/* Funzone — minimal, responsive, easy to extend */

:root {
  --bg: #0b1220;
  --surface: #111a2e;
  --card: #0f1a33;
  --text: #e8eefc;
  --muted: #b8c3e0;
  --border: rgba(232, 238, 252, 0.14);
  --brand: #7aa7ff;
  --brand-2: #89f0d2;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --radius: 18px;
  --max: 1080px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background:
    radial-gradient(1200px 700px at 20% -10%, rgba(122, 167, 255, 0.22), transparent 55%),
    radial-gradient(900px 600px at 90% 0%, rgba(137, 240, 210, 0.18), transparent 50%),
    linear-gradient(180deg, var(--bg), #070b14 70%);
  line-height: 1.55;
}

a { color: inherit; text-decoration: none; }
a:hover { text-decoration: underline; }
p { margin: 0 0 1rem; color: var(--muted); }
h1, h2, h3 { margin: 0 0 0.75rem; letter-spacing: -0.02em; }
h1 { font-size: clamp(2rem, 4vw, 3rem); line-height: 1.1; }
h2 { font-size: clamp(1.3rem, 2.2vw, 1.8rem); }
h3 { font-size: 1.05rem; }
small { color: var(--muted); }

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 18px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
}
.skip-link:focus { left: 10px; z-index: 999; }

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(10px);
  background: rgba(7, 11, 20, 0.55);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 160px;
}
.logo {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(122,167,255,0.9), rgba(137,240,210,0.8));
  box-shadow: 0 10px 25px rgba(122,167,255,0.16);
}
.brand strong { font-weight: 700; letter-spacing: -0.01em; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-links a {
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--muted);
  border: 1px solid transparent;
}
.nav-links a[aria-current="page"] {
  color: var(--text);
  border-color: var(--border);
  background: rgba(17, 26, 46, 0.35);
}
.nav-links a:hover {
  color: var(--text);
  border-color: rgba(232, 238, 252, 0.22);
  text-decoration: none;
}

.menu-btn {
  display: none;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(17, 26, 46, 0.35);
  color: var(--text);
}

.hero {
  padding: 54px 0 26px;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 22px;
  align-items: stretch;
}
.hero-card {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(17, 26, 46, 0.55), rgba(17, 26, 46, 0.25));
  box-shadow: var(--shadow);
  padding: 28px;
}
.kicker {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  background: rgba(17, 26, 46, 0.35);
  margin-bottom: 14px;
  font-size: 0.92rem;
}
.kicker .dot {
  width: 8px; height: 8px; border-radius: 999px;
  background: var(--brand);
  box-shadow: 0 0 0 6px rgba(122,167,255,0.14);
}

.cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(17, 26, 46, 0.35);
  color: var(--text);
  font-weight: 600;
}
.btn.primary {
  background: linear-gradient(135deg, rgba(122,167,255,0.95), rgba(137,240,210,0.65));
  border-color: rgba(255,255,255,0.16);
  color: #061023;
}
.btn:hover { text-decoration: none; border-color: rgba(232, 238, 252, 0.28); }

.panel {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(17, 26, 46, 0.30);
  padding: 18px;
}
.panel h3 { margin-bottom: 10px; }
.list {
  margin: 0; padding: 0 0 0 18px;
  color: var(--muted);
}
.list li { margin: 8px 0; }

.section {
  padding: 26px 0;
}
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.card {
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(17, 26, 46, 0.26);
  padding: 16px;
}
.card p { margin-bottom: 0; }

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.step {
  border-radius: 16px;
  border: 1px solid var(--border);
  background: rgba(17, 26, 46, 0.26);
  padding: 16px;
}
.step .num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: 12px;
  background: rgba(122, 167, 255, 0.18);
  border: 1px solid rgba(122, 167, 255, 0.30);
  color: var(--text);
  font-weight: 700;
  margin-bottom: 10px;
}

.disclaimer {
  border-radius: 16px;
  border: 1px dashed rgba(232, 238, 252, 0.26);
  background: rgba(17, 26, 46, 0.18);
  padding: 16px;
}
.disclaimer p { margin: 0; font-size: 0.95rem; }

.content {
  padding: 36px 0 26px;
}
.content .paper {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: rgba(17, 26, 46, 0.28);
  padding: 22px;
  box-shadow: var(--shadow);
}
.content h1 { margin-bottom: 16px; }
.content h2 { margin-top: 18px; }

.footer {
  border-top: 1px solid var(--border);
  margin-top: 34px;
  padding: 18px 0 34px;
  color: var(--muted);
}
.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.footer-links {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.footer a { color: var(--muted); }
.footer a:hover { color: var(--text); text-decoration: none; }

@media (max-width: 920px) {
  .hero-grid { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .menu-btn { display: inline-flex; }
  .nav-links {
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    padding: 10px 0 2px;
  }
  .nav-links a { width: 100%; }
  .nav[data-open="true"] .nav-links { display: flex; }
}