@import url('https://fonts.googleapis.com/css2?family=Rajdhani:wght@600;700&family=Space+Mono:wght@700&display=swap');

:root {
  --alert-accent: #00d4ff;
}

* { box-sizing: border-box; }

.alert-card {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 82% 12%, color-mix(in srgb, var(--alert-accent) 24%, transparent), transparent 32%),
    radial-gradient(circle at 12% 88%, rgba(255,255,255,.06), transparent 36%),
    linear-gradient(135deg, #070b11 0%, #111a26 58%, #05070b 100%);
  border: 3px solid color-mix(in srgb, var(--alert-accent) 72%, #fff 10%);
  font-family: 'Rajdhani', sans-serif;
  box-shadow: inset 0 0 90px rgba(0,0,0,.72);
}

.alert-card__texture {
  position: absolute;
  inset: 0;
  opacity: .15;
  background: repeating-linear-gradient(-45deg, transparent 0 44px, color-mix(in srgb, var(--alert-accent) 20%, transparent) 44px 46px);
}

.alert-card__topline,
.alert-card__footer {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 26px 42px;
  font-family: 'Space Mono', monospace;
  font-size: 18px;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.alert-card__topline {
  border-bottom: 1px solid rgba(255,255,255,.14);
  color: var(--alert-accent);
}

.alert-card__body {
  position: relative;
  z-index: 1;
  height: calc(100% - 150px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 42px 58px 54px;
}

.alert-card__title {
  max-width: 1180px;
  font-size: clamp(74px, 8vw, 142px);
  line-height: .86;
  font-weight: 700;
  letter-spacing: .01em;
  text-transform: uppercase;
  color: #fff;
  text-shadow: 0 0 42px color-mix(in srgb, var(--alert-accent) 30%, transparent);
}

.alert-card__area {
  margin-top: 28px;
  max-width: 1180px;
  font-size: clamp(34px, 4.2vw, 66px);
  line-height: 1;
  font-weight: 700;
  color: var(--alert-accent);
  text-transform: uppercase;
}

.alert-card__metrics {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.alert-card__metrics div {
  padding: 12px 18px;
  border: 1px solid color-mix(in srgb, var(--alert-accent) 62%, transparent);
  border-radius: 10px;
  background: color-mix(in srgb, var(--alert-accent) 13%, transparent);
  font-size: 30px;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.alert-card__instruction {
  margin-top: 34px;
  padding: 18px 22px;
  border-left: 8px solid var(--alert-accent);
  background: rgba(0,0,0,.28);
  font-size: clamp(30px, 3.6vw, 54px);
  line-height: 1;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.alert-card__footer {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  border-top: 1px solid rgba(255,255,255,.14);
  color: rgba(255,255,255,.58);
  font-size: 14px;
}

.alert-card[data-family='tornado'] {
  animation: alertPulse 1.9s ease-in-out infinite;
}

@keyframes alertPulse {
  0%, 100% { box-shadow: inset 0 0 90px rgba(0,0,0,.72), 0 0 0 rgba(215,25,32,0); }
  50% { box-shadow: inset 0 0 90px rgba(0,0,0,.72), 0 0 42px color-mix(in srgb, var(--alert-accent) 40%, transparent); }
}