@font-face {
  font-family: "Lato";
  src: url("/assets/fonts/Lato-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Lato";
  src: url("/assets/fonts/Lato-Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Lato";
  src: url("/assets/fonts/Lato-Italic.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: "Montserrat";
  src: url("/assets/fonts/Montserrat-SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "LemonAETEL";
  src: url("/assets/fonts/LemonAETEL.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  /* AETEL brand palette, per graphic/StyleGuide/guide.pdf */
  --color-primary: #00a79d;       /* Hospital Green — secondary/complementary */
  --color-primary-dark: #007d75;
  --color-accent: #fae808;        /* AETEL Yellow — predominant brand color */
  --color-ieee: #006699;          /* IEEE Blue (Pantone 3015) — IEEE-specific contexts only */
  --color-base: #ffffff;
  --color-text: #1b1b1b;
  --color-muted: #5a5a5a;
  --color-border: #e6e6e6;
  --color-surface: #f6f6f6;
  --max-width: 72rem;
  --radius: 14px;
  --font-body: "Lato", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-heading: "Montserrat", var(--font-body);
  --font-display: "LemonAETEL", var(--font-heading);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-base);
  line-height: 1.6;
}

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

a { color: var(--color-primary-dark); }
a:hover { color: var(--color-primary); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

h1, h2, h3, h4 {
  color: var(--color-primary);
  font-weight: 400;
  line-height: 1.25;
  margin: 0 0 0.75rem;
  text-transform: uppercase;
}

/* Lemon/AETEL: page-hero titles only, short text, no lowercase glyphs exist */
h1 { font-family: var(--font-display); font-size: clamp(2rem, 1.6rem + 2vw, 3rem); }
/* Montserrat SemiBold: document/section titles */
h2, h3, h4 { font-family: var(--font-heading); font-weight: 600; }
h2 { font-size: clamp(1.5rem, 1.3rem + 1vw, 2.1rem); }
h3 { font-size: clamp(1.2rem, 1.1rem + 0.5vw, 1.5rem); }

p { margin: 0 0 1rem; }

.btn {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  padding: 0.7rem 1.4rem;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  border: none;
  cursor: pointer;
}
.btn:hover { background: var(--color-primary-dark); color: #fff; }
.btn-outline {
  background: transparent;
  color: var(--color-primary-dark);
  border: 2px solid var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary); color: #fff; }

/* Header / nav */
.site-header {
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: var(--color-base);
  z-index: 20;
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  padding-bottom: 0.75rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 700;
  font-size: 1.15rem;
}
.brand img { height: 42px; width: 42px; border-radius: 50%; }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
}
.nav-toggle span, .nav-toggle::before, .nav-toggle::after {
  content: "";
  display: block;
  width: 26px;
  height: 3px;
  margin: 5px 0;
  background: var(--color-text);
  border-radius: 2px;
}

nav.main-nav > ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 1.4rem;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
}
nav.main-nav a {
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
}
nav.main-nav a:hover { color: var(--color-primary); }

.has-dropdown { position: relative; }
.has-dropdown > a::after { content: " \25BE"; font-size: 0.7em; }
.dropdown {
  list-style: none;
  margin: 0;
  padding: 0.5rem 0;
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--color-base);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.08);
  min-width: 220px;
  display: none;
  z-index: 30;
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown { display: block; }
.dropdown li a { display: block; padding: 0.5rem 1rem; }

@media (max-width: 860px) {
  .nav-toggle { display: block; }
  nav.main-nav {
    display: none;
    width: 100%;
    order: 3;
  }
  nav.main-nav.open { display: block; }
  nav.main-nav > ul { flex-direction: column; align-items: flex-start; gap: 0.25rem; padding: 1rem 0; }
  .has-dropdown .dropdown { display: none; position: static; border: none; box-shadow: none; padding-left: 1rem; min-width: 0; }
  .has-dropdown.open .dropdown { display: block; }
  .has-dropdown > a::after { transition: transform 0.15s; display: inline-block; }
  .has-dropdown.open > a::after { transform: rotate(180deg); }
  .site-header .container { flex-wrap: wrap; }
}

/* Hero */
.hero {
  padding: 3.5rem 0 3rem;
  background: linear-gradient(180deg, rgba(0,167,157,0.08), transparent);
}
.hero p.lede { font-size: 1.15rem; color: var(--color-muted); max-width: 46rem; }

/* Sections */
.section { padding: 2.5rem 0; }
.section + .section { border-top: 1px solid var(--color-border); }
.section-alt { background: var(--color-surface); }

/* Cards / grids */
.grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.card {
  background: var(--color-base);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.card h3 { margin-top: 0; }
.card img { border-radius: var(--radius); margin-bottom: 1rem; aspect-ratio: 16/9; object-fit: cover; width: 100%; }

.benefit-list, .feature-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.benefit-list li, .feature-list li {
  padding-left: 1rem;
  border-left: 3px solid var(--color-accent);
}
.benefit-list strong, .feature-list strong { color: var(--color-primary-dark); }
.benefit-list li.ieee { border-left-color: var(--color-ieee); }
.benefit-list li.ieee strong { color: var(--color-ieee); }

.simple-list { padding-left: 1.25rem; }
.simple-list li { margin-bottom: 0.4rem; }

/* Notice / TODO */
.notice {
  background: #fff8e1;
  border: 1px dashed #d8b400;
  border-radius: 10px;
  padding: 1rem 1.25rem;
  color: #5a4a00;
  font-size: 0.95rem;
}
.notice strong { color: #5a4a00; }

/* Pricing */
.pricing-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.price {
  font-size: 2rem;
  color: var(--color-primary-dark);
  font-weight: 700;
  margin: 0.5rem 0;
}

/* Post list (Noticias) */
.post-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.25rem; }
.post-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1.25rem;
}
.post-list a { font-weight: 600; font-size: 1.05rem; text-decoration: none; }
.post-list time { color: var(--color-muted); white-space: nowrap; }
.post-excerpt { color: var(--color-muted); margin: 0.3rem 0 0; flex-basis: 100%; }

.post-meta { color: var(--color-muted); margin-bottom: 1.5rem; }
.post-body img { border-radius: var(--radius); margin: 1.5rem 0; }
.lang-links { margin: 1.5rem 0; font-size: 0.95rem; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-primary);
  color: #fff;
  padding: 2rem 0;
  margin-top: 2rem;
}
.site-footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  text-align: center;
}
.social-links { list-style: none; display: flex; gap: 1.2rem; margin: 0; padding: 0; }
.social-links a {
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,0.15);
}
.social-links a:hover { background: rgba(255,255,255,0.3); color: #fff; }
.social-links svg { width: 20px; height: 20px; fill: currentColor; }
.site-footer small { opacity: 0.85; }

.breadcrumb { color: var(--color-muted); font-size: 0.9rem; margin-bottom: 1rem; }
.breadcrumb a { color: var(--color-muted); }