/* =========================================================
   BIG Agronegócios — Institutional Site
   ========================================================= */

:root {
  /* Palette */
  --green-forest: #1c2e21;
  --green-forest-dark: #101b14;
  --green-olive: #5f6b41;
  --green-olive-light: #7c8a57;
  --sand: #e9e1cb;
  --sand-light: #f1ebd9;
  --off-white: #faf8f2;
  --white: #ffffff;
  --coffee: #3c2a1e;
  --coffee-light: #6b4a34;
  --gray-dark: #262a25;
  --gray-mid: #5a5f57;
  --gold: #9a6b00;
  --gold-light: #c79a3b;

  /* Type */
  --font-serif: "Fraunces", "Georgia", serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  /* Layout */
  --container: 1240px;
  --header-h: 84px;
  --radius: 4px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--gray-dark);
  background: var(--off-white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }
h1, h2, h3, h4, p { margin: 0; }
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}
section { position: relative; }
::selection { background: var(--gold-light); color: var(--green-forest-dark); }

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}

/* ---------- Typography helpers ---------- */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
}
.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--gold);
}
.eyebrow--light { color: var(--sand); }
.eyebrow--light::before { background: var(--sand); }

.section-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(2rem, 3.6vw, 3.1rem);
  line-height: 1.12;
  color: var(--green-forest-dark);
  letter-spacing: -0.01em;
  margin-top: 14px;
}
.section-title--light { color: var(--off-white); }
.section-sub {
  margin-top: 18px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--gray-mid);
  max-width: 620px;
}
.section-sub--light { color: rgba(250, 248, 242, 0.78); }

.section-head { max-width: 720px; margin-bottom: 56px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 30px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: all 0.35s var(--ease);
  white-space: nowrap;
}
.btn-primary {
  background: var(--gold);
  color: var(--off-white);
  border-color: var(--gold);
}
.btn-primary:hover { background: var(--gold-light); border-color: var(--gold-light); transform: translateY(-2px); }
.btn-outline {
  background: transparent;
  color: var(--off-white);
  border-color: rgba(250, 248, 242, 0.5);
}
.btn-outline:hover { background: rgba(250, 248, 242, 0.12); border-color: var(--off-white); transform: translateY(-2px); }
.btn-outline.dark { color: var(--green-forest-dark); border-color: rgba(28, 46, 33, 0.35); }
.btn-outline.dark:hover { background: rgba(28, 46, 33, 0.06); border-color: var(--green-forest-dark); }
.btn-whatsapp {
  background: var(--green-forest-dark);
  color: var(--off-white);
  border-color: var(--green-forest-dark);
}
.btn-whatsapp:hover { background: var(--green-forest); transform: translateY(-2px); }
.btn svg { width: 18px; height: 18px; flex-shrink: 0; }

/* =========================================================
   Photo placeholder system
   Every future real photograph lives inside a .ph block.
   Swap by replacing the element's content with an <img>.
   ========================================================= */
.ph {
  position: relative;
  overflow: hidden;
  background: linear-gradient(155deg, var(--green-forest) 0%, var(--green-forest-dark) 68%, #0c1610 100%);
  isolation: isolate;
}
.ph::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(-42deg, rgba(255,255,255,0.05) 0 2px, transparent 2px 22px);
  z-index: 1;
}
.ph::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 90% at 15% 10%, rgba(255,255,255,0.10), transparent 55%);
  z-index: 1;
}
.ph img.ph-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
  display: block;
}
.ph .ph-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}
.ph .ph-icon svg { width: 34%; height: 34%; max-width: 160px; max-height: 160px; opacity: 0.16; }
.ph .ph-caption {
  position: absolute;
  left: 18px;
  bottom: 16px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 13px;
  border-radius: 30px;
  background: rgba(16, 27, 20, 0.55);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,0.14);
  color: rgba(250,248,242,0.85);
  font-size: 11.5px;
  letter-spacing: 0.03em;
}
.ph .ph-caption svg { width: 13px; height: 13px; opacity: 0.85; flex-shrink: 0; }

/* Tonal variants for visual rhythm */
.ph--olive { background: linear-gradient(155deg, var(--green-olive) 0%, var(--green-forest) 75%); }
.ph--sand { background: linear-gradient(155deg, #cdbf93 0%, var(--coffee) 120%); }
.ph--coffee { background: linear-gradient(155deg, var(--coffee-light) 0%, var(--coffee) 60%, #241610 100%); }
.ph--deep { background: linear-gradient(155deg, #24382b 0%, #0c1610 100%); }

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background-color 0.4s var(--ease), box-shadow 0.4s var(--ease), height 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.site-header.is-scrolled {
  height: 72px;
  background: rgba(250, 248, 242, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 24px rgba(16, 27, 20, 0.06);
  border-bottom-color: rgba(28, 46, 33, 0.08);
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 34px; width: auto; transition: filter 0.4s var(--ease); }
.site-header.is-scrolled .brand img.logo-white { display: none; }
.site-header .brand img.logo-gold { display: none; }
.site-header.is-scrolled .brand img.logo-gold { display: block; }

.nav-desktop { display: flex; align-items: center; gap: 40px; }
.nav-desktop a {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--off-white);
  position: relative;
  padding: 6px 0;
  transition: color 0.3s var(--ease);
}
.site-header.is-scrolled .nav-desktop a { color: var(--gray-dark); }
.nav-desktop a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: currentColor;
  transition: width 0.3s var(--ease);
}
.nav-desktop a:hover::after { width: 100%; }
.nav-desktop a:hover { color: var(--gold-light); }
.site-header.is-scrolled .nav-desktop a:hover { color: var(--gold); }

.header-actions { display: flex; align-items: center; gap: 18px; }
.header-actions .btn { padding: 12px 22px; font-size: 12.5px; }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 30px;
  height: 22px;
  background: transparent;
  border: none;
  padding: 0;
  z-index: 210;
}
.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--off-white);
  transition: all 0.35s var(--ease);
}
.site-header.is-scrolled .hamburger span { background: var(--green-forest-dark); }
.mobile-nav.is-open ~ .site-header .hamburger span,
body.nav-open .hamburger span { background: var(--off-white) !important; }
body.nav-open .hamburger span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
body.nav-open .hamburger span:nth-child(2) { opacity: 0; }
body.nav-open .hamburger span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 199;
  background: var(--green-forest-dark);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 30px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity 0.4s var(--ease), transform 0.4s var(--ease), visibility 0.4s;
}
body.nav-open .mobile-nav { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-nav a { font-family: var(--font-serif); font-size: 28px; color: var(--off-white); }
.mobile-nav .btn { margin-top: 10px; }

/* =========================================================
   Hero
   ========================================================= */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: flex-end;
  color: var(--off-white);
  overflow: hidden;
}
.hero .ph { position: absolute; inset: 0; z-index: 0; }
.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(0deg, rgba(10, 17, 12, 0.86) 0%, rgba(10, 17, 12, 0.35) 48%, rgba(10, 17, 12, 0.55) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-bottom: 96px;
  padding-top: 180px;
}
.hero-brand {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 26px;
  display: block;
  opacity: 0.95;
}
.hero-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(2.6rem, 6vw, 5.2rem);
  line-height: 1.05;
  max-width: 900px;
  letter-spacing: -0.015em;
}
.hero-text {
  margin-top: 26px;
  font-size: 18px;
  line-height: 1.7;
  max-width: 540px;
  color: rgba(250, 248, 242, 0.86);
}
.hero-actions { margin-top: 44px; display: flex; gap: 18px; flex-wrap: wrap; }
.hero-scroll {
  position: absolute;
  right: 40px;
  bottom: 40px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(250, 248, 242, 0.75);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.hero-scroll .line { width: 1px; height: 44px; background: rgba(250,248,242,0.4); position: relative; overflow: hidden; }
.hero-scroll .line::after {
  content: "";
  position: absolute;
  top: -44px; left: 0; width: 100%; height: 44px;
  background: var(--gold-light);
  animation: scrollLine 2.2s var(--ease) infinite;
}
@keyframes scrollLine { to { top: 100%; } }

/* =========================================================
   Reveal animations
   ========================================================= */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }
[data-reveal="fade"] { transform: none; }
[data-reveal-delay="1"] { transition-delay: 0.1s; }
[data-reveal-delay="2"] { transition-delay: 0.22s; }
[data-reveal-delay="3"] { transition-delay: 0.34s; }
[data-reveal-delay="4"] { transition-delay: 0.46s; }

/* =========================================================
   Stat strip (small indicators)
   ========================================================= */
.stat-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
  margin-top: 48px;
  padding-top: 40px;
  border-top: 1px solid rgba(28, 46, 33, 0.12);
}
.stat-item { min-width: 150px; }
.stat-item .num {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  color: var(--green-forest-dark);
  font-weight: 600;
}
.stat-item .label {
  margin-top: 6px;
  font-size: 13.5px;
  color: var(--gray-mid);
  letter-spacing: 0.01em;
}

/* =========================================================
   About section
   ========================================================= */
.about { background: var(--off-white); padding: 140px 0 120px; }
.about .container { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 90px; align-items: center; }
.about-media { position: relative; }
.about-media .ph { aspect-ratio: 4 / 5; border-radius: 2px; }
.about-media .ph-accent {
  position: absolute;
  bottom: -28px;
  right: -28px;
  width: 46%;
  aspect-ratio: 1.3 / 1;
  z-index: 1;
  border: 8px solid var(--off-white);
}
.about-text .btn { margin-top: 40px; }

/* =========================================================
   Culturas grid
   ========================================================= */
.culturas { background: var(--sand-light); padding: 140px 0; }
.culturas-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.crop-card {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: 3px;
  cursor: default;
}
.crop-card .ph { position: absolute; inset: 0; }
.crop-card .ph-icon svg { transition: transform 0.6s var(--ease); }
.crop-card:hover .ph-icon svg { transform: scale(1.08); }
.crop-card-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  background: linear-gradient(0deg, rgba(8,14,10,0.92) 0%, rgba(8,14,10,0.05) 62%);
}
.crop-card-name {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--off-white);
  font-weight: 600;
}
.crop-card-desc {
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.55;
  color: rgba(250,248,242,0.82);
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.5s var(--ease), opacity 0.4s var(--ease), margin 0.5s var(--ease);
}
.crop-card:hover .crop-card-desc,
.crop-card:focus-within .crop-card-desc { max-height: 90px; opacity: 1; }
.crop-card-index {
  position: absolute;
  top: 18px; right: 18px;
  z-index: 3;
  font-family: var(--font-serif);
  font-size: 13px;
  color: rgba(250,248,242,0.7);
  border: 1px solid rgba(250,248,242,0.35);
  border-radius: 50%;
  width: 30px; height: 30px;
  display: flex; align-items: center; justify-content: center;
}
.crop-card::before {
  content: "";
  position: absolute; inset: 0; z-index: 2;
  background: rgba(8, 14, 10, 0.15);
  transition: background 0.4s var(--ease);
  pointer-events: none;
}
.crop-card:hover::before { background: rgba(8, 14, 10, 0); }
.crop-card.is-placeholder .crop-card-name { color: var(--sand); }
.crop-card.is-placeholder .crop-card-badge {
  position: absolute; top: 18px; left: 18px; z-index: 3;
  font-size: 10.5px; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--gold-light); background: rgba(8,14,10,0.55);
  padding: 5px 10px; border-radius: 20px; border: 1px solid rgba(255,255,255,0.16);
}

/* =========================================================
   Coffee feature
   ========================================================= */
.coffee-feature {
  position: relative;
  min-height: 84vh;
  display: flex;
  align-items: center;
  color: var(--off-white);
  overflow: hidden;
}
.coffee-feature .ph { position: absolute; inset: 0; z-index: 0; }
.coffee-feature .hero-overlay { background: linear-gradient(100deg, rgba(9,15,11,0.94) 18%, rgba(9,15,11,0.55) 62%, rgba(9,15,11,0.3) 100%); }
.coffee-feature .container { position: relative; z-index: 2; padding: 100px 32px; }
.coffee-feature-inner { max-width: 620px; }
.coffee-feature p.lead {
  margin-top: 24px;
  font-size: 18px;
  line-height: 1.75;
  color: rgba(250,248,242,0.86);
}
.coffee-points {
  margin-top: 40px;
  display: grid;
  gap: 18px;
}
.coffee-points li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 15px;
  color: rgba(250,248,242,0.9);
}
.coffee-points svg { width: 20px; height: 20px; flex-shrink: 0; margin-top: 2px; color: var(--gold-light); }

/* =========================================================
   Timeline (Nosso Campo)
   ========================================================= */
.campo { background: var(--off-white); padding: 140px 0; }
.timeline {
  margin-top: 70px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute;
  top: 21px; left: 0; right: 0;
  height: 1px;
  background: rgba(28,46,33,0.15);
}
.timeline-step { position: relative; padding: 0 18px 0 0; text-align: left; }
.timeline-step .dot {
  width: 42px; height: 42px;
  border-radius: 50%;
  background: var(--off-white);
  border: 1px solid rgba(28,46,33,0.2);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-serif);
  font-size: 15px;
  color: var(--green-forest-dark);
  margin-bottom: 26px;
  position: relative; z-index: 1;
  transition: background 0.35s var(--ease), color 0.35s var(--ease), border-color 0.35s var(--ease);
}
.timeline-step:hover .dot { background: var(--gold); border-color: var(--gold); color: var(--off-white); }
.timeline-step h3 { font-family: var(--font-serif); font-size: 19px; color: var(--green-forest-dark); font-weight: 600; }
.timeline-step p { margin-top: 10px; font-size: 14px; line-height: 1.6; color: var(--gray-mid); max-width: 210px; }

/* =========================================================
   Sustentabilidade
   ========================================================= */
.sustain {
  background: var(--green-forest-dark);
  color: var(--off-white);
  padding: 140px 0;
}
.sustain .section-head { margin-bottom: 70px; }
.sustain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: rgba(250,248,242,0.08);
}
.sustain-card {
  background: var(--green-forest-dark);
  padding: 40px 34px;
  transition: background 0.4s var(--ease);
}
.sustain-card:hover { background: #14211a; }
.sustain-card svg { width: 34px; height: 34px; color: var(--gold-light); }
.sustain-card h3 { margin-top: 24px; font-family: var(--font-serif); font-size: 19px; font-weight: 600; }
.sustain-card p { margin-top: 12px; font-size: 14.5px; line-height: 1.65; color: rgba(250,248,242,0.68); }

/* =========================================================
   Região
   ========================================================= */
.region { background: var(--sand-light); padding: 140px 0; }
.region .container { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 90px; align-items: center; }
.region-map { display: flex; align-items: center; justify-content: center; }
.region-map svg { width: 100%; max-width: 380px; height: auto; }
.region-text .btn { margin-top: 8px; }
.region-list { margin-top: 34px; display: grid; gap: 16px; }
.region-list li { display: flex; gap: 12px; font-size: 15px; color: var(--gray-dark); align-items: flex-start; }
.region-list svg { width: 18px; height: 18px; color: var(--gold); flex-shrink: 0; margin-top: 3px; }

/* =========================================================
   Galeria
   ========================================================= */
.gallery { background: var(--off-white); padding: 140px 0; }
.gallery-grid {
  margin-top: 60px;
  columns: 4 240px;
  column-gap: 18px;
}
.gallery-item {
  break-inside: avoid;
  margin-bottom: 18px;
  border-radius: 2px;
  overflow: hidden;
  cursor: zoom-in;
  position: relative;
}
.gallery-item .ph { position: static; }
.gallery-item:nth-child(3n+1) .ph { aspect-ratio: 3/4; }
.gallery-item:nth-child(3n+2) .ph { aspect-ratio: 1/1; }
.gallery-item:nth-child(3n) .ph { aspect-ratio: 4/3; }
.gallery-item .ph-icon svg { transition: transform 0.6s var(--ease); }
.gallery-item:hover .ph-icon svg { transform: scale(1.1) rotate(2deg); }
.gallery-item .zoom-hint {
  position: absolute; inset: 0; z-index: 2;
  display: flex; align-items: center; justify-content: center;
  background: rgba(8,14,10,0); transition: background 0.35s var(--ease);
}
.gallery-item .zoom-hint svg { width: 26px; height: 26px; color: var(--off-white); opacity: 0; transition: opacity 0.35s var(--ease); }
.gallery-item:hover .zoom-hint { background: rgba(8,14,10,0.28); }
.gallery-item:hover .zoom-hint svg { opacity: 1; }

.lightbox {
  position: fixed; inset: 0; z-index: 400;
  background: rgba(8,14,10,0.94);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden;
  transition: opacity 0.4s var(--ease), visibility 0.4s;
  padding: 60px 24px;
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox-inner { width: 100%; max-width: 900px; aspect-ratio: 16/10; }
.lightbox-inner .ph { width: 100%; height: 100%; }
.lightbox-close {
  position: absolute; top: 28px; right: 32px;
  width: 46px; height: 46px; border-radius: 50%;
  border: 1px solid rgba(250,248,242,0.3);
  background: transparent; color: var(--off-white);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.3s var(--ease);
}
.lightbox-close:hover { background: rgba(250,248,242,0.12); }
.lightbox-close svg { width: 20px; height: 20px; }
.lightbox-caption {
  position: absolute; bottom: 34px; left: 0; right: 0;
  text-align: center; color: rgba(250,248,242,0.75); font-size: 13.5px; letter-spacing: 0.04em;
}

/* =========================================================
   Contato
   ========================================================= */
.contact { background: var(--green-forest-dark); color: var(--off-white); padding: 140px 0 100px; }
.contact .container { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 90px; }
.contact-info p.section-sub { margin-bottom: 36px; }
.contact-list { display: grid; gap: 22px; margin-bottom: 40px; }
.contact-list li { display: flex; gap: 16px; align-items: flex-start; }
.contact-list .ico {
  width: 42px; height: 42px; border-radius: 50%;
  border: 1px solid rgba(250,248,242,0.24);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-list .ico svg { width: 18px; height: 18px; color: var(--gold-light); }
.contact-list .label { font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(250,248,242,0.5); }
.contact-list .value { margin-top: 4px; font-size: 15.5px; }
.social-row { display: flex; gap: 12px; }
.social-row a {
  width: 42px; height: 42px; border-radius: 50%;
  border: 1px solid rgba(250,248,242,0.24);
  display: flex; align-items: center; justify-content: center;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease);
}
.social-row a:hover { background: var(--gold); border-color: var(--gold); }
.social-row svg { width: 17px; height: 17px; }

.contact-form { background: rgba(250,248,242,0.04); border: 1px solid rgba(250,248,242,0.12); border-radius: 4px; padding: 42px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { margin-bottom: 20px; }
.field label { display: block; font-size: 12.5px; letter-spacing: 0.05em; text-transform: uppercase; color: rgba(250,248,242,0.62); margin-bottom: 9px; }
.field input, .field textarea, .field select {
  width: 100%;
  background: rgba(250,248,242,0.05);
  border: 1px solid rgba(250,248,242,0.2);
  border-radius: 3px;
  padding: 13px 15px;
  color: var(--off-white);
  font-family: var(--font-sans);
  font-size: 14.5px;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.field input::placeholder, .field textarea::placeholder { color: rgba(250,248,242,0.35); }
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--gold-light); background: rgba(250,248,242,0.08);
}
.field textarea { resize: vertical; min-height: 120px; }
.form-foot { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-top: 8px; }
.form-note { font-size: 12.5px; color: rgba(250,248,242,0.45); max-width: 320px; }
.form-success {
  display: none;
  align-items: center; gap: 10px;
  color: var(--gold-light); font-size: 14.5px;
  padding: 14px 0;
}
.form-success svg { width: 20px; height: 20px; }
.contact-form.is-sent .form-success { display: flex; }
.contact-form.is-sent form { display: none; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer { background: #101b14; color: rgba(250,248,242,0.65); padding: 70px 0 28px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 60px; padding-bottom: 50px; border-bottom: 1px solid rgba(250,248,242,0.08); }
.footer-brand img { height: 30px; margin-bottom: 18px; }
.footer-brand p { font-size: 14px; line-height: 1.7; max-width: 300px; color: rgba(250,248,242,0.5); }
.footer-col h4 { font-family: var(--font-sans); font-size: 12.5px; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(250,248,242,0.85); margin-bottom: 20px; }
.footer-col ul { display: grid; gap: 12px; }
.footer-col a { font-size: 14.5px; transition: color 0.3s var(--ease); }
.footer-col a:hover { color: var(--gold-light); }
.footer-social { display: flex; gap: 10px; margin-top: 4px; }
.footer-social a {
  width: 38px; height: 38px; border-radius: 50%;
  border: 1px solid rgba(250,248,242,0.16);
  display: flex; align-items: center; justify-content: center;
}
.footer-social a:hover { border-color: var(--gold-light); }
.footer-social svg { width: 15px; height: 15px; }
.footer-bottom { padding-top: 26px; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 14px; font-size: 12.5px; color: rgba(250,248,242,0.4); }

/* =========================================================
   WhatsApp floating button
   ========================================================= */
.wa-float {
  position: fixed;
  right: 26px; bottom: 26px;
  z-index: 150;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: var(--gold);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 26px rgba(0,0,0,0.28);
  transition: transform 0.35s var(--ease), background 0.35s var(--ease);
}
.wa-float:hover { transform: translateY(-3px) scale(1.05); background: var(--gold-light); }
.wa-float svg { width: 27px; height: 27px; color: var(--off-white); }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1100px) {
  .culturas-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 980px) {
  .nav-desktop, .header-actions .btn-outline { display: none; }
  .hamburger { display: flex; }
  .about .container, .region .container, .contact .container { grid-template-columns: 1fr; gap: 50px; }
  .about-media { order: -1; }
  .sustain-grid { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(3, 1fr); row-gap: 46px; }
  .timeline::before { display: none; }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .container { padding: 0 22px; }
  .culturas-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { columns: 2 180px; }
  .sustain-grid { grid-template-columns: 1fr; }
  .timeline { grid-template-columns: 1fr; }
  .timeline-step { padding-left: 0; display: flex; gap: 18px; align-items: flex-start; }
  .timeline-step .dot { margin-bottom: 0; flex-shrink: 0; }
  .about, .culturas, .campo, .sustain, .region, .gallery, .contact { padding: 90px 0; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
  .stat-strip { gap: 28px; }
  .contact-form { padding: 28px; }
  .header-actions .btn-whatsapp { padding: 10px 16px; font-size: 0; }
  .header-actions .btn-whatsapp svg { margin: 0; }
  .hero-scroll { display: none; }
  .hero-content { padding-top: 140px; padding-bottom: 64px; }
}

@media (max-width: 480px) {
  .culturas-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid { columns: 2 140px; }
}