:root {
  --lago: #1f4e5a;
  --lago-scuro: #153640;
  --roccia: #c9b3a8;
  --larice: #55663a;
  --neve: #f8f9f7;
  --inchiostro: #1c2427;
  --grigio: #5d686c;
  --rosso-sat: #c8312b;
  --linea: #d9dedc;
  --max: 68rem;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--neve);
  color: var(--inchiostro);
  font-family: "Instrument Sans", system-ui, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.6;
}

h1, h2, h3 {
  font-family: "Gloock", Georgia, serif;
  font-weight: 400;
  line-height: 1.15;
  margin: 0 0 .5em;
}
h1 { font-size: clamp(2.4rem, 7vw, 4.6rem); letter-spacing: -.01em; }
h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); color: var(--lago-scuro); }
h3 { font-size: 1.35rem; }

p { margin: 0 0 1em; max-width: 62ch; }
a { color: var(--lago); }
a:focus-visible, summary:focus-visible, .btn:focus-visible {
  outline: 3px solid var(--rosso-sat);
  outline-offset: 3px;
}

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 1rem; }

/* Barra superiore */
.top {
  position: absolute; inset: 0 0 auto 0; z-index: 2;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1rem; max-width: var(--max); margin: 0 auto;
  color: #fff;
}
.top .brand { font-family: "Gloock", serif; font-size: 1.2rem; color: #fff; text-decoration: none; }
.top nav { display: flex; gap: 1rem; font-size: .95rem; }
.top nav a { color: #fff; text-decoration: none; opacity: .9; }
.top nav a:hover { opacity: 1; text-decoration: underline; }
@media (max-width: 640px) { .top nav .hide-sm { display: none; } }

/* Hero */
.hero {
  position: relative;
  min-height: min(88vh, 46rem);
  display: flex; align-items: flex-end;
  color: #fff;
  background: linear-gradient(170deg, #7d97a0 0%, #3d6470 45%, var(--lago-scuro) 100%);
  overflow: hidden;
}
.hero img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover;
}
.hero::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(13,30,36,.78) 0%, rgba(13,30,36,.15) 55%, rgba(13,30,36,.35) 100%);
}
.hero .wrap { position: relative; z-index: 1; padding-bottom: 3.5rem; width: 100%; }
.hero p { font-size: 1.2rem; max-width: 40ch; }
.hero .where { font-size: 1rem; opacity: .9; margin-bottom: .4rem; }

.btn {
  display: inline-block;
  background: #fff; color: var(--lago-scuro);
  padding: .75rem 1.3rem; border-radius: 2rem;
  text-decoration: none; font-weight: 600;
}
.btn:hover { background: var(--roccia); }

/* Cartelli segnavia: l'elemento distintivo */
.segnavia {
  background: var(--lago-scuro);
  padding: 2.5rem 0 3rem;
}
.segnavia h2 { color: #fff; font-size: 1.5rem; margin-bottom: 1.2rem; }
.cartelli { display: grid; gap: .8rem; list-style: none; margin: 0; padding: 0; }
@media (min-width: 600px) { .cartelli { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .cartelli { grid-template-columns: repeat(4, 1fr); } }
.cartello {
  display: block; height: 100%; text-decoration: none;
  position: relative;
  background: #fff;
  color: var(--inchiostro);
  padding: .9rem 2.6rem .9rem 1.6rem;
  clip-path: polygon(0 0, calc(100% - 1.4rem) 0, 100% 50%, calc(100% - 1.4rem) 100%, 0 100%);
  min-height: 5.2rem;
}
.cartello::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: .55rem;
  background: linear-gradient(var(--rosso-sat) 0 33%, #fff 33% 66%, var(--rosso-sat) 66%);
}
.cartello strong { display: block; font-family: "Gloock", serif; font-weight: 400; font-size: 1.25rem; line-height: 1.2; }
.cartello span { color: var(--grigio); font-size: .95rem; }

/* Sezioni */
section { padding: 4rem 0; }
section + section { border-top: 1px solid var(--linea); }

.stagioni { display: grid; gap: 2.5rem; }
@media (min-width: 760px) { .stagioni { grid-template-columns: 1fr 1fr; } }
.stagione figure { margin: 0 0 1rem; aspect-ratio: 4 / 3; overflow: hidden; border-radius: .4rem; background: var(--roccia); }
.stagione figure img { width: 100%; height: 100%; object-fit: cover; display: block; }
.stagione.estate figure { background: #9fae86; }

.casa { display: grid; gap: 2.5rem; align-items: start; }
@media (min-width: 860px) { .casa { grid-template-columns: 1.3fr 1fr; } }
.dati { border-top: 2px solid var(--lago); margin: 0; }
.dati div { display: grid; grid-template-columns: 9.5rem 1fr; gap: 1rem; padding: .7rem 0; border-bottom: 1px solid var(--linea); }
.dati dt { color: var(--grigio); }
.dati dd { margin: 0; }

.galleria { display: grid; gap: .6rem; grid-template-columns: repeat(2, 1fr); margin-top: 2rem; }
@media (min-width: 760px) { .galleria { grid-template-columns: repeat(4, 1fr); } }
.galleria img { width: 100%; aspect-ratio: 1; object-fit: cover; border-radius: .3rem; background: var(--linea); display: block; }

/* FAQ */
.faq details { border-bottom: 1px solid var(--linea); max-width: 48rem; }
.faq summary {
  cursor: pointer; padding: 1rem 2rem 1rem 0; font-weight: 600; list-style: none; position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: .3rem; top: .8rem;
  font-size: 1.4rem; color: var(--lago); transition: transform .2s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding-bottom: .6rem; }

/* Contatti */
.contatti { background: var(--lago); color: #fff; }
.contatti h2 { color: #fff; }
.contatti a { color: #fff; }
.contatti .righe { display: grid; gap: .3rem; font-size: 1.1rem; margin: 1.2rem 0 1.6rem; }

footer { padding: 2rem 0; font-size: .9rem; color: var(--grigio); }
footer p { max-width: none; }

.contatti .btn { color: var(--lago-scuro); }

/* Cartelli cliccabili */
a.cartello { transition: background .15s; }
a.cartello:hover { background: #eef2f1; }
a.cartello:hover strong { text-decoration: underline; text-underline-offset: 3px; }
a.cartello:focus-visible { outline: 3px solid var(--rosso-sat); outline-offset: 3px; clip-path: none; }
.cartello span::after { content: "\00a0↗"; color: var(--lago); }
@media (min-width: 1000px) { .cartello { padding-right: 2rem; } .cartello span { font-size: .9rem; } }

/* Logo */
.top .brand img { display: block; height: 56px; width: auto; }
.logo-contatti { display: block; height: 80px; width: auto; margin-bottom: 1.2rem; }
.footer-riga { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.footer-riga img { height: 48px; width: auto; }
.footer-riga p { margin: 0; }

/* Instagram e Visit Trentino */
.footer-riga { justify-content: space-between; }
.footer-riga > p { flex: 1 1 18rem; }
.footer-link { display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.footer-link a { color: var(--inchiostro); display: inline-flex; align-items: center; gap: .45rem; text-decoration: none; }
.footer-link a:hover span { text-decoration: underline; }
.footer-link .trentino img { height: 36px; width: auto; display: block; }
.ig-riga a { display: inline-flex; align-items: center; gap: .5rem; }

/* Galleria */
.btn-linea { display: inline-block; padding: .65rem 1.2rem; border: 2px solid var(--lago); border-radius: 2rem; color: var(--lago); text-decoration: none; font-weight: 600; }
.btn-linea:hover { background: var(--lago); color: #fff; }
.vai-galleria { margin-top: 1.5rem; }
.banda-top { background: var(--lago-scuro); }
.banda-top .top { position: static; }
.gal-intro { padding: 3rem 0 2rem; }
.gal-indice { display: flex; flex-wrap: wrap; gap: .5rem 1.2rem; margin-top: 1rem; }
.gal-indice a { color: var(--lago); }
.gal-sez { padding: 3rem 0; }
.gal-griglia { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(16rem, 1fr)); margin: 1.2rem 0 1.5rem; }
.gal-griglia:empty { display: none; }
.gal-griglia figure { margin: 0; }
.gal-griglia img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; border-radius: .3rem; display: block; background: var(--linea); }
.gal-griglia figcaption { font-size: .9rem; color: var(--grigio); margin-top: .4rem; }
.gal-fine { padding: 2rem 0 4rem; border-top: 0; }
.gal-fine .btn { background: var(--lago); color: #fff; }
.gal-griglia a { display: block; border-radius: .3rem; }
.gal-griglia a:focus-visible { outline: 3px solid var(--rosso-sat); outline-offset: 3px; }
.gal-griglia a img { transition: opacity .15s; }
.gal-griglia a:hover img { opacity: .88; }
.galleria img, .stagione figure img { height: auto; }
.stagione figure img { height: 100%; }