/* ============================================================
   CERVEZA SISAL — landing premium
   ============================================================ */

:root{
  /* Paleta de marca */
  --oceano:   #0A6E8A;
  --turquesa: #1CA9C9;
  --arena:    #E9D8B4;
  --solar:    #F4A24C;
  --tinta:    #0E2A33;
  --hueso:    #FBF7EE;

  --tinta-80: rgba(14,42,51,.80);
  --tinta-60: rgba(14,42,51,.60);

  --font-title: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body:  'Poppins', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  --maxw: 1180px;
  --pad:  clamp(1.25rem, 5vw, 4rem);
  --radius: 18px;
  --shadow: 0 24px 60px -24px rgba(10,46,55,.45);
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset ---------- */
*,*::before,*::after{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  font-family:var(--font-body);
  color:var(--tinta);
  background:var(--hueso);
  line-height:1.65;
  font-weight:400;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{ display:block; max-width:100%; height:auto; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }
h1,h2,h3{ font-family:var(--font-title); line-height:1.05; font-weight:600; letter-spacing:-.01em; }
.ital{ font-style:italic; font-weight:500; }

/* ---------- Helpers ---------- */
.container{ width:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:var(--pad); }
.section{ padding-block:clamp(3.5rem, 9vw, 7.5rem); }

.kicker{
  font-family:var(--font-body);
  text-transform:uppercase;
  letter-spacing:.28em;
  font-size:.72rem;
  font-weight:600;
  color:var(--turquesa);
  margin-bottom:1rem;
}
.kicker--light{ color:var(--arena); }

.section__head{ max-width:640px; margin-bottom:clamp(2rem,5vw,3.5rem); }
.section__head h2{ font-size:clamp(2rem,5vw,3.2rem); margin-bottom:.6rem; }
.section__sub{ color:var(--tinta-60); font-size:1.05rem; }

.media__tag{
  position:absolute; left:1rem; bottom:1rem;
  background:var(--tinta-80); color:var(--hueso);
  font-size:.7rem; letter-spacing:.12em; text-transform:uppercase;
  padding:.45rem .8rem; border-radius:999px; backdrop-filter:blur(4px);
}
.media__tag--right{ left:auto; right:1rem; }

/* ---------- Botones ---------- */
.btn{
  display:inline-flex; align-items:center; gap:.5rem;
  font-weight:600; font-size:.95rem; letter-spacing:.01em;
  padding:.95rem 1.7rem; border-radius:999px;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), background .3s, color .3s;
  will-change:transform; cursor:pointer; border:1.5px solid transparent;
}
.btn--solar{ background:var(--solar); color:var(--tinta); box-shadow:0 12px 30px -10px rgba(244,162,76,.7); }
.btn--solar:hover{ transform:translateY(-3px); box-shadow:0 18px 36px -10px rgba(244,162,76,.85); }
.btn--ghost{ border-color:rgba(251,247,238,.6); color:var(--hueso); }
.btn--ghost:hover{ background:rgba(251,247,238,.12); transform:translateY(-3px); }

/* ============================================================
   NAV
   ============================================================ */
.nav{
  position:fixed; inset:0 0 auto 0; z-index:100;
  transition:background .4s var(--ease), backdrop-filter .4s, box-shadow .4s;
}
.nav__inner{
  max-width:var(--maxw); margin-inline:auto; padding:1.1rem var(--pad);
  display:flex; align-items:center; justify-content:space-between; gap:1rem;
}
.nav.scrolled{
  background:rgba(251,247,238,.92);
  backdrop-filter:blur(10px);
  box-shadow:0 6px 24px -16px rgba(14,42,51,.4);
}
.nav.scrolled .nav__links a{ color:var(--tinta); }
.nav.scrolled .brand{ color:var(--tinta); }

.brand{
  display:inline-flex; align-items:center; gap:.55rem;
  font-family:var(--font-title); font-weight:600; font-size:1.25rem;
  color:var(--hueso); transition:color .4s;
}
.brand__mark{
  display:grid; place-items:center;
  width:2.1rem; height:2.1rem; border-radius:50%;
  background:linear-gradient(135deg, var(--turquesa), var(--oceano));
  color:var(--hueso); font-size:1.3rem; line-height:1;
  box-shadow:0 6px 14px -6px rgba(10,110,138,.7);
}
.brand__text em{ color:var(--solar); font-style:italic; }

.nav__links{ display:flex; align-items:center; gap:2rem; }
.nav__links a{
  color:var(--hueso); font-weight:500; font-size:.95rem;
  position:relative; transition:color .3s;
}
.nav__links a:not(.nav__cta)::after{
  content:""; position:absolute; left:0; bottom:-6px; height:2px; width:0;
  background:var(--solar); transition:width .35s var(--ease);
}
.nav__links a:not(.nav__cta):hover::after{ width:100%; }
.nav__cta{
  background:var(--solar); color:var(--tinta)!important;
  padding:.55rem 1.2rem; border-radius:999px; font-weight:600;
  transition:transform .3s var(--ease), box-shadow .3s;
}
.nav__cta:hover{ transform:translateY(-2px); box-shadow:0 10px 22px -10px rgba(244,162,76,.8); }

.nav__burger{ display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; padding:.4rem; }
.nav__burger span{ width:26px; height:2px; background:var(--hueso); border-radius:2px; transition:.3s var(--ease); }
.nav.scrolled .nav__burger span{ background:var(--tinta); }

/* ============================================================
   HERO
   ============================================================ */
.hero{ position:relative; min-height:100svh; display:grid; align-items:center; overflow:hidden; }
.hero__bg{
  position:absolute; inset:0; background-size:cover; background-position:center;
  transform:scale(1.08); animation:heroZoom 18s var(--ease) forwards;
}
@keyframes heroZoom{ to{ transform:scale(1); } }
.hero__overlay{
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(14,42,51,.55) 0%, rgba(10,110,138,.25) 40%, rgba(10,46,55,.78) 100%),
    radial-gradient(120% 80% at 50% 120%, rgba(10,110,138,.6), transparent 60%);
}
.hero__content{ position:relative; z-index:2; padding:7rem var(--pad) 5rem; max-width:880px; color:var(--hueso); }
.hero__eyebrow{
  text-transform:uppercase; letter-spacing:.35em; font-size:.78rem; font-weight:600;
  color:var(--arena); margin-bottom:1.4rem;
}
.hero__title{
  font-size:clamp(3rem, 11vw, 7rem);
  font-weight:600; line-height:.95; color:var(--hueso);
  text-shadow:0 12px 40px rgba(10,46,55,.5);
}
.hero__title .ital{ color:var(--solar); }
.hero__tagline{
  margin:1.6rem 0 2.4rem; font-size:clamp(1.05rem,2.4vw,1.4rem);
  max-width:36ch; color:rgba(251,247,238,.92); font-weight:300;
}
.hero__actions{ display:flex; flex-wrap:wrap; gap:1rem; }

.hero__scroll{ position:absolute; left:50%; bottom:2rem; transform:translateX(-50%); z-index:3; }
.hero__scroll span{
  display:block; width:24px; height:40px; border:2px solid rgba(251,247,238,.7); border-radius:14px; position:relative;
}
.hero__scroll span::after{
  content:""; position:absolute; left:50%; top:8px; width:4px; height:8px; border-radius:2px;
  background:var(--hueso); transform:translateX(-50%); animation:scrollDot 1.8s infinite var(--ease);
}
@keyframes scrollDot{ 0%{opacity:0;transform:translate(-50%,0)} 30%{opacity:1} 60%{opacity:1;transform:translate(-50%,12px)} 100%{opacity:0;transform:translate(-50%,16px)} }

/* ============================================================
   HISTORIA
   ============================================================ */
.historia{ background:var(--hueso); }
.historia__grid{ display:grid; grid-template-columns:1fr 1fr; gap:clamp(2rem,5vw,4.5rem); align-items:center; }
.historia__media{ position:relative; border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow); }
.historia__media img{ width:100%; aspect-ratio:1/1; object-fit:cover; transition:transform 1.2s var(--ease); }
.historia__media:hover img{ transform:scale(1.05); }
.historia__text h2{ font-size:clamp(1.9rem,4.5vw,3rem); margin-bottom:1.4rem; color:var(--tinta); }
.historia__text p{ color:var(--tinta-80); margin-bottom:1.1rem; font-size:1.04rem; }
.historia__stats{ display:flex; flex-wrap:wrap; gap:2.2rem; margin-top:2rem; padding-top:1.6rem; border-top:1px solid rgba(14,42,51,.12); }
.historia__stats strong{ display:block; font-family:var(--font-title); font-size:1.8rem; color:var(--oceano); line-height:1; }
.historia__stats span{ font-size:.8rem; letter-spacing:.06em; text-transform:uppercase; color:var(--tinta-60); }

/* ============================================================
   SABOR
   ============================================================ */
.sabor{ background:linear-gradient(180deg, var(--tinta) 0%, var(--oceano) 100%); color:var(--hueso); }
.sabor .kicker{ color:var(--solar); }
.sabor__grid{ display:grid; grid-template-columns:1.05fr .95fr; gap:clamp(2rem,5vw,4.5rem); align-items:center; }
.sabor__text h2{ font-size:clamp(1.9rem,4.5vw,3rem); margin-bottom:1.3rem; color:var(--hueso); }
.sabor__text > p{ color:rgba(251,247,238,.85); font-size:1.05rem; margin-bottom:1.8rem; max-width:44ch; }

.notes{ display:grid; gap:1.05rem; }
.notes li{ display:flex; gap:1rem; align-items:flex-start; }
.notes__dot{ flex:none; width:11px; height:11px; margin-top:.5rem; border-radius:50%; background:var(--solar); box-shadow:0 0 0 5px rgba(244,162,76,.18); }
.notes li div{ color:rgba(251,247,238,.9); font-size:1rem; }
.notes li strong{ color:var(--arena); font-weight:600; }

.sabor__legal{ margin-top:2rem; font-size:.82rem; color:rgba(251,247,238,.55); letter-spacing:.02em; }

.sabor__media{ position:relative; border-radius:var(--radius); overflow:hidden; box-shadow:var(--shadow); }
.sabor__media img{ width:100%; aspect-ratio:4/5; object-fit:cover; transition:transform 1.2s var(--ease); }
.sabor__media:hover img{ transform:scale(1.05); }

/* ============================================================
   GALERIA
   ============================================================ */
.galeria{ background:var(--hueso); }
.galeria .section__head{ text-align:center; margin-inline:auto; }
.galeria .kicker{ display:block; }
.grid-gallery{
  display:grid; grid-template-columns:repeat(4,1fr); grid-auto-rows:200px; gap:1rem;
}
.g-item{ position:relative; border-radius:var(--radius); overflow:hidden; box-shadow:0 16px 40px -26px rgba(14,42,51,.5); }
.g-item img{ width:100%; height:100%; object-fit:cover; transition:transform 1s var(--ease), filter .6s; }
.g-item::after{ content:""; position:absolute; inset:0; background:linear-gradient(180deg,transparent 55%,rgba(10,46,55,.35)); opacity:0; transition:opacity .5s; }
.g-item:hover img{ transform:scale(1.08); }
.g-item:hover::after{ opacity:1; }
.g-item--tall{ grid-row:span 2; }
.g-item--wide{ grid-column:span 2; }

/* ============================================================
   DONDE COMPRAR
   ============================================================ */
.comprar{ position:relative; overflow:hidden; color:var(--hueso); }
.comprar__bg{ position:absolute; inset:0; background-size:cover; background-position:center; transform:scale(1.05); }
.comprar__overlay{ position:absolute; inset:0; background:linear-gradient(135deg, rgba(14,42,51,.92), rgba(10,110,138,.82)); }
.comprar__inner{ position:relative; z-index:2; text-align:center; padding-block:clamp(3.5rem,9vw,7rem); }
.comprar__inner h2{ font-size:clamp(2rem,5.5vw,3.4rem); color:var(--hueso); margin-bottom:1.1rem; }
.comprar__lead{ max-width:54ch; margin:0 auto 3rem; color:rgba(251,247,238,.9); font-size:1.08rem; }

.comprar__cards{ display:grid; grid-template-columns:repeat(2,1fr); gap:1.5rem; max-width:840px; margin-inline:auto; text-align:left; }
.c-card{
  background:rgba(251,247,238,.08); border:1px solid rgba(251,247,238,.18);
  border-radius:var(--radius); padding:2rem 1.8rem; backdrop-filter:blur(6px);
}
.c-card h3{ font-size:1.45rem; margin-bottom:.7rem; color:var(--hueso); }
.c-card p{ color:rgba(251,247,238,.85); margin-bottom:1.4rem; }
.c-card--accent{ background:rgba(244,162,76,.14); border-color:rgba(244,162,76,.4); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer{ background:var(--tinta); color:rgba(251,247,238,.78); padding-top:clamp(3rem,6vw,4.5rem); }
.footer__inner{ display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:2.5rem; padding-bottom:2.5rem; }
.brand--footer{ color:var(--hueso); margin-bottom:1rem; }
.footer__brand p{ font-size:.95rem; line-height:1.7; max-width:34ch; }
.footer__nav{ display:flex; flex-direction:column; gap:.7rem; }
.footer__nav a{ transition:color .3s; }
.footer__nav a:hover{ color:var(--solar); }
.footer__social span{ display:block; font-size:.8rem; text-transform:uppercase; letter-spacing:.15em; margin-bottom:1rem; color:var(--arena); }
.footer__icons{ display:flex; gap:.7rem; }
.soc{
  display:grid; place-items:center; width:42px; height:42px; border-radius:50%;
  border:1px solid rgba(251,247,238,.25); font-size:.78rem; font-weight:600; letter-spacing:.04em;
  transition:.3s var(--ease);
}
.soc:hover{ background:var(--solar); color:var(--tinta); border-color:var(--solar); transform:translateY(-3px); }

.footer__bottom{
  border-top:1px solid rgba(251,247,238,.12); padding:1.5rem var(--pad);
  display:flex; flex-wrap:wrap; gap:.5rem 1.5rem; justify-content:space-between;
  font-size:.78rem; color:rgba(251,247,238,.5); max-width:var(--maxw); margin-inline:auto;
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal{ opacity:0; transform:translateY(28px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in{ opacity:1; transform:none; }
.reveal:nth-child(2){ transition-delay:.08s; }
.reveal:nth-child(3){ transition-delay:.16s; }
.reveal:nth-child(4){ transition-delay:.24s; }

@media (prefers-reduced-motion:reduce){
  *{ animation:none!important; transition:none!important; }
  .reveal{ opacity:1; transform:none; }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:900px){
  .historia__grid,.sabor__grid{ grid-template-columns:1fr; }
  .sabor__media{ order:-1; }
  .grid-gallery{ grid-template-columns:repeat(2,1fr); grid-auto-rows:180px; }
  .g-item--wide{ grid-column:span 2; }
  .comprar__cards{ grid-template-columns:1fr; }
  .footer__inner{ grid-template-columns:1fr 1fr; }
}

@media (max-width:680px){
  .nav__links{
    position:fixed; inset:0 0 0 auto; width:min(78vw,320px);
    flex-direction:column; align-items:flex-start; justify-content:center; gap:1.8rem;
    background:var(--tinta); padding:2rem; transform:translateX(110%);
    transition:transform .4s var(--ease); box-shadow:-20px 0 60px rgba(0,0,0,.4);
  }
  .nav__links.open{ transform:translateX(0); }
  .nav__links a{ color:var(--hueso)!important; font-size:1.15rem; }
  .nav.scrolled .nav__links a{ color:var(--hueso)!important; }
  .nav__burger{ display:flex; z-index:101; }
  .nav__burger.active span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
  .nav__burger.active span:nth-child(2){ opacity:0; }
  .nav__burger.active span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
  .nav.scrolled .nav__burger.active span{ background:var(--hueso); }

  .historia__stats{ gap:1.5rem; }
  .grid-gallery{ grid-template-columns:1fr; grid-auto-rows:240px; }
  .g-item--wide,.g-item--tall{ grid-column:auto; grid-row:auto; }
  .footer__inner{ grid-template-columns:1fr; gap:2rem; }
  .footer__bottom{ flex-direction:column; }
}