:root {
    --primary: #1a365d;
    --primary-light: #2c5282;
    --accent: #f6ad55;
    --accent-hover: #ed8936;
    --bg: #f7fafc;
    --text: #2d3748;
    --text-light: #718096;
    --success: #48bb78;
    --danger: #f56565;
    --white: #ffffff;
    --shadow: 0 4px 20px rgba(0,0,0,0.08);
    --radius: 16px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; }

/* Header */
.header { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); color: white; padding: 12px 24px; position: sticky; top: 0; z-index: 1000; box-shadow: var(--shadow); }
.header-container { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }
.logo { font-size: 24px; font-weight: 800; letter-spacing: -1px; text-decoration: none; color: white; }
.logo span { color: var(--accent); }
.nav { display: flex; gap: 24px; align-items: center; }
.nav a { color: white; text-decoration: none; font-size: 14px; opacity: 0.9; transition: opacity 0.2s; }
.nav a:hover { opacity: 1; }
.btn-nav { background: var(--accent); color: var(--primary) !important; padding: 8px 20px; border-radius: 20px; font-weight: 700; }

/* Hero */
.hero { background: linear-gradient(rgba(26,54,93,0.88), rgba(44,82,130,0.92)), url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><rect fill="%231a365d" width="1200" height="600"/></svg>'); background-size: cover; padding: 80px 24px; text-align: center; color: white; }
.hero h1 { font-size: 42px; margin-bottom: 12px; font-weight: 800; }
.hero p { opacity: 0.9; margin-bottom: 40px; font-size: 18px; }

/* Busca Box */
.search-box { background: white; border-radius: var(--radius); padding: 32px; max-width: 1000px; margin: 0 auto; box-shadow: 0 10px 40px rgba(0,0,0,0.2); }
.search-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 16px; }
.search-box select, .search-box input { padding: 14px; border-radius: 10px; border: 1px solid #e2e8f0; background: #f7fafc; font-size: 14px; width: 100%; }
.btn-search { width: 100%; padding: 16px; background: var(--accent); color: var(--primary); border: none; border-radius: 10px; font-size: 16px; font-weight: 700; cursor: pointer; transition: all 0.2s; }
.btn-search:hover { background: var(--accent-hover); transform: translateY(-1px); }

/* Cards */
.section { padding: 60px 24px; max-width: 1200px; margin: 0 auto; }
.section-title { color: var(--primary); font-size: 32px; margin-bottom: 32px; text-align: center; font-weight: 700; }
.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.card { background: white; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: transform 0.2s, box-shadow 0.2s; cursor: pointer; position: relative; }
.card:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0,0,0,0.12); }
.card-img { height: 220px; background-size: cover; background-position: center; position: relative; }
.card-badge { position: absolute; top: 12px; left: 12px; background: var(--accent); color: var(--primary); padding: 4px 14px; border-radius: 20px; font-size: 11px; font-weight: 800; text-transform: uppercase; }
.card-badge-destaque { background: var(--accent); }
.card-badge-finalidade { right: 12px; left: auto; background: #c6f6d5; color: #22543d; }
.card-fav { position: absolute; top: 12px; right: 12px; background: rgba(255,255,255,0.9); border: none; width: 36px; height: 36px; border-radius: 50%; cursor: pointer; font-size: 16px; display: flex; align-items: center; justify-content: center; transition: all 0.2s; }
.card-fav:hover, .card-fav.ativo { background: var(--danger); color: white; }
.card-body { padding: 20px; }
.card-title { color: var(--primary); font-size: 18px; margin-bottom: 6px; font-weight: 700; }
.card-location { color: var(--text-light); font-size: 13px; margin-bottom: 12px; }
.card-features { display: flex; gap: 16px; margin: 12px 0; color: var(--text); font-size: 13px; }
.card-footer { display: flex; justify-content: space-between; align-items: center; margin-top: 16px; padding-top: 16px; border-top: 1px solid #edf2f7; }
.card-price { color: var(--primary); font-size: 22px; font-weight: 800; }
.btn-card { background: var(--primary); color: white; border: none; padding: 10px 20px; border-radius: 8px; font-size: 13px; font-weight: 600; cursor: pointer; text-decoration: none; display: inline-block; }
.btn-card:hover { background: var(--primary-light); }

/* Detalhes do Imóvel */
.imovel-header { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%); color: white; padding: 40px 24px; }
.imovel-header h1 { font-size: 32px; margin-bottom: 8px; }
.imovel-gallery { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 8px; margin: 24px 0; }
.imovel-gallery img { width: 100%; height: 100%; object-fit: cover; border-radius: 12px; }
.imovel-gallery .main-img { grid-row: span 2; height: 400px; }
.imovel-info { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin: 24px 0; }
.info-box { background: white; padding: 20px; border-radius: 12px; text-align: center; box-shadow: var(--shadow); }
.info-box .label { color: var(--text-light); font-size: 12px; text-transform: uppercase; letter-spacing: 1px; }
.info-box .value { color: var(--primary); font-size: 24px; font-weight: 800; margin-top: 4px; }

/* Formulários */
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 6px; font-weight: 600; color: var(--text); font-size: 14px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 12px 16px; border: 1px solid #e2e8f0; border-radius: 10px; font-size: 14px; transition: border-color 0.2s; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--primary-light); }
.btn-primary { background: var(--primary); color: white; border: none; padding: 14px 32px; border-radius: 10px; font-size: 15px; font-weight: 700; cursor: pointer; transition: all 0.2s; }
.btn-primary:hover { background: var(--primary-light); transform: translateY(-1px); }
.btn-accent { background: var(--accent); color: var(--primary); border: none; padding: 14px 32px; border-radius: 10px; font-size: 15px; font-weight: 700; cursor: pointer; }
.btn-accent:hover { background: var(--accent-hover); }

/* Alertas */
.alert { padding: 16px 20px; border-radius: 10px; margin-bottom: 20px; font-size: 14px; }
.alert-success { background: #c6f6d5; color: #22543d; border: 1px solid #9ae6b4; }
.alert-danger { background: #fed7d7; color: #c53030; border: 1px solid #fc8181; }
.alert-info { background: #bee3f8; color: #2a4365; border: 1px solid #90cdf4; }

/* WhatsApp Float */
.whatsapp-float { position: fixed; bottom: 24px; right: 24px; background: #25d366; color: white; width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 28px; text-decoration: none; box-shadow: 0 4px 12px rgba(0,0,0,0.3); z-index: 999; transition: transform 0.2s; }
.whatsapp-float:hover { transform: scale(1.1); }

/* Footer */
.footer { background: var(--primary); color: white; padding: 48px 24px 20px; margin-top: 60px; }
.footer-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 32px; }
.footer h4 { color: var(--accent); margin-bottom: 16px; font-size: 16px; }
.footer p, .footer a { opacity: 0.8; font-size: 14px; line-height: 2; color: white; text-decoration: none; }
.footer a:hover { opacity: 1; color: var(--accent); }
.footer-bottom { text-align: center; margin-top: 32px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); opacity: 0.6; font-size: 13px; }

/* Admin */
.admin-sidebar { width: 260px; background: var(--primary); min-height: 100vh; position: fixed; color: white; padding: 24px; }
.admin-sidebar .logo { margin-bottom: 32px; font-size: 20px; }
.admin-menu a { display: block; padding: 12px 16px; color: rgba(255,255,255,0.8); text-decoration: none; border-radius: 8px; margin-bottom: 4px; transition: all 0.2s; }
.admin-menu a:hover, .admin-menu a.active { background: rgba(255,255,255,0.1); color: white; }
.admin-content { margin-left: 260px; padding: 32px; background: var(--bg); min-height: 100vh; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; margin-bottom: 32px; }
.stat-card { background: white; padding: 24px; border-radius: var(--radius); box-shadow: var(--shadow); }
.stat-card h3 { color: var(--text-light); font-size: 13px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.stat-card .number { color: var(--primary); font-size: 32px; font-weight: 800; }

/* Upload de Fotos */
.upload-area { border: 2px dashed #cbd5e0; border-radius: 12px; padding: 40px; text-align: center; cursor: pointer; transition: all 0.2s; background: #f7fafc; }
.upload-area:hover { border-color: var(--primary); background: #ebf8ff; }
.fotos-sortable { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 12px; margin-top: 16px; }
.foto-item { position: relative; border-radius: 8px; overflow: hidden; cursor: move; border: 2px solid transparent; }
.foto-item:hover { border-color: var(--primary); }
.foto-item img { width: 100%; height: 100px; object-fit: cover; }
.foto-item .remove { position: absolute; top: 4px; right: 4px; background: var(--danger); color: white; border: none; width: 24px; height: 24px; border-radius: 50%; cursor: pointer; font-size: 12px; display: flex; align-items: center; justify-content: center; }
.foto-item .ordem { position: absolute; bottom: 4px; left: 4px; background: var(--primary); color: white; padding: 2px 8px; border-radius: 4px; font-size: 11px; }

/* Tabelas */
.table-container { background: white; border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 14px 16px; text-align: left; font-size: 14px; }
th { background: #f7fafc; color: var(--text-light); font-weight: 600; text-transform: uppercase; font-size: 11px; letter-spacing: 0.5px; }
tr { border-bottom: 1px solid #edf2f7; }
tr:hover { background: #f7fafc; }
td .badge { padding: 4px 10px; border-radius: 12px; font-size: 11px; font-weight: 600; }
.badge-success { background: #c6f6d5; color: #22543d; }
.badge-warning { background: #fefcbf; color: #744210; }
.badge-danger { background: #fed7d7; color: #c53030; }

/* Mapa */
#mapa { width: 100%; height: 400px; border-radius: var(--radius); margin: 24px 0; }

/* Responsivo */
@media (max-width: 768px) {
    .hero h1 { font-size: 28px; }
    .search-grid { grid-template-columns: 1fr; }
    .cards-grid { grid-template-columns: 1fr; }
    .admin-sidebar { width: 100%; position: relative; min-height: auto; }
    .admin-content { margin-left: 0; }
    .imovel-gallery { grid-template-columns: 1fr; }
    .imovel-gallery .main-img { grid-row: auto; height: 250px; }
    .nav { display: none; }
}