/* ===== FLACSO Observatorio — Landing & Blog ===== */
:root {
  --flacso-navy: #163970;
  --flacso-navy-light: #1e4d8a;
  --flacso-navy-dark: #0f2a54;
  --flacso-blue: #2563a8;
  --flacso-sky: #3b82c4;

  --bg-primary: #f4f6f9;
  --bg-card: #ffffff;
  --border-card: rgba(22, 57, 112, 0.14);

  --text-primary: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;

  --gradient-primary: linear-gradient(135deg, #163970, #2563a8);

  --shadow-card: 0 2px 14px rgba(22, 57, 112, 0.08);
  --shadow-hover: 0 12px 32px rgba(22, 57, 112, 0.18);

  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --maxw: 960px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
a { color: var(--flacso-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ===== Top bar (shared) ===== */
.topbar {
  background: var(--gradient-primary);
  color: #fff;
  padding: 0.9rem 1.5rem;
}
.topbar-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 0.85rem;
}
.topbar img { height: 34px; width: auto; }
.topbar-title { font-weight: 700; font-size: 1rem; line-height: 1.2; }
.topbar-nav { margin-left: auto; display: flex; gap: 1.25rem; }
.topbar-nav a { color: #dbe7f5; font-weight: 500; font-size: 0.92rem; }
.topbar-nav a:hover { color: #fff; text-decoration: none; }

/* ===== Landing hero ===== */
.hero {
  background: var(--gradient-primary);
  color: #fff;
  text-align: center;
  padding: 4.5rem 1.5rem 3.5rem;
}
.hero img { height: 84px; width: auto; margin-bottom: 1.4rem; }
.hero h1 { font-size: clamp(1.7rem, 4vw, 2.6rem); font-weight: 800; letter-spacing: -0.02em; }
.hero .affil { color: #cddcf0; font-weight: 600; margin-top: 0.35rem; letter-spacing: 0.04em; }
.hero p.lead {
  max-width: 640px; margin: 1.2rem auto 0;
  color: #e6eef8; font-size: 1.05rem;
}

/* ===== Choice cards ===== */
.choices {
  max-width: var(--maxw);
  margin: -2.5rem auto 0;
  padding: 0 1.5rem 4rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.choice-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: 2.2rem 1.8rem;
  text-decoration: none;
  color: var(--text-primary);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.choice-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  text-decoration: none;
}
.choice-icon {
  font-size: 2.4rem;
  width: 66px; height: 66px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(37, 99, 168, 0.1);
  border-radius: 14px;
  margin-bottom: 1.2rem;
}
.choice-card h2 { font-size: 1.4rem; font-weight: 700; color: var(--flacso-navy); }
.choice-card p { color: var(--text-secondary); margin-top: 0.5rem; flex: 1; }
.choice-cta {
  margin-top: 1.4rem;
  font-weight: 600; color: var(--flacso-blue);
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.choice-card:hover .choice-cta { gap: 0.7rem; }

/* ===== Blog ===== */
.container { max-width: var(--maxw); margin: 0 auto; padding: 2.5rem 1.5rem 4rem; }
.page-title { font-size: 2rem; font-weight: 800; color: var(--flacso-navy); letter-spacing: -0.02em; }
.page-subtitle { color: var(--text-muted); margin-top: 0.3rem; margin-bottom: 2rem; }

.post-list { list-style: none; display: flex; flex-direction: column; gap: 1.2rem; }
.post-item {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
  padding: 1.5rem 1.6rem;
  transition: transform var(--transition), box-shadow var(--transition);
}
.post-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.post-item h2 { font-size: 1.3rem; font-weight: 700; }
.post-item h2 a { color: var(--flacso-navy); }
.post-meta { color: var(--text-muted); font-size: 0.85rem; margin-top: 0.3rem; }
.post-excerpt { color: var(--text-secondary); margin-top: 0.6rem; }

.empty-note {
  background: var(--bg-card);
  border: 1px dashed var(--border-card);
  border-radius: var(--radius-sm);
  padding: 2rem; text-align: center; color: var(--text-muted);
}

/* ===== Boletines ===== */
.boletin-list { list-style: none; display: flex; flex-direction: column; gap: 1.2rem; }
.boletin-item {
  display: flex;
  align-items: center;
  gap: 1.3rem;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
  padding: 1.4rem 1.6rem;
  transition: transform var(--transition), box-shadow var(--transition);
}
.boletin-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.boletin-num {
  flex-shrink: 0;
  width: 62px; height: 62px;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  background: var(--gradient-primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  border-radius: 12px;
}
.boletin-body { flex: 1; min-width: 0; }
.boletin-body h2 { font-size: 1.15rem; font-weight: 700; color: var(--flacso-navy); line-height: 1.3; }
.boletin-meta { color: var(--text-muted); font-size: 0.85rem; margin-top: 0.25rem; }
.boletin-download {
  flex-shrink: 0;
  display: inline-flex; align-items: center; gap: 0.4rem;
  background: var(--flacso-blue);
  color: #fff;
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background var(--transition), transform var(--transition);
}
.boletin-download:hover { background: var(--flacso-navy); text-decoration: none; transform: translateY(-1px); }

@media (max-width: 640px) {
  .boletin-item { flex-wrap: wrap; }
  .boletin-download { width: 100%; justify-content: center; margin-top: 0.4rem; }
}

/* ===== Single post ===== */
.post-article { background: var(--bg-card); border: 1px solid var(--border-card);
  border-radius: var(--radius); box-shadow: var(--shadow-card); padding: 2.5rem; }
.post-article h1 { font-size: 2rem; font-weight: 800; color: var(--flacso-navy);
  letter-spacing: -0.02em; line-height: 1.2; }
.post-article .post-meta { margin-bottom: 1.8rem; }
.post-content { color: var(--text-secondary); font-size: 1.05rem; }
.post-content h2 { color: var(--flacso-navy); font-size: 1.5rem; margin: 1.8rem 0 0.6rem; }
.post-content h3 { color: var(--flacso-navy-light); font-size: 1.2rem; margin: 1.4rem 0 0.5rem; }
.post-content p { margin-bottom: 1rem; }
.post-content ul, .post-content ol { margin: 0 0 1rem 1.4rem; }
.post-content li { margin-bottom: 0.35rem; }
.post-content img { max-width: 100%; height: auto; border-radius: var(--radius-sm); }
.post-content blockquote {
  border-left: 4px solid var(--flacso-blue);
  padding-left: 1rem; margin: 1rem 0; color: var(--text-muted); font-style: italic;
}
.post-content code {
  background: #eef2f7; padding: 0.15em 0.4em; border-radius: 5px;
  font-size: 0.9em; font-family: ui-monospace, monospace;
}
.post-content pre { background: #0f2a54; color: #e6eef8; padding: 1rem;
  border-radius: var(--radius-sm); overflow-x: auto; margin-bottom: 1rem; }
.post-content pre code { background: none; padding: 0; color: inherit; }

.back-link { display: inline-block; margin-top: 2rem; font-weight: 600; }

/* ===== Footer ===== */
.site-footer {
  text-align: center; color: var(--text-muted); font-size: 0.85rem;
  padding: 2rem 1.5rem; border-top: 1px solid var(--border-card);
}

@media (max-width: 640px) {
  .topbar-title { font-size: 0.85rem; }
  .topbar-nav { gap: 0.9rem; }
  .post-article { padding: 1.6rem; }
}