:root {
  --bg: #dcd6f7;         /* lavanda claro */
  --bg2: #a6b1e1;        /* azul lavanda suave */
  --accent: #4b3f72;     /* morado profesional oscuro */
  --accent2: #8367c7;    /* violeta elegante */
  --text: #1a1a2e;       /* gris azulado profundo */
  --muted: #6c6f80;      /* gris neutro */
  --card: #ffffffee;     /* blanco translúcido */
  --ring: #8b5cf6;       /* violeta sutil */
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(135deg, var(--bg), var(--bg2));
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; margin: 0 auto; }
.container { max-width: 1100px; margin-inline: auto; padding: 0 1rem; }

/* Header / Nav */
.header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255,255,255,0.75);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #00000022;
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .8rem 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: .7rem;
}
.brand img {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  box-shadow: 0 0 0 2px #00000022;
}
.brand strong {
  letter-spacing: .5px;
  color: var(--accent);
}
.menu {
  display: flex;
  gap: 1rem;
  align-items: center;
}
.menu a {
  padding: .55rem .8rem;
  border-radius: 999px;
  color: var(--muted);
  transition: all .2s ease;
}
.menu a.active, .menu a:hover {
  color: #fff;
  background: var(--accent);
}

/* Mobile */
.burger {
  display: none;
  border: 1px solid #0000001e;
  border-radius: .7rem;
  padding: .5rem;
  background: #ffffffaa;
}
.burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #333;
  margin: 4px 0;
}
@media (max-width: 880px) {
  .menu {
    display: none;
    position: absolute;
    inset: 60px 1rem auto 1rem;
    flex-direction: column;
    background: #f7f5ff;
    border: 1px solid #0000001e;
    border-radius: 1rem;
    padding: 1rem;
  }
  .menu.open { display: flex; }
  .burger { display: block; }
}

/* Hero */
.hero {
  position: relative;
  isolation: isolate;
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: .2;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 2rem;
  align-items: center;
  padding: 3.5rem 1rem;
}
.hero h1 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.1;
  margin: .2rem 0;
  color: var(--accent);
}
.kicker {
  color: var(--accent2);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  font-weight: 700;
}
.hero p { color: #2e2b4a; }
.cta {
  margin-top: 1rem;
  display: flex;
  gap: .8rem;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .7rem 1rem;
  border-radius: .8rem;
  border: 1px solid #0000002a;
  background: #ffffff;
  color: var(--accent);
  transition: all .2s ease;
}
.btn.primary {
  background: var(--accent);
  color: #fff;
  border-color: transparent;
}
.btn:hover {
  transform: translateY(-1px);
  background: var(--accent2);
  color: #fff;
}

/* Sections */
.section { padding: 0.1rem 0; }
.grid { display: grid; gap: 1rem; }
.grid.cards { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--card);
  border: 1px solid #0000001a;
  aspect-ratio: 16 / 10;
  width: 100%;
  max-width: 520px;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 24px rgba(75, 63, 114, .15);
}
.card .body { padding: 1rem; }
.card h3 { margin: .2rem 0 .5rem; color: var(--accent); }
.meta { color: var(--muted); font-size: .95rem; }
@media (max-width: 900px) { .grid.cards { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) {
  .hero .container { grid-template-columns: 1fr; }
  .grid.cards { grid-template-columns: 1fr; }
}

/* Footer */
.footer {
  border-top: 1px solid #00000022;
  background: #f3f2fa;
  padding: 2rem 0;
  margin-top: 2rem;
  text-align: center;
}
.footer small { color: var(--muted); }
.notice { font-size: .9rem; color: #555; }

/* Page headings */
.page-hero {
  background: #ece9f9;
  border-bottom: 1px solid #0000001a;
}
.page-hero .container { padding: 2rem 1rem; }
.page-hero h1 { margin: 0; color: var(--accent); }
.breadcrumbs { color: var(--muted); margin-top: .3rem; }

/* Content */
.prose p { color: #2f2b41; }
.prose h2 { margin-top: 1.5rem; color: var(--accent); }
.prose ul { line-height: 1.7; }
.prose li + li { margin-top: .3rem; }
.prose code {
  background: #e8e4f9;
  padding: .15rem .35rem;
  border-radius: .35rem;
  color: var(--accent2);
}
.table {
  width: 100%;
  border-collapse: collapse;
}
.table th, .table td {
  border-bottom: 1px dashed #00000022;
  padding: .6rem .5rem;
  text-align: left;
}
.tag {
  display: inline-block;
  padding: .25rem .5rem;
  border-radius: .5rem;
  background: #f4f0ff;
  color: var(--accent);
  border: 1px solid #00000022;
  font-size: .85rem;
}

/* Utility */
.hidden { display: none; }