body {
  background-color: #f4f4f4;
  font-family: 'Arial', sans-serif;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
}

.container {
  background-color: #fff;
  padding: 70px 40px 100px 40px;
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
  text-align: center;
  width: 500px;
  position: relative;
}

.container h1 { 
  color: #000000;
  font-size: 24px;
  margin-bottom: 25px;

}

.input-group {
  position: relative;
  margin-bottom: 20px;
}

#longUrl {
  width: 100%;
  padding: 12px;
  padding-right: 80px;
  font-size: 15px;
  border: 2px solid #e1e1e1;
  border-radius: 8px;
  transition: border-color 0.2s;
  box-sizing: border-box;
}

#longUrl:focus {
  border-color: #000000;
}

#shortenBtn {
  position: absolute;
  right: 5px;
  top: 5px;
  padding: 8px 15px;
  font-size: 14px;
  background-color: #000000;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.2s;
}

#shortenBtn:hover {
  background-color: #000000;
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.result {
  background: #f8faff;
  margin: 15px 0;
  padding: 12px;
  border-radius: 8px;
  border: 1px solid #e1e8ff;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

#shortUrl {
  color: #000000;
  font-size: 15px;
  word-break: break-all;
}

#copyBtn {
  padding: 6px 12px;
  font-size: 14px;
  background-color: #000000;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.2s;
  margin-left: 10px;
}

#copyBtn:hover {
  background-color: #000000;
  transform: translateY(-1px);
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.copy-notification {
  position: fixed;
  bottom: 100px;
  left: 50%;
  transform: translateX(-50%);
  background-color: #4CAF50;
  color: white;
  padding: 12px 24px;
  border-radius: 4px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
  z-index: 1000;
  animation: fadeInOut 2s ease-in-out;
}

.copy-notification.error {
  background-color: #f44336;
}

@keyframes fadeInOut {
  0% { opacity: 0; transform: translate(-50%, 20px); }
  10% { opacity: 1; transform: translate(-50%, 0); }
  90% { opacity: 1; transform: translate(-50%, 0); }
  100% { opacity: 0; transform: translate(-50%, 20px); }
}

.bottom-nav {
  width: 100%;
  display: flex;
  justify-content: center;
  gap: 15px;
  margin-top: 24px;
  margin-bottom: 0;
  position: static;
}

.dashboard-btn,
.multiple-btn {
  background: #000000;
  margin-top:20px;
  margin-bottom: -30px;
  color: #fff;
  padding: 8px 18px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: bold;
  font-size: 14px;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  line-height: normal;
  border: none;
  outline: none;
  cursor: pointer;
}

.dashboard-btn:hover,
.multiple-btn:hover {
  background: #000000;
  transform: scale(1.05);
}

/* Multiple URL Page Specific Styles */
.multiple-container {
  min-height: 400px;
  max-height: 80vh;
  overflow-y: auto;
  width: 600px;
}

.multiple-container .url-list {
  margin: 20px 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.multiple-container .url-input-group {
  display: flex;
  gap: 10px;
  width: 100%;
  margin-bottom: 5px;
}

.multiple-container .url-input {
  flex: 1;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
  font-size: 16px;
  width: auto;
}

.multiple-container .remove-url {
  padding: 10px 15px;
  background: #dc3545;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 14px;
  margin: 0;
}

.multiple-container .remove-url:hover {
  background: #c82333;
}

.multiple-container .add-url {
  width: 100%;
  padding: 12px;
  background: #28a745;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 16px;
  margin: 20px 0;
  transition: background-color 0.2s;
}

.multiple-container .add-url:hover {
  background: #218838;
}

.multiple-container #shortenBtn {
  width: 100%;
  padding: 12px;
  background: #000000;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 16px;
  margin-bottom: 30px;
  transition: background-color 0.2s;
  position: static;
  transform: none;
}

.multiple-container #shortenBtn:hover {
  background: #000000;
}

.multiple-container .result-list {
  margin: 20px 0;
  width: 100%;
}

.multiple-container .result-item {
  background: #f8f9fa;
  padding: 15px;
  margin-bottom: 10px;
  border-radius: 4px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.multiple-container .copy-btn {
  background: #000000;
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.2s;
  margin: 0;
}

.multiple-container .copy-btn:hover {
  background: #000000;
}

.multiple-container .bottom-nav {
  position: sticky;
  bottom: 20px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 20px;
  padding: 0 20px;
  margin-top: 30px;
  background: white;
}

/* Responsive design for multiple URL page */
@media (max-width: 768px) {
  .multiple-container {
      width: 90%;
      margin: 20px auto;
      padding: 20px;
  }

  .multiple-container .url-input-group {
      flex-direction: column;
      gap: 10px;
  }

  .multiple-container .remove-url {
      width: 100%;
  }

  .multiple-container .result-item {
      flex-direction: column;
      gap: 10px;
      text-align: center;
  }

  .multiple-container .copy-btn {
      width: 100%;
  }
}

/* ================= Dashboard Styles Start ================ */
.dashboard-container {
  max-width: 1200px;
  margin: 40px auto;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.08);
  padding: 40px;
}

.dashboard-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid #eee;
}

.header-icon {
  font-size: 28px;
  color: #000000;
}

.header-text {
  font-size: 28px;
  font-weight: bold;
  color: #000000;
}

.header-subtitle {
  color: #666;
  font-size: 18px;
  margin-left: 12px;
  cursor: pointer;
  transition: color 0.2s;
}

.header-subtitle:hover {
  color: #000000;
}

.dashboard-info {
  display: flex;
  gap: 40px;
  margin-bottom: 32px;
  padding: 20px;
  background: #f8faff;
  border-radius: 10px;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px;
  background: white;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
  transition: transform 0.2s;
}

.info-item:hover {
  transform: translateY(-2px);
}

.info-label {
  color: #000000;
  font-weight: bold;
  font-size: 16px;
}

.info-value {
  font-size: 18px;
  color: #333;
} 

.level-date {
  color: #000000;
  font-weight: 500;
}

.dashboard-table-wrap {
  margin-top: 24px;
  overflow-x: auto;
}

.dashboard-table {
  width: 100%;
  border-collapse: collapse;
  background: #f8faff;
  border-radius: 10px;
  overflow: hidden;
  font-size: 15px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.dashboard-table thead tr {
  background: #000000;
  color: #fff;
}

.dashboard-table th, .dashboard-table td {
  padding: 16px;
  text-align: left;
}

.dashboard-table th:first-child {
  width: 40px;
  text-align: center;
}

.dashboard-table .star-cell {
  text-align: center;
}

.dashboard-table .url-cell {
  max-width: 400px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dashboard-table .visits-cell {
  text-align: center;
}

.dashboard-table .memo-cell {
  color: #666;
}

.dashboard-table .date-cell {
  color: #333;
}

.dashboard-table .action-cell {
  text-align: center;
  padding: 8px !important;
}

.dashboard-table .edit-btn {
  background: #e3e8f0;
  color: #000000;
  border: none;
  border-radius: 5px;
  padding: 8px 16px;
  cursor: pointer;
  font-size: 14px;
  margin-right: 8px;
  transition: all 0.2s;
}

.dashboard-table .edit-btn:hover {
  background: #d0d8e8;
  transform: translateY(-1px);
}

.dashboard-table .delete-btn {
  background: #dc3545;
  color: white;
  border: none;
  border-radius: 5px;
  padding: 8px 16px;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s;
}

.dashboard-table .delete-btn:hover {
  background: #c82333;
  transform: translateY(-1px);
}

.dashboard-table .star {
  color: #ffb300;
  font-size: 18px;
  cursor: pointer;
  margin-right: 4px;
  transition: transform 0.2s;
}

.dashboard-table .star:hover {
  transform: scale(1.1);
}

.dashboard-table .star.inactive {
  color: #e0e0e0;
}

.dashboard-table .url-link {
  color: #000000;
  text-decoration: none;
  cursor: pointer;
  word-break: break-all;
  transition: all 0.2s;
}

.dashboard-table .url-link:hover {
  color: #000000;
  text-decoration: underline;
}

@media (max-width: 1200px) {
  .dashboard-container {
    margin: 20px;
    padding: 20px;
  }
  .dashboard-info {
    flex-wrap: wrap;
    gap: 20px;
  }
  .info-item {
    flex: 1 1 calc(50% - 20px);
    min-width: 200px;
  }
}

@media (max-width: 768px) {
  .dashboard-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }
  .header-text {
    font-size: 24px;
  }
  .dashboard-info {
    flex-direction: column;
  }
  .info-item {
    width: 100%;
  }
  .dashboard-table {
    font-size: 14px;
  }
  .dashboard-table th, 
  .dashboard-table td {
    padding: 12px 8px;
  }
  .dashboard-table .edit-btn,
  .dashboard-table .delete-btn {
    padding: 6px 12px;
    font-size: 13px;
  }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.dashboard-table tbody tr {
  animation: fadeIn 0.3s ease-out;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.dashboard-table tbody tr.new-row {
  animation: slideIn 0.3s ease-out;
}

.copy-notification {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #000000;
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    font-size: 14px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    animation: slideUp 0.3s ease-out;
    z-index: 1000;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translate(-50%, 20px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

.detail-row {
    background-color: #f8faff;
}

.detail-content {
    padding: 20px !important;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.detail-item {
    padding: 10px;
    border-bottom: 1px solid #eee;
}

.detail-item:last-child {
    border-bottom: none;
}

.detail-item strong {
    color: #000000;
    margin-right: 8px;
}

.dashboard-table .detail-btn {
    background: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    padding: 4px 10px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.2s;
    width: 60px;
}

.dashboard-table .detail-btn:hover {
    background: #45a049;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal-content {
    background: white;
    border-radius: 12px;
    padding: 24px;
    width: 100%;
    max-width: 600px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid #eee;
}

.modal-title {
    font-size: 20px;
    font-weight: bold;
    color: #000000;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: #666;
}

.detail-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
}

.detail-item {
    display: flex;
    padding: 16px;
    background: #f8faff;
    border-radius: 8px;
    align-items: center;
}

.detail-label {
    width: 140px;
    color: #666;
    font-size: 15px;
}

.detail-value {
    flex: 1;
    font-size: 15px;
    font-weight: 500;
}

.detail-value.highlight {
    color: #000000;
    font-weight: bold;
}

.return-home {
    margin-left: auto;
    padding: 8px 16px;
    background: #e3e8f0;
    color: #000000;
    text-decoration: none;
    border-radius: 6px;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.2s;
}

.return-home:hover {
    background: #d0d8e8;
    transform: translateY(-1px);
}

.refresh-btn {
  margin-left: auto;
  padding: 8px 16px;
  background: #e3e8f0;
  color: #000000;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.refresh-btn:hover {
  background: #d0d8e8;
  transform: translateY(-1px);
} 

/* 비밀번호 모달 스타일 개선 */
.password-modal {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0,0,0,0.18);
    z-index: 2000;
    justify-content: center;
    align-items: center;
}
.password-modal.show {
    display: flex !important;
}
.password-modal-content {
    background: #fff;
    border-radius: 16px;
    padding: 32px 28px 24px 28px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.12);
    min-width: 340px;
    max-width: 90vw;
    text-align: center;
}
.password-modal h2 {
    margin: 0 0 18px 0;
    color: #222;
    font-size: 1.5rem;
    font-weight: bold;
    text-align: center;
}
.password-input {
    width: 100%;
    padding: 12px 14px;
    margin-bottom: 22px;
    border: 1.5px solid #000000;
    border-radius: 8px;
    font-size: 1rem;
    box-sizing: border-box;
}
.password-buttons {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}
.password-buttons button {
    padding: 8px 24px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    background: #f1f3f6;
    color: #222;
    transition: background 0.2s;
}
.password-buttons .submit-btn {
    background: #000000;
    color: #fff;
}
.password-buttons .cancel-btn {
    background: #e5e7eb;
    color: #222;
}
.password-buttons button:hover {
    opacity: 0.9;
}

/* ================= Dashboard Styles End ================ */ 

.login-status {
  position: absolute;
  top: 15px;
  right: 15px;
  font-size: 14px;
  display: flex;
  align-items: center;
}

.login-btn {
  padding: 6px 12px;
  background-color: #000000;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: background-color 0.2s;
}

.login-btn:hover {
  background-color: #000000;
  transform: none;
}

.logout-btn {
  padding: 5px 10px;
  background-color: #e53e3e;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  margin-left: 10px;
  text-decoration: none;
  font-size: 13px;
  transition: background-color 0.2s;
}

.logout-btn:hover {
  background-color: #c53030;
  transform: none;
}

.user-name {
  font-weight: bold;
  margin-right: 10px;
  color: #000000;
}

.admin-badge {
  display: inline-block;
  background-color: #000000;
  color: white;
  font-size: 12px;
  padding: 2px 5px;
  border-radius: 3px;
  margin-right: 5px;
}