/* ============================================================
   BIG PEIXE — Vinhos & Pescados
   ============================================================ */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
table { border-collapse: collapse; }

/* ---------- Design tokens ---------- */
:root {
  /* Brand palette (from the Big Peixe seal) */
  --navy-950: #0a1220;
  --navy-900: #0e192c;
  --navy-800: #15233d;
  --navy-700: #1c2f4f;
  --navy-600: #2a4066;

  /* Sampled directly from the logo badge metal */
  --brand-blue: #143264;
  --brand-blue-light: #245ab4;
  --brand-blue-deep: #0b1b37;

  --silver-100: #f5f6f8;
  --silver-200: #e5e8ec;
  --silver-300: #c9ced6;
  --silver-500: #9aa1ac;
  --silver-700: #6b7280;

  --wine-900: #3a0f16;
  --wine-700: #5c1a26;
  --wine-600: #7a2333;
  --wine-500: #8f2c3f;
  --wine-400: #a83a4f;

  --gold: #c9a769;

  --cream: #f7f4ee;
  --ink: #0e192c;

  --bg: var(--navy-950);
  --surface: var(--navy-900);
  --surface-alt: var(--navy-800);
  --text: var(--silver-100);
  --text-muted: #aab3c2;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Manrope', 'Segoe UI', sans-serif;

  --container: 1220px;
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --ease: cubic-bezier(.22,.68,.32,1);
}

/* ---------- Base ---------- */
html, body { background: var(--bg); }
body {
  font-family: var(--font-body);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: #fff;
}

h2 { font-size: clamp(2rem, 4vw, 2.9rem); }
h3 { font-size: 1.3rem; color: inherit; }

p { color: var(--text-muted); }

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.section { padding-block: clamp(4.5rem, 9vw, 7.5rem); position: relative; }

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--wine-400);
  margin-bottom: 0.9rem;
}

.section-head { max-width: 640px; margin-bottom: 3.5rem; }
.section-head.section-head-light p.eyebrow { color: var(--gold); }

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 999;
  background: var(--wine-600); color: #fff; padding: .75rem 1.25rem; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

.grain-overlay {
  position: fixed; inset: 0; pointer-events: none; z-index: 500; opacity: 0.035; mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .95rem 1.9rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease);
  white-space: nowrap;
}
.btn .icon { width: 18px; height: 18px; fill: currentColor; }
.btn-primary { background: linear-gradient(135deg, var(--wine-500), var(--wine-700)); color: #fff; box-shadow: 0 10px 30px -8px rgba(143,44,63,.65); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 36px -8px rgba(143,44,63,.8); }
.btn-outline { border: 1.5px solid rgba(245,246,248,.35); color: #fff; }
.btn-outline:hover { background: rgba(245,246,248,.1); transform: translateY(-3px); border-color: rgba(245,246,248,.6); }
.btn-ghost { border: 1.5px solid var(--navy-600); color: var(--navy-800); }
.btn-ghost:hover { background: var(--navy-800); color: #fff; transform: translateY(-3px); }
.btn-sm { padding: .65rem 1.3rem; font-size: 0.85rem; }
.btn-lg { padding: 1.15rem 2.5rem; font-size: 1.05rem; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); transition-delay: calc(var(--d, 0) * 90ms); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
[data-delay="1"] { --d: 1; } [data-delay="2"] { --d: 2; } [data-delay="3"] { --d: 3; }
[data-delay="4"] { --d: 4; } [data-delay="5"] { --d: 5; } [data-delay="6"] { --d: 6; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; }
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: fixed; inset-inline: 0; top: 0; z-index: 200;
  background: linear-gradient(120deg, var(--brand-blue-light), var(--brand-blue) 55%, var(--brand-blue-deep));
  backdrop-filter: blur(10px) saturate(140%);
  box-shadow: 0 4px 24px -10px rgba(4, 16, 48, .6);
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: box-shadow .4s var(--ease), padding .4s var(--ease);
  padding-block: 1.3rem;
}
.site-header.is-scrolled {
  box-shadow: 0 10px 34px -12px rgba(2, 10, 32, .75);
  padding-block: .8rem;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }

.brand { display: flex; align-items: center; gap: .7rem; }
.brand-mark { width: 46px; height: 46px; object-fit: contain; filter: drop-shadow(0 4px 10px rgba(0,0,0,.4)); transition: width .4s var(--ease), height .4s var(--ease); }
.site-header.is-scrolled .brand-mark { width: 40px; height: 40px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong { font-family: var(--font-display); font-size: 1.05rem; letter-spacing: .04em; color: #fff; }
.brand-text small { font-size: .62rem; letter-spacing: .18em; color: var(--silver-500); text-transform: uppercase; }

.main-nav ul { display: flex; gap: 2.1rem; }
.nav-link { position: relative; font-size: .92rem; font-weight: 600; color: var(--silver-200); padding-block: .3rem; }
.nav-link::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 1.5px;
  background: var(--gold); transition: width .35s var(--ease);
}
.nav-link:hover { color: #fff; }
.nav-link:hover::after { width: 100%; }

.header-actions { display: flex; align-items: center; gap: 1rem; }

.menu-toggle { display: none; position: relative; z-index: 160; flex-direction: column; justify-content: center; gap: 5px; width: 34px; height: 34px; }
.menu-toggle span { display: block; height: 2px; width: 100%; background: #fff; border-radius: 2px; transition: transform .35s var(--ease), opacity .35s var(--ease); }
.menu-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.is-open span:nth-child(2) { opacity: 0; }
.menu-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center;
  overflow: hidden;
  padding-top: 6rem;
  background: radial-gradient(circle at 50% 0%, var(--navy-800) 0%, var(--navy-950) 62%);
}

.hero-bg { position: absolute; inset: 0; z-index: 0; color: var(--navy-900); }
.blob { position: absolute; border-radius: 50%; filter: blur(70px); opacity: .55; animation: float 16s ease-in-out infinite; }
.blob-wine { width: 480px; height: 480px; background: var(--wine-600); top: -8%; left: -10%; animation-delay: 0s; }
.blob-silver { width: 380px; height: 380px; background: var(--silver-500); opacity: .18; top: 10%; right: -8%; animation-delay: -5s; }
.blob-navy { width: 520px; height: 520px; background: var(--navy-600); bottom: -18%; left: 30%; animation-delay: -10s; }
@keyframes float {
  0%, 100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(4%, 6%) scale(1.08); }
  66% { transform: translate(-4%, -3%) scale(0.96); }
}
.hero-waves { position: absolute; bottom: -2px; left: 0; width: 100%; height: 140px; color: var(--navy-950); }

.hero-inner { position: relative; z-index: 2; display: flex; flex-direction: column; align-items: center; }

.hero-logo { width: clamp(160px, 26vw, 260px); margin-block: 1.5rem 1.8rem; animation: breathe 7s ease-in-out infinite; filter: drop-shadow(0 20px 45px rgba(0,0,0,.55)); }
.hero-logo img { width: 100%; height: auto; }
@keyframes breathe { 0%,100% { transform: translateY(0) scale(1); } 50% { transform: translateY(-10px) scale(1.02); } }

.hero-title { font-size: clamp(2.4rem, 6vw, 4.4rem); color: #fff; max-width: 16ch; }
.hero-subtitle { max-width: 46ch; margin-top: 1.4rem; font-size: 1.08rem; color: var(--silver-300); }
.hero-ctas { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; margin-top: 2.4rem; }

.hero-pills { display: flex; flex-wrap: wrap; justify-content: center; gap: .8rem; margin-top: 3rem; }
.hero-pills li {
  font-size: .78rem; font-weight: 600; letter-spacing: .03em; color: var(--silver-200);
  padding: .55rem 1.1rem; border-radius: 999px; border: 1px solid rgba(245,246,248,.18);
  background: rgba(245,246,248,.05); backdrop-filter: blur(6px);
}

.scroll-cue {
  position: absolute; bottom: 2.4rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  font-size: .7rem; letter-spacing: .18em; text-transform: uppercase; color: var(--silver-500);
  z-index: 2;
}
.scroll-cue svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; animation: bounce 2.2s ease-in-out infinite; }
@keyframes bounce { 0%,100% { transform: translateY(0); opacity: .6; } 50% { transform: translateY(8px); opacity: 1; } }

/* ============================================================
   MARQUEE
   ============================================================ */
.marquee {
  background: linear-gradient(90deg, var(--wine-700), var(--wine-500));
  overflow: hidden;
  padding-block: .9rem;
  transform: rotate(-1deg) scale(1.02);
  box-shadow: 0 10px 30px -10px rgba(0,0,0,.5);
  position: relative; z-index: 3;
}
.marquee-track { display: flex; width: max-content; gap: 2.5rem; animation: scroll-left 32s linear infinite; }
.marquee-track span { font-family: var(--font-display); font-weight: 600; font-size: 1rem; color: #fff; letter-spacing: .04em; white-space: nowrap; opacity: .95; }
@keyframes scroll-left { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ============================================================
   ABOUT
   ============================================================ */
.about { background: var(--navy-950); }
.about-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.about-visual { display: flex; justify-content: center; }
.about-visual-ring { width: min(320px, 80%); aspect-ratio: 1; position: relative; }
.about-visual-ring::before {
  content: ""; position: absolute; inset: -18px; border-radius: 50%;
  background: conic-gradient(from 0deg, var(--wine-600), transparent 30%, var(--silver-500) 60%, transparent 90%);
  opacity: .35; filter: blur(18px); animation: spin 14s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.about-visual-ring svg { position: relative; z-index: 1; }

.about-content p { margin-top: 1.3rem; max-width: 52ch; }
.about-content h2 { margin-top: .3rem; }

.stats { display: flex; gap: clamp(1.5rem, 5vw, 3.5rem); margin-top: 2.6rem; flex-wrap: wrap; }
.stat { display: flex; flex-wrap: wrap; align-items: baseline; gap: .1rem; }
.stat-number { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; color: var(--gold); }
.stat-suffix { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; color: var(--gold); }
.stat p { width: 100%; margin-top: .2rem; font-size: .82rem; color: var(--silver-500); text-transform: uppercase; letter-spacing: .08em; }

/* ============================================================
   CATÁLOGO / CARDÁPIO
   ============================================================ */
.catalog-section { background: linear-gradient(180deg, var(--navy-950), var(--navy-900)); }
.section-head { text-align: left; }
.section-head p:not(.eyebrow) { margin-top: 1rem; max-width: 50ch; font-size: .98rem; }

.product-filters {
  display: flex; flex-wrap: wrap; gap: .7rem;
  margin-bottom: 2.6rem;
}
.filter-chip {
  padding: .6rem 1.3rem; border-radius: 999px;
  font-size: .85rem; font-weight: 700; letter-spacing: .02em;
  color: var(--silver-300); border: 1px solid rgba(245,246,248,.16);
  background: rgba(245,246,248,.03);
  transition: background .35s var(--ease), border-color .35s var(--ease), color .35s var(--ease), transform .25s var(--ease);
}
.filter-chip:hover { border-color: rgba(201,167,105,.5); color: #fff; }
.filter-chip.is-active { background: linear-gradient(135deg, var(--wine-500), var(--wine-700)); border-color: transparent; color: #fff; transform: translateY(-1px); }

.product-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.4rem;
}
.product-card {
  background: linear-gradient(160deg, rgba(255,255,255,.05), rgba(255,255,255,.015));
  border: 1px solid rgba(245,246,248,.08);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease);
}
.product-card.is-hidden { display: none; }
.product-card.is-entering { animation: cardIn .5s var(--ease) backwards; }
@keyframes cardIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: translateY(0); } }
.product-card:hover {
  transform: translateY(-6px);
  border-color: rgba(201,167,105,.4);
  box-shadow: 0 20px 40px -20px rgba(0,0,0,.6);
}

.product-photo { position: relative; aspect-ratio: 4 / 3; overflow: hidden; }
.product-photo img { width: 100%; height: 100%; object-fit: cover; position: relative; z-index: 1; transition: opacity .3s, transform .6s var(--ease); }
.product-card:hover .product-photo img { transform: scale(1.06); }
.product-photo-fallback {
  position: absolute; inset: 0; z-index: 0;
  display: flex; align-items: center; justify-content: center;
}
.product-photo-fallback svg { width: 34%; height: 34%; fill: none; stroke: currentColor; stroke-width: 1.6; opacity: .85; }
.product-photo--peixes { background: linear-gradient(160deg, var(--navy-700), var(--navy-900)); color: var(--gold); }
.product-photo--carnes { background: linear-gradient(160deg, var(--wine-600), var(--wine-900)); color: var(--silver-100); }
.product-photo--vinhos { background: linear-gradient(160deg, var(--wine-900), var(--navy-900)); color: var(--gold); }
.product-photo--espumantes { background: linear-gradient(160deg, #d9be86, var(--gold) 70%, #8a6a35); color: var(--navy-900); }
.product-photo--outros { background: linear-gradient(160deg, var(--silver-700), var(--navy-800)); color: var(--silver-100); }

.product-body { padding: 1.2rem 1.3rem 1.4rem; }
.product-tag {
  display: inline-block; font-size: .68rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--gold); background: rgba(201,167,105,.12); border-radius: 999px; padding: .25rem .65rem;
  margin-bottom: .6rem;
}
.product-body h4 { font-family: var(--font-display); font-size: 1.05rem; color: #fff; margin-bottom: .5rem; line-height: 1.3; }
.product-body a { font-size: .82rem; font-weight: 700; color: var(--gold); }
.product-body a:hover { text-decoration: underline; }

/* ============================================================
   FEATURES / DIFERENCIAIS
   ============================================================ */
.features { background: var(--cream); color: var(--ink); }
.features h2, .features h3 { color: var(--ink); }
.features p { color: #56606f; }
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.8rem; }
.feature { text-align: left; }
.feature-icon {
  width: 60px; height: 60px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  background: #fff; color: var(--wine-600);
  box-shadow: 0 12px 28px -14px rgba(20,30,50,.3);
  margin-bottom: 1.3rem;
}
.feature-icon svg { width: 28px; height: 28px; fill: none; stroke: currentColor; stroke-width: 1.6; }
.feature h3 { margin-bottom: .5rem; font-size: 1.12rem; }
.feature p { font-size: .92rem; }

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials { background: var(--navy-950); text-align: center; }
.testimonials .section-head { margin-inline: auto; text-align: center; }
.testimonial-carousel { max-width: 680px; margin-inline: auto; position: relative; min-height: 220px; }
.testimonial-track { position: relative; }
.testimonial-slide {
  position: absolute; inset: 0; opacity: 0; transform: translateY(14px);
  transition: opacity .6s var(--ease), transform .6s var(--ease); pointer-events: none;
}
.testimonial-slide.is-active { position: relative; opacity: 1; transform: translateY(0); pointer-events: auto; }
.stars { color: var(--gold); font-size: 1.1rem; letter-spacing: .2em; margin-bottom: 1.2rem; }
.testimonial-slide p { font-family: var(--font-display); font-size: clamp(1.2rem, 2.6vw, 1.6rem); color: #fff; font-style: italic; line-height: 1.5; }
.testimonial-slide cite { display: block; margin-top: 1.4rem; font-style: normal; font-weight: 700; color: var(--silver-500); font-size: .85rem; letter-spacing: .06em; text-transform: uppercase; }

.testimonial-dots { display: flex; justify-content: center; gap: .6rem; margin-top: 2rem; }
.testimonial-dots button { width: 9px; height: 9px; border-radius: 50%; background: rgba(245,246,248,.25); transition: background .3s, transform .3s; }
.testimonial-dots button.is-active { background: var(--gold); transform: scale(1.3); }

/* ============================================================
   LOCATION
   ============================================================ */
.location { background: var(--navy-900); }
.location-grid { display: grid; grid-template-columns: 1fr .9fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }

.info-list { display: flex; flex-direction: column; gap: 1rem; margin-top: 1.6rem; }
.info-list li { display: flex; align-items: center; gap: .9rem; color: var(--silver-200); font-size: .95rem; }
.info-list svg { width: 20px; height: 20px; fill: var(--gold); flex-shrink: 0; }

.hours-table { margin-top: 1.8rem; width: 100%; max-width: 380px; }
.hours-table td { padding: .55rem 0; border-bottom: 1px solid rgba(245,246,248,.08); font-size: .9rem; color: var(--silver-300); }
.hours-table td:last-child { text-align: right; font-weight: 700; color: #fff; }

.location-ctas { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.2rem; }
.location .btn-ghost { border-color: rgba(245,246,248,.3); color: #fff; }
.location .btn-ghost:hover { background: rgba(245,246,248,.1); }

.location-visual { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid rgba(245,246,248,.1); aspect-ratio: 1; }
.location-visual svg { width: 100%; height: 100%; background: var(--navy-950); }

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  background: linear-gradient(120deg, var(--wine-700), var(--wine-900) 60%, var(--navy-950));
  padding-block: clamp(4rem, 8vw, 6rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(201,167,105,.18), transparent 55%);
}
.cta-banner-inner { position: relative; display: flex; flex-direction: column; align-items: center; gap: 2rem; }
.cta-banner h2 { color: #fff; max-width: 18ch; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer { background: var(--navy-950); padding-top: clamp(3.5rem, 7vw, 5.5rem); border-top: 1px solid rgba(245,246,248,.06); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2.5rem; padding-bottom: 3.5rem; }
.footer-brand .brand-mark { width: 56px; height: 56px; object-fit: contain; margin-bottom: 1rem; }
.footer-brand p { max-width: 26ch; font-size: .9rem; }
.footer-col h4 { color: #fff; font-family: var(--font-body); font-size: .85rem; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 1.1rem; }
.footer-col ul { display: flex; flex-direction: column; gap: .7rem; }
.footer-col ul li, .footer-col a { font-size: .9rem; color: var(--silver-500); transition: color .3s; }
.footer-col a:hover { color: var(--gold); }

.social-links { display: flex; gap: .8rem; }
.social-links a {
  width: 38px; height: 38px; border-radius: 50%; border: 1px solid rgba(245,246,248,.15);
  display: flex; align-items: center; justify-content: center; color: var(--silver-300);
  transition: background .3s, color .3s, transform .3s;
}
.social-links a svg { width: 17px; height: 17px; fill: currentColor; }
.social-links a:hover { background: var(--wine-600); color: #fff; border-color: transparent; transform: translateY(-3px); }

.footer-bottom { border-top: 1px solid rgba(245,246,248,.06); padding-block: 1.6rem; }
.footer-bottom p { font-size: .8rem; color: var(--silver-700); text-align: center; }

/* ============================================================
   FLOATING ACTIONS
   ============================================================ */
.whatsapp-float {
  position: fixed; right: 1.6rem; bottom: 1.6rem; z-index: 300;
  width: 58px; height: 58px; border-radius: 50%;
  background: #25D366; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 30px -8px rgba(37,211,102,.6);
  animation: pulse-ring 2.6s ease-in-out infinite;
}
.whatsapp-float svg { width: 28px; height: 28px; fill: #fff; }
.whatsapp-float:hover { transform: scale(1.08); }
@keyframes pulse-ring {
  0%, 100% { box-shadow: 0 12px 30px -8px rgba(37,211,102,.6), 0 0 0 0 rgba(37,211,102,.5); }
  50% { box-shadow: 0 12px 30px -8px rgba(37,211,102,.6), 0 0 0 12px rgba(37,211,102,0); }
}

.back-to-top {
  position: fixed; right: 1.6rem; bottom: 6.6rem; z-index: 300;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(245,246,248,.08); border: 1px solid rgba(245,246,248,.18);
  backdrop-filter: blur(8px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transform: translateY(10px);
  transition: opacity .35s var(--ease), transform .35s var(--ease), visibility .35s;
}
.back-to-top.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top svg { width: 18px; height: 18px; fill: none; stroke: #fff; stroke-width: 2; }
.back-to-top:hover { background: var(--wine-600); border-color: transparent; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .location-grid { grid-template-columns: 1fr; }
  .about-visual { order: -1; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 820px) {
  .main-nav {
    position: fixed; inset: 0; top: 0; z-index: 150;
    background: rgba(10,18,32,.98); backdrop-filter: blur(10px);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; visibility: hidden; transform: translateY(-12px);
    transition: opacity .4s var(--ease), transform .4s var(--ease), visibility .4s;
  }
  .main-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
  .main-nav ul { flex-direction: column; text-align: center; gap: 2.1rem; }
  .main-nav .nav-link { font-size: 1.4rem; font-family: var(--font-display); }
  .menu-toggle { display: flex; }
  .header-actions .btn-primary.btn-sm { display: none; }
}

@media (max-width: 680px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); gap: .9rem; }
  .features-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2.2rem; }
  .hero-pills { flex-direction: column; align-items: center; }
  .whatsapp-float { width: 52px; height: 52px; right: 1.1rem; bottom: 1.1rem; }
  .back-to-top { right: 1.1rem; bottom: 5.7rem; width: 40px; height: 40px; }
}

@media (max-width: 420px) {
  .product-grid { grid-template-columns: 1fr; }
}