/* ==========================================================================
   Gran Canaria GO — css/layout.css
   1. Navbar
   2. Struttura delle viste
   3. Hero
   4. Sezioni e griglie
   5. Footer
   6. Responsive
   ========================================================================== */

/* -------------------------------------------------------------- 1. Navbar */

.nav {
  position: sticky;
  top: 0;
  z-index: 90;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  background: rgba(4, 16, 29, 0.55);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(14px) saturate(150%);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  transition: background var(--speed) var(--ease), border-color var(--speed) var(--ease),
              box-shadow var(--speed) var(--ease), height var(--speed) var(--ease);
}

.nav.is-scrolled {
  background: rgba(4, 16, 29, 0.86);
  border-bottom-color: var(--border);
  box-shadow: 0 18px 40px -34px rgba(0, 0, 0, 1);
  height: 66px;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
  width: min(100% - 2.6rem, var(--container));
  margin-inline: auto;
}

/* Marchio */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.66rem;
  font-family: var(--font-display);
  font-size: 1.22rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  transition: transform var(--speed) var(--ease-spring);
}
.brand:hover { transform: translateY(-1px); }
.brand__mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  border-radius: 13px;
  background: var(--gradient-brand);
  box-shadow: var(--glow-cool);
  overflow: hidden;
}
.brand__mark::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 35%, rgba(255,255,255,.6) 50%, transparent 65%);
  transform: translateX(-120%);
  transition: transform 0.7s var(--ease);
}
.brand:hover .brand__mark::after { transform: translateX(120%); }
.brand__mark svg { width: 22px; height: 22px; position: relative; z-index: 1; }
.brand__text { color: var(--text); white-space: nowrap; }
.brand__text em { font-style: normal; color: var(--turquoise); }

/* Link */
.nav__links {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.nav__link {
  position: relative;
  padding: 0.55rem 0.86rem;
  border-radius: var(--radius-pill);
  font-size: 0.93rem;
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--speed-fast) var(--ease), background var(--speed-fast) var(--ease);
}
.nav__link::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 3px;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--gradient-cool);
  transform: translateX(-50%);
  transition: width var(--speed) var(--ease);
}
.nav__link:hover { color: var(--text); background: rgba(255, 255, 255, 0.05); }
.nav__link:hover::after { width: 40%; }
.nav__link.is-active { color: var(--text); }
.nav__link.is-active::after { width: 62%; background: var(--gradient-brand); }

.nav__cta { margin-left: 0.5rem; }

/* Selettore di lingua (EN / ES / IT) */
.nav__lang-slot {
  display: inline-flex;
  align-items: center;
  margin-left: 0.35rem;
}

.lang {
  display: inline-flex;
  align-items: center;
  gap: 0.12rem;
  padding: 0.2rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.lang__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.32rem;
  padding: 0.32rem 0.55rem;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--text-dim);
  font: inherit;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  cursor: pointer;
  transition: color var(--speed) var(--ease), background var(--speed) var(--ease),
              transform var(--speed) var(--ease-spring);
}
.lang__btn:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.07);
  transform: translateY(-1px);
}
.lang__btn.is-active {
  color: #04141f;
  background: var(--gradient-brand);
  box-shadow: var(--glow-cool);
}
.lang__flag { font-size: 0.9rem; line-height: 1; }
.lang__code { font-family: var(--font-display); }

.nav__toggle {
  display: none;
  width: 46px; height: 46px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--glass);
  position: relative;
}
.nav__toggle span {
  position: absolute;
  left: 50%;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: var(--text);
  transform: translateX(-50%);
  transition: transform var(--speed) var(--ease), opacity var(--speed) var(--ease), top var(--speed) var(--ease);
}
.nav__toggle span:nth-child(1) { top: 16px; }
.nav__toggle span:nth-child(2) { top: 22px; }
.nav__toggle span:nth-child(3) { top: 28px; }

body.menu-open .nav__toggle span:nth-child(1) { top: 22px; transform: translateX(-50%) rotate(45deg); }
body.menu-open .nav__toggle span:nth-child(2) { opacity: 0; transform: translateX(-50%) scaleX(0.2); }
body.menu-open .nav__toggle span:nth-child(3) { top: 22px; transform: translateX(-50%) rotate(-45deg); }

/* -------------------------------------------------- 2. Struttura viste */

main { min-height: 60vh; display: block; }

.view { display: none; }
.view.is-active { display: block; animation: view-in 0.5s var(--ease) both; }

@keyframes view-in {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: none; }
}

.page-head {
  position: relative;
  padding: clamp(2rem, 4vw, 3.2rem) 0 clamp(1.2rem, 2.4vw, 2rem);
}

/* Nelle pagine interne il titolo resta autorevole ma più compatto
   rispetto alla hero, così il contenuto entra prima nello schermo. */
.page-head h1 { font-size: clamp(2rem, 4.2vw, 3.15rem); }

.page-head__inner {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  max-width: 74ch;
}

/* ---------------------------------------------------------------- 3. Hero */

.hero {
  position: relative;
  padding: clamp(2.6rem, 6vw, 5.2rem) 0 clamp(3rem, 6vw, 5.6rem);
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
  align-items: center;
  gap: clamp(2rem, 5vw, 4.4rem);
}

.hero__content { display: flex; flex-direction: column; gap: 1.5rem; max-width: 62ch; }

.hero h1 { margin-top: 0.2rem; }

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 0.4rem;
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1.6rem;
  margin-top: 0.4rem;
  padding-top: 1.3rem;
  border-top: 1px solid var(--border);
}
.hero__meta div { display: flex; flex-direction: column; }
.hero__meta strong {
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1.1;
  background: var(--gradient-cool);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero__meta span { font-size: 0.78rem; color: var(--text-dim); letter-spacing: 0.02em; }

.hero__visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 380px;
}

/* ------------------------------------------------------ 4. Sezioni */

.section { padding: clamp(2.8rem, 6vw, 5.4rem) 0; position: relative; }
.section--tight { padding: clamp(1.8rem, 4vw, 3rem) 0; }

.section__head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.6rem;
  margin-bottom: clamp(1.4rem, 3vw, 2.4rem);
  flex-wrap: wrap;
}

.section__head--center {
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.section__head--center .section__intro { margin-inline: auto; }

.section__title-block { display: flex; flex-direction: column; gap: 0.55rem; max-width: 68ch; }
.section__intro { color: var(--text-muted); max-width: 62ch; }

.grid { display: grid; gap: 1.15rem; }
.grid--cards { grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 1.3rem; }
.grid--wide  { grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); }
.grid--tiles { grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); }
.grid--split { grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); align-items: start; gap: 1.6rem; }
.grid--halves { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

.rail {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(280px, 320px);
  gap: 1.2rem;
  overflow-x: auto;
  padding-bottom: 0.8rem;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
}
.rail > * { scroll-snap-align: start; }

/* ---------------------------------------------------------------- 5. Footer */

.footer {
  position: relative;
  margin-top: clamp(2rem, 5vw, 4rem);
  padding: clamp(2.4rem, 5vw, 3.6rem) 0 1.6rem;
  border-top: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(6, 24, 42, 0.5), rgba(2, 8, 15, 0.92));
}

.footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  gap: 2rem 1.6rem;
}

.footer__brand { display: flex; flex-direction: column; gap: 1rem; max-width: 38ch; }
.footer__subtitle {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--turquoise);
}

.footer__col h4 {
  font-size: 0.82rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--text);
  margin-bottom: 0.9rem;
}

.footer__col ul { display: flex; flex-direction: column; gap: 0.55rem; }

.footer__link {
  font-size: 0.92rem;
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  transition: color var(--speed-fast) var(--ease), transform var(--speed-fast) var(--ease);
}
.footer__link:hover { color: var(--turquoise); transform: translateX(3px); }


.footer__bottom {
  margin-top: 2.4rem;
  padding-top: 1.3rem;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: 0.82rem;
  color: var(--text-dim);
}

/* ------------------------------------------------------- 6. Responsive */

@media (max-width: 1080px) {
  .hero__inner { grid-template-columns: 1fr; gap: 2.6rem; }
  .hero__visual { min-height: 330px; order: -1; }
  .grid--split { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer__brand { grid-column: 1 / -1; }
}

/* Il nome "Gran Canaria GO" è più lungo del precedente: la navbar completa
   (marchio + 6 voci + selettore lingua + CTA) richiede ~1100px di contenuto,
   quindi il menu a tendina subentra prima, evitando che il marchio vada a capo
   o che la barra sfori in orizzontale. */
@media (max-width: 1160px) {
  .nav__toggle { display: block; }

  .nav__links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0.3rem;
    padding: 1rem 1.3rem 1.8rem;
    background: rgba(4, 16, 29, 0.97);
    backdrop-filter: blur(26px) saturate(160%);
    -webkit-backdrop-filter: blur(26px) saturate(160%);
    border-bottom: 1px solid var(--border);
    box-shadow: 0 40px 70px -40px rgba(0, 0, 0, 1);
    transform: translateY(-130%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.42s var(--ease), opacity 0.32s var(--ease), visibility 0.42s;
    max-height: calc(100vh - var(--nav-h));
    overflow-y: auto;
  }

  body.menu-open .nav__links {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav__link {
    padding: 0.85rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 1.02rem;
    border: 1px solid transparent;
  }
  .nav__link.is-active {
    background: rgba(46, 230, 197, 0.09);
    border-color: rgba(46, 230, 197, 0.24);
  }
  .nav__link::after { display: none; }
  .nav__lang-slot { margin: 0.6rem 0 0; width: 100%; }
  .lang { width: 100%; justify-content: space-between; }
  .lang__btn { flex: 1 1 0; justify-content: center; padding: 0.6rem 0.5rem; font-size: 0.85rem; }
  .nav__cta { margin: 0.6rem 0 0; width: 100%; }
  .nav__cta .btn { width: 100%; justify-content: center; }
}

@media (max-width: 640px) {
  :root { --nav-h: 68px; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .grid--cards, .grid--wide { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; gap: 1.8rem; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
  .section__head { align-items: flex-start; }
}