/* ---------- Design tokens ---------- */
:root {
  --color-bg: #F1ECDF;        /* limewash wall */
  --color-ink: #241C16;       /* charcoal ink, main text */
  --color-oxide: #8B3A2E;     /* red-oxide floor - hero, accents */
  --color-oxide-dark: #6E2C22;
  --color-turmeric: #D9A441;  /* marigold/turmeric - CTAs, highlights */
  --color-leaf: #2F4A3E;      /* banana-leaf green - alt sections */
  --color-granite: #565049;   /* stone grey - borders, muted text */
  --color-cream-text: #F1ECDF;

  --font-display: 'Martel', serif;
  --font-body: 'Work Sans', sans-serif;

  --radius: 6px;
  --max-width: 960px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.55;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 0.5em;
}

a { color: inherit; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Welcome overlay ---------- */
.welcome-overlay {
  position: fixed;
  inset: 0;
  background: rgba(36,28,22,0.75);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 1;
  transition: opacity 0.6s ease;
}
.welcome-overlay--hidden { opacity: 0; pointer-events: none; }
.welcome-card {
  position: relative;
  background: var(--color-bg);
  border-radius: 12px;
  padding: 48px 36px;
  max-width: 460px;
  text-align: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.welcome-card h2 {
  font-size: clamp(1.7rem, 5vw, 2.4rem);
  color: var(--color-oxide);
  margin-bottom: 16px;
}
.welcome-card p {
  color: var(--color-ink);
  font-size: 1.05rem;
  margin: 0;
}
.welcome-close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  font-size: 1.6rem;
  line-height: 1;
  color: var(--color-granite);
  cursor: pointer;
  padding: 4px 8px;
}
.welcome-close:hover { color: var(--color-oxide); }

/* ---------- Kolam divider ---------- */
.kolam-divider {
  height: 40px;
  background-image: url('/images/kolam-strip.svg');
  background-repeat: repeat-x;
  background-size: 120px 40px;
  background-position: center;
}
.kolam-divider--turmeric { color: var(--color-turmeric); }
.kolam-divider--oxide { color: var(--color-oxide); }
.kolam-divider--cream { color: var(--color-cream-text); }

/* ---------- Header ---------- */
.site-header {
  background: var(--color-ink);
  color: var(--color-cream-text);
  padding: 18px 0;
}
.site-header .wrap {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px;
}
.site-header .brand {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.site-header .tagline {
  font-size: 0.85rem;
  color: var(--color-turmeric);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* ---------- Hero ---------- */
.hero {
  background: var(--color-oxide);
  color: var(--color-cream-text);
  padding: 72px 0 56px;
  text-align: center;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
}
.hero p {
  font-size: 1.15rem;
  max-width: 34em;
  margin: 0 auto;
  opacity: 0.95;
}
.hero .cta-row {
  margin-top: 28px;
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 26px;
  border-radius: var(--radius);
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: var(--color-turmeric);
  color: var(--color-ink);
}
.btn-primary:hover { background: #c8932f; }
.btn-outline {
  background: transparent;
  border-color: var(--color-cream-text);
  color: var(--color-cream-text);
}
.btn-outline:hover { background: rgba(241,236,223,0.12); }

.btn-secondary {
  background: transparent;
  border-color: var(--color-oxide);
  color: var(--color-oxide);
}
.btn-secondary:hover { background: rgba(139,58,46,0.08); }
.btn-secondary:disabled { opacity: 0.5; cursor: not-allowed; }

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

/* ---------- Sections ---------- */
section { padding: 64px 0; }
.section-title {
  font-size: 1.8rem;
  margin-bottom: 8px;
}
.section-lede {
  color: var(--color-granite);
  max-width: 40em;
  margin-bottom: 32px;
}

.about p { max-width: 42em; }

/* ---------- Facilities grid ---------- */
.facilities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
}
.facility-card {
  background: #fff;
  border: 1px solid rgba(86,80,73,0.18);
  border-radius: var(--radius);
  padding: 22px;
}
.facility-card .icon {
  width: 28px;
  height: 28px;
  color: var(--color-oxide);
  margin-bottom: 12px;
}
.facility-card h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}
.facility-card p {
  font-size: 0.92rem;
  color: var(--color-granite);
  margin: 0;
}

/* ---------- Location ---------- */
.location {
  background: var(--color-leaf);
  color: var(--color-cream-text);
}
.location .section-lede { color: rgba(241,236,223,0.85); }
.location address {
  font-style: normal;
  font-size: 1.05rem;
  margin-bottom: 24px;
  line-height: 1.6;
}

/* ---------- Booking form ---------- */
.booking-form {
  background: #fff;
  border: 1px solid rgba(86,80,73,0.18);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 560px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.field { margin-bottom: 18px; }
.field label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--color-granite);
  margin-bottom: 6px;
}
.field input, .field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 10px 12px;
  border: 1px solid rgba(86,80,73,0.35);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-ink);
}
.field input:focus-visible, .field textarea:focus-visible {
  outline: 3px solid var(--color-turmeric);
  outline-offset: 1px;
}
.field textarea { resize: vertical; min-height: 90px; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-ink);
  color: var(--color-cream-text);
  padding: 32px 0;
  text-align: center;
  font-size: 0.9rem;
}
.site-footer a { color: var(--color-turmeric); text-decoration: none; }

/* ---------- Confirmation / error pages ---------- */
.status-page {
  max-width: 560px;
  margin: 80px auto;
  padding: 0 24px;
  text-align: center;
}
.status-page h1 { font-size: 2rem; }
.status-page .details {
  background: #fff;
  border: 1px solid rgba(86,80,73,0.18);
  border-radius: var(--radius);
  padding: 24px;
  margin: 24px 0;
  text-align: left;
}
.status-page .details dt {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--color-granite);
  margin-top: 12px;
}
.status-page .details dt:first-child { margin-top: 0; }
.status-page .details dd { margin: 2px 0 0; font-size: 1.05rem; }

/* ---------- Admin ---------- */
.admin-topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 24px;
}
.photo-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid rgba(86,80,73,0.18);
}

/* ---------- Gallery (Airbnb-style grid + lightbox) ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, 160px);
  gap: 8px;
}
.gallery-cell {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  cursor: pointer;
}
.gallery-cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.25s ease;
}
.gallery-cell:hover img { transform: scale(1.04); }
.gallery-cell--large { grid-column: span 2; grid-row: span 2; }
.gallery-grid--single { grid-template-columns: 1fr; grid-template-rows: none; }
.gallery-grid--single .gallery-cell--large { grid-column: span 1; grid-row: span 1; aspect-ratio: 16 / 9; height: auto; }
.gallery-grid--few { grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); grid-template-rows: 220px; }
.gallery-grid--few .gallery-cell--large { grid-column: span 1; grid-row: span 1; }
.gallery-more-overlay {
  position: absolute;
  inset: 0;
  background: rgba(36,28,22,0.55);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(20,16,12,0.92);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 90vw; max-height: 85vh; border-radius: var(--radius); }
.lightbox-close, .lightbox-prev, .lightbox-next {
  position: absolute;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
}
.lightbox-close { top: 16px; right: 24px; font-size: 1.8rem; }
.lightbox-prev, .lightbox-next { font-size: 2.4rem; top: 50%; transform: translateY(-50%); padding: 8px 16px; }
.lightbox-prev { left: 8px; }
.lightbox-next { right: 8px; }

/* ---------- Availability calendar ---------- */
.calendar-legend {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  font-size: 0.9rem;
  color: var(--color-granite);
}
.legend-item { display: flex; align-items: center; gap: 6px; }
.legend-dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.legend-dot--open { background: var(--color-leaf); }
.legend-dot--blocked { background: var(--color-oxide); }

.calendar-row { display: flex; gap: 32px; flex-wrap: wrap; }
.calendar-month { flex: 1; min-width: 260px; }
.calendar-month h3 { font-size: 1.05rem; margin-bottom: 12px; }
.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
.calendar-day-name {
  text-align: center;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-granite);
  padding-bottom: 4px;
}
.calendar-cell {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  font-size: 0.85rem;
}
.calendar-cell--blank { visibility: hidden; }
.calendar-cell--open { background: rgba(47,74,62,0.12); color: var(--color-leaf); font-weight: 600; }
.calendar-cell--blocked { background: rgba(139,58,46,0.12); color: var(--color-oxide); text-decoration: line-through; }

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
  section { padding: 48px 0; }
  .hero { padding: 56px 0 44px; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); grid-template-rows: repeat(3, 120px); }
  .gallery-cell--large { grid-column: span 2; grid-row: span 1; }
  .calendar-row { flex-direction: column; }
}