/* happy lemon | academy · tinta #0d1226 · hueso #f6f7fb · limón #FFE020 solo para lo activo */
:root { --tinta: #0d1226; --hueso: #f6f7fb; --limon: #FFE020; --gris: #a9aec4; --linea: rgba(246,247,251,.14);
  --sis: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif; }
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; background: var(--tinta); }
body { margin: 0; min-height: 100svh; font: 17px/1.5 var(--sis); color: var(--hueso); -webkit-font-smoothing: antialiased; display: flex; flex-direction: column; }
a { color: inherit; }
img { max-width: 100%; height: auto; display: block; }

/* fondo: el arte de la portada, quieto, con velo de tinta */
.fondo { position: fixed; inset: 0; z-index: -1; background: var(--tinta) url(/marca/fondo-televisores.jpg) 50% 40% / cover no-repeat; }
.fondo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(13,18,38,.72) 0%, rgba(13,18,38,.5) 34%, rgba(13,18,38,.86) 100%); }

.barra { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 26px clamp(20px, 5vw, 64px) 0; }
.endoso { height: 26px; width: auto; }
.barra nav a { font-size: 14px; color: var(--gris); text-decoration: none; }
.barra nav a:hover { color: var(--hueso); }

main { flex: 1; width: 100%; max-width: 1240px; margin: 0 auto; padding: clamp(36px, 7vw, 88px) clamp(20px, 5vw, 64px) 56px; }
h1 { font-size: clamp(40px, 6.4vw, 84px); line-height: 1.02; letter-spacing: -0.035em; font-weight: 650; margin: 0 0 14px; }
.bajada { font-size: clamp(17px, 1.6vw, 21px); color: var(--gris); max-width: 34em; margin: 0; }
.rotulo { font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--gris); margin: 0 0 14px; }

/* portada: lista de presentaciones */
.lista { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 420px), 1fr)); gap: 28px; margin-top: clamp(36px, 5vw, 64px); }
.ficha { display: block; text-decoration: none; border-radius: 22px; overflow: hidden; background: rgba(13,18,38,.42); border: 1px solid var(--linea); -webkit-backdrop-filter: blur(14px) saturate(1.1); backdrop-filter: blur(14px) saturate(1.1); transition: transform .35s cubic-bezier(.2,.8,.2,1), border-color .35s; }
.ficha:hover { transform: translateY(-4px); border-color: rgba(246,247,251,.3); }
.ficha img { aspect-ratio: 16/9; width: 100%; object-fit: cover; }
.ficha .pie { padding: 20px 22px 22px; }
.ficha h2 { font-size: 24px; letter-spacing: -0.02em; margin: 0 0 2px; font-weight: 620; }
.ficha p { margin: 0; color: var(--gris); font-size: 15px; }
.ficha .ir { display: inline-block; margin-top: 14px; font-size: 15px; font-weight: 600; color: var(--hueso); border-bottom: 2px solid var(--limon); padding-bottom: 1px; }

/* página de una presentación */
.dos { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(320px, .85fr); gap: clamp(28px, 4vw, 56px); align-items: start; }
.cubierta { border-radius: 22px; overflow: hidden; border: 1px solid var(--linea); box-shadow: 0 30px 80px -30px rgba(0,0,0,.7); }
.cubierta img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.datos { margin-top: 26px; }
.datos h1 { font-size: clamp(34px, 4.6vw, 60px); }
.datos .bajada b { color: var(--hueso); font-weight: 600; }
.panel { border-radius: 22px; padding: clamp(22px, 2.6vw, 32px); background: rgba(13,18,38,.5); border: 1px solid var(--linea); -webkit-backdrop-filter: blur(18px) saturate(1.15); backdrop-filter: blur(18px) saturate(1.15); }
.panel h2 { font-size: 26px; letter-spacing: -0.02em; margin: 0 0 6px; font-weight: 620; }
.panel > p { margin: 0 0 20px; color: var(--gris); font-size: 15.5px; }

label.campo { display: block; margin: 0 0 14px; font-size: 13.5px; color: var(--gris); }
label.campo input { display: block; width: 100%; margin-top: 6px; padding: 14px 16px; font: 17px var(--sis); color: var(--hueso); background: rgba(246,247,251,.07); border: 1px solid var(--linea); border-radius: 13px; outline: none; transition: border-color .2s, background .2s; }
label.campo input:focus { border-color: var(--limon); background: rgba(246,247,251,.1); }
label.campo input::placeholder { color: rgba(169,174,196,.55); }
.casilla { display: grid; grid-template-columns: 24px 1fr; gap: 12px; align-items: start; margin: 16px 0 0; font-size: 14.5px; line-height: 1.4; color: #d5d8e6; cursor: pointer; }
.casilla input { appearance: none; -webkit-appearance: none; width: 24px; height: 24px; margin: 0; border-radius: 7px; border: 1.5px solid rgba(246,247,251,.4); background: transparent; cursor: pointer; transition: background .15s, border-color .15s; }
.casilla input:checked { background: var(--limon) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 12.5l4 4 8-9' fill='none' stroke='%230d1226' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 100% no-repeat; border-color: var(--limon); }
.casilla input:focus-visible { outline: 2px solid var(--limon); outline-offset: 2px; }
.casilla small { display: block; color: var(--gris); font-size: 12.5px; margin-top: 2px; }
.trampa { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.boton { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 26px; border-radius: 999px; font: 600 16.5px var(--sis); text-decoration: none; cursor: pointer; border: 1px solid rgba(246,247,251,.28); background: rgba(246,247,251,.06); color: var(--hueso); transition: transform .15s, background .2s, border-color .2s; }
.boton:hover { background: rgba(246,247,251,.13); border-color: rgba(246,247,251,.5); }
.boton:active { transform: scale(.98); }
.boton.lleno { background: var(--limon); border-color: var(--limon); color: var(--tinta); }
.boton.lleno:hover { background: #fff04d; }
.boton[disabled] { opacity: .55; cursor: default; }
form .boton { width: 100%; margin-top: 22px; }
.error { min-height: 20px; margin: 12px 0 0; font-size: 14px; color: #ffb4a8; }
.legal { margin: 14px 0 0; font-size: 12.5px; color: var(--gris); }

.material { display: grid; gap: 10px; }
.material .boton { width: 100%; justify-content: space-between; text-align: left; border-radius: 16px; min-height: 60px; padding: 10px 20px; }
.material .boton span { font-weight: 400; font-size: 13.5px; color: var(--gris); }
.material .boton.lleno span { color: rgba(13,18,38,.62); }
.material h3 { font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--gris); font-weight: 500; margin: 16px 0 2px; }
[hidden] { display: none !important; }
.aparece { animation: aparece .5s cubic-bezier(.2,.8,.2,1) both; }
@keyframes aparece { from { opacity: 0; transform: translateY(10px); } }

footer { padding: 22px clamp(20px, 5vw, 64px) 30px; display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: 13px; color: var(--gris); }
footer a { text-decoration: none; } footer a:hover { color: var(--hueso); }

/* páginas de lectura (privacidad, léeme, admin): hoja hueso sobre el mismo fondo */
body.lectura { color: var(--tinta); }
.hoja { flex: none; max-width: 760px; margin: clamp(18px, 4vw, 56px) auto; padding: clamp(26px, 5vw, 60px); background: var(--hueso); border-radius: 24px; box-shadow: 0 40px 100px -40px rgba(0,0,0,.7); width: calc(100% - 28px); }
.hoja.ancha { max-width: 1180px; }
.hoja .endoso { height: 22px; margin-bottom: 34px; }
.hoja h1 { font-size: clamp(32px, 5vw, 50px); margin-bottom: 18px; }
.hoja h2 { font-size: 20px; letter-spacing: -0.01em; margin: 34px 0 8px; }
.hoja p, .hoja li { font-size: 16.5px; line-height: 1.6; color: #232842; }
.hoja ul, .hoja ol { padding-left: 22px; }
.hoja li { margin-bottom: 7px; }
.hoja a { color: var(--tinta); text-underline-offset: 3px; word-break: break-word; }
.hoja .boton { color: var(--tinta); border-color: rgba(13,18,38,.25); background: transparent; text-decoration: none; }
.hoja .boton.lleno { background: var(--limon); border-color: var(--limon); }
.hoja .volver { display: inline-block; margin-top: 30px; font-size: 15px; }
.borrador { border: 1.5px solid var(--tinta); border-radius: 14px; padding: 14px 18px; margin: 0 0 26px; font-size: 14.5px !important; line-height: 1.45 !important; background: #fff; }
.borrador b { background: var(--limon); padding: 1px 6px; border-radius: 5px; }
.falta { background: #fff3a6; padding: 0 4px; border-radius: 4px; }
.cifra b { font-size: 26px; }
.tabla { overflow-x: auto; margin-top: 22px; border: 1px solid #e0e2ec; border-radius: 14px; background: #fff; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid #eceef5; white-space: nowrap; }
th { font-size: 12px; letter-spacing: .05em; text-transform: uppercase; color: #6a6f88; font-weight: 600; }
kbd { font: 600 13px ui-monospace, "SF Mono", Menlo, monospace; background: #fff; border: 1px solid #d6d9e6; border-bottom-width: 2px; border-radius: 6px; padding: 1px 7px; }

@media (max-width: 860px) {
  .dos { grid-template-columns: 1fr; }
  .endoso { height: 22px; }
  .barra { padding-top: 20px; }
}
@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* ===== acabado (10-nov): el arte a sangre es la portada; sin miniatura repetida ===== */
body.charla .fondo { background-position: 42% 46%; }
body.charla .fondo::after { background: linear-gradient(90deg, rgba(13,18,38,.62) 0%, rgba(13,18,38,.18) 46%, rgba(13,18,38,.5) 100%), linear-gradient(180deg, rgba(13,18,38,.5) 0%, rgba(13,18,38,0) 26%, rgba(13,18,38,.2) 62%, rgba(13,18,38,.9) 100%); }
body.charla main { display: flex; align-items: flex-end; max-width: 1480px; padding-top: 40px; padding-bottom: clamp(28px, 5vh, 64px); }
body.charla .dos { width: 100%; grid-template-columns: minmax(0, 1fr) minmax(340px, 420px); align-items: end; gap: clamp(28px, 6vw, 96px); }
.heroe h1 { font-size: clamp(52px, 8.2vw, 132px); line-height: .94; letter-spacing: -0.045em; margin: 0 0 clamp(16px, 2vw, 28px); text-wrap: balance; text-shadow: 0 2px 40px rgba(13,18,38,.55); }
.heroe .rotulo { color: rgba(246,247,251,.78); margin-bottom: clamp(14px, 1.6vw, 22px); }
.heroe .bajada { font-size: clamp(18px, 1.55vw, 23px); line-height: 1.42; color: rgba(246,247,251,.8); max-width: 30em; text-shadow: 0 1px 24px rgba(13,18,38,.7); }
.heroe .bajada b { color: var(--hueso); font-weight: 600; }
.firma { margin: clamp(22px, 2.6vw, 38px) 0 0; font-size: 16px; font-weight: 600; letter-spacing: -0.005em; }
.firma span { display: block; font-weight: 400; color: rgba(246,247,251,.66); font-size: 14.5px; margin-top: 2px; }
.panel { background: rgba(13,18,38,.46); border-color: rgba(246,247,251,.12); border-radius: 26px; box-shadow: 0 40px 100px -40px rgba(0,0,0,.75), inset 0 1px 0 rgba(255,255,255,.06); }
.barra nav a { color: rgba(246,247,251,.72); }
footer { color: rgba(246,247,251,.55); }

/* inicio: titular grande abajo a la izquierda, fichas anchas */
body.inicio .fondo { filter: saturate(.9); }
body.inicio .fondo::after { background: linear-gradient(180deg, rgba(13,18,38,.55) 0%, rgba(13,18,38,.72) 45%, rgba(13,18,38,.94) 100%); }
body.inicio h1 { font-size: clamp(48px, 7.4vw, 112px); letter-spacing: -0.045em; line-height: .96; }
body.inicio .bajada { color: rgba(246,247,251,.74); }
body.inicio .lista { grid-template-columns: repeat(auto-fill, minmax(min(100%, 520px), 1fr)); }
.ficha { border-radius: 26px; background: rgba(13,18,38,.38); box-shadow: 0 40px 100px -50px rgba(0,0,0,.8); }
.ficha .pie { padding: 24px 26px 26px; display: grid; grid-template-columns: 1fr auto; column-gap: 18px; align-items: end; }
.ficha .pie h2, .ficha .pie p { grid-column: 1; }
.ficha h2 { font-size: 30px; letter-spacing: -0.03em; }
.ficha .ir { grid-column: 2; grid-row: 1 / span 3; margin: 0; align-self: center; border: 0; background: var(--limon); color: var(--tinta); padding: 12px 20px; border-radius: 999px; }

@media (max-width: 860px) {
  body.charla .fondo { position: absolute; height: 78svh; background-position: 46% 30%; }
  body.charla .fondo::after { background: linear-gradient(180deg, rgba(13,18,38,.45) 0%, rgba(13,18,38,.05) 30%, rgba(13,18,38,.75) 70%, #0d1226 100%); }
  body.charla main { display: block; padding-top: 30svh; }
  body.charla .dos { grid-template-columns: 1fr; }
  .ficha .pie { display: block; } .ficha .ir { display: inline-block; margin-top: 16px; }
}

/* casilla opcional: separada y con su rótulo, para que no se lea como requisito */
.opcional { margin-top: 20px; padding-top: 16px; border-top: 1px solid var(--linea); }
.opcional .rotulo { margin: 0 0 2px; font-size: 11.5px; }
.opcional .casilla { margin-top: 8px; }

/* ===== inicio: academy como marca propia (área de cursos). Tres artes del banco en pase lento ===== */
html.inicio { background: #0b3a94; }
body.inicio { --texto: #f6f7fb; --suave: rgba(246,247,251,.8); color: var(--texto); transition: color 1.2s ease; }
body.inicio[data-tono="claro"] { --texto: #0d1226; --suave: rgba(13,18,38,.72); }
body.inicio .fondo { filter: none; background: none; }
body.inicio .fondo::after { content: none; }
.capa { position: absolute; inset: 0; opacity: 0; transition: opacity 1.6s ease; background-repeat: no-repeat; background-position: right bottom; background-size: auto 100%; }
.capa.on { opacity: 1; }
.capa::after { content: ""; position: absolute; inset: 0; }
.capa.gato { background-color: #0d0502; background-image: url(/marca/academy-gato.jpg); }
.capa.gato::after { background: linear-gradient(90deg, #0d0502 0%, #0d0502 calc(100% - 66.7vh), rgba(13,5,2,0) calc(100% - 44vh)); }
.capa.griego { background-color: #0b3d8a; background-image: url(/marca/academy-griego.jpg); }
.capa.griego::after { background: linear-gradient(90deg, #063078 0%, #0a3a86 calc(100% - 66.7vh), rgba(11,61,138,0) calc(100% - 46vh)); }
.capa.celeste { background-color: #ebdcc4; background-image: url(/marca/academy-celeste.jpg); }
.capa.celeste::after { background: linear-gradient(90deg, #ebdcc4 0%, #ebdcc4 calc(100% - 66.7vh), rgba(235,220,196,0) calc(100% - 46vh)); }
body.inicio .barra a { position: relative; display: block; }
body.inicio .endoso { transition: opacity 1.2s ease; }
body.inicio .endoso.tinta { position: absolute; left: 0; top: 0; opacity: 0; }
body.inicio[data-tono="claro"] .endoso.blanco { opacity: 0; }
body.inicio[data-tono="claro"] .endoso.tinta { opacity: 1; }
body.inicio main { max-width: 1480px; }
body.inicio .rotulo { color: var(--suave); transition: color 1.2s ease; margin-bottom: 18px; }
body.inicio h1 { font-size: clamp(56px, 8.6vw, 136px); letter-spacing: -0.05em; line-height: .92; text-shadow: none; }
body.inicio .bajada { color: var(--suave); transition: color 1.2s ease; max-width: 26em; font-size: clamp(18px, 1.6vw, 23px); }
body.inicio .lista { grid-template-columns: minmax(0, 500px); margin-top: clamp(32px, 4.5vw, 60px); }
body.inicio .lista h2.seccion { font-size: 13px; letter-spacing: .08em; text-transform: uppercase; font-weight: 500; color: var(--suave); margin: 0 0 -12px; transition: color 1.2s ease; }
body.inicio .ficha { background: rgba(13,18,38,.9); border-color: rgba(246,247,251,.14); color: #f6f7fb; -webkit-backdrop-filter: none; backdrop-filter: none; }
body.inicio footer { color: var(--suave); transition: color 1.2s ease; }
.pasos { position: fixed; right: clamp(20px, 5vw, 64px); bottom: 30px; display: flex; gap: 8px; z-index: 2; }
.pasos button { width: 28px; height: 4px; padding: 0; border: 0; border-radius: 2px; background: currentColor; opacity: .3; cursor: pointer; color: #f6f7fb; transition: opacity .4s, width .4s; }
.pasos button.on { opacity: 1; width: 44px; background: var(--limon); }
@media (max-width: 860px) {
  .capa { background-size: auto 58svh; background-position: 62% bottom; }
  .capa.gato::after { background: linear-gradient(180deg, #0d0502 0%, #0d0502 44%, rgba(13,5,2,.35) 66%, rgba(13,5,2,.15) 100%); }
  .capa.griego::after { background: linear-gradient(180deg, #0a3a86 0%, #0a3a86 44%, rgba(11,61,138,.3) 66%, rgba(11,61,138,.1) 100%); }
  .capa.celeste::after { background: linear-gradient(180deg, #ebdcc4 0%, #ebdcc4 44%, rgba(235,220,196,.3) 66%, rgba(235,220,196,.1) 100%); }
  body.inicio main { padding-bottom: 46svh; }
  .pasos { bottom: 18px; }
}