@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400;1,600&family=Outfit:wght@300;400;500;600&display=swap');

:root {
  --negro: #0a0a0a;
  --oscuro: #1c1c1c;
  --medio: #3a3a3a;
  --gris: #767676;
  --claro: #b8b8b8;
  --hueso: #f4f1eb;
  --blanco: #fafaf8;
  --oro: #c9a84c;
  --oro-suave: #e8d5a3;
  --acento: #4a7c6f;
  --acento-claro: #6aad9e;
  --amazon: #ff9900;
  --nav-h: 68px;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: 'Outfit', sans-serif; background: var(--blanco); color: var(--negro); overflow-x: hidden; }

body::before {
  content: ''; position: fixed; inset: 0; z-index: 1000; pointer-events: none; opacity: 0.022;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ── NAV ── */
#site-nav {
  position: fixed; top: 0; width: 100%; z-index: 600;
  height: var(--nav-h); display: flex; align-items: center; justify-content: space-between;
  padding: 0 4rem; transition: background 0.3s, border-color 0.3s;
}
#site-nav.scrolled {
  background: rgba(250,250,248,0.97); backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(10,10,10,0.07);
}
#site-nav.dark.scrolled { background: rgba(10,10,10,0.96); border-bottom: 1px solid rgba(255,255,255,0.06); }
.nav-logo { font-family: 'Cormorant Garamond', serif; font-size: 1.65rem; font-weight: 600; letter-spacing: 0.18em; color: var(--negro); text-decoration: none; }
.nav-logo span { color: var(--oro); }
#site-nav.dark .nav-logo { color: var(--blanco); }
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a { text-decoration: none; color: var(--gris); font-size: 0.78rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; transition: color 0.2s; position: relative; padding-bottom: 3px; }
.nav-links a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 1px; background: var(--oro); transition: width 0.3s; }
.nav-links a:hover, .nav-links a.active { color: var(--negro); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
#site-nav.dark .nav-links a { color: var(--claro); }
#site-nav.dark .nav-links a:hover { color: var(--blanco); }
.nav-cta { background: var(--negro); color: var(--blanco); border: none; padding: 0.55rem 1.4rem; border-radius: 100px; font-family: 'Outfit', sans-serif; font-size: 0.78rem; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer; transition: all 0.2s; text-decoration: none; display: inline-block; }
.nav-cta:hover { background: var(--oscuro); transform: translateY(-1px); }
#site-nav.dark .nav-cta { background: var(--oro); color: var(--negro); }
#site-nav.dark .nav-cta:hover { background: var(--oro-suave); }
.nav-hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.nav-hamburger span { width: 22px; height: 1.5px; background: var(--negro); display: block; transition: all 0.3s; }
#site-nav.dark .nav-hamburger span { background: var(--blanco); }

/* ── MOBILE MENU ── */
.mobile-menu { position: fixed; inset: 0; z-index: 650; background: var(--negro); transform: translateY(-100%); transition: transform 0.4s cubic-bezier(0.77,0,0.175,1); display: flex; flex-direction: column; justify-content: center; padding: 4rem 3rem; }
.mobile-menu.open { transform: translateY(0); }
.mobile-menu-close { position: absolute; top: 1.5rem; right: 1.5rem; background: none; border: none; color: var(--blanco); font-size: 1.5rem; cursor: pointer; }
.mobile-menu nav a { display: block; font-family: 'Cormorant Garamond', serif; font-size: 3rem; font-weight: 300; color: var(--blanco); text-decoration: none; margin-bottom: 1rem; transition: color 0.2s; line-height: 1.1; }
.mobile-menu nav a:hover { color: var(--oro); }

/* ── TOAST ── */
.toast { position: fixed; bottom: 2rem; left: 50%; transform: translateX(-50%) translateY(80px); z-index: 800; background: var(--negro); color: var(--blanco); padding: 0.85rem 1.8rem; border-radius: 100px; font-size: 0.82rem; font-weight: 500; display: flex; align-items: center; gap: 0.6rem; box-shadow: 0 12px 40px rgba(0,0,0,0.2); transition: transform 0.4s cubic-bezier(0.34,1.56,0.64,1), opacity 0.4s; opacity: 0; pointer-events: none; white-space: nowrap; }
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* ── BUTTONS ── */
.btn-primary { background: var(--negro); color: var(--blanco); border: none; padding: 0.9rem 2rem; border-radius: 100px; font-family: 'Outfit', sans-serif; font-size: 0.85rem; font-weight: 500; letter-spacing: 0.06em; cursor: pointer; transition: all 0.2s; text-decoration: none; display: inline-block; }
.btn-primary:hover { background: var(--oscuro); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.15); }
.btn-gold { background: var(--oro); color: var(--negro); border: none; padding: 0.9rem 2rem; border-radius: 100px; font-family: 'Outfit', sans-serif; font-size: 0.85rem; font-weight: 600; letter-spacing: 0.06em; cursor: pointer; transition: all 0.2s; text-decoration: none; display: inline-block; }
.btn-gold:hover { background: var(--oro-suave); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201,168,76,0.3); }
.btn-ghost { background: transparent; color: var(--blanco); border: 1px solid rgba(255,255,255,0.25); padding: 0.9rem 2rem; border-radius: 100px; font-family: 'Outfit', sans-serif; font-size: 0.85rem; font-weight: 400; cursor: pointer; transition: all 0.2s; text-decoration: none; display: inline-block; }
.btn-ghost:hover { border-color: var(--oro); color: var(--oro); }

/* ── BOTÓN AMAZON — el más importante ── */
.btn-amazon {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.8rem;
  background: linear-gradient(135deg, #ffb347, var(--amazon));
  color: var(--negro); border: none; padding: 1rem 2rem; border-radius: 12px;
  font-family: 'Outfit', sans-serif; font-size: 0.95rem; font-weight: 700;
  cursor: pointer; text-decoration: none; transition: all 0.3s;
  position: relative; overflow: hidden; letter-spacing: 0.02em;
}
.btn-amazon::before { content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%; background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent); transition: left 0.5s; }
.btn-amazon:hover::before { left: 100%; }
.btn-amazon:hover { transform: translateY(-2px); box-shadow: 0 12px 32px rgba(255,153,0,0.4); }
.btn-amazon-sm { display: inline-flex; align-items: center; gap: 0.5rem; background: var(--amazon); color: var(--negro); border: none; padding: 0.6rem 1.2rem; border-radius: 8px; font-family: 'Outfit', sans-serif; font-size: 0.78rem; font-weight: 700; cursor: pointer; text-decoration: none; transition: all 0.2s; white-space: nowrap; }
.btn-amazon-sm:hover { background: #e68a00; transform: translateY(-1px); }
.btn-amazon-outline { display: inline-flex; align-items: center; gap: 0.5rem; background: transparent; color: var(--amazon); border: 1.5px solid var(--amazon); padding: 0.85rem 1.8rem; border-radius: 12px; font-family: 'Outfit', sans-serif; font-size: 0.88rem; font-weight: 600; cursor: pointer; text-decoration: none; transition: all 0.2s; }
.btn-amazon-outline:hover { background: var(--amazon); color: var(--negro); }

/* ── UTILS ── */
.s-label { font-size: 0.7rem; font-weight: 500; letter-spacing: 0.2em; text-transform: uppercase; color: var(--oro); display: flex; align-items: center; gap: 0.7rem; margin-bottom: 0.7rem; }
.s-label::before { content: ''; width: 20px; height: 1px; background: var(--oro); }
.s-title { font-family: 'Cormorant Garamond', serif; font-size: clamp(1.8rem,3vw,2.8rem); font-weight: 300; line-height: 1.15; color: var(--negro); }
.s-title em { font-style: italic; color: var(--acento); }
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }
.rd1 { transition-delay: 0.1s; } .rd2 { transition-delay: 0.2s; } .rd3 { transition-delay: 0.3s; }

/* ── AVISO AFILIADO ── */
.affiliate-notice { display: flex; align-items: flex-start; gap: 0.7rem; background: var(--hueso); border-radius: 10px; padding: 0.9rem 1.1rem; font-size: 0.72rem; color: var(--gris); line-height: 1.5; }
.affiliate-notice strong { color: var(--medio); }

/* ── FOOTER ── */
.site-footer { background: var(--negro); padding: 4rem 5rem 0; }
.sf-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 4rem; padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,0.07); }
.sf-logo { font-family: 'Cormorant Garamond', serif; font-size: 1.8rem; font-weight: 600; letter-spacing: 0.15em; color: var(--blanco); margin-bottom: 1rem; }
.sf-logo span { color: var(--oro); }
.sf-desc { font-size: 0.8rem; color: var(--gris); line-height: 1.7; margin-bottom: 1.5rem; }
.sf-social { display: flex; gap: 0.8rem; }
.sf-social a { width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; font-size: 0.85rem; text-decoration: none; transition: all 0.2s; }
.sf-social a:hover { border-color: var(--oro); background: rgba(201,168,76,0.1); }
.sf-col h5 { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--claro); margin-bottom: 1.2rem; padding-bottom: 0.5rem; border-bottom: 1px solid rgba(255,255,255,0.06); }
.sf-col ul { list-style: none; }
.sf-col ul li { margin-bottom: 0.6rem; }
.sf-col ul a { font-size: 0.8rem; color: var(--gris); text-decoration: none; transition: color 0.2s; }
.sf-col ul a:hover { color: var(--oro); }
.sf-bottom { padding: 1.5rem 0; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.5rem; }
.sf-copy { font-size: 0.72rem; color: rgba(255,255,255,0.2); }
.sf-legal { display: flex; gap: 1.5rem; }
.sf-legal a { font-size: 0.7rem; color: rgba(255,255,255,0.2); text-decoration: none; transition: color 0.2s; }
.sf-legal a:hover { color: rgba(255,255,255,0.5); }

@media(max-width:1024px){
  #site-nav { padding: 0 1.5rem; }
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
  .site-footer { padding: 2.5rem 1.5rem 0; }
  .sf-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .sf-bottom { flex-direction: column; text-align: center; padding: 1rem 0; }
}