:root {
  --azul-sereno: #6B8FA3;
  --verde-salvia: #A8BFA3;
  --arena: #F4EDE3;
  --tierra: #8A6F5A;
  --texto: #2F2A26;
  --blanco: #fffdf9;
  --gris: #6d6259;
  --borde: rgba(47, 42, 38, .12);
  --sombra: 0 20px 60px rgba(47, 42, 38, .08), 0 4px 16px rgba(47, 42, 38, .05);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--texto);
  background: var(--blanco);
  line-height: 1.6;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
code { background: rgba(107,143,163,.12); padding: .15rem .35rem; border-radius: 6px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  background: rgba(255, 253, 249, .92);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--borde);
}
.brand { display: inline-flex; align-items: center; gap: .7rem; font-weight: 700; font-size: 1.08rem; }
.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--azul-sereno), var(--verde-salvia));
  color: white;
  font-family: "Playfair Display", serif;
  letter-spacing: -.04em;
}
.main-nav { display: flex; align-items: center; gap: 1.1rem; font-weight: 600; color: var(--gris); }
.main-nav a:hover { color: var(--texto); }
.nav-cta { color: white !important; background: var(--texto); padding: .65rem 1rem; border-radius: 999px; }
.menu-toggle { display: none; border: 1px solid var(--borde); background: white; border-radius: 999px; padding: .55rem .8rem; }

.section { padding: clamp(4rem, 8vw, 7rem) clamp(1rem, 4vw, 3rem); max-width: 1220px; margin: 0 auto; }
.warm { max-width: none; background: var(--arena); }
.warm > * { max-width: 1220px; margin-left: auto; margin-right: auto; }
.hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr); align-items: center; gap: clamp(2rem, 5vw, 5rem); min-height: 78vh; }
.eyebrow { margin: 0 0 .9rem; color: var(--tierra); text-transform: uppercase; letter-spacing: .12em; font-weight: 700; font-size: .78rem; }
h1, h2, h3 { margin: 0; line-height: 1.05; letter-spacing: -.04em; }
h1, h2 { font-family: "Playfair Display", Georgia, serif; }
h1 { font-size: clamp(3rem, 7vw, 6.6rem); max-width: 850px; }
h2 { font-size: clamp(2.2rem, 4vw, 4.4rem); }
h3 { font-size: 1.25rem; letter-spacing: -.02em; }
.hero-text { font-size: clamp(1.05rem, 2vw, 1.35rem); color: var(--gris); max-width: 680px; margin: 1.4rem 0 0; }
.hero-actions { display: flex; gap: .8rem; flex-wrap: wrap; margin-top: 2rem; }
.button { display: inline-flex; align-items: center; justify-content: center; border-radius: 999px; padding: .9rem 1.25rem; font-weight: 700; transition: transform .2s ease, box-shadow .2s ease; border: 1px solid transparent; cursor: pointer; }
.button:hover { transform: translateY(-2px); box-shadow: var(--sombra); }
.button-primary { background: var(--azul-sereno); color: white; }
.button-secondary { background: white; border-color: var(--borde); color: var(--texto); }

.quote-card, .bot-card, .ebook-card, .benefit-grid article, .category-panel, .newsletter {
  background: rgba(255,255,255,.82);
  border: 1px solid var(--borde);
  border-radius: 28px;
  box-shadow: var(--sombra);
}
.quote-card { padding: clamp(1.6rem, 4vw, 2.5rem); position: relative; overflow: hidden; }
.quote-card::before { content: ""; position: absolute; inset: auto -60px -80px auto; width: 220px; height: 220px; border-radius: 50%; background: var(--verde-salvia); opacity: .25; }
.pill { display: inline-flex; border-radius: 999px; padding: .38rem .75rem; background: rgba(107, 143, 163, .12); color: var(--azul-sereno); font-size: .8rem; font-weight: 800; }
blockquote { margin: 1.3rem 0 1rem; font-family: "Playfair Display", serif; font-size: clamp(1.8rem, 3vw, 3rem); line-height: 1.13; }
.quote-author { font-weight: 800; color: var(--tierra); }
.quote-reflection { color: var(--gris); }

.section-heading { max-width: 850px; margin-bottom: 2rem; }
.section-heading p:not(.eyebrow) { color: var(--gris); font-size: 1.05rem; }
.split { display: grid; grid-template-columns: 1.2fr .8fr; align-items: end; gap: 2rem; }
.benefit-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.benefit-grid article { padding: 1.35rem; box-shadow: none; }
.benefit-grid span { color: var(--azul-sereno); font-weight: 800; }
.benefit-grid p, .ebook-card p, .category-panel p { color: var(--gris); }

.ebook-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.ebook-card { overflow: hidden; }
.ebook-card img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; background: white; }
.ebook-content { padding: 1.25rem; }
.ebook-meta { display: flex; flex-wrap: wrap; gap: .45rem; margin: .8rem 0; }
.status, .category-tag { border-radius: 999px; padding: .28rem .55rem; font-size: .75rem; font-weight: 800; }
.status { background: rgba(168,191,163,.25); color: #4d7147; }
.category-tag { background: rgba(138,111,90,.12); color: var(--tierra); }

.category-tabs { display: flex; flex-wrap: wrap; gap: .6rem; margin-bottom: 1rem; }
.tab { border: 1px solid var(--borde); background: white; color: var(--gris); border-radius: 999px; padding: .75rem 1rem; font-weight: 800; cursor: pointer; }
.tab.active { background: var(--texto); color: white; }
.category-panel { padding: 1.6rem; }

.bot-section .section-heading { text-align: center; margin-left: auto; margin-right: auto; }
.bot-card { max-width: 780px; margin: 0 auto; padding: 1.2rem; }
.bot-messages { display: grid; gap: .8rem; margin-bottom: 1rem; }
.bot-message { padding: .85rem 1rem; border-radius: 18px; max-width: 88%; }
.bot-message.bot { background: var(--arena); }
.bot-message.user { background: var(--azul-sereno); color: white; margin-left: auto; }
.bot-options { display: flex; flex-wrap: wrap; gap: .6rem; }
.bot-options button { border: 0; background: var(--texto); color: white; border-radius: 999px; padding: .75rem .95rem; font-weight: 800; cursor: pointer; }

.newsletter { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: end; padding: clamp(1.5rem, 4vw, 2.6rem); }
.lead-form label { display: block; font-weight: 800; margin-bottom: .6rem; }
.lead-form div { display: flex; gap: .6rem; }
.lead-form input { flex: 1; min-width: 0; border: 1px solid var(--borde); border-radius: 999px; padding: .9rem 1rem; font: inherit; }
.site-footer { display: flex; justify-content: space-between; gap: 2rem; padding: 2rem clamp(1rem, 4vw, 3rem); background: var(--texto); color: white; }
.site-footer p { color: rgba(255,255,255,.72); max-width: 520px; }
.site-footer div:last-child { display: flex; gap: 1rem; align-items: center; }

@media (max-width: 860px) {
  .menu-toggle { display: inline-flex; }
  .main-nav { display: none; position: absolute; top: 72px; left: 1rem; right: 1rem; background: white; border: 1px solid var(--borde); border-radius: 22px; padding: 1rem; flex-direction: column; align-items: flex-start; box-shadow: var(--sombra); }
  .main-nav.open { display: flex; }
  .hero, .split, .newsletter { grid-template-columns: 1fr; }
  .benefit-grid, .ebook-grid { grid-template-columns: 1fr; }
  .section { padding-top: 4rem; padding-bottom: 4rem; }
  .lead-form div { flex-direction: column; }
  .site-footer { flex-direction: column; }
}

@media (min-width: 861px) and (max-width: 1080px) {
  .benefit-grid, .ebook-grid { grid-template-columns: repeat(2, 1fr); }
}