/* =============================================================================
   BYNOO — minimal
   Negro total · Helvetica Now · productos sin marco · fondo fijo (parallax)
   Venta directa por WhatsApp (sin carrito)
   ========================================================================== */

:root{
  --bg:#000;
  --fg:#fff;
  --muted:rgba(255,255,255,.56);
  --faint:rgba(255,255,255,.30);
  --line:rgba(255,255,255,.14);
  --line-soft:rgba(255,255,255,.07);

  --font-heading:'HelveticaNowDisplay-Medium','Helvetica Neue',Arial,sans-serif;
  --font-body:'HelveticaNowDisplayW01-Rg','Helvetica Neue',Arial,sans-serif;

  --ease:cubic-bezier(.16,1,.3,1);
  --pad:clamp(20px,5vw,64px);
  --maxw:1440px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
html,body{background:var(--bg)}
body{
  font-family:var(--font-body);
  color:var(--fg);
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.is-loading{overflow:hidden;height:100vh}
body.is-locked{overflow:hidden}

a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
h1,h2,h3{font-family:var(--font-heading);font-weight:500;letter-spacing:-.02em;line-height:1}
::selection{background:#fff;color:#000}

/* ---- fondo fijo: se queda quieto mientras el contenido se desplaza ------ */
.bg{position:fixed;inset:0;z-index:-1;background:#000;pointer-events:none}
.bg::after{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:clamp(64px,9vw,120px) clamp(64px,9vw,120px);
  -webkit-mask-image:radial-gradient(ellipse at 50% 42%,#000 12%,transparent 72%);
  mask-image:radial-gradient(ellipse at 50% 42%,#000 12%,transparent 72%);
}

/* ---- cursor ---------------------------------------------------------------- */
.cursor,.cursor-dot{position:fixed;top:0;left:0;z-index:9999;pointer-events:none;
  border-radius:50%;mix-blend-mode:difference;will-change:transform}
.cursor{width:34px;height:34px;border:1px solid #fff;
  transition:width .3s var(--ease),height .3s var(--ease),background .3s}
.cursor-dot{width:4px;height:4px;background:#fff}
.cursor.hover{width:64px;height:64px;background:rgba(255,255,255,.06)}
@media (hover:none),(pointer:coarse){.cursor,.cursor-dot{display:none}}

/* ---- loader ------------------------------------------------------------- */
.loader{position:fixed;inset:0;z-index:10000;background:#000;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:20px;
  transition:opacity .6s var(--ease),visibility .6s}
.loader.done{opacity:0;visibility:hidden}
.loader__word{font-family:var(--font-heading);font-size:clamp(22px,5vw,32px);letter-spacing:.03em}
.loader__bar{width:min(220px,50vw);height:1px;background:var(--line);overflow:hidden}
.loader__bar i{display:block;height:100%;width:100%;background:#fff;transform:scaleX(0);transform-origin:left;
  transition:transform .2s linear}

/* ---- nav -------------------------------------------------------------------- */
.nav{position:fixed;top:0;left:0;width:100%;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:18px var(--pad);mix-blend-mode:difference;transition:transform .45s var(--ease)}
.nav.hide{transform:translateY(-115%)}
.nav__logo{font-family:var(--font-heading);font-size:clamp(18px,2.3vw,22px);letter-spacing:-.01em}
.nav__logo sup{font-size:.5em;vertical-align:super}
.nav__links{display:flex;gap:26px;font-size:14px}
.nav__links a{opacity:.62;transition:opacity .3s}
.nav__links a:hover{opacity:1}
.nav__burger{display:none;flex-direction:column;gap:5px;width:24px}
.nav__burger i{width:100%;height:2px;background:#fff;transition:transform .3s var(--ease),opacity .3s}
.nav__burger.open i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__burger.open i:nth-child(2){opacity:0}
.nav__burger.open i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media (max-width:860px){
  .nav__links{display:none}
  .nav__burger{display:flex}
}

.nav-overlay{position:fixed;inset:0;z-index:90;background:rgba(0,0,0,.95);backdrop-filter:blur(10px);
  display:flex;flex-direction:column;justify-content:center;gap:22px;padding:0 var(--pad);
  opacity:0;pointer-events:none;transition:opacity .4s var(--ease)}
.nav-overlay.open{opacity:1;pointer-events:auto}
.nav-overlay a{font-family:var(--font-heading);font-size:34px}
@media (min-width:861px){.nav-overlay{display:none}}

/* ---- hero / inicio ------------------------------------------------------- */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;
  padding:0 var(--pad);overflow:hidden}
.hero__inner{position:relative;z-index:2;max-width:34rem;will-change:transform}
.hero__label{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:18px}
.hero__line{font-size:clamp(30px,6vw,60px);letter-spacing:-.025em;line-height:1.03;min-height:1.1em}
.hero__line .blink{display:inline-block;width:2px;height:1em;background:#fff;
  vertical-align:-.08em;margin-left:3px;animation:blink 1s step-end infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:0}}
.hero__cta{display:inline-block;margin-top:26px;font-size:15px;
  border-bottom:1px solid rgba(255,255,255,.45);padding-bottom:3px;
  transition:border-color .3s,opacity .3s}
.hero__cta:hover{border-color:#fff}
.hero__cue{position:absolute;left:50%;bottom:22px;transform:translateX(-50%);
  font-size:10px;letter-spacing:.32em;text-transform:uppercase;color:var(--faint)}

.hero__character-wrap{position:absolute;right:3%;top:58%;transform:translateY(-50%);
  width:clamp(320px,44vw,680px);perspective:1100px;pointer-events:none;z-index:1}
.hero__character{position:relative;width:100%;min-height:38vh;transform-origin:50% 72%;
  will-change:transform;transform-style:preserve-3d;
  transition:transform .5s var(--ease)}
.hero__character img{width:100%;display:block;filter:drop-shadow(0 40px 70px rgba(0,0,0,.5))}
.hero__character .ch-head,.hero__character .ch-body{position:absolute;inset:0}
.hero__character .ch-head{transform-origin:50% 66%;will-change:transform;
  transition:transform .35s var(--ease)}
.hero__character .ch-body{transition:transform .6s var(--ease)}
.hero__character.layered .ch-full{visibility:hidden}
@media (hover:none),(pointer:coarse){
  .hero__character{animation:floaty 6s ease-in-out infinite}
}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}

@media (max-width:900px){
  .hero{flex-direction:column;justify-content:center;gap:5vh;padding-top:16vh}
  .hero__inner{max-width:100%}
  .hero__character-wrap{position:relative;right:auto;top:auto;transform:none;
    width:min(74vw,400px);order:-1}
  .hero__cue{display:none}
}

/* ---- secciones --------------------------------------------------------- */
.section{position:relative;z-index:1;max-width:var(--maxw);margin:0 auto;
  padding:clamp(72px,10vw,140px) var(--pad)}
.section__head{display:flex;align-items:baseline;justify-content:space-between;gap:20px;margin-bottom:44px}
.section__head h2{font-size:clamp(26px,4vw,46px)}
.section__count{font-size:12px;color:var(--faint);letter-spacing:.12em;font-variant-numeric:tabular-nums}

/* ---- filtros (texto plano, sin píldoras) ------------------------------- */
.filters{display:flex;flex-wrap:wrap;gap:20px;margin-bottom:52px}
.filters button{font-size:13px;letter-spacing:.02em;color:var(--muted);transition:color .3s}
.filters button:hover{color:#fff}
.filters button.active{color:#fff}
.filters button.active::after{content:"";display:block;height:1px;background:#fff;margin-top:4px}

/* ---- grid: productos SIN fondo y SIN marco --------------------------- */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(22px,3vw,48px)}
@media (max-width:1100px){.grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:760px){.grid{grid-template-columns:repeat(2,1fr);gap:14px 12px}}

.card{background:none;border:0;padding:0;cursor:pointer}
.card.hidden{display:none}
.card__media{position:relative;aspect-ratio:4/5;overflow:hidden}
.card__media img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;
  transition:transform .8s var(--ease),opacity .5s;will-change:transform}
.card__media img.b{opacity:0}
.card:hover .card__media img.a{opacity:0}
.card:hover .card__media img.b{opacity:1}
.card:hover .card__media img{transform:scale(1.05)}
.card__media--single:hover img{transform:scale(1.05)}
.card__meta{display:flex;justify-content:space-between;gap:10px;margin-top:12px;font-size:12px}
.card__title{text-transform:uppercase;letter-spacing:.02em;color:var(--muted);transition:color .3s}
.card:hover .card__title{color:#fff}
.card__price{font-variant-numeric:tabular-nums;white-space:nowrap;color:var(--muted)}
.card__price s{opacity:.5;margin-right:6px}
.card__price .now{color:#fff}
/* móvil: precio arriba, y el nombre completo debajo ocupando todo el ancho
   (que se expanda en horizontal, no que se corte) */
@media (max-width:760px){
  .card__meta{flex-direction:column;align-items:stretch;gap:4px;margin-top:10px;font-size:11px}
  .card__meta .card__price{order:-1}
  .card__title{white-space:normal;overflow-wrap:anywhere;line-height:1.35;text-transform:none;letter-spacing:0}
}

/* ---- proceso --------------------------------------------------------- */
.steps{list-style:none;border-top:1px solid var(--line)}
.steps li{display:flex;gap:22px;align-items:baseline;padding:24px 0;border-bottom:1px solid var(--line);
  font-size:clamp(15px,2vw,20px)}
.steps li span{font-size:12px;color:var(--faint);font-variant-numeric:tabular-nums}

/* ---- footer -------------------------------------------------------------- */
.footer{position:relative;z-index:1;max-width:var(--maxw);margin:0 auto;
  padding:clamp(52px,7vw,88px) var(--pad) 32px;border-top:1px solid var(--line)}
.footer__row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;margin-bottom:40px}
.footer__logo{font-family:var(--font-heading);font-size:clamp(30px,7vw,72px);letter-spacing:-.03em;display:inline-block;will-change:transform}
.footer__logo sup{font-size:.4em;vertical-align:super}
.footer__links{display:flex;gap:22px;font-size:14px}
.footer__links a{opacity:.62;transition:opacity .3s}
.footer__links a:hover{opacity:1}
.footer__base{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--faint)}

/* ---- botones ---------------------------------------------------------- */
.btn{display:flex;align-items:center;justify-content:center;width:100%;
  padding:15px 20px;background:#fff;color:#000;font-size:13px;letter-spacing:.04em;text-transform:uppercase;
  transition:opacity .3s,background .3s,color .3s}
.btn:hover{opacity:.85}
.btn[disabled]{opacity:.35;pointer-events:none}

/* ---- modal (detalle al escoger) ------------------------------------- */
.modal{position:fixed;inset:0;z-index:200;display:flex;pointer-events:none}
.modal.open{pointer-events:auto}
.modal__scrim{position:absolute;inset:0;background:rgba(0,0,0,.6);backdrop-filter:blur(4px);
  opacity:0;transition:opacity .4s var(--ease)}
.modal.open .modal__scrim{opacity:1}
.modal__panel{position:relative;margin-left:auto;width:min(880px,100%);height:100%;background:#000;
  border-left:1px solid var(--line);display:grid;grid-template-columns:1.1fr .9fr;
  transform:translateX(100%);transition:transform .6s var(--ease);overflow:hidden}
.modal.open .modal__panel{transform:none}
@media (max-width:760px){.modal__panel{grid-template-columns:1fr;overflow-y:auto}}
.modal__close{position:absolute;top:16px;right:16px;z-index:3;width:40px;height:40px;
  border:1px solid var(--line);border-radius:50%;transition:background .3s,color .3s,transform .3s var(--ease)}
.modal__close:hover{background:#fff;color:#000;transform:rotate(90deg)}
.modal__media{position:relative;display:flex;flex-direction:column;background:#000}
.modal__stage{flex:1;position:relative;min-height:48vh}
.modal__stage img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;padding:8%;
  opacity:0;transition:opacity .4s var(--ease)}
.modal__stage img.active{opacity:1}
.modal__thumbs{display:flex;gap:8px;padding:12px}
.modal__thumbs button{width:52px;height:52px;position:relative;opacity:.4;transition:opacity .3s}
.modal__thumbs button.active{opacity:1}
.modal__thumbs img{width:100%;height:100%;object-fit:contain}
.modal__body{padding:clamp(24px,4vw,44px);display:flex;flex-direction:column;gap:18px;overflow-y:auto}
.modal__cat{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}
.modal__title{font-size:clamp(20px,3vw,30px)}
.modal__price{font-size:16px;font-variant-numeric:tabular-nums;display:flex;gap:10px;align-items:baseline}
.modal__price s{color:var(--faint);font-size:13px}
.modal__price .now{color:#fff}
.modal__desc{font-size:13px;line-height:1.7;color:var(--muted)}
.modal__opt h6{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--faint);margin-bottom:10px}
.opt-row{display:flex;flex-wrap:wrap;gap:8px}
.opt-row button{min-width:46px;padding:10px 12px;border:1px solid var(--line);font-size:12px;
  text-transform:uppercase;transition:border-color .25s,background .25s,color .25s}
.opt-row button:hover{border-color:#fff}
.opt-row button.active{background:#fff;color:#000;border-color:#fff}
.qty{display:inline-flex;align-items:center;gap:18px;border:1px solid var(--line);padding:9px 16px}
.qty button{width:20px;height:20px;display:grid;place-items:center;font-size:16px;line-height:1;transition:opacity .2s}
.qty button:hover{opacity:.55}
.qty span{min-width:22px;text-align:center;font-variant-numeric:tabular-nums;font-size:14px}
.modal__cta{margin-top:auto;display:flex;flex-direction:column;gap:8px}

/* ---- utilidades ----------------------------------------------------------- */
.magnetic{display:inline-block;will-change:transform}

[data-reveal]{opacity:0;transform:translateY(22px);
  transition:opacity .8s var(--ease),transform .8s var(--ease)}
[data-reveal].in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s!important;transition-duration:.001s!important}
  [data-reveal]{opacity:1!important;transform:none!important}
  .hero__character,.hero__character *,.hero__inner,.footer__logo{transform:none!important}
}