/* Sky: flat, light-blue led, no webfonts, no trackers. */
:root {
  --sky: #e8f6fd;
  --sky-deep: #b9e3f7;
  --ink: #0e3a52;
  --ink-soft: #3f6478;
  --accent: #1593d0;
  --accent-ink: #ffffff;
  --sun: #ffd25e;
  --card: #ffffff;
  --line: #cfe8f4;
}
@media (prefers-color-scheme: dark) {
  :root {
    --sky: #0c2433;
    --sky-deep: #12364b;
    --ink: #e6f4fb;
    --ink-soft: #a9c9da;
    --accent: #5cc3f2;
    --accent-ink: #062030;
    --card: #10303f;
    --line: #1d4a61;
  }
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  background: var(--sky);
  color: var(--ink);
  font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans Arabic", sans-serif;
}
a {
  color: var(--accent);
}
.top,
main,
footer {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px;
}
.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 20px;
  color: var(--ink);
  text-decoration: none;
}
nav {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero {
  position: relative;
  text-align: center;
  padding: 56px 8px 40px;
}
.hero h1 {
  font-size: clamp(30px, 6vw, 48px);
  line-height: 1.2;
  margin: 0 0 12px;
}
.lede {
  font-size: 19px;
  color: var(--ink-soft);
  max-width: 640px;
  margin: 0 auto 8px;
}
.ar {
  color: var(--ink-soft);
}
.button {
  display: inline-block;
  margin-top: 16px;
  padding: 14px 28px;
  border-radius: 16px;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 4px 0 var(--sky-deep);
}
.button:active {
  transform: translateY(2px);
  box-shadow: 0 2px 0 var(--sky-deep);
}
.sky {
  position: absolute;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}
.cloud,
.sun {
  position: absolute;
  border-radius: 999px;
}
.cloud {
  background: var(--card);
  opacity: 0.8;
  height: 36px;
}
.c1 {
  width: 140px;
  top: 24px;
  left: 6%;
}
.c2 {
  width: 96px;
  top: 92px;
  right: 8%;
}
.sun {
  width: 64px;
  height: 64px;
  top: 16px;
  right: 18%;
  background: var(--sun);
}
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  padding-bottom: 32px;
}
.cards article {
  background: var(--card);
  border: 2px solid var(--line);
  border-radius: 20px;
  padding: 20px;
}
.cards h2 {
  margin: 0 0 8px;
  font-size: 20px;
}
.cards p {
  margin: 0 0 8px;
  color: var(--ink-soft);
}
footer {
  border-top: 2px solid var(--line);
  padding-top: 20px;
  padding-bottom: 40px;
}
.slot {
  background: var(--card);
  border: 2px dashed var(--sun);
  border-radius: 16px;
  padding: 16px 20px;
}