); }
.idioma { display: inline-flex; border: 1px solid var(--borde); border-radius: 999px; padding: 3px; }
.idioma button { font: inherit; font-size: 13px; font-weight: 700; letter-spacing: .06em; border: 0; border-radius: 999px; padding: 6px 12px; cursor: pointer; background: none; color: var(--tenue); }
.idioma button[aria-pressed="true"] { background: var(--marca); color: #04211c; }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: inherit; font-weight: 700; font-size: 15px;
    padding: 12px 22px; border-radius: 12px; border: 1px solid transparent; cursor: pointer; transition: transform .18s var(--ease), box-shadow .28s var(--ease);
}
.btn-marca { background: var(--marca); color: #04211c; box-shadow: 0 8px 30px rgba(61, 214, 192, .25); }
.btn-marca:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(61, 214, 192, .4); }
.btn-borde { border-color: rgba(61, 214, 192, .4); color: var(--texto); background: rgba(61, 214, 192, .06); }
.btn-borde:hover { background: rgba(61, 214, 192, .14); transform: translateY(-2px); }

/* ---------- Portada ---------- */
.hero { padding: 90px 0 70px; display: grid; grid-template-columns: 1.02fr 1fr; gap: 56px; align-items: center; }
.etiqueta { display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; background: var(--marca); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero h1 { font-size: clamp(38px, 5.2vw, 66px); line-height: 1.04; letter-spacing: -.025em; font-weight: 800; margin: 16px 0 20px; }
.hero h1 em { font-style: normal; background: var(--marca); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { color: var(--tenue); font-size: 18px; max-width: 540px; }
.hero .acciones { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.pila { position: relative; aspect-ratio: 16 / 11; }
.pila a { position: absolute; width: 78%; border-radius: 16px; overflow: hidden; border: 1px solid rgba(255, 255, 255, .14);
    box-shadow: 0 30px 70px rgba(0, 0, 0, .6), 0 0 90px rgba(61, 214, 192, .16); transition: transform .5s var(--ease); }
.pila a:nth-child(1) { right: 0; top: 0; z-index: 1; }
.pila a:nth-child(2) { left: 0; top: 24%; z-index: 2; }
.pila a:nth-child(3) { right: 6%; bottom: 0; z-index: 3; }
.pila a:hover { transform: translateY(-8px) scale(1.02); z-index: 4; }

/* ---------- Secciones ---------- */
.seccion { padding: 70px 0; }
.seccion h2 { font-size: clamp(28px, 3.4vw, 42px); letter-spacing: -.02em; font-weight: 800; margin: 10px 0 12px; }
.seccion .sub { color: var(--tenue); max-width: 640px; font-size: 17px; }
.rejilla { display: grid; gap: 22px; margin-top: 38px; grid-template-columns: repeat(auto-fill, minmax(330px, 1fr)); }

.tarjeta {
    background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 18px; overflow: hidden; display: flex; flex-direction: column;
    transition: transform .28s var(--ease), border-color .28s var(--ease), box-shadow .28s var(--ease);
}
.tarjeta:hover { transform: translateY(-5px); border-color: rgba(61, 214, 192, .45); box-shadow: 0 20px 60px rgba(0, 0, 0, .5), 0 0 60px rgba(61, 214, 192, .12); }
.tarjeta img { aspect-ratio: 16 / 9; object-fit: cover; width: 100%; }
.tarjeta .cuerpo { padding: 20px 22px 22px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.tarjeta h3 { font-size: 21px; letter-spacing: -.01em; }
.tarjeta p { color: var(--tenue); font-size: 15px; flex: 1; }
.tarjeta .pie { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.tarjeta .btn { padding: 10px 15px; font-size: 14px; white-space: nowrap; }
.tarjeta .acc { display: flex; gap: 8px; flex-wrap: wrap; }
.precio { font: 700 24px 'SKAL Num', 'SKAL UI', sans-serif; color: var(--turq); white-space: nowrap; }
.precio.gratis { color: var(--azul); }
.insignia { font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: #04211c; background: var(--marca); border-radius: 999px; padding: 3px 10px; }

.filtros { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.filtros button { font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; border: 1px solid var(--borde); background: none; color: var(--tenue); padding: 8px 16px; border-radius: 999px; transition: all .18s var(--ease); }
.filtros button:hover { color: var(--texto); border-color: rgba(61, 214, 192, .45); }
.filtros button[aria-pressed="true"] { background: rgba(61, 214, 192, .14); color: var(--texto); border-color: rgba(61, 214, 192, .6); }

.pasos { counter-reset: p; display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 22px; margin-top: 38px; }
.paso { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 18px; padding: 26px; }
.paso::before { counter-increment: p; content: counter(p); display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--marca); color: #04211c; font: 800 20px 'SKAL Num', sans-serif; margin-bottom: 16px; }
.paso h3 { font-size: 19px; margin-bottom: 6px; }
.paso p { color: var(--tenue); font-size: 15px; }

.faq { margin-top: 34px; display: grid; gap: 12px; max-width: 820px; }
.faq details { background: var(--tarjeta); border: 1px solid var(--borde); border-radius: 14px; padding: 4px 20px; }
.faq summary { cursor: pointer; font-weight: 600; padding: 14px 0; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; float: right; color: var(--turq); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: '–'; }
.faq details p { color: var(--tenue); padding: 0 0 16px; }

/* ---------- Producto ---------- */
.prod { padding: 56px 0 30px; display: grid; grid-template-columns: 1.1fr 1fr; gap: 48px; align-items: start; }
.prod .portada { border-radius: 18px; border: 1px solid var(--borde); box-shadow: 0 30px 80px rgba(0, 0, 0, .55), 0 0 90px rgba(61, 214, 192, .12); }
.prod h1 { font-size: clamp(34px, 4.4vw, 54px); letter-spacing: -.025em; font-weight: 800; line-height: 1.05; margin: 10px 0 8px; }
.prod .lema { color: var(--turq); font-weight: 600; font-size: 18px; }
.prod .resumen { color: var(--tenue); margin: 16px 0 24px; font-size: 17px; }
.prod .compra { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; }
.prod .precio { font-size: 36px; }
.bloque { margin-top: 30px; }
.bloque h2 { font-size: 22px; margin-bottom: 12px; }
.bloque ul { list-style: none; padding: 0; display: grid; gap: 10px; }
.bloque li { position: relative; padding-left: 28px; color: #d3dde4; }
.bloque li::before { content: ''; position: absolute; left: 4px; top: 9px; width: 10px; height: 10px; border-radius: 3px; background: var(--marca); }
.demo-caja { margin: 30px 0 70px; border: 1px solid var(--borde); border-radius: 18px; overflow: hidden; background: #000; box-shadow: 0 30px 80px rgba(0, 0, 0, .5); }
.demo-caja header { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 20px; background: var(--tarjeta); border-bottom: 1px solid var(--borde); }
.demo-caja iframe { display: block; width: 100%; aspect-ratio: 16 / 9; border: 0; }
.aviso { color: var(--tenue); font-size: 14px; }

/* ---------- Pie ---------- */
.pie-web { border-top: 1px solid var(--borde); padding: 40px 0 50px; color: var(--tenue); font-size: 14px; }
.pie-web .envoltorio { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px; }
.pie-web img { height: 40px; width: auto; }
.pie-web nav { display: flex; gap: 22px; }
.pie-web a:hover { color: var(--texto); }

@media (max-width: 900px) {
    .hero, .prod { grid-template-columns: 1fr; }
    .hero { padding-top: 50px; }
    .menu { display: none; }
    .cab-fila { gap: 14px; }
    .cab .btn { padding: 9px 14px; }
    .rejilla { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }