/* ---------- Design tokens ---------- */
:root {
  --indigo-900: #182A4D;
  --indigo-800: #22375F;
  --indigo-700: #2C4372;
  --sand-100: #F6EFE2;
  --sand-50: #FBF6ED;
  --gold-500: #E7A93E;
  --lagoon-600: #1C8C86;
  --lagoon-300: #5FD3CB;
  --hibiscus-600: #D6396B;
  --hibiscus-700: #A62456;
  --gold-700: #8A5A16;
  --whatsapp-green: #25D366;
  --whatsapp-green-dark: #128C7E;

  --ink: var(--indigo-900);
  --paper: var(--sand-50);

  --font-display: "Bricolage Grotesque", "Segoe UI", sans-serif;
  --font-body: "Work Sans", "Segoe UI", sans-serif;
  --font-mono: "Space Mono", "Courier New", monospace;

  --wax-pattern: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Cg fill='none' stroke='%23E7A93E' stroke-width='1.5'%3E%3Cpath d='M20 2 L38 20 L20 38 L2 20 Z'/%3E%3Ccircle cx='20' cy='20' r='3' fill='%23E7A93E' stroke='none'/%3E%3C/g%3E%3C/svg%3E");

  --radius: 14px;
  --wrap-max: 1080px;
  --transition: 200ms ease;
}

@media (prefers-color-scheme: dark) {
  :root { color-scheme: dark; }
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--sand-50);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, dl { margin: 0; padding: 0; list-style: none; }
dd { margin: 0; }
h1, h2, h3, p { margin: 0; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ---------- Layout helpers ---------- */
.wrap {
  max-width: var(--wrap-max);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--gold-500);
  color: var(--indigo-900);
  padding: 0.6rem 1rem;
  border-radius: 8px;
  font-weight: 600;
  transition: top var(--transition);
  z-index: 100;
}
.skip-link:focus {
  top: 1rem;
}

:focus-visible {
  outline: 3px solid var(--hibiscus-600);
  outline-offset: 3px;
}

/* ---------- Reveal-on-scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 500ms ease, transform 500ms ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn--whatsapp {
  background: var(--whatsapp-green);
  color: #04210f;
  box-shadow: 0 8px 20px -8px rgba(18, 140, 126, 0.6);
}
.btn--whatsapp:hover,
.btn--whatsapp:focus-visible {
  background: var(--whatsapp-green-dark);
  color: var(--sand-50);
  transform: translateY(-2px);
}
.btn--small { padding: 0.65rem 1.1rem; font-size: 0.9rem; }
.btn__icon { width: 1.15rem; height: 1.15rem; }

.text-link {
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-color: var(--gold-500);
}
.text-link:hover { color: var(--hibiscus-600); }

.eyebrow {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  color: var(--gold-500);
  margin-bottom: 0.5rem;
}

h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.6rem, 5vw, 2.4rem);
  letter-spacing: -0.01em;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(246, 239, 226, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(24, 42, 77, 0.08);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.9rem;
}
.wordmark {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
}
.wordmark__mark {
  width: 1.5rem;
  height: 1.5rem;
  background-color: var(--indigo-900);
  -webkit-mask: var(--wax-pattern) center / cover;
  mask: var(--wax-pattern) center / cover;
  flex-shrink: 0;
}

.lang-toggle {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--indigo-900);
  border-radius: 999px;
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 0.8rem;
}
.lang-toggle__opt {
  padding: 0.4rem 0.75rem;
  transition: background var(--transition), color var(--transition);
}
.lang-toggle__opt.is-active {
  background: var(--indigo-900);
  color: var(--sand-50);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: var(--indigo-900);
  color: var(--sand-50);
  overflow: clip;
  padding-block: clamp(3.5rem, 12vw, 7rem) clamp(4rem, 14vw, 8rem);
}
.hero__pattern {
  position: absolute;
  inset: 0;
  background-image: var(--wax-pattern);
  opacity: 0.14;
  pointer-events: none;
}
.hero__inner { position: relative; display: flex; flex-direction: column; align-items: flex-start; }
.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.6rem, 10vw, 4.5rem);
  letter-spacing: -0.02em;
  line-height: 1.02;
  margin-bottom: 1rem;
}
.hero__subhead {
  max-width: 42ch;
  font-size: clamp(1.05rem, 3vw, 1.25rem);
  color: var(--sand-100);
  margin-bottom: 2rem;
}
.hero__scroll {
  margin-top: 3rem;
  font-size: 1.4rem;
  color: var(--gold-500);
  animation: bob 2.4s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) {
  .hero__scroll { animation: none; }
}
@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* ---------- About ---------- */
.about { padding-block: clamp(3rem, 10vw, 5.5rem); }
.about__body {
  max-width: 60ch;
  font-size: 1.1rem;
  margin-block: 1.2rem 1.8rem;
}
.stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}
.stat-chip {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background: var(--sand-100);
  border: 1px solid rgba(24, 42, 77, 0.12);
  padding: 0.55rem 1rem;
  border-radius: 999px;
}

/* ---------- Tours ---------- */
.tours {
  background: var(--indigo-900);
  color: var(--sand-50);
  padding-block: clamp(3.5rem, 10vw, 6rem);
}
.tours .eyebrow { color: var(--lagoon-300); }
.tours h2 { max-width: 22ch; margin-bottom: 2.5rem; }

.tour-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}
@media (min-width: 640px) {
  .tour-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .tour-grid { grid-template-columns: repeat(4, 1fr); }
}

.tour-card {
  position: relative;
  background: var(--indigo-800);
  border-radius: var(--radius);
  padding: 1.5rem 1.4rem 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.tour-card__pattern {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 6px;
  border-radius: var(--radius) var(--radius) 0 0;
  background-image: var(--wax-pattern);
  background-size: 20px 20px;
  opacity: 0.9;
}
.tour-card--highlight { background: var(--indigo-700); border: 1px solid rgba(231, 169, 62, 0.4); }
.tour-card__tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--gold-500);
}
.tour-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
}
.tour-card p { color: var(--sand-100); font-size: 0.95rem; flex-grow: 1; }
.tour-card__cta {
  margin-top: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--indigo-900);
  background: var(--gold-500);
  align-self: flex-start;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  transition: background var(--transition), transform var(--transition);
}
.tour-card__cta:hover, .tour-card__cta:focus-visible {
  background: var(--sand-50);
  transform: translateY(-2px);
}

/* ---------- Gallery ---------- */
.gallery { padding-block: clamp(3.5rem, 10vw, 6rem); }
.gallery .eyebrow { color: var(--gold-700); }
.gallery__note {
  color: var(--indigo-700);
  font-size: 0.9rem;
  margin-block: 0.4rem 2rem;
  font-style: italic;
}
.gallery-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (min-width: 768px) {
  .gallery-grid { grid-template-columns: repeat(4, 1fr); }
}
.gallery-tile { margin: 0; }
.gallery-tile__visual {
  aspect-ratio: 4 / 5;
  border-radius: var(--radius);
  background-image: var(--wax-pattern), linear-gradient(155deg, var(--tile-a), var(--tile-b));
  background-size: 44px 44px, cover;
}
.gallery-tile--1 .gallery-tile__visual { --tile-a: #B95127; --tile-b: var(--indigo-900); }
.gallery-tile--2 .gallery-tile__visual { --tile-a: var(--gold-500); --tile-b: #7A3B14; }
.gallery-tile--3 .gallery-tile__visual { --tile-a: var(--lagoon-600); --tile-b: var(--indigo-900); }
.gallery-tile--4 .gallery-tile__visual { --tile-a: var(--hibiscus-600); --tile-b: var(--indigo-800); }
.gallery-tile figcaption {
  margin-top: 0.6rem;
  font-size: 0.85rem;
  font-family: var(--font-mono);
  color: var(--indigo-700);
}

/* ---------- Contact ---------- */
.contact {
  background: var(--sand-100);
  padding-block: clamp(3.5rem, 10vw, 6rem);
}
.contact__inner { display: flex; flex-direction: column; gap: 2rem; align-items: flex-start; }
.contact .eyebrow { color: var(--hibiscus-700); }
.contact__intro { display: flex; align-items: center; justify-content: space-between; gap: 1rem; width: 100%; }
.contact__intro h2 { max-width: 20ch; }
.location-badge {
  flex-shrink: 0;
  width: 3rem; height: 3rem;
  border-radius: 50%;
  background: var(--indigo-900);
  color: var(--gold-500);
  display: grid;
  place-items: center;
}
.location-badge__pin { width: 1.5rem; height: 1.5rem; }

.contact__details {
  display: grid;
  gap: 1rem;
  width: 100%;
}
.contact__row {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  padding-block: 0.75rem;
  border-bottom: 1px solid rgba(24, 42, 77, 0.12);
}
.contact__row dt {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--indigo-700);
}
.contact__row dd { font-size: 1.05rem; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--indigo-900);
  color: var(--sand-100);
  padding-block: 3rem 2.5rem;
}
.site-footer__inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1.4rem;
}
.wordmark--footer { color: var(--sand-50); }
.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.4rem;
  font-size: 0.9rem;
}
.footer-links a:hover, .footer-links a:focus-visible { color: var(--gold-500); }
.footer-disclaimer {
  font-size: 0.78rem;
  color: rgba(246, 239, 226, 0.55);
  max-width: 50ch;
  border-top: 1px solid rgba(246, 239, 226, 0.15);
  padding-top: 1.2rem;
  width: 100%;
}
.footer-credit {
  font-size: 0.72rem;
  color: rgba(246, 239, 226, 0.6);
}

/* ---------- Floating WhatsApp button ---------- */
.fab-whatsapp {
  position: fixed;
  right: 1.1rem;
  bottom: 1.1rem;
  width: 3.4rem;
  height: 3.4rem;
  border-radius: 50%;
  background: var(--whatsapp-green);
  color: #04210f;
  display: grid;
  place-items: center;
  box-shadow: 0 10px 24px -6px rgba(4, 33, 15, 0.5);
  z-index: 50;
  transition: transform var(--transition), background var(--transition);
}
.fab-whatsapp svg { width: 1.7rem; height: 1.7rem; }
.fab-whatsapp:hover, .fab-whatsapp:focus-visible {
  background: var(--whatsapp-green-dark);
  color: var(--sand-50);
  transform: scale(1.06);
}

@media (min-width: 640px) {
  .contact__intro { align-items: center; }
}