/* style.css — web informativa de KendoSTREAM
   Paleta: #0D1117 (tinta), #F2F2F2 (blanco), #E02424 (carmesí), #6B7280 (acero)
   Tipografía: Orbitron (display / marca), Montserrat (texto), monoespaciada (comandos) */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@600;800&family=Montserrat:wght@400;500;600;700&display=swap');

:root {
  --tinta: #0D1117;
  --superficie: #161b22;
  --superficie-alta: #1c2129;
  --blanco: #F2F2F2;
  --carmesi: #E02424;
  --carmesi-oscuro: #a91b1b;
  --acero: #8b93a1;
  --borde: #262c37;
  --franja: linear-gradient(90deg, var(--blanco), var(--carmesi));
  --fuente-marca: 'Orbitron', sans-serif;
  --fuente-texto: 'Montserrat', sans-serif;
  --fuente-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--tinta);
  color: var(--blanco);
  font-family: var(--fuente-texto);
  line-height: 1.6;
}

a { color: inherit; }

.envoltura {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 28px;
}

.franja-divisoria {
  height: 3px;
  background: var(--franja);
  border: none;
}

/* --- Navegación --- */
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(13, 17, 23, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--borde);
}
.nav .envoltura {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}
.nav-marca {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--fuente-marca);
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 1.05rem;
}
.nav-marca img { height: 32px; width: auto; }
.nav-enlaces {
  display: flex;
  gap: 28px;
  list-style: none;
  font-size: 0.92rem;
  font-weight: 500;
}
.nav-enlaces a { text-decoration: none; color: var(--acero); transition: color 0.15s ease; }
.nav-enlaces a:hover { color: var(--blanco); }
.nav-cta {
  background: var(--carmesi);
  color: #fff !important;
  padding: 9px 18px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.88rem;
  text-decoration: none;
  white-space: nowrap;
}
.nav-cta:hover { background: var(--carmesi-oscuro); }
.nav-toggle { display: none; }

@media (max-width: 760px) {
  .nav-enlaces { display: none; }
}

/* --- Hero --- */
.hero {
  position: relative;
  padding: 72px 0 0 0;
  overflow: hidden;
  border-bottom: 1px solid var(--borde);
}
.hero-contenido {
  text-align: center;
  max-width: 760px;
  margin: 0 auto;
  padding: 0 28px;
}
.hero-eyebrow {
  font-family: var(--fuente-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--carmesi);
  margin-bottom: 18px;
}
.hero h1 {
  font-family: var(--fuente-marca);
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.15;
  letter-spacing: 0.01em;
  margin-bottom: 20px;
}
.hero h1 span { color: var(--carmesi); }
.hero p.lead {
  font-size: 1.1rem;
  color: var(--acero);
  max-width: 560px;
  margin: 0 auto 32px auto;
}
.hero-acciones {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.boton {
  display: inline-block;
  padding: 13px 26px;
  border-radius: 4px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.1s ease, background 0.15s ease;
}
.boton:active { transform: scale(0.98); }
.boton-primario { background: var(--carmesi); color: #fff; }
.boton-primario:hover { background: var(--carmesi-oscuro); }
.boton-secundario { background: transparent; color: var(--blanco); border: 1px solid var(--borde); }
.boton-secundario:hover { border-color: var(--acero); }

.hero-captura {
  width: 100%;
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 28px 0 28px;
}
.hero-captura img {
  width: 100%;
  display: block;
  border-radius: 8px 8px 0 0;
  box-shadow: 0 -20px 60px -20px rgba(224, 36, 36, 0.25);
}

/* --- Secciones generales --- */
section { padding: 88px 0; }
.seccion-cabecera { max-width: 620px; margin-bottom: 48px; }
.seccion-eyebrow {
  font-family: var(--fuente-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--carmesi);
  margin-bottom: 12px;
}
.seccion-cabecera h2 {
  font-family: var(--fuente-marca);
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  margin-bottom: 14px;
}
.seccion-cabecera p { color: var(--acero); font-size: 1.02rem; }

/* --- Qué es --- */
.que-es {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.que-es-texto p { color: var(--acero); margin-bottom: 16px; }
.que-es-texto p:last-child { margin-bottom: 0; }
.que-es-imagen img {
  width: 100%;
  border-radius: 8px;
  border: 1px solid var(--borde);
}
@media (max-width: 860px) {
  .que-es { grid-template-columns: 1fr; }
  .que-es-imagen { order: -1; }
}

/* --- Características --- */
.caracteristicas-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--borde);
  border: 1px solid var(--borde);
  border-radius: 8px;
  overflow: hidden;
}
.caracteristica {
  background: var(--superficie);
  padding: 30px 26px;
}
.caracteristica .marca-num {
  font-family: var(--fuente-mono);
  font-size: 0.75rem;
  color: var(--carmesi);
  margin-bottom: 14px;
}
.caracteristica h3 {
  font-family: var(--fuente-marca);
  font-size: 1.02rem;
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}
.caracteristica p { color: var(--acero); font-size: 0.92rem; }
@media (max-width: 860px) {
  .caracteristicas-grid { grid-template-columns: 1fr; }
}

/* --- Dos diseños --- */
.disenos-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.diseno-card {
  background: var(--superficie);
  border: 1px solid var(--borde);
  border-radius: 8px;
  overflow: hidden;
}
.diseno-card img { width: 100%; display: block; }
.diseno-card-info { padding: 18px 20px; }
.diseno-card-info .etiqueta {
  font-family: var(--fuente-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--carmesi);
  margin-bottom: 6px;
}
.diseno-card-info h3 { font-family: var(--fuente-marca); font-size: 1rem; margin-bottom: 6px; }
.diseno-card-info p { color: var(--acero); font-size: 0.9rem; }
@media (max-width: 760px) {
  .disenos-grid { grid-template-columns: 1fr; }
}

/* --- Demo / vídeo --- */
.demo-marco {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--borde);
  background: var(--superficie);
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
}
.demo-marco video, .demo-marco iframe {
  width: 100%;
  height: 100%;
  display: block;
  border: none;
}
.demo-placeholder {
  text-align: center;
  color: var(--acero);
  padding: 40px;
  font-size: 0.95rem;
}
.demo-placeholder strong { color: var(--blanco); display: block; margin-bottom: 6px; font-family: var(--fuente-marca); font-size: 1rem; }

/* --- Instalación --- */
.instalacion-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.pasos { list-style: none; counter-reset: paso; }
.pasos li {
  counter-increment: paso;
  display: flex;
  gap: 16px;
  margin-bottom: 22px;
}
.pasos li::before {
  content: counter(paso);
  font-family: var(--fuente-marca);
  font-weight: 700;
  color: var(--carmesi);
  border: 1px solid var(--carmesi);
  width: 30px; height: 30px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 0.85rem;
}
.pasos li div h4 { font-size: 0.98rem; margin-bottom: 3px; }
.pasos li div p { color: var(--acero); font-size: 0.88rem; }

.terminal {
  background: #010409;
  border: 1px solid var(--borde);
  border-radius: 8px;
  overflow: hidden;
  font-family: var(--fuente-mono);
  font-size: 0.85rem;
}
.terminal-barra {
  display: flex;
  gap: 6px;
  padding: 10px 14px;
  background: var(--superficie);
  border-bottom: 1px solid var(--borde);
}
.terminal-barra span { width: 10px; height: 10px; border-radius: 50%; background: var(--borde); }
.terminal pre { padding: 20px; overflow-x: auto; color: #c9d1d9; }
.terminal .cmd::before { content: "$ "; color: var(--carmesi); }
.terminal .out { color: var(--acero); display: block; margin: 4px 0 14px 0; }

/* --- Documentación / changelog --- */
.docs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.doc-card {
  background: var(--superficie);
  border: 1px solid var(--borde);
  border-radius: 8px;
  padding: 26px;
  text-decoration: none;
  display: block;
  transition: border-color 0.15s ease;
}
.doc-card:hover { border-color: var(--carmesi); }
.doc-card h3 { font-family: var(--fuente-marca); font-size: 0.98rem; margin-bottom: 8px; }
.doc-card p { color: var(--acero); font-size: 0.88rem; }
.doc-card .flecha { color: var(--carmesi); font-family: var(--fuente-mono); font-size: 0.85rem; margin-top: 14px; display: block; }
@media (max-width: 860px) {
  .docs-grid { grid-template-columns: 1fr; }
}

.changelog-lista { border-top: 1px solid var(--borde); }
.changelog-item {
  border-bottom: 1px solid var(--borde);
  padding: 22px 0;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 24px;
}
.changelog-item .version {
  font-family: var(--fuente-marca);
  color: var(--carmesi);
  font-size: 0.95rem;
}
.changelog-item ul { padding-left: 18px; color: var(--acero); font-size: 0.92rem; }
.changelog-item ul li { margin-bottom: 4px; }
@media (max-width: 620px) {
  .changelog-item { grid-template-columns: 1fr; gap: 8px; }
}

/* --- Licencia --- */
.licencia-caja {
  background: var(--superficie);
  border: 1px solid var(--borde);
  border-radius: 8px;
  padding: 36px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.licencia-caja .sello {
  font-family: var(--fuente-marca);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  border: 1px solid var(--carmesi);
  color: var(--carmesi);
  padding: 8px 14px;
  border-radius: 4px;
  white-space: nowrap;
}
.licencia-caja p { color: var(--acero); flex: 1; min-width: 240px; font-size: 0.92rem; }

/* --- Footer --- */
footer {
  border-top: 1px solid var(--borde);
  padding: 48px 0;
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 24px;
}
.footer-marca { display: flex; align-items: center; gap: 10px; font-family: var(--fuente-marca); font-size: 0.95rem; }
.footer-marca img { height: 26px; }
.footer-enlaces { display: flex; gap: 22px; list-style: none; font-size: 0.88rem; }
.footer-enlaces a { text-decoration: none; color: var(--acero); }
.footer-enlaces a:hover { color: var(--blanco); }
.footer-nota { color: #4b5262; font-size: 0.78rem; margin-top: 24px; }