*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --brand: #4C5FFF;
  --brand-light: #7B8BFF;
  --bg: #0A0A0F;
  --surface: #13131A;
  --border: rgba(255,255,255,0.08);
  --text: #F0F0F5;
  --muted: #8888AA;
  --radius: 12px;
  font-size: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
}

/* ── Nav ── */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 32px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(12px);
  z-index: 100;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.nav-brand .logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, #4C5FFF, #7B5FDD);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.nav-links {
  display: flex;
  gap: 24px;
  list-style: none;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.15s;
}

.nav-links a:hover { color: var(--text); }

/* ── Hero ── */
.hero {
  text-align: center;
  padding: 80px 24px 64px;
  max-width: 680px;
  margin: 0 auto;
}

.hero-tag {
  display: inline-block;
  background: rgba(76, 95, 255, 0.15);
  border: 1px solid rgba(76, 95, 255, 0.3);
  color: var(--brand-light);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #fff 40%, #8888AA);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  color: var(--muted);
  font-size: 1rem;
}

/* ── Content ── */
.content {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  margin-bottom: 24px;
}

.card h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}

.card h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 20px 0 8px;
  color: var(--brand-light);
}

.card p {
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 12px;
}

.card p:last-child { margin-bottom: 0; }

.card ul, .card ol {
  color: var(--muted);
  font-size: 0.95rem;
  padding-left: 20px;
  margin-bottom: 12px;
}

.card li { margin-bottom: 6px; }

.last-updated {
  text-align: center;
  color: var(--muted);
  font-size: 0.82rem;
  margin-bottom: 32px;
}

/* ── Landing ── */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  max-width: 760px;
  margin: 0 auto 64px;
  padding: 0 24px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.feature-icon {
  font-size: 1.6rem;
  margin-bottom: 12px;
}

.feature-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.feature-card p {
  color: var(--muted);
  font-size: 0.875rem;
}

.cta-section {
  text-align: center;
  padding: 48px 24px 80px;
}

.cta-section p {
  color: var(--muted);
  margin-bottom: 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--brand), #7B5FDD);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 12px 24px;
  border-radius: 24px;
  transition: opacity 0.15s;
}

.btn:hover { opacity: 0.85; }

/* ── Support Form Style ── */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 8px;
}

.contact-item {
  background: rgba(76,95,255,0.08);
  border: 1px solid rgba(76,95,255,0.2);
  border-radius: var(--radius);
  padding: 20px;
}

.contact-item .label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--brand-light);
  font-weight: 600;
  margin-bottom: 6px;
}

.contact-item a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
}

.contact-item a:hover { color: var(--brand-light); }

/* ── Footer ── */
footer {
  border-top: 1px solid var(--border);
  padding: 32px;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
}

footer a {
  color: var(--muted);
  text-decoration: none;
  margin: 0 12px;
}

footer a:hover { color: var(--text); }

.footer-links { margin-bottom: 12px; }

@media (max-width: 600px) {
  nav { padding: 14px 20px; }
  .nav-links { display: none; }
  .card { padding: 20px; }
}