/* ===== Reset ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { overflow-x: hidden; }
img, video { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol, dl { list-style: none; }
svg { display: block; }

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

/* ===== Tokens ===== */
:root{
  --intonaco: #F1E9DC;
  --intonaco-2: #EAE0CE;
  --carbone: #221F1B;
  --carbone-soft: rgba(34,31,27,.72);
  --oliva: #5B6A46;
  --oliva-deep: #465238;
  --terracotta: #96492A;
  --line: rgba(34,31,27,.22);
  --line-soft: rgba(34,31,27,.12);
  --paper: #FBF8F1;

  --font-display: "Fraunces", "Iowan Old Style", Georgia, serif;
  --font-body: "IBM Plex Sans", "Segoe UI", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;

  --edge: clamp(1.25rem, 5vw, 4.5rem);
}

body{
  background: var(--intonaco);
  color: var(--carbone);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.55;
}

.mono{ font-family: var(--font-mono); }

.skip-link{
  position: absolute; left: -999px; top: 0;
  background: var(--carbone); color: var(--intonaco);
  padding: .7rem 1.1rem; z-index: 100;
}
.skip-link:focus{ left: 1rem; top: 1rem; }

::selection{ background: var(--oliva); color: var(--intonaco); }
:focus-visible{ outline: 2px solid var(--oliva); outline-offset: 3px; }

/* ===== Wordmark ===== */
.wordmark{
  position: fixed;
  top: 1.4rem; left: var(--edge);
  z-index: 50;
  font-family: var(--font-mono);
  font-size: .8rem;
  letter-spacing: .32em;
  color: #FFFFFF;
  mix-blend-mode: difference;
}

/* ===== Scene base ===== */
.scene{
  position: relative;
  padding: clamp(4rem,10vw,7rem) var(--edge);
}

.display{
  font-family: var(--font-display);
  font-weight: 460;
  font-optical-sizing: auto;
  line-height: 1.04;
  letter-spacing: -.01em;
}

.scene-index{
  font-size: .78rem;
  letter-spacing: .22em;
  color: var(--oliva-deep);
  margin-bottom: 1rem;
}

.scene-title{
  font-size: clamp(1.9rem, 4.2vw, 3.1rem);
  max-width: 26ch;
  margin-bottom: clamp(2.5rem, 6vw, 4.5rem);
}

/* ===== Scene 1 — Hero ===== */
.hero{
  min-height: 100svh;
  padding: 0;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.hero-video{
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 35%;
}

.hero-scrim{
  position: absolute; inset: 0;
  background: var(--carbone);
  opacity: .46;
}

.hero-content{
  position: relative;
  z-index: 2;
  color: var(--paper);
  padding: 0 var(--edge) clamp(3.5rem, 10vh, 6rem);
  max-width: 46rem;
}

.eyebrow{
  font-size: .75rem;
  letter-spacing: .28em;
  margin-bottom: 1.4rem;
  color: var(--paper);
  opacity: .88;
}

.hero-title{
  font-size: clamp(2.5rem, 7vw, 5.4rem);
  margin-bottom: 1.3rem;
}

.lead{
  font-size: clamp(1rem, 1.6vw, 1.2rem);
  max-width: 34ch;
  margin-bottom: 2.1rem;
  color: rgba(251,248,241,.9);
}

.cta{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .06em;
  padding: 1rem 1.7rem;
  border: 1px solid var(--paper);
  color: var(--paper);
  transition: background-color .25s ease, color .25s ease;
}
.cta:hover, .cta:focus-visible{
  background: var(--paper);
  color: var(--carbone);
}

.cta-outline{
  border-color: var(--carbone);
  color: var(--carbone);
}
.cta-outline:hover, .cta-outline:focus-visible{
  background: var(--carbone);
  color: var(--paper);
}

.hero-note{
  position: absolute;
  right: var(--edge);
  bottom: 1.3rem;
  z-index: 2;
  font-size: .64rem;
  letter-spacing: .1em;
  color: rgba(251,248,241,.72);
}

/* ===== Scene 2 — Pianta ===== */
.plan-scene{ background: var(--intonaco); }

.plan-layout{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}

.plan-figure{ width: 100%; }

.plan-svg{
  width: 100%;
  height: auto;
  overflow: visible;
}

.plan-walls{
  fill: none;
  stroke: var(--carbone);
  stroke-width: 1.4;
  vector-effect: non-scaling-stroke;
}

.room-hit{
  fill: transparent;
  stroke: none;
  transition: fill .25s ease;
  cursor: pointer;
}

.room-label{
  font-size: 11px;
  fill: var(--oliva-deep);
  letter-spacing: .04em;
}

.room-name{
  font-family: var(--font-display);
  font-size: 17px;
  fill: var(--carbone);
}

.room:hover .room-hit,
.room:focus-visible .room-hit,
.room.is-active .room-hit{
  fill: rgba(91,106,70,.14);
}
.room.is-active .room-name{ fill: var(--oliva-deep); }
.room:focus-visible{ outline: none; }
.room:focus-visible .room-hit{ stroke: var(--oliva); stroke-width: 1.2; }

.plan-display{ width: 100%; }

.plan-photo-frame{
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--intonaco-2);
}
.plan-photo{
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 1;
  transition: opacity .35s ease;
}
.plan-photo.is-swapping{ opacity: 0; }

.plan-caption{
  margin-top: 1rem;
  font-size: .95rem;
  color: var(--carbone-soft);
}
.plan-caption-index{
  display: block;
  font-size: .72rem;
  letter-spacing: .18em;
  color: var(--terracotta);
  margin-bottom: .35rem;
}

.plan-mobile-nav{
  display: flex;
  gap: 1.4rem;
  overflow-x: auto;
  margin-top: 2.5rem;
  padding-bottom: .6rem;
  border-top: 1px solid var(--line-soft);
  padding-top: 1rem;
  scrollbar-width: thin;
}
.plan-tab{
  flex: 0 0 auto;
  font-size: .78rem;
  letter-spacing: .04em;
  color: var(--carbone-soft);
  padding-bottom: .35rem;
  border-bottom: 1px solid transparent;
  white-space: nowrap;
}
.plan-tab.is-active{
  color: var(--carbone);
  border-bottom-color: var(--oliva);
}

/* ===== Scene 3 — Dal 1955 ===== */
.heritage-scene{
  background: var(--carbone);
  color: var(--paper);
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.heritage-number{
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 380;
  font-size: clamp(4.5rem, 18vw, 11rem);
  line-height: .82;
  color: var(--oliva);
  opacity: .9;
}

.heritage-photo-frame{
  aspect-ratio: 4/3;
  overflow: hidden;
}
.heritage-photo-frame img{ width: 100%; height: 100%; object-fit: cover; }

.heritage-text{ max-width: 42rem; }
.heritage-text .scene-index{ color: var(--terracotta); }
.heritage-text h2{ font-size: clamp(1.7rem,3.6vw,2.6rem); margin-bottom: 1.3rem; }
.heritage-text p{ color: rgba(251,248,241,.82); max-width: 56ch; }

/* ===== Scene 4 — Percorso ===== */
.path-list{
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}
.path-step{
  display: grid;
  grid-template-columns: auto 1fr;
  gap: .3rem 1.5rem;
  padding: 1.6rem 0;
  border-bottom: 1px solid var(--line);
}
.path-number{
  font-size: .85rem;
  color: var(--terracotta);
  align-self: start;
}
.path-label{
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.6vw, 1.8rem);
  grid-column: 2;
}
.path-text{
  grid-column: 2;
  color: var(--carbone-soft);
  max-width: 46ch;
}

/* ===== Scene 5 — Realizzazioni ===== */
.work-scene{ background: var(--intonaco-2); }

.work-mosaic{
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: clamp(.8rem, 2vw, 1.4rem);
}
.work-item{ overflow: hidden; background: var(--intonaco); }
.work-item img{ width: 100%; height: 100%; object-fit: cover; }

.work-item-a{ grid-column: 1 / 7; aspect-ratio: 16/7; }
.work-item-b{ grid-column: 1 / 3; aspect-ratio: 3/4; }
.work-item-c{ grid-column: 3 / 7; aspect-ratio: 16/9; }
.work-item-d{ grid-column: 1 / 4; aspect-ratio: 4/3; }
.work-item-e{ grid-column: 4 / 7; aspect-ratio: 4/3; }

.brands{
  margin-top: clamp(2rem, 5vw, 3rem);
  font-size: .78rem;
  letter-spacing: .08em;
  color: var(--carbone-soft);
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
}

/* ===== Scene 6 — Vieni in showroom ===== */
.visit-scene{ background: var(--intonaco); }

.visit-layout{
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
  align-items: start;
}

.visit-list{
  border-top: 1px solid var(--line);
  margin-bottom: 2rem;
}
.visit-row{
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: .85rem 0;
  border-bottom: 1px solid var(--line);
}
.visit-row dt{
  font-size: .74rem;
  letter-spacing: .08em;
  color: var(--carbone-soft);
}
.visit-row dd{ text-align: right; }

.map-frame{
  aspect-ratio: 4 / 3;
  border: 1px solid var(--line);
  overflow: hidden;
  position: relative;
}
.map-frame::before{
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  border: 1px solid var(--line);
  outline: 10px solid var(--intonaco);
  outline-offset: -10px;
}
.map-frame iframe{
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(.4) sepia(.28) hue-rotate(65deg) saturate(1.35) brightness(.97) contrast(1.04);
}

/* ===== Trust badge ===== */
.trust-badge{
  display: flex;
  align-items: baseline;
  gap: 1.1rem;
  padding: 1.2rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
}
.trust-rating{
  font-size: clamp(2rem, 4vw, 2.6rem);
  color: var(--oliva-deep);
  flex: 0 0 auto;
}
.trust-copy{ display: flex; flex-direction: column; gap: .2rem; }
.trust-label{
  font-size: .72rem;
  letter-spacing: .16em;
  color: var(--carbone);
}
.trust-source{
  font-size: .82rem;
  color: var(--carbone-soft);
}

/* ===== Intent picker (scelta ambiente) ===== */
.intent-picker{ margin-bottom: clamp(2.5rem, 6vw, 4rem); }
.intent-label{
  font-size: .74rem;
  letter-spacing: .14em;
  color: var(--carbone-soft);
  margin-bottom: .9rem;
}
.intent-options{
  display: flex;
  flex-wrap: wrap;
  gap: 1.6rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}
.intent-option{
  font-family: var(--font-mono);
  font-size: .82rem;
  letter-spacing: .04em;
  color: var(--carbone-soft);
  padding-bottom: .3rem;
  border-bottom: 1px solid transparent;
}
.intent-option.is-active{
  color: var(--carbone);
  border-bottom-color: var(--terracotta);
}

/* ===== Scene 7 — Team & contatto ===== */
.contact-scene .scene-title{ max-width: 30ch; }

.team-list{
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: clamp(3rem, 7vw, 5rem);
  border-top: 1px solid var(--line);
}
.team-member{
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
}
.team-member dt{
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .08em;
  color: var(--carbone-soft);
  align-self: center;
}

.contact-headline{
  font-size: clamp(1.8rem, 4vw, 2.9rem);
  max-width: 22ch;
  margin-bottom: 2.2rem;
}

.contact-actions{
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}
.contact-link{
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
  font-size: 1.05rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.contact-link::after{
  content: "→";
  font-family: var(--font-mono);
  color: var(--oliva);
  transition: transform .2s ease;
}
.contact-link:hover::after, .contact-link:focus-visible::after{
  transform: translateX(.3em);
}

.site-footer{
  margin-top: clamp(3rem, 7vw, 5rem);
  padding-top: 1.4rem;
  border-top: 1px solid var(--line);
  color: var(--carbone-soft);
  font-size: .85rem;
  display: flex;
  flex-direction: column;
  gap: .35rem;
}

/* ===== Desktop (>=760px) ===== */
@media (min-width: 760px){
  .plan-layout{
    grid-template-columns: 1.1fr .9fr;
  }
  .plan-mobile-nav{ display: none; }

  .visit-layout{
    grid-template-columns: .85fr 1fr;
  }

  .heritage-scene{
    grid-template-columns: .55fr .8fr 1fr;
    align-items: center;
    padding-top: clamp(5rem, 10vw, 8rem);
    padding-bottom: clamp(5rem, 10vw, 8rem);
  }

  .path-step{
    grid-template-columns: 8rem 1fr 1fr;
    align-items: baseline;
  }
  .path-label{ grid-column: 2; }
  .path-text{ grid-column: 3; }

  .contact-link{ font-size: 1.3rem; }
}

@media (max-width: 759px){
  .room-label, .room-name{ display: none; }
  .plan-svg{ max-height: 46vw; }
}