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

:root {
  --cream: #f5f0e8;
  --ink: #1a1a1a;
  --red: #c0392b;
  --warm-gray: #888;
  --card-bg: #fff;
}

body {
  background: var(--cream);
  color: var(--ink);
  font-family: 'Georgia', serif;
  line-height: 1.6;
}

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

/* HEADER */
header {
  padding: 2rem 1.5rem 1.5rem;
  text-align: center;
  border-bottom: 2px solid var(--ink);
}

header img.logo {
  max-width: 280px;
  width: 100%;
}

/* MAIN */
main {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

/* HERO */
.hero {
  padding: 3.5rem 0 2.5rem;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.15;
  margin-bottom: 1.2rem;
}

.hero h1 em {
  font-style: italic;
  color: var(--red);
}

.hero p {
  font-size: 1.15rem;
  max-width: 560px;
  margin: 0 auto 1rem;
  color: #333;
}

/* SECTION TITLES */
.section-title {
  font-size: 0.8rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--warm-gray);
  margin-bottom: 1.5rem;
  padding-top: 3rem;
  border-top: 1px solid #ddd;
}

/* DESIGNS GRID */
.designs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 2rem;
  margin-bottom: 1rem;
}

.design-card {
  background: var(--card-bg);
  border: 1px solid #ddd;
  border-radius: 4px;
  overflow: hidden;
  text-align: center;
  display: flex;
  flex-direction: column;
}

/* GALLERY SLIDER */
.gallery-container {
  position: relative;
  display: flex;
  flex-direction: column;
}

.image-gallery {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  background: #fafafa;
  border-bottom: 1px solid #eee;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: #ddd transparent;
}

.image-gallery::-webkit-scrollbar { height: 4px; }
.image-gallery::-webkit-scrollbar-thumb { background: #ddd; border-radius: 10px; }
.image-gallery::-webkit-scrollbar-track { background: transparent; }

/* NAV OVERLAYS */
.nav-zone {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 25%;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s;
  color: var(--ink);
  font-size: 2rem;
  background: rgba(255,255,255,0);
  border: none;
}

.nav-zone:hover { opacity: 0.4; }
.nav-zone.left { left: 0; padding-right: 2rem; }
.nav-zone.right { right: 0; padding-left: 2rem; }

.image-gallery img {
  width: 100%;
  flex-shrink: 0;
  scroll-snap-align: start;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  padding: 1rem;
}

.design-card .card-body {
  padding: 1.2rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.nav-zone.hidden {
  display: none !important;
}

.design-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
  font-weight: bold;
}

.design-card p {
  font-size: 0.95rem;
  color: var(--warm-gray);
  margin-bottom: 0.8rem;
}

.product-type {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--red);
  font-weight: bold;
  margin-bottom: 0.4rem;
  font-family: sans-serif;
}

.card-body .price {
  font-size: 1.1rem;
  font-weight: bold;
  color: var(--ink);
  margin-top: 0.5rem;
  font-family: sans-serif;
}

.buy-button {
  display: inline-block;
  background: var(--red);
  color: #fff;
  font-family: sans-serif;
  font-size: 0.85rem;
  font-weight: bold;
  padding: 0.6rem 1.4rem;
  border-radius: 4px;
  margin-top: 1.2rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: background 0.2s;
}

.buy-button:hover { background: #a93226; }

.card-body .secure-checkout {
  font-family: sans-serif;
  font-size: 0.65rem;
  color: var(--warm-gray);
  margin-top: 0.6rem;
  opacity: 0.7;
}

/* CTA BLOCK */
.cta-block {
  background: var(--ink);
  color: var(--cream);
  border-radius: 6px;
  padding: 2.5rem 2rem;
  text-align: center;
  margin-top: 3rem;
}

.cta-block h2 {
  font-size: 1.6rem;
  margin-bottom: 0.8rem;
}

.cta-block p {
  font-size: 1rem;
  margin-bottom: 1.5rem;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  opacity: 0.85;
}

.btn-whatsapp {
  display: inline-block;
  background: #25d366;
  color: #fff;
  font-family: sans-serif;
  font-size: 0.95rem;
  font-weight: bold;
  padding: 0.75rem 1.75rem;
  border-radius: 50px;
  letter-spacing: 0.02em;
}

.btn-whatsapp:hover { background: #1da851; }

/* FOOTER */
footer {
  text-align: center;
  padding: 2rem 1.5rem;
  font-family: sans-serif;
  font-size: 0.85rem;
  color: var(--warm-gray);
  border-top: 1px solid #ddd;
}

footer .copyright {
  margin-top: 0.5rem;
}

footer a {
  color: var(--ink);
  font-weight: bold;
}

footer a:hover { color: var(--red); }