/* ---------- Tokens ---------- */
:root {
  --green-900: #1f3d33;
  --green-700: #2f6b54;
  --green-500: #4a9079;
  --green-200: #cfe6d9;
  --green-50:  #f1f7f3;

  --blue-900: #1b3a4b;
  --blue-500: #4a8aa8;
  --blue-200: #d4e4ec;

  --ink-900: #1a2a26;
  --ink-700: #36544c;
  --ink-500: #6a8079;
  --ink-300: #aab9b3;

  --bg:        #fbfdfb;
  --bg-alt:    #f1f7f3;
  --surface:   #ffffff;
  --border:    #e3ece6;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --shadow-sm: 0 1px 2px rgba(20, 50, 40, 0.05);
  --shadow-md: 0 8px 24px rgba(20, 50, 40, 0.08);
  --shadow-lg: 0 18px 50px rgba(20, 50, 40, 0.12);

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

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink-900);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: var(--green-700); text-decoration: none; }
a:hover { color: var(--green-900); text-decoration: underline; }

h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--ink-900);
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin: 0 0 0.6em;
  font-weight: 600;
}
h1 { font-size: clamp(2rem, 4vw + 1rem, 3.4rem); }
h2 { font-size: clamp(1.6rem, 2vw + 1rem, 2.25rem); }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1em; }

.container {
  width: min(1100px, 92%);
  margin-inline: auto;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--green-700);
  margin: 0 0 0.6em;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--ink-900);
  text-decoration: none;
}
.brand:hover { text-decoration: none; color: var(--green-900); }
.brand em { font-style: italic; color: var(--green-700); font-weight: 500; }
.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, var(--green-200), var(--green-500) 70%);
  box-shadow: inset 0 0 0 2px rgba(255,255,255,0.6);
}

.primary-nav {
  display: flex;
  gap: 28px;
}
.primary-nav a {
  color: var(--ink-700);
  font-weight: 500;
  font-size: 0.95rem;
}
.primary-nav a:hover { color: var(--green-700); text-decoration: none; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  border: 0;
  background: transparent;
  padding: 8px;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--ink-900);
  border-radius: 2px;
  transition: transform .25s ease, opacity .25s ease;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  line-height: 1.2;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-sub {
  display: block;
  font-size: 0.78rem;
  font-weight: 500;
  opacity: 0.8;
  margin-top: 3px;
}
.btn-primary {
  background: var(--green-700);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--green-900); color: #fff; box-shadow: var(--shadow-md); }
.btn-secondary {
  background: var(--surface);
  color: var(--blue-900);
  border-color: var(--blue-200);
}
.btn-secondary:hover { background: var(--blue-200); color: var(--blue-900); }
.btn-block { display: flex; width: 100%; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding: clamp(40px, 7vw, 96px) 0 clamp(48px, 8vw, 110px);
  background:
    radial-gradient(60% 80% at 90% 10%, rgba(207, 230, 217, 0.55), transparent 70%),
    radial-gradient(50% 70% at 10% 90%, rgba(212, 228, 236, 0.55), transparent 70%),
    var(--bg);
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}
.lede {
  font-size: 1.1rem;
  color: var(--ink-700);
  max-width: 56ch;
}
.lede-sub {
  font-size: 1rem;
  color: var(--ink-500);
  margin-top: -0.4em;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0 18px;
}
.hero-meta {
  list-style: none;
  padding: 0; margin: 18px 0 0;
  display: flex; flex-wrap: wrap; gap: 22px;
  color: var(--ink-500);
  font-size: 0.92rem;
}
.hero-meta span { color: var(--green-500); margin-right: 6px; }

.hero-art {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 420px;
  justify-self: end;
  width: 100%;
}
.hero-blob {
  position: absolute; inset: 0;
  background:
    radial-gradient(circle at 30% 30%, var(--green-200), var(--green-500) 75%);
  border-radius: 60% 70% 55% 65% / 60% 55% 70% 65%;
  filter: blur(0.2px);
  box-shadow: var(--shadow-lg);
  animation: drift 12s ease-in-out infinite alternate;
}
.hero-leaf {
  position: absolute;
  inset: 18% 10% 12% 18%;
  background:
    radial-gradient(circle at 70% 30%, rgba(255,255,255,0.6), transparent 55%),
    linear-gradient(135deg, var(--blue-200), var(--green-200));
  border-radius: 70% 30% 60% 40% / 50% 60% 40% 50%;
  opacity: 0.85;
  animation: drift 14s ease-in-out infinite alternate-reverse;
}
@keyframes drift {
  from { transform: translate3d(0, 0, 0) rotate(0deg); }
  to   { transform: translate3d(0, -10px, 0) rotate(6deg); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-blob, .hero-leaf { animation: none; }
}

/* ---------- Sections ---------- */
.section {
  padding: clamp(56px, 8vw, 96px) 0;
}
.section-alt { background: var(--bg-alt); }
.section-head {
  max-width: 720px;
  margin: 0 auto 40px;
  text-align: center;
}
.section-sub { color: var(--ink-700); }

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 48px;
  align-items: start;
}
.about-photo {
  max-width: 280px;
  border-radius: var(--radius-lg);
  margin-top: 24px;
  box-shadow: var(--shadow-md);
}
.about-body p { color: var(--ink-700); }

/* Services */
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--green-200); }
.card-feature {
  background:
    linear-gradient(160deg, #ffffff 0%, var(--green-50) 100%);
  border-color: var(--green-200);
}
.card-icon {
  width: 44px; height: 44px;
  border-radius: 12px;
  display: grid; place-items: center;
  background: var(--green-50);
  color: var(--green-700);
  margin-bottom: 16px;
}
.card-icon svg { width: 24px; height: 24px; }
.card h3 { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.tag {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--green-700);
  color: #fff;
  padding: 4px 10px;
  border-radius: 999px;
}
.card p { color: var(--ink-700); }
.card-meta {
  font-size: 0.85rem;
  color: var(--green-700);
  margin-top: 14px;
  font-weight: 500;
}

/* Lab testing */
.lab-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}
.lab-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 22px 20px;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
  display: flex;
  flex-direction: column;
}
.lab-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--green-200);
}
.lab-icon {
  width: 36px; height: 36px;
  border-radius: 10px;
  display: grid; place-items: center;
  background: var(--blue-200);
  color: var(--blue-900);
  margin-bottom: 14px;
}
.lab-icon svg { width: 20px; height: 20px; }
.lab-card h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}
.lab-card p {
  font-size: 0.92rem;
  color: var(--ink-700);
  margin: 0;
  line-height: 1.5;
}
.labs-note {
  max-width: 720px;
  margin: 32px auto 0;
  text-align: center;
  color: var(--ink-500);
  font-size: 0.92rem;
  font-style: italic;
}

/* Booking */
.booking-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  max-width: 880px;
  margin: 0 auto;
}
.booking-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}
.booking-day {
  display: inline-block;
  align-self: flex-start;
  background: var(--green-50);
  color: var(--green-700);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
  padding: 6px 12px;
  border-radius: 999px;
  margin: 0 0 16px;
}
.booking-card p { color: var(--ink-700); }
.booking-card .btn { margin-top: auto; }
.fineprint {
  font-size: 0.82rem;
  color: var(--ink-500);
  margin-top: 12px;
}
.fineprint code {
  background: var(--bg-alt);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.78rem;
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.contact-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  box-shadow: var(--shadow-sm);
}
.contact-list {
  margin: 0;
  display: grid;
  gap: 16px;
}
.contact-list > div {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 16px;
  align-items: baseline;
  padding-bottom: 14px;
  border-bottom: 1px dashed var(--border);
}
.contact-list > div:last-child { border-bottom: 0; padding-bottom: 0; }
.contact-list dt {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-500);
}
.contact-list dd { margin: 0; color: var(--ink-900); }

/* Footer */
.site-footer {
  background: #0f1f1a;
  color: #c8d6cf;
  padding: 36px 0;
  font-size: 0.9rem;
}
.footer-inner { display: grid; gap: 10px; }
.disclaimer { color: #8aa39a; font-size: 0.82rem; max-width: 70ch; }

/* ---------- Responsive ---------- */
@media (max-width: 1000px) {
  .lab-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 880px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-art { order: -1; max-width: 280px; justify-self: center; }
  .about-grid { grid-template-columns: 1fr; gap: 16px; }
  .cards { grid-template-columns: 1fr; }
  .booking-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 24px; }
  .contact-list > div { grid-template-columns: 1fr; gap: 4px; }

  .nav-toggle { display: inline-flex; }
  .primary-nav {
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height .25s ease;
  }
  .primary-nav a {
    padding: 14px 6%;
    border-top: 1px solid var(--border);
  }
  .primary-nav.open { max-height: 320px; }
}

@media (max-width: 560px) {
  .lab-grid { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  .cta-row .btn { flex: 1 1 100%; }
}