*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: 0.01em;
  margin: 0 0 var(--space-2);
  text-transform: uppercase;
}

p { margin: 0 0 var(--space-2); }
a { color: var(--rose-soft); }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

a:focus-visible, button:focus-visible, .btn:focus-visible {
  outline: 2px solid var(--rose-soft);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-3);
}

.eyebrow {
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--ember);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.72rem;
  margin: 0 0 var(--space-2);
}

/* ===== Fondo: degradado de atardecer fijo (capa base de todo el sitio) ===== */
.bg-ambient {
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background:
    radial-gradient(120% 90% at 78% 8%, rgba(255, 154, 92, 0.35), transparent 55%),
    radial-gradient(100% 80% at 20% 0%, rgba(255, 77, 109, 0.25), transparent 60%),
    linear-gradient(160deg,
      var(--grad-1) 0%, var(--grad-2) 30%, var(--grad-3) 58%,
      var(--grad-4) 80%, var(--grad-5) 100%);
}
/* Grano sutil para que el degradado no se "bandee" en pantallas grandes */
.bg-ambient::after {
  content: "";
  position: absolute; inset: 0;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ===== Header ===== */
.site-header {
  position: sticky; top: 0; z-index: 30;
  height: var(--header-h);
  display: flex; align-items: center;
  background: rgba(22, 7, 15, 0.55);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.site-header__brand {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-display); font-weight: 600; font-size: 1.15rem;
  text-transform: uppercase; letter-spacing: 0.04em;
  color: var(--text); text-decoration: none;
}
.site-header__brand img { height: 38px; width: auto; }
.site-header__brand small {
  display: block; font-family: var(--font-body); font-weight: 500;
  font-size: 0.62rem; letter-spacing: 0.24em; color: var(--text-mute);
  text-transform: uppercase; margin-top: 2px;
}

/* ===== Botones ===== */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 26px; border-radius: 999px;
  font-family: var(--font-body); font-weight: 600; font-size: 0.92rem;
  text-decoration: none; border: 1px solid transparent; cursor: pointer;
  transition: background 0.22s ease, border-color 0.22s ease, transform 0.16s ease, box-shadow 0.22s ease;
}
.btn--primary {
  background: linear-gradient(120deg, var(--rose), var(--ember));
  color: #2a0511; box-shadow: var(--shadow-warm);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 28px 70px -26px rgba(255, 77, 109, 0.8); }
.btn--ghost { background: rgba(255, 236, 235, 0.04); border-color: var(--border); color: var(--text); }
.btn--ghost:hover { border-color: var(--rose-soft); color: var(--rose-soft); transform: translateY(-1px); }

/* ===== Reveal al hacer scroll ===== */
.reveal { opacity: 0; transform: translateY(26px); }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* ===== Footer ===== */
.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-5) 0 var(--space-4);
  color: var(--text-mute);
  font-size: 0.88rem;
  position: relative;
  background: rgba(22, 7, 15, 0.45);
}
.site-footer .container { display: flex; flex-wrap: wrap; gap: var(--space-3); justify-content: space-between; align-items: center; }
.site-footer a { color: var(--rose-soft); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }

/* ===== Aviso "reducir movimiento" ===== */
.reduced-motion-notice {
  position: fixed; left: 50%; bottom: var(--space-2);
  transform: translateX(-50%); z-index: 40;
  display: flex; align-items: center; gap: var(--space-2);
  max-width: min(92vw, 520px);
  padding: 10px 12px 10px 16px;
  background: var(--glass); color: var(--text);
  border: 1px solid var(--border); border-left: 3px solid var(--ember);
  border-radius: var(--radius); font-size: 0.85rem; line-height: 1.4;
  backdrop-filter: blur(10px);
  box-shadow: 0 12px 30px -14px rgba(0, 0, 0, 0.6);
}
.reduced-motion-notice strong { color: var(--ember); font-weight: 600; }
.reduced-motion-notice button {
  flex-shrink: 0; width: 26px; height: 26px;
  display: inline-flex; align-items: center; justify-content: center;
  background: none; border: none; border-radius: 6px;
  color: var(--text-mute); font-size: 1.3rem; line-height: 1; cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease;
}
.reduced-motion-notice button:hover { background: rgba(255, 236, 235, 0.08); color: var(--text); }