/* ═══════════════════════════════════════════════════════════
   VIGIA — theme layer (bespoke effects on top of Tailwind)
   Light "ocean editorial": foam paper, petrol ink, one sun accent
   ═══════════════════════════════════════════════════════════ */

:root {
  --foam:  #F7FAF9;
  --mist:  #EBF3F0;
  --lagoon:#DCEBE7;
  --ink:   #0A2430;
  --deep:  #0E4A52;
  --sea:   #17656B;
  --sun:   #E8933D;
  --ease:  cubic-bezier(.22, 1, .36, 1);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 92px;
}

body { text-rendering: optimizeLegibility; }

::selection { background: var(--deep); color: var(--foam); }

:focus-visible {
  outline: 2px solid var(--sea);
  outline-offset: 3px;
  border-radius: 4px;
}

/* — grain, barely there — */
body::after {
  content: "";
  position: fixed;
  inset: -50%;
  z-index: 90;
  pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* — kicker: numbered section label — */
.kicker {
  display: flex;
  align-items: center;
  gap: .9rem;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--sea);
}
.kicker::before {
  content: "";
  width: 2.2rem;
  height: 1px;
  background: currentColor;
  opacity: .7;
}
.kicker-light { color: var(--lagoon); }
.kicker-light::before { background: var(--sun); opacity: 1; }

/* — header — */
.site-header { transition: background .45s var(--ease), color .45s var(--ease), box-shadow .45s var(--ease); border-bottom: 1px solid transparent; }
.site-header.is-scrolled {
  background: color-mix(in srgb, var(--foam) 84%, transparent);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  color: var(--ink);
  border-bottom-color: rgba(10, 36, 48, .07);
  box-shadow: 0 8px 40px -20px rgba(10, 36, 48, .18);
}
.site-header.is-scrolled .header-cta { background: var(--ink); color: var(--foam); }
.site-header.is-scrolled .header-cta:hover { background: var(--deep); }

.nav-link {
  position: relative;
  opacity: .85;
  transition: opacity .25s;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 1.5px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .35s var(--ease);
}
.nav-link:hover { opacity: 1; }
.nav-link:hover::after { transform: scaleX(1); transform-origin: left; }

.lang-btn { opacity: .55; transition: background .25s, color .25s, opacity .25s; }
.lang-btn:hover { opacity: 1; }
.lang-btn[data-active="true"] { opacity: 1; }
.site-header:not(.is-scrolled) .lang-btn[data-active="true"] { background: var(--foam); color: var(--ink); }
.site-header.is-scrolled .lang-btn[data-active="true"] { background: var(--ink); color: var(--foam); }
.mobile-menu .lang-btn[data-active="true"] { background: var(--ink); color: var(--foam); }

/* burger */
.burger { transition: background .3s; }
.burger-line {
  display: block;
  width: 18px;
  height: 1.6px;
  background: currentColor;
  transition: transform .35s var(--ease), opacity .25s;
}
.burger-line + .burger-line { margin-top: 5px; }
.burger[aria-expanded="true"] .burger-line:first-child { transform: translateY(3.3px) rotate(45deg); }
.burger[aria-expanded="true"] .burger-line:last-child  { transform: translateY(-3.3px) rotate(-45deg); }

/* mobile menu */
.mobile-menu { opacity: 0; transition: opacity .35s var(--ease); }
.mobile-menu.is-open { opacity: 1; }
.mobile-link { opacity: 0; transform: translateY(14px); transition: opacity .5s var(--ease), transform .5s var(--ease); }
.mobile-menu.is-open .mobile-link { opacity: 1; transform: none; }
.mobile-menu.is-open .mobile-link:nth-child(1) { transition-delay: .05s; }
.mobile-menu.is-open .mobile-link:nth-child(2) { transition-delay: .1s; }
.mobile-menu.is-open .mobile-link:nth-child(3) { transition-delay: .15s; }
.mobile-menu.is-open .mobile-link:nth-child(4) { transition-delay: .2s; }
.mobile-menu.is-open .mobile-link:nth-child(5) { transition-delay: .25s; }
.mobile-menu.is-open .mobile-link:nth-child(6) { transition-delay: .3s; }

/* — hero — */
.hero-scrim {
  background:
    linear-gradient(to bottom,
      rgba(10, 36, 48, .58) 0%,
      rgba(10, 36, 48, .18) 42%,
      rgba(10, 36, 48, .32) 72%,
      rgba(247, 250, 249, .55) 96%,
      var(--foam) 100%);
}
.kenburns { animation: kenburns 26s var(--ease) both; transform-origin: 62% 38%; }
@keyframes kenburns {
  from { transform: scale(1.14); }
  to   { transform: scale(1.02); }
}

/* — marquee — */
.marquee {
  display: flex;
  align-items: center;
  width: max-content;
  animation: marquee 42s linear infinite;
}
.marquee-item { margin-right: 3rem; white-space: nowrap; }
.marquee-star { width: 11px; height: 11px; margin-right: 3rem; flex: none; color: var(--sun); }
.marquee-wrap:hover .marquee { animation-play-state: paused; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* — trip cards — */
.trip-card {
  background: var(--foam);
  border: 1px solid rgba(10, 36, 48, .08);
  border-radius: 1.75rem;
  overflow: hidden;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.trip-card:hover { transform: translateY(-6px); box-shadow: 0 32px 70px -32px rgba(10, 36, 48, .35); }
.trip-card img { transition: transform 1.1s var(--ease); }
.trip-card:hover img { transform: scale(1.06); }

.chip-glass {
  display: inline-block;
  padding: .4rem .9rem;
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: #fff;
  background: rgba(10, 36, 48, .45);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.chip-price {
  display: inline-block;
  padding: .4rem .9rem;
  border-radius: 999px;
  font-size: .78rem;
  font-weight: 700;
  color: var(--ink);
  background: var(--sun);
}

/* — species — */
.species-card {
  background: var(--foam);
  border: 1px solid rgba(10, 36, 48, .07);
  border-radius: 1.75rem;
  overflow: hidden;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.species-card:hover { transform: translateY(-5px); box-shadow: 0 28px 60px -30px rgba(10, 36, 48, .3); }
.species-card img { transition: transform 1.1s var(--ease); }
.species-card:hover img { transform: scale(1.05); }

.tag {
  flex: none;
  padding: .3rem .75rem;
  border-radius: 999px;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.tag-resident { background: rgba(23, 101, 107, .12); color: var(--sea); }
.tag-season   { background: rgba(232, 147, 61, .16); color: #A86414; }

.season .cell {
  display: block;
  height: 7px;
  border-radius: 3px;
  background: rgba(10, 36, 48, .08);
  transform: scale(.55);
  opacity: .4;
  transition: transform .55s var(--ease), opacity .55s var(--ease), background .3s;
  transition-delay: calc(var(--i) * 38ms);
}
.season .cell.on { background: var(--sea); }
.season.is-in .cell { transform: scale(1); opacity: 1; }

/* — vigia steps — */
.vigia-step {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: .5rem;
  padding: 1.4rem 0;
  border-top: 1px solid rgba(10, 36, 48, .1);
}
.vigia-step:last-child { border-bottom: 1px solid rgba(10, 36, 48, .1); }

/* — gallery — */
.gal-item {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: 1.4rem;
}
.gal-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease);
}
.gal-item:hover img { transform: scale(1.05); }
.gal-item figcaption {
  position: absolute;
  inset-inline: 0;
  bottom: 0;
  padding: 2.2rem .9rem .7rem;
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .06em;
  color: #fff;
  background: linear-gradient(to top, rgba(10, 36, 48, .65), transparent);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .4s var(--ease), transform .4s var(--ease);
}
.gal-item:hover figcaption { opacity: 1; transform: none; }

/* — quotes — */
.quote-card {
  margin: 0;
  background: var(--foam);
  border: 1px solid rgba(10, 36, 48, .07);
  border-radius: 1.75rem;
  padding: 2rem;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease);
}
.quote-card:hover { transform: translateY(-4px); box-shadow: 0 24px 55px -28px rgba(10, 36, 48, .28); }

/* — faq — */
details { border-top: 1px solid rgba(10, 36, 48, .12); }
details:last-of-type { border-bottom: 1px solid rgba(10, 36, 48, .12); }
summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding: 1.35rem 0;
  cursor: pointer;
  list-style: none;
  font-weight: 600;
  font-size: 1.05rem;
}
summary::-webkit-details-marker { display: none; }
.faq-icon {
  flex: none;
  width: 1.05rem;
  height: 1.05rem;
  color: var(--sea);
  transition: transform .4s var(--ease);
}
details[open] .faq-icon { transform: rotate(45deg); }
.faq-body { padding-bottom: 1.6rem; max-width: 58ch; color: rgba(10, 36, 48, .7); line-height: 1.65; animation: faqIn .45s var(--ease); }
@keyframes faqIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: none; }
}

/* — scroll reveal — */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
  transition-delay: var(--d, 0ms);
}
[data-reveal].is-in { opacity: 1; transform: none; }

/* — reduced motion — */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .kenburns { animation: none; }
  .marquee { animation: none; flex-wrap: wrap; width: auto; }
  .marquee > :nth-child(n + 13) { display: none; }
  [data-reveal] { opacity: 1; transform: none; transition: none; }
  .season .cell { transform: none; opacity: 1; transition: none; }
  .trip-card, .species-card, .quote-card, .gal-item img, .trip-card img, .species-card img { transition: none; }
}