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

:root {
  --primary-color: #0984e3;
  --secondary-color: #74b9ff;
  --accent-color: #00b894;
  --text-color: #2d3436;
  --light-text: #636e72;
  --background-light: rgba(255, 255, 255, 0.95);
  --card-background: rgba(255, 255, 255, 0.9);
  --border-color: rgba(116, 185, 255, 0.2);
  --shadow-light: 0 10px 30px rgba(0, 0, 0, 0.1);
  --shadow-medium: 0 15px 40px rgba(0, 0, 0, 0.15);
  --border-radius: 20px;
  --transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

[data-theme="dark"] {
  --text-color: #ddd;
  --light-text: #a0a0a0;
  --background-light: rgba(45, 52, 54, 0.95);
  --card-background: rgba(45, 52, 54, 0.9);
  --border-color: rgba(116, 185, 255, 0.3);
}

body {
  font-family: "Poppins", sans-serif;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: linear-gradient(-45deg, #74b9ff, #0984e3, #00b894, #00cec9);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
  position: relative;
  overflow-x: hidden;
  background-image: url(sky.jpg);
}

@keyframes gradientShift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}


.particles-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
    opacity: 1;
  }
  50% {
    transform: translateY(-20px) rotate(180deg);
    opacity: 0.5;
  }
}


.weather-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2;
  transition: all 1s ease;
}


body.clear .weather-overlay {
  background: radial-gradient(circle at 30% 20%, rgba(255, 215, 0, 0.3) 0%, transparent 50%);
}

body.rain .weather-overlay {
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.1) 0%, rgba(0, 100, 200, 0.2) 100%);
}

body.snow .weather-overlay {
  background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
}


.weather-app {
  background: var(--background-light);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  padding: 30px;
  box-shadow: var(--shadow-medium), 0 0 0 1px rgba(255, 255, 255, 0.2);
  max-width: 800px;
  width: 100%;
  position: relative;
  z-index: 10;
  transition: var(--transition);
  animation: slideInUp 0.8s ease-out;
  border: 1px solid var(--border-color);
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(50px) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.weather-app:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-medium), 0 0 0 1px rgba(255, 255, 255, 0.3);
}


.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 30px;
  flex-wrap: wrap;
  gap: 15px;
}

.app-header h1 {
  color: var(--text-color);
  font-size: 1.8rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: textShimmer 3s ease-in-out infinite;
}

@keyframes textShimmer {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.header-controls {
  display: flex;
  gap: 15px;
  align-items: center;
}

.unit-toggle {
  display: flex;
  background: var(--card-background);
  border-radius: 25px;
  padding: 4px;
  border: 1px solid var(--border-color);
}

.unit-btn {
  background: transparent;
  border: none;
  padding: 8px 16px;
  border-radius: 20px;
  cursor: pointer;
  font-weight: 600;
  color: var(--light-text);
  transition: all 0.3s ease;
  font-size: 0.9rem;
}

.unit-btn.active {
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
  color: white;
  box-shadow: 0 2px 10px rgba(116, 185, 255, 0.3);
}

.theme-toggle {
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-color);
}

.theme-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 5px 15px rgba(116, 185, 255, 0.3);
}


.search-form {
  margin-bottom: 25px;
}

.search-container {
  display: flex;
  gap: 10px;
  margin-bottom: 15px;
}

.search-input-wrapper {
  flex: 1;
  position: relative;
}

.city-input {
  width: 100%;
  padding: 15px 20px;
  border: 2px solid var(--border-color);
  border-radius: 50px;
  font-size: 16px;
  outline: none;
  background: var(--card-background);
  color: var(--text-color);
  transition: all 0.3s ease;
}

.city-input:focus {
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 4px rgba(116, 185, 255, 0.15);
  transform: translateY(-2px);
}

.search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 15px;
  max-height: 200px;
  overflow-y: auto;
  z-index: 1000;
  display: none;
}

.suggestion-item {
  padding: 12px 20px;
  cursor: pointer;
  transition: all 0.2s ease;
  border-bottom: 1px solid var(--border-color);
}

.suggestion-item:hover {
  background: rgba(116, 185, 255, 0.1);
}

.search-btn {
  padding: 15px 25px;
  background: linear-gradient(45deg, var(--secondary-color), var(--primary-color));
  border: none;
  border-radius: 50px;
  color: white;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  transition: var(--transition);
  min-width: 120px;
  justify-content: center;
}

.search-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(116, 185, 255, 0.4);
}

.btn-text {
  font-size: 0.9rem;
}

.quick-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.location-btn,
.favorites-btn {
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 25px;
  padding: 10px 15px;
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-color);
  font-size: 0.9rem;
  font-weight: 500;
}

.location-btn:hover,
.favorites-btn:hover {
  background: linear-gradient(45deg, var(--secondary-color), var(--primary-color));
  color: white;
  transform: translateY(-2px);
}


.status-container {
  margin-bottom: 20px;
}

.error-message,
.success-message {
  background: rgba(255, 107, 107, 0.1);
  border: 1px solid rgba(255, 107, 107, 0.3);
  border-radius: 15px;
  padding: 15px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: #d63031;
  animation: slideInDown 0.3s ease;
  margin-bottom: 10px;
}

.success-message {
  background: rgba(0, 184, 148, 0.1);
  border-color: rgba(0, 184, 148, 0.3);
  color: #00b894;
}

.close-btn {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  margin-left: auto;
  padding: 5px;
  border-radius: 50%;
  transition: all 0.2s ease;
}

.close-btn:hover {
  background: rgba(0, 0, 0, 0.1);
}

.loading-container {
  text-align: center;
  padding: 30px 0;
  color: var(--light-text);
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(116, 185, 255, 0.3);
  border-top: 4px solid var(--primary-color);
  border-radius: 50%;
  margin: 0 auto 15px;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}


.favorites-dropdown {
  background: var(--card-background);
  border: 1px solid var(--border-color);
  border-radius: 15px;
  padding: 20px;
  margin-bottom: 20px;
  animation: slideInDown 0.3s ease;
}

.favorites-dropdown h3 {
  color: var(--text-color);
  margin-bottom: 15px;
  font-size: 1.1rem;
}

.favorites-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
}

.favorite-item {
  background: rgba(116, 185, 255, 0.1);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-align: center;
  color: var(--text-color);
}

.favorite-item:hover {
  background: rgba(116, 185, 255, 0.2);
  transform: translateY(-2px);
}


.weather-content {
  animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.city-date-section {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  padding: 20px;
  background: var(--card-background);
  border-radius: 15px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.city-date-section:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-light);
}

.city-info {
  display: flex;
  align-items: center;
  gap: 10px;
}

.city {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--primary-color);
  margin: 0;
}

.add-favorite {
  background: none;
  border: none;
  color: var(--light-text);
  cursor: pointer;
  padding: 5px;
  border-radius: 50%;
  transition: all 0.2s ease;
}

.add-favorite:hover {
  color: #e74c3c;
  transform: scale(1.1);
}

.add-favorite.active {
  color: #e74c3c;
}

.date-info {
  text-align: right;
}

.date {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-color);
  margin: 0 0 5px 0;
}

.local-time {
  font-size: 0.9rem;
  color: var(--light-text);
  margin: 0;
}


.temperature-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  padding: 25px;
  background: var(--card-background);
  border-radius: 15px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.temperature-info:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-light);
}

.description {
  display: flex;
  align-items: center;
  gap: 15px;
}

.weather-icon {
  font-size: 3rem;
  color: var(--secondary-color);
  animation: weatherIcon 3s ease-in-out infinite;
}

@keyframes weatherIcon {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  50% {
    transform: translateY(-5px) rotate(5deg);
  }
}

.weather-details {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.description-text {
  font-size: 1.2rem;
  color: var(--text-color);
  font-weight: 600;
  text-transform: capitalize;
}

.feels-like {
  font-size: 0.9rem;
  color: var(--light-text);
}

.temp-container {
  text-align: right;
}

.temp {
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-color);
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.temp-range {
  display: flex;
  gap: 10px;
  margin-top: 5px;
  font-size: 0.9rem;
}

.temp-max {
  color: #e74c3c;
  font-weight: 600;
}

.temp-min {
  color: var(--light-text);
  font-weight: 600;
}


.additional-info {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin-bottom: 25px;
}

.wind-info,
.humidity-info,
.visibility-info {
  background: var(--card-background);
  padding: 20px;
  border-radius: 15px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.wind-info:hover,
.humidity-info:hover,
.visibility-info:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-light);
}

.wind-info > i,
.humidity-info > i,
.visibility-info > i {
  font-size: 2rem;
  color: var(--secondary-color);
  margin-bottom: 10px;
  display: block;
  transition: all 0.3s ease;
}

.info-content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 5px;
}

.info-content p {
  font-size: 0.9rem;
  color: var(--light-text);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 10px;
}

.wind-direction {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 8px;
}

.wind-arrow {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
}

.wind-deg {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--light-text);
}


.humidity-bar {
  width: 100%;
  height: 6px;
  background: rgba(116, 185, 255, 0.2);
  border-radius: 3px;
  overflow: hidden;
  margin-top: 8px;
}

.humidity-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--secondary-color), var(--primary-color));
  border-radius: 3px;
  transition: width 1s ease;
}

.visibility-indicator {
  width: 100%;
  height: 6px;
  background: rgba(116, 185, 255, 0.2);
  border-radius: 3px;
  overflow: hidden;
  margin-top: 8px;
}

.visibility-level {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-color), var(--secondary-color));
  border-radius: 3px;
  transition: width 1s ease;
}


.extra-info {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 15px;
  margin-bottom: 30px;
}

.pressure-info,
.uv-info,
.sunrise-info,
.sunset-info {
  background: var(--card-background);
  padding: 15px;
  border-radius: 15px;
  border: 1px solid var(--border-color);
  text-align: center;
  transition: var(--transition);
}

.pressure-info:hover,
.uv-info:hover,
.sunrise-info:hover,
.sunset-info:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-light);
}

.extra-info i {
  font-size: 1.5rem;
  color: var(--secondary-color);
  margin-bottom: 8px;
}

.extra-info h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-color);
  margin-bottom: 3px;
}

.extra-info p {
  font-size: 0.8rem;
  color: var(--light-text);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 15px;
}

.section-title i {
  color: var(--secondary-color);
}


.hourly-forecast {
  margin-bottom: 30px;
}

.hourly-container {
  display: flex;
  overflow-x: auto;
  gap: 15px;
  padding: 10px 0;
  scrollbar-width: thin;
  scrollbar-color: var(--secondary-color) transparent;
}

.hourly-container::-webkit-scrollbar {
  height: 6px;
}

.hourly-container::-webkit-scrollbar-track {
  background: rgba(116, 185, 255, 0.1);
  border-radius: 10px;
}

.hourly-container::-webkit-scrollbar-thumb {
  background: var(--secondary-color);
  border-radius: 10px;
}

.hourly-item {
  min-width: 80px;
  background: var(--card-background);
  border-radius: 15px;
  padding: 15px 10px;
  text-align: center;
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.hourly-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-light);
}

.hourly-time {
  font-size: 0.8rem;
  color: var(--light-text);
  margin-bottom: 8px;
  font-weight: 500;
}

.hourly-icon {
  font-size: 1.5rem;
  color: var(--secondary-color);
  margin-bottom: 8px;
}

.hourly-temp {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-color);
}

.forecast-section {
  margin-bottom: 30px;
}

.forecast-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.forecast-item {
  background: var(--card-background);
  border-radius: 15px;
  padding: 15px 20px;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.forecast-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-light);
}

.forecast-day {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-color);
  min-width: 80px;
}

.forecast-weather {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
}

.forecast-icon {
  font-size: 1.5rem;
  color: var(--secondary-color);
}

.forecast-desc {
  font-size: 0.9rem;
  color: var(--light-text);
  text-transform: capitalize;
}

.forecast-temps {
  display: flex;
  gap: 10px;
  align-items: center;
}

.forecast-high {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-color);
}

.forecast-low {
  font-size: 0.9rem;
  color: var(--light-text);
}

.charts-section {
  margin-bottom: 30px;
}

.chart-tabs {
  display: flex;
  gap: 5px;
  margin-bottom: 15px;
  background: var(--card-background);
  border-radius: 25px;
  padding: 5px;
  border: 1px solid var(--border-color);
}

.chart-tab {
  background: transparent;
  border: none;
  padding: 8px 16px;
  border-radius: 20px;
  cursor: pointer;
  font-weight: 500;
  color: var(--light-text);
  transition: all 0.3s ease;
  flex: 1;
}

.chart-tab.active {
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
  color: white;
}

.chart-container {
  background: var(--card-background);
  border-radius: 15px;
  padding: 20px;
  border: 1px solid var(--border-color);
}


.alerts-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  backdrop-filter: blur(5px);
}

.modal-content {
  background: var(--background-light);
  border-radius: var(--border-radius);
  padding: 30px;
  max-width: 500px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.modal-header h3 {
  color: var(--text-color);
  font-size: 1.3rem;
}

.close-modal {
  background: none;
  border: none;
  color: var(--light-text);
  cursor: pointer;
  padding: 5px;
  border-radius: 50%;
  transition: all 0.2s ease;
}

.close-modal:hover {
  background: rgba(0, 0, 0, 0.1);
}


@media (max-width: 768px) {
  .weather-app {
    padding: 20px;
    margin: 10px;
  }

  .app-header {
    flex-direction: column;
    text-align: center;
  }

  .app-header h1 {
    font-size: 1.5rem;
  }

  .search-container {
    flex-direction: column;
  }

  .quick-actions {
    justify-content: center;
  }

  .additional-info {
    grid-template-columns: 1fr;
  }

  .extra-info {
    grid-template-columns: repeat(2, 1fr);
  }

  .city-date-section {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }

  .temperature-info {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .temp {
    font-size: 2.5rem;
  }

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

@media (max-width: 480px) {
  body {
    padding: 10px;
  }

  .weather-app {
    padding: 15px;
  }

  .app-header h1 {
    font-size: 1.3rem;
  }

  .extra-info {
    grid-template-columns: 1fr;
  }

  .chart-tabs {
    flex-direction: column;
  }
}

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

.fade-in {
  animation: fadeIn 0.5s ease-in-out;
}

.slide-up {
  animation: slideUp 0.5s ease-in-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

button:focus,
input:focus {
  outline: 3px solid var(--secondary-color);
  outline-offset: 2px;
}


@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}