/* ============================================================
   FoodMap - Estilos Principales
   ============================================================ */
:root {
  --primary:#FF6B35; --primary-dark:#e85520; --secondary:#2D3748;
  --accent:#FFC107; --success:#28A745; --danger:#DC3545;
  --bg:#F7F8FA; --surface:#FFFFFF; --border:#E2E8F0;
  --text:#1A202C; --text-muted:#718096;
  --shadow:0 2px 12px rgba(0,0,0,.08);
  --shadow-lg:0 8px 32px rgba(0,0,0,.14);
  --radius:12px; --radius-sm:8px;
  --transition:all .2s ease;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;height:100%}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);height:100%;display:flex;flex-direction:column}

/* NAVBAR */
.navbar{background:var(--surface);border-bottom:1px solid var(--border);padding:0 1.5rem;height:64px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:1000;box-shadow:var(--shadow)}
.nav-brand{display:flex;align-items:center;gap:8px;text-decoration:none}
.logo-mobile{display:none}
.logo-desktop{display:block}
.nav-logo{font-size:1.5rem}
.nav-title{font-weight:700;font-size:1.2rem;color:var(--primary)}
.nav-search{flex:1;max-width:480px;margin:0 1.5rem}
.search-box{display:flex;align-items:center;background:var(--bg);border:2px solid var(--border);border-radius:50px;padding:6px 12px;gap:8px;transition:var(--transition)}
.search-box:focus-within{border-color:var(--primary)}
.search-box i{color:var(--text-muted)}
.search-box input{flex:1;border:none;background:none;outline:none;font-size:.95rem;color:var(--text)}
.btn-search{background:var(--primary);color:white;border:none;border-radius:50px;padding:6px 16px;font-weight:600;cursor:pointer;transition:var(--transition)}
.btn-search:hover{background:var(--primary-dark)}
.nav-actions{display:flex;align-items:center;gap:8px}
.nav-toggle{display:flex;align-items:center;justify-content:center;background:none;border:none;font-size:1.3rem;cursor:pointer;color:var(--text)}

/* BUTTONS */
.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:8px;font-weight:500;font-size:.9rem;text-decoration:none;cursor:pointer;border:none;transition:var(--transition)}
.btn-primary{background:var(--primary);color:white}
.btn-primary:hover{background:var(--primary-dark)}
.btn-ghost{background:transparent;color:var(--text)}
.btn-ghost:hover{background:var(--bg)}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:white}
.btn-success{background:var(--success);color:white}
.btn-danger{background:var(--danger);color:white}

/* FILTER BAR - desktop: single row with scroll on chips */
.filter-bar{background:var(--surface);border-bottom:1px solid var(--border);padding:8px 1.5rem;display:flex;align-items:center;gap:8px;position:sticky;top:64px;z-index:100;overflow:hidden}
.filter-scroll{display:flex;gap:8px;flex:1;min-width:0;overflow-x:auto;-webkit-overflow-scrolling:touch;scrollbar-width:none;padding-bottom:2px}
.filter-scroll::-webkit-scrollbar{display:none}
.filter-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:50px;border:2px solid var(--border);background:var(--surface);color:var(--text-muted);font-size:.85rem;cursor:pointer;white-space:nowrap;flex-shrink:0;transition:var(--transition)}
.filter-chip:hover,.filter-chip.active{border-color:var(--chip-color,var(--primary));color:var(--chip-color,var(--primary));background:rgba(255,107,53,.06)}
.filter-options{display:flex;gap:8px;flex-shrink:0;align-items:center}
.filter-select{padding:6px 10px;border:2px solid var(--border);border-radius:8px;font-size:.85rem;background:var(--surface);color:var(--text);cursor:pointer;outline:none}
.filter-select:focus{border-color:var(--primary)}
/* FILTER ARROWS */
.filter-arrow{background:var(--surface);border:2px solid var(--border);border-radius:50%;width:30px;height:30px;display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:var(--transition);color:var(--text-muted);font-size:.8rem}
.filter-arrow:hover{border-color:var(--primary);color:var(--primary)}
@media(max-width:768px){.filter-arrow{display:none !important}}

/* MAIN LAYOUT */
.main-layout{display:flex;flex:1;overflow:hidden;min-height:0}

/* SIDEBAR */
.results-sidebar{width:380px;min-width:320px;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;overflow:hidden;transition:var(--transition);height:100%}
.sidebar-header{padding:16px 20px 12px;border-bottom:1px solid var(--border);flex-shrink:0}
.sidebar-header h3{font-size:1rem;font-weight:600}
.results-count{font-size:.8rem;color:var(--text-muted)}
.business-list{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:10px;min-height:0;scrollbar-width:thin;scrollbar-color:var(--border) transparent}
.business-list::-webkit-scrollbar{width:5px}
.business-list::-webkit-scrollbar-track{background:transparent}
.business-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:10px}
.business-list::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}

/* BUSINESS CARD */
.business-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px;cursor:pointer;transition:var(--transition);display:flex;gap:12px;align-items:flex-start}
.business-card:hover{border-color:var(--primary);box-shadow:var(--shadow);transform:translateY(-1px)}
.business-card.featured{border-color:var(--accent)}
.business-card-img{width:70px;height:70px;border-radius:var(--radius-sm);object-fit:cover;flex-shrink:0}
.business-card-body{flex:1;min-width:0}
.business-card-name{font-weight:600;font-size:.95rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.business-card-meta{display:flex;align-items:center;gap:8px;font-size:.78rem;color:var(--text-muted);margin-top:4px;flex-wrap:wrap}
.stars{color:var(--accent);font-size:.8rem}
.star.filled{color:var(--accent)}
.star.half{color:var(--accent);opacity:.6}
.star{color:var(--border)}
.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:50px;font-size:.72rem;font-weight:600}
.badge-featured{background:#FFF8E1;color:#F57F17}
.badge-verified{background:#E8F5E9;color:#2E7D32}
.badge-category{color:white;padding:2px 8px;border-radius:50px;font-size:.72rem}
.price-range{color:var(--success);font-weight:600}
.distance{color:var(--text-muted);font-size:.78rem}

/* MAP */
.map-container{flex:1;position:relative}
#map{width:100%;height:100%}
.sidebar-toggle{display:none;position:absolute;bottom:20px;right:20px;z-index:500;background:var(--primary);color:white;border:none;border-radius:50%;width:48px;height:48px;font-size:1.2rem;cursor:pointer;box-shadow:var(--shadow-lg)}

/* MODAL */
.modal{display:none;position:fixed;inset:0;z-index:2000}
.modal.open{display:block}
.modal-overlay{position:absolute;inset:0;background:rgba(0,0,0,.5);backdrop-filter:blur(2px)}
.modal-container{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:var(--surface);border-radius:var(--radius);width:90%;max-width:700px;max-height:90vh;overflow-y:auto;box-shadow:var(--shadow-lg)}
.modal-close{position:sticky;top:12px;right:12px;float:right;margin:12px 12px 0 0;background:var(--bg);border:none;border-radius:50%;width:36px;height:36px;font-size:1rem;cursor:pointer;z-index:10;transition:var(--transition)}
.modal-close:hover{background:var(--border)}
.biz-cover{width:100%;height:220px;object-fit:cover;border-radius:var(--radius) var(--radius) 0 0}
.biz-info{padding:20px}
.biz-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.biz-title{font-size:1.4rem;font-weight:700}
.biz-rating-num{font-size:1.5rem;font-weight:700;color:var(--accent)}
.biz-actions{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}
.biz-section{margin:20px 0}
.biz-section h4{font-size:1rem;font-weight:600;margin-bottom:12px;border-bottom:2px solid var(--primary);padding-bottom:6px;display:inline-block}
.menu-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}
.menu-item{background:var(--bg);border-radius:var(--radius-sm);padding:12px;display:flex;justify-content:space-between;gap:8px}
.menu-item-price{font-weight:700;color:var(--primary);white-space:nowrap}
.reviews-list{display:flex;flex-direction:column;gap:14px}
.review-item{padding:14px;background:var(--bg);border-radius:var(--radius-sm)}
.review-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.review-author{font-weight:600;font-size:.9rem}
.review-date{font-size:.78rem;color:var(--text-muted)}
.photos-gallery{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px}
.photos-gallery img{height:90px;width:120px;object-fit:cover;border-radius:var(--radius-sm);flex-shrink:0;cursor:pointer}

/* ADS */
.ad-popup{position:fixed;inset:0;z-index:3000;display:flex;align-items:center;justify-content:center}
.ad-popup-overlay{position:absolute;inset:0;background:rgba(0,0,0,.6)}
.ad-popup-content{position:relative;z-index:1;background:var(--surface);border-radius:var(--radius);overflow:hidden;max-width:500px;width:90%}
.ad-popup-content img{width:100%;display:block}
.ad-popup-close{position:absolute;top:8px;right:8px;background:rgba(0,0,0,.5);color:white;border:none;border-radius:50%;width:32px;height:32px;cursor:pointer;font-size:.9rem;z-index:2}
.ad-label{font-size:.7rem;color:var(--text-muted);text-align:center;padding:4px}
.footer-ad{position:fixed;bottom:0;left:0;right:0;z-index:1500;background:var(--secondary);padding:8px;text-align:center}
.footer-ad-inner{position:relative;display:inline-block}
.footer-ad img{height:60px;max-width:728px;object-fit:contain}
.ad-close{position:absolute;top:-8px;right:-8px;background:var(--danger);color:white;border:none;border-radius:50%;width:22px;height:22px;font-size:.7rem;cursor:pointer;line-height:22px}

/* LOADING */
.loading-spinner{text-align:center;padding:40px;color:var(--text-muted);font-size:.9rem}
.loading-spinner i{font-size:2rem;color:var(--primary);display:block;margin-bottom:8px}

/* TOAST */
.toast-container{position:fixed;top:80px;right:20px;z-index:9999;display:flex;flex-direction:column;gap:8px}
.toast{background:var(--secondary);color:white;padding:12px 20px;border-radius:var(--radius-sm);box-shadow:var(--shadow-lg);font-size:.9rem;animation:slideIn .3s ease;min-width:250px}
.toast.success{background:var(--success)}
.toast.error{background:var(--danger)}
.toast.warning{background:#E65100;color:white}
@keyframes slideIn{from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:translateX(0)}}

/* FORMS */
.form-group{margin-bottom:16px}
.form-label{display:block;font-weight:500;margin-bottom:6px;font-size:.9rem}
.form-control{width:100%;padding:10px 14px;border:2px solid var(--border);border-radius:var(--radius-sm);font-size:.95rem;color:var(--text);background:var(--surface);transition:var(--transition);outline:none;font-family:inherit}
.form-control:focus{border-color:var(--primary)}
.form-error{color:var(--danger);font-size:.8rem;margin-top:4px}

/* CARDS */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}

/* FOOTER */
.footer{background:var(--secondary);color:white;padding:8px 40px;margin-top:auto}
.footer-content{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
.footer-brand{display:none}
.footer-links{display:flex;gap:16px;flex-wrap:wrap}
.footer-links a{color:rgba(255,255,255,.7);text-decoration:none;font-size:.78rem}
.footer-links a:hover{color:white}
.footer-social{display:flex;gap:10px}
.footer-social a{color:rgba(255,255,255,.7);font-size:.95rem;text-decoration:none}
.footer-social a:hover{color:var(--primary)}
.footer-bottom{text-align:center;font-size:.72rem;color:rgba(255,255,255,.4);padding:4px 0 0}

/* MOBILE */
@media(max-width:768px){
  .navbar{padding:0 1rem;height:52px}
  .nav-brand{display:flex}
  .logo-desktop{display:none}
  .logo-mobile{display:block}
  .nav-desktop{display:none !important}
  .nav-search{display:flex;flex:1;margin:0 8px}
  .nav-toggle{display:flex;flex-shrink:0}
  .nav-actions{flex-shrink:0}
  .navbar{overflow:hidden}
  .footer{padding:6px 16px}
  .footer-content{flex-direction:row;justify-content:center;gap:6px}
  .footer-links{gap:10px}
  .footer-links a{font-size:.72rem}
  .footer-social{gap:8px}
  .footer-social a{font-size:.85rem}
  .footer-bottom{font-size:.65rem;padding:2px 0 0}
  .filter-bar{top:52px;padding:0;flex-direction:column;align-items:stretch;overflow:visible}
  .filter-scroll{padding:6px 1rem;border-bottom:1px solid var(--border)}
  .filter-options{padding:3px 1rem 4px;flex-wrap:wrap;gap:4px}
  .filter-options .filter-select{flex:1;min-width:80px;font-size:.78rem;padding:4px 6px;height:32px}
  .filter-options #nearbyBtn{flex:1;justify-content:center;font-size:.72rem;padding:4px 6px;height:32px;white-space:nowrap}
  .filter-arrow{display:none !important}
  .sidebar-header{padding:6px 12px;display:flex;flex-direction:row;align-items:center;justify-content:space-between;gap:8px}
  .sidebar-header h3{font-size:.88rem;white-space:nowrap;margin:0}
  .results-count{font-size:.75rem;white-space:nowrap}
  .main-layout{flex-direction:column;height:auto;overflow:visible}
  .results-sidebar{width:100%;min-width:unset;max-height:38vh;height:auto}
  .map-container{height:33vh}
  .sidebar-toggle{display:none}
  .results-sidebar.sidebar-open{max-height:70vh}
  .modal-container{width:100%;max-height:95vh;top:auto;bottom:0;left:0;transform:none;border-radius:var(--radius) var(--radius) 0 0}
  .biz-cover{height:160px}
}

/* MOBILE MENU */
.mobile-menu{display:none}
.mobile-menu.open{display:block}
.mobile-menu-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:1998}
.mobile-menu-panel{position:fixed;top:0;right:0;width:75%;max-width:280px;height:100vh;background:var(--surface);z-index:1999;padding:20px 0;box-shadow:-4px 0 20px rgba(0,0,0,.2);overflow-y:auto;animation:slideIn .2s ease}
@keyframes slideIn{from{transform:translateX(100%)}to{transform:translateX(0)}}
.mobile-menu-panel a{display:flex;align-items:center;gap:10px;padding:14px 20px;color:var(--text);text-decoration:none;font-size:.95rem;border-bottom:1px solid var(--border)}
.mobile-menu-panel a:hover{background:var(--bg);color:var(--primary)}
.mobile-menu-panel a i{width:18px;color:var(--primary)}
.mobile-menu-panel hr{border:none;border-top:2px solid var(--border);margin:6px 0}

/* ====== AD SLOTS ====== */
.ad-list-slot {
  margin: 8px 0;
  padding: 4px 12px;
  background: #ffffff;
  border: 1px dashed #e2e8f0;
  border-radius: 10px;
  text-align: center;
  min-height: 60px;
  position: relative;
}
.ad-detail-slot {
  margin: 16px 0;
  padding: 10px;
  background: #fafafa;
  border: 1px dashed #e2e8f0;
  border-radius: 10px;
  text-align: center;
  position: relative;
}
.ad-label-inline {
  display: block;
  font-size: .65rem;
  color: #a0aec0;
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 6px;
}