:root{
    --bg:#FAFAF8;
    --surface:#FFFFFF;
    --primary:#154752;
    --primary-dark:#0D323A;
    --primary-tint:#E5EEEF;
    --accent:#E8A33D;
    --accent-dark:#C8842A;
    --whatsapp:#25D366;
    --whatsapp-dark:#1EBE5D;
    --text:#1C2226;
    --text-muted:#5B6B70;
    --border:#E4E1D8;
    --radius:12px;
    --star:#E8A33D;
    --verified:#1E8449;
    --font: 'Tajawal', sans-serif;
  }
  *{box-sizing:border-box;}
  html,body{margin:0;padding:0;}
  body{
    font-family:var(--font);
    background:var(--bg);
    color:var(--text);
    line-height:1.5;
    -webkit-font-smoothing:antialiased;
  }
  a{color:inherit;text-decoration:none;}
  button, input, select, textarea{font-family:var(--font);}
  button{cursor:pointer;}
  img{max-width:100%;display:block;}

  /* ===== Header ===== */
  header.site-header{
    background:var(--surface);
    border-bottom:1px solid var(--border);
    position:sticky;
    top:0;
    z-index:50;
  }
  .header-inner{
    max-width:1180px;
    margin:0 auto;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:14px 20px;
  }
  .brand{
    display:flex;
    align-items:baseline;
    gap:8px;
  }
  .brand-mark{
    font-size:1.6rem;
    font-weight:900;
    color:var(--primary);
    letter-spacing:-0.5px;
  }
  .brand-mark span{color:var(--accent);}
  .brand-tag{
    font-size:.78rem;
    color:var(--text-muted);
    display:none;
  }
  @media(min-width:560px){.brand-tag{display:inline;}}

  .auth-buttons{display:flex;gap:10px;align-items:center;}
  .btn{
    border:none;
    border-radius:8px;
    padding:9px 18px;
    font-size:.92rem;
    font-weight:700;
    transition:all .15s ease;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:6px;
  }
  .btn-ghost{
    background:transparent;
    color:var(--primary);
    border:1.5px solid var(--primary);
  }
  .btn-ghost:hover{background:var(--primary-tint);}
  .btn-solid{
    background:var(--primary);
    color:#fff;
  }
  .btn-solid:hover{background:var(--primary-dark);}
  .btn-accent{
    background:var(--accent);
    color:var(--primary-dark);
  }
  .btn-accent:hover{background:var(--accent-dark);color:#fff;}
  .btn-whatsapp{
    background:var(--whatsapp);
    color:#fff;
  }
  .btn-whatsapp:hover{background:var(--whatsapp-dark);}
  .btn-sm{padding:6px 12px;font-size:.82rem;}

  .user-badge{
    background:var(--primary-tint);
    color:var(--primary);
    padding:6px 14px;
    border-radius:100px;
    font-weight:700;
    font-size:.9rem;
    display:flex;
    align-items:center;
    gap:8px;
    cursor:pointer;
  }

  /* ===== Nav tabs ===== */
  nav.main-tabs{
    background:var(--primary);
  }
  .tabs-inner{
    max-width:1180px;
    margin:0 auto;
    display:flex;
    gap:6px;
    padding:0 20px;
  }
  .tab-btn{
    background:transparent;
    border:none;
    color:#CFE0E3;
    padding:14px 20px;
    font-size:1rem;
    font-weight:700;
    border-bottom:3px solid transparent;
    transition:color .15s;
  }
  .tab-btn.active{
    color:#fff;
    border-bottom-color:var(--accent);
  }
  .tab-btn:hover{color:#fff;}

  /* ===== Hero ===== */
  .hero{
    background:linear-gradient(180deg, var(--primary) 0%, var(--primary-dark) 100%);
    padding:36px 20px 70px;
    color:#fff;
  }
  .hero-inner{max-width:1180px;margin:0 auto;}
  .hero h1{
    font-size:1.7rem;
    font-weight:900;
    margin:0 0 6px;
  }
  .hero p{
    margin:0;
    color:#CFE0E3;
    font-size:.98rem;
  }

  /* ===== Search Box ===== */
  .search-card{
    max-width:1180px;
    margin:-46px auto 0;
    background:var(--surface);
    border-radius:var(--radius);
    box-shadow:0 10px 30px rgba(13,50,58,.18);
    padding:18px;
    display:grid;
    grid-template-columns:repeat(5,1fr) auto;
    gap:12px;
    animation:rise .5s ease both;
  }
  @keyframes rise{
    from{opacity:0;transform:translateY(14px);}
    to{opacity:1;transform:translateY(0);}
  }
  @media(max-width:1080px){
    .search-card{grid-template-columns:1fr 1fr 1fr;margin-top:-30px;}
  }
  @media(max-width:640px){
    .search-card{grid-template-columns:1fr 1fr;}
  }
  @media(max-width:420px){
    .search-card{grid-template-columns:1fr;}
  }
  .field{
    display:flex;
    flex-direction:column;
    gap:5px;
  }
  .field label{
    font-size:.78rem;
    font-weight:700;
    color:var(--text-muted);
  }
  .field select, .field input, .field textarea{
    border:1.5px solid var(--border);
    border-radius:8px;
    padding:10px 12px;
    font-size:.95rem;
    background:var(--surface);
    color:var(--text);
  }
  .field select:focus, .field input:focus, .field textarea:focus{
    outline:2px solid var(--accent);
    outline-offset:1px;
    border-color:var(--accent);
  }
  .search-actions{
    display:flex;
    gap:8px;
    align-self:end;
  }
  .search-btn{
    background:var(--accent);
    color:var(--primary-dark);
    border:none;
    border-radius:8px;
    padding:0 20px;
    height:44px;
    font-weight:900;
    font-size:.98rem;
    white-space:nowrap;
    flex:1;
  }
  .search-btn:hover{background:var(--accent-dark);color:#fff;}
  .reset-btn{
    background:var(--primary-tint);
    color:var(--primary);
    border:none;
    border-radius:8px;
    padding:0 14px;
    height:44px;
    font-weight:700;
  }
  .reset-btn:hover{background:#d5e4e6;}
  @media(max-width:1080px){
    .search-actions{grid-column:1/-1;}
  }

  /* Checkbox Grid Group */
  .checkbox-group{
    display:grid;
    grid-template-columns:repeat(auto-fill, minmax(130px, 1fr));
    gap:8px;
    background:var(--bg);
    padding:10px;
    border-radius:8px;
    border:1px solid var(--border);
    max-height:140px;
    overflow-y:auto;
  }
  .checkbox-item{
    display:flex;
    align-items:center;
    gap:6px;
    font-size:.85rem;
    cursor:pointer;
  }

  /* ===== Results Section ===== */
  .content-wrap{
    max-width:1180px;
    margin:0 auto;
    padding:30px 20px 60px;
  }
  .results-head{
    display:flex;
    align-items:center;
    justify-content:space-between;
    margin-bottom:20px;
    flex-wrap:wrap;
    gap:12px;
  }
  .results-title-group{
    display:flex;
    align-items:baseline;
    gap:10px;
  }
  .results-head h2{
    font-size:1.25rem;
    margin:0;
  }
  .results-count{
    color:var(--text-muted);
    font-size:.88rem;
  }
  .sort-group{
    display:flex;
    align-items:center;
    gap:8px;
    flex-wrap:wrap;
  }
  .sort-group label{
    font-size:.85rem;
    color:var(--text-muted);
    font-weight:700;
  }
  .sort-group select{
    border:1px solid var(--border);
    border-radius:6px;
    padding:6px 10px;
    font-size:.85rem;
    background:var(--surface);
  }

  .grid{
    display:grid;
    grid-template-columns:repeat(auto-fill,minmax(270px,1fr));
    gap:18px;
  }

  .card{
    background:var(--surface);
    border:1px solid var(--border);
    border-radius:var(--radius);
    padding:18px;
    display:flex;
    flex-direction:column;
    gap:12px;
    transition:transform .2s ease, box-shadow .2s ease;
    position:relative;
  }
  .card:hover{
    transform:translateY(-3px);
    box-shadow:0 8px 20px rgba(0,0,0,.06);
  }
  .card-top{display:flex;gap:12px;align-items:center;}
  .avatar{
    width:52px;height:52px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    font-weight:900;color:#fff;font-size:1.1rem;flex:none;
  }
  .card-name{font-weight:700;font-size:1.05rem;display:flex;align-items:center;gap:6px;}
  .card-subject{
    font-size:.78rem;font-weight:700;color:var(--primary);
    background:var(--primary-tint);
    display:inline-block;padding:2px 9px;border-radius:100px;
    margin-top:3px;
  }
  .card-loc{
    font-size:.85rem;color:var(--text-muted);
    display:flex;align-items:center;gap:5px;
  }
  .card-stats{
    display:flex;align-items:center;justify-content:space-between;
    font-size:.85rem;padding-top:10px;border-top:1px solid var(--border);
  }
  .rating{display:flex;align-items:center;gap:4px;}
  .stars{color:var(--star);letter-spacing:1px;font-size:.95rem;}
  .rating b{font-size:.92rem;}
  .price{font-weight:900;color:var(--primary);font-size:1.05rem;}
  .price small{font-weight:500;color:var(--text-muted);font-size:.75rem;}
  .card-cta{
    background:var(--primary);color:#fff;border:none;
    border-radius:8px;padding:10px;font-weight:700;font-size:.9rem;
    width:100%;
    transition:background .15s;
  }
  .card-cta:hover{background:var(--primary-dark);}

  .center-tags{display:flex;flex-wrap:wrap;gap:6px;}
  .center-tag{
    font-size:.74rem;color:var(--primary);background:var(--primary-tint);
    padding:3px 9px;border-radius:100px;font-weight:700;
  }
  .place-rating{font-size:.82rem;color:var(--text-muted);font-weight:700;}

  .verified-badge{color:var(--verified);font-weight:700;font-size:.85rem;display:inline-flex;align-items:center;gap:3px;}
  .unverified-badge{color:var(--accent-dark);font-weight:700;font-size:.78rem;display:inline-flex;align-items:center;gap:3px;}

  .no-results{
    text-align:center;padding:50px 20px;color:var(--text-muted);
    background:var(--surface);border-radius:var(--radius);border:1px dashed var(--border);
  }

  footer{
    background:var(--primary-dark);color:#CFE0E3;
    padding:26px 20px;text-align:center;font-size:.85rem;
  }
  footer b{color:#fff;}
  footer .admin-link{display:block;margin-top:8px;color:#8FA9AD;font-size:.72rem;}
  footer .admin-link:hover{color:#fff;text-decoration:underline;}

  /* ===== Page Containers (secondary pages: auth, register, details, profile, admin, map) ===== */
  .page-wrap{
    max-width:720px;
    margin:24px auto 60px;
    padding:0 16px;
  }
  .page-wrap.lg{max-width:900px;}
  .page-box{
    background:var(--surface);border-radius:var(--radius);
    padding:24px;position:relative;
    box-shadow:0 4px 16px rgba(13,50,58,.08);
    border:1px solid var(--border);
    animation:popIn .2s ease both;
  }
  @media(max-width:480px){
    .page-box{padding:16px 14px;border-radius:10px;}
  }
  @keyframes popIn{
    from{opacity:0;transform:translateY(8px);}
    to{opacity:1;transform:translateY(0);}
  }
  .back-link{
    display:inline-flex;align-items:center;gap:4px;
    color:var(--primary);font-weight:700;font-size:.9rem;
    margin-bottom:14px;
  }
  .back-link:hover{text-decoration:underline;}
  .modal-tabs{display:flex;gap:8px;margin-bottom:16px;}
  .modal-tab{
    flex:1;background:var(--primary-tint);border:none;border-radius:8px;
    padding:10px;font-weight:700;color:var(--primary);font-size:.95rem;
  }
  .modal-tab.active{background:var(--primary);color:#fff;}
  .page-box h3{margin:0 0 4px;font-size:1.2rem;}
  .page-box .sub{color:var(--text-muted);font-size:.85rem;margin-bottom:16px;}
  .page-box .field{margin-bottom:12px;}
  .btn-block{width:100%;margin-top:8px;}

  /* Register Options Cards */
  .reg-choice-grid{
    display:grid;grid-template-columns:repeat(auto-fit, minmax(140px, 1fr));gap:14px;margin:20px 0;
  }
  .form-grid-2{
    display:grid;grid-template-columns:1fr 1fr;gap:10px;
  }
  @media(max-width:560px){
    .form-grid-2{grid-template-columns:1fr;}
  }
  .reg-card{
    border:2px solid var(--border);border-radius:var(--radius);
    padding:20px;text-align:center;cursor:pointer;transition:all .2s;
  }
  .reg-card:hover{
    border-color:var(--accent);background:var(--primary-tint);
  }
  .reg-card icon{font-size:2.2rem;display:block;margin-bottom:8px;}
  .reg-card h4{margin:0 0 6px;color:var(--primary);}
  .reg-card p{margin:0;font-size:.78rem;color:var(--text-muted);}

  /* Details Modal Specifics */
  .details-header{
    display:flex;gap:14px;align-items:center;margin-bottom:16px;
    padding-bottom:14px;border-bottom:1px solid var(--border);
  }
  .details-info-list{
    background:var(--bg);border-radius:8px;padding:12px;margin:12px 0;
    display:flex;flex-direction:column;gap:8px;font-size:.9rem;
  }

  /* Interactive Schedule Grid */
  .schedule-grid{
    display:grid;grid-template-columns:repeat(auto-fill, minmax(110px, 1fr));gap:8px;margin:12px 0;
  }
  .slot-btn{
    background:var(--surface);border:1.5px solid var(--primary);color:var(--primary);
    padding:8px;border-radius:6px;font-size:.82rem;font-weight:700;text-align:center;
    transition:all .15s;
  }
  .slot-btn:hover, .slot-btn.selected{
    background:var(--primary);color:#fff;
  }
  .slot-btn.booked{
    background:#eee;border-color:#ccc;color:#999;cursor:not-allowed;text-decoration:line-through;
  }

  /* Reviews List */
  .reviews-list{
    display:flex;flex-direction:column;gap:10px;max-height:180px;overflow-y:auto;margin:10px 0;
  }
  .review-item{
    background:var(--bg);padding:10px;border-radius:8px;font-size:.85rem;
  }
  .review-item header{
    display:flex;justify-content:space-between;font-weight:700;margin-bottom:4px;
  }

  /* File upload preview */
  .id-preview-wrap{
    display:flex;gap:10px;margin-top:6px;flex-wrap:wrap;
  }
  .id-img-box{
    flex:1 1 140px;height:80px;border:1px dashed var(--border);border-radius:6px;
    display:flex;align-items:center;justify-content:center;font-size:.75rem;color:var(--text-muted);
    background-size:cover;background-position:center;
  }
  .file-upload-row{
    display:flex;gap:10px;flex-wrap:wrap;
  }
  .file-upload-row input[type="file"]{
    flex:1 1 140px;min-width:0;font-size:.8rem;
  }

  /* Map boxes */
  .map-box{
    width:100%;height:220px;border-radius:8px;overflow:hidden;border:1px solid var(--border);
    margin-top:8px;
  }
  .map-hint{font-size:.75rem;color:var(--text-muted);margin-top:4px;}

  /* Admin dashboard rows */
  .admin-row{
    display:flex;justify-content:space-between;align-items:center;gap:10px;
    background:var(--bg);padding:8px 10px;border-radius:8px;font-size:.85rem;
  }
  .admin-row .info{flex:1;}
  .admin-row a{text-decoration:underline;font-size:.75rem;}
  .admin-list{display:flex;flex-direction:column;gap:8px;max-height:220px;overflow-y:auto;margin:8px 0 14px;}
  .stats-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(120px, 1fr));gap:10px;margin:12px 0;}
  .stat-card{background:var(--bg);border-radius:8px;padding:10px;text-align:center;}
  .stat-card .num{font-size:1.3rem;font-weight:900;color:var(--primary);display:block;}
  .stat-card .label{font-size:.72rem;color:var(--text-muted);}
  @media(max-width:520px){
    .admin-row{flex-direction:column;align-items:stretch;}
    .admin-row button{width:100%;}
  }

  /* ===== Toast Notification ===== */
  .toast{
    position:fixed;bottom:20px;right:20px;
    background:var(--primary-dark);color:#fff;
    padding:12px 20px;border-radius:8px;
    box-shadow:0 6px 16px rgba(0,0,0,.2);
    font-size:.9rem;font-weight:700;
    z-index:200;display:none;align-items:center;gap:8px;
    border-right:4px solid var(--accent);
  }
  .toast.show{display:flex;animation:slideUp .3s ease;}
  @keyframes slideUp{
    from{opacity:0;transform:translateY(20px);}
    to{opacity:1;transform:translateY(0);}
  }