* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #de9406;
    --secondary-color: #3498db;
    --success-color: #27ae60;
    --warning-color: #f39c12;
    --dark-color: #50462c;
    --light-color: #ecf0f1;
    --text-color: #50482c;
    --bg-color: #ffffff;
    --card-bg: #ffffff;
    --border-color: #bdc3c7;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
}

[data-theme="dark"] {
    --text-color: #ecf0f1;
    --bg-color: #1a1a1a;
    --card-bg: #2c2c2c;
    --border-color: #444;
    --shadow: 0 2px 10px rgba(0,0,0,0.3);
}

[data-theme="blue"] {
    --primary-color: #3498db;
}

[data-theme="green"] {
    --primary-color: #27ae60;
}

[data-theme="purple"] {
    --primary-color: #9b59b6;
}

[data-theme="orange"] {
    --primary-color: #f39c12;
}

.container-pomodoro-timer {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  transition: all 0.3s ease;
}
.container-pomodoro-timer .containerr {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}
.container-pomodoro-timer .settings-btn, .container-pomodoro-timer .dark-mode-toggle 
{
   line-height: 1 !important;
}
.container-pomodoro-timer .headerr {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  padding: 20px 0;
  border-bottom: 2px solid var(--border-color);
}
.container-pomodoro-timer .headerr h1 {
  color: var(--primary-color);
  font-size: 2.5rem;
  font-weight: 700;
}
.container-pomodoro-timer .header-controls {
  display: flex;
  gap: 15px;
}
.container-pomodoro-timer .settings-btn, .container-pomodoro-timer .dark-mode-toggle {
  background: var(--card-bg);
  border: 2px solid var(--border-color);
  color: var(--text-color);
  padding: 12px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.2rem;
  transition: all 0.3s ease;
  box-shadow: var(--shadow);
}
.container-pomodoro-timer .settings-btn:hover, .container-pomodoro-timer .dark-mode-toggle:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.container-pomodoro-timer .timer-section {
  background: var(--card-bg);
  border-radius: 20px;
  padding: 40px;
  margin-bottom: 30px;
  box-shadow: var(--shadow);
  text-align: center;
}
.container-pomodoro-timer .timer-tabs {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.container-pomodoro-timer .tab-btn {
  background: transparent;
  border: 2px solid var(--border-color);
  color: var(--text-color);
  padding: 12px 24px;
  border-radius: 25px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  transition: all 0.3s ease;
  min-width: 120px;
}
.container-pomodoro-timer .tab-btn:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}
.container-pomodoro-timer .tab-btn.active {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}
.container-pomodoro-timer .timer-display {
  margin: 40px 0;
}
.container-pomodoro-timer .time-circle {
  position: relative;
  display: inline-block;
}
.container-pomodoro-timer .progress-ring {
  transform: rotate(-90deg);
}
.container-pomodoro-timer .progress-ring-circle {
  stroke: var(--primary-color);
  stroke-width: 8;
  fill: transparent;
  stroke-dasharray: 879.646;
  stroke-dashoffset: 879.646;
  transition: stroke-dashoffset 1s linear;
  opacity: 0.3;
}
.container-pomodoro-timer .time-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}
.container-pomodoro-timer #timeDisplay {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--primary-color);
  display: block;
}
.container-pomodoro-timer .session-info {
  margin-top: 10px;
  font-size: 1.1rem;
  color: var(--text-color);
  opacity: 0.7;
}
.container-pomodoro-timer .timer-controls {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}
.container-pomodoro-timer .control-btn {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 15px 30px;
  border-radius: 25px;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 600;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 120px;
  justify-content: center;
}
.container-pomodoro-timer .control-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}
.container-pomodoro-timer .pause-btn {
  background: var(--warning-color);
}
.container-pomodoro-timer .reset-btn {
  background: var(--dark-color);
}

.container-pomodoro-timer .tasks-section {
  background: var(--card-bg);
  border-radius: 20px;
  padding: 30px;
  box-shadow: var(--shadow);
}
.container-pomodoro-timer .tasks-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  flex-wrap: wrap;
  gap: 15px;
}
.container-pomodoro-timer .tasks-header h2 {
  color: var(--primary-color);
  font-size: 1.8rem;
}
.container-pomodoro-timer .add-task-btn {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 12px 20px;
  border-radius: 20px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
}
.container-pomodoro-timer .add-task-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}
.container-pomodoro-timer .tasks-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.container-pomodoro-timer .task-item {
  background: var(--bg-color);
  border: 2px solid var(--border-color);
  border-radius: 15px;
  padding: 20px;
  transition: all 0.3s ease;
  position: relative;
}
.container-pomodoro-timer .task-item:hover {
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.container-pomodoro-timer .task-item.completed {
  opacity: 0.6;
  text-decoration: line-through;
}
.container-pomodoro-timer .task-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
  flex-wrap: wrap;
  gap: 10px;
}
.container-pomodoro-timer .task-name {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-color);
  flex: 1;
  min-width: 200px;
}
.container-pomodoro-timer .task-actions {
  display: flex;
  gap: 8px;
}
.container-pomodoro-timer .task-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-color);
  padding: 6px 10px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}
.container-pomodoro-timer .task-btn:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}
.container-pomodoro-timer .task-btn.edit {
  color: var(--warning-color);
  border-color: var(--warning-color);
}
.container-pomodoro-timer .task-btn.edit:hover {
  background: var(--warning-color);
  color: white;
}
.container-pomodoro-timer .task-btn.delete {
  color: var(--primary-color);
  border-color: var(--primary-color);
}
.container-pomodoro-timer .task-btn.delete:hover {
  background: var(--primary-color);
  color: white;
}
.container-pomodoro-timer .task-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  color: var(--text-color);
  opacity: 0.8;
  flex-wrap: wrap;
  gap: 10px;
}
.container-pomodoro-timer .task-pomodoros {
  font-weight: 600;
  color: var(--primary-color);
}
.container-pomodoro-timer .task-finish-time {
  font-style: italic;
}

.container-pomodoro-timer .modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(5px);
}
.container-pomodoro-timer .modal-content {
  background-color: var(--card-bg);
  margin: 5% auto;
  border-radius: 20px;
  width: 90%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  animation: modalSlideIn 0.3s ease;
}
@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.container-pomodoro-timer .modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 25px 30px;
  border-bottom: 2px solid var(--border-color);
}
.container-pomodoro-timer .modal-header h2 {
  color: var(--primary-color);
  font-size: 1.5rem;
}
.container-pomodoro-timer .close-btn {
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--text-color);
  cursor: pointer;
  padding: 0;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.3s ease;
}
.container-pomodoro-timer .close-btn:hover {
  /* background: var(--primary-color); */
  color: white;
}
.container-pomodoro-timer .modal-body {
  padding: 30px;
}
.container-pomodoro-timer .modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 15px;
  padding: 20px 30px;
  border-top: 2px solid var(--border-color);
}
.container-pomodoro-timer .settings-section {
  margin-bottom: 30px;
}
.container-pomodoro-timer .settings-section h3 {
  color: var(--primary-color);
  margin-bottom: 15px;
  font-size: 1.2rem;
}
.container-pomodoro-timer .setting-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
  flex-wrap: wrap;
  gap: 10px;
}
.container-pomodoro-timer .setting-item label {
  font-weight: 600;
  color: var(--text-color);
  flex: 1;
  min-width: 150px;
}
.container-pomodoro-timer .setting-item input,
.container-pomodoro-timer .setting-item select {
  background: var(--bg-color);
  border: 2px solid var(--border-color);
  color: var(--text-color);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 1rem;
  transition: all 0.3s ease;
  min-width: 100px;
}
.container-pomodoro-timer .setting-item input:focus,
.container-pomodoro-timer .setting-item select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(231, 76, 60, 0.1);
}
.container-pomodoro-timer .setting-item input[type=checkbox] {
  width: 20px;
  height: 20px;
  margin-right: 10px;
  accent-color: var(--primary-color);
}
.container-pomodoro-timer .btn-primary {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 12px 24px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  transition: all 0.3s ease;
}
.container-pomodoro-timer .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}
.container-pomodoro-timer .btn-secondary {
  background: transparent;
  color: var(--text-color);
  border: 2px solid var(--border-color);
  padding: 12px 24px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 600;
  transition: all 0.3s ease;
}
.container-pomodoro-timer .btn-secondary:hover {
  background: var(--border-color);
}

@media (max-width: 768px) {
  .container-pomodoro-timer .containerr {
    padding: 15px;
  }
  .container-pomodoro-timer .headerr h1 {
    font-size: 2rem;
  }
  .container-pomodoro-timer .timer-section {
    padding: 25px 20px;
  }
  .container-pomodoro-timer #timeDisplay {
    font-size: 2.5rem;
  }
  .container-pomodoro-timer .time-circle svg {
    width: 250px;
    height: 250px;
  }
  .container-pomodoro-timer .timer-tabs {
    flex-direction: column;
    align-items: center;
  }
  .container-pomodoro-timer .tab-btn {
    width: 100%;
    max-width: 200px;
  }
  .container-pomodoro-timer .timer-controls {
    flex-direction: column;
    align-items: center;
  }
  .container-pomodoro-timer .control-btn {
    width: 100%;
    max-width: 200px;
  }
  .container-pomodoro-timer .tasks-header {
    flex-direction: column;
    align-items: stretch;
  }
  .container-pomodoro-timer .add-task-btn {
    align-self: center;
  }
  .container-pomodoro-timer .task-header {
    flex-direction: column;
    align-items: stretch;
  }
  .container-pomodoro-timer .task-actions {
    justify-content: center;
    margin-top: 10px;
  }
  .container-pomodoro-timer .task-info {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .container-pomodoro-timer .modal-content {
    margin: 10% auto;
    width: 95%;
  }
  .container-pomodoro-timer .modal-header,
  .container-pomodoro-timer .modal-body,
  .container-pomodoro-timer .modal-footer {
    padding: 20px;
  }
  .container-pomodoro-timer .setting-item {
    flex-direction: column;
    align-items: stretch;
  }
  .container-pomodoro-timer .setting-item label {
    margin-bottom: 5px;
  }
  .container-pomodoro-timer .modal-footer {
    flex-direction: column;
  }
}
@media (max-width: 480px) {
  .container-pomodoro-timer .headerr h1 {
    font-size: 1.5rem;
  }
  .container-pomodoro-timer #timeDisplay {
    font-size: 2rem;
  }
  .container-pomodoro-timer .time-circle svg {
    width: 200px;
    height: 200px;
  }
  .container-pomodoro-timer .timer-section {
    padding: 20px 15px;
  }
  .container-pomodoro-timer .tasks-section {
    padding: 20px 15px;
  }
}

.container-pomodoro-timer .task-item.completed {
  animation: taskComplete 0.5s ease;
}
@keyframes taskComplete {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

.container-pomodoro-timer .notification {
  position: fixed;
  top: 20px;
  right: 20px;
  background: var(--success-color);
  color: white;
  padding: 15px 20px;
  border-radius: 10px;
  box-shadow: var(--shadow);
  z-index: 1001;
  animation: slideInRight 0.3s ease;
}
@keyframes slideInRight {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}
.container-pomodoro-timer .notification.error {
  background: var(--primary-color);
}
.container-pomodoro-timer .notification.warning {
  background: var(--warning-color);
}