/* ══════════════════════════════════════════
   SHARED.CSS — Variables, reset, navbar, footer
   Importado en TODAS las páginas
══════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&family=Space+Mono:ital,wght@0,400;0,700;1,400&display=swap');

/* ── TOKENS ── */
:root {
  --black:       #030305;
  --surface-1:   #0a0a10;
  --surface-2:   #111118;
  --surface-3:   #18181f;
  --border:      rgba(255,255,255,0.07);
  --border-hi:   rgba(255,255,255,0.20);
  --white:       #ffffff;
  --muted:       #5e5e72;
  --muted-2:     #9494a8;
  --gold:        #c8a96e;
  --gold-light:  #e8cc9a;
  --gold-dark:   #8a6b3a;

  --font-display: 'Bebas Neue', 'Impact', sans-serif;
  --font-body:    'DM Sans', 'Helvetica Neue', sans-serif;
  --font-mono:    'Space Mono', monospace;

  --r-xs:  6px;
  --r-sm:  12px;
  --r-md:  20px;
  --r-lg:  32px;

  --shadow-card: 0 20px 60px rgba(0,0,0,0.8);
  --shadow-glow: 0 0 60px rgba(200,169,110,0.10);

  --t-fast: 0.18s ease;
  --t-med:  0.38s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --t-slow: 0.65s cubic-bezier(0.16, 1, 0.3, 1);

  --nav-h: 68px;
  --max-w: 1240px;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body {
  font-family: var(--font-body);
  background: var(--black);
  color: var(--white);
  overflow-x: hidden;
  cursor: none;
  min-height: 100vh;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; border: none; background: none; cursor: none; }

/* ── NOISE overlay ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.022;
  mix-blend-mode: overlay;
}

/* ── CUSTOM CURSOR ── */
.cursor-dot, .cursor-ring {
  position: fixed;
  pointer-events: none;
  z-index: 9999;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.cursor-dot  { width:5px; height:5px; background:var(--gold); top:0; left:0; }
.cursor-ring {
  width:30px; height:30px;
  border: 1px solid rgba(200,169,110,0.45);
  top:0; left:0;
  transition: width .25s, height .25s, border-color .25s;
}
.cursor-ring.hovered { width:46px; height:46px; border-color:var(--gold); }

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--surface-3); border-radius: 4px; }

/* ══════════════════════════════════════════
   NAVBAR
══════════════════════════════════════════ */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 800;
  height: var(--nav-h);
  transition: background var(--t-med), backdrop-filter var(--t-med), border-color var(--t-med);
  border-bottom: 1px solid transparent;
}
header.scrolled {
  background: rgba(3,3,5,0.90);
  backdrop-filter: blur(22px) saturate(1.5);
  border-bottom-color: var(--border);
}

.nav {
  max-width: var(--max-w);
  margin: 0 auto;
  height: 100%;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  flex-shrink: 0;
}
.logo-img {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(200,169,110,0.35);
  object-fit: cover;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #1a1408, #0a0a10);
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--gold);
}
.logo-img img { width:100%; height:100%; object-fit:cover; border-radius:50%; }
.logo-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.1em;
  background: linear-gradient(130deg, var(--gold-light), var(--gold));
  -webkit-background-clip: text;
  color: transparent;
  background-clip: text;
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 0.1rem;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted-2);
  padding: 0.42rem 0.72rem;
  border-radius: var(--r-xs);
  transition: color var(--t-fast), background var(--t-fast);
  white-space: nowrap;
}
.nav-links a:hover { color: var(--white); background: rgba(255,255,255,0.05); }
.nav-links a.active { color: var(--gold); background: rgba(200,169,110,0.07); }

/* CTA */
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.52rem 1.25rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  color: #000;
  box-shadow: 0 6px 28px rgba(200,169,110,0.28);
  transition: transform var(--t-fast), box-shadow var(--t-fast);
  flex-shrink: 0;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 10px 38px rgba(200,169,110,0.42); }

/* Burger */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-burger span {
  display: block;
  width: 26px;
  height: 1.5px;
  background: var(--white);
  border-radius: 2px;
  transition: transform .3s, opacity .3s, width .3s;
  transform-origin: center;
}
.nav-burger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; width: 0; }
.nav-burger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile drawer */
.mobile-drawer {
  position: fixed;
  inset: 0;
  z-index: 750;
  background: rgba(3,3,5,0.97);
  backdrop-filter: blur(28px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--t-med);
}
.mobile-drawer.open { opacity: 1; pointer-events: all; }
.mobile-drawer a {
  font-family: var(--font-display);
  font-size: clamp(2rem, 7vw, 3.2rem);
  letter-spacing: 0.07em;
  color: var(--muted);
  transition: color var(--t-fast);
}
.mobile-drawer a:hover, .mobile-drawer a.active { color: var(--gold); }
.mobile-drawer-sub {
  position: absolute;
  bottom: 2rem;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}

@media (max-width: 920px) {
  .nav-links { display: none; }
  .nav-cta   { display: none; }
  .nav-burger { display: flex; }
}

/* ══════════════════════════════════════════
   PAGE WRAPPER
══════════════════════════════════════════ */
.page-content {
  padding-top: var(--nav-h);
}
.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 5rem 2rem;
}
.wrap-sm { max-width: 800px; }

/* ── Page hero banner ── */
.page-hero {
  padding: 5rem 2rem 3.5rem;
  max-width: var(--max-w);
  margin: 0 auto;
  border-bottom: 1px solid var(--border);
}
.page-hero .kicker {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.7rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.page-hero .kicker::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--gold);
  opacity: 0.6;
}
.page-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5.5rem);
  line-height: 1;
  letter-spacing: 0.04em;
  margin-bottom: 1rem;
}
.page-hero h1 .gold {
  background: linear-gradient(120deg, var(--gold-light), var(--gold));
  -webkit-background-clip: text;
  color: transparent;
  background-clip: text;
}
.page-hero p {
  color: var(--muted-2);
  font-size: 0.98rem;
  line-height: 1.8;
  max-width: 38rem;
}

/* ── DIVIDER ── */
.divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-hi), transparent);
}

/* ── TYPOGRAPHY UTILS ── */
.kicker { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.26em; text-transform: uppercase; color: var(--gold); }
.display { font-family: var(--font-display); }
.mono    { font-family: var(--font-mono); }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.72rem 1.7rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: transform var(--t-fast), box-shadow var(--t-fast), background var(--t-fast);
}
.btn-gold {
  background: linear-gradient(135deg, var(--gold-light), var(--gold));
  color: #000;
  box-shadow: 0 10px 36px rgba(200,169,110,0.32);
}
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 16px 50px rgba(200,169,110,0.48); }
.btn-outline {
  border: 1px solid var(--border-hi);
  color: var(--white);
}
.btn-outline:hover { background: rgba(255,255,255,0.05); transform: translateY(-2px); }

/* ── CARDS ── */
.card {
  background: linear-gradient(145deg, rgba(255,255,255,0.045), transparent);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 1.6rem 1.8rem;
  position: relative;
  overflow: hidden;
  transition: border-color var(--t-med), transform var(--t-med), box-shadow var(--t-med);
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(200,169,110,0.07), transparent 55%);
  opacity: 0;
  transition: opacity var(--t-med);
  pointer-events: none;
}
.card:hover { border-color: var(--border-hi); transform: translateY(-5px); box-shadow: var(--shadow-card), var(--shadow-glow); }
.card:hover::before { opacity: 1; }
.card-tag { font-family: var(--font-mono); font-size: 0.63rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-bottom: 0.45rem; }
.card h3 { font-family: var(--font-display); font-size: 1.45rem; letter-spacing: 0.04em; margin-bottom: 0.5rem; }
.card p  { color: var(--muted-2); font-size: 0.88rem; line-height: 1.82; }

/* ── GRID UTILS ── */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.4rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.2rem; }

/* ── SCROLL REVEAL ── */
.reveal { opacity:0; transform:translateY(32px); transition: opacity .65s cubic-bezier(0.16,1,0.3,1), transform .65s cubic-bezier(0.16,1,0.3,1); }
.reveal.show { opacity:1; transform:translateY(0); }
.d1 { transition-delay:.08s; }
.d2 { transition-delay:.16s; }
.d3 { transition-delay:.24s; }
.d4 { transition-delay:.32s; }

/* ── SECTION SURFACE ── */
.surface { background: var(--surface-1); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }

/* ══════════════════════════════════════════
   FOOTER
══════════════════════════════════════════ */
footer {
  border-top: 1px solid var(--border);
  margin-top: 5rem;
}
.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 3rem 2rem 2.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2.5rem;
}
.footer-brand .logo-name { font-size: 1.7rem; display: block; margin-bottom: 0.7rem; }
.footer-brand p { color: var(--muted); font-size: 0.82rem; line-height: 1.8; max-width: 22rem; }
.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-col a { font-size: 0.83rem; color: var(--muted); transition: color var(--t-fast); }
.footer-col a:hover { color: var(--white); }
.footer-col a.active { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 1.6rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ── DEV CREDIT CARD ── */
.dev-credit {
  border-top: 1px solid var(--border);
  padding: 1.1rem 2rem;
  display: flex;
  justify-content: flex-end;
}

.dev-card {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.55rem 0.9rem 0.55rem 0.7rem;
  border-radius: var(--r-sm);
  border: 1px solid rgba(255,255,255,0.06);
  background: rgba(255,255,255,0.02);
  transition: border-color var(--t-fast), background var(--t-fast);
  text-decoration: none;
  cursor: none;
}
.dev-card:hover {
  border-color: rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.04);
}

.dev-avatar {
  width: 26px; height: 26px;
  border-radius: 50%;
  background: linear-gradient(135deg, #1a1a2e, #2a2a3e);
  border: 1px solid rgba(255,255,255,0.12);
  overflow: hidden;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display);
  font-size: 0.65rem;
  color: var(--muted-2);
  letter-spacing: 0.04em;
}
.dev-avatar img { width:100%; height:100%; object-fit:cover; }

.dev-info { display: flex; flex-direction: column; gap: 0.05rem; }

.dev-name {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  color: var(--muted-2);
  text-transform: none;
}

.dev-links {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}
.dev-links a {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.1em;
  color: var(--muted);
  text-transform: lowercase;
  transition: color var(--t-fast);
  display: flex;
  align-items: center;
  gap: 0.2rem;
}
.dev-links a:hover { color: var(--white); }
.dev-links .sep { color: var(--muted); opacity: 0.35; font-size: 0.5rem; }

@media (max-width: 600px) {
  .dev-credit { justify-content: center; padding: 1rem 1.2rem; }
}

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .wrap { padding: 3.5rem 1.4rem; }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .wrap { padding: 3rem 1.2rem; }
  .page-hero { padding: 4rem 1.2rem 2.5rem; }
}

/* ══════════════════════════════════════════
   IMAGE SLOTS — Espacios para fotos en páginas
   Historia, Indicaciones, Proceso, Materiales
══════════════════════════════════════════ */

/* ── Page hero con imagen al lado ── */
.page-hero--img {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 5rem 2rem 3.5rem;
  border-bottom: 1px solid var(--border);
}
.page-hero--img .page-hero-copy { /* text stays as-is */ }

.page-hero-img {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--border-hi);
  background: var(--surface-2);
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-card), var(--shadow-glow);
}
.page-hero-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  filter: contrast(1.05) saturate(1.05);
  transition: transform var(--t-slow), filter var(--t-med);
}
.page-hero-img:hover img { transform: scale(1.03); filter: contrast(1.1) saturate(1.1); }

/* ── Era cards image (Historia) ── */
.era-img-wrap {
  position: relative;
  border-radius: var(--r-sm);
  overflow: hidden;
  background: var(--surface-3);
  aspect-ratio: 16/9;
  margin-bottom: 1rem;
  border: 1px solid var(--border);
}
.era-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow);
}
.era-card:hover .era-img-wrap img { transform: scale(1.05); }

/* ── Section image banner (wide strip) ── */
.section-img-banner {
  position: relative;
  border-radius: var(--r-md);
  overflow: hidden;
  background: var(--surface-2);
  border: 1px solid var(--border);
  aspect-ratio: 21/6;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-card);
}
.section-img-banner--wide { aspect-ratio: 21/7; }
.section-img-banner img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  filter: contrast(1.05);
}

/* ── Proceso step image ── */
.step-img-wrap {
  position: relative;
  border-radius: var(--r-sm);
  overflow: hidden;
  background: var(--surface-3);
  aspect-ratio: 16/9;
  margin-bottom: 0.8rem;
  border: 1px solid var(--border);
}
.step-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow);
}
.proceso-step:hover .step-img-wrap img { transform: scale(1.05); }

/* ── Materiales card image ── */
.mat-card-img {
  position: relative;
  border-radius: var(--r-sm);
  overflow: hidden;
  background: var(--surface-3);
  aspect-ratio: 16/7;
  margin-bottom: 0.9rem;
  border: 1px solid var(--border);
}
.mat-card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--t-slow), filter var(--t-med);
}
.mat-card:hover .mat-card-img img { transform: scale(1.04); filter: saturate(1.1); }

/* ── Placeholder label (visible cuando no hay foto) ── */
.img-placeholder-label {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--surface-2);
  border: 2px dashed rgba(200,169,110,0.2);
  border-radius: inherit;
}
/* Mostrar label cuando la imagen falla (onerror añade .img-empty) */
.img-empty .img-placeholder-label { display: flex; }
.img-empty img { display: none; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .page-hero--img {
    grid-template-columns: 1fr;
    gap: 2rem;
    padding-top: 4rem;
  }
  .page-hero-img { aspect-ratio: 16/7; order: -1; }
  .section-img-banner { aspect-ratio: 16/5; }
}
@media (max-width: 600px) {
  .page-hero-img { aspect-ratio: 4/3; }
  .section-img-banner { aspect-ratio: 4/2; }
}