:root{--primary:#1967d2;--success:#0f9d58;--danger:#d93025;}
*{box-sizing:border-box;margin:0;padding:0;}
body{font-family:'Inter',sans-serif;background:linear-gradient(135deg,#667eea,#764ba2);color:#333;padding:20px 10px;min-height:100vh;}
.container{max-width:1900px;margin:0 auto;background:#fff;border-radius:20px;overflow:hidden;box-shadow:0 25px 80px rgba(0,0,0,.25);}
.header{background:linear-gradient(135deg,#4285f4,#0d47a1);color:white;padding:32px 20px;text-align:center;}
.header h1{font-size:2.4rem;font-weight:700;}
.control{padding:24px;background:#f9f9f9;text-align:center;display:flex;justify-content:center;align-items:center;gap:20px;flex-wrap:wrap;}
select{padding:14px 20px;font-size:1.1rem;border-radius:12px;border:2px solid #ddd;background:white;width:100%;max-width:600px;}
select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(25,103,210,.15);}
.company-name{padding:18px;background:#e8f0fe;color:#185abc;font-size:1.7rem;font-weight:700;text-align:center;}
.extract-bar{padding:30px;background:#fffbeb;text-align:center;border-bottom:1px solid #eee;display:none;}
.btn-extract{padding:16px 50px;font-size:1.25rem;background:#f57c00;color:white;border:none;border-radius:12px;cursor:pointer;font-weight:600;box-shadow:0 8px 25px rgba(245,124,0,.4);}
.btn-extract:hover{background:#e65100;transform:translateY(-3px);}
.progress-bar{height:10px;background:#eee;border-radius:8px;overflow:hidden;margin:20px auto;width:80%;}
.progress-fill{height:100%;width:0%;background:linear-gradient(90deg,#0f9d58,#34a853);transition:width .6s;}
.table-wrapper{padding:20px 30px 40px;overflow-x:auto;}
.table-controls{padding:12px 30px;background:#f8f9fa;border-bottom:1px solid #eee;display:none;align-items:center;justify-content:space-between;gap:20px;flex-wrap:nowrap;font-size:14.5px;}
.table-controls.show{display:flex;}
.table-controls > div:first-child{display:flex;align-items:center;gap:10px;white-space:nowrap;flex-shrink:0;}
#pageSize{min-width:80px;max-width:100px;padding:6px 8px;font-size:14px;text-align:center;}
table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:1500px;background:white;box-shadow:0 4px 20px rgba(0,0,0,.08);border-radius:12px;overflow:hidden;}
thead{background:#1a73e8;color:white;}
th{padding:16px 12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;text-align:center;}
td{padding:14px 12px;border-bottom:1px solid #eee;vertical-align:middle;}

/* Căn trái 2 cột đầu */
td:nth-child(1), td:nth-child(2) { text-align:left !important; }

/* Các cột còn lại căn giữa */
td:nth-child(n+3) { text-align:center !important; }

/* Header cũng căn giữa cho đẹp (trừ 2 cột đầu) */
th:nth-child(1), th:nth-child(2) { text-align:left !important; }
th:nth-child(n+3) { text-align:center !important; }
tbody tr:hover {background:#f5f8ff;}
.title-cell{font-weight:600;color:#000;max-width:520px;}
.title-row{display:inline-flex;align-items:center;gap:9px;width:100%;}
.type-icon{flex-shrink:0;font-size:1.15em;color:#555;}
.title-link{color:#000;text-decoration:none;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1;min-width:0;}
.title-link:hover{color:#1a73e8;text-decoration:underline;}
.title-missing{color:#d93025;font-style:italic;font-weight:500;}
.web a{color:#0d47a1;font-weight:500;text-decoration:none;}
.web a:hover{text-decoration:underline;}
.status-icon{font-size:1.6em;}
.days{background:#fff3e0;color:#e65100;padding:5px 12px;border-radius:20px;font-weight:600;font-size:13px;display:inline-block;min-width:50px;}
.region-count{font-weight:700;color:#0d47a1;}
.region-count.zero{color:#999;}
.point-high{font-weight:700;color:#d93025;font-size:1.2em;}
#imagePreview{position:fixed;right:30px;bottom:30px;max-width:460px;max-height:660px;border-radius:16px;overflow:hidden;box-shadow:0 20px 60px rgba(0,0,0,.5);border:5px solid white;z-index:9999;opacity:0;transform:scale(.9);transition:all .4s;pointer-events:none;}
#imagePreview.show{opacity:1;transform:scale(1);}
#imagePreview img{width:100%;height:100%;object-fit:contain;background:#000;}
#toast{position:fixed;top:20px;right:20px;padding:16px 24px;background:#0f9d58;color:white;border-radius:14px;font-weight:600;z-index:10000;opacity:0;transform:translateY(-20px);transition:all .4s;box-shadow:0 10px 30px rgba(0,0,0,.3);}
#toast.show{opacity:1;transform:translateY(0);}
#toast.error{background:#d93025;}
.checkbox-wrapper{display:flex;align-items:center;gap:12px;background:white;padding:14px 20px;border-radius:12px;border:2px solid #ddd;box-shadow:0 4px 15px rgba(0,0,0,.08);font-weight:600;color:#333;cursor:pointer;transition:all .3s;user-select:none;width:fit-content;}
.checkbox-wrapper:hover{border-color:var(--primary);box-shadow:0 6px 20px rgba(25,103,210,.2);}
.checkbox-wrapper input[type="checkbox"]{position:absolute;opacity:0;width:0;height:0;}
.checkbox-custom{width:22px;height:22px;border:2px solid #ddd;border-radius:6px;background:white;position:relative;transition:all .3s;flex-shrink:0;}
.checkbox-custom::after{content:"";position:absolute;left:6px;top:2px;width:6px;height:11px;border:solid white;border-width:0 3px 3px 0;transform:rotate(45deg) scale(0);transition:all .2s;}
.checkbox-wrapper input[type="checkbox"]:checked + .checkbox-custom{background:var(--primary);border-color:var(--primary);}
.checkbox-wrapper input[type="checkbox"]:checked + .checkbox-custom::after{transform:rotate(45deg) scale(1);}
.checkbox-wrapper .label-text{font-size:1.1rem;color:#1967d2;}
#externalBtn{display:inline-flex;align-items:center;gap:6px;padding:10px 16px;background:#1a73e8;color:#fff;font-size:14px;font-weight:600;text-decoration:none;border-radius:8px;transition:0.25s ease;box-shadow:0 2px 6px rgba(0,0,0,0.15);}
#externalBtn:hover{background:#1559b6;transform:translateY(-2px);box-shadow:0 4px 10px rgba(0,0,0,0.2);}

#pagination{
  display:flex;
  justify-content:center;
  align-items:center;
  gap:6px;
  margin:15px 0;
  font-family:Arial, sans-serif;
}

#pagination span{
  margin-right:8px;
  font-size:14px;
  color:#555;
}

#pagination button{
  min-width:32px;
  height:32px;
  border-radius:6px;
  border:1px solid #d0d7e2;
  background:white;
  color:#333;
  font-size:14px;
  font-weight:500;
  cursor:pointer;
  transition:0.15s ease;
}

#pagination button:hover:not(:disabled){
  background:#e8f0fe;
  border-color:#1967d2;
  color:#1967d2;
}

#pagination button:active:not(:disabled){
  transform:scale(0.94);
}

#pagination button[disabled]{
  background:#f1f3f4;
  color:#aaa;
  cursor:not-allowed;
}

/* Nút đang được chọn (active page) */
#pagination button.active{
  background:#1967d2 !important;
  color:white !important;
  border-color:#1967d2 !important;
  font-weight:600;
}
  /* Button quản lý key - kiểu bánh răng đẹp */
  #keyManagerBtn {
    background: #1967d2;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 12px rgba(25, 103, 210, 0.3);
    transition: all 0.2s ease;
    position: relative;
  }

  #keyManagerBtn:hover {
    background: #1557b0;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(25, 103, 210, 0.4);
  }

  #keyManagerBtn:active {
    transform: translateY(0);
  }

  #keyManagerBtn i {
    font-size: 18px;
    transition: transform 0.4s ease;
  }

  #keyManagerBtn:hover i {
    transform: rotate(60deg); /* Bánh răng xoay khi hover */
  }

  /* Badge số lượng key */
  #keyManagerBtn .count {
    background: #ff3b30;
    color: white;
    font-size: 12px;
    font-weight: bold;
    min-width: 22px;
    height: 22px;
    line-height: 22px;
    border-radius: 50%;
    display: inline-block;
    text-align: center;
    box-shadow: 0 2px 6px rgba(255, 59, 48, 0.4);
  }

  /* Popup */
  #keyPopup {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: white;
    width: 90%;
    max-width: 600px;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25);
    padding: 30px;
    display: none;
    z-index: 1000;
  }

  #keyPopup h3 {
    margin: 0 0 20px 0;
    font-size: 22px;
    color: #1a1a1a;
  }

  #keyPopup textarea {
    width: 100%;
    height: 320px;
    padding: 14px;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    resize: vertical;
    box-sizing: border-box;
  }

  #keyPopup textarea:focus {
    outline: none;
    border-color: #1967d2;
    box-shadow: 0 0 0 4px rgba(25, 103, 210, 0.2);
  }

  .popup-footer {
    margin-top: 24px;
    text-align: right;
  }

  .popup-footer .btn {
    padding: 10px 20px;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    margin-left: 12px;
    min-width: 90px;
  }

  .btn-cancel {
    background: #f0f0f0;
    color: #555;
  }

  .btn-cancel:hover {
    background: #e0e0e0;
  }

  .btn-save {
    background: #1967d2;
    color: white;
  }

  .btn-save:hover {
    background: #1557b0;
  }

  /* Overlay nền mờ */
  #overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.5);
    display: none;
    z-index: 999;
  }
#pagination {
    display: flex;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 20px;
    font-size: 1rem;
}

.btn-paging-export {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: #0f9d58;
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 3px 10px rgba(15,157,88,0.3);
    transition: all 0.3s;
    white-space: nowrap;
}

.btn-paging-export:hover {
    background: #0d854c;
    transform: translateY(-1px);
    box-shadow: 0 5px 15px rgba(15,157,88,0.4);
}

.btn-paging-export i {
    font-size: 1.1em;
}
#refreshDataBtn {
    margin-left: 15px;
    padding: 10px 16px;
    background: #1967d2;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
}
#refreshDataBtn:hover { background: #1557b0; }