:root{
  --charcoal:#232323;
  --charcoal-deep:#161616;
  --copper:#b5563c;
  --copper-soft:#d17c5f;
  --sand:#e9dfc9;
  --sand-light:#f5f1e6;
  --ink:#232323;
  --ink-dim:#6b6459;
  --border:#ddd3bd;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--sand-light);color:var(--ink);font-family:'Cairo',Tahoma,sans-serif;line-height:1.7}
h1,h2,h3,.brand__name{font-family:'Changa',sans-serif}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
.container{max-width:1320px;margin-inline:auto;padding-inline:24px}

/* reveal-on-scroll */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}

/* ---- Nav ---- */
.nav{position:sticky;inset-block-start:0;z-index:60;background:var(--charcoal);border-block-end:2px solid var(--copper)}
.nav__inner{max-width:1320px;margin-inline:auto;padding:16px 24px;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;color:var(--sand)}
.brand__mark{width:38px;height:38px;background:var(--copper);border-radius:6px;display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff;font-family:'Changa',sans-serif}
.brand__name{font-size:16px;color:var(--sand)}
.nav__links{display:flex;gap:28px;font-size:14.5px}
.nav__links a{color:#cfc6b0;transition:color .2s}
.nav__links a:hover{color:var(--copper-soft)}
.nav__toggle{display:none;background:none;border:1px solid var(--copper);color:var(--sand);padding:8px 12px;border-radius:6px}

/* ---- Hero ---- */
.hero{position:relative;color:#fff}
.hero__img{width:100%;height:64vh;min-height:420px;object-fit:cover;filter:brightness(.45)}
.hero__overlay{position:absolute;inset:0;display:flex;align-items:center}
.hero__content{max-width:640px;padding-inline-start:60px}
.hero__eyebrow{color:var(--copper-soft);letter-spacing:2px;text-transform:uppercase;font-size:13px;margin-block-end:14px;display:block}
.hero__title{font-size:clamp(30px,5vw,50px);margin:0 0 18px}
.hero__lead{color:#e6e0d2;font-size:16.5px;margin:0 0 28px}
.btn{display:inline-block;padding:14px 30px;border-radius:4px;font-weight:700;font-size:15px;border:none;transition:filter .2s}
.btn--copper{background:var(--copper);color:#fff}
.btn--copper:hover{filter:brightness(1.1)}
.btn--outline{border:1.5px solid var(--copper-soft);color:var(--copper-soft);background:none}

/* ---- Layout: sidebar + grid (bento-adjacent dashboard split) ---- */
.listings{padding:60px 0 90px}
.listings__head{text-align:center;margin-block-end:44px}
.listings__head h2{font-size:clamp(24px,3.5vw,34px);margin:0 0 10px}
.listings__head p{color:var(--ink-dim);margin:0}
.listings__body{display:grid;grid-template-columns:270px 1fr;gap:32px;align-items:start}

.filters-panel{
  position:sticky;inset-block-start:96px;background:#fff;border:1px solid var(--border);
  border-radius:10px;padding:22px;
}
.filters-panel h3{font-size:15px;margin:0 0 16px}
.filter-group{margin-block-end:22px}
.filter-group label{display:block;font-size:12.5px;font-weight:700;color:var(--ink-dim);margin-block-end:8px}
.filter-group select,.filter-group input[type="range"]{width:100%;padding:9px 10px;border:1px solid var(--border);border-radius:6px;font-family:inherit;background:var(--sand-light)}
.filter-chips{display:flex;flex-wrap:wrap;gap:6px}
.filter-chip{border:1px solid var(--border);background:#fff;padding:6px 12px;border-radius:999px;font-size:12.5px}
.filter-chip.is-active{background:var(--charcoal);color:var(--sand);border-color:var(--charcoal)}
.filter-reset{width:100%;padding:10px;border:1px solid var(--copper);color:var(--copper);background:none;border-radius:6px;font-weight:700;font-size:13px}

.results-count{font-size:14px;color:var(--ink-dim);margin-block-end:16px}
.units-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.unit-card{background:#fff;border:1px solid var(--border);border-radius:10px;overflow:hidden;display:flex;flex-direction:column}
.unit-card__img-wrap{aspect-ratio:4/3;overflow:hidden;position:relative}
.unit-card__img{width:100%;height:100%;object-fit:cover}
.unit-card__type{position:absolute;top:12px;inset-inline-start:12px;background:var(--copper);color:#fff;font-size:11.5px;font-weight:700;padding:4px 10px;border-radius:999px}
.unit-card__body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.unit-card__compound{font-size:12px;color:var(--copper);font-weight:700}
.unit-card__title{font-size:16.5px;margin:0}
.unit-card__meta{display:flex;gap:14px;font-size:13px;color:var(--ink-dim)}
.unit-card__price{font-size:19px;font-weight:700;color:var(--charcoal);margin-block-start:auto}
.unit-card__price span{font-size:12px;color:var(--ink-dim);font-weight:400}
.unit-card__actions{display:flex;gap:8px;margin-block-start:8px}
.unit-card__actions button{flex:1;padding:9px;border-radius:6px;font-size:12.5px;font-weight:700}
.btn-view{background:var(--charcoal);color:var(--sand);border:none}
.btn-compare{background:none;border:1px solid var(--border);color:var(--ink)}
.btn-compare.is-selected{border-color:var(--copper);color:var(--copper)}

.empty-msg{padding:60px 20px;text-align:center;color:var(--ink-dim)}

/* ---- Unit modal ---- */
.modal-backdrop{position:fixed;inset:0;background:rgba(23,20,16,.65);z-index:200;display:none;align-items:center;justify-content:center;padding:20px}
.modal-backdrop.is-open{display:flex}
.modal{background:#fff;border-radius:12px;max-width:760px;width:100%;max-height:88vh;overflow-y:auto;position:relative}
.modal__close{position:absolute;inset-block-start:14px;inset-inline-end:14px;width:34px;height:34px;border-radius:50%;background:#fff;border:1px solid var(--border);font-size:16px;z-index:2}
.modal__img{width:100%;aspect-ratio:16/9;object-fit:cover}
.modal__body{padding:26px}
.modal__body h3{margin:0 0 6px;font-size:22px}
.modal__meta{display:flex;gap:18px;color:var(--ink-dim);font-size:14px;margin-block-end:16px}
.modal__price{font-size:24px;font-weight:700;color:var(--copper);margin-block-end:20px}

/* ---- Mortgage calculator ---- */
.calc-section{background:var(--charcoal);color:var(--sand);padding:70px 0}
.calc-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.calc-form label{display:block;font-size:13px;margin-block-end:6px;color:#cfc6b0}
.calc-row{margin-block-end:18px}
.calc-row input{width:100%;padding:12px;border-radius:6px;border:1px solid #444;background:#2c2c2c;color:#fff;font-family:inherit}
.calc-result{background:#2c2c2c;border-radius:10px;padding:28px;text-align:center}
.calc-result__amount{font-size:34px;font-weight:700;color:var(--copper-soft);margin:10px 0}
.calc-result__label{font-size:13px;color:#a89f8c}

/* ---- Compare bar ---- */
.compare-bar{
  position:fixed;inset-block-end:0;inset-inline:0;background:var(--charcoal);color:var(--sand);
  padding:16px 24px;display:none;align-items:center;justify-content:space-between;z-index:150;
  box-shadow:0 -4px 18px rgba(0,0,0,.25);
}
.compare-bar.is-visible{display:flex}
.compare-bar__items{display:flex;gap:14px;font-size:13.5px}
.compare-bar button{background:var(--copper);color:#fff;border:none;padding:10px 22px;border-radius:6px;font-weight:700}

.compare-table{width:100%;border-collapse:collapse;margin-block-start:16px}
.compare-table td,.compare-table th{padding:10px;border-block-end:1px solid var(--border);font-size:13.5px;text-align:start}
.compare-table th{color:var(--ink-dim);font-weight:600;width:140px}

/* ---- Footer ---- */
.footer{background:var(--charcoal-deep);color:#a89f8c;padding:44px 0 30px;text-align:center;font-size:13.5px}
.footer .brand__name{color:var(--sand);font-size:16px}

/* ---- Back pill + WA FAB ---- */
.back-pill{position:fixed;inset-block-start:16px;inset-inline-start:16px;z-index:80;background:rgba(35,35,35,.9);color:var(--sand);padding:8px 16px;border-radius:999px;font-size:13px;border:1px solid var(--copper)}
.wa-fab{position:fixed;inset-block-end:24px;inset-inline-end:24px;z-index:80;width:54px;height:54px;border-radius:50%;background:var(--copper);display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,0,0,.3);color:#fff}

/* ---- Mobile filter drawer ---- */
.mobile-filter-toggle{display:none;position:relative;z-index:190;margin-block-end:16px;background:var(--charcoal);color:var(--sand);border:none;padding:12px;border-radius:8px;width:100%;font-weight:700}
.filter-drawer-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:170;display:none}
.filter-drawer-backdrop.is-open{display:block}

@media (max-width:1024px){
  .listings__body{grid-template-columns:1fr}
  .filters-panel{
    position:fixed;inset-block:0;inset-inline-start:0;width:82%;max-width:320px;z-index:180;
    transform:translateX(-100%);transition:transform .3s ease;border-radius:0;overflow-y:auto;
  }
  .filters-panel.is-open{transform:none}
  .mobile-filter-toggle{display:block}
}
@media (max-width:768px){
  .nav__links{display:none}
  .nav__toggle{display:block}
  .units-grid{grid-template-columns:1fr}
  .calc-grid{grid-template-columns:1fr;gap:30px}
  .hero__content{padding-inline-start:24px}
}