*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
:root {
  --color-primary: #10b981;
  --color-primary-dark: #059669;
  --color-primary-light: #d1fae5;
  --color-secondary: #3b82f6;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  --color-error-light: #fee2e2;
  --color-success: #059669;
  --color-success-light: #d1fae5;
  --color-info: #2563eb;
  --color-info-light: #dbeafe;
  --color-text: #0f172a;
  --color-text-secondary: #64748b;
  --color-text-light: #94a3b8;
  --color-bg: #f1f5f9;
  --color-bg-card: #ffffff;
  --color-bg-header: #064e3b;
  --border-color: #e2e8f0;
  --border-radius: 10px;
  --border-radius-lg: 16px;
  --shadow-sm: 0 1px 2px 0 rgba(0,0,0,0.04);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.03);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.02);
  --font-family:
    system-ui,
    -apple-system,
    "Segoe UI",
    Roboto,
    "Helvetica Neue",
    Arial,
    sans-serif;
  --font-size-base: 16px;
  --line-height: 1.6;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}
@media (prefers-color-scheme: dark) {
  :root {
    --color-text: #f8fafc;
    --color-text-secondary: #94a3b8;
    --color-bg: #0f172a;
    --color-bg-card: #1e293b;
    --color-bg-header: #064e3b;
    --border-color: #334155;
    --color-primary-light: #064e3b;
    --color-error-light: #450a0a;
    --color-success-light: #064e3b;
    --color-info-light: #172554;
  }
}
html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  font-family: var(--font-family);
  line-height: var(--line-height);
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}
.hidden {
  display: none !important;
}
.card {
  background: var(--color-bg-card);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}
.card:hover {
  box-shadow: var(--shadow-lg);
}
.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--color-text);
}
.header {
  background:
    linear-gradient(
      135deg,
      var(--color-bg-header),
      var(--color-primary));
  color: white;
  padding: var(--spacing-xl) 0;
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
.header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(
      circle at 20% 50%,
      rgba(255, 255, 255, 0.08) 0%,
      transparent 50%),
    radial-gradient(
      circle at 80% 80%,
      rgba(255, 255, 255, 0.05) 0%,
      transparent 40%);
  pointer-events: none;
}
.logo {
  font-size: 2rem;
  font-weight: 800;
  margin-bottom: var(--spacing-xs);
  letter-spacing: -0.02em;
  position: relative;
  z-index: 1;
}
.subtitle {
  font-size: 1.1rem;
  opacity: 0.92;
  font-weight: 300;
  position: relative;
  z-index: 1;
}
.footer {
  background: var(--color-bg-card);
  border-top: 1px solid var(--border-color);
  padding: var(--spacing-lg) 0;
  text-align: center;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-top: auto;
}
.footer a {
  color: var(--color-secondary);
  text-decoration: none;
  font-weight: 500;
}
.footer a:hover {
  text-decoration: underline;
}
.footer-note {
  margin-top: var(--spacing-xs);
  font-size: 0.85rem;
  opacity: 0.8;
}
.search-form {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}
.form-group label {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}
.form-group input {
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  font-size: 1rem;
  background: var(--color-bg-card);
  color: var(--color-text);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast);
}
.form-group input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.12);
  transform: translateY(-1px);
}
.form-group input::placeholder {
  color: var(--color-text-light);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}
.form-divider {
  text-align: center;
  color: var(--color-text-light);
  font-size: 0.85rem;
  position: relative;
  padding: var(--spacing-sm) 0;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 500;
}
.form-divider::before,
.form-divider::after {
  content: "";
  position: absolute;
  top: 50%;
  width: 40%;
  height: 1px;
  background: var(--border-color);
}
.form-divider::before {
  left: 0;
}
.form-divider::after {
  right: 0;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 0.625rem var(--spacing-lg);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}
.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.btn-primary {
  background:
    linear-gradient(
      135deg,
      var(--color-primary),
      var(--color-primary-dark));
  color: white;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}
.btn-primary:hover:not(:disabled) {
  background:
    linear-gradient(
      135deg,
      var(--color-primary-dark),
      #047857);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
}
.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}
.btn-loader {
  animation: spin 1s linear infinite;
}
.message {
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  margin: var(--spacing-md) 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 600;
  backdrop-filter: blur(8px);
}
.message-loading {
  background: var(--color-info-light);
  color: var(--color-info);
  border: 1px solid rgba(37, 99, 235, 0.2);
}
.message-error {
  background: var(--color-error-light);
  color: var(--color-error);
  border: 1px solid rgba(239, 68, 68, 0.2);
}
.message-success {
  background: var(--color-success-light);
  color: var(--color-success);
  border: 1px solid rgba(5, 150, 105, 0.2);
}
.spinner {
  width: 1rem;
  height: 1rem;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
.best-day-card {
  background:
    linear-gradient(
      135deg,
      var(--color-primary-light),
      var(--color-bg-card));
  border: 2px solid var(--color-primary);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
.best-day-card::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background:
    radial-gradient(
      circle,
      rgba(16, 185, 129, 0.08) 0%,
      transparent 70%);
  pointer-events: none;
}
.best-day-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}
.best-day-date {
  font-size: 1.25rem;
  font-weight: 700;
}
.best-day-score {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.5rem;
  font-weight: 800;
}
.score-good {
  color: var(--color-success);
}
.score-medium {
  color: var(--color-warning);
}
.score-bad {
  color: var(--color-error);
}
.best-day-weather {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.1rem;
  margin: var(--spacing-md) 0;
}
.weather-emoji {
  font-size: 2.5rem;
  filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}
.best-day-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--spacing-sm);
  padding: var(--spacing-md) 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  margin: var(--spacing-md) 0;
}
.detail-item {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}
.detail-label {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}
.detail-value {
  font-weight: 700;
  font-size: 1.05rem;
}
.recommendations {
  background: var(--color-info-light);
  border-left: 4px solid var(--color-info);
  padding: var(--spacing-md);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
}
.recommendations-title {
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}
.recommendations-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.recommendations-list li {
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-lg);
  position: relative;
}
.recommendations-list li::before {
  content: "\2022";
  position: absolute;
  left: 0;
  color: var(--color-info);
  font-weight: bold;
}
.forecast-section {
  margin: var(--spacing-xl) 0;
}
.forecast-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-md);
  overflow: visible;
  padding-bottom: 40px;
}
.day-card {
  background: var(--color-bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  padding: var(--spacing-md);
  transition:
    transform var(--transition-fast),
    box-shadow var(--transition-fast),
    z-index 0s;
  position: relative;
  overflow: visible;
  z-index: 1;
}
.day-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(16, 185, 129, 0.3);
}
.day-card.best {
  border: 2px solid var(--color-primary);
  background: var(--color-primary-light);
}
.day-card.expanded {
  z-index: 20;
  border-radius: var(--border-radius) var(--border-radius) 0 0;
  box-shadow: var(--shadow-md);
}
.day-card-best-badge {
  text-align: center;
  font-weight: 700;
  color: var(--color-success);
  margin-bottom: var(--spacing-sm);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.day-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}
.day-card-date {
  font-weight: 600;
}
.day-card-score {
  font-size: 1.1rem;
  font-weight: 700;
}
.day-card-weather {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin: var(--spacing-sm) 0;
  font-size: 1rem;
}
.day-card-details {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}
.day-card-toggle {
  width: 100%;
  margin-top: var(--spacing-sm);
  padding: var(--spacing-xs) var(--spacing-sm);
  background: var(--color-info-light);
  border: 1px solid var(--color-info);
  border-radius: var(--border-radius);
  color: var(--color-info);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  transition: all var(--transition-fast);
}
.day-card-toggle:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.day-card-toggle[aria-expanded=true] .toggle-icon {
  transform: rotate(180deg);
}
.day-card-hourly {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  z-index: 15;
  background: var(--color-bg-card);
  border: 1px solid var(--border-color);
  border-top: 3px solid var(--color-primary);
  border-radius: 0 0 var(--border-radius) var(--border-radius);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.15);
  padding: var(--spacing-sm);
  margin-top: 0;
}
.hourly-scroll-mini {
  display: flex;
  gap: var(--spacing-xs);
  overflow-x: auto;
  padding: var(--spacing-xs) 2px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}
.hourly-scroll-mini::-webkit-scrollbar {
  height: 4px;
}
.hourly-scroll-mini::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 2px;
}
.hourly-item-mini {
  flex: 0 0 auto;
  width: 55px;
  padding: var(--spacing-xs);
  background: var(--color-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  text-align: center;
  scroll-snap-align: start;
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}
.hourly-item-mini:hover {
  transform: translateY(-2px);
  border-color: var(--color-primary);
}
.hourly-time-mini {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-bottom: 2px;
}
.hourly-emoji-mini {
  font-size: 1.1rem;
  display: block;
  margin: 2px 0;
}
.hourly-temp-mini {
  font-weight: 700;
  font-size: 0.95rem;
}
.hourly-precip-mini {
  font-size: 0.7rem;
  color: var(--color-info);
}
.hourly-section {
  margin: var(--spacing-xl) 0;
}
.hourly-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 700;
}
.hourly-scroll {
  display: flex;
  gap: var(--spacing-sm);
  overflow-x: auto;
  padding: var(--spacing-sm) 2px var(--spacing-md);
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--color-primary) transparent;
}
.hourly-scroll::-webkit-scrollbar {
  height: 6px;
}
.hourly-scroll::-webkit-scrollbar-track {
  background: transparent;
}
.hourly-scroll::-webkit-scrollbar-thumb {
  background: var(--color-primary);
  border-radius: 3px;
}
.hourly-item {
  flex: 0 0 auto;
  width: 70px;
  padding: var(--spacing-sm);
  background: var(--color-bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius);
  text-align: center;
  scroll-snap-align: start;
  transition:
    transform var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
}
.hourly-item:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}
.hourly-time {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
}
.hourly-day {
  font-size: 0.75rem;
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}
.hourly-temp {
  font-weight: 700;
  font-size: 1.1rem;
  margin: var(--spacing-xs) 0;
}
.hourly-precip {
  font-size: 0.8rem;
  color: var(--color-text-secondary);
}
.hourly-precip.rain {
  color: var(--color-info);
}
@media (max-width: 768px) {
  :root {
    --font-size-base: 15px;
  }
  .header {
    padding: var(--spacing-lg) 0;
  }
  .logo {
    font-size: 1.75rem;
  }
  .main {
    padding: var(--spacing-lg) 0;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .best-day-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .best-day-details {
    grid-template-columns: repeat(2, 1fr);
  }
  .forecast-grid {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }
  .best-day-details {
    grid-template-columns: 1fr;
  }
  .btn {
    width: 100%;
  }
  .hourly-item-mini {
    width: 48px;
    padding: 2px;
  }
  .hourly-emoji-mini {
    font-size: 1rem;
  }
  .hourly-temp-mini {
    font-size: 0.9rem;
  }
  .hourly-item {
    width: 60px;
    padding: var(--spacing-xs);
  }
  .hourly-emoji {
    font-size: 1.25rem;
  }
  .hourly-temp {
    font-size: 1rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html {
    scroll-behavior: auto;
  }
}
:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 2px;
}
@media (prefers-contrast: high) {
  :root {
    --border-color: #000;
    --color-text-secondary: #000;
  }
  .card,
  .day-card {
    border-width: 2px;
  }
}