/* ===========================================================
   COLORES DE LA MARCA — cámbialos aquí y se actualiza toda la web
   =========================================================== */
:root {
  --rojo-lantania: #E30022;
  --granate-us: #7A1030;
  --dorado-us: #C9A227;
  --gris-texto: #2c2c2c;
  --gris-claro: #f5f5f5;
  --blanco: #ffffff;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--gris-texto);
  line-height: 1.6;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-weight: 700;
  color: var(--granate-us);
}

h2 {
  font-size: 1.8rem;
  margin-bottom: 24px;
  border-left: 5px solid var(--rojo-lantania);
  padding-left: 14px;
}

/* ---------- Cabecera ---------- */
.site-header {
  background: var(--blanco);
  border-bottom: 1px solid #e5e5e5;
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.logo {
  height: 48px;
  width: auto;
}

.main-nav a {
  margin-left: 20px;
  text-decoration: none;
  color: var(--gris-texto);
  font-weight: 600;
  font-size: 0.95rem;
}

.main-nav a:hover {
  color: var(--rojo-lantania);
}

/* ---------- Portada ---------- */
.hero {
  position: relative;
  background: url("../img/hero-pct-cartuja.png") center/cover no-repeat;
  color: var(--blanco);
  padding: 120px 0;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(30,10,20,0.75), rgba(30,10,20,0.55));
}

.hero-content {
  position: relative;
  text-align: center;
}

.hero h1 {
  color: var(--blanco);
  font-size: 2.4rem;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.15rem;
  max-width: 700px;
  margin: 0 auto;
}

/* ---------- Secciones ---------- */
.section {
  padding: 64px 0;
}

.section-alt {
  background: var(--gris-claro);
}

/* ---------- Tarjetas ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px;
}

.card {
  background: var(--blanco);
  border-top: 4px solid var(--rojo-lantania);
  border-radius: 6px;
  padding: 24px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

.card h3 {
  margin-top: 0;
}

.role {
  font-weight: 600;
  color: var(--rojo-lantania);
  margin: 4px 0 12px;
}

/* ---------- Actividades ---------- */
.activity-list {
  padding-left: 20px;
}

.activity-list li {
  margin-bottom: 10px;
}

.btn {
  display: inline-block;
  background: var(--rojo-lantania);
  color: var(--blanco);
  text-decoration: none;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 4px;
  margin-top: 12px;
}

.btn:hover {
  background: var(--granate-us);
}

/* ---------- Pie de página ---------- */
.site-footer {
  background: var(--granate-us);
  color: var(--blanco);
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-logo {
  height: 28px;
  background: var(--blanco);
  padding: 4px 8px;
  border-radius: 4px;
}

.footer-inner p {
  margin: 0;
  font-size: 0.9rem;
  opacity: 0.9;
}