/*
Theme Name: NutriGrow
Theme URI: https://www.nutrigrow.pt
Author: NutriGrow, Lda.
Author URI: https://www.nutrigrow.pt
Description: Tema oficial da NutriGrow - Inovação Sustentável para o Futuro
Version: 1.0.0
License: Privado
Text Domain: nutrigrow
Tags: clean, modern, corporate, green, science
*/

/* =============================================
   CSS VARIABLES
   ============================================= */
:root {
  --green-primary: #1D6E3E;
  --green-dark: #0F4A29;
  --green-light: #2E9E5B;
  --green-pale: #E8F5EE;
  --green-accent: #4CAF75;
  --white: #FFFFFF;
  --off-white: #F7F9F8;
  --gray-light: #F0F2F1;
  --gray-mid: #9EA8A3;
  --gray-dark: #3A4340;
  --text-primary: #1C2B26;
  --text-secondary: #4A5E58;
  --text-muted: #7A8E89;
  --border: #D8E4DF;
  --shadow-sm: 0 2px 8px rgba(15, 74, 41, 0.08);
  --shadow-md: 0 8px 32px rgba(15, 74, 41, 0.12);
  --shadow-lg: 0 16px 48px rgba(15, 74, 41, 0.16);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'DM Sans', system-ui, sans-serif;
  --max-width: 1240px;
  --section-padding: 96px 0;
}

/* =============================================
   RESET & BASE
   ============================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
ul { list-style: none; }
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

/* =============================================
   TYPOGRAPHY
   ============================================= */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
}
h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
h4 { font-size: 1.15rem; font-weight: 600; }
p { color: var(--text-secondary); line-height: 1.8; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-primary);
  margin-bottom: 16px;
}
.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--green-primary);
}
.section-title { margin-bottom: 20px; }
.section-intro { font-size: 1.1rem; color: var(--text-secondary); max-width: 640px; margin-bottom: 56px; }

/* =============================================
   BUTTONS
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: var(--green-primary);
  color: var(--white);
  border-color: var(--green-primary);
}
.btn-primary:hover {
  background: var(--green-dark);
  border-color: var(--green-dark);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--green-primary);
  border-color: var(--green-primary);
}
.btn-outline:hover {
  background: var(--green-primary);
  color: var(--white);
}
.btn-white {
  background: var(--white);
  color: var(--green-primary);
  border-color: var(--white);
}
.btn-white:hover {
  background: var(--green-pale);
}

/* =============================================
   HEADER / NAVIGATION
   ============================================= */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.site-logo img { height: 44px; width: auto; }
.site-logo span {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--green-primary);
}
.site-nav { display: flex; align-items: center; gap: 8px; }
.site-nav a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
}
.site-nav a:hover, .site-nav a.active {
  color: var(--green-primary);
  background: var(--green-pale);
}
.nav-cta { margin-left: 8px; }
.site-nav a.nav-cta,
.site-nav a.btn-primary {
  color: var(--white) !important;
}
.site-nav a.nav-cta:hover {
  color: var(--white) !important;
  background: var(--green-dark);
}
.hamburger { display: none; cursor: pointer; flex-direction: column; gap: 5px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text-primary); transition: all var(--transition); }
.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 24px 32px;
  z-index: 999;
  flex-direction: column;
  gap: 4px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 12px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}
.mobile-nav a:last-child { border-bottom: none; }

/* =============================================
   HERO SECTION
   ============================================= */
.hero {
  padding: 160px 0 100px;
  background: linear-gradient(135deg, var(--off-white) 0%, var(--green-pale) 60%, rgba(232, 245, 238, 0.4) 100%);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(46,158,91,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(29, 110, 62, 0.1);
  border: 1px solid rgba(29, 110, 62, 0.2);
  border-radius: 100px;
  padding: 6px 16px 6px 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--green-dark);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.hero-badge-dot {
  width: 8px;
  height: 8px;
  background: var(--green-accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}
.hero-title { margin-bottom: 24px; }
.hero-title em {
  font-style: normal;
  color: var(--green-primary);
}
.hero-text { font-size: 1.1rem; margin-bottom: 40px; max-width: 520px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  gap: 32px;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}
.hero-stat-num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--green-primary);
}
.hero-stat-label { font-size: 0.8rem; color: var(--text-muted); margin-top: 2px; }
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-card-main {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: 32px;
  width: 100%;
  max-width: 400px;
}
.hero-card-tag {
  display: inline-block;
  background: var(--green-pale);
  color: var(--green-primary);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 20px;
}
.hero-areas {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 20px;
}
.hero-area-item {
  background: var(--off-white);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.hero-area-icon {
  width: 32px;
  height: 32px;
  background: var(--green-pale);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}
.hero-area-name { font-size: 0.8rem; font-weight: 600; color: var(--text-primary); }
.hero-float-badge {
  position: absolute;
  bottom: -16px;
  left: -24px;
  background: var(--green-primary);
  color: var(--white);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.82rem;
  font-weight: 600;
}
.hero-float-badge-icon { font-size: 20px; }

/* =============================================
   ABOUT SECTION
   ============================================= */
.about-section { padding: var(--section-padding); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-visual {
  position: relative;
}
.about-img-wrap {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, var(--green-pale), var(--green-primary));
  display: flex;
  align-items: center;
  justify-content: center;
}
.about-img-placeholder {
  text-align: center;
  color: rgba(255,255,255,0.8);
  padding: 40px;
}
.about-img-placeholder svg { opacity: 0.6; margin-bottom: 16px; }
.about-float-card {
  position: absolute;
  bottom: -24px;
  right: -24px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 20px 24px;
  border: 1px solid var(--border);
}
.about-float-stat { font-family: var(--font-heading); font-size: 2rem; font-weight: 700; color: var(--green-primary); }
.about-float-text { font-size: 0.82rem; color: var(--text-muted); }
.about-partners {
  margin-top: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}
.about-partners-label { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 16px; }
.about-partners-list { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.partner-badge {
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 8px 20px;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.02em;
  transition: all var(--transition-fast);
}
.partner-badge:hover {
  border-color: var(--green-primary);
  color: var(--green-primary);
}

/* =============================================
   AREAS DE ATUAÇÃO
   ============================================= */
.areas-section { padding: var(--section-padding); background: var(--off-white); }
.areas-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.area-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 36px;
  transition: all var(--transition-slow);
  position: relative;
  overflow: hidden;
}
.area-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--green-primary);
  transform: scaleY(0);
  transition: transform var(--transition);
  transform-origin: bottom;
}
.area-card:hover { box-shadow: var(--shadow-md); transform: translateY(-6px); border-color: transparent; }
.area-card:hover::before { transform: scaleY(1); }
.area-icon {
  width: 56px;
  height: 56px;
  background: var(--green-pale);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 24px;
  transition: transform var(--transition);
}
.area-card:hover .area-icon { transform: scale(1.08); }
.area-card h3 { margin-bottom: 12px; color: var(--text-primary); }
.area-card p { font-size: 0.9rem; color: var(--text-secondary); margin-bottom: 20px; }
.area-items { display: flex; flex-direction: column; gap: 8px; }
.area-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.area-item::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--green-accent);
  flex-shrink: 0;
  margin-top: 7px;
}

/* =============================================
   SOLUÇÕES E TECNOLOGIAS
   ============================================= */
.solutions-section { padding: var(--section-padding); }
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.solution-card {
  background: var(--off-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border);
  transition: all var(--transition-slow);
}
.solution-card:hover { background: var(--white); box-shadow: var(--shadow-md); transform: translateY(-4px); }
.solution-num {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: rgba(29, 110, 62, 0.15);
  line-height: 1;
  margin-bottom: 16px;
}
.solution-card h4 { margin-bottom: 12px; color: var(--text-primary); }
.solution-card p { font-size: 0.875rem; color: var(--text-secondary); }

/* =============================================
   SUSTENTABILIDADE
   ============================================= */
.sustainability-section {
  padding: var(--section-padding);
  background: var(--green-primary);
  color: var(--white);
  position: relative;
  overflow: hidden;
}
.sustainability-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255,255,255,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.sustainability-section .section-label { color: rgba(255,255,255,0.9); }
.sustainability-section .section-label::before { background: rgba(255,255,255,0.6); }
.sustainability-section h2 { color: var(--white); }
.sustainability-section .section-intro { color: rgba(255,255,255,0.88); }
.sustainability-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 56px;
}
.sust-card {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
}
.sust-card:hover { background: rgba(255,255,255,0.14); }
.sust-icon { font-size: 28px; margin-bottom: 16px; }
.sust-card h4 { color: var(--white); margin-bottom: 8px; font-size: 1rem; }
.sust-card p { color: rgba(255,255,255,0.85); font-size: 0.85rem; }

/* =============================================
   PARCERIAS
   ============================================= */
.partners-section { padding: var(--section-padding); background: var(--off-white); }
.partners-featured {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  align-items: center;
  margin-top: 56px;
}
.partner-logo-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--off-white);
  border-radius: var(--radius-lg);
  padding: 40px;
  aspect-ratio: 1;
}
.partner-logo-text {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
  text-align: center;
}
.partner-logo-sub { font-size: 0.75rem; color: var(--text-muted); text-align: center; margin-top: 4px; }
.partners-programs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 40px;
}
.program-chip {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-primary);
}
.program-chip span { display: block; font-size: 0.7rem; font-weight: 400; color: var(--text-secondary); margin-top: 4px; }

/* Dual partners layout */
.partners-dual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 56px;
}
.partner-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
  transition: all var(--transition-slow);
}
.partner-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.partner-card-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--off-white);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 28px;
  min-height: 100px;
}
.partner-card-name {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-primary);
  text-align: center;
}
.partner-card-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 4px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.partner-card h3 { margin-bottom: 10px; }
.partner-card p { font-size: 0.875rem; color: var(--text-secondary); margin-bottom: 20px; }
.partner-tag {
  display: inline-block;
  background: var(--green-pale);
  color: var(--green-dark);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
  margin-right: 6px;
  margin-bottom: 6px;
}
@media (max-width: 768px) {
  .partners-dual { grid-template-columns: 1fr; }
}

/* =============================================
   I&D SECTION
   ============================================= */
.rd-section { padding: var(--section-padding); }
.rd-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 56px;
}
.rd-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-slow);
  background: var(--white);
}
.rd-card:hover { box-shadow: var(--shadow-md); border-color: var(--green-accent); transform: translateY(-4px); }
.rd-icon { font-size: 28px; margin-bottom: 20px; }
.rd-card h4 { margin-bottom: 12px; color: var(--text-primary); }
.rd-card p { font-size: 0.875rem; color: var(--text-secondary); }

/* =============================================
   CONTACT SECTION
   ============================================= */
.contact-section { padding: var(--section-padding); background: var(--off-white); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 64px;
  align-items: start;
}
.contact-info h3 { margin-bottom: 12px; }
.contact-info > p { margin-bottom: 36px; }
.contact-details { display: flex; flex-direction: column; gap: 20px; margin-bottom: 36px; }
.contact-detail-item { display: flex; align-items: flex-start; gap: 16px; }
.contact-detail-icon {
  width: 44px;
  height: 44px;
  background: var(--green-pale);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}
.contact-detail-label { font-size: 0.75rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 2px; }
.contact-detail-value { font-size: 0.9rem; color: var(--text-primary); font-weight: 500; }
.contact-map-embed {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
}
.contact-form-wrap {
  background: var(--white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  padding: 40px;
  box-shadow: var(--shadow-sm);
}
.contact-form-wrap h3 { margin-bottom: 28px; }
.form-group { margin-bottom: 20px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 6px; letter-spacing: 0.02em; }
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-primary);
  background: var(--off-white);
  transition: all var(--transition);
  outline: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--green-primary);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(29, 110, 62, 0.08);
}
.form-textarea { resize: vertical; min-height: 120px; }
.form-submit { width: 100%; padding: 16px; justify-content: center; font-size: 0.95rem; }
.form-note { font-size: 0.78rem; color: var(--text-muted); text-align: center; margin-top: 12px; }

/* =============================================
   FOOTER
   ============================================= */
.site-footer {
  background: var(--text-primary);
  color: rgba(255,255,255,0.75);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  margin-bottom: 32px;
}
.footer-brand p { font-size: 0.875rem; line-height: 1.7; color: rgba(255,255,255,0.78); margin: 16px 0 24px; }
.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
}
.footer-col-title {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-bottom: 16px;
}
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.8);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--white); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.6);
}

/* =============================================
   WHATSAPP FLOATING BUTTON
   ============================================= */
.whatsapp-float {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 12px;
}
.whatsapp-tooltip {
  background: var(--text-primary);
  color: var(--white);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(8px);
  transition: all var(--transition);
  pointer-events: none;
}
.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}
.whatsapp-btn {
  width: 60px;
  height: 60px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transition: all var(--transition);
  flex-shrink: 0;
}
.whatsapp-btn:hover { transform: scale(1.1); box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2); }
.whatsapp-btn svg { width: 28px; height: 28px; fill: white; }
.whatsapp-pulse {
  display: none;
}

/* =============================================
   SCROLL REVEAL ANIMATIONS
   ============================================= */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* Hero entrance */
@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-badge    { animation: heroFadeUp 0.6s ease both; animation-delay: 0.1s; }
.hero-title    { animation: heroFadeUp 0.6s ease both; animation-delay: 0.22s; }
.hero-text     { animation: heroFadeUp 0.6s ease both; animation-delay: 0.34s; }
.hero-actions  { animation: heroFadeUp 0.6s ease both; animation-delay: 0.46s; }
.hero-stats    { animation: heroFadeUp 0.6s ease both; animation-delay: 0.58s; }
.hero-visual   { animation: heroFadeUp 0.8s ease both; animation-delay: 0.3s; }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 1024px) {
  .sustainability-grid { grid-template-columns: repeat(2, 1fr); }
  .solutions-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  :root { --section-padding: 64px 0; }
  .container { padding: 0 20px; }
  .hero-grid, .about-grid, .contact-grid, .partners-featured { grid-template-columns: 1fr; gap: 40px; }
  .hero { padding: 120px 0 64px; }
  .hero-visual { display: none; }
  .areas-grid, .rd-grid { grid-template-columns: 1fr; }
  .solutions-grid { grid-template-columns: 1fr; }
  .sustainability-grid { grid-template-columns: 1fr; }
  .partners-programs { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .site-nav { display: none; }
  .hamburger { display: flex; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
}

/* =============================================
   SCROLL REVEAL ANIMATIONS (Alteração 2)
   ============================================= */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Smooth hover lifts */
.area-card, .partner-card, .rd-card, .sust-card, .solution-card {
  will-change: transform;
}

/* Modern focus rings */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--green-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Smoother page load */
body {
  animation: fadeIn 0.4s ease;
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Hero badge pulse - softer */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.9); }
}

/* Smoother card hover border accent */
.area-card::before {
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Improved partner card highlight */
.partner-card {
  border-bottom: 3px solid transparent;
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.5s;
}
.partner-card:hover {
  border-bottom-color: var(--green-primary);
}