:root {
  --sky-bottom: #87c9f0;
  --sky-top: #297ac7;
  --ink: #10233a;
  --ink-muted: #2f4964;
  --interaction-muted: #787878;
  --blur-surface: rgba(240, 240, 240, 0.6);
  --blur-control: rgba(240, 240, 240, 0.36);
  --blur-selected: rgba(240, 240, 240, 0.84);
  --surface-blur: 30px;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  font-feature-settings:
    "liga" 1,
    "calt" 1;
  color-scheme: light;
}

@supports (font-variation-settings: normal) {
  :root {
    font-family: InterVariable, Inter, ui-sans-serif, system-ui, sans-serif;
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  background-color: var(--sky-bottom);
  background-image: linear-gradient(var(--sky-top), var(--sky-bottom));
}

body {
  position: relative;
  isolation: isolate;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
}

button,
input,
select {
  font: inherit;
}

.form-action-button {
  padding: 0.5rem 0.75rem;
  border: 0;
  border-radius: 4px;
  background: var(--blur-surface);
  -webkit-backdrop-filter: blur(var(--surface-blur));
  backdrop-filter: blur(var(--surface-blur));
  box-shadow: none;
  color: var(--ink);
  cursor: pointer;
  font-weight: 700;
  transition: color 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.form-action-button:active:not(:disabled) {
  color: var(--interaction-muted);
}

.form-action-button:focus-visible {
  outline: 1px solid var(--ink);
  outline-offset: -2px;
}

.form-action-button:disabled {
  opacity: 0.56;
  cursor: not-allowed;
}

#procedural-sky {
  position: fixed;
  inset: 0;
  z-index: -1;
  display: block;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  pointer-events: none;
}

.sky-edge-sample {
  display: none;
}

.page-shell {
  position: relative;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  width: min(960px, 100%);
  height: 100vh;
  height: 100dvh;
  margin: 0 auto;
  padding: 1rem 1.5rem;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  color: white;
  font-weight: 750;
  letter-spacing: -0.02em;
  text-decoration: none;
  transition: color 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.site-brand:active {
  color: var(--interaction-muted);
}

.site-brand:focus-visible {
  outline: 1px solid currentcolor;
  outline-offset: -2px;
}

.site-navigation {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.site-navigation form {
  margin: 0;
}

.sky-controls {
  position: relative;
}

.sky-controls-toggle {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  margin: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 1.35rem;
  line-height: 1;
  transition: opacity 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.sky-controls-toggle[aria-expanded="true"] {
  opacity: 0.72;
}

.sky-controls-toggle:active {
  opacity: 0.72;
}

.sky-controls-toggle:focus-visible,
.sky-reset-button:focus-visible {
  outline: 1px solid currentcolor;
  outline-offset: -2px;
}

.sky-controls-panel {
  position: absolute;
  top: calc(100% + 0.75rem);
  right: 0;
  z-index: 3;
  width: min(23rem, calc(100vw - 2rem));
  max-height: min(32rem, calc(100vh - 8rem));
  overflow: auto;
  border: 0;
  border-radius: 4px;
  background: var(--blur-surface);
  -webkit-backdrop-filter: blur(var(--surface-blur));
  backdrop-filter: blur(var(--surface-blur));
  box-shadow: none;
  color: var(--ink);
}

.sky-controls-panel[hidden],
.sky-renderer-unavailable[hidden] {
  display: none;
}

.sky-controls-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 1rem 1rem 0.35rem;
}

.sky-controls-heading h2 {
  margin: 0;
  font-size: 1rem;
}

.sky-reset-button {
  display: grid;
  place-items: center;
  width: 2rem;
  height: 2rem;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  transition: opacity 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.sky-reset-button:active {
  opacity: 0.7;
}

.sky-renderer-unavailable {
  margin: 0.4rem 1rem 0;
  padding: 0.65rem 0.75rem;
  border: 0;
  border-radius: 4px;
  background: var(--blur-control);
  color: var(--ink);
  font-size: 0.78rem;
  line-height: 1.4;
}

.sky-control-body {
  display: grid;
  gap: 1rem;
  padding: 0.6rem 1rem 1rem;
}

.sky-control > span,
.sky-cloud-style legend {
  font-size: 0.82rem;
  font-weight: 650;
}

.sky-cloud-style {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.45rem;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.sky-cloud-style legend {
  grid-column: 1 / -1;
  margin-bottom: 0.4rem;
}

.sky-cloud-style label {
  position: relative;
  display: block;
  padding: 0;
  border: 0;
  border-radius: 4px;
  background: var(--blur-control);
  overflow: hidden;
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
  transition: color 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.sky-cloud-style input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.sky-cloud-style span {
  display: block;
  padding: 0.5rem 0.35rem;
  border-radius: 2px;
  text-align: center;
}

.sky-cloud-style input:checked + span {
  background: var(--blur-selected);
  box-shadow: none;
  color: var(--ink);
}

.sky-cloud-style input:focus-visible + span {
  outline: 1px solid var(--ink);
  outline-offset: -2px;
}

.sky-control {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.4rem 0.75rem;
  align-items: center;
}

.sky-control output {
  min-width: 3.8rem;
  color: var(--ink-muted);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.sky-control input[type="range"] {
  appearance: none;
  grid-column: 1 / -1;
  width: 100%;
  height: 0.65rem;
  margin: 0;
  border: 0;
  border-radius: 4px;
  background: linear-gradient(
    to right,
    rgba(16, 35, 58, 0.78) 0 var(--range-progress),
    rgba(255, 255, 255, 0.34) var(--range-progress) 100%
  );
  cursor: pointer;
}

.sky-control input[type="range"]::-webkit-slider-runnable-track {
  height: 100%;
  background: transparent;
}

.sky-control input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 1.25rem;
  height: 1.25rem;
  margin-top: -0.42rem;
  border: 0;
  border-radius: 999px;
  background: rgb(240, 240, 240);
  box-shadow: none;
}

.sky-control input[type="range"]::-moz-range-track,
.sky-control input[type="range"]::-moz-range-progress {
  height: 100%;
  background: transparent;
}

.sky-control input[type="range"]::-moz-range-thumb {
  width: 1.25rem;
  height: 1.25rem;
  border: 0;
  border-radius: 999px;
  background: rgb(240, 240, 240);
  box-shadow: none;
}

.sky-control input[type="range"]:focus-visible {
  outline: 1px solid var(--ink);
  outline-offset: -2px;
}

[data-webgl-control][disabled],
[data-webgl-control] :disabled {
  cursor: not-allowed;
}

.renderer-monitor {
  display: flex;
  align-items: baseline;
  justify-content: flex-start;
  gap: 0.45rem;
  padding-top: 0.9rem;
  border-top: 1px solid rgba(16, 35, 58, 0.16);
  color: var(--ink-muted);
  font-size: 0.74rem;
  font-variant-numeric: tabular-nums;
}

.page-content {
  position: relative;
  text-align: center;
}

.page-content :where(
  h1,
  h2,
  h3,
  h4,
  h5,
  h6,
  p,
  a,
  li,
  dt,
  dd,
  label,
  legend
) {
  color: white;
  text-shadow: none;
}

.page-content a {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
  transition: color 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.page-content a:active {
  color: var(--interaction-muted);
}

.page-content a:focus-visible {
  outline: 1px solid currentcolor;
  outline-offset: -2px;
}

.home-hero {
  display: grid;
  justify-items: center;
  height: 100%;
  min-height: 0;
  align-content: center;
  padding: 1rem;
}

.home-hero h1 {
  max-width: 10ch;
  margin: 0.2rem 0 1rem;
  color: white;
  font-size: clamp(3.5rem, 10vw, 7.5rem);
  line-height: 0.88;
  letter-spacing: -0.035em;
  text-shadow: none;
}

.home-hero-copy {
  max-width: 34rem;
  margin: 0 0 1.5rem;
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  line-height: 1.55;
}

.home-hero form {
  margin: 0;
}

.home-hero-action {
  color: var(--ink);
  text-decoration: none;
}

.home-signed-in {
  margin: 1rem 0 0;
  font-size: 0.8rem;
}

.lookout-detail {
  width: min(46rem, 100%);
  margin: auto;
  padding: clamp(2rem, 6vw, 5rem);
  border: 1px solid rgb(255 255 255 / 35%);
  border-radius: 1.5rem;
  background: rgb(13 44 73 / 72%);
  box-shadow: 0 1.5rem 4rem rgb(4 24 43 / 24%);
  backdrop-filter: blur(1.25rem);
}

.lookout-eyebrow,
.lookout-location {
  margin: 0;
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.lookout-detail h1 {
  max-width: 12ch;
  margin: 0.45rem 0 0.75rem;
  font-size: clamp(2.75rem, 8vw, 5.5rem);
  line-height: 0.92;
  letter-spacing: -0.035em;
}

.lookout-summary {
  max-width: 38rem;
  margin: 2rem 0;
  font-size: 1.1rem;
  line-height: 1.55;
}

.lookout-conditions {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: 1px;
  overflow: hidden;
  margin: 0 0 2rem;
  border: 1px solid rgb(255 255 255 / 25%);
  border-radius: 0.9rem;
  background: rgb(255 255 255 / 25%);
}

.lookout-conditions div {
  padding: 1rem;
  background: rgb(13 44 73 / 88%);
}

.lookout-conditions dt {
  margin-bottom: 0.35rem;
  color: rgb(255 255 255 / 70%);
  font-size: 0.75rem;
  text-transform: uppercase;
}

.lookout-conditions dd {
  margin: 0;
  font-weight: 650;
}

.lookout-calendar-note {
  margin: 0 0 1rem;
  line-height: 1.5;
}

.lookout-calendar-action {
  display: inline-flex;
  color: var(--ink);
  text-decoration: none;
}

@media (max-width: 700px) {
  .sky-edge-sample {
    position: fixed;
    right: 0;
    left: 0;
    z-index: 0;
    display: block;
    height: 2rem;
    pointer-events: none;
  }

  .sky-edge-sample-bottom {
    bottom: 0;
    background-color: var(--sky-bottom);
  }

  .page-shell {
    padding:
      calc(1rem + env(safe-area-inset-top, 0px))
      max(0.75rem, env(safe-area-inset-right, 0px))
      calc(1rem + env(safe-area-inset-bottom, 0px))
      max(0.75rem, env(safe-area-inset-left, 0px));
  }

  .site-navigation {
    gap: 0.5rem;
  }

  .sky-controls-panel {
    position: fixed;
    top: calc(4.75rem + env(safe-area-inset-top, 0px));
    right: max(0.75rem, env(safe-area-inset-right, 0px));
    left: max(0.75rem, env(safe-area-inset-left, 0px));
    width: auto;
    max-height: calc(
      100dvh - 5.5rem - env(safe-area-inset-top, 0px) -
        env(safe-area-inset-bottom, 0px)
    );
    border-radius: 4px;
  }

  .home-hero {
    padding-right: 0;
    padding-left: 0;
  }
}

@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
  .form-action-button,
  .sky-controls-panel {
    background: rgba(240, 240, 240, 0.9);
  }
}

@media (hover: hover) and (pointer: fine) {
  .form-action-button:hover:not(:disabled),
  .site-brand:hover,
  .page-content a:hover,
  .sky-cloud-style label:hover {
    color: var(--interaction-muted);
  }

  .sky-controls-toggle:hover,
  .sky-reset-button:hover {
    opacity: 0.7;
  }
}