/* Reset mínimo */
*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  color: #1a1a1a;
  background: #faf9f7;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Accesibilidad */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(250, 249, 247, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(26, 26, 26, 0.08);
}

.header__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav {
  display: flex;
  gap: 1.5rem;
  font-size: 0.9rem;
}

.nav a:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* Hero */
.hero {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 1.25rem 4rem;
  display: grid;
  gap: 2.5rem;
  align-items: center;
}

@media (min-width: 768px) {
  .hero {
    grid-template-columns: 1fr 1fr;
    padding-top: 4rem;
    padding-bottom: 5rem;
  }
}

.hero__tag {
  margin: 0 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #8b6914;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.85rem, 4vw, 2.75rem);
  line-height: 1.15;
  font-weight: 700;
}

.hero__lead {
  margin: 0 0 1.75rem;
  font-size: 1.05rem;
  color: #444;
  max-width: 32ch;
}

.hero__visual {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
}

.hero__circle {
  width: min(280px, 85vw);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(
    circle at 35% 30%,
    #e8e4dc 0%,
    #c4b8a8 45%,
    #2c2419 100%
  );
  box-shadow:
    inset 0 0 0 8px rgba(255, 255, 255, 0.15),
    0 24px 48px rgba(44, 36, 25, 0.35);
}

/* Botones */
.btn {
  display: inline-block;
  padding: 0.65rem 1.35rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 6px;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: inherit;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.btn--primary {
  background: #1a1a1a;
  color: #faf9f7;
}

.btn--primary:hover {
  background: #333;
}

.btn--outline {
  background: transparent;
  color: #1a1a1a;
  border-color: #1a1a1a;
  width: 100%;
  margin-top: 0.5rem;
}

.btn--outline:hover {
  background: #1a1a1a;
  color: #faf9f7;
}

/* Secciones */
.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 1.25rem;
}

.section--alt {
  background: #f0eeea;
  max-width: none;
  padding-left: max(1.25rem, calc((100% - 1100px) / 2 + 1.25rem));
  padding-right: max(1.25rem, calc((100% - 1100px) / 2 + 1.25rem));
}

.section__title {
  margin: 0 0 0.5rem;
  font-size: 1.5rem;
  text-align: center;
}

.section__subtitle {
  margin: 0 0 2rem;
  text-align: center;
  color: #555;
  font-size: 0.95rem;
}

/* Grid de productos */
.grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 600px) {
  .grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  background: #fff;
  border-radius: 10px;
  padding: 1rem;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(0, 0, 0, 0.06);
}

.card__image {
  aspect-ratio: 4 / 3;
  border-radius: 8px;
  margin-bottom: 1rem;
}

.card__image--a {
  background: linear-gradient(145deg, #d4cfc4 0%, #8a8070 100%);
}

.card__image--b {
  background: linear-gradient(145deg, #2a2a2a 0%, #5c5348 100%);
}

.card__image--c {
  background: linear-gradient(145deg, #e8dfd0 0%, #b8a990 100%);
}

.card__title {
  margin: 0 0 0.35rem;
  font-size: 1.1rem;
}

.card__desc {
  margin: 0 0 0.75rem;
  font-size: 0.875rem;
  color: #555;
}

.card__price {
  margin: 0;
  font-weight: 700;
  font-size: 1.05rem;
  color: #1a1a1a;
}

/* Features */
.features {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 640px;
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .features {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
  }
}

.features li {
  text-align: center;
  padding: 1rem;
}

.features strong {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 1rem;
}

.features span {
  font-size: 0.875rem;
  color: #555;
}

/* CTA */
.cta {
  text-align: center;
  padding-bottom: 4rem;
}

.cta__title {
  margin: 0 0 0.5rem;
  font-size: 1.4rem;
}

.cta__text {
  margin: 0 0 1.5rem;
  color: #555;
}

.cta__form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  align-items: center;
  max-width: 420px;
  margin: 0 auto;
}

.cta__input {
  flex: 1 1 200px;
  min-width: 0;
  padding: 0.65rem 1rem;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-family: inherit;
  font-size: 1rem;
}

.cta__input:focus {
  outline: 2px solid #1a1a1a;
  outline-offset: 2px;
}

/* Footer */
.footer {
  padding: 1.5rem 1.25rem;
  text-align: center;
  font-size: 0.85rem;
  color: #666;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
}