:root {
  --marfil: #f6f1e5;
  --marfil-2: #ece5d3;
  --verde: #1d3a2f;
  --verde-2: #2c5242;
  --dorado: #a98532;
  --texto: #1f2a24;
  --suave: #5b665f;
  --linea: #d8cfb7;
  --serif: "Newsreader", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--marfil);
  color: var(--texto);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.wrap { width: min(1120px, 100% - 48px); margin-inline: auto; }

/* Cabecera */
.site-header { border-bottom: 1px solid var(--linea); }
.site-header .wrap {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: 22px; gap: 24px;
}
.brand { display: flex; align-items: center; gap: 14px; text-decoration: none; }
.brand svg { width: 38px; height: 38px; flex: none; }
.brand span {
  font-family: var(--serif); font-size: 1.35rem; line-height: 1.1; color: var(--verde);
}
.nav { display: flex; gap: 32px; }
.nav a {
  text-decoration: none; font-size: .95rem; color: var(--suave);
  padding-block: 4px; border-bottom: 1px solid transparent;
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--verde); border-color: var(--dorado); }

/* Tipografía */
.eyebrow {
  font-size: .78rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--dorado); font-weight: 600; margin: 0 0 18px;
}
h1, h2, h3 { font-family: var(--serif); font-weight: 400; color: var(--verde); margin: 0; line-height: 1.08; }
h1 { font-size: clamp(2.8rem, 8vw, 5.6rem); letter-spacing: -.02em; }
h2 { font-size: clamp(2rem, 4.4vw, 3rem); letter-spacing: -.01em; }
h3 { font-size: 1.5rem; line-height: 1.2; }
.lead { font-size: 1.2rem; color: var(--suave); max-width: 38em; }

/* Botones */
.btn {
  display: inline-block; text-decoration: none; font-weight: 500; font-size: .95rem;
  background: var(--verde); color: var(--marfil); padding: 14px 26px;
  border-radius: 999px; transition: background .2s;
}
.btn:hover { background: var(--verde-2); }
.btn.ghost { background: transparent; color: var(--verde); border: 1px solid var(--verde); }
.btn.ghost:hover { background: var(--verde); color: var(--marfil); }

/* Portada */
.hero { position: relative; padding-block: clamp(64px, 11vw, 140px); overflow: hidden; }
.hero .lead { margin: 28px 0 36px; }
.hero-circle {
  position: absolute; right: -120px; top: 50%; translate: 0 -50%;
  width: min(560px, 70vw); aspect-ratio: 1; z-index: 0; opacity: .9; pointer-events: none;
}
.hero .wrap { position: relative; z-index: 1; }
.tags { margin-top: 56px; font-size: .78rem; letter-spacing: .16em; text-transform: uppercase; color: var(--suave); }
.tags i { color: var(--dorado); font-style: normal; margin-inline: 10px; }

/* Estudio destacado */
.feature { background: var(--verde); color: var(--marfil); padding-block: clamp(56px, 8vw, 96px); }
.feature h2 { color: var(--marfil); margin-bottom: 20px; }
.feature p.desc { max-width: 36em; color: #d6dccf; font-size: 1.1rem; }
.feature .btn { background: var(--marfil); color: var(--verde); margin-top: 18px; }
.feature .btn:hover { background: #fff; }

/* Secciones */
section.block { padding-block: clamp(56px, 8vw, 100px); }
section.block + section.block { border-top: 1px solid var(--linea); }
.two { display: grid; gap: 48px; grid-template-columns: 1fr 1.4fr; align-items: start; }
.two p { margin: 0 0 1.1em; max-width: 36em; }

.pillars { display: grid; gap: 28px; grid-template-columns: repeat(3, 1fr); margin-top: 48px; }
.pillar { border-top: 1px solid var(--dorado); padding-top: 20px; }
.pillar .n { font-family: var(--serif); color: var(--dorado); font-size: 1rem; letter-spacing: .1em; }
.pillar h3 { margin: 8px 0 10px; }
.pillar p { margin: 0; color: var(--suave); }

.closing {
  text-align: center; font-family: var(--serif); font-style: italic;
  font-size: clamp(1.4rem, 3vw, 2rem); color: var(--verde); padding-block: 64px;
  border-top: 1px solid var(--linea); margin: 0;
}

/* Perspectiva */
.perspective { background: var(--marfil-2); border-radius: 4px; padding: clamp(28px, 4vw, 48px); }
.perspective p { margin: 12px 0 0; max-width: 40em; color: var(--suave); }

.crumbs { font-size: .85rem; color: var(--suave); padding-block: 22px 0; }
.crumbs a { text-decoration: none; }
.crumbs a:hover { color: var(--verde); }

/* Pie */
.site-footer { border-top: 1px solid var(--linea); padding-block: 32px; font-size: .88rem; color: var(--suave); }
.site-footer .wrap { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: var(--verde); }

@media (max-width: 820px) {
  .two, .pillars { grid-template-columns: 1fr; }
  .site-header .wrap { flex-direction: column; align-items: flex-start; gap: 14px; }
  .nav { gap: 22px; }
  .hero-circle { right: -200px; opacity: .45; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } .btn { transition: none; } }