:root {
  --bg: #0e1526;
  --bg2: #141d33;
  --panel: #1b2742;
  --panel2: #22314f;
  --gold: #f2c14e;
  --gold-dk: #d9a93b;
  --ink: #eaf0ff;
  --muted: #9fb0d4;
  --accent: #4ea8de;
  --ember: #e4572e;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--ink);
  background: radial-gradient(1200px 600px at 50% -10%, #1d2a49 0%, var(--bg) 60%);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.lang-switch {
  position: fixed;
  top: 12px;
  right: 12px;
  z-index: 10;
  display: flex;
  gap: 4px;
  background: rgba(20, 29, 51, 0.7);
  border: 1px solid #2e3c60;
  border-radius: 999px;
  padding: 3px;
  backdrop-filter: blur(6px);
}
.lang-switch button {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 999px;
  cursor: pointer;
  transition: 0.15s;
}
.lang-switch button.active {
  background: var(--gold);
  color: #20160a;
}

/* ---- hero ---- */
.hero {
  position: relative;
  text-align: center;
  padding: 72px 20px 48px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}
.skyline {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 160px;
  opacity: 0.55;
}
.clouds {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120px 40px at 20% 25%, rgba(255,255,255,0.06), transparent 70%),
    radial-gradient(160px 50px at 75% 18%, rgba(255,255,255,0.05), transparent 70%),
    radial-gradient(120px 40px at 55% 35%, rgba(255,255,255,0.04), transparent 70%);
  animation: drift 32s linear infinite alternate;
}
@keyframes drift { from { transform: translateX(-20px);} to { transform: translateX(20px);} }
.flags { animation: wave 2.4s ease-in-out infinite; transform-origin: 172px 2px; }
@keyframes wave { 0%,100%{transform:skewX(0deg);} 50%{transform:skewX(-8deg);} }

.crown {
  position: relative;
  z-index: 1;
  width: 128px;
  height: auto;
  filter: drop-shadow(0 6px 14px rgba(0,0,0,0.5));
  animation: bob 4s ease-in-out infinite;
}
@keyframes bob { 0%,100%{transform:translateY(0);} 50%{transform:translateY(-8px);} }

h1 {
  position: relative;
  z-index: 1;
  margin: 12px 0 6px;
  font-size: clamp(2.6rem, 11vw, 4.2rem);
  letter-spacing: 1px;
  background: linear-gradient(180deg, #fff 0%, var(--gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 2px 0 rgba(0,0,0,0.15);
}
.tagline {
  position: relative;
  z-index: 1;
  margin: 0 auto 26px;
  max-width: 28ch;
  color: var(--muted);
  font-size: clamp(1rem, 4.4vw, 1.25rem);
}

.cta {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 800;
  font-size: 1.1rem;
  color: #20160a;
  background: linear-gradient(180deg, #ffd977, var(--gold) 55%, var(--gold-dk));
  padding: 15px 28px;
  border-radius: 14px;
  box-shadow: 0 8px 0 #a9802a, 0 14px 24px rgba(0,0,0,0.4);
  transition: transform 0.08s ease, box-shadow 0.08s ease;
}
.cta:active { transform: translateY(6px); box-shadow: 0 2px 0 #a9802a, 0 6px 12px rgba(0,0,0,0.4); }
.cta svg { color: #20160a; }
.subnote {
  position: relative;
  z-index: 1;
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.85rem;
}

/* ---- features ---- */
main { max-width: 960px; margin: 0 auto; padding: 8px 18px 40px; }
.features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  margin: 24px 0 36px;
}
@media (min-width: 620px) { .features { grid-template-columns: 1fr 1fr; } }
.card {
  background: linear-gradient(180deg, var(--panel), var(--panel2));
  border: 1px solid #2c3a5e;
  border-radius: 16px;
  padding: 20px;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--gold-dk); }
.card .ico { font-size: 2rem; line-height: 1; }
.card h3 { margin: 10px 0 6px; font-size: 1.15rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* ---- install ---- */
.install {
  background: var(--bg2);
  border: 1px solid #2c3a5e;
  border-radius: 16px;
  padding: 22px 24px;
}
.install h2 { margin-top: 0; }
.install ol { margin: 0; padding-left: 1.2rem; }
.install li { margin: 10px 0; color: var(--ink); }
.install code {
  background: #0c1326;
  border: 1px solid #2c3a5e;
  border-radius: 6px;
  padding: 1px 6px;
  font-size: 0.9em;
}
.fairplay {
  margin: 18px 0 0;
  padding-top: 14px;
  border-top: 1px dashed #2c3a5e;
  color: var(--accent);
  font-size: 0.9rem;
}

footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
  padding: 28px 16px 40px;
}

@media (prefers-reduced-motion: reduce) {
  .crown, .clouds, .flags { animation: none; }
}