/* ==================== CSS Variables ==================== */
:root {
  --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --success-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --warm-gradient: linear-gradient(135deg, #fa709a 0%, #fee140 100%);

  --glass-bg: rgba(255, 255, 255, 0.1);
  --glass-border: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.37);

  --text-primary: #ffffff;
  --text-secondary: rgba(255, 255, 255, 0.8);
  --text-tertiary: rgba(255, 255, 255, 0.6);

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;

  --border-radius-sm: 8px;
  --border-radius-md: 12px;
  --border-radius-lg: 20px;
  --border-radius-xl: 24px;

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ==================== Reset & Base Styles ==================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, sans-serif;
  background: linear-gradient(135deg, #1e3c72 0%, #2a5298 50%, #7e22ce 100%);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

.background-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
      circle at 20% 50%,
      rgba(120, 119, 198, 0.3) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 80%,
      rgba(138, 43, 226, 0.3) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 20%,
      rgba(59, 130, 246, 0.3) 0%,
      transparent 50%
    );
  pointer-events: none;
  z-index: 0;
  animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.8;
  }
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-lg);
  position: relative;
  z-index: 1;
}

/* ==================== Glass Card Effect ==================== */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--border-radius-xl);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  transition: transform var(--transition-normal),
    box-shadow var(--transition-normal);
}

.glass-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.45);
}

/* ==================== Header ==================== */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  animation: fadeInDown 0.6s ease;
}

.logo svg {
  filter: drop-shadow(0 4px 8px rgba(255, 215, 0, 0.3));
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.logo h1 {
  font-size: 1.75rem;
  font-weight: 700;
  background: linear-gradient(135deg, #fff 0%, #f0f0f0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.search-container {
  display: flex;
  gap: var(--spacing-xs);
  animation: fadeInDown 0.6s ease 0.2s backwards;
}

#searchInput {
  padding: 0.875rem 1.25rem;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  color: var(--text-primary);
  font-size: 0.95rem;
  width: 300px;
  transition: all var(--transition-normal);
  outline: none;
}

#searchInput::placeholder {
  color: var(--text-tertiary);
}

#searchInput:focus {
  border-color: rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.search-btn,
.location-btn {
  padding: 0.875rem 1.25rem;
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.search-btn:hover,
.location-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.search-btn:active,
.location-btn:active {
  transform: translateY(0);
}

/* ==================== Current Weather ==================== */
.current-weather {
  padding: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
  animation: fadeInUp 0.6s ease 0.3s backwards;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.loading-spinner {
  text-align: center;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid rgba(255, 255, 255, 0.2);
  border-top-color: var(--text-primary);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto var(--spacing-md);
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.current-weather-content {
  width: 100%;
}

.current-main {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--spacing-lg);
  align-items: center;
  margin-bottom: var(--spacing-xl);
}

.location-info h2 {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.location-info p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.current-temp {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.temp-display {
  font-size: 5rem;
  font-weight: 300;
  line-height: 1;
  display: flex;
  align-items: flex-start;
}

.temp-unit {
  font-size: 2.5rem;
  margin-left: 0.25rem;
  opacity: 0.8;
}

.weather-icon-large img {
  width: 120px;
  height: 120px;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.3));
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

.weather-description {
  text-align: right;
}

.weather-description p:first-child {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: var(--spacing-xs);
  text-transform: capitalize;
}

.feels-like {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* ==================== Bento Grid Layout ==================== */
.bento-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-md);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--glass-border);
}

.card-wide {
  grid-column: span 2;
}

@media (max-width: 768px) {
  .card-wide {
    grid-column: span 1;
  }
}

.detail-card {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-md);
  border: 1px solid transparent;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  min-height: 180px;
}

.detail-card:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--glass-border);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
}

.card-title {
  color: var(--text-tertiary);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

.card-icon {
  color: var(--text-secondary);
  opacity: 0.7;
}

.card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  /* justify-content: space-between; */
}

.card-content.flex-center {
  justify-content: center;
  align-items: center;
}

.card-content.column {
  flex-direction: column;
}

/* ==================== Widget Specifics ==================== */

/* Typography */
.value-large {
  font-size: 2.5rem;
  font-weight: 600;
  line-height: 1;
}

.unit {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-left: 4px;
}

.card-subtext {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-top: var(--spacing-xs);
}

/* Gauges (UV & AQI) */
.gauge-container {
  position: relative;
  width: 120px;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gauge-value {
  position: absolute;
  text-align: center;
  display: flex;
  flex-direction: column;
}

.gauge-value span:first-child {
  font-size: 2rem;
  font-weight: 700;
}

.gauge-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Wind Compass */
.wind-compass-container {
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-sm);
}

.compass-circle {
  width: 100px;
  height: 100px;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.02);
}

.compass-marker {
  position: absolute;
  font-size: 0.7rem;
  color: var(--text-tertiary);
  font-weight: 600;
}

.compass-marker.n {
  top: 4px;
}
.compass-marker.e {
  right: 6px;
}
.compass-marker.s {
  bottom: 4px;
}
.compass-marker.w {
  left: 6px;
}

.compass-arrow {
  transition: transform 1s cubic-bezier(0.4, 0, 0.2, 1);
  color: var(--text-primary);
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.3));
}

.wind-data {
  text-align: center;
}

.wind-main {
  display: flex;
  align-items: baseline;
  justify-content: center;
}

.wind-gusts {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-top: 4px;
}

.wind-dir-text {
  font-weight: 600;
  margin-top: 4px;
  color: var(--text-secondary);
}

/* Sun Graph */
.sun-graph-container {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.sun-times {
  width: 100%;
  display: flex;
  justify-content: space-between;
  margin-top: var(--spacing-xs);
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding: 0 var(--spacing-sm);
}

.sun-times .label {
  display: block;
  font-size: 0.7rem;
  color: var(--text-tertiary);
  margin-bottom: 2px;
}

/* AQI Details */
.aqi-details {
  margin-top: var(--spacing-sm);
  display: flex;
  gap: var(--spacing-md);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Moon Icon */
.moon-icon-container svg {
  width: 64px;
  height: 64px;
  filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.3));
}

/* ==================== Forecast Section ==================== */
.forecast-section {
  margin-bottom: var(--spacing-lg);
}

.section-title {
  font-size: 1.75rem;
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  animation: fadeInUp 0.6s ease 0.4s backwards;
}

.forecast-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--spacing-md);
}

.forecast-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--glass-border);
  padding: var(--spacing-md);
  text-align: center;
  transition: all var(--transition-normal);
  cursor: pointer;
  animation: fadeInUp 0.6s ease backwards;
}

.forecast-card:nth-child(1) {
  animation-delay: 0.5s;
}
.forecast-card:nth-child(2) {
  animation-delay: 0.55s;
}
.forecast-card:nth-child(3) {
  animation-delay: 0.6s;
}
.forecast-card:nth-child(4) {
  animation-delay: 0.65s;
}
.forecast-card:nth-child(5) {
  animation-delay: 0.7s;
}
.forecast-card:nth-child(6) {
  animation-delay: 0.75s;
}
.forecast-card:nth-child(7) {
  animation-delay: 0.8s;
}

.forecast-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
  background: rgba(255, 255, 255, 0.15);
}

.forecast-day {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.forecast-date {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  margin-bottom: var(--spacing-sm);
}

.forecast-icon img {
  width: 64px;
  height: 64px;
  margin: var(--spacing-sm) 0;
}

.forecast-temp {
  display: flex;
  justify-content: center;
  gap: var(--spacing-sm);
  margin: var(--spacing-sm) 0;
  font-size: 1.1rem;
}

.temp-high {
  font-weight: 600;
}

.temp-low {
  color: var(--text-secondary);
}

.forecast-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-transform: capitalize;
  margin-bottom: var(--spacing-xs);
}

.forecast-details {
  display: flex;
  justify-content: space-around;
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--glass-border);
  font-size: 0.85rem;
}

.forecast-detail {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.forecast-detail-label {
  color: var(--text-tertiary);
  font-size: 0.75rem;
}

/* ==================== Hourly Section ==================== */
.hourly-section {
  padding: var(--spacing-xl);
  animation: fadeInUp 0.6s ease 0.85s backwards;
}

.hourly-controls {
  display: flex;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-lg);
  overflow-x: auto;
  padding-bottom: var(--spacing-xs);
}

.hourly-controls::-webkit-scrollbar {
  height: 4px;
}

.hourly-controls::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 2px;
}

.hourly-controls::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 2px;
}

.day-selector {
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-md);
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition-normal);
  font-weight: 500;
  white-space: nowrap;
}

.day-selector:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

.day-selector.active {
  background: linear-gradient(
    135deg,
    rgba(102, 126, 234, 0.6) 0%,
    rgba(118, 75, 162, 0.6) 100%
  );
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.hourly-scroll-container {
  overflow-x: auto;
  padding-bottom: var(--spacing-sm);
}

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

.hourly-scroll-container::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 3px;
}

.hourly-scroll-container::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.3);
  border-radius: 3px;
}

.hourly-forecast {
  display: flex;
  gap: var(--spacing-md);
  min-width: min-content;
}

.hourly-item {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--border-radius-md);
  padding: var(--spacing-md);
  min-width: 120px;
  text-align: center;
  transition: all var(--transition-normal);
  border: 1px solid transparent;
}

.hourly-item:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
  border-color: var(--glass-border);
}

.hourly-time {
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  font-size: 0.95rem;
}

.hourly-icon img {
  width: 48px;
  height: 48px;
  margin: var(--spacing-xs) 0;
}

.hourly-temp {
  font-size: 1.25rem;
  font-weight: 600;
  margin: var(--spacing-xs) 0;
}

.hourly-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: capitalize;
  margin-bottom: var(--spacing-xs);
}

.hourly-details {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  margin-top: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--glass-border);
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

/* ==================== Error Message ==================== */
.error-message {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(239, 68, 68, 0.95);
  backdrop-filter: blur(10px);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  z-index: 1000;
  animation: shake 0.5s ease;
  max-width: 90%;
}

@keyframes shake {
  0%,
  100% {
    transform: translate(-50%, -50%) translateX(0);
  }
  25% {
    transform: translate(-50%, -50%) translateX(-10px);
  }
  75% {
    transform: translate(-50%, -50%) translateX(10px);
  }
}

.error-message p {
  font-size: 1.1rem;
  font-weight: 500;
}

/* ==================== Animations ==================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==================== Responsive Design ==================== */
@media (max-width: 1024px) {
  .current-main {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .weather-description {
    text-align: center;
  }

  .forecast-cards {
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  }
}

@media (max-width: 768px) {
  .container {
    padding: var(--spacing-md);
  }

  .header {
    flex-direction: column;
    align-items: stretch;
  }

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

  #searchInput {
    width: 100%;
  }

  .logo h1 {
    font-size: 1.5rem;
  }

  .temp-display {
    font-size: 4rem;
  }

  .location-info h2 {
    font-size: 2rem;
  }

  .current-details {
    grid-template-columns: 1fr;
  }

  .forecast-cards {
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  }

  .hourly-section {
    padding: var(--spacing-md);
  }
}

@media (max-width: 480px) {
  .temp-display {
    font-size: 3rem;
  }

  .temp-unit {
    font-size: 1.5rem;
  }

  .weather-icon-large img {
    width: 80px;
    height: 80px;
  }

  .section-title {
    font-size: 1.5rem;
  }
}