/* droneteleo site. Tokens follow the radiokeys brand ("Sunny day", S1). */

@font-face { font-family: "Oxanium"; src: url("fonts/Oxanium.woff2") format("woff2"); font-weight: 800; font-display: swap; }
@font-face { font-family: "Nunito Sans"; src: url("fonts/NunitoSans.woff2") format("woff2"); font-weight: 200 1000; font-display: swap; }
@font-face { font-family: "JetBrains Mono"; src: url("fonts/JetBrainsMono.woff2") format("woff2"); font-weight: 100 800; font-display: swap; }

:root {
  color-scheme: light;
  --sky-top: #3f9fff;
  --sky-mid: #8fccff;
  --sky-bottom: #e2f3ff;
  --surface: #ffffff;
  --surface-border: #cddcee;
  --surface-shadow: 0 18px 44px rgba(10, 60, 140, 0.20);
  --ink: #0b2545;
  --ink-body: #2c4468;
  --ink-muted: #52688c;
  --accent: #1e90ff;
  --accent-text: #1260b8;
  --sky-sub: #1565c0;
  --sun: #ffe066;
  --sun-deep: #ffcc1f;
  --sun-flat: #ffd23f;
  --sun-glow: 0 6px 18px rgba(230, 180, 0, 0.40);
  --chip-bg: #fff3bf;
  --selected-bg: #eef6ff;
  --track: #e3edf9;
  --live: #1ec46b;
  --display: "Oxanium", system-ui, sans-serif;
  --body: "Nunito Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, var(--sky-top) 0%, var(--sky-mid) 55%, var(--sky-bottom) 100%) fixed;
  background-color: var(--sky-bottom);
  color: var(--ink-body);
  font: 500 17px/1.45 var(--body);
}
a { color: var(--accent-text); text-underline-offset: 2px; }
a:hover { color: var(--ink); }
img, svg { max-width: 100%; }

.wrap { max-width: 920px; margin: 0 auto; padding: 0 16px; }

/* Header */
.site-header { padding: 22px 0 8px; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.brand { font: 800 24px/1 var(--display); color: var(--ink); text-decoration: none; letter-spacing: 0.2px; }
.brand span { color: #fff; text-shadow: 0 1px 0 rgba(11, 37, 69, 0.25); }
.nav { display: flex; gap: 18px; font: 700 15px/1 var(--body); }
.nav a { color: var(--ink); text-decoration: none; }
.nav a:hover, .nav a[aria-current="page"] { text-decoration: underline; }

/* Panels, with the corner-bracket signature */
.panel {
  position: relative;
  background: var(--surface);
  border-radius: 18px;
  box-shadow: var(--surface-shadow);
  padding: 44px 44px 40px;
  margin: 24px 0;
}
.panel::before, .panel::after, .panel > .brackets::before, .panel > .brackets::after {
  content: ""; position: absolute; width: 28px; height: 28px; border-color: var(--ink); border-style: solid; pointer-events: none;
}
.panel::before { top: 16px; left: 16px; border-width: 3px 0 0 3px; border-top-left-radius: 3px; }
.panel::after { top: 16px; right: 16px; border-width: 3px 3px 0 0; border-top-right-radius: 3px; }
.panel > .brackets::before { bottom: 16px; left: 16px; border-width: 0 0 3px 3px; border-bottom-left-radius: 3px; }
.panel > .brackets::after { bottom: 16px; right: 16px; border-width: 0 3px 3px 0; border-bottom-right-radius: 3px; }
.panel.plain::before, .panel.plain::after, .panel.plain > .brackets::before, .panel.plain > .brackets::after { display: none; }

h1, h2, h3 { font-family: var(--display); font-weight: 800; color: var(--ink); line-height: 1.1; margin: 0 0 12px; }
h1 { font-size: 44px; letter-spacing: -0.3px; }
h2 { font-size: 30px; margin-top: 8px; }
h3 { font-size: 20px; }
p { margin: 0 0 14px; }
.lede { font-size: 20px; color: var(--ink-body); max-width: 40em; }
.sub { font: 700 17px/1.3 var(--body); color: var(--sky-sub); margin-bottom: 10px; }
.label { font: 700 12px/1 var(--mono); text-transform: uppercase; letter-spacing: 1px; color: var(--accent-text); margin-bottom: 10px; display: block; }
.muted { color: var(--ink-muted); }
.small { font-size: 15px; }

.wordmark { color: var(--ink); }
.wordmark b { color: var(--accent); font-weight: 800; }

.pill { display: inline-block; vertical-align: middle; background: var(--sun-flat); color: var(--ink); font: 700 11px/1 var(--mono); letter-spacing: 1px; padding: 5px 9px; border-radius: 999px; text-transform: uppercase; }
.pill.soon { background: var(--track); }
.chip { display: inline-block; background: var(--chip-bg); color: var(--ink); font: 500 14px/1.2 var(--mono); padding: 7px 12px; border-radius: 8px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 50px; padding: 0 22px; border-radius: 12px; text-decoration: none;
  font: 800 18px/1 var(--display); letter-spacing: 0.8px; text-transform: uppercase;
  color: var(--ink); background: linear-gradient(180deg, var(--sun), var(--sun-deep)); box-shadow: var(--sun-glow); border: 0;
}
.btn:hover { color: var(--ink); filter: brightness(1.03); }
.btn.secondary { background: #fff; border: 1px solid var(--surface-border); box-shadow: none; font: 700 16px/1 var(--body); text-transform: none; letter-spacing: 0; }
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; margin: 18px 0 8px; }

/* Grids and cards */
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card { border: 1px solid var(--surface-border); border-radius: 12px; padding: 20px; background: #fff; }
.card.selected { border: 2px solid var(--accent); background: var(--selected-bg); }
.card h3 { margin-bottom: 6px; }
.card p:last-child { margin-bottom: 0; }

.product { display: grid; grid-template-columns: 1fr auto; gap: 20px; align-items: center; }
.product + .product { border-top: 1px solid var(--track); margin-top: 24px; padding-top: 24px; }

/* Download table */
.downloads { width: 100%; border-collapse: collapse; margin: 12px 0 6px; font-size: 16px; }
.downloads th, .downloads td { text-align: left; padding: 12px 10px; border-bottom: 1px solid var(--track); vertical-align: top; }
.downloads th { font: 700 12px/1 var(--mono); text-transform: uppercase; letter-spacing: 1px; color: var(--ink-muted); }
.hash { font: 500 12px/1.4 var(--mono); color: var(--ink-muted); word-break: break-all; }

ol.steps { padding-left: 22px; }
ol.steps li { margin-bottom: 6px; }
ul.ticks { list-style: none; padding: 0; margin: 0 0 14px; }
ul.ticks li { position: relative; padding-left: 26px; margin-bottom: 8px; }
ul.ticks li::before { content: ""; position: absolute; left: 2px; top: 7px; width: 12px; height: 7px; border: solid var(--accent); border-width: 0 0 3px 3px; transform: rotate(-45deg); }

.update { border-left: 4px solid var(--accent); padding: 4px 0 4px 14px; margin: 14px 0; }
.update time { font: 700 12px/1 var(--mono); text-transform: uppercase; letter-spacing: 1px; color: var(--accent-text); display: block; margin-bottom: 6px; }

/* Horizon illustration */
.horizon { width: 176px; height: 168px; border-radius: 12px; overflow: hidden; flex: none; }

/* Footer */
.site-footer { padding: 28px 0 44px; font-size: 15px; color: var(--ink-body); }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 14px; }
.site-footer a { color: var(--ink); }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 16px; }

@media (max-width: 640px) {
  body { font-size: 16px; }
  .panel { padding: 40px 22px 34px; border-radius: 16px; }
  .panel::before, .panel::after, .panel > .brackets::before, .panel > .brackets::after { width: 20px; height: 20px; }
  .panel::before { top: 12px; left: 12px; } .panel::after { top: 12px; right: 12px; }
  .panel > .brackets::before { bottom: 12px; left: 12px; } .panel > .brackets::after { bottom: 12px; right: 12px; }
  h1 { font-size: 34px; }
  h2 { font-size: 25px; }
  .lede { font-size: 18px; }
  .product { grid-template-columns: 1fr; }
  .product .horizon { display: none; }
  .downloads thead { display: none; }
  .downloads tr { display: block; border-bottom: 1px solid var(--track); padding: 10px 0; }
  .downloads td { display: block; border: 0; padding: 4px 0; }
  .btn { width: 100%; }
}

.license { white-space: pre-wrap; font: 500 14px/1.55 var(--mono); color: var(--ink-body); margin: 0; }

/* /obby: copyable command blocks and the video thumbnail */
pre.cmd { margin: 6px 0 14px; padding: 12px 14px; overflow-x: auto; white-space: pre; background: var(--track); border: 1px solid var(--surface-border); border-radius: 10px; font: 500 13px/1.5 var(--mono); color: var(--ink); }
div.video { margin: 18px 0 6px; aspect-ratio: 16 / 9; border-radius: 14px; overflow: hidden; box-shadow: var(--surface-shadow); background: var(--ink); }
div.video iframe { display: block; width: 100%; height: 100%; border: 0; }

.panel .btn-row + h3 { margin-top: 26px; }