/* ==========================================================================
   Frogames — estilos compartidos
   Tema oscuro azul-noche, acento azul de marca (#449cb9), tipografía Poppins.
   ========================================================================== */

@font-face {
  font-family: "Poppins";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("fonts/poppins-400.woff2") format("woff2");
}
@font-face {
  font-family: "Poppins";
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("fonts/poppins-500.woff2") format("woff2");
}
@font-face {
  font-family: "Poppins";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("fonts/poppins-600.woff2") format("woff2");
}
@font-face {
  font-family: "Poppins";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("fonts/poppins-700.woff2") format("woff2");
}

:root {
  /* Color — identidad Frogames */
  --bg: #0b0f1a;
  --bg-elev: #141a2a;
  --bg-elev-2: #1a2236;
  --border: #232b3e;
  --border-soft: #1c2438;
  --text: #eaeef7;
  --muted: #8b95ab;
  --accent: #449cb9;
  --accent-soft: #5fb0cd;
  --accent-ink: #ffffff;

  /* Tipografía */
  --font-display: "Poppins", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", "Menlo", "Monaco", "Cascadia Code", "Roboto Mono", monospace;

  /* Escala y ritmo */
  --maxw: 1120px;
  --gap: clamp(1rem, 3vw, 2rem);
  --radius: 16px;
  --radius-sm: 10px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-display);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }

img { max-width: 100%; display: block; }

/* Contenedor -------------------------------------------------------------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2rem);
}

/* Barra de navegación ----------------------------------------------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid var(--border-soft);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}
.brand__mark { display: block; flex: none; border-radius: 9px; }
.brand__name { line-height: 1; }
.nav__link {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--muted);
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  transition: color 0.18s ease, border-color 0.18s ease;
}
.nav__link:hover { color: var(--text); border-color: var(--muted); }

/* Kicker / eyebrow monoespaciado ------------------------------------------ */
.kicker {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  color: var(--accent);
  margin: 0 0 1rem;
}

/* Botones ----------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.18s ease, box-shadow 0.18s ease;
}
.btn--primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 8px 30px -12px color-mix(in srgb, var(--accent) 70%, transparent);
}
.btn--primary:hover { background: var(--accent-soft); transform: translateY(-2px); }
.btn--ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn--ghost:hover { border-color: var(--muted); transform: translateY(-2px); }
.btn--sm { padding: 0.55rem 1.1rem; font-size: 0.9rem; }
.btn .arrow { transition: transform 0.15s ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* Portada / hero ---------------------------------------------------------- */
.hero {
  position: relative;
  min-height: calc(100vh - 68px);
  display: flex;
  align-items: center;
  overflow: hidden;
}
/* Malla de fondo sutil, generada con degradados */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 55% at 78% 8%, color-mix(in srgb, var(--accent) 22%, transparent), transparent 70%),
    radial-gradient(50% 50% at 8% 92%, color-mix(in srgb, var(--accent) 13%, transparent), transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-soft) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(70% 70% at 50% 40%, #000 0%, transparent 75%);
  opacity: 0.5;
  pointer-events: none;
}
.hero__inner { position: relative; z-index: 1; max-width: 760px; }
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.1rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  font-weight: 800;
  margin: 0 0 1.3rem;
}
.hero h1 .em {
  background: linear-gradient(100deg, var(--accent), var(--accent-soft));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero p {
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  color: var(--muted);
  max-width: 56ch;
  margin: 0 0 2.2rem;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.9rem; }

/* Animación de entrada */
.reveal { opacity: 0; transform: translateY(14px); animation: rise 0.7s ease forwards; }
.reveal:nth-child(2) { animation-delay: 0.08s; }
.reveal:nth-child(3) { animation-delay: 0.16s; }
.reveal:nth-child(4) { animation-delay: 0.24s; }
@keyframes rise { to { opacity: 1; transform: none; } }

/* Cabecera de sección (catálogo / detalle) -------------------------------- */
.section { padding-block: clamp(3rem, 8vw, 5.5rem); }
.section__head { max-width: 640px; margin-bottom: 2.8rem; }
.section__head h2 {
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 0 0.8rem;
}
.section__head p { color: var(--muted); font-size: 1.08rem; margin: 0; }

/* Rejilla de tarjetas ----------------------------------------------------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.4rem;
}

/* Tarjeta de curso -------------------------------------------------------- */
.card {
  display: flex;
  flex-direction: column;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}
.card:hover {
  transform: translateY(-6px);
  border-color: color-mix(in srgb, var(--muted) 55%, transparent);
  box-shadow: 0 24px 50px -30px #000c;
}
.card__cover {
  aspect-ratio: 16 / 10;
  position: relative;
  display: flex;
  align-items: flex-end;
  padding: 1rem;
}
.card__cover .glyph {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-family: var(--font-mono);
  font-size: 3.4rem;
  font-weight: 600;
  color: #ffffff;
  opacity: 0.9;
  mix-blend-mode: overlay;
}
.card__tag {
  position: relative;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #fff;
  background: #0009;
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
  backdrop-filter: blur(4px);
}
.card__body { padding: 1.2rem 1.3rem 1.4rem; display: flex; flex-direction: column; flex: 1; }
.card__titlelink h3 { transition: color 0.15s ease; }
.card__titlelink:hover h3 { color: var(--accent); }
.card__body h3 { font-size: 1.2rem; letter-spacing: -0.01em; margin: 0 0 0.5rem; }
.card__body p { color: var(--muted); font-size: 0.95rem; margin: 0 0 1.1rem; flex: 1; }
.card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-mono);
}
.card__price { font-size: 1.05rem; font-weight: 600; color: var(--text); }
.card__cta { font-size: 0.85rem; color: var(--accent); }

/* Detalle de curso -------------------------------------------------------- */
.back {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--muted);
  display: inline-flex;
  gap: 0.4rem;
  margin-bottom: 1.8rem;
  transition: color 0.15s ease;
}
.back:hover { color: var(--text); }
.detail { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(1.5rem, 4vw, 3rem); align-items: start; }
.detail__cover {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.detail__cover .glyph {
  font-family: var(--font-mono);
  font-size: 6rem;
  font-weight: 600;
  color: #fff;
  opacity: 0.92;
  mix-blend-mode: overlay;
}
.detail__tag {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--accent);
}
.detail h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 0.7rem 0 1.1rem;
}
.detail__lead { font-size: 1.12rem; color: var(--text); margin: 0 0 1.2rem; }
.detail__desc { color: var(--muted); margin: 0 0 1.8rem; }
.detail__buy {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  flex-wrap: wrap;
  padding: 1.3rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.detail__price { font-family: var(--font-mono); font-size: 1.8rem; font-weight: 600; }
.detail__note { font-family: var(--font-mono); font-size: 0.78rem; color: var(--muted); margin-top: 0.9rem; }

/* Estado vacío / no encontrado -------------------------------------------- */
.empty { text-align: center; padding-block: clamp(4rem, 12vw, 8rem); }
.empty h1 { font-size: 2rem; margin: 0 0 0.6rem; }
.empty p { color: var(--muted); margin: 0 0 1.8rem; }

/* Pie --------------------------------------------------------------------- */
.footer {
  border-top: 1px solid var(--border-soft);
  padding-block: 2rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.82rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* Suscripción: contexto ---------------------------------------------------- */
.sub__context {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--accent);
  margin: 0.6rem 0 0;
}

/* Suscripción: planes ----------------------------------------------------- */
.plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem;
  border: 0;
  margin: 0 0 2.4rem;
  padding: 0;
}
.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1.5rem 1.4rem;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
}
.plan:hover { transform: translateY(-4px); border-color: var(--muted); }
.plan input { position: absolute; opacity: 0; width: 1px; height: 1px; pointer-events: none; }
.plan:has(input:checked) {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 8%, var(--bg-elev));
  box-shadow: inset 0 0 0 1px var(--accent);
}
.plan--featured { border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); }
.plan__badge {
  position: absolute;
  top: -11px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.25rem 0.7rem;
  border-radius: 999px;
  white-space: nowrap;
}
.plan__name {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
.plan__price { font-size: 2rem; font-weight: 700; letter-spacing: -0.02em; }
.plan__price small { font-size: 0.9rem; font-weight: 500; color: var(--muted); margin-left: 0.15rem; }
.plan__features {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.92rem;
  flex: 1;
}
.plan__features li { position: relative; padding-left: 1.35rem; }
.plan__features li::before { content: "✓"; position: absolute; left: 0; color: var(--accent); }
.plan__check {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  text-align: center;
  padding: 0.55rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.plan__check::before { content: "Elegir plan"; }
.plan:has(input:checked) .plan__check {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
}
.plan:has(input:checked) .plan__check::before { content: "Seleccionado ✓"; }

/* Suscripción: formulario ------------------------------------------------- */
.form {
  max-width: 520px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: clamp(1.4rem, 3vw, 2rem);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.field { display: flex; flex-direction: column; gap: 0.4rem; }
.field label { font-family: var(--font-mono); font-size: 0.82rem; color: var(--muted); }
.field input {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
  transition: border-color 0.15s ease;
}
.field input::placeholder { color: color-mix(in srgb, var(--muted) 70%, transparent); }
.field input:focus { outline: none; border-color: var(--accent); }
.form .btn { justify-content: center; margin-top: 0.4rem; }
.form__note { font-family: var(--font-mono); font-size: 0.78rem; color: var(--muted); text-align: center; margin: 0; }
.form__error {
  font-size: 0.9rem;
  color: #fca5a5;
  text-align: center;
  margin: 0;
  padding: 0.7rem;
  border: 1px solid color-mix(in srgb, #ef4444 40%, transparent);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, #ef4444 10%, transparent);
}

/* Suscripción: confirmación ----------------------------------------------- */
.success {
  max-width: 520px;
  margin-inline: auto;
  text-align: center;
  padding: clamp(2rem, 5vw, 3rem);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.success__mark {
  width: 56px;
  height: 56px;
  margin: 0 auto 1.1rem;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: var(--accent);
  color: var(--accent-ink);
  font-size: 1.6rem;
  font-weight: 700;
}
.success h2 { margin: 0 0 0.6rem; }
.success p { color: var(--muted); margin: 0 0 1.6rem; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* Panel de administración: tabla ------------------------------------------ */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-elev);
}
.admin-table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.admin-table th,
.admin-table td { padding: 0.9rem 1.1rem; text-align: left; }
.admin-table thead th {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  background: var(--bg-elev-2);
}
.admin-table tbody tr { border-bottom: 1px solid var(--border-soft); }
.admin-table tbody tr:last-child { border-bottom: 0; }
.admin-table tbody tr:hover { background: color-mix(in srgb, var(--accent) 5%, transparent); }
.admin-table td.mono { font-family: var(--font-mono); font-size: 0.85rem; color: var(--muted); }
.admin-table .empty-row { text-align: center; color: var(--muted); padding: 2.5rem; }
.pill {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--accent);
}

/* Responsive -------------------------------------------------------------- */
@media (max-width: 760px) {
  .detail { grid-template-columns: 1fr; }
  .detail__buy { flex-direction: column; align-items: stretch; }
  .detail__buy .btn { justify-content: center; }
  .plans { grid-template-columns: 1fr; }
}

/* Accesibilidad: respeta reduce-motion ------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; scroll-behavior: auto; }
}

/* Foco visible ------------------------------------------------------------ */
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }