@font-face {
  font-family: 'DM Sans';
  src: url('../assets/fonts/DM_Sans/DMSans-VariableFont_opsz,wght.ttf') format('truetype');
  font-weight: 100 1000;
  font-stretch: 75% 125%;
  font-display: swap;
}

@font-face {
  font-family: 'DM Sans';
  src: url('../assets/fonts/DM_Sans/DMSans-Italic-VariableFont_opsz,wght.ttf') format('truetype');
  font-weight: 100 1000;
  font-style: italic;
  font-stretch: 75% 125%;
  font-display: swap;
}

@font-face {
  font-family: 'Bricolage Grotesque';
  src: url('../assets/fonts/Bricolage_Grotesque/BricolageGrotesque-VariableFont_opsz,wdth,wght.ttf') format('truetype');
  font-weight: 100 1000;
  font-stretch: 75% 125%;
  font-display: swap;
}

:root {
  --neutral-900: hsl(243, 96%, 9%);
  --neutral-800: hsl(243, 27%, 20%);
  --neutral-700: hsl(243, 23%, 24%);
  --neutral-600: hsl(243, 23%, 30%);
  --neutral-300: hsl(240, 6%, 70%);
  --neutral-200: hsl(250, 6%, 84%);
  --neutral-0: hsl(0, 0%, 100%);
  --orange-500: hsl(28, 100%, 52%);
  --blue-500: hsl(233, 67%, 56%);
  --blue-700: hsl(248, 70%, 36%);
  --font-body: 'DM Sans', sans-serif;
  --font-heading: 'Bricolage Grotesque', sans-serif;
}

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

html {
  font-size: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--neutral-0);
  background: var(--neutral-900);
  min-height: 100vh;
  line-height: 1.5;
}

img {
  display: block;
  max-width: 100%;
}

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  background: none;
  color: inherit;
  font-size: inherit;
}

input {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: none;
  outline: none;
}

a {
  color: inherit;
  text-decoration: none;
}

.app {
  max-width: 1440px;
  margin: 0 auto;
  padding: 1.5rem;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

@media (min-width: 768px) {
  .app { padding: 2rem; gap: 2.5rem; }
}

@media (min-width: 1024px) {
  .app { padding: 2.5rem; gap: 3rem; }
}

.attribution {
  text-align: center;
  font-size: 0.875rem;
  color: var(--neutral-300);
  padding: 1.5rem 0;
  margin-top: auto;
}

.attribution a {
  color: var(--blue-500);
  text-decoration: underline;
}

.units-dropdown {
  position: relative;
  align-self: flex-end;
  z-index: 100;
}

.units-dropdown__trigger {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  background: var(--neutral-800);
  border: 1px solid var(--neutral-600);
  border-radius: 9999px;
  font-weight: 500;
  font-size: 0.875rem;
  color: var(--neutral-0);
  transition: background 0.2s, border-color 0.2s;
}

.units-dropdown__trigger:hover {
  background: var(--neutral-700);
}

.units-dropdown__trigger:focus-visible {
  outline: 2px solid var(--orange-500);
  outline-offset: 2px;
}

.units-dropdown__arrow {
  width: 14px;
  height: 14px;
  transition: transform 0.2s;
}

.units-dropdown.is-open .units-dropdown__arrow {
  transform: rotate(180deg);
}

.units-dropdown__menu {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  min-width: 160px;
  background: var(--neutral-800);
  border: 1px solid var(--neutral-600);
  border-radius: 0.75rem;
  padding: 0.25rem;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
}

.units-dropdown.is-open .units-dropdown__menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.units-dropdown__option {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: 100%;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--neutral-300);
  transition: background 0.15s, color 0.15s;
}

.units-dropdown__option:hover {
  background: var(--neutral-700);
  color: var(--neutral-0);
}

.units-dropdown__option.is-active {
  color: var(--neutral-0);
}

.units-dropdown__check {
  width: 14px;
  height: 14px;
  opacity: 0;
  transition: opacity 0.15s;
}

.units-dropdown__option.is-active .units-dropdown__check {
  opacity: 1;
}

.search {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
}

.search__logo {
  width: 56px;
  height: 56px;
}

.search__heading {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.75rem;
  line-height: 1.2;
}

@media (min-width: 768px) {
  .search__heading { font-size: 2.25rem; }
}

.search__form {
  width: 100%;
  max-width: 480px;
  position: relative;
}

.search__input-wrapper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.5rem 0.5rem 1.25rem;
  background: var(--neutral-800);
  border: 1px solid var(--neutral-600);
  border-radius: 9999px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.search__input-wrapper:focus-within {
  border-color: var(--blue-500);
  box-shadow: 0 0 0 3px hsla(233, 67%, 56%, 0.2);
}

.search__input-icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  opacity: 0.5;
}

.search__input {
  flex: 1;
  padding: 0.5rem 0;
  color: var(--neutral-0);
  min-width: 0;
}

.search__input::placeholder {
  color: var(--neutral-300);
}

.search__submit {
  padding: 0.5rem 1.5rem;
  background: var(--orange-500);
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.875rem;
  white-space: nowrap;
  transition: opacity 0.2s;
}

.search__submit:hover {
  opacity: 0.85;
}

.search__submit:focus-visible {
  outline: 2px solid var(--neutral-0);
  outline-offset: 2px;
}

.search__suggestions {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  background: var(--neutral-800);
  border: 1px solid var(--neutral-600);
  border-radius: 0.75rem;
  max-height: 240px;
  overflow-y: auto;
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  text-align: left;
  z-index: 50;
}

.search__suggestions:not([hidden]) {
  display: block;
}

.search__suggestion {
  display: block;
  width: 100%;
  padding: 0.75rem 1rem;
  font-size: 0.9375rem;
  text-align: left;
  color: var(--neutral-200);
  transition: background 0.15s;
}

.search__suggestion:hover,
.search__suggestion.is-highlighted {
  background: var(--neutral-700);
  color: var(--neutral-0);
}

.search__suggestion + .search__suggestion {
  border-top: 1px solid var(--neutral-700);
}

.weather {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.weather__data {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .weather__data { gap: 2rem; }
}

.weather-today {
  position: relative;
  border-radius: 1.25rem;
  overflow: hidden;
  background: linear-gradient(135deg, var(--blue-700) 0%, var(--neutral-800) 100%);
}

.weather-today__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.weather-today__bg-desktop {
  display: none;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.weather-today__bg-mobile {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (min-width: 768px) {
  .weather-today__bg-desktop { display: block; }
  .weather-today__bg-mobile { display: none; }
}

.weather-today__content {
  position: relative;
  z-index: 1;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .weather-today__content { padding: 2.5rem; }
}

@media (min-width: 1024px) {
  .weather-today__content { padding: 3rem; }
}

.weather-today__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
}

.weather-today__city {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

@media (min-width: 768px) {
  .weather-today__city { font-size: 2rem; }
}

.weather-today__country {
  font-size: 0.9375rem;
  color: var(--neutral-200);
  margin-top: 0.125rem;
}

.weather-today__datetime {
  text-align: right;
  flex-shrink: 0;
}

.weather-today__date {
  font-size: 0.875rem;
  color: var(--neutral-200);
}

.weather-today__time {
  font-size: 0.8125rem;
  color: var(--neutral-300);
  margin-top: 0.125rem;
}

.weather-today__main {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.weather-today__temp-section {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.weather-today__icon {
  width: 80px;
  height: 80px;
}

@media (min-width: 768px) {
  .weather-today__icon { width: 100px; height: 100px; }
}

.weather-today__temp {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 4.5rem;
  line-height: 1;
  letter-spacing: -0.03em;
}

@media (min-width: 768px) {
  .weather-today__temp { font-size: 5.5rem; }
}

.weather-today__desc {
  font-size: 1.125rem;
  color: var(--neutral-200);
  text-transform: capitalize;
}

.weather-today__metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-top: 0.5rem;
}

@media (min-width: 640px) {
  .weather-today__metrics {
    grid-template-columns: repeat(4, 1fr);
  }
}

.metric-card {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 1.25rem;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 0.75rem;
  backdrop-filter: blur(8px);
}

.metric-card__label {
  font-size: 0.6875rem;
  color: var(--neutral-200);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
}

.metric-card__value {
  font-weight: 600;
  font-size: 1.25rem;
}

@media (min-width: 1024px) {
  .metric-card { padding: 1.25rem 1.5rem; }
  .metric-card__value { font-size: 1.375rem; }
}

.forecast-section {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.forecast-section__heading {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.01em;
}

.forecast-section__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.forecast-daily {
  border-radius: 1rem;
  overflow: hidden;
  border: 1px solid var(--neutral-700);
}

.forecast-daily__item {
  display: grid;
  grid-template-columns: 100px 1fr 90px;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1.25rem;
  background: var(--neutral-800);
  transition: background 0.2s;
  border-bottom: 1px solid var(--neutral-700);
}

.forecast-daily__item:last-child {
  border-bottom: none;
}

.forecast-daily__item:hover {
  background: var(--neutral-700);
}

@media (min-width: 640px) {
  .forecast-daily__item {
    grid-template-columns: 130px 1fr 120px;
    padding: 1rem 1.5rem;
  }
}

.forecast-daily__day {
  font-weight: 500;
  font-size: 0.9375rem;
}

.forecast-daily__day.is-today {
  color: var(--orange-500);
  font-weight: 600;
}

.forecast-daily__weather {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.forecast-daily__weather-icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.forecast-daily__weather-desc {
  font-size: 0.875rem;
  color: var(--neutral-200);
}

.forecast-daily__temps {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  justify-content: flex-end;
}

.forecast-daily__temp-high {
  font-weight: 600;
  font-size: 0.9375rem;
}

.forecast-daily__temp-low {
  font-size: 0.875rem;
  color: var(--neutral-300);
}

.forecast-section__days {
  display: flex;
  gap: 0.375rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--neutral-700) transparent;
  padding-bottom: 0.25rem;
}

.forecast-section__days::-webkit-scrollbar {
  height: 3px;
}

.forecast-section__days::-webkit-scrollbar-thumb {
  background: var(--neutral-700);
  border-radius: 2px;
}

.forecast-day-tab {
  flex-shrink: 0;
  padding: 0.5rem 1rem;
  background: var(--neutral-800);
  border-radius: 9999px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--neutral-300);
  border: 1px solid var(--neutral-700);
  white-space: nowrap;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.forecast-day-tab:hover {
  background: var(--neutral-700);
  color: var(--neutral-0);
}

.forecast-day-tab.is-active {
  background: var(--blue-500);
  color: var(--neutral-0);
  border-color: var(--blue-500);
}

.forecast-day-tab:focus-visible {
  outline: 2px solid var(--orange-500);
  outline-offset: 2px;
}

.forecast-hourly {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--neutral-700) transparent;
  padding-bottom: 0.25rem;
}

.forecast-hourly::-webkit-scrollbar {
  height: 3px;
}

.forecast-hourly::-webkit-scrollbar-thumb {
  background: var(--neutral-700);
  border-radius: 2px;
}

.forecast-hourly__item {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.625rem;
  padding: 1rem 0.75rem;
  background: var(--neutral-800);
  border-radius: 0.75rem;
  min-width: 72px;
  border: 1px solid var(--neutral-700);
  transition: background 0.2s, border-color 0.2s;
}

.forecast-hourly__item:hover {
  background: var(--neutral-700);
}

.forecast-hourly__item.is-now {
  background: hsla(248, 70%, 36%, 0.5);
  border-color: var(--blue-500);
}

.forecast-hourly__time {
  font-size: 0.75rem;
  color: var(--neutral-200);
  font-weight: 500;
}

.forecast-hourly__icon {
  width: 32px;
  height: 32px;
}

.forecast-hourly__temp {
  font-weight: 600;
  font-size: 1rem;
}

.forecast-hourly__precip {
  font-size: 0.6875rem;
  color: var(--blue-500);
  font-weight: 500;
}

@media (min-width: 768px) {
  .forecast-daily__item {
    grid-template-columns: 130px 1fr 130px;
  }
  .forecast-hourly__item {
    min-width: 84px;
    padding: 1rem;
  }
}

@media (min-width: 1024px) {
  .forecast-daily__item {
    grid-template-columns: 150px 1fr 150px;
    padding: 1rem 1.5rem;
  }
  .forecast-hourly__item {
    min-width: 92px;
    padding: 1.125rem;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}