:root {
  --wine: #750024;
  --wine-dark: #460014;
  --gold: #c6a467;
  --ink: #172033;
  --muted: #647086;
  --surface: #f4f6f9;
  --line: #e3e7ed;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(255,255,255,.48), rgba(255,255,255,.48)),
    url("/assets/quintana-roo-background.png") center center / contain fixed no-repeat;
  font-family: "Segoe UI", Arial, sans-serif;
  line-height: 1.55;
}
a { color: inherit; }
.container { width: min(1160px, calc(100% - 2rem)); margin-inline: auto; }
.top-line { height: 7px; background: linear-gradient(90deg, var(--wine-dark), var(--wine), var(--gold)); }
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); background: rgba(255,255,255,.96); backdrop-filter: blur(12px); }
.nav { display: flex; min-height: 82px; gap: 1rem; align-items: center; justify-content: space-between; }
.brand { display: flex; gap: .75rem; align-items: center; text-decoration: none; }
.brand img { width: auto; height: 58px; }
.brand span { display: grid; }
.brand small { color: var(--muted); font-size: .7rem; }
.menu { display: flex; gap: 1.2rem; align-items: center; }
.menu a { color: #3c4658; font-size: .9rem; font-weight: 700; text-decoration: none; }
.menu a:hover { color: var(--wine); }
.hero {
  color: #fff;
  background:
    radial-gradient(circle at 80% 20%, rgba(198,164,103,.28), transparent 28%),
    linear-gradient(135deg, rgba(70,0,20,.94), rgba(117,0,36,.88));
}
.hero-grid { display: grid; min-height: 520px; grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr); gap: 2rem; align-items: center; padding-block: 4.5rem; }
.eyebrow { margin: 0 0 .7rem; color: var(--gold); font-size: .72rem; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
.hero h1 { max-width: 780px; margin: 0; font-size: clamp(2.6rem, 6vw, 5rem); line-height: .98; letter-spacing: -.055em; }
.hero .lead { max-width: 760px; color: rgba(255,255,255,.8); font-size: 1.1rem; }
.actions { display: flex; gap: .65rem; flex-wrap: wrap; margin-top: 1.5rem; }
.button { display: inline-flex; padding: .72rem 1rem; align-items: center; justify-content: center; border: 1px solid transparent; border-radius: 9px; background: #fff; color: var(--wine); font-weight: 800; text-decoration: none; }
.button.secondary { border-color: rgba(255,255,255,.4); color: #fff; background: transparent; }
.hero-panel { padding: 1.25rem; border: 1px solid rgba(255,255,255,.15); border-radius: 18px; background: rgba(255,255,255,.08); }
.hero-panel strong { display: block; margin-bottom: .8rem; font-size: 2rem; }
.hero-stat { display: flex; padding: .7rem 0; align-items: center; justify-content: space-between; border-top: 1px solid rgba(255,255,255,.12); }
.hero-stat b { color: var(--gold); font-size: 1.5rem; }
.section { padding-block: 4.5rem; background: rgba(255,255,255,.70); backdrop-filter: blur(1.5px); }
.section.alt { background: rgba(244,246,249,.76); }
.section-heading { display: flex; gap: 1rem; align-items: end; justify-content: space-between; margin-bottom: 2rem; }
.section-heading h2 { margin: .15rem 0; font-size: clamp(1.9rem, 4vw, 3rem); letter-spacing: -.04em; }
.section-heading p { max-width: 660px; margin: 0; color: var(--muted); }
.systems-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.system-card, .publication-card, .strategy-card { padding: 1.15rem; border: 1px solid rgba(227,231,237,.88); border-radius: 16px; background: rgba(255,255,255,.93); box-shadow: 0 10px 28px rgba(31,44,67,.08); }
.system-card { display: flex; min-height: 245px; flex-direction: column; }
.system-card .status { align-self: flex-start; padding: .24rem .48rem; border-radius: 999px; color: #176b47; background: #e8f7ef; font-size: .65rem; font-weight: 900; text-transform: uppercase; }
.system-card .status.development, .status.development { color: #815900; background: #fff1c7; }
.system-card small { margin-top: .8rem; color: var(--wine); font-size: .67rem; font-weight: 900; text-transform: uppercase; }
.system-card h3 { margin: 1rem 0 .25rem; font-size: 1.1rem; }
.system-card p { margin: 0 0 1rem; color: var(--muted); font-size: .86rem; }
.system-card .text-link { margin-top: auto; }
.text-link { color: var(--wine); font-weight: 800; text-decoration: none; }
.publications-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1rem; }
.publication-card.featured { border-color: #dec99f; background: linear-gradient(145deg, #fff, #fff8ea); }
.publication-meta { display: flex; gap: .5rem; align-items: center; justify-content: space-between; color: var(--muted); font-size: .7rem; }
.publication-meta span { color: var(--wine); font-weight: 900; text-transform: uppercase; }
.publication-card h3 { margin: .8rem 0 .35rem; }
.publication-card p, .empty-state { color: var(--muted); }
.empty-state { padding: 1rem; border: 1px dashed #cbd2dc; border-radius: 12px; background: #fff; }
.strategy-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1rem; }
.strategy-card { border-left: 4px solid var(--wine); }
.strategy-card h3 { margin: 0 0 .35rem; font-size: 1rem; }
.strategy-card p { margin: 0; color: var(--muted); font-size: .82rem; }
.social-strip { color: #fff; background: var(--wine-dark); }
.social-grid { display: grid; grid-template-columns: 1fr auto; gap: 1rem; align-items: center; padding-block: 2rem; }
.social-grid h2 { margin: 0; }
.social-grid p { margin: .2rem 0 0; color: rgba(255,255,255,.7); }
.social-links { display: flex; gap: .5rem; flex-wrap: wrap; }
.social-link { display: flex; min-width: 120px; padding: .55rem .7rem; gap: .5rem; align-items: center; border: 1px solid rgba(255,255,255,.2); border-radius: 10px; color: #fff; background: rgba(255,255,255,.07); font-size: .8rem; font-weight: 800; text-decoration: none; transition: .18s ease; }
.social-link:hover { color: #fff; transform: translateY(-2px); background: rgba(255,255,255,.14); }
.social-link svg { width: 24px; height: 24px; flex: 0 0 auto; fill: currentColor; }
.social-link.instagram svg { fill: none; stroke: currentColor; stroke-width: 2; }
.social-link.youtube svg .play { fill: var(--wine-dark); }
.social-link small { display: block; color: rgba(255,255,255,.62); font-size: .57rem; text-transform: uppercase; }
.social-link.pending { opacity: .55; }
.social-link.facebook:hover { background: #1877f2; }
.social-link.instagram:hover { background: linear-gradient(135deg, #833ab4, #fd1d1d, #fcb045); }
.social-link.youtube:hover { background: #ff0000; }
.footer { padding-block: 2rem; color: rgba(255,255,255,.74); background: #29000c; font-size: .82rem; }
.footer-row { display: flex; gap: 1rem; justify-content: space-between; }
.development-heading { margin-top: 3.5rem; }
.detail-hero {
  color: #fff;
  background:
    radial-gradient(circle at 80% 20%, rgba(198,164,103,.24), transparent 28%),
    linear-gradient(135deg, rgba(70,0,20,.94), rgba(117,0,36,.88));
}
.detail-hero-grid { display: grid; min-height: 450px; grid-template-columns: minmax(0, 1.3fr) minmax(280px, .7fr); gap: 2rem; align-items: center; padding-block: 4rem; }
.detail-hero h1 { margin: .2rem 0; font-size: clamp(2.7rem, 6vw, 5rem); line-height: 1; letter-spacing: -.055em; }
.detail-hero .lead { max-width: 760px; color: rgba(255,255,255,.8); font-size: 1.1rem; }
.detail-back { display: inline-block; margin-bottom: 2rem; color: rgba(255,255,255,.7); font-size: .82rem; font-weight: 800; text-decoration: none; }
.detail-summary { padding: 1.2rem; border: 1px solid rgba(255,255,255,.16); border-radius: 17px; background: rgba(255,255,255,.09); }
.detail-summary .status { display: inline-block; padding: .28rem .55rem; border-radius: 999px; color: #176b47; background: #e8f7ef; font-size: .68rem; font-weight: 900; text-transform: uppercase; }
.detail-summary dl { margin: 1.3rem 0 0; }
.detail-summary dt { margin-top: .8rem; color: var(--gold); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }
.detail-summary dd { margin: .2rem 0 0; color: rgba(255,255,255,.84); }
.detail-unavailable { display: inline-flex; padding: .65rem .8rem; border: 1px solid rgba(255,255,255,.3); border-radius: 8px; color: rgba(255,255,255,.72); font-size: .82rem; font-weight: 800; }
.detail-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.detail-card { padding: clamp(1.2rem, 3vw, 2rem); border: 1px solid rgba(227,231,237,.88); border-radius: 18px; background: rgba(255,255,255,.93); box-shadow: 0 12px 30px rgba(31,44,67,.08); }
.detail-card h2 { margin: .15rem 0 1rem; letter-spacing: -.035em; }
.detail-card ul { display: grid; gap: .65rem; margin: 0; padding-left: 1.2rem; color: var(--muted); }

@media (max-width: 980px) {
  .menu { display: none; }
  .hero-grid { min-height: auto; grid-template-columns: 1fr; padding-block: 3rem; }
  .detail-hero-grid, .detail-columns { grid-template-columns: 1fr; }
  .systems-grid, .strategy-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .publications-grid { grid-template-columns: 1fr; }
  .social-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  body { background-size: contain; background-position: center; background-repeat: no-repeat; background-attachment: fixed; }
  .brand small, .brand strong { display: none; }
  .brand img { height: 48px; }
  .systems-grid, .strategy-grid { grid-template-columns: 1fr; }
  .section { padding-block: 3rem; }
  .section-heading, .footer-row { align-items: flex-start; flex-direction: column; }
}