/* ===== Reset y variables ===== */
*, *::before, *::after {
  box-sizing: border-box;
}
html, body {
  margin: 0;
  padding: 0;
}
:root {
  /* Paleta Miralia */
  --primary: #3DAF2C;    /* Verde principal: títulos y textos destacados */
  --secondary: #0C4B79;  /* Azul petróleo: subtítulos, botones, acentos */
  --accent: var(--secondary);

  --ink: #111111;
  --muted: #5c6a73;
  --bg: #ffffff;
  --white: #ffffff;

  --maxw: 1100px;
  --radius: 16px;
  --header-h: 64px;
  --footer-h: 64px;
}

/* ===== Tipografías ===== */
/* Párrafos y texto base: Helvetica (fallback Arial) */
body {
  font-family: "Helvetica", Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}

/* Títulos y marca: Helvetica Rounded (fallbacks) */
h1, h2, h3,
.split-title,
.brand span {
  font-family: "Helvetica Rounded", "Arial Rounded MT", Arial, sans-serif;
  font-weight: 400;
  letter-spacing: .02em;
  color: var(--primary); /* Verde principal para títulos */
}

a {
  color: inherit;
  text-decoration: none;
}
img {
  max-width: 100%;
  display: block;
}
.container {
  width: min(100% - 32px, var(--maxw));
  margin-inline: auto;
}

/* ===== Header & nav ===== */
.site-header {
  background: var(--white);
  border-bottom: 1px solid #e1e5e8;
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}
.brand {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-weight: 700;
}
.brand-logo {
  width: 148px;
  
  border-radius: 8px;
  object-fit: cover;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 1.25rem;
  padding: 0;
  margin: 0;
}
nav a {
  padding: .5rem .25rem;
  border-radius: 10px;
}
nav a:hover,
nav a:focus-visible {
  background: #eef3f5;
  outline: none;
}

/* Hamburguesa */
.burger {
  background: transparent;
  border: 0;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 10px;
}
.burger svg {
  width: 24px;
  height: 24px;
  stroke: var(--ink);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.burger:focus-visible {
  outline: 2px solid var(--secondary);
  outline-offset: 2px;
}

/* Menú móvil */
.mobile-menu {
  position: fixed;
  inset: var(--header-h) 0 auto 0;
  background: var(--white);
  border-bottom: 1px solid #e1e5e8;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: transform .2s ease, opacity .2s ease;
}
.mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu[hidden] {
  display: none !important;
}
.mobile-menu ul {
  list-style: none;
  padding: 8px 16px 12px;
  margin: 0;
  display: grid;
  gap: 6px;
}
.mobile-menu a {
  display: block;
  padding: 12px;
  border-radius: 12px;
}
.mobile-menu a:hover,
.mobile-menu a:focus-visible {
  background: #eef3f5;
  outline: none;
}

/* ===== Hero ===== */
.hero {
  position: relative;
}
.hero-img {
  width: 100%;
  height: clamp(260px, 40vh, 520px);
  object-fit: cover;
}
.hero-overlay {
  position: absolute;
  inset: auto 0 24px 0;
  display: grid;
  gap: 12px;
}
h1, h2, h3, .split-title {
  margin: 0 0 8px;
  line-height: 1.2;
}
.hero-overlay h1 {
  font-size: clamp(1.6rem, 1rem + 2vw, 2.6rem);
  background: rgba(255, 255, 255, .9);
  display: inline-block;
  padding: .4rem .7rem;
  border-radius: 10px;
  box-shadow: 0 8px 25px rgba(0, 0, 0, .08);
}

/* Subtítulo hero en color secundario (azul) */
.hero-sub {
  max-width: 45rem;
  font-size: .98rem;
  padding: .4rem .75rem;
  background: rgba(12, 75, 121, .92); /* azul secundario */
  color: #f5fff7;
  border-radius: 999px;
}

/* Botones */
.cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .75rem 1.2rem;
  border-radius: 999px;
  border: 1px solid var(--secondary);
  background: var(--secondary);  /* Botón principal: azul */
  color: #ffffff;
  font-size: .95rem;
  font-weight: 600;
}
.btn.secondary {
  background: var(--primary);    /* Botón secundario: verde */
  border-color: var(--primary);
  color: #ffffff;
}
.btn:hover,
.btn:focus-visible {
  filter: brightness(0.95);
  outline: none;
}

/* ===== Secciones & tarjetas ===== */
.section {
  padding-block: 40px;
}
h2 {
  font-size: clamp(2rem, 1rem + 1vw, 2.4rem);
}
.section-intro {
  max-width: 52rem;
  margin: 0 0 1rem;
  color: var(--secondary); /* subtítulos en azul */
}
.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 12px 35px rgba(0, 0, 0, .04);
}
.grid {
  display: grid;
  gap: 16px;
}
.grid.cols-3 {
  grid-template-columns: repeat(1, 1fr);
}
.bullets {
  padding-left: 1rem;
}
.bullets li {
  margin: .25rem 0;
}
.bullets.two-cols {
  columns: 1;
}

/* ===== Split (foto + caja) ===== */
.split {
  position: relative;
  padding-block: clamp(0px, 6vw, 25px);
}
.split .container {
  display: grid;
  gap: 24px;
}
.split-card {
  text-align: left;
  background: var(--white);
  border-radius: var(--radius);
  padding: clamp(18px, 2.2vw, 32px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, .05);
}
.split-title {
  font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.2rem);
  margin: 0 0 .6rem;
}
.split-lead {
  color: var(--muted);
  margin: 0 0 1rem;
  max-width: 58ch;
  line-height: 1.7;
}

/* Imagen con overlay azul petróleo */
.split-media {
  position: relative;
  overflow: hidden;
  border-radius: 12px;
}
.split-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--secondary); /* azul */
  opacity: 0.25;
  mix-blend-mode: soft-light;
  pointer-events: none;
  border-radius: 12px;
}
.split-media img {
  width: 100%;
  height: clamp(320px, 50vh, 540px);
  object-fit: cover;
  border-radius: 12px;
  transition: transform .4s ease;
}
.split-media:hover img {
  transform: scale(1.03);
}

.card-split {
  display: grid;
  gap: 16px;
}
.card-media img {
  border-radius: 12px;
}
.schedule {
  display: grid;
  gap: 10px;
  margin-top: 8px;
}

/* ===== Footer fijo (barra de acciones) ===== */
.actionbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  height: var(--footer-h);
  background: var(--accent);   /* azul secundario en móvil */
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(0, 0, 0, .15);
}
.actionbar a {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font-size: .8rem;
  color: #ffffff;
}
.actionbar svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  fill: none;
}

/* ===== Responsive ===== */
@media (max-width: 899px) {
  body {
    padding-top: var(--header-h);
    padding-bottom: var(--footer-h);
  }
  .site-header {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    z-index: 50;
  }
  nav.desktop {
    display: none;
  }
  .burger {
    display: inline-grid;
  }
}
@media (min-width: 900px) {
  :root {
    --header-h: 76px;
  }
  .burger {
    display: none;
  }
  .mobile-menu {
    display: none;
  }
  .actionbar {
    display: none;
  }
  .split .container {
    grid-template-columns: 1fr 1fr;
    align-items: center;
  }
  .split--image-right .split-media {
    margin-right: calc((100vw - var(--maxw)) / -2);
  }
  .split--image-left .split-media {
    margin-left: calc((100vw - var(--maxw)) / -2);
  }
  .grid.cols-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .bullets.two-cols {
    columns: 2;
  }
}

/* Accesibilidad */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;