:root {
  --bg: #f6f8fc;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --brand: #1e3a8a;
  --brand-2: #c9a227;
  --danger: #b91c1c;
  --line: #e2e8f0;
  --shadow: 0 8px 30px rgba(15, 23, 42, .08);
}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,Segoe UI,Roboto,Tahoma,sans-serif;background:var(--bg);color:var(--text)}
a{text-decoration:none;color:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 16px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--brand);color:#fff;border:none;border-radius:12px;padding:10px 14px;font-weight:600;cursor:pointer}
.btn.small{padding:8px 10px;font-size:13px;border-radius:10px}
.btn.secondary{background:#fff;color:var(--text);border:1px solid var(--line)}
.btn.danger{background:var(--danger)}

.alert{padding:12px 14px;border-radius:12px;margin:10px 0}
.alert.success{background:#ecfdf5;border:1px solid #10b98133;color:#065f46}
.alert.error{background:#fef2f2;border:1px solid #ef444433;color:#991b1b}

/* auth */
.auth-body{display:grid;place-items:center;min-height:100vh;background:linear-gradient(180deg,#eef2ff,#f8fafc)}
.login-card{background:var(--surface);width:min(420px,95%);padding:28px;border-radius:18px;box-shadow:var(--shadow)}
.login-card h1{margin:0 0 6px}
.login-card p{margin:0 0 18px;color:var(--muted)}
.login-card label{display:block;margin:10px 0 6px;font-weight:600}
input,select,textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:12px;background:#fff}
input:focus,select:focus,textarea:focus{outline:none;border-color:#94a3b8;box-shadow:0 0 0 4px #1e3a8a11}

/* admin */
.admin-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}
.sidebar{background:#0f172a;color:#e2e8f0;padding:14px;border-right:1px solid #1e293b}
.sidebar .brand{display:flex;align-items:center;gap:10px;padding:8px 6px 16px;border-bottom:1px solid #334155;margin-bottom:10px}
.sidebar .brand img{width:44px;height:44px;object-fit:cover;border-radius:10px}
.sidebar nav a{display:block;padding:11px 12px;border-radius:12px;color:#dbeafe;margin:4px 0;font-weight:500}
.sidebar nav a.active,.sidebar nav a:hover{background:#1e293b}
.sidebar nav a.disabled{opacity:.5;cursor:not-allowed}
.content{padding:18px}
.topbar{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:14px}
.user-pill{background:#fff;border:1px solid var(--line);padding:8px 12px;border-radius:999px;color:var(--muted)}

.kpi-grid{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px;margin-bottom:12px}
.kpi-card{background:#fff;padding:14px;border-radius:14px;box-shadow:var(--shadow);border:1px solid var(--line)}
.kpi-card span{display:block;color:var(--muted);font-size:13px;margin-bottom:8px}
.kpi-card strong{font-size:24px}

.panel{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;box-shadow:var(--shadow);margin-bottom:12px}
.toolbar{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.toolbar.between{justify-content:space-between;flex-wrap:wrap}
.inline-filters{display:flex;gap:8px;flex-wrap:wrap}
.inline-filters input,.inline-filters select{width:auto;min-width:130px}

.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:10px;border-bottom:1px solid var(--line);text-align:left}

.cards-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.property-card{background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;box-shadow:var(--shadow)}
.image-wrap{position:relative;height:190px;background:#e2e8f0}
.image-wrap img{width:100%;height:100%;object-fit:cover}
.image-placeholder{display:grid;place-items:center;height:100%;color:var(--muted)}
.image-placeholder.large{height:360px}
.badge{position:absolute;left:10px;top:10px;background:#fff;color:#0f172a;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:700}
.body{padding:12px}
.body h3{margin:0 0 8px;font-size:18px}
.muted{color:var(--muted);font-size:14px}
.meta{display:flex;flex-wrap:wrap;gap:10px;color:#334155;font-size:13px;margin:8px 0}
.price{font-size:24px;font-weight:800;color:var(--brand);margin:8px 0}
.actions{display:flex;gap:8px;align-items:center}
.actions form{margin:0}

.form-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.form-grid .full{grid-column:1/-1}
.form-actions{display:flex;gap:10px}
.check-row{display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.mini-gallery{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}
.mini-gallery img{width:100%;height:80px;object-fit:cover;border-radius:8px;border:1px solid var(--line)}

/* site */
.site-header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100}
.nav{display:flex;align-items:center;justify-content:space-between;gap:12px;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;color:#0f172a}
.logo img{width:42px;height:42px;border-radius:9px;object-fit:cover}
.site-header nav{display:flex;gap:12px;align-items:center}
.hero{padding:48px 0;background:linear-gradient(180deg,#eef2ff,#f8fafc)}
.hero h1{font-size:38px;margin:0 0 10px}
.hero p{color:var(--muted);margin:0 0 18px}
.search-grid{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:10px;background:#fff;padding:12px;border-radius:14px;box-shadow:var(--shadow);border:1px solid var(--line)}
.card-section{padding:24px 16px 40px}
.detail-page{padding:24px 16px 40px}
.detail-top{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
.detail-main-image{width:100%;height:360px;object-fit:cover;border-radius:12px;border:1px solid var(--line)}
.detail-side{background:#f8fafc;padding:14px;border-radius:12px;border:1px solid var(--line)}
.site-footer{margin-top:30px;border-top:1px solid var(--line);padding:24px 0;background:#fff;color:#334155}

@media (max-width:1200px){
  .kpi-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .cards-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .form-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .search-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:860px){
  .admin-shell{grid-template-columns:1fr}
  .sidebar{position:sticky;top:0;z-index:90}
  .topbar{flex-direction:column;align-items:flex-start}
  .detail-top{grid-template-columns:1fr}
}
@media (max-width:640px){
  .kpi-grid,.cards-grid,.form-grid,.search-grid{grid-template-columns:1fr}
  .nav{height:auto;padding:10px 0;flex-direction:column;align-items:flex-start}
  .hero h1{font-size:28px}
}