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

img,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

[hidden] {
  display: none !important;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  line-height: 1.5;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  color: var(--text);
  font-family: var(--font);
  background: var(--bg-0);
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(
      120vmax 80vmax at 20% -10%,
      rgba(111, 178, 255, 0.18),
      transparent 60%
    ),
    radial-gradient(
      120vmax 90vmax at 110% 110%,
      rgba(158, 123, 255, 0.14),
      transparent 55%
    ),
    linear-gradient(160deg, var(--bg-0), var(--bg-1) 55%, var(--bg-2));
}

main {
  min-height: 100%;
  display: grid;
  place-items: center;
  padding: var(--outer-pad);
  padding-left: calc(var(--outer-pad) + env(safe-area-inset-left));
  padding-right: calc(var(--outer-pad) + env(safe-area-inset-right));
}

.weather-info {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.05),
    rgba(255, 255, 255, 0.04)
  );
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow);
  padding: clamp(1rem, 3.5vw, 2rem);
  transition: opacity 0.4s ease, transform 0.28s ease;
}

/* SEARCH */

.weather-info__search-view {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.weather-info__search__label {
  font-size: var(--fs-xl);
  text-align: center;
}

.searchbar {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.6rem;
}

#searchInput {
  height: var(--h-btn);
  padding: 0 1rem;
  border: var(--b-inp) solid var(--border);
  border-radius: 999px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.09),
    rgba(255, 255, 255, 0.06)
  );
  color: var(--text);
  transition: border-color 0.2s, box-shadow 0.2s, background 0.2s,
    transform 0.06s;
}

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

#searchInput:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 0.15rem rgba(var(--accent-rgb), 0.25);
  background: rgba(255, 255, 255, 0.12);
}

#searchInput:active {
  transform: translateY(1px);
}

.btn {
  height: var(--h-btn);
  border-radius: 999px;
  border: var(--b-btn) solid transparent;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  color: #071427;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.06s, filter 0.2s, box-shadow 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0 1rem;
  box-shadow: 0 10px 28px rgba(77, 134, 255, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.btn:hover {
  filter: brightness(1.06);
}

.btn:active {
  transform: translateY(1px);
}

.btn[disabled] {
  opacity: 0.75;
  cursor: not-allowed;
}

.btn__spinner {
  width: 1em;
  height: 1em;
  border-radius: 50%;
  border: 0.15em solid rgba(255, 255, 255, 0.35);
  border-top-color: #071427;
  animation: spin 0.75s linear infinite;
}

@media (prefers-reduced-motion: reduce) {
  .btn__spinner {
    animation: none;
  }
}

.quick {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.25rem;
  padding: 0.45rem 0.95rem;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.12),
    rgba(255, 255, 255, 0.07)
  );
  color: var(--text);
  font-size: var(--fs-sm);
  cursor: pointer;
  transition: transform 0.08s, filter 0.15s;
}

.chip:hover {
  filter: brightness(1.06);
}

.chip:active {
  transform: translateY(1px);
}

.chip--primary {
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  color: #071427;
  border-color: transparent;
}

/* FORECAST */

.forecast {
  display: none;
  flex-direction: column;
}

.forecast > * + * {
  margin-top: clamp(16px, 3vw, 28px);
}

.toolbar {
  display: flex;
  justify-content: center;
}

.btn--ghost {
  width: clamp(10rem, 60%, 20rem);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.12),
    rgba(255, 255, 255, 0.08)
  );
  color: var(--text);
  border: 1px solid var(--border);
}

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

#weatherCity {
  margin: 0;
  font-size: var(--fs-xxl);
  letter-spacing: -0.01em;
  line-height: 1.05;
  color: rgba(231, 238, 252, 0.94);
}

/* CARDS / HERO */

.card {
  border: 1px solid var(--border);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.07),
    rgba(255, 255, 255, 0.05)
  );
  border-radius: var(--r);
  padding: clamp(0.95rem, 2.6vw, 1.35rem);
}

.card h3 {
  margin: 0 0 0.75rem;
  font-size: var(--fs-lg);
  color: rgba(231, 238, 252, 0.92);
}

.grid--extras > .card:nth-child(1) h3 {
  color: rgba(var(--cyan-rgb), 0.95);
}

.grid--extras > .card:nth-child(2) h3 {
  color: rgba(var(--violet-rgb), 0.95);
}

.card--hero {
  display: grid;
  gap: clamp(14px, 2.4vw, 22px);
}

.hero {
  display: grid;
  gap: clamp(10px, 2vw, 18px);
  justify-items: center;
  align-items: center;
}

.hero__media {
  display: grid;
  place-items: center;
}

#weatherIcon {
  width: var(--icon-w, clamp(96px, 18vw, 144px));
  height: var(--icon-w, clamp(96px, 18vw, 144px));
  object-fit: contain;
}

.hero__main {
  display: grid;
  justify-items: center;
}

.kpi-label,
.temp-display,
#weatherCondition {
  width: max-content;
  margin-inline: auto;
}

.kpi-label {
  margin: 0 0 0.25rem;
  color: var(--muted);
}

.temp-display {
  display: flex;
  align-items: flex-end;
  gap: 0.35rem;
  line-height: 1;
  white-space: nowrap;
}

.temp-display__value {
  font-size: clamp(3.2rem, 12vw, 5.6rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(
    180deg,
    rgba(var(--accent-rgb), 1),
    rgba(var(--accent-rgb), 0.65)
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.temp-display__unit {
  font-size: clamp(3.2rem, 12vw, 5.6rem);
  font-weight: 400;
  letter-spacing: -0.01em;
  color: rgba(231, 238, 252, 0.92);
  transform: translateY(-0.18rem);
}

#weatherCondition {
  color: var(--muted);
  font-size: var(--fs-md);
  margin: 0;
}

/* HERO METRICS + COLORS */

.hero__metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.metric {
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.09),
    rgba(255, 255, 255, 0.06)
  );
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 0.9rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 84px;
}

.metric span {
  display: block;
  font-size: var(--fs-sm);
  color: var(--muted);
  line-height: 1;
}

.metric strong {
  font-size: var(--fs-lg);
  color: rgba(231, 238, 252, 0.96);
  line-height: 1.5;
}

.hero__metrics .metric:nth-child(1) span {
  color: rgba(var(--amber-rgb), 0.9);
}
.hero__metrics .metric:nth-child(2) span {
  color: rgba(var(--cyan-rgb), 0.9);
}
.hero__metrics .metric:nth-child(3) span {
  color: rgba(var(--magenta-rgb), 0.9);
}
.hero__metrics .metric:nth-child(4) span {
  color: rgba(var(--violet-rgb), 0.9);
}

/* EXTRAS */

.grid--extras {
  display: grid;
  gap: clamp(12px, 2.4vw, 24px);
}

.grid--extras > .card:nth-child(1) {
  background: radial-gradient(
      120% 120% at 15% 20%,
      rgba(var(--cyan-rgb), 0.16),
      transparent 55%
    ),
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.07),
      rgba(255, 255, 255, 0.05)
    );
}

.grid--extras > .card:nth-child(2) {
  background: radial-gradient(
      120% 120% at 85% 25%,
      rgba(var(--violet-rgb), 0.16),
      transparent 55%
    ),
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.07),
      rgba(255, 255, 255, 0.05)
    );
}

.list {
  margin: 0;
  padding: 0;
  list-style: none;
}

/* CHARTS */

.card--charts {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.card--charts > input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.tabs {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.tabs label {
  padding: 0.5rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.1),
    rgba(255, 255, 255, 0.06)
  );
  cursor: pointer;
  font-size: var(--fs-sm);
}

.tabs label:hover {
  filter: brightness(1.06);
}

#tab-temp:checked ~ .tabs label[for='tab-temp'],
#tab-uv:checked ~ .tabs label[for='tab-uv'] {
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  color: #071427;
  border-color: transparent;
}

.card--charts .chart {
  display: none !important;
  width: 100%;
  height: var(--canvas-h);
  border: 1px solid var(--border);
  border-radius: var(--r);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.08),
    rgba(255, 255, 255, 0.05)
  );
}

#tab-temp:checked ~ .charts .chart--temp {
  display: block !important;
}
#tab-uv:checked ~ .charts .chart--uv {
  display: block !important;
}

/* FOOTER + ERRORS */

.powered {
  font-size: 0.75rem;
  color: var(--muted);
}

.powered a {
  color: var(--accent);
}

.error-banner {
  display: none;
  margin-top: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: var(--r);
  border: 1px solid rgba(248, 113, 113, 0.35);
  background: rgba(248, 113, 113, 0.1);
  color: #fecaca;
  font-size: var(--fs-sm);
}

/* TRANSITIONS */

#mainContainer {
  will-change: opacity, transform;
}

#mainContainer[style*='opacity: 0'] {
  transform: translateY(0.25rem);
}

@media (prefers-reduced-motion: reduce) {
  .weather-info {
    transition: none;
  }
  #mainContainer {
    transform: none !important;
  }
}