:root {
  --primary-900: #065F46;
  --primary-700: #059669;
  --primary-500: #22C55E;
  --primary-300: #4ADE80;
  --neutral-900: #1A1F1C;
  --neutral-600: #5C6659;
  --neutral-200: #D1FAE5;
  --neutral-100: #F0FDF4;
  --neutral-50: #FAFFFE;
  --accent-500: #22C55E;
  --accent-600: #16A34A;
  --surface-card: #FFFFFF;
  --shadow: rgba(5, 150, 105, 0.1);
  --footer-border: #047857;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--neutral-50);
  color: var(--neutral-900);
  line-height: 1.5;
  scroll-behavior: smooth;
}

.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }

/* Top bar */
.top-bar {
  background: var(--primary-900);
  padding: 8px 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
}
.top-bar .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
.top-social a { color: rgba(255, 255, 255, 0.75); margin-right: 16px; transition: 0.2s; font-size: 14px; }
.top-social a:hover { color: var(--primary-300); }
.top-contact i { margin-right: 6px; color: var(--primary-300); }
.top-contact a { color: rgba(255, 255, 255, 0.9); text-decoration: none; font-weight: 500; }

/* Header */
.main-header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--surface-card);
  box-shadow: 0 8px 24px var(--shadow);
  border-bottom: 1px solid var(--neutral-200);
}
.nav-wrapper { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; padding: 14px 0; }
.logo-area { display: flex; align-items: center; gap: 12px; text-decoration: none; flex-shrink: 0; }
.logo-img-wrap {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.logo-img { height: 110px; width: auto; max-width: 200px; object-fit: contain; display: block; transition: transform 0.2s; }
.logo-area:hover .logo-img { transform: scale(1.03); }
.logo-text strong { font-family: 'Montserrat', sans-serif; font-size: 1.35rem; font-weight: 800; color: #065F46; letter-spacing: 1px; }
.logo-text small { font-size: 0.7rem; letter-spacing: 2px; font-weight: 600; color: #047857; display: block; line-height: 1.2; }

.main-nav ul { display: flex; list-style: none; gap: 6px; align-items: center; }
.main-nav li { position: relative; }
.main-nav a {
  display: inline-flex; align-items: center; padding: 10px 16px;
  font-weight: 700; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.5px;
  color: var(--neutral-900); text-decoration: none; transition: 0.2s; border-radius: 40px;
}
.main-nav a:hover, .main-nav li.current a { color: var(--primary-500); background: #DCFCE7; }
.dropdown > a:after { content: "\f107"; font-family: "Font Awesome 6 Free"; font-weight: 600; margin-left: 8px; font-size: 0.7rem; opacity: 0.7; }
.submenu {
  position: absolute; top: 42px; left: 0; background: var(--surface-card); min-width: 210px;
  border-radius: 16px; box-shadow: 0 14px 32px rgba(0, 0, 0, 0.08); padding: 10px 0;
  opacity: 0; visibility: hidden; transform: translateY(8px); transition: 0.2s; z-index: 99;
  border-top: 3px solid var(--primary-300);
}
.dropdown:hover .submenu { opacity: 1; visibility: visible; transform: translateY(0); }
.submenu li { display: block; }
.submenu a { padding: 10px 20px; text-transform: none; font-weight: 500; font-size: 0.8rem; border-radius: 0; display: block; }
.lang-trigger { display: flex; align-items: center; gap: 6px; }
.lang-flag { width: 22px; height: 22px; border-radius: 50%; object-fit: cover; }
.mobile-toggle { display: none; font-size: 26px; cursor: pointer; background: #DCFCE7; padding: 6px 12px; border-radius: 30px; color: var(--primary-700); }

/* Hero & page header */
.hero, .page-header {
  background: linear-gradient(135deg, var(--primary-900) 0%, var(--primary-700) 55%, var(--primary-500) 100%);
  color: white;
}
.hero { padding: 70px 0; }
.page-header { padding: 60px 0; }
.hero-grid { display: flex; align-items: center; gap: 40px; flex-wrap: wrap; }
.hero-content { flex: 1; }
.hero-content h1 { font-size: 3rem; font-weight: 800; line-height: 1.2; margin-bottom: 16px; }
.page-header h1 { font-size: 2.5rem; font-weight: 800; margin-bottom: 12px; }
.hero-content p, .page-header p { font-size: 1.1rem; opacity: 0.9; margin-bottom: 28px; }
.hero-image { flex: 1; text-align: center; }
.hero-image img { max-width: 100%; border-radius: 32px; box-shadow: 0 20px 35px -10px rgba(0, 0, 0, 0.35); }

/* Buttons */
.btn {
  display: inline-block; background: var(--accent-500); color: #fff;
  padding: 12px 28px; border-radius: 60px; font-weight: 700; text-decoration: none;
  transition: 0.2s; box-shadow: 0 4px 14px rgba(34, 197, 94, 0.35);
}
.btn:hover { background: var(--accent-600); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(34, 197, 94, 0.45); }
.btn-outline-light { background: transparent; border: 2px solid var(--primary-300); color: #fff; margin-left: 12px; box-shadow: none; }
.btn-outline-light:hover { background: var(--primary-300); color: var(--primary-900); }
.btn-sm {
  margin-top: 20px; background: #DCFCE7; color: var(--primary-700);
  padding: 6px 20px; border-radius: 30px; font-weight: 600; font-size: 0.8rem;
  display: inline-block; text-decoration: none; transition: 0.2s;
}
.btn-sm:hover { background: var(--primary-500); color: #fff; }
.btn-primary-dark { background: var(--primary-700); color: #fff; border: none; cursor: pointer; }
.btn-primary-dark:hover { background: var(--primary-500); }

/* Sections */
.section-title { text-align: center; margin-bottom: 48px; }
.section-title h2 { font-size: 2rem; font-weight: 800; color: var(--primary-700); position: relative; display: inline-block; }
.green-line { width: 70px; height: 3px; background: var(--primary-300); margin: 12px auto 0; border-radius: 4px; }
.section-alt { background: var(--neutral-100); }
.section-light { background: var(--neutral-50); }

/* Cards & grids */
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; }
.card {
  background: var(--surface-card); border-radius: 28px; padding: 28px 24px;
  box-shadow: 0 10px 28px var(--shadow); transition: 0.25s ease; border: 1px solid var(--neutral-200);
}
.card:hover { transform: translateY(-6px); box-shadow: 0 20px 32px rgba(34, 197, 94, 0.15); }
.card-icon { font-size: 2.4rem; color: var(--primary-500); margin-bottom: 20px; }
.card h3 { font-size: 1.4rem; margin-bottom: 12px; color: var(--primary-700); }

/* Avantages boxes */
.avantages-wrap { display: flex; flex-wrap: wrap; gap: 30px; }
.av-box { flex: 1; background: var(--neutral-100); border-radius: 28px; padding: 24px; min-width: 250px; border: 1px solid var(--neutral-200); }
.av-box h3 { font-size: 1.5rem; margin-bottom: 20px; border-left: 4px solid var(--primary-300); padding-left: 18px; color: var(--primary-700); }
.av-list { list-style: none; }
.av-list li { margin-bottom: 14px; display: flex; align-items: center; gap: 12px; color: var(--neutral-900); }
.av-list i { color: var(--primary-500); font-size: 1.1rem; width: 24px; }

/* Compare table */
.compare-table { background: var(--surface-card); border-radius: 32px; overflow-x: auto; box-shadow: 0 8px 20px var(--shadow); border: 1px solid var(--neutral-200); }
.compare-table table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.compare-table th { background: var(--primary-700); padding: 16px; font-weight: 800; color: #fff; }
.compare-table td { padding: 14px 16px; border-bottom: 1px solid var(--neutral-200); vertical-align: top; }
.compare-table tbody tr:nth-child(even) { background: var(--neutral-100); }
.compare-table tbody tr:hover { background: #DCFCE7; }

/* Product table */
.product-grid { display: grid; grid-template-columns: 1fr 380px; gap: 40px; align-items: start; }
.product-table-wrap { background: var(--surface-card); border-radius: 28px; overflow-x: auto; box-shadow: 0 10px 28px var(--shadow); border: 1px solid var(--neutral-200); }
.product-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.product-table thead th { background: var(--primary-700); color: #fff; text-align: center; padding: 14px 10px; font-weight: 800; }
.product-table tbody td { padding: 12px 10px; text-align: center; border-bottom: 1px solid var(--neutral-200); color: var(--neutral-900); }
.product-table tbody tr:nth-child(even) td:not(.type-cell) { background: var(--neutral-100); }
.product-table .type-cell { background: var(--primary-500); color: #fff; font-weight: 700; text-align: center; }
.product-image { background: var(--neutral-100); border-radius: 28px; padding: 24px; box-shadow: 0 10px 28px var(--shadow); border: 1px solid var(--neutral-200); text-align: center; }
.product-image img { width: 100%; border-radius: 16px; object-fit: cover; }
.product-image .logo-badge { margin-bottom: 20px; }
.product-image .logo-badge img { height: 140px; width: auto; object-fit: contain; }

/* CTA band */
.cta-band { background: linear-gradient(135deg, var(--primary-900) 0%, var(--primary-700) 55%, var(--primary-500) 100%); color: white; padding: 60px 0; }

/* Utility classes */
.text-accent { color: var(--primary-500); }
.text-heading { color: var(--primary-700); }
.icon-accent { color: var(--primary-500); }
.surface-box { background: var(--neutral-100); border-radius: 28px; padding: 20px; border: 1px solid var(--neutral-200); }
.cert-card { background: var(--surface-card); padding: 30px; border-radius: 20px; box-shadow: 0 10px 28px var(--shadow); border: 1px solid var(--neutral-200); border-left: 4px solid var(--primary-300); }
.input-field { padding: 14px; border-radius: 40px; border: 1px solid var(--neutral-200); width: 100%; font-family: inherit; }
.input-field:focus { outline: none; border-color: var(--primary-500); box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.2); }
textarea.input-field { border-radius: 24px; }

/* Footer */
footer { background: var(--primary-900); color: #ccc; padding: 48px 0 24px; margin-top: 60px; }
.footer-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 40px; margin-bottom: 32px; }
.footer-col h4 { color: #fff; margin-bottom: 20px; font-weight: 700; font-size: 1.1rem; }
.footer-col p, .footer-col a { color: #bcbcbc; font-size: 0.85rem; text-decoration: none; line-height: 1.6; }
.footer-col a:hover { color: var(--primary-300); }
.copyright { text-align: center; padding-top: 24px; border-top: 1px solid var(--footer-border); font-size: 0.75rem; }
.footer-logo-area { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-logo { height: 160px; width: auto; max-width: 200px; object-fit: contain; display: block; }
.footer-logo-area .logo-text strong { color: #fff; }
.footer-logo-area .logo-text small { color: var(--primary-300); }
.footer-check-list { list-style: none; padding: 0; margin-top: 10px; }
.footer-check-list li { color: #bcbcbc; font-size: 0.85rem; margin-bottom: 6px; }
.footer-check-list li i { margin-right: 6px; color: #16A34A; }
.footer-contact-list { list-style: none; padding: 0; margin-bottom: 16px; }
.footer-contact-list li { color: #bcbcbc; font-size: 0.85rem; margin-bottom: 8px; }
.footer-contact-list li i { margin-right: 8px; color: #16A34A; }
.footer-social { margin-bottom: 12px; }
.footer-social a { color: #bcbcbc; margin-right: 12px; font-size: 1.1rem; text-decoration: none; }
.footer-social a:hover { color: var(--primary-300); }
.footer-legal { margin-top: 8px; }
.footer-legal a { color: #bcbcbc; font-size: 0.85rem; text-decoration: none; }
.footer-legal a:hover { color: var(--primary-300); }

.pillar-num { font-size: 2.2rem; font-weight: 800; color: var(--primary-500); margin-bottom: 12px; }
.story-quote {
  border-left: 4px solid var(--primary-300);
  padding: 18px 24px;
  background: var(--neutral-100);
  border-radius: 0 20px 20px 0;
  margin-bottom: 20px;
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--neutral-900);
}
.story-text { font-size: 1.02rem; line-height: 1.75; color: var(--neutral-900); margin-bottom: 18px; }
.story-highlight { background: var(--neutral-100); border-radius: 24px; padding: 32px; border: 1px solid var(--neutral-200); }
.grid-5 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }

@media (max-width: 960px) {
  .mobile-toggle { display: block; }
  .main-nav {
    position: fixed; top: 80px; left: -100%; width: 70%; height: calc(100% - 80px);
    background: white; box-shadow: 4px 0 20px rgba(0, 0, 0, 0.1);
    transition: 0.3s; z-index: 1000; overflow-y: auto; padding: 24px;
  }
  .main-nav.open { left: 0; }
  .main-nav ul { flex-direction: column; align-items: flex-start; }
  .submenu { position: static; box-shadow: none; padding-left: 20px; opacity: 1; visibility: visible; transform: none; display: none; }
  .dropdown.open-sub .submenu { display: block; }
  .hero-content h1 { font-size: 2.2rem; }
  .product-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .hero-grid { flex-direction: column; }
  .container { padding: 0 20px; }
}