:root {
  --bg: #f7f5f1;
  --bg-alt: #efece6;
  --ink: #26231f;
  --muted: #6f6a63;
  --accent: #a8927a;
  --brand: #f5b82e;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body { background: var(--bg); color: var(--ink); font-family: var(--sans); -webkit-font-smoothing: antialiased; }

/* Nav */
.site-nav { background: rgba(247, 245, 241, .92); backdrop-filter: blur(8px); box-shadow: 0 1px 0 rgba(0,0,0,.06); padding-block: .6rem; }
.site-nav .nav-link { color: var(--ink); font-size: .9rem; letter-spacing: .02em; }
.site-nav .nav-link:hover { color: var(--accent); }
.lang-btn { border-radius: 0; font-size: .75rem; letter-spacing: .08em; }

/* Type */
.eyebrow { display: inline-block; font-size: .72rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 1rem; }
.eyebrow-light { color: #f1e7da; }
.section-title, .display-title, .serif { font-family: var(--serif); font-weight: 400; }
.section-title { font-size: clamp(2rem, 4vw, 3rem); line-height: 1.12; margin-bottom: 1.25rem; }
.lead-text { font-size: 1.08rem; line-height: 1.7; color: var(--muted); }

/* Hero */
.hero { position: relative; min-height: 100svh; display: flex; align-items: flex-end; color: #fff; overflow: hidden; }
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(to top, rgba(20,16,12,.72) 0%, rgba(20,16,12,.15) 55%, rgba(20,16,12,0) 100%); }
.hero-content { position: relative; padding-bottom: clamp(3rem, 9vh, 6rem); }
.display-title { font-size: clamp(2.4rem, 7vw, 5rem); line-height: 1.05; margin: 0; }
.hero-place { font-size: 1.1rem; letter-spacing: .12em; text-transform: uppercase; opacity: .9; margin: .75rem 0 0; }

/* Sections */
.section { padding-block: clamp(4rem, 9vw, 7rem); }
.section-alt { background: var(--bg-alt); }
.shadow-soft { box-shadow: 0 18px 40px -18px rgba(38,35,31,.35); }
.gallery-img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 16/10; }
.zoom { display: block; cursor: zoom-in; }
.zoom img { transition: transform .5s ease, filter .3s ease; }
.zoom:hover img { filter: brightness(1.04); }

/* Residence */
.stats .stat-num { display: block; font-family: var(--serif); font-size: 2.4rem; line-height: 1; }
.stats .stat-label { display: block; margin-top: .35rem; font-size: .72rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.room-table td { background: transparent; border-color: rgba(38,35,31,.12); font-size: .95rem; padding-block: .55rem; }
.plan-wrap { background: #fff; padding: .75rem; box-shadow: 0 18px 40px -18px rgba(38,35,31,.25); }

/* Materials */
.mat-img { width: 100%; aspect-ratio: 4/5; object-fit: cover; }
.mat-label { margin: .6rem 0 0; font-size: .75rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; }

/* Location */
.map-card { background: #e6e1da; padding: 1.25rem; box-shadow: 0 18px 40px -18px rgba(38,35,31,.3); }
.map-card iframe { border: 0; }
.map-caption { padding: 1.25rem .25rem .25rem; }
.map-caption .serif { font-size: 1.3rem; line-height: 1.4; }

/* Form */
.form-control { border-radius: 0; background: #fff; border-color: rgba(38,35,31,.2); padding: .75rem .9rem; }
.form-control:focus { border-color: var(--accent); box-shadow: 0 0 0 .2rem rgba(168,146,122,.25); }
.form-check-input:checked { background-color: var(--ink); border-color: var(--ink); }
.btn { border-radius: 0; letter-spacing: .04em; }
.btn-dark { background: var(--ink); border-color: var(--ink); }
.btn-dark:hover { background: #3a362f; border-color: #3a362f; }

/* Footer */
.site-footer { background: var(--bg-alt); padding-block: 3rem 2rem; border-top: 1px solid rgba(0,0,0,.06); }
.footer-link { color: var(--ink); font-weight: 600; letter-spacing: .08em; text-decoration: none; }
.footer-link:hover { color: var(--accent); }
.disclaimer { font-size: .8rem; color: var(--muted); line-height: 1.6; max-width: 62rem; }

/* Lightbox */
#lightbox .modal-content { align-items: center; }
#lightboxImg { max-height: 82vh; width: auto; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .zoom img { transition: none; }
}

/* ---------- Διαδραστική πρόσοψη ---------- */
.facade { position: relative; max-width: 640px; margin-inline: auto; line-height: 0; touch-action: manipulation; user-select: none; -webkit-user-select: none; }
.facade-base, .facade-layer { display: block; width: 100%; height: auto; }
.facade-layer { position: absolute; inset: 0; opacity: 0; transition: opacity .35s ease; pointer-events: none; }
.facade-layer.is-active { opacity: 1; }
.facade.has-link { cursor: pointer; }

.unit-label {
  position: absolute; z-index: 3; display: inline-flex; align-items: baseline; gap: .6rem;
  transform: translate(-50%, -50%); white-space: nowrap; line-height: 1.2;
  padding: .6rem .95rem; background: rgba(38,35,31,.94); color: #fff; text-decoration: none;
  box-shadow: 0 10px 26px -8px rgba(0,0,0,.55); font-family: var(--sans);
  opacity: 0; transition: opacity .2s ease; pointer-events: none;
}
.unit-label:not([hidden]) { opacity: 1; }
.unit-label[href] { pointer-events: auto; cursor: pointer; }
.unit-label[href]:hover { background: #000; color: #fff; }
.unit-label-code { font-family: var(--serif); font-size: 1.15rem; }
.unit-label-meta { font-size: .8rem; letter-spacing: .06em; opacity: .92; }
.unit-label-go { display: none; font-size: .95rem; color: var(--brand); }
.unit-label[href] .unit-label-go { display: inline; }

/* Λίστα κατοικιών (υπόμνημα) */
.unit-list { list-style: none; margin: 1.75rem 0 0; padding: 0; border-top: 1px solid rgba(38,35,31,.15); }
.unit-list li { border-bottom: 1px solid rgba(38,35,31,.15); }
.unit-item { display: flex; align-items: baseline; gap: 1rem; padding: .85rem .25rem; color: var(--ink); text-decoration: none; transition: background .2s, padding .2s; }
.unit-item:hover, .unit-item:focus-visible, .unit-item.is-active { background: rgba(168,146,122,.14); padding-left: .75rem; color: var(--ink); outline: none; }
.unit-item .unit-code { font-family: var(--serif); font-size: 1.25rem; min-width: 2.2rem; }
.unit-item .unit-floor { color: var(--muted); font-size: .95rem; }
.unit-item .unit-area { margin-left: auto; font-size: .85rem; font-weight: 600; letter-spacing: .04em; }
a.unit-item::after { content: "→"; color: var(--accent); margin-left: .75rem; }
a.unit-item .unit-area + * { margin-left: .5rem; }

/* Οδηγία ανάλογα με τη συσκευή */
.unit-hint-touch { display: none; }
@media (hover: none) {
  .unit-hint-hover { display: none; }
  .unit-hint-touch { display: block; }
}
@media (max-width: 575.98px) {
  .unit-label { padding: .5rem .7rem; gap: .45rem; }
  .unit-label-code { font-size: 1rem; }
  .unit-label-meta { font-size: .72rem; }
}
@media (prefers-reduced-motion: reduce) {
  .facade-layer, .unit-label, .unit-item { transition: none; }
}
.unit-label[hidden] { display: none; }

/* ---------- Κατοικίες αναλυτικά (tabs + συλλογή) ---------- */
.stats-inline { display: flex; flex-wrap: wrap; gap: 1.5rem 2.75rem; margin-top: 1.75rem; }
.unit-tabs { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2.5rem; }
.unit-tab { display: inline-flex; align-items: baseline; gap: .6rem; padding: .6rem 1.1rem; background: transparent; color: var(--ink); border: 1px solid rgba(38,35,31,.28); border-radius: 0; font: inherit; cursor: pointer; transition: background .2s, color .2s, border-color .2s; }
.unit-tab:hover { border-color: var(--ink); }
.unit-tab[aria-selected="true"] { background: var(--ink); color: #fff; border-color: var(--ink); }
.unit-tab-code { font-family: var(--serif); font-size: 1.15rem; }
.unit-tab-floor { font-size: .8rem; letter-spacing: .06em; opacity: .85; }
.unit-panel + .unit-panel { margin-top: 4rem; padding-top: 4rem; border-top: 1px solid rgba(38,35,31,.15); }
.js-tabs .unit-panel + .unit-panel { margin-top: 0; padding-top: 0; border-top: 0; }
.unit-panel[hidden] { display: none; }
.unit-fig { margin: 0; }
.unit-fig-img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; display: block; box-shadow: 0 14px 32px -16px rgba(38,35,31,.4); }
.unit-fig figcaption { margin-top: .6rem; font-size: .75rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }

/* ---------- Slideshow με crossfade (κατόψεις Δ και εσωτερικές όψεις) ---------- */
.slides { position: relative; display: grid; }
.slide { grid-area: 1 / 1; opacity: 0; transition: opacity 1s ease; pointer-events: none; }
.slide.is-active { opacity: 1; pointer-events: auto; }
.slide img { display: block; width: 100%; }
.slides-photo { aspect-ratio: 4 / 3; box-shadow: 0 14px 32px -16px rgba(38,35,31,.4); }
.slides-photo .slide img { height: 100%; object-fit: cover; }
.slides-dots { position: absolute; z-index: 2; left: 0; right: 0; bottom: .6rem; display: flex; justify-content: center; gap: .45rem; pointer-events: none; }
.slides-dot { pointer-events: auto; width: .6rem; height: .6rem; padding: 0; border-radius: 50%; border: 1px solid #fff; background: rgba(255,255,255,.35); box-shadow: 0 0 0 1px rgba(0,0,0,.25); cursor: pointer; }
.slides-dot.is-active { background: #fff; }
.slides-plan .slides-dots { bottom: .1rem; }
.slides-plan .slides-dot { border-color: var(--ink); background: transparent; box-shadow: none; }
.slides-plan .slides-dot.is-active { background: var(--ink); }
.plan-wrap .slides-plan { padding-bottom: 1.1rem; }
.plan-label { font-size: .8rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); min-height: 1.2em; }
@media (prefers-reduced-motion: reduce) { .slide { transition: none; } }

/* Αρχιτεκτονική: χαρακτηριστικά */
.arch-feature-title { font-family: var(--serif); font-weight: 400; font-size: 1.35rem; margin-bottom: .6rem; padding-top: 1rem; border-top: 1px solid rgba(38,35,31,.18); }
.arch-invest { max-width: 46rem; padding-block: 4rem 3.5rem; }

/* Εσωτερικοί χώροι: λίστα χαρακτηριστικών και ευρύ slideshow */
.slides-photo.slides-wide { aspect-ratio: 16 / 9; }
.feature-list { list-style: none; margin: 1.25rem 0 0; padding: 0; }
.feature-list li { padding: .7rem 0; border-top: 1px solid rgba(38,35,31,.15); font-size: .95rem; line-height: 1.6; color: var(--muted); }
.feature-list li strong { color: var(--ink); font-weight: 600; }
/* Τοποθεσία: κοντινές υποδομές */
.nearby-list { list-style: none; margin: 0; padding: 0; columns: 2 22rem; column-gap: 3rem; }
.nearby-list li { display: flex; justify-content: space-between; gap: 1rem; padding: .7rem 0; border-bottom: 1px solid rgba(38,35,31,.15); break-inside: avoid; font-size: .95rem; }
.nearby-dist { white-space: nowrap; font-weight: 600; letter-spacing: .02em; }