/* Lime Labs — marketing site tokens */
:root {
  --color-bg: #f4f7f0;
  --color-bg-elevated: #ffffff;
  --color-surface: #e8f0e4;
  --color-text: #1a2e1a;
  --color-text-muted: #4a5f4a;
  --color-accent: #5cb85c;
  --color-accent-deep: #3d8b3d;
  --color-accent-soft: #d4edd4;
  --color-border: rgba(26, 46, 26, 0.1);
  --color-shadow: rgba(26, 46, 26, 0.08);

  --font-display: "Instrument Serif", Georgia, serif;
  --font-body: "DM Sans", system-ui, sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;

  --header-height: 72px;
}

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

html {
  overflow-x: clip;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  overflow-x: clip;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
  background: var(--color-accent-deep);
  color: white;
  border-radius: var(--radius-sm);
  z-index: 1000;
}

.skip-link:focus {
  top: var(--space-sm);
}

a {
  color: var(--color-accent-deep);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-accent);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-height);
  background: rgba(244, 247, 240, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  color: var(--color-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.05rem;
}

.logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-deep) 100%);
  box-shadow: 0 2px 8px var(--color-shadow);
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.site-header nav a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  white-space: nowrap;
}

.site-header nav a:hover,
.site-header nav a:focus-visible {
  color: var(--color-text);
}

.nav-cta {
  padding: 0.5rem 1rem;
  background: var(--color-text);
  color: var(--color-bg) !important;
  border-radius: 999px;
}

.nav-cta:hover {
  background: var(--color-accent-deep);
  color: white !important;
}

/* Hero */
.hero {
  position: relative;
  padding: var(--space-2xl) var(--space-md) var(--space-xl);
  overflow: hidden;
}

.hero-inner {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-deep);
  margin: 0 0 var(--space-sm);
}

.hero h1 {
  font-family: var(--font-display);
  font-style: normal;
  font-size: clamp(2.75rem, 8vw, 4.5rem);
  font-weight: 400;
  line-height: 1.05;
  margin: 0 0 var(--space-md);
  overflow-wrap: anywhere;
  min-width: 0;
}

.hero-lead {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 540px;
  margin: 0 0 var(--space-lg);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.hero-accent {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 55%;
  max-width: 480px;
  aspect-ratio: 1;
  background: radial-gradient(circle, var(--color-accent-soft) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0.8;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 999px;
  border: 2px solid transparent;
  white-space: nowrap;
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.15s;
}

.btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.btn-primary {
  background: var(--color-accent-deep);
  color: white;
}

.btn-primary:hover {
  background: var(--color-accent);
  color: white;
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-deep);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.05rem;
}

/* Products */
.products {
  padding: var(--space-xl) var(--space-md);
  max-width: 1120px;
  margin: 0 auto;
}

.section-head {
  margin-bottom: var(--space-lg);
}

.section-head h2 {
  font-family: var(--font-display);
  font-style: normal;
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 400;
  margin: 0 0 var(--space-xs);
}

.section-head p {
  color: var(--color-text-muted);
  margin: 0;
  max-width: 480px;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-md);
}

.product-card {
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: box-shadow 0.25s, transform 0.25s;
}

.product-card:hover {
  box-shadow: 0 12px 40px var(--color-shadow);
  transform: translateY(-2px);
}

.product-icon {
  width: 48px;
  height: 48px;
  color: var(--color-accent-deep);
  margin-bottom: var(--space-md);
}

.product-card h3 {
  font-family: var(--font-display);
  font-style: normal;
  font-size: 1.5rem;
  font-weight: 400;
  margin: 0 0 var(--space-sm);
}

.product-card p {
  color: var(--color-text-muted);
  margin: 0;
  font-size: 0.98rem;
}

.product-card[data-product="safetytat"] {
  background: linear-gradient(145deg, var(--color-bg-elevated) 0%, var(--color-surface) 100%);
}

/* About */
.about {
  padding: var(--space-xl) var(--space-md);
  background: var(--color-surface);
  margin-top: var(--space-lg);
}

.about-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: var(--space-xl);
  align-items: start;
}

.about-copy h2 {
  font-family: var(--font-display);
  font-style: normal;
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 400;
  margin: 0 0 var(--space-md);
}

.about-copy p {
  color: var(--color-text-muted);
  margin: 0 0 var(--space-sm);
}

.about-principles {
  list-style: none;
  padding: 0;
  margin: 0;
}

.about-principles li {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border);
  font-weight: 500;
  white-space: nowrap;
}

.principle-num {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent-deep);
  letter-spacing: 0.05em;
}

/* Contact */
.contact {
  padding: var(--space-2xl) var(--space-md);
  text-align: center;
}

.contact-inner {
  max-width: 560px;
  margin: 0 auto;
}

.contact h2 {
  font-family: var(--font-display);
  font-style: normal;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 400;
  margin: 0 0 var(--space-sm);
}

.contact p {
  color: var(--color-text-muted);
  margin: 0 0 var(--space-lg);
}

/* Footer */
.site-footer {
  padding: var(--space-lg) var(--space-md);
  border-top: 1px solid var(--color-border);
}

.footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-sm);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.footer-brand {
  font-weight: 600;
  color: var(--color-text);
}

/* Responsive */
@media (max-width: 768px) {
  .product-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .about-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: var(--space-lg);
  }

  .site-header nav {
    gap: var(--space-sm);
  }

  .site-header nav a:not(.nav-cta) {
    display: none;
  }
}

@media (max-width: 414px) {
  .hero {
    padding-top: var(--space-xl);
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    width: 100%;
  }
}