:root {
  --bg: #fbfaf7;
  --bg-soft: #f3f1eb;
  --ink: #1c2230;
  --ink-dim: #5b6274;
  --aurora-green: #1fae7f;
  --aurora-green-light: #2fd398;
  --aurora-violet: #6f5eea;
  --card-bg: #ffffff;
  --border: #e6e2d8;
  --navy: #141a2b;
  --navy-soft: #1f2740;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: "Fraunces", Georgia, serif;
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.container {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 24px;
}

/* NAV */
.nav {
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 24px;
}

.logo {
  font-family: "Fraunces", serif;
  font-weight: 600;
  font-size: 1.05rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
}

.btn-small {
  background: var(--ink);
  color: var(--bg);
  text-decoration: none;
  padding: 9px 18px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
}

/* HERO */
.hero {
  padding: 72px 0 88px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.eyebrow {
  color: var(--aurora-green);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.78rem;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 2.5rem;
  margin-bottom: 22px;
}

.subhead {
  color: var(--ink-dim);
  font-size: 1.1rem;
  max-width: 480px;
  margin-bottom: 30px;
}

.btn-primary {
  display: inline-block;
  background: linear-gradient(120deg, var(--aurora-green-light), var(--aurora-violet));
  color: #0b0f17;
  font-weight: 700;
  padding: 16px 32px;
  border-radius: 10px;
  text-decoration: none;
  font-size: 1.02rem;
  box-shadow: 0 8px 20px rgba(31, 174, 127, 0.18);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(31, 174, 127, 0.28);
}

.trust-note {
  margin-top: 16px;
  color: var(--ink-dim);
  font-size: 0.85rem;
}

/* PHOTO SLOTS */
.photo-slot {
  display: block;
  width: 100%;
  object-fit: cover;
  background: var(--bg-soft);
  border-radius: 16px;
  box-shadow: 0 16px 40px -14px rgba(20, 26, 43, 0.35);
}

.photo-slot--tall { aspect-ratio: 4 / 5; }
.photo-slot--wide { aspect-ratio: 16 / 7; margin-top: 18px; }
.photo-slot--square { aspect-ratio: 1 / 1; }

/* PROBLEMA */
.problema {
  padding: 64px 0;
  background: var(--bg-soft);
}

.problema h2 {
  font-size: 1.7rem;
  margin-bottom: 24px;
}

.problema-lista {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 28px;
  max-width: 640px;
}

.problema-lista li {
  padding-left: 30px;
  position: relative;
  color: var(--ink-dim);
}

.problema-lista li::before {
  content: "✕";
  position: absolute;
  left: 0;
  top: 1px;
  color: #d9644f;
  font-weight: 700;
}

.problema-cierre {
  font-size: 1.1rem;
  font-weight: 500;
  border-left: 3px solid var(--aurora-green);
  padding-left: 18px;
  max-width: 640px;
}

/* SECTION LABELS */
.section-eyebrow {
  color: var(--aurora-green);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.78rem;
  margin-bottom: 10px;
}

.section-eyebrow--light { color: var(--aurora-green-light); }

/* CONTENIDO / MODULOS */
.contenido {
  padding: 72px 0;
}

.contenido h2 {
  font-size: 1.8rem;
  margin-bottom: 36px;
}

.modulos {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}

.modulo {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 26px;
}

.modulo-num {
  display: inline-block;
  font-family: "Fraunces", serif;
  font-weight: 600;
  color: var(--aurora-violet);
  font-size: 0.85rem;
  margin-bottom: 10px;
}

.modulo h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.modulo p {
  color: var(--ink-dim);
  font-size: 0.96rem;
}

.modulo-destacado {
  grid-column: span 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  column-gap: 26px;
}

.modulo-destacado h3,
.modulo-destacado p:not(.photo-slot *) {
  grid-column: 1;
}

.modulo-destacado .photo-slot {
  grid-column: 2;
  grid-row: 1 / 4;
  margin-top: 0;
  align-self: stretch;
}

.modulo-bonus {
  grid-column: 1 / -1;
  background: linear-gradient(120deg, rgba(47, 211, 152, 0.07), rgba(111, 94, 234, 0.07));
}

/* AUTENTICIDAD */
.autenticidad {
  padding: 72px 0;
  background: var(--bg-soft);
}

.autenticidad-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 48px;
  align-items: center;
}

.autenticidad-copy h2 {
  font-size: 1.6rem;
  margin: 12px 0 18px;
}

.autenticidad-copy p {
  color: var(--ink-dim);
  font-size: 1.02rem;
}

/* PRECIO */
.precio {
  padding: 76px 0;
  background: var(--navy);
  background-image: radial-gradient(ellipse at 20% 0%, rgba(47, 211, 152, 0.16), transparent 55%),
                     radial-gradient(ellipse at 90% 100%, rgba(111, 94, 234, 0.18), transparent 55%);
  color: #f3f4f8;
  text-align: center;
}

.precio-box h2 {
  font-size: 2.1rem;
  margin-bottom: 10px;
  color: #ffffff;
}

.precio-box > p {
  color: #b7bdcc;
  margin-bottom: 26px;
}

.btn-comprar {
  margin-bottom: 22px;
}

.disclaimer {
  max-width: 480px;
  margin: 0 auto;
  font-size: 0.85rem;
  color: #8891a6;
}

/* FAQ */
.faq {
  padding: 72px 0;
}

.faq h2 {
  font-size: 1.7rem;
  margin-bottom: 28px;
}

details {
  border-bottom: 1px solid var(--border);
  padding: 18px 0;
}

summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  list-style: none;
}

summary::-webkit-details-marker { display: none; }

summary::after {
  content: "+";
  float: right;
  color: var(--aurora-green);
  font-weight: 700;
}

details[open] summary::after { content: "–"; }

details p {
  color: var(--ink-dim);
  margin-top: 12px;
  font-size: 0.96rem;
}

/* FOOTER */
.footer {
  padding: 36px 0;
  text-align: center;
  color: var(--ink-dim);
  font-size: 0.82rem;
  border-top: 1px solid var(--border);
}

.footer-links {
  margin-top: 8px;
}

.footer-links a {
  color: var(--ink-dim);
  text-decoration: underline;
}

/* LEGAL PAGES */
.legal {
  padding: 56px 0 80px;
  max-width: 760px;
}

.legal h1 {
  font-size: 1.9rem;
  margin-bottom: 8px;
}

.legal .legal-updated {
  color: var(--ink-dim);
  font-size: 0.85rem;
  margin-bottom: 36px;
}

.legal h2 {
  font-size: 1.25rem;
  margin: 36px 0 12px;
}

.legal h3 {
  font-size: 1.05rem;
  margin: 20px 0 8px;
}

.legal p, .legal li {
  color: var(--ink-dim);
  font-size: 0.97rem;
  margin-bottom: 10px;
}

.legal ul, .legal ol {
  padding-left: 22px;
  margin-bottom: 14px;
}

.legal a { color: var(--aurora-green); }

.legal .placeholder {
  background: #fff3cd;
  color: #7a5b00;
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 600;
}

.legal .back-link {
  display: inline-block;
  margin-bottom: 28px;
  font-size: 0.9rem;
  color: var(--ink-dim);
  text-decoration: none;
}

/* RESPONSIVE */
@media (max-width: 760px) {
  .hero { padding: 40px 0 56px; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero h1 { font-size: 1.7rem; }
  .subhead { max-width: none; }
  .modulos { grid-template-columns: 1fr; }
  .modulo-destacado { grid-column: 1; grid-template-columns: 1fr; }
  .modulo-destacado .photo-slot { grid-column: 1; grid-row: auto; margin-top: 18px; aspect-ratio: 16/9; }
  .autenticidad-grid { grid-template-columns: 1fr; }
  .precio-box h2 { font-size: 1.6rem; }
  .nav-inner { padding: 14px 20px; }
  .btn-small { font-size: 0.78rem; padding: 8px 14px; flex-shrink: 0; }
}

@media (max-width: 420px) {
  .logo { font-size: 0.9rem; }
  .btn-small { font-size: 0.7rem; padding: 7px 11px; }
}