* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

body {
  min-height: 100dvh;
  background: #0f1320;
  color: #e7eaf3;
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  padding: env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom)
    env(safe-area-inset-left);
}

/* lang switching */
span[lang] {
  display: none;
}
body[data-lang='en'] span[lang='en'],
body[data-lang='ru'] span[lang='ru'] {
  display: inline;
}

header {
  text-align: center;
  padding: 40px 20px 24px;
}

header h1 {
  font-size: 34px;
  font-weight: 900;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #4da3ff, #a78bfa, #f472b6);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.tagline {
  color: #8b93b8;
  margin-top: 8px;
  font-size: 15px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
  padding: 16px 20px 32px;
}

@media (min-width: 560px) {
  .grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 860px) {
  .grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  position: relative;
  background: #171c30;
  border: 1px solid #2a3358;
  border-radius: 20px;
  padding: 22px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}

.card-icon {
  width: 88px;
  height: 88px;
  border-radius: 20px;
}

.card-icon.ph {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 44px;
  background: #1c2340;
  border: 1px solid #2a3358;
}

.card h2 {
  font-size: 20px;
}

.card p {
  color: #8b93b8;
  font-size: 14px;
  line-height: 1.45;
  min-height: 40px;
}

.btn {
  background: #232a49;
  border: 1px solid #33406e;
  color: #e7eaf3;
  border-radius: 12px;
  padding: 12px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: block;
  width: 100%;
}

.btn.primary {
  background: linear-gradient(135deg, #4da3ff, #7c5cff);
  border: none;
}

.badge {
  display: none;
  position: absolute;
  top: 14px;
  right: 14px;
  background: #232a49;
  border: 1px solid #33406e;
  color: #8b93b8;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 4px 10px;
  border-radius: 999px;
}

.card[data-ready='0'] .play {
  pointer-events: none;
  opacity: 0.35;
}

.card[data-ready='0'] .badge {
  display: block;
}

.card[data-ready='0'] .card-icon,
.card[data-ready='0'] h2,
.card[data-ready='0'] p {
  opacity: 0.55;
}

footer {
  text-align: center;
  color: #5a6285;
  font-size: 13px;
  padding: 8px 20px 28px;
}