/* Casa Chiaroscuro. Multi-page portrait studio. Edit :root to restyle. */
@view-transition { navigation: auto; }

:root {
  --umber: #1F1814;
  --umber-2: #2B221C;
  --umber-3: #3A2F27;
  --canvas: #5B5A48;
  --skin: #EAD3C0;
  --skin-dim: #B39F8E;
  --madder: #C98E8B;
  --gilt: #C4A468;
  --line: rgba(234,211,192,.14);

  --serif: "Spectral", Georgia, serif;
  --sans: "Public Sans", system-ui, sans-serif;
  --out: cubic-bezier(0.16, 1, 0.3, 1);
  --soft: cubic-bezier(0.45, 0, 0.2, 1);
  --gutter: clamp(1rem, 4vw, 3rem);
}

[hidden] { display: none !important; }
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; color-scheme: dark; }
body { margin: 0; font: 300 1rem/1.65 var(--sans); color: var(--skin); background: var(--umber); -webkit-font-smoothing: antialiased; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button, input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3 { margin: 0; font-family: var(--serif); font-weight: 300; line-height: 1.02; letter-spacing: -0.015em; }
h1 em, h2 em { font-style: italic; color: var(--gilt); }
p { margin: 0 0 1rem; }
:focus-visible { outline: 1px solid var(--gilt); outline-offset: 3px; }
.hp { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.muted { color: var(--skin-dim); }
.tnum { font-variant-numeric: tabular-nums; }

/* Painted canvas texture, fixed so it never repaints on scroll */
.texture { position: fixed; inset: 0; z-index: 90; pointer-events: none; opacity: .07; mix-blend-mode: overlay; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='c'%3E%3CfeTurbulence type='turbulence' baseFrequency='.8 .05' numOctaves='3' seed='4'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 .9 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23c)'/%3E%3C/svg%3E"); }

/* ---------- Header ---------- */
.head { position: fixed; z-index: 50; inset: 0 0 auto; display: flex; align-items: center; gap: 1.5rem; padding: 1.1rem var(--gutter); view-transition-name: head; pointer-events: none; }
.head > * { pointer-events: auto; }
.logo { margin-right: auto; font: 400 1.35rem/1 var(--serif); text-decoration: none; }
.logo em { color: var(--gilt); }
.head nav { display: flex; gap: .3rem; padding: .3rem; border-radius: 99px; background: rgba(31,24,20,.7); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border: 1px solid var(--line); }
.head nav a { padding: .45rem .95rem; border-radius: 99px; text-decoration: none; font-size: .88rem; color: var(--skin-dim); transition: background-color .4s, color .4s; }
.head nav a:hover { color: var(--skin); }
.head nav a[aria-current="page"] { background: var(--skin); color: var(--umber); }

/* ---------- Infinite canvas ---------- */
.world { position: fixed; inset: 0; overflow: hidden; cursor: grab; touch-action: none; user-select: none; -webkit-user-select: none; }
.world.is-drag { cursor: grabbing; }
.world__tile { position: absolute; left: 0; top: 0; margin: 0; will-change: transform; }
.world__tile img { width: 100%; height: 100%; object-fit: cover; pointer-events: none; transition: transform .6s var(--out), filter .6s; -webkit-user-drag: none; }
.world.is-drag .world__tile img { transform: scale(.94); filter: brightness(.8); }
.world__tile figcaption { position: absolute; left: .6rem; bottom: .5rem; font-size: .72rem; color: var(--skin); opacity: 0; transition: opacity .4s; }
.world__tile:hover figcaption { opacity: 1; }
.overlay { position: fixed; z-index: 10; left: var(--gutter); bottom: var(--gutter); max-width: 34rem; padding: 1.6rem 1.8rem; border-radius: 1.4rem; background: rgba(31,24,20,.78); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border: 1px solid var(--line); animation: rise 1.2s var(--out) .3s both; }
@keyframes rise { from { opacity: 0; transform: translateY(2rem); } }
.overlay h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
.overlay p { margin: 1rem 0 1.2rem; color: var(--skin-dim); }
.overlay__row { display: flex; flex-wrap: wrap; align-items: center; gap: 1rem; }
.hint { display: inline-flex; align-items: center; gap: .5rem; font-size: .8rem; color: var(--skin-dim); }
.hint svg { width: 1.3rem; animation: nudge 2.4s var(--soft) infinite; }
@keyframes nudge { 50% { transform: translateX(6px); } }
.coords { position: fixed; z-index: 10; right: var(--gutter); bottom: var(--gutter); font-size: .75rem; color: var(--skin-dim); font-variant-numeric: tabular-nums; }
.overlay.is-min { transform: translateY(calc(100% - 4.2rem)); transition: transform .8s var(--out); }

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .6rem; padding: .85rem 1.4rem; border: 1px solid var(--gilt); border-radius: 99px; background: var(--gilt); color: var(--umber); font-weight: 500; text-decoration: none; cursor: pointer; transition: transform .5s var(--out), background-color .3s; }
.btn:hover { transform: translateY(-2px); background: var(--skin); border-color: var(--skin); }
.btn--ghost { background: transparent; color: var(--skin); border-color: var(--line); }
.btn--ghost:hover { background: transparent; border-color: var(--skin); }
.btn[disabled] { opacity: .45; pointer-events: none; }

/* ---------- Viewer ---------- */
.viewer { width: 100vw; height: 100dvh; max-width: none; max-height: none; margin: 0; padding: 0; border: 0; background: var(--umber); color: var(--skin); }
.viewer::backdrop { background: var(--umber); }
.viewer[open] { display: grid; grid-template-columns: 1.3fr 1fr; animation: fade .6s var(--out); }
@keyframes fade { from { opacity: 0; } }
.viewer__img { position: relative; overflow: hidden; }
.viewer__img img { width: 100%; height: 100%; object-fit: cover; }
.viewer__text { display: grid; align-content: center; gap: 1rem; padding: clamp(2rem, 5vw, 4rem); }
.viewer__text h2 { font-size: clamp(2.4rem, 5vw, 4rem); }
.viewer__text dl { display: grid; grid-template-columns: auto 1fr; gap: .4rem 1.2rem; margin: 1rem 0; }
.viewer__text dt { color: var(--skin-dim); font-size: .85rem; }
.viewer__text dd { margin: 0; }
.viewer__close { position: absolute; top: 1rem; right: 1rem; }

/* ---------- Page shell ---------- */
.page { padding: 7rem var(--gutter) 5rem; max-width: 84rem; margin: 0 auto; }
.page-title { display: grid; grid-template-columns: 1.2fr 1fr; gap: 2rem; align-items: end; margin-bottom: clamp(3rem, 7vw, 5rem); }
.page-title h1 { font-size: clamp(3rem, 8vw, 6.5rem); }
.page-title p { color: var(--skin-dim); font-size: 1.1rem; margin: 0; }

/* ---------- Sessions ---------- */
.sessions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.session { display: grid; grid-template-rows: auto 1fr; border-radius: 1.2rem; overflow: hidden; background: var(--umber-2); border: 1px solid var(--line); }
.session img { width: 100%; aspect-ratio: 4/5; object-fit: cover; transition: transform 1.4s var(--out); }
.session:hover img { transform: scale(1.04); }
.session__img { overflow: hidden; }
.session__body { display: grid; gap: .6rem; align-content: start; padding: 1.4rem; }
.session h2 { font-size: 2rem; }
.session__price { font: 400 1.8rem var(--serif); color: var(--gilt); }
.session ul { margin: 0; padding-left: 1.1rem; color: var(--skin-dim); font-size: .92rem; }

/* Lighting lab */
.lab { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); margin-top: clamp(4rem, 9vw, 7rem); padding-top: clamp(3rem, 6vw, 4rem); border-top: 1px solid var(--line); align-items: center; }
.lab h2 { font-size: clamp(2.4rem, 5vw, 4rem); }
.lab__text p { color: var(--skin-dim); margin: 1rem 0 1.5rem; }
.patterns { display: flex; flex-wrap: wrap; gap: .4rem; }
.patterns button { padding: .55rem 1rem; border: 1px solid var(--line); border-radius: 99px; background: none; cursor: pointer; font-size: .9rem; transition: background-color .3s, color .3s; }
.patterns button[aria-pressed="true"] { background: var(--skin); color: var(--umber); }
.lab__desc { margin-top: 1.2rem; min-height: 3.5rem; }
.lab__stage { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.face { aspect-ratio: 4/5; border-radius: 1rem; background: radial-gradient(circle at 50% 45%, #4a4038, #1a1512 70%); display: grid; place-items: center; overflow: hidden; }
.face svg { width: 80%; height: auto; }
.face .shade { transition: all .9s var(--out); }
.plot { aspect-ratio: 4/5; border-radius: 1rem; border: 1px solid var(--line); }
.plot svg { width: 100%; height: 100%; }
.plot .light { transition: transform .9s var(--out); }
.plot text { fill: var(--skin-dim); font: 10px var(--sans); }
.range-row { grid-column: 1 / -1; display: grid; gap: .3rem; font-size: .82rem; color: var(--skin-dim); }
.range-row input { width: 100%; accent-color: var(--gilt); }

/* ---------- Booking ---------- */
.booking { display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(1.5rem, 4vw, 3rem); align-items: start; }
.step { padding: 1.6rem 0; border-top: 1px solid var(--line); }
.step h2 { font-size: 1.7rem; margin-bottom: 1rem; display: flex; gap: .8rem; align-items: baseline; }
.step h2 span { font-size: .9rem; color: var(--gilt); font-family: var(--sans); }
.choice { display: grid; grid-template-columns: repeat(3, 1fr); gap: .5rem; }
.choice label { position: relative; }
.choice input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: pointer; }
.choice span { display: grid; gap: .1rem; height: 100%; padding: .9rem 1rem; border: 1px solid var(--line); border-radius: .9rem; transition: border-color .3s, background-color .3s; }
.choice b { font: 400 1.2rem var(--serif); }
.choice small { color: var(--skin-dim); }
.choice input:checked + span { border-color: var(--gilt); background: rgba(196,164,104,.08); }
.choice input:focus-visible + span { outline: 1px solid var(--gilt); outline-offset: 2px; }
.cal { display: grid; gap: .8rem; }
.cal__head { display: flex; justify-content: space-between; align-items: center; }
.cal__head button { width: 2.2rem; height: 2.2rem; border: 1px solid var(--line); border-radius: 50%; background: none; cursor: pointer; }
.cal__grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: .3rem; text-align: center; }
.cal__grid .dow { font-size: .72rem; color: var(--skin-dim); padding-bottom: .2rem; }
.cal__grid button { aspect-ratio: 1; border: 1px solid transparent; border-radius: .6rem; background: var(--umber-2); cursor: pointer; font-size: .9rem; position: relative; }
.cal__grid button:disabled { background: transparent; color: rgba(234,211,192,.25); cursor: not-allowed; }
.cal__grid button[aria-pressed="true"] { border-color: var(--gilt); background: var(--gilt); color: var(--umber); }
.cal__grid button.is-light::after { content: ""; position: absolute; left: 50%; bottom: 18%; width: 4px; height: 4px; border-radius: 50%; background: var(--gilt); translate: -50% 0; }
.slots { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .8rem; }
.slots button { padding: .5rem .9rem; border: 1px solid var(--line); border-radius: 99px; background: none; cursor: pointer; font-variant-numeric: tabular-nums; }
.slots button[aria-pressed="true"] { background: var(--skin); color: var(--umber); }
.slots button:disabled { opacity: .3; text-decoration: line-through; cursor: not-allowed; }
.palette { display: flex; gap: .5rem; flex-wrap: wrap; }
.palette button { display: grid; gap: .3rem; justify-items: center; padding: 0; border: 0; background: none; cursor: pointer; font-size: .75rem; color: var(--skin-dim); }
.palette i { width: 3rem; height: 3rem; border-radius: 50%; border: 2px solid transparent; transition: transform .4s var(--out); }
.palette button[aria-pressed="true"] i { border-color: var(--skin); transform: scale(1.08); }
.wardrobe { display: flex; gap: .4rem; margin-top: 1rem; align-items: center; flex-wrap: wrap; font-size: .85rem; color: var(--skin-dim); }
.wardrobe i { width: 1.6rem; height: 1.6rem; border-radius: 50%; border: 1px solid var(--line); }
.fields { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.fields label { display: grid; gap: .3rem; font-size: .82rem; color: var(--skin-dim); }
.fields .full { grid-column: 1 / -1; }
.fields input, .fields textarea { width: 100%; padding: .8rem .95rem; border: 1px solid var(--line); border-radius: .8rem; background: var(--umber-2); color: var(--skin); font-size: 1rem; }
.fields input:focus, .fields textarea:focus { outline: none; border-color: var(--gilt); }
.summary { position: sticky; top: 6rem; padding: 1.8rem; border-radius: 1.4rem; background: var(--umber-2); border: 1px solid var(--line); }
.summary h2 { font-size: 2rem; margin-bottom: 1rem; }
.summary dl { display: grid; gap: .5rem; margin: 0 0 1.2rem; }
.summary dl div { display: flex; justify-content: space-between; gap: 1rem; padding-bottom: .5rem; border-bottom: 1px dashed var(--line); }
.summary dt { color: var(--skin-dim); }
.summary dd { margin: 0; text-align: right; }
.summary__total { display: flex; justify-content: space-between; align-items: baseline; font: 400 1.8rem var(--serif); }
.summary__dep { color: var(--gilt); font-size: .9rem; margin: .3rem 0 1rem; }
.summary .btn { width: 100%; }
.status { min-height: 1.4rem; margin: .8rem 0 0; color: var(--gilt); }

.foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; padding: 2rem var(--gutter); border-top: 1px solid var(--line); font-size: .82rem; color: var(--skin-dim); }
.foot p { margin: 0; }

@media (max-width: 900px) {
  .page-title, .lab, .booking { grid-template-columns: 1fr; }
  .sessions { grid-template-columns: 1fr; }
  .viewer[open] { grid-template-columns: 1fr; grid-template-rows: 58dvh auto; overflow-y: auto; }
  .summary { position: static; }
  .choice { grid-template-columns: 1fr; }
  .logo { font-size: 1.1rem; }
  .head nav a { padding: .4rem .7rem; font-size: .8rem; }
  .overlay { right: var(--gutter); }
  .coords { display: none; }
}
@media (max-width: 560px) {
  .head { flex-wrap: wrap; gap: .5rem; }
  .fields { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; } }