/* ═══════════════════════════════════════════════════════════════
   BASE · reset + tipografía + utilities + sense-of-luxury silencioso
   ═══════════════════════════════════════════════════════════════ */

/* No Google Fonts · Helvetica system stack (zero network · instant load) */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-weight: 300;
  font-size: var(--t-base);
  line-height: 1.6;
  color: var(--texto);
  background: var(--cal);
  overflow-x: hidden;
  min-height: 100vh;
}

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 0;
}

::selection {
  background: var(--terracota);
  color: var(--crema);
}

/* ───────── Typography utilities ───────── */
.serif { font-family: var(--font-serif); }
.sans  { font-family: var(--font-sans); }

/* CANON v5 · NUNCA italic con Helvetica · usar weight para énfasis */
i, em, .italic {
  font-style: normal;
  font-weight: 500;
  color: var(--terracota);
}

.caps {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: var(--t-xs);
  letter-spacing: 0.32em;
  text-transform: uppercase;
}
.caps-sm {
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: var(--t-2xs);
  letter-spacing: 0.28em;
  text-transform: uppercase;
}
.eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: var(--t-xs);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--terracota);
}

.t-display {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: var(--t-4xl);
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--texto);
  text-wrap: balance;
}
.t-display em { font-weight: 500; font-style: normal; }

/* ───────── Cinematic media treatment ───────── */
.cine {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.04) saturate(1.05);
  image-rendering: -webkit-optimize-contrast;
}
.media {
  position: relative;
  overflow: hidden;
  background: #1a1612;
}
.media::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0.45 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='0.55'/></svg>");
  opacity: 0.16;
  mix-blend-mode: normal;
}

/* ───────── Reveal on scroll (IntersectionObserver-driven · predictable) ───────── */
.rv {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 1.1s var(--ease-out), transform 1.1s var(--ease-out);
  will-change: opacity, transform;
}
.rv.in {
  opacity: 1;
  transform: none;
}
/* Sin JS · si el browser no ejecuta JS o reduced-motion, mostrar igual */
html:not(.is-ready) .rv,
html.no-js .rv {
  opacity: 1;
  transform: none;
  transition: none;
}

/* Parallax sutil · activado con clase via JS si el viewport lo soporta */

/* ───────── Buttons ───────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 28px;
  background: var(--terracota);
  color: var(--crema);
  font-size: var(--t-xs);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  font-weight: 500;
  border-radius: 999px;
  transition: background var(--d-fast) var(--ease-out),
              transform var(--d-fast) var(--ease-out);
  will-change: transform;
}
.btn-primary:hover {
  background: var(--terracota-d);
  transform: translateY(-1px);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 24px;
  color: var(--crema);
  font-size: var(--t-xs);
  letter-spacing: 0.32em;
  text-transform: uppercase;
  border: 1px solid rgba(243, 235, 221, 0.4);
  border-radius: 999px;
  transition: border-color var(--d-fast) var(--ease-out),
              letter-spacing var(--d-base) var(--ease-out);
}
.btn-ghost:hover {
  border-color: var(--crema);
  letter-spacing: 0.36em;
}

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: var(--t-xs);
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--terracota);
  padding-bottom: 6px;
  border-bottom: 1px solid currentColor;
  transition: letter-spacing var(--d-base) var(--ease-out);
}
.btn-link:hover { letter-spacing: 0.34em; }

/* Magnetic CTA · clase aplicada por JS */
[data-magnetic] {
  transition: transform 0.4s var(--ease-out);
  will-change: transform;
}

/* ───────── Container + sections ───────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}
.container-narrow {
  max-width: var(--max-narrow);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}

section {
  position: relative;
  padding: var(--gap-y) 0;
}

/* ───────── Whisper rules ───────── */
.whisper {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: var(--t-xl);
  line-height: 1.4;
  letter-spacing: -0.01em;
  color: var(--taupe);
  text-wrap: balance;
}

/* ───────── Accessibility ───────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .rv { opacity: 1; transform: none; }
}

@media (prefers-color-scheme: dark) {
  /* Sitio mantiene su look luxury con paleta canon · no auto-dark */
}

/* ───────── Focus states (accesibilidad) ───────── */
:focus-visible {
  outline: 2px solid var(--terracota);
  outline-offset: 4px;
  border-radius: 2px;
}