/* Fundido Studio — sistema Silencio
   Paleta cerrada: #ffffff (canvas), #000000 (tinta), #dbdad9 (papel), #808080 (regla secundaria).
   Sin sombras, sin blur, sin color adicional. Única gradación permitida: #dbdad9 → #ffffff vertical. */

@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100;
  font-display: swap;
  src: url("assets/fonts/inter-latin-100-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("assets/fonts/inter-latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url("assets/fonts/inter-latin-700-normal.woff2") format("woff2");
}
@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("assets/fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
}

:root {
  --ink: #000000;
  --paper: #dbdad9;
  --graphite: #808080;
  --canvas: #ffffff;

  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --text-body: 16px;
  --text-subheading: 22px;
  --text-heading-sm: 39px;
  --text-heading: 58px;
  --text-display: 141px;

  --s-7: 7px;
  --s-14: 14px;
  --s-22: 22px;
  --s-29: 29px;
  --s-43: 43px;
  --s-72: 72px;
  --s-144: 144px;

  --radius-card: 7.2px;
  --radius-pill: 129.6px;
  --page-max: 1440px;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--canvas);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: var(--text-body);
  font-weight: 400;
  line-height: 1.4;
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--ink); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 2px; text-decoration-thickness: 1px; }

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--canvas);
  border: 1px solid var(--ink);
  padding: var(--s-7) var(--s-14);
  z-index: 10;
}
.skip-link:focus { left: var(--s-14); top: var(--s-14); }

/* ---- Tipos ---- */

.museum-label {
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.2;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.micro {
  font-size: 9px;
  line-height: 1.2;
  max-width: 480px;
}

.statement {
  font-size: var(--text-subheading);
  font-weight: 400;
  line-height: 1.1;
  max-width: 640px;
}

h1 {
  font-size: clamp(44px, 9.5vw, var(--text-display));
  font-weight: 100;
  line-height: 0.9;
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(32px, 4.5vw, var(--text-heading));
  font-weight: 100;
  line-height: 0.9;
}

h3 {
  font-size: var(--text-subheading);
  font-weight: 400;
  line-height: 1.1;
}

/* ---- Nav ---- */

.site-nav {
  border-bottom: 1px solid var(--ink);
  background: var(--canvas);
}

.nav-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: var(--s-22) var(--s-29);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--s-29);
  flex-wrap: wrap;
}

.wordmark {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
}

.nav-links {
  display: flex;
  gap: var(--s-29);
  flex-wrap: wrap;
}

.nav-links a { font-size: 12px; }

/* ---- Layout común ---- */

main { display: block; }

.section,
.hero,
.closing {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: var(--s-144) var(--s-29);
}

.hairline {
  border: 0;
  border-top: 1px solid var(--ink);
  max-width: var(--page-max);
  margin: 0 auto;
}

/* ---- Hero ---- */

.hero {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-43);
}

.hero .statement { margin: 0 auto; }

.hero-actions { display: flex; gap: var(--s-14); justify-content: center; }

.pill {
  display: inline-block;
  border: 1px solid var(--ink);
  border-radius: var(--radius-pill);
  padding: var(--s-14) var(--s-29);
  font-size: 12px;
  background: transparent;
  transition: background-color 160ms ease-out;
}
.pill:hover {
  text-decoration: none;
  background: var(--paper);
}

/* ---- Secciones ---- */

.section {
  display: flex;
  flex-direction: column;
  gap: var(--s-43);
}

/* ---- Transformación ---- */

.transform { align-items: center; text-align: center; }
.transform .statement { margin: 0 auto; }

.compare {
  display: flex;
  gap: var(--s-43);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--s-29);
}

.compare figure {
  display: flex;
  flex-direction: column;
  gap: var(--s-14);
  flex: 0 1 380px;
  min-width: 240px;
}

.compare img { width: 100%; }

.quote {
  font-weight: 100;
  font-size: clamp(24px, 3vw, var(--text-heading-sm));
  line-height: 1;
}

.transform .micro { margin: 0 auto; }

/* ---- Método ---- */

.method-list {
  list-style: none;
  border-top: 1px solid var(--ink);
  max-width: 900px;
  width: 100%;
}

.method-list li {
  display: flex;
  gap: var(--s-43);
  padding: var(--s-43) 0;
  border-bottom: 1px solid var(--graphite);
}
.method-list li:last-child { border-bottom: 1px solid var(--ink); }

.method-num {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  padding-top: var(--s-7);
  min-width: 32px;
}

.method-list h3 { margin-bottom: var(--s-7); }
.method-list p { max-width: 560px; }

.paper-card {
  background: var(--paper);
  border-radius: var(--radius-card);
  padding: var(--s-29);
  max-width: 640px;
}

/* ---- Brand Lab ---- */

.brandlab { text-align: center; align-items: center; }
.brandlab .statement { margin: 0 auto; }

.atmos-row {
  list-style: none;
  display: flex;
  gap: var(--s-29);
  justify-content: center;
  flex-wrap: wrap;
  margin-top: var(--s-29);
}

.atmos-row li {
  display: flex;
  flex-direction: column;
  gap: var(--s-14);
  flex: 0 1 280px;
  min-width: 200px;
}

.brandlab-actions { margin-top: var(--s-14); }
.brandlab .micro { margin: 0 auto; }

/* ---- Visión ---- */

.vision { text-align: center; align-items: center; }
.vision .statement { margin: 0 auto; }

/* ---- Cierre ---- */

.closing {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-43);
  background: linear-gradient(0deg, var(--paper), var(--canvas));
  max-width: none;
}
.closing .statement { margin: 0 auto; }

/* ---- Footer ---- */

.site-footer { border-top: 1px solid var(--ink); background: var(--canvas); }

.footer-inner {
  max-width: var(--page-max);
  margin: 0 auto;
  padding: var(--s-43) var(--s-29) var(--s-72);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--s-43);
  flex-wrap: wrap;
}

.footer-inner p { margin-top: var(--s-7); }

/* ---- Responsive ---- */

@media (max-width: 900px) {
  .section, .hero, .closing { padding-top: var(--s-72); padding-bottom: var(--s-72); }
}

@media (max-width: 680px) {
  .nav-inner { padding: var(--s-14) var(--s-22); }
  .section, .hero, .closing { padding-left: var(--s-22); padding-right: var(--s-22); }
  .method-list li { gap: var(--s-22); }
  .compare { gap: var(--s-29); }
}

/* ---- Movimiento reducido ---- */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .pill { transition: none; }
}