/* Cairn & Co. — Quiet luxury day spa */
:root {
  --white: #ffffff;
  --forest: #2d4a3e;
  --forest-dark: #233a31;
  --slate: #6b7b8d;
  --sage: #c8d5c8;
  --sage-soft: #e8efe8;
  --gold: #c9a96e;
  --gold-dark: #b3935a;
  --ink: #1f2a26;
  --border: #e6e3dc;
  --max: 1200px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--white);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5 {
  font-family: 'Cormorant Garamond', Georgia, serif;
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--ink);
  line-height: 1.2;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: 1.5rem; }

p { color: var(--slate); }

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

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

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section { padding: 6rem 0; }
.section-sage { background: var(--sage-soft); }
.section-forest { background: var(--forest); color: var(--white); }
.section-forest h2, .section-forest h3 { color: var(--white); }
.section-forest p { color: rgba(255,255,255,0.78); }

.eyebrow {
  font-family: 'Inter', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-size: 0.72rem;
  color: var(--gold);
  font-weight: 500;
  margin-bottom: 1rem;
  display: inline-block;
}

.section-head { text-align: center; max-width: 640px; margin: 0 auto 4rem; }
.section-head p { margin-top: 1rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.1rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.6rem;
  letter-spacing: 0.15em;
  color: var(--forest);
  text-transform: uppercase;
}
.brand small { font-size: 0.7rem; letter-spacing: 0.3em; color: var(--gold); display: block; margin-top: -4px; }

.nav-links {
  display: flex;
  list-style: none;
  gap: 2.25rem;
}
.nav-links a {
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--gold); }

.btn {
  display: inline-block;
  padding: 0.85rem 1.75rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  border-radius: 2px;
  cursor: pointer;
  transition: all 0.25s ease;
  border: 1px solid transparent;
  font-family: inherit;
}
.btn-gold { background: var(--gold); color: var(--white); }
.btn-gold:hover { background: var(--gold-dark); }
.btn-outline { background: transparent; color: var(--forest); border-color: var(--forest); }
.btn-outline:hover { background: var(--forest); color: var(--white); }
.btn-outline-light { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.6); }
.btn-outline-light:hover { background: var(--white); color: var(--forest); }
.btn-sm { padding: 0.6rem 1.25rem; font-size: 0.7rem; }

.nav-cta { display: flex; align-items: center; gap: 1rem; }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--forest);
  cursor: pointer;
}

/* Hero */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--white);
  background-size: cover;
  background-position: center;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(31,42,38,0.35), rgba(31,42,38,0.65));
}
.hero-content { position: relative; max-width: 760px; padding: 2rem 1.5rem; }
.hero h1 { color: var(--white); margin-bottom: 1.25rem; font-weight: 300; }
.hero p { color: rgba(255,255,255,0.9); font-size: 1.15rem; margin-bottom: 2.5rem; }
.hero-ctas { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.page-hero {
  min-height: 50vh;
  padding: 8rem 1.5rem 5rem;
  background: var(--sage-soft);
  text-align: center;
}
.page-hero h1 { margin-bottom: 1rem; }
.page-hero p { max-width: 600px; margin: 0 auto; font-size: 1.1rem; }

/* Two-column */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.two-col img { border-radius: 2px; aspect-ratio: 4/5; object-fit: cover; }
.two-col h2 { margin-bottom: 1.5rem; }
.two-col p + p { margin-top: 1rem; }

/* Cards / treatments */
.grid { display: grid; gap: 2rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.treatment-card {
  background: var(--white);
  border: 1px solid var(--border);
  padding: 2rem;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}
.treatment-card:hover { border-color: var(--gold); transform: translateY(-4px); }
.treatment-card h3 { margin-bottom: 0.5rem; }
.treatment-meta {
  display: flex;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--slate);
  letter-spacing: 0.05em;
}
.treatment-price { color: var(--gold); font-weight: 500; }

.category-block { margin-bottom: 5rem; }
.category-title {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}
.category-title h2 { white-space: nowrap; }
.category-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* Testimonials */
.testimonial {
  text-align: center;
  padding: 2rem;
}
.stars { color: var(--gold); letter-spacing: 0.25em; margin-bottom: 1.25rem; }
.testimonial blockquote {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.35rem;
  font-style: italic;
  color: var(--ink);
  line-height: 1.5;
  margin-bottom: 1.5rem;
}
.testimonial cite {
  font-style: normal;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--slate);
}

/* Trust points */
.trust-item {
  text-align: center;
  padding: 1rem;
}
.trust-icon {
  width: 56px; height: 56px;
  margin: 0 auto 1.25rem;
  border-radius: 50%;
  background: var(--sage-soft);
  display: flex; align-items: center; justify-content: center;
  color: var(--forest);
}
.trust-item h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }
.trust-item p { font-size: 0.95rem; }

/* Gift voucher banner */
.voucher {
  background: var(--forest);
  color: var(--white);
  text-align: center;
  padding: 5rem 1.5rem;
}
.voucher h2 { color: var(--white); margin-bottom: 1rem; }
.voucher p { color: rgba(255,255,255,0.8); max-width: 520px; margin: 0 auto 2rem; }

/* Footer */
.footer {
  background: var(--forest);
  color: rgba(255,255,255,0.78);
  padding: 5rem 0 2rem;
  font-size: 0.92rem;
}
.footer h4 {
  color: var(--white);
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}
.footer a { color: rgba(255,255,255,0.78); transition: color 0.2s; }
.footer a:hover { color: var(--gold); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: 0.5rem; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.55);
}

/* Team */
.team-card { text-align: center; }
.team-card img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  margin-bottom: 1.25rem;
  border-radius: 2px;
}
.team-card h3 { margin-bottom: 0.25rem; }
.team-role {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--gold);
  margin-bottom: 0.75rem;
  display: block;
}

/* Ingredients */
.ingredient {
  text-align: center;
  padding: 2rem 1rem;
  background: var(--white);
  border: 1px solid var(--border);
}
.ingredient img { width: 100%; aspect-ratio: 1; object-fit: cover; margin-bottom: 1.5rem; }
.ingredient h3 { margin-bottom: 0.5rem; }

/* Gallery */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.gallery-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1;
}
.gallery-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s ease;
}
.gallery-item:hover img { transform: scale(1.08); }
.gallery-caption {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(45,74,62,0.85));
  display: flex;
  align-items: flex-end;
  padding: 1.5rem;
  opacity: 0;
  transition: opacity 0.3s;
  color: var(--white);
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.25rem;
}
.gallery-item:hover .gallery-caption { opacity: 1; }

/* Booking */
.book-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 4rem;
}
.form-row { margin-bottom: 1.5rem; }
.form-row.split { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
label {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 0.5rem;
  color: var(--forest);
}
input, select, textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  background: var(--white);
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  border-radius: 2px;
  transition: border-color 0.2s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--gold);
}
textarea { resize: vertical; min-height: 120px; }

.info-card {
  background: var(--sage-soft);
  padding: 2.5rem;
}
.info-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--forest);
}
.info-card + .info-card { margin-top: 1.5rem; }
.info-card p { font-size: 0.95rem; }
.info-list { list-style: none; margin-top: 1rem; }
.info-list li {
  display: flex;
  justify-content: space-between;
  padding: 0.4rem 0;
  font-size: 0.95rem;
  color: var(--slate);
}
.info-list li span:first-child { color: var(--ink); }
.map-wrap {
  margin-top: 1.5rem;
  overflow: hidden;
  border: 1px solid var(--border);
}
.map-wrap iframe { display: block; width: 100%; height: 280px; border: 0; }

.form-success {
  display: none;
  background: var(--sage);
  color: var(--forest);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  border-left: 3px solid var(--forest);
}

/* Fade-in animation */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .two-col, .book-grid { grid-template-columns: 1fr; gap: 3rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .section { padding: 4rem 0; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1.25rem;
    border-bottom: 1px solid var(--border);
  }
  .nav-links.open { display: flex; }
  .menu-toggle { display: block; }
  .nav-cta .btn-text { display: none; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .form-row.split { grid-template-columns: 1fr; }
  .category-title { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .category-title::after { display: none; }
}