:root {
  --deep: #14324a;
  --teal: #0f9aa0;
  --gold: #ffb100;
  --sand: #fbf8f4;
  --ink: #1b2426;
  --muted: #62727a;
  --white: #ffffff;
  --pink: #ef3c78;
  --blue: #2bb6f0;
  --orange: #ff8c42;
  --yellow: #ffd23f;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Poppins", "Trebuchet MS", sans-serif;
  background: var(--sand);
  color: var(--ink);
  line-height: 1.6;
}

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

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

svg.icon { width: 20px; height: 20px; display: block; fill: currentColor; }

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

/* Header */
header.site-header {
  background: var(--deep);
  color: var(--white);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 12px rgba(0,0,0,0.15);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.brand {
  font-family: "Fredoka", "Trebuchet MS", sans-serif;
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand img.logo-mark {
  height: 44px;
  width: auto;
  display: block;
}

/* Floating social button */
.float-social {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.float-social a {
  width: 48px; height: 48px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
  box-shadow: 0 6px 16px rgba(0,0,0,0.25);
  transition: transform 0.15s;
}
.float-social a svg { width: 24px; height: 24px; }
.float-social a:hover { transform: scale(1.08); }
.float-social a.fb { background: #1877F2; }
.float-social a.yt { background: #FF0000; }
.float-social a.web { background: var(--deep); }

nav.main-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  font-family: "Fredoka", "Trebuchet MS", sans-serif;
  font-size: 0.95rem;
}

nav.main-nav .dropdown {
  position: relative;
  display: flex;
  align-items: center;
}

nav.main-nav a.top-link {
  display: inline-flex;
  align-items: center;
  padding: 8px 2px;
  line-height: 1;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}

nav.main-nav a.top-link:hover,
nav.main-nav .active {
  border-color: var(--gold);
  color: var(--gold);
}

.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  color: var(--ink);
  min-width: 240px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.2);
  border-radius: 6px;
  overflow: hidden;
  margin-top: 10px;
}

.dropdown:hover .dropdown-menu { display: block; }

.dropdown-menu a {
  display: block;
  padding: 10px 16px;
  font-size: 0.9rem;
  border-bottom: 1px solid #eee;
}
.dropdown-menu a:hover { background: var(--sand); color: var(--teal); }

.nav-toggle { display: none; }

/* Hero */
.hero {
  background:
    radial-gradient(circle at 80% 15%, rgba(255,177,0,0.28), transparent 42%),
    radial-gradient(circle at 10% 90%, rgba(239,60,120,0.22), transparent 40%),
    linear-gradient(135deg, var(--deep) 0%, var(--teal) 100%);
  color: var(--white);
  padding: 68px 24px 56px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 22px 22px;
  opacity: 0.5;
}

.hero-content { position: relative; max-width: 720px; margin: 0 auto; }

.hero h1 {
  font-family: "Fredoka", "Trebuchet MS", sans-serif;
  font-size: 4rem;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 14px;
  text-shadow: 0 4px 22px rgba(255,177,0,0.35);
}
.hero h1 .hw1 { color: var(--pink); }
.hero h1 .hw2 { color: var(--gold); }
.hero h1 .hw3 { color: var(--blue); }

.hero p.tagline {
  font-size: 1.15rem;
  color: #dce9ea;
  margin-bottom: 26px;
}

.hero .cta-row { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 30px;
  font-family: "Fredoka", "Trebuchet MS", sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.15s, box-shadow 0.15s;
}

.btn-primary { background: var(--gold); color: var(--deep); }
.btn-outline { border: 2px solid rgba(255,255,255,0.6); color: var(--white); }

.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 18px rgba(0,0,0,0.25); }

/* Section shared */
section { padding: 44px 24px; }

.section-title {
  font-family: "Fredoka", "Trebuchet MS", sans-serif;
  font-size: 2rem;
  color: var(--deep);
  margin-bottom: 10px;
  text-align: center;
}

.section-sub {
  text-align: center;
  color: var(--muted);
  max-width: 620px;
  margin: 0 auto 30px;
}

/* Intro/what-is section */
.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}

.intro-grid .visual {
  aspect-ratio: 1/1;
  max-width: 380px;
  margin: 0 auto;
  position: relative;
}

.intro-grid .visual svg { width: 100%; height: 100%; display: block; }

.intro-grid h2 { font-family: "Fredoka", "Trebuchet MS", sans-serif; color: var(--deep); font-size: 1.7rem; margin-bottom: 14px; }

/* Card grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  max-width: 1100px;
  margin: 0 auto;
}

.card {
  background: var(--white);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(11,46,60,0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(11,46,60,0.15); }

.card .thumb {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.6rem;
}
.card .thumb.g1 { background: linear-gradient(135deg, var(--pink), var(--orange)); }
.card .thumb.g2 { background: linear-gradient(135deg, var(--blue), var(--teal)); }
.card .thumb.g3 { background: linear-gradient(135deg, var(--orange), var(--yellow)); }
.card .thumb.g4 { background: linear-gradient(135deg, var(--teal), var(--deep)); }

.card .icon { font-size: 2.2rem; margin-bottom: 14px; }

.card .body { padding: 20px 22px; }

.card .tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--teal);
  background: #eaf7f6;
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 10px;
}
.card .tag.ribbon {
  background: var(--pink);
  color: var(--white);
}

.card .date { font-size: 0.78rem; color: var(--muted); font-family: "Poppins", sans-serif; }

.card h3 { font-family: "Fredoka", "Trebuchet MS", sans-serif; color: var(--deep); margin: 6px 0 8px; font-size: 1.15rem; }

.card p { color: var(--muted); font-size: 0.94rem; }

.card a.card-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--teal);
  border-bottom: 1px solid var(--teal);
}

.card details { margin-top: 6px; }
.card details summary {
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--teal);
  list-style: none;
}
.card details summary::-webkit-details-marker { display: none; }
.card details summary::after { content: " ▾"; }
.card details[open] summary::after { content: " ▴"; }
.card details p { margin-top: 8px; }

/* Alt background section */
.alt-bg { background: #f2f8f8; }

/* Newsletter */
.newsletter {
  background: var(--deep);
  color: var(--white);
  text-align: center;
}

.newsletter h2 { font-family: "Fredoka", "Trebuchet MS", sans-serif; margin-bottom: 10px; }
.newsletter p { color: #cfe3e4; margin-bottom: 22px; }

.newsletter form {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.newsletter input[type="email"] {
  padding: 12px 16px;
  border-radius: 30px;
  border: none;
  min-width: 280px;
  font-family: inherit;
}

/* Footer */
footer.site-footer {
  background: #0e2436;
  color: #a9bec1;
  padding: 38px 24px 22px;
}

.footer-grid {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 26px;
}

.footer-grid h4 {
  color: var(--white);
  font-family: "Fredoka", "Trebuchet MS", sans-serif;
  margin-bottom: 12px;
  font-size: 1rem;
}

.footer-grid a { display: block; margin-bottom: 8px; font-size: 0.9rem; }
.footer-grid a:hover { color: var(--gold); }

.social-row { display: flex; gap: 12px; margin-top: 12px; }
.social-row a {
  width: 36px; height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--white);
}
.social-row a svg { width: 18px; height: 18px; }
.social-row a:hover { background: var(--teal); }

.footer-bottom {
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 18px;
  font-size: 0.8rem;
}

/* Page header for interior pages, with subtle animated topographic pattern */
.page-hero {
  background: linear-gradient(135deg, var(--teal), var(--deep));
  color: var(--white);
  padding: 46px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: -20% -20%;
  background-image:
    repeating-linear-gradient(120deg, rgba(255,255,255,0.07) 0px, rgba(255,255,255,0.07) 2px, transparent 2px, transparent 42px),
    repeating-linear-gradient(60deg, rgba(255,255,255,0.05) 0px, rgba(255,255,255,0.05) 2px, transparent 2px, transparent 58px);
  animation: bannerDrift 22s linear infinite;
}

@keyframes bannerDrift {
  0% { transform: translate(0, 0); }
  100% { transform: translate(-60px, -40px); }
}

.page-hero .inner { position: relative; z-index: 1; }

.page-hero h1 {
  font-family: "Fredoka", "Trebuchet MS", sans-serif;
  font-size: 2.9rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.page-hero p { color: #dce9ea; max-width: 600px; margin: 0 auto; }

.notice-banner {
  background: #fff4d6;
  border-left: 4px solid var(--gold);
  padding: 16px 20px;
  border-radius: 6px;
  color: #6b5510;
  font-size: 0.9rem;
  max-width: 1100px;
  margin: 0 auto 30px;
}

/* Geoportales groups */
.geo-group-title {
  font-family: "Fredoka", "Trebuchet MS", sans-serif;
  color: var(--deep);
  font-size: 1.3rem;
  max-width: 1100px;
  margin: 34px auto 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.geo-group-title .dot { width: 12px; height: 12px; border-radius: 50%; }
.geo-group-title .dot.intl { background: var(--blue); }
.geo-group-title .dot.nac { background: var(--pink); }

.geo-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  max-width: 1100px;
  margin: 0 auto 10px;
}
.geo-card {
  background: var(--white);
  border-radius: 12px;
  padding: 18px 20px;
  box-shadow: 0 4px 14px rgba(11,46,60,0.06);
  border-left: 4px solid var(--blue);
}
.geo-card.nac { border-left-color: var(--pink); }
.geo-card h4 { font-family: "Fredoka", "Trebuchet MS", sans-serif; color: var(--deep); font-size: 1.05rem; margin-bottom: 6px; }
.geo-card p { color: var(--muted); font-size: 0.88rem; }
.geo-card a.ext-link { color: var(--teal); font-weight: 600; font-size: 0.85rem; display: inline-block; margin-top: 8px; border-bottom: 1px solid var(--teal); }

@media (max-width: 700px) {
  .geo-list { grid-template-columns: 1fr; }
}

/* Coming-soon course cards */
.card .ribbon-badge {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
  background: var(--gold);
  color: var(--deep);
  font-family: "Fredoka", sans-serif;
  font-weight: 700;
  font-size: 0.68rem;
  padding: 4px 12px;
  border-radius: 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
.card { position: relative; }

@media (max-width: 860px) {
  nav.main-nav { display: none; }
  .intro-grid { grid-template-columns: 1fr; }
  .card-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.6rem; }
  .page-hero h1 { font-size: 2.1rem; }
}