:root {
  color-scheme: dark;
  --ink: #f7fbff;
  --muted: #9caec3;
  --faint: #69819b;
  --surface: rgba(14, 36, 56, 0.7);
  --surface-strong: #102c45;
  --line: rgba(205, 233, 255, 0.13);
  --accent: #82ddff;
  --accent-strong: #4dc4fb;
  --good: #92e8ba;
  --warning: #ffcd7a;
  --shadow: 0 24px 70px rgba(0, 4, 13, 0.34);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { min-width: 320px; background: #071522; }

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 4%, rgba(65, 165, 217, 0.18), transparent 31rem),
    radial-gradient(circle at 91% 28%, rgba(87, 84, 183, 0.16), transparent 29rem),
    linear-gradient(140deg, #071522 0%, #0a1d30 46%, #10233a 100%);
}

button, a { -webkit-tap-highlight-color: transparent; }

button { font: inherit; }

a { color: inherit; }

.ambient {
  position: fixed;
  z-index: -1;
  width: 32rem;
  height: 32rem;
  border-radius: 999px;
  opacity: 0.15;
  filter: blur(44px);
  pointer-events: none;
}

.ambient-one { top: 26rem; left: -17rem; background: #149dca; }
.ambient-two { top: -20rem; right: -14rem; background: #8b5fc9; }

.app-shell {
  width: min(1240px, calc(100% - 40px));
  margin: 0 auto;
  padding: 30px 0 42px;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: #eaf7ff;
  font-size: 1.05rem;
  font-weight: 550;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand b { color: var(--accent); font-weight: 760; }

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: #dff8ff;
  border: 1px solid rgba(183, 237, 255, 0.23);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(66, 181, 231, 0.38), rgba(45, 61, 161, 0.47));
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.16), 0 8px 24px rgba(0, 9, 26, 0.25);
}

.brand-mark svg { width: 28px; height: 28px; }

.header-actions { display: flex; align-items: center; gap: 9px; }

.icon-button {
  display: grid;
  height: 42px;
  min-width: 42px;
  place-items: center;
  color: #d9effc;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(16, 42, 64, 0.55);
  cursor: pointer;
  transition: transform 170ms ease, border-color 170ms ease, background 170ms ease;
}

.icon-button:hover {
  border-color: rgba(143, 223, 255, 0.57);
  background: rgba(26, 65, 94, 0.8);
  transform: translateY(-1px);
}

.icon-button:focus-visible, .unit-choice:focus-visible, .brand:focus-visible, .site-footer a:focus-visible {
  outline: 3px solid rgba(130, 221, 255, 0.76);
  outline-offset: 3px;
}

.icon-button svg { width: 20px; height: 20px; }
.icon-button.is-loading svg { animation: spin 850ms linear infinite; }
.icon-button:disabled { cursor: wait; opacity: 0.68; }

h1, h2, h3, p { margin-top: 0; }

.unit-switch {
  display: flex;
  align-items: center;
  height: 42px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: rgba(16, 42, 64, 0.55);
}

.unit-choice {
  height: 32px;
  min-width: 36px;
  padding: 0 7px;
  color: #8eabc0;
  border: 0;
  border-radius: 9px;
  background: transparent;
  cursor: pointer;
  font-size: 0.72rem;
  font-weight: 790;
  letter-spacing: -0.025em;
  transition: color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.unit-choice:nth-child(2) { min-width: 41px; }

.unit-choice:hover { color: #e7f8ff; }

.unit-choice.is-active {
  color: #eaffff;
  background: rgba(87, 190, 237, 0.24);
  box-shadow: inset 0 1px 0 rgba(229, 253, 255, 0.17), 0 2px 7px rgba(0, 10, 23, 0.16);
}

.weather-toolbar { display: flex; justify-content: flex-end; margin: 16px 0 13px; }

.sync-status {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 7px 10px;
  color: #adc8db;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(7, 23, 37, 0.36);
  font-size: 0.72rem;
  line-height: 1.32;
}

.status-dot { width: 8px; height: 8px; flex: 0 0 auto; border-radius: 100%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.sync-status[data-state="error"] .status-dot { background: var(--warning); box-shadow: 0 0 12px var(--warning); }
.sync-status[data-state="offline"] .status-dot { background: var(--faint); box-shadow: none; }

.weather-section { padding: 1px 0 20px; }

.city-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 17px;
}

.city-card {
  position: relative;
  min-height: 462px;
  overflow: hidden;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: linear-gradient(150deg, rgba(22, 54, 78, 0.87), rgba(10, 31, 50, 0.86));
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.055);
}

.city-card::before {
  position: absolute;
  top: -86px;
  right: -61px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(88, 203, 255, 0.14);
  content: "";
  filter: blur(2px);
}

.city-card[data-tone="rain"]::before { background: rgba(72, 129, 255, 0.18); }
.city-card[data-tone="storm"]::before { background: rgba(180, 126, 255, 0.2); }
.city-card[data-tone="snow"]::before { background: rgba(204, 239, 255, 0.19); }
.city-card[data-tone="fog"]::before { background: rgba(172, 183, 194, 0.14); }

.city-card > * { position: relative; }

.city-head, .current-row, .forecast-head, .city-meta, .hourly-item, .forecast-day { display: flex; }

.city-head { align-items: start; justify-content: space-between; gap: 15px; }

.city-label {
  margin: 0 0 4px;
  color: var(--ink);
  font-size: 1.53rem;
  font-weight: 730;
  letter-spacing: -0.05em;
}

.city-location { margin: 0; color: var(--muted); font-size: 0.82rem; }

.city-time {
  padding: 6px 8px;
  color: #b9eaff;
  border: 1px solid rgba(145, 218, 255, 0.16);
  border-radius: 9px;
  background: rgba(7, 26, 43, 0.26);
  font-size: 0.73rem;
  font-weight: 670;
  white-space: nowrap;
}

.current-row { align-items: center; gap: 18px; padding: 24px 0 20px; }

.weather-icon {
  display: grid;
  width: 77px;
  height: 77px;
  flex: 0 0 77px;
  place-items: center;
  color: #fff0a5;
  border: 1px solid rgba(255,255,255,0.11);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.07);
  font-size: 2.67rem;
  line-height: 1;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.1);
}

.weather-icon[data-tone="rain"], .weather-icon[data-tone="storm"] { color: #a9d9ff; }
.weather-icon[data-tone="snow"], .weather-icon[data-tone="fog"] { color: #e5f3ff; }

.temperature {
  display: flex;
  align-items: stretch;
  width: max-content;
  margin: 0;
  overflow: hidden;
  color: #fff;
  border-radius: 14px;
  font-variant-numeric: tabular-nums;
}

.temperature-unit {
  display: grid;
  min-width: 109px;
  padding: 7px 12px 8px;
  border: 1px solid rgba(143, 223, 255, 0.22);
  border-radius: 14px;
  background: rgba(3, 20, 34, 0.24);
}

.temperature-unit b {
  color: #fff;
  font-size: clamp(3.1rem, 5vw, 4.15rem);
  font-weight: 720;
  letter-spacing: -0.095em;
  line-height: 0.8;
}

.temperature-unit small {
  margin-top: 7px;
  color: #a6d8ec;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.09em;
}

.temperature.is-dual {
  border: 1px solid rgba(143, 223, 255, 0.22);
  background: rgba(3, 20, 34, 0.24);
}

.temperature.is-dual .temperature-unit {
  min-width: 78px;
  padding: 7px 10px 8px;
  border: 0;
  border-radius: 0;
  background: transparent;
}

.temperature.is-dual .temperature-unit + .temperature-unit {
  border-left: 1px solid rgba(143, 223, 255, 0.19);
  background: rgba(104, 201, 242, 0.08);
}

.temperature.is-dual .temperature-unit b {
  font-size: clamp(2.55rem, 4.2vw, 3.35rem);
}

.temperature.is-dual .temperature-unit small { margin-top: 6px; }

.unit-note {
  color: #7198ad;
  font-size: 0.78em;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.condition { margin: 9px 0 0; color: #c3d4df; font-size: 0.91rem; }

.city-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 16px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.metric-label { display: block; margin-bottom: 5px; color: var(--faint); font-size: 0.69rem; font-weight: 710; letter-spacing: 0.07em; text-transform: uppercase; }
.metric-value { color: #eaf7ff; font-size: 0.89rem; font-weight: 680; }

.hourly-wrap { padding: 18px 0 15px; }

.minor-title { margin: 0 0 11px; color: #84abc0; font-size: 0.71rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; }

.hourly { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 5px; }

.hourly-item {
  flex-direction: column;
  align-items: center;
  gap: 5px;
  min-width: 0;
  color: #9fbdcd;
  font-size: 0.73rem;
}

.hourly-icon { color: #c1ebff; font-size: 1.15rem; line-height: 1; }
.hourly-temp { color: #e7f5ff; font-weight: 710; }

.forecast { padding-top: 1px; }
.forecast-head { align-items: center; justify-content: space-between; margin-bottom: 10px; }
.forecast-head .minor-title { margin: 0; }
.forecast-range-note { color: var(--faint); font-size: 0.7rem; }

.forecast-list { display: grid; gap: 1px; }

.forecast-day {
  align-items: center;
  min-height: 29px;
  gap: 8px;
  color: #b9d0dc;
  font-size: 0.76rem;
}

.forecast-name { width: 49px; text-transform: capitalize; }
.forecast-icon { width: 19px; color: #c6edff; font-size: 0.95rem; text-align: center; }
.forecast-rain { min-width: 41px; color: #9bc9e1; }
.forecast-range { margin-left: auto; color: #edf8ff; font-weight: 650; white-space: nowrap; }
.forecast-range span { color: #7b9bae; font-weight: 550; }

.city-card.is-stale { border-color: rgba(255, 201, 119, 0.35); }
.city-card.is-stale::after { position: absolute; right: 18px; bottom: 17px; color: #d3a55e; content: "Dato guardado"; font-size: 0.67rem; font-weight: 720; letter-spacing: 0.05em; text-transform: uppercase; }

.skeleton-card { min-height: 462px; overflow: hidden; border-radius: 24px; border: 1px solid var(--line); background: rgba(18, 46, 69, 0.45); }
.skeleton-card::after { display: block; width: 45%; height: 100%; background: linear-gradient(90deg, transparent, rgba(223, 245, 255, 0.08), transparent); content: ""; transform: translateX(-140%); animation: sweep 1.6s infinite; }

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-top: 41px;
  padding-top: 19px;
  color: #7890a6;
  border-top: 1px solid var(--line);
  font-size: 0.74rem;
  line-height: 1.45;
}

.site-footer p { margin: 0; }
.site-footer a { color: #a9dcef; text-underline-offset: 3px; }
.noscript { position: fixed; right: 18px; bottom: 18px; padding: 12px 14px; color: #092136; border-radius: 10px; background: #d6efff; font-size: 0.86rem; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes sweep { 100% { transform: translateX(350%); } }

@media (max-width: 760px) {
  .app-shell { width: min(100% - 28px, 620px); padding-top: 18px; }
  .weather-toolbar { margin-top: 13px; }
  .city-grid { grid-template-columns: 1fr; }
  .site-footer { display: block; }
  .site-footer p + p { margin-top: 6px; }
}

@media (max-width: 420px) {
  .city-card { padding: 20px; border-radius: 21px; }
  .brand { gap: 8px; font-size: 0.98rem; }
  .brand-mark { width: 39px; height: 39px; border-radius: 13px; }
  .header-actions { gap: 7px; }
  .unit-choice { min-width: 33px; padding: 0 5px; }
  .unit-choice:nth-child(2) { min-width: 38px; }
  .current-row { gap: 14px; }
  .weather-icon { width: 68px; height: 68px; flex-basis: 68px; border-radius: 20px; font-size: 2.35rem; }
  .temperature-unit { min-width: 98px; padding: 7px 10px 8px; }
  .temperature.is-dual .temperature-unit { min-width: 72px; padding: 7px 8px 8px; }
  .temperature.is-dual .temperature-unit b { font-size: 2.45rem; }
  .city-meta { gap: 7px; }
  .metric-value { font-size: 0.8rem; }
}

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