/* Styles for kvartiry listing */
:root{
  --bg:#f6f7f9;
  --card-bg:#ffffff;
  --accent:#0b69ff;
  --muted:#6b7280;
  --shadow: 0 6px 18px rgba(15,23,42,0.08);
}
*{box-sizing:border-box}
body{font-family:Inter,Segoe UI,Helvetica,Arial,sans-serif;background:var(--bg);margin:0;color:#111}
.container{max-width:1200px;margin:28px auto;padding:0 20px}
.filters{display:flex;align-items:center;gap:12px;margin-bottom:18px;flex-wrap:wrap}
.filters .group{display:flex;gap:8px;align-items:center}
.filters .label{color:var(--muted);font-weight:600;margin-right:6px}
.btn{background:#fff;border:1px solid #e6e9ef;padding:8px 12px;border-radius:8px;cursor:pointer;color:#111;font-weight:600}
.btn.active{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:var(--shadow)}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:var(--card-bg);border-radius:12px;overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column}
.thumb{position:relative;overflow:hidden;background:#f0f0f0;display:flex;align-items:center;justify-content:center}
.thumb img{max-width:100%;max-height:400px;display:block;transition:transform .25s ease}
.thumb a{display:block;height:100%;width:100%}
.thumb:hover img{transform:scale(1.03)}
.price-badge{background:linear-gradient(90deg, rgba(11,105,255,0.95), rgba(9,81,196,0.95));color:#fff;padding:6px 10px;border-radius:8px;font-weight:700;display:inline-block;margin-bottom:8px;font-size:14px}
.card-body{padding:12px 14px 18px 14px;font-size:14px;color:#111}
.meta{color:var(--muted);font-size:13px;margin-top:6px}
.title{font-weight:700;margin-bottom:6px}
.small{font-size:13px;color:var(--muted)}
.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.clear-btn{background:transparent;border:0;color:var(--muted);cursor:pointer;text-decoration:underline}
.filters-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.card--sold{opacity:0.35;filter:grayscale(40%)}
.card--highlighted{box-shadow:0 0 0 3px #0b69ff !important}
.card--favorite{background:#fde047}
.heart-btn{position:absolute;top:8px;right:8px;width:34px;height:34px;border:none;background:rgba(255,255,255,0.82);border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .18s,background .18s;z-index:5;padding:0;backdrop-filter:blur(2px)}
.heart-btn svg{width:18px;height:18px;fill:none;stroke:#9ca3af;stroke-width:2;transition:fill .18s,stroke .18s}
.thumb:hover .heart-btn{opacity:1}
.heart-btn.is-favorite{opacity:1;background:rgba(255,255,255,0.92)}
.heart-btn.is-favorite svg{fill:#ef4444;stroke:#ef4444}

.page-tabs{display:flex;gap:4px;align-items:center}
.page-tab{padding:7px 18px;border-radius:8px;font-weight:600;color:var(--muted);text-decoration:none;border:1px solid transparent;transition:background .15s,color .15s;font-size:15px}
.page-tab:hover{background:#f0f4ff;color:var(--accent)}
.page-tab.active{background:var(--accent);color:#fff;border-color:var(--accent);box-shadow:var(--shadow)}
.charts-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.chart-card{background:var(--card-bg);border-radius:14px;padding:22px 20px 16px;box-shadow:var(--shadow)}
.chart-card h3{margin:0 0 16px;font-size:15px;font-weight:700;color:#111}
.chart-wrap{position:relative;height:320px}

@media (max-width:1000px){.grid{grid-template-columns:repeat(3,1fr)}}
@media (max-width:760px){.grid{grid-template-columns:repeat(2,1fr)}.thumb img{max-height:300px}.charts-grid{grid-template-columns:1fr}}
@media (max-width:420px){.grid{grid-template-columns:repeat(1,1fr)}.thumb{height:220px}}