/* ================= BASE ================= */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:var(--header-h)}
body{
  font-family:var(--font-body);font-weight:400;font-size:1.05rem;color:var(--c-text);
  background:var(--c-bg);line-height:1.78;letter-spacing:.005em;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4{font-family:var(--font-title);font-weight:600;line-height:1.12;letter-spacing:-.01em}
::selection{background:var(--c-accent);color:#fff}
.container{width:min(100% - 2.4rem,var(--container));margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ================= UTILIDADES ================= */
.section{padding:clamp(4.5rem,9vw,8rem) 0}
.section--alt{background:var(--c-bg-alt)}

.eyebrow{
  display:inline-flex;align-items:center;gap:.75rem;
  font-size:.72rem;font-weight:600;letter-spacing:var(--track);text-transform:uppercase;
  color:var(--c-accent);margin-bottom:1.4rem;
}
.eyebrow::before{content:"";width:34px;height:1px;background:currentColor;opacity:.7}
.head-center .eyebrow::after{content:"";width:34px;height:1px;background:currentColor;opacity:.7}

.section-title{font-size:clamp(2rem,4.2vw,3.25rem)}
.section-text{color:var(--c-text-soft);max-width:58ch;font-size:1.02rem}
.head-center{text-align:center;margin-bottom:4rem}
.head-center .eyebrow{justify-content:center}
.head-center .section-text{margin-inline:auto}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  padding:1.05rem 2.3rem;border-radius:var(--radius);
  font-size:.74rem;font-weight:600;letter-spacing:var(--track);text-transform:uppercase;
  border:1px solid transparent;transition:background .35s ease,color .35s ease,border-color .35s ease;
  white-space:nowrap;line-height:1;
}
.btn--primary{background:var(--c-brand);color:#fff}
.btn--primary:hover{background:var(--c-accent)}
.btn--accent{background:var(--c-accent);color:#fff}
.btn--accent:hover{background:var(--c-accent-dark)}
.btn--ghost{border-color:var(--c-line);color:var(--c-text);background:transparent}
.btn--ghost:hover{border-color:var(--c-brand);background:var(--c-brand);color:#fff}
.btn--light{border-color:rgba(255,255,255,.45);color:#fff;background:transparent}
.btn--light:hover{background:#fff;color:var(--c-text);border-color:#fff}
.btn--block{width:100%}
.btn--sm{padding:.85rem 1.5rem;font-size:.68rem}

/* Enlace con filete (estilo editorial) */
.link-line{
  display:inline-block;font-size:.74rem;font-weight:500;letter-spacing:var(--track);text-transform:uppercase;
  padding-bottom:.35rem;border-bottom:1px solid var(--c-line);transition:border-color .3s,color .3s;
}
.link-line:hover{color:var(--c-accent);border-color:var(--c-accent)}

/* ================= HEADER ================= */
.header{
  position:fixed;inset:0 0 auto 0;z-index:80;padding:.85rem 0;
  transition:transform .5s cubic-bezier(.4,0,.2,1),padding .4s ease;
}
.header.is-stuck{padding:.55rem 0}
.header.is-hidden{transform:translateY(-140%)}      /* se difumina al bajar */
.header__inner{display:flex;align-items:center;gap:clamp(.9rem,1.8vw,1.5rem)}
.header__bar{
  flex:1;min-width:0;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:1.5rem;
  padding:.7rem 1.4rem;border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);
  background:transparent;
  transition:background .45s ease,border-color .45s ease,box-shadow .45s ease,padding .4s ease;
}
.header.is-stuck .header__bar{
  background:var(--c-barra);backdrop-filter:blur(16px);
  border-color:var(--c-border);box-shadow:var(--shadow-lg);padding:.6rem 1.4rem;
}
.brand{
  display:flex;align-items:center;gap:.7rem;font-family:var(--font-title);
  font-weight:600;font-size:1.22rem;letter-spacing:.02em;
}
/* El logo vive FUERA de la barra: puede ser tan grande como quieras */
.brand--out{flex:none}
.brand--out img{
  height:var(--logo-h);width:auto;transition:height .4s ease;
  filter:drop-shadow(0 3px 14px rgba(12,10,9,.28));
}
.header.is-stuck .brand--out img{height:var(--logo-h-stuck)}
.footer .brand img{height:72px}
.nav{grid-column:2;display:flex;align-items:center;gap:clamp(1.4rem,2.4vw,2.4rem);justify-content:center}
.nav a{
  font-size:.74rem;font-weight:500;letter-spacing:var(--track);text-transform:uppercase;
  color:var(--c-text);position:relative;padding:.3rem 0;
}
.nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:1px;width:0;background:var(--c-accent);
  transition:width .35s ease;
}
.nav a:hover::after{width:100%}
.header__actions{grid-column:3;justify-self:end;display:flex;align-items:center;gap:.8rem}

/* Header transparente mientras está sobre el hero */
.header:not(.is-stuck) .brand,
.header:not(.is-stuck) .nav a,
.header:not(.is-stuck) .cart-btn,
.header:not(.is-stuck) .burger{color:#fff}
.header:not(.is-stuck) .btn--ghost{border-color:rgba(255,255,255,.45);background:transparent;color:#fff}
.header:not(.is-stuck) .btn--ghost:hover{background:#fff;color:var(--c-text)}

.cart-btn{position:relative;display:grid;place-items:center;width:40px;height:40px}
.cart-btn:hover{color:var(--c-accent)}
.cart-btn svg{width:21px;height:21px}
.cart-btn__count{
  position:absolute;top:0;right:-2px;min-width:18px;height:18px;padding:0 5px;
  background:var(--c-accent);color:#fff;border-radius:999px;
  font-size:.66rem;font-weight:600;letter-spacing:0;display:grid;place-items:center;
}
.burger{display:none;width:40px;height:40px;place-items:center}
.burger span{display:block;width:20px;height:1px;background:currentColor;position:relative}
.burger span::before,.burger span::after{content:"";position:absolute;left:0;width:20px;height:1px;background:currentColor}
.burger span::before{top:-6px}
.burger span::after{top:6px}

/* ================= HERO ================= */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;
  padding:calc(var(--header-h) + 4rem) 0 5rem;color:#fff;overflow:hidden;
}
.hero__bg{position:absolute;inset:0;background-size:cover;background-position:center;transform:scale(1.05);will-change:transform}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(12,10,9,.82) 0%,rgba(12,10,9,.55) 40%,rgba(12,10,9,.18) 100%);
}
/* Velo superior: mantiene legible el menú sobre cualquier imagen */
.hero::before{
  content:"";position:absolute;inset:0 0 auto 0;height:32%;z-index:1;pointer-events:none;
  background:linear-gradient(rgba(10,8,7,.72),transparent);
}
.hero__inner{position:relative;z-index:2;max-width:760px}
/* marca del velo para no duplicar la regla */
.hero__velo{display:none}
.hero__badge{
  display:inline-flex;align-items:center;gap:.8rem;margin-bottom:2rem;
  font-size:.7rem;font-weight:500;letter-spacing:var(--track);text-transform:uppercase;
  color:rgba(255,255,255,.82);
}
.hero__badge::before{content:"";width:40px;height:1px;background:var(--c-accent)}
.hero h1{font-size:clamp(2.6rem,6.4vw,5rem);font-weight:600;margin-bottom:1.6rem;letter-spacing:-.015em}
.hero p{font-size:clamp(1rem,1.5vw,1.12rem);color:rgba(255,255,255,.9);max-width:52ch;font-weight:400}
.hero__cta{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2.8rem}
.hero__stats{
  display:flex;flex-wrap:wrap;gap:clamp(2rem,6vw,4.5rem);
  margin-top:4rem;padding-top:2.2rem;border-top:1px solid rgba(255,255,255,.16);
}
.hero__stats strong{display:block;font-family:var(--font-title);font-size:2.3rem;font-weight:600;line-height:1.1}
.hero__stats span{font-size:.7rem;letter-spacing:var(--track);text-transform:uppercase;color:rgba(255,255,255,.72)}
.hero__scroll{
  position:absolute;bottom:2rem;left:50%;translate:-50% 0;z-index:2;
  font-size:.66rem;letter-spacing:var(--track);text-transform:uppercase;color:rgba(255,255,255,.68);
  display:flex;flex-direction:column;align-items:center;gap:.7rem;
}
.hero__scroll::after{content:"";width:1px;height:40px;background:linear-gradient(rgba(255,255,255,.6),transparent);animation:scrollLine 2.4s infinite}
@keyframes scrollLine{
  0%{transform:scaleY(.15);transform-origin:top}
  50%{transform:scaleY(1);transform-origin:top}
  100%{transform:scaleY(.15);transform-origin:bottom}
}

/* ================= SECCIONES ALTERNAS ================= */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2.5rem,6vw,5.5rem);align-items:center}
.feature + .feature{margin-top:clamp(4.5rem,9vw,8rem)}
.feature--flip .feature__media{order:-1}
.feature__media{position:relative;overflow:hidden;border-radius:var(--radius-lg)}
.feature__media::after{content:"";position:absolute;inset:0;border:1px solid rgba(255,255,255,.25);pointer-events:none}
.feature__media img{width:100%;height:clamp(320px,46vw,520px);object-fit:cover;transition:transform 1.2s cubic-bezier(.2,.8,.2,1)}
.feature__media:hover img{transform:scale(1.04)}
.feature h3{font-size:clamp(1.8rem,3.4vw,2.7rem);margin-bottom:1.2rem}
.feature__list{list-style:none;margin:2rem 0 2.4rem;display:grid;gap:0}
.feature__list li{
  display:flex;align-items:baseline;gap:1rem;color:var(--c-text-soft);
  padding:.9rem 0;border-top:1px solid var(--c-border);font-size:.95rem;
}
.feature__list li:last-child{border-bottom:1px solid var(--c-border)}
.feature__list li::before{
  content:"";flex:none;width:6px;height:6px;background:var(--c-accent);
  transform:rotate(45deg);translate:0 -2px;
}

/* ================= PRODUCTOS ================= */
.tabs{
  display:flex;flex-wrap:wrap;justify-content:center;gap:2.6rem;
  margin-bottom:3.5rem;border-bottom:1px solid var(--c-border);padding-bottom:0;
}
.tab{
  padding:0 0 1rem;font-size:.74rem;font-weight:500;letter-spacing:var(--track);text-transform:uppercase;
  color:var(--c-text-soft);position:relative;transition:color .3s;
}
.tab::after{content:"";position:absolute;left:0;bottom:-1px;height:1px;width:0;background:var(--c-accent);transition:width .35s ease}
.tab:hover{color:var(--c-text)}
.tab.is-active{color:var(--c-text)}
.tab.is-active::after{width:100%}

.grid-products{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:2.5rem 2rem}
.card{background:transparent;display:flex;flex-direction:column}
.card__media{
  position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--c-bg-alt);
  display:block;border-radius:var(--radius);
}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform 1.1s cubic-bezier(.2,.8,.2,1)}
.card:hover .card__media img{transform:scale(1.05)}
.card__tag{
  position:absolute;top:1rem;left:1rem;background:var(--c-bg);color:var(--c-text);
  font-size:.62rem;letter-spacing:var(--track);text-transform:uppercase;
  padding:.45rem .8rem;border-radius:var(--radius);
}
.card__body{padding:1.35rem .1rem 0;display:flex;flex-direction:column;gap:.55rem;flex:1}
.card__title{font-size:1.35rem;font-weight:600;font-family:var(--font-title)}
.card__desc{font-size:.9rem;color:var(--c-text-soft);flex:1;line-height:1.7}
.card__price{display:flex;align-items:baseline;gap:.7rem;margin:.35rem 0 1rem}
.card__price strong{font-size:1.05rem;font-weight:400;font-family:var(--font-body);letter-spacing:.02em}
.card__price s{font-size:.88rem;color:var(--c-text-soft)}
.card .btn + .btn{margin-top:.6rem}

/* ================= TESTIMONIOS ================= */
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:0}
.quote{padding:2.6rem clamp(1.5rem,3vw,2.6rem);border-left:1px solid var(--c-border)}
.grid-3 .quote:last-child{border-right:1px solid var(--c-border)}
.quote__stars{color:var(--c-accent);letter-spacing:.35em;font-size:.7rem;margin-bottom:1.4rem}
.quote p{
  font-family:var(--font-title);font-size:1.35rem;font-weight:500;line-height:1.5;color:var(--c-text);font-style:italic;
}
.quote footer{margin-top:1.8rem;font-size:.72rem;letter-spacing:var(--track);text-transform:uppercase}
.quote footer strong{display:block;font-style:normal;font-weight:600}
.quote footer span{color:var(--c-text-soft);font-size:.68rem}

/* ================= CTA FINAL ================= */
.cta-band{
  background:var(--c-dark);color:#fff;border-radius:var(--radius-lg);
  padding:clamp(3.5rem,8vw,6.5rem) clamp(1.5rem,5vw,4rem);text-align:center;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:1rem;border:1px solid rgba(255,255,255,.14);pointer-events:none;
}
.cta-band h2{font-size:clamp(2rem,4.4vw,3.2rem);font-weight:600;margin-bottom:1.1rem}
.cta-band p{color:rgba(255,255,255,.86);max-width:48ch;margin:0 auto 2.6rem;font-weight:400}

/* ================= FOOTER ================= */
.footer{background:var(--c-dark);color:rgba(255,255,255,.8);padding:5.5rem 0 2rem;font-size:.92rem}
.footer__grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:3rem}
.footer h4{
  color:#fff;font-family:var(--font-body);font-size:.7rem;font-weight:600;
  letter-spacing:var(--track);text-transform:uppercase;margin-bottom:1.6rem;
}
.footer ul{list-style:none;display:grid;gap:.85rem;font-size:.92rem;font-weight:400}
.footer a{transition:color .3s}
.footer a:hover{color:var(--c-accent)}
.footer .brand{color:#fff;margin-bottom:1.3rem}
.footer__about{max-width:32ch;font-weight:400;line-height:1.8}
.social{display:flex;gap:1.1rem;margin-top:1.8rem}
.social a{
  width:40px;height:40px;display:grid;place-items:center;
  border:1px solid rgba(255,255,255,.18);border-radius:var(--radius);transition:.35s;
}
.social a:hover{border-color:var(--c-accent);color:var(--c-accent)}
.social svg{width:17px;height:17px}
.footer__bottom{
  margin-top:4rem;padding-top:1.8rem;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;
  font-size:.68rem;letter-spacing:var(--track);text-transform:uppercase;color:rgba(255,255,255,.62);
}

/* ================= PAGINA DEL CARRITO ================= */
.cart-layout{display:grid;grid-template-columns:1fr 360px;gap:clamp(2.5rem,5vw,4.5rem);align-items:start}

.cart-row{
  display:grid;grid-template-columns:1fr 130px 130px 130px 40px;gap:1.5rem;align-items:center;
  padding:1.6rem 0;border-bottom:1px solid var(--c-border);
}
.cart-row--head{
  padding:0 0 1rem;font-size:.66rem;letter-spacing:var(--track);text-transform:uppercase;
  color:var(--c-text-soft);border-bottom:1px solid var(--c-line);
}
.cart-row__prod{display:flex;gap:1.3rem;align-items:center}
.cart-row__prod img{width:96px;height:72px;object-fit:cover;border-radius:var(--radius);background:var(--c-bg-alt)}
.cart-row__prod h4{font-family:var(--font-title);font-size:1.3rem;font-weight:600;margin-bottom:.2rem}
.cart-row__prod small{font-size:.66rem;letter-spacing:var(--track);text-transform:uppercase;color:var(--c-text-soft)}
.cart-row__precio{color:var(--c-text-soft)}
.cart-row__sub{font-size:1.05rem}
.cart-row__del{color:var(--c-text-soft);font-size:1.2rem;justify-self:end}
.cart-row__del:hover{color:var(--c-danger)}

.qty{display:inline-flex;align-items:center;border:1px solid var(--c-border);border-radius:var(--radius)}
.qty button{width:34px;height:34px;display:grid;place-items:center;color:var(--c-text-soft)}
.qty button:hover{color:var(--c-accent)}
.qty span{min-width:28px;text-align:center;font-size:.9rem}

.cart-actions{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding-top:2rem}

.cart-summary{
  background:var(--c-bg-alt);border:1px solid var(--c-border);border-radius:var(--radius);
  padding:2rem 1.8rem;position:sticky;top:calc(var(--header-h) + 2rem);display:grid;gap:1rem;
}
.cart-summary h3{
  font-family:var(--font-body);font-size:.68rem;font-weight:600;letter-spacing:var(--track);
  text-transform:uppercase;padding-bottom:1.2rem;border-bottom:1px solid var(--c-border);
}
.sum-row{display:flex;justify-content:space-between;align-items:baseline;font-size:.95rem;font-weight:400}
.sum-row--total{
  padding-top:1.2rem;margin-top:.4rem;border-top:1px solid var(--c-border);
  font-size:.7rem;letter-spacing:var(--track);text-transform:uppercase;
}
.sum-row--total span:last-child{font-family:var(--font-title);font-size:1.9rem;letter-spacing:0;text-transform:none}
.sum-note{font-size:.78rem;color:var(--c-text-soft);font-weight:400}
.cart-summary .btn{margin-top:.8rem}
.sum-alt{justify-self:center;font-size:.66rem;color:var(--c-text-soft)}

.cart-empty,.cart-done{text-align:center;padding:clamp(3rem,7vw,5.5rem) 1rem;border:1px solid var(--c-border);border-radius:var(--radius)}
.cart-empty h2,.cart-done h2{font-size:clamp(1.8rem,3.4vw,2.6rem);font-weight:600;margin-bottom:1rem}
.cart-empty p,.cart-done p{color:var(--c-text-soft);max-width:46ch;margin:0 auto 2rem;font-weight:400}
.cart-done__note{font-size:.78rem;margin-top:2rem}

/* Paso de pago */
.checkout{display:none;margin-top:clamp(3rem,6vw,5rem);padding-top:clamp(2.5rem,5vw,4rem);border-top:1px solid var(--c-border)}
.checkout.is-open{display:block}
.checkout__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(1.5rem,4vw,3rem)}
.pay-methods{display:grid;gap:.8rem;margin:.4rem 0 1.8rem}
.pay-methods label{
  display:flex;align-items:center;gap:.9rem;padding:1rem 1.2rem;cursor:pointer;
  border:1px solid var(--c-border);border-radius:var(--radius);font-size:.94rem;font-weight:400;
  transition:border-color .3s;
}
.pay-methods label:hover{border-color:var(--c-line)}
.pay-methods input{accent-color:var(--c-accent)}
.pay-methods input:checked + span{color:var(--c-text)}

/* ================= AVISO FLOTANTE ================= */
.toast{
  position:fixed;left:50%;bottom:2rem;translate:-50% 12px;z-index:120;
  display:flex;align-items:center;gap:1.4rem;
  background:var(--c-dark);color:#fff;padding:1rem 1.6rem;border-radius:var(--radius);
  font-size:.8rem;font-weight:400;opacity:0;pointer-events:none;
  transition:opacity .4s ease,translate .4s ease;
}
.toast.is-visible{opacity:1;translate:-50% 0;pointer-events:auto}
.toast a{
  font-size:.66rem;letter-spacing:var(--track);text-transform:uppercase;
  color:var(--c-accent);border-bottom:1px solid currentColor;padding-bottom:1px;
}

/* ================= FLOTANTE WHATSAPP ================= */
.wa-float{
  position:fixed;right:1.6rem;bottom:1.6rem;z-index:70;width:52px;height:52px;
  border-radius:50%;background:var(--c-dark);color:#fff;display:grid;place-items:center;
  border:1px solid rgba(255,255,255,.15);transition:background .35s ease;
}
.wa-float:hover{background:var(--c-accent)}
.wa-float svg{width:24px;height:24px}

/* ================= ANIMACIÓN AL SCROLL ================= */
.reveal{opacity:0;transform:translateY(22px);transition:opacity 1s cubic-bezier(.2,.8,.2,1),transform 1s cubic-bezier(.2,.8,.2,1)}
.reveal.is-visible{opacity:1;transform:none}
.reveal[data-delay="1"]{transition-delay:.12s}
.reveal[data-delay="2"]{transition-delay:.24s}
.reveal[data-delay="3"]{transition-delay:.36s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
}

/* ================= RESPONSIVE ================= */
@media (max-width:900px){
  .footer__grid{grid-template-columns:1fr 1fr}
  .feature{grid-template-columns:1fr}
  .feature--flip .feature__media{order:0}
  .quote{border-left:0;border-top:1px solid var(--c-border)}
  .grid-3 .quote:last-child{border-right:0}
}
@media (max-width:980px){
  .cart-layout{grid-template-columns:1fr}
  .cart-summary{position:static}
  .checkout__grid{grid-template-columns:1fr}
}
@media (max-width:760px){
  :root{--logo-h:68px;--logo-h-stuck:56px;--header-h:106px}
  .burger{display:grid}
  .header__bar{display:flex;justify-content:flex-end;padding:.6rem .9rem;gap:.8rem}
  .header__actions{grid-column:auto}
  .footer .brand img{height:56px}
  .cart-row--head{display:none}
  .cart-row{grid-template-columns:1fr 40px;gap:.9rem 1rem;padding:1.6rem 0}
  .cart-row__prod{grid-column:1/-1}
  .cart-row > [data-label]{display:flex;justify-content:space-between;align-items:center;grid-column:1/-1;font-size:.9rem}
  .cart-row > [data-label]::before{
    content:attr(data-label);font-size:.64rem;letter-spacing:var(--track);
    text-transform:uppercase;color:var(--c-text-soft);
  }
  .cart-row__del{grid-row:1;grid-column:2}
  .nav{
    position:fixed;inset:var(--header-h) 0 auto 0;flex-direction:column;align-items:flex-start;
    gap:0;background:var(--c-bg);padding:1rem 1.5rem 2rem;border-bottom:1px solid var(--c-border);
    display:none;
  }
  .nav.is-open{display:flex}
  .nav a{color:var(--c-text)!important;width:100%;padding:1.1rem 0;border-bottom:1px solid var(--c-border)}
  .hero__stats strong{font-size:1.9rem}
  .footer__grid{grid-template-columns:1fr}
  .tabs{gap:1.6rem}
}