/* =========================================================
   Cudmani.com.ar — hoja de estilos
   ========================================================= */

:root{
  --bg: #000000;
  --bg-soft: #07070a;
  --gold-1: #f6e2a1;
  --gold-2: #d4af37;
  --gold-3: #9c7a1e;
  --ink: #f3ecd9;
  --ink-dim: #b8ad8f;
  --card-bg: linear-gradient(160deg, rgba(255,255,255,0.045), rgba(255,255,255,0.01));
  --card-border: rgba(212,175,55,0.35);
  --shadow-gold: 0 0 40px rgba(212,175,55,0.25);
  --ease: cubic-bezier(.22,.61,.36,1);
  --font-display: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-body: 'Jost', 'Segoe UI', system-ui, sans-serif;
}

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

html{
  scroll-behavior: smooth;
}

body{
  margin: 0;
  min-height: 100svh;
  background: radial-gradient(ellipse at 50% -10%, #141108 0%, var(--bg) 55%) fixed;
  color: var(--ink);
  font-family: var(--font-body);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---------- Skip link (accesibilidad) ---------- */
.skip-link{
  position: absolute;
  left: -999px;
  top: auto;
  background: var(--gold-2);
  color: #000;
  padding: .75rem 1.25rem;
  z-index: 1000;
  border-radius: .3rem;
  font-weight: 600;
}
.skip-link:focus{
  left: 1rem;
  top: 1rem;
}

/* ---------- Loader / cortina de entrada ---------- */
.loader{
  position: fixed;
  inset: 0;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  animation: loaderOut 1.1s var(--ease) 0.65s forwards;
}
.loader__mark{
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 8vw, 5rem);
  color: var(--gold-2);
  letter-spacing: .1em;
  opacity: 0;
  transform: scale(.7);
  animation: markIn .6s var(--ease) .1s forwards, markGlow 1.4s ease-in-out .1s infinite alternate;
}
@keyframes markIn{
  to{ opacity: 1; transform: scale(1); }
}
@keyframes markGlow{
  from{ text-shadow: 0 0 10px rgba(212,175,55,.3); }
  to{ text-shadow: 0 0 30px rgba(212,175,55,.8); }
}
@keyframes loaderOut{
  0%{ opacity: 1; visibility: visible; }
  99%{ opacity: 0; visibility: visible; }
  100%{ opacity: 0; visibility: hidden; pointer-events: none; }
}

/* ---------- Fondo: partículas + resplandores ---------- */
.fx-layer{
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
}
#particles{
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: .55;
}
.glow{
  position: absolute;
  width: 60vmax;
  height: 60vmax;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .16;
  background: radial-gradient(circle, var(--gold-2), transparent 70%);
}
.glow--a{ top: -20vmax; left: -15vmax; animation: drift 22s ease-in-out infinite; }
.glow--b{ bottom: -25vmax; right: -15vmax; animation: drift 26s ease-in-out infinite reverse; }
@keyframes drift{
  0%,100%{ transform: translate(0,0) scale(1); }
  50%{ transform: translate(4vmax, 3vmax) scale(1.08); }
}

/* ---------- Layout general ---------- */
main{
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 6rem) clamp(1.25rem, 5vw, 3rem) clamp(2rem, 6vw, 4rem);
}

.hero{
  text-align: center;
  margin-bottom: clamp(3rem, 8vw, 5rem);
}

.eyebrow{
  font-size: .8rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--ink-dim);
  margin: 0 0 1.1rem;
}

.brand-title{
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.6rem, 9vw, 5.5rem);
  line-height: 1;
  margin: 0 0 1.1rem;
  letter-spacing: .01em;
}

.brand-title .shine{
  background: linear-gradient(100deg, var(--gold-3) 0%, var(--gold-1) 25%, var(--gold-2) 45%, var(--gold-1) 65%, var(--gold-3) 100%);
  background-size: 250% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 6s linear infinite;
}
@keyframes shimmer{
  0%{ background-position: 0% 50%; }
  100%{ background-position: -250% 50%; }
}

.brand-title .tld{
  color: var(--ink-dim);
  font-weight: 500;
}

.tagline{
  color: var(--ink-dim);
  font-size: clamp(.95rem, 2vw, 1.15rem);
  letter-spacing: .02em;
  margin: 0;
}

/* ---------- Tarjetas de marcas ---------- */
.brands{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: stretch;
}

.brand-card{
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.4rem;
  padding: clamp(1.75rem, 4vw, 2.75rem) 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 1.1rem;
  text-decoration: none;
  isolation: isolate;
  overflow: hidden;
  backdrop-filter: blur(6px);
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease);
  transform-style: preserve-3d;
  will-change: transform;
}

.brand-card::before{
  content: "";
  position: absolute;
  inset: -2px;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,.35) 48%, transparent 62%);
  background-size: 250% 250%;
  background-position: 150% 0;
  opacity: 0;
  transition: opacity .4s ease;
  mix-blend-mode: overlay;
  z-index: 2;
  pointer-events: none;
}

.brand-card:hover::before,
.brand-card:focus-visible::before{
  opacity: 1;
  animation: sheen 1.1s ease forwards;
}
@keyframes sheen{
  from{ background-position: 150% 0; }
  to{ background-position: -50% 100%; }
}

.brand-card__glow{
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0;
  background: radial-gradient(circle at 50% 30%, rgba(212,175,55,.35), transparent 65%);
  transition: opacity .5s var(--ease);
}

.brand-card:hover,
.brand-card:focus-visible{
  transform: translateY(-8px) scale(1.03);
  border-color: rgba(212,175,55,.8);
  box-shadow: var(--shadow-gold);
}
.brand-card:hover .brand-card__glow,
.brand-card:focus-visible .brand-card__glow{
  opacity: 1;
}

.brand-card img{
  max-width: 100%;
  height: clamp(90px, 14vw, 150px);
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 4px 18px rgba(0,0,0,.55));
  transition: transform .5s var(--ease);
}
.brand-card:hover img{
  transform: scale(1.05);
}

.brand-card__label{
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-dim);
  text-align: center;
  transition: color .4s ease;
}
.brand-card:hover .brand-card__label{
  color: var(--gold-1);
}

/* ---------- Footer / contacto ---------- */
.site-footer{
  margin-top: clamp(3rem, 8vw, 5.5rem);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.contact-link{
  position: relative;
  display: inline-block;
  max-width: 100%;
  color: var(--gold-2);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 3.6vw, 1.3rem);
  letter-spacing: .03em;
  padding-bottom: .3rem;
  word-break: break-word;
}
.contact-link::after{
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  height: 1px;
  width: 100%;
  background: var(--gold-2);
  transform: scaleX(1);
  transform-origin: right;
  transition: transform .45s var(--ease);
}
.contact-link:hover::after,
.contact-link:focus-visible::after{
  transform-origin: left;
  transform: scaleX(1.15) translateX(-2%);
}
.contact-link:hover,
.contact-link:focus-visible{
  color: var(--gold-1);
  text-shadow: 0 0 18px rgba(212,175,55,.6);
}

.copyright{
  margin: 0;
  color: var(--ink-dim);
  font-size: .75rem;
  letter-spacing: .04em;
}

/* ---------- Reveal on scroll ---------- */
.js .reveal{
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.js .reveal.is-visible{
  opacity: 1;
  transform: translateY(0);
}
.js .brands .reveal:nth-child(1){ transition-delay: .05s; }
.js .brands .reveal:nth-child(2){ transition-delay: .18s; }
.js .brands .reveal:nth-child(3){ transition-delay: .31s; }

/* ---------- Responsive ---------- */
@media (max-width: 860px){
  .brands{
    grid-template-columns: repeat(2, 1fr);
  }
  .brand-card:nth-child(3){
    grid-column: span 2;
    max-width: 60%;
    margin: 0 auto;
  }
}

@media (max-width: 560px){
  .brands{
    grid-template-columns: 1fr;
  }
  .brand-card:nth-child(3){
    grid-column: auto;
    max-width: 100%;
  }
  .brand-card:hover{
    transform: translateY(-4px) scale(1.01);
  }
}

/* ---------- Accesibilidad: movimiento reducido ---------- */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  .loader{ animation-duration: .01s; animation-delay: 0s; }
  .loader__mark{ animation: none; opacity: 1; transform: none; }
  .brand-title .shine{ animation: none; background-position: 0 0; }
  .glow{ animation: none; }
  .js .reveal{
    opacity: 1;
    transform: none;
    transition: none;
  }
  .brand-card, .brand-card img, .brand-card::before{
    transition: none;
    animation: none;
  }
  #particles{ display: none; }
}

/* Alto contraste de foco para navegación por teclado */
a:focus-visible{
  outline: 2px solid var(--gold-1);
  outline-offset: 4px;
  border-radius: .25rem;
}