:root {
  --bg: #f6f7f4;
  --card: #ffffff;
  --text: #202426;
  --muted: #68706f;
  --accent: #14524a;
  --accent-strong: #0b3833;
  --gold: #a57c36;
  --border: #dfe5df;
  --shadow: 0 18px 45px rgba(23, 40, 36, .12);
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.site-header,
.viewer-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: .85rem 1.5rem;
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.site-header img { height: 54px; -webkit-user-drag: none; pointer-events: none; }
.site-header h1,
.viewer-header h1 { font-size: 1.15rem; margin: .1rem 0 0; flex: 1; }
.site-header .eyebrow { margin-bottom: 0; }
.viewer-header a,
.site-header a { color: var(--accent); text-decoration: none; font-weight: 650; }
main { max-width: 1100px; margin: 0 auto; padding: 1.5rem; }

.home {
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: clamp(1.5rem, 5vw, 4rem);
}
.home-panel {
  width: min(760px, 100%);
  text-align: center;
  padding: clamp(2rem, 6vw, 4.5rem);
}
.home-logo {
  width: min(330px, 72vw);
  margin-bottom: clamp(1.5rem, 4vw, 2.5rem);
  -webkit-user-drag: none;
}
.company-copy h1 {
  margin: 0;
  color: var(--accent-strong);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 500;
  line-height: 1.05;
}
.eyebrow {
  margin: 0 0 .55rem;
  color: var(--gold);
  font-size: .78rem;
  font-weight: 750;
  letter-spacing: 0;
  text-transform: uppercase;
}
address {
  margin: 1.35rem 0 0;
  color: var(--muted);
  font-style: normal;
  line-height: 1.7;
}
address span { display: block; }
.company-details {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin: 1.75rem 0 2rem;
}
.company-details div {
  min-width: 150px;
  padding: .85rem 1rem;
  border: 1px solid var(--border);
  background: #fbfcfa;
}
.company-details dt {
  color: var(--muted);
  font-size: .75rem;
  font-weight: 750;
  letter-spacing: 0;
  text-transform: uppercase;
}
.company-details dd { margin: .3rem 0 0; font-weight: 700; }
.company-details a { color: inherit; text-decoration: none; }
.primary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: .85rem 1.25rem;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid var(--accent);
}
.primary-link:hover { background: var(--accent-strong); }

/* Índice */
.documents-main { padding-top: 2rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 1rem; }
.card {
  display: block;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.35rem;
  text-decoration: none;
  color: inherit;
  transition: box-shadow .15s, transform .15s, border-color .15s;
}
.card:hover {
  border-color: rgba(20, 82, 74, .35);
  box-shadow: 0 12px 28px rgba(23, 40, 36, .1);
  transform: translateY(-2px);
}
.doc-kicker {
  color: var(--gold);
  font-size: .75rem;
  font-weight: 750;
  letter-spacing: 0;
  text-transform: uppercase;
}
.card h2 {
  color: var(--accent-strong);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2.35rem;
  font-weight: 500;
  margin: .55rem 0 0;
}
.empty { color: var(--muted); text-align: center; padding: 3rem; }

/* Visor */
.toolbar { display: flex; align-items: center; gap: .5rem; font-size: .9rem; }
.toolbar button {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 6px;
  padding: .35rem .6rem;
  cursor: pointer;
}
.toolbar button:hover { background: var(--bg); }
#pages { display: flex; flex-direction: column; align-items: center; gap: 1.6rem; padding: 1rem 1rem 3rem; }
.page {
  position: relative;
  background: #fff;
  box-shadow: 0 2px 10px rgba(0,0,0,.15);
}
.page canvas { display: block; pointer-events: none; }
/* Capa que impide arrastrar o hacer clic derecho sobre el canvas */
.page .shield { position: absolute; inset: 0; }
.page .num {
  position: absolute; bottom: -1.3rem; left: 0; right: 0;
  text-align: center; font-size: .75rem; color: var(--muted);
}
.page.loading::after {
  content: "Cargando…";
  position: absolute; inset: 0;
  display: grid; place-items: center;
  color: var(--muted);
}
.page.error::after { content: "Error al cargar la página"; }

@media print { body { display: none !important; } }

@media (max-width: 700px) {
  .site-header,
  .viewer-header {
    align-items: flex-start;
    flex-wrap: wrap;
    padding: .85rem 1rem;
  }
  .site-header img { height: 44px; }
  .toolbar { width: 100%; flex-wrap: wrap; }
  .home-panel { padding: 1.5rem; }
  .company-details { display: grid; grid-template-columns: 1fr; }
}