:root {
  --primary: oklch(0.45 0.12 160);
  --primary-hex: #0a6847;
  --primary-active: oklch(0.38 0.10 160);
  --primary-disabled: #d6d6d6;

  --ink: #1a2418;
  --body: #2d3a30;
  --body-strong: #111a13;
  --muted: #5a6b5e;
  --muted-soft: #8a9a8e;

  --hairline: #dde6df;
  --hairline-strong: #b8c8bb;

  --canvas: #ffffff;
  --surface-soft: #f5f7f5;
  --surface-card: #f8faf8;
  --surface-strong: #e4ebe5;
  --surface-dark: #0c1a12;
  --surface-dark-elevated: #162820;

  --on-primary: #ffffff;
  --on-dark: #ffffff;
  --on-dark-soft: #a8c4b0;

  --success: #22c55e;
  --warning: #f59e0b;
  --error: #dc2626;

  --rounded-none: 0px;
  --rounded-pill: 9999px;

  --spacing-xxs: 4px;
  --spacing-xs: 8px;
  --spacing-sm: 12px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  --spacing-section: 80px;

  --font-display: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --max-width: 1440px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.55;
  color: var(--body);
  background-color: var(--canvas);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

/* ========== TOP NAV ========== */

.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 64px;
  background-color: var(--canvas);
  border-bottom: 1px solid var(--hairline);
  display: flex;
  align-items: center;
  transition: background-color 0.3s ease-out;
}

.top-nav.scrolled {
  background-color: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
}

.top-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.nav-logo img {
  height: 36px;
  width: auto;
}

.nav-logo span {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: var(--ink);
  letter-spacing: 0.3px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  list-style: none;
}

.nav-links a {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.3px;
  color: var(--ink);
  transition: color 0.2s ease-out;
}

.nav-links a:hover {
  color: var(--primary-hex);
}

.nav-cta {
  font-family: var(--font-display) !important;
  font-weight: 700 !important;
  font-size: 14px !important;
  letter-spacing: 0.5px !important;
  background-color: var(--primary-hex);
  color: var(--on-primary) !important;
  padding: 10px 24px;
  border-radius: var(--rounded-none);
  transition: background-color 0.2s ease-out;
}

.nav-cta:hover {
  background-color: oklch(0.38 0.10 160);
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--ink);
  margin: 5px 0;
  transition: transform 0.3s ease-out, opacity 0.3s ease-out;
}

/* ========== HERO BAND (DARK) ========== */

.hero {
  background-color: var(--surface-dark);
  color: var(--on-dark);
  padding: 160px 0 var(--spacing-section);
  position: relative;
  overflow: hidden;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 70% 50%, rgba(10, 104, 71, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  align-items: center;
  position: relative;
}

.hero-content {
  max-width: 600px;
}

.hero-label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--on-dark-soft);
  margin-bottom: var(--spacing-lg);
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: 0;
  color: var(--on-dark);
  margin-bottom: var(--spacing-lg);
}

.hero p {
  font-size: 18px;
  font-weight: 300;
  line-height: 1.6;
  color: var(--on-dark-soft);
  max-width: 520px;
  margin-bottom: var(--spacing-xxl);
}

.hero-actions {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.hero-image {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-image img {
  max-width: 400px;
  width: 100%;
  filter: drop-shadow(0 0 60px rgba(10, 104, 71, 0.3));
}

/* ========== BUTTONS ========== */

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.5px;
  line-height: 1;
  background-color: var(--primary-hex);
  color: var(--on-primary);
  padding: 14px 32px;
  height: 48px;
  border: none;
  border-radius: var(--rounded-none);
  cursor: pointer;
  transition: background-color 0.2s ease-out;
}

.btn-primary:hover {
  background-color: oklch(0.38 0.10 160);
}

.btn-secondary-dark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.5px;
  line-height: 1;
  background-color: transparent;
  color: var(--on-dark);
  padding: 13px 31px;
  height: 48px;
  border: 1px solid var(--on-dark);
  border-radius: var(--rounded-none);
  cursor: pointer;
  transition: background-color 0.2s ease-out, color 0.2s ease-out;
}

.btn-secondary-dark:hover {
  background-color: var(--on-dark);
  color: var(--surface-dark);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.5px;
  line-height: 1;
  background-color: var(--canvas);
  color: var(--ink);
  padding: 13px 31px;
  height: 48px;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--rounded-none);
  cursor: pointer;
  transition: background-color 0.2s ease-out;
}

.btn-secondary:hover {
  background-color: var(--surface-soft);
}

.btn-text-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--primary-hex);
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.2s ease-out;
}

.btn-text-link:hover {
  color: oklch(0.38 0.10 160);
}

/* ========== BADGES BAND ========== */

.badges-band {
  background-color: var(--canvas);
  padding: var(--spacing-section) 0;
  border-bottom: 1px solid var(--hairline);
}

.badges-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--spacing-lg);
}

.badge-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--spacing-lg);
}

.badge-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.badge-icon svg {
  width: 40px;
  height: 40px;
  stroke: var(--primary-hex);
  fill: none;
  stroke-width: 1.5;
}

.badge-item span {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--ink);
}

/* ========== SECTION HEADINGS ========== */

.section-label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: var(--spacing-md);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--ink);
  margin-bottom: var(--spacing-lg);
}

.section-subtitle {
  font-size: 18px;
  font-weight: 300;
  line-height: 1.6;
  color: var(--body);
  max-width: 640px;
}

/* ========== FEATURES SECTION ========== */

.features {
  background-color: var(--canvas);
  padding: var(--spacing-section) 0;
}

.features-header {
  margin-bottom: var(--spacing-xxl);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.feature-card {
  background-color: var(--surface-card);
  padding: var(--spacing-xxl) var(--spacing-lg);
  border-radius: var(--rounded-none);
  transition: background-color 0.3s ease-out;
}

.feature-card:hover {
  background-color: var(--surface-strong);
}

.feature-card-icon {
  width: 48px;
  height: 48px;
  background-color: var(--primary-hex);
  border-radius: var(--rounded-none);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
}

.feature-card-icon svg {
  width: 24px;
  height: 24px;
  stroke: var(--on-primary);
  fill: none;
  stroke-width: 2;
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.3;
  color: var(--ink);
  margin-bottom: var(--spacing-sm);
}

.feature-card p {
  font-size: 16px;
  font-weight: 300;
  line-height: 1.55;
  color: var(--body);
}

/* ========== PHYTO BAND (DARK) ========== */

.phyto-band {
  background-color: var(--surface-dark);
  color: var(--on-dark);
  padding: var(--spacing-section) 0;
  position: relative;
  overflow: hidden;
}

.phyto-band .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xxl);
  align-items: center;
}

.phyto-image {
  border-radius: var(--rounded-none);
  overflow: hidden;
}

.phyto-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

.phyto-content .section-label {
  color: var(--on-dark-soft);
}

.phyto-content .section-title {
  color: var(--on-dark);
}

.phyto-content p {
  font-size: 16px;
  font-weight: 300;
  line-height: 1.55;
  color: var(--on-dark-soft);
  margin-bottom: var(--spacing-lg);
}

/* ========== QUOTE BAND ========== */

.quote-band {
  background-color: var(--surface-soft);
  padding: var(--spacing-section) 0;
}

.quote-band .container {
  text-align: center;
  max-width: 800px;
}

.quote-band blockquote {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  line-height: 1.25;
  color: var(--ink);
  margin-bottom: var(--spacing-lg);
}

.quote-band cite {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--muted);
  font-style: normal;
}

/* ========== PRODUCTS SECTION ========== */

.products {
  background-color: var(--canvas);
  padding: var(--spacing-section) 0;
}

.products-header {
  text-align: center;
  margin-bottom: var(--spacing-xxl);
}

.products-header .section-subtitle {
  margin: 0 auto;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--spacing-lg);
}

.product-card {
  background-color: var(--canvas);
  border-radius: var(--rounded-none);
  text-align: center;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.product-card:hover {
  transform: translateY(-4px);
}

.product-card-photo {
  background-color: var(--surface-card);
  border-radius: var(--rounded-none);
  padding: var(--spacing-xxl) var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-card-photo svg {
  width: 64px;
  height: 64px;
  stroke: var(--primary-hex);
  fill: none;
  stroke-width: 1.2;
}

.product-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--ink);
  margin-bottom: var(--spacing-xs);
}

.product-card p {
  font-size: 14px;
  font-weight: 300;
  line-height: 1.55;
  color: var(--muted);
  margin-bottom: var(--spacing-md);
}

.product-card .btn-text-link {
  color: var(--ink);
}

/* ========== CTA BAND (DARK) ========== */

.cta-band {
  background-color: var(--surface-dark);
  color: var(--on-dark);
  padding: var(--spacing-section) 0;
  text-align: center;
}

.cta-band .section-title {
  color: var(--on-dark);
  margin-bottom: var(--spacing-md);
}

.cta-band p {
  font-size: 18px;
  font-weight: 300;
  color: var(--on-dark-soft);
  margin-bottom: var(--spacing-xxl);
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.cta-form {
  display: flex;
  gap: 0;
  max-width: 480px;
  margin: 0 auto;
}

.cta-form input {
  flex: 1;
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 300;
  padding: 14px 16px;
  height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-right: none;
  border-radius: var(--rounded-none);
  background-color: transparent;
  color: var(--on-dark);
  outline: none;
  transition: border-color 0.2s ease-out;
}

.cta-form input::placeholder {
  color: var(--on-dark-soft);
}

.cta-form input:focus {
  border-color: var(--primary-hex);
}

.cta-form .btn-primary {
  white-space: nowrap;
}

/* ========== FOOTER ========== */

.site-footer {
  background-color: var(--surface-soft);
  padding: 64px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xxl);
  margin-bottom: var(--spacing-xxl);
}

.footer-brand p {
  font-size: 14px;
  font-weight: 300;
  line-height: 1.55;
  color: var(--muted);
  margin-top: var(--spacing-md);
  max-width: 320px;
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: var(--spacing-md);
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: var(--spacing-xs);
}

.footer-col a {
  font-size: 14px;
  font-weight: 300;
  color: var(--muted);
  transition: color 0.2s ease-out;
}

.footer-col a:hover {
  color: var(--ink);
}

.footer-bottom {
  border-top: 1px solid var(--hairline);
  padding-top: var(--spacing-lg);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 12px;
  font-weight: 400;
  color: var(--muted-soft);
}

.footer-disclaimer {
  font-size: 12px;
  font-weight: 300;
  line-height: 1.55;
  color: var(--muted-soft);
  max-width: 800px;
  text-align: center;
  margin: var(--spacing-lg) auto 0;
}

/* ========== RESPONSIVE ========== */

@media (max-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  :root {
    --spacing-section: 56px;
  }

  .mobile-menu-toggle {
    display: block;
  }

  .nav-links {
    display: none;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--canvas);
    flex-direction: column;
    align-items: flex-start;
    padding: var(--spacing-xl);
    gap: var(--spacing-lg);
  }

  .nav-links.open {
    display: flex;
  }

  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content {
    max-width: 100%;
  }

  .hero p {
    max-width: 100%;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-image {
    order: -1;
  }

  .hero-image img {
    max-width: 260px;
  }

  .badges-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .phyto-band .container {
    grid-template-columns: 1fr;
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--spacing-sm);
    text-align: center;
  }

  .cta-form {
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .cta-form input {
    border-right: 1px solid rgba(255, 255, 255, 0.2);
  }
}

@media (max-width: 480px) {
  .badges-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}