/* ═══════════════════════════════════════════════════
   SOMBRERERO NÁUFRAGO — Dark Cinematic Design
   Palette: Noche #0A1628 · Titicaca #1B3A5C · Cielo #4A90B8
            Arena #C4A35A · Libro Rojo #D4432A · Crema #F5F0E8
   ═══════════════════════════════════════════════════ */

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

:root {
  --noche: #0A1628;
  --titicaca: #1B3A5C;
  --cielo: #4A90B8;
  --arena: #C4A35A;
  --rojo: #D4432A;
  --crema: #F5F0E8;
  --crema-soft: rgba(245,240,232,0.7);
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--noche);
  color: var(--crema);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--arena); text-decoration: none; transition: color 0.3s; }
a:hover { color: var(--cielo); }

/* ─── UTILITIES ─────────────────────────────── */
.section-tag {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--arena);
  display: block;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 600;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  color: var(--crema);
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
  padding: 0 1.5rem;
}

.btn-primary {
  display: inline-block;
  padding: 0.9rem 2.2rem;
  background: var(--rojo);
  color: #fff;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: none;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.4s ease;
}

.btn-primary:hover {
  background: #b8351f;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(212,67,42,0.35);
}

/* ─── ANIMATIONS ────────────────────────────── */
[data-animate] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── NAV ───────────────────────────────────── */
#main-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1.2rem 2rem;
  transition: all 0.4s ease;
}
#main-nav.scrolled {
  background: rgba(10,22,40,0.95);
  backdrop-filter: blur(12px);
  padding: 0.8rem 2rem;
  box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--crema) !important;
  letter-spacing: 2px;
}
.nav-links {
  list-style: none;
  display: flex;
  gap: 2rem;
  align-items: center;
}
.nav-links a {
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--crema-soft);
}
.nav-links a:hover { color: var(--arena); }
.nav-cta {
  background: var(--rojo) !important;
  color: #fff !important;
  padding: 0.5rem 1.2rem;
  border-radius: 2px;
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--crema);
  transition: 0.3s;
}

/* ─── HERO ──────────────────────────────────── */
#hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
}
.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10,22,40,0.3) 0%,
    rgba(10,22,40,0.6) 50%,
    rgba(10,22,40,0.95) 100%
  );
}
.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 2rem;
  animation: heroFadeIn 1.5s ease forwards;
}
@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.hero-eyebrow {
  font-family: var(--font-body);
  font-size: 0.8rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--arena);
  margin-bottom: 1.5rem;
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 9vw, 7rem);
  font-weight: 700;
  line-height: 1;
  margin-bottom: 1.5rem;
  color: var(--crema);
}
.hero-title span {
  font-style: italic;
  color: var(--arena);
}
.hero-subtitle {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--crema-soft);
  max-width: 550px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  text-align: center;
  animation: scrollBounce 2s infinite;
}
.scroll-indicator span {
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--crema-soft);
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--arena), transparent);
  margin: 0.5rem auto 0;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ─── MUNDO ─────────────────────────────────── */
#mundo {
  padding: 8rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}
.mundo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.mundo-card {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
}
.mundo-card--tall { grid-row: span 2; }
.mundo-card--wide { grid-column: span 2; }
.mundo-img-wrap {
  width: 100%;
  height: 100%;
  min-height: 300px;
  overflow: hidden;
}
.mundo-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}
.mundo-card:hover .mundo-img-wrap img {
  transform: scale(1.05);
}
.mundo-quote {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem 1.5rem;
  background: linear-gradient(transparent, rgba(10,22,40,0.9));
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-style: italic;
  color: var(--crema);
  line-height: 1.6;
  border: none;
}

/* ─── LIBRO ─────────────────────────────────── */
#libro {
  padding: 8rem 2rem;
  background: linear-gradient(135deg, var(--noche) 0%, #0e1f38 100%);
}
.libro-layout {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: center;
}
.libro-visual { display: flex; justify-content: center; }
.libro-mockup { position: relative; perspective: 800px; }
.libro-cover {
  width: 260px;
  height: 380px;
  background: linear-gradient(135deg, var(--rojo) 0%, #9a2818 100%);
  border-radius: 2px 8px 8px 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 8px 8px 30px rgba(0,0,0,0.5), inset 0 0 60px rgba(0,0,0,0.15);
  transform: rotateY(-8deg);
  transition: transform 0.6s ease;
}
.libro-cover:hover { transform: rotateY(0deg); }
.libro-cover-inner {
  text-align: center;
  padding: 2rem;
}
.libro-cover-tag {
  font-size: 0.65rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  display: block;
  margin-bottom: 2rem;
}
.libro-cover-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 1.5rem;
  line-height: 1.3;
}
.libro-cover-author {
  font-size: 0.8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
}
.libro-spine {
  position: absolute;
  left: -12px;
  top: 0;
  width: 12px;
  height: 100%;
  background: linear-gradient(to right, #7a1e12, var(--rojo));
  border-radius: 2px 0 0 2px;
  transform: rotateY(-90deg);
  transform-origin: right center;
}
.libro-shadow {
  position: absolute;
  bottom: -20px;
  left: 10%;
  width: 80%;
  height: 20px;
  background: radial-gradient(ellipse, rgba(0,0,0,0.4) 0%, transparent 70%);
}
.libro-desc {
  color: var(--crema-soft);
  margin-bottom: 1.2rem;
  font-size: 1rem;
}
.libro-details {
  list-style: none;
  margin: 2rem 0;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(245,240,232,0.1);
  border-bottom: 1px solid rgba(245,240,232,0.1);
}
.libro-details li {
  font-size: 0.9rem;
  color: var(--crema-soft);
  margin-bottom: 0.5rem;
}
.libro-details strong { color: var(--arena); }
.libro-price-wrap {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}
.libro-price {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--crema);
}

/* ─── FRAGMENTOS ────────────────────────────── */
#fragmentos {
  padding: 8rem 2rem;
  max-width: 800px;
  margin: 0 auto;
}
.fragmentos-carousel {
  position: relative;
  min-height: 280px;
  overflow: hidden;
}
.fragmento-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.6s ease;
  display: flex;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  padding: 2rem;
}
.fragmento-slide.active {
  opacity: 1;
  transform: translateX(0);
  position: relative;
}
.fragmento-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: rgba(196,163,90,0.2);
  margin-bottom: 1rem;
}
.fragmento-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--arena);
  margin-bottom: 1.5rem;
}
.fragmento-text {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--crema-soft);
  line-height: 2;
}
.fragmentos-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
}
.frag-prev, .frag-next {
  background: none;
  border: 1px solid rgba(245,240,232,0.2);
  color: var(--crema);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.1rem;
  transition: all 0.3s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.frag-prev:hover, .frag-next:hover {
  border-color: var(--arena);
  color: var(--arena);
}
.frag-dots { display: flex; gap: 8px; }
.frag-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(245,240,232,0.2);
  cursor: pointer;
  transition: all 0.3s;
}
.frag-dot.active {
  background: var(--arena);
  transform: scale(1.3);
}

/* ─── PARALLAX STRIP ────────────────────────── */
#galeria-parallax {
  position: relative;
  height: 50vh;
  min-height: 350px;
  overflow: hidden;
}
.parallax-strip {
  position: relative;
  width: 100%;
  height: 100%;
}
.parallax-strip img {
  width: 100%;
  height: 130%;
  object-fit: cover;
  object-position: center;
  position: absolute;
  top: -15%;
}
.parallax-overlay {
  position: absolute;
  inset: 0;
  background: rgba(10,22,40,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
}
.parallax-quote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 3rem);
  font-style: italic;
  color: var(--crema);
  text-align: center;
  padding: 0 2rem;
}

/* ─── ARTISTA ───────────────────────────────── */
#artista {
  padding: 8rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}
.artista-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: center;
}
.artista-photo {
  overflow: hidden;
  border-radius: 4px;
}
.artista-photo img {
  width: 100%;
  height: 500px;
  object-fit: cover;
  transition: transform 0.8s ease;
}
.artista-photo:hover img { transform: scale(1.03); }
.artista-bio p {
  color: var(--crema-soft);
  margin-bottom: 1.2rem;
  font-size: 1.05rem;
}
.artista-social {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
}
.social-link {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(245,240,232,0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: all 0.3s;
}
.social-link:hover {
  border-color: var(--arena);
  background: rgba(196,163,90,0.1);
}

/* ─── COMPRAR ───────────────────────────────── */
#comprar {
  padding: 8rem 2rem;
  background: linear-gradient(135deg, #0e1f38 0%, var(--noche) 100%);
}
.comprar-container { max-width: 600px; margin: 0 auto; text-align: center; }
.comprar-desc {
  color: var(--crema-soft);
  font-size: 1.05rem;
  margin-bottom: 3rem;
}
.comprar-card {
  background: rgba(245,240,232,0.03);
  border: 1px solid rgba(245,240,232,0.08);
  border-radius: 8px;
  padding: 3rem 2.5rem;
  text-align: center;
}
.comprar-card-header h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--crema);
  margin-bottom: 0.3rem;
}
.comprar-edition {
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--arena);
}
.comprar-card-price {
  margin: 2rem 0;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.5rem;
}
.price-amount {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--crema);
}
.price-currency {
  font-size: 1rem;
  color: var(--crema-soft);
}
.comprar-features {
  list-style: none;
  text-align: left;
  margin: 2rem 0;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(245,240,232,0.08);
  border-bottom: 1px solid rgba(245,240,232,0.08);
}
.comprar-features li {
  padding: 0.5rem 0;
  font-size: 0.95rem;
  color: var(--crema-soft);
}
.btn-comprar {
  width: 100%;
  padding: 1.1rem;
  font-size: 1rem;
  margin-top: 1.5rem;
}
.comprar-note {
  font-size: 0.8rem;
  color: rgba(245,240,232,0.4);
  margin-top: 1rem;
}

/* ─── NEWSLETTER ────────────────────────────── */
#newsletter {
  padding: 6rem 2rem;
  text-align: center;
  border-top: 1px solid rgba(245,240,232,0.06);
}
.newsletter-inner { max-width: 500px; margin: 0 auto; }
.newsletter-title {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: 0.8rem;
}
.newsletter-desc {
  color: var(--crema-soft);
  margin-bottom: 2rem;
  font-size: 0.95rem;
}
.newsletter-form {
  display: flex;
  gap: 0.5rem;
}
.newsletter-form input {
  flex: 1;
  padding: 0.9rem 1.2rem;
  background: rgba(245,240,232,0.05);
  border: 1px solid rgba(245,240,232,0.15);
  border-radius: 2px;
  color: var(--crema);
  font-family: var(--font-body);
  font-size: 0.9rem;
}
.newsletter-form input:focus {
  outline: none;
  border-color: var(--arena);
}
.newsletter-form input::placeholder { color: rgba(245,240,232,0.3); }

/* ─── FOOTER ────────────────────────────────── */
#footer {
  padding: 4rem 2rem 2rem;
  border-top: 1px solid rgba(245,240,232,0.06);
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}
.footer-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--crema);
}
.footer-brand p {
  font-size: 0.8rem;
  color: rgba(245,240,232,0.4);
  margin-top: 0.5rem;
}
.footer-links {
  display: flex;
  gap: 2rem;
}
.footer-links a {
  font-size: 0.8rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--crema-soft);
}
.footer-contact a {
  font-size: 0.85rem;
  color: var(--crema-soft);
}

/* ─── RESPONSIVE ────────────────────────────── */
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: rgba(10,22,40,0.98);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    text-align: center;
  }
  .nav-links.open { display: flex; }
  .mundo-grid { grid-template-columns: 1fr; }
  .mundo-card--tall { grid-row: auto; }
  .mundo-card--wide { grid-column: auto; }
  .libro-layout { grid-template-columns: 1fr; gap: 3rem; text-align: center; }
  .libro-price-wrap { justify-content: center; }
  .artista-layout { grid-template-columns: 1fr; gap: 3rem; text-align: center; }
  .artista-photo img { height: 350px; }
  .newsletter-form { flex-direction: column; }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
  .hero-title { font-size: clamp(2.5rem, 12vw, 4.5rem); }
}