:root {
  --bg: #0b0d12;
  --bg-alt: #11141b;
  --card: #151922;
  --border: #232936;
  --text: #e9edf5;
  --text-dim: #9aa4b8;
  --accent: #5b8cff;
  --accent-2: #7ee0c3;
  --radius: 14px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  scroll-behavior: smooth;
}

a { color: inherit; text-decoration: none; }

/* Nav */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
  background: rgba(11,13,18,0.75);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.15rem; }
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0d12;
  font-size: 1rem;
}
.nav-links { display: flex; gap: 28px; font-weight: 500; color: var(--text-dim); }
.nav-links a:hover { color: var(--text); }

/* Hero */
.hero {
  max-width: 800px;
  margin: 0 auto;
  padding: 110px 24px 90px;
  text-align: center;
}
.badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-alt);
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 800;
  margin: 0 0 18px;
  background: linear-gradient(135deg, #fff, var(--accent-2) 120%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -0.03em;
}
.tagline {
  color: var(--text-dim);
  font-size: 1.15rem;
  line-height: 1.6;
  max-width: 560px;
  margin: 0 auto 36px;
}
.hero-actions { display: flex; gap: 14px; justify-content: center; margin-bottom: 60px; flex-wrap: wrap; }

.btn {
  padding: 12px 26px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.15s ease, opacity 0.15s ease;
  display: inline-block;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #7aa5ff);
  color: #0b0d12;
}
.btn-secondary {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-secondary:hover { border-color: var(--accent); }

.countdown-wrap { display: inline-flex; flex-direction: column; align-items: center; gap: 12px; }
.countdown-label { color: var(--text-dim); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.08em; }
.countdown { display: flex; gap: 10px; }
.c-block {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  min-width: 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.c-block span { font-size: 1.5rem; font-weight: 700; }
.c-block small { color: var(--text-dim); font-size: 0.7rem; text-transform: uppercase; margin-top: 2px; }

/* Features */
.features { max-width: 1100px; margin: 0 auto; padding: 40px 24px 100px; }
.features h2 { text-align: center; font-size: 2rem; margin-bottom: 44px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.card:hover { border-color: var(--accent); transform: translateY(-3px); }
.icon { font-size: 1.6rem; margin-bottom: 12px; }
.card h3 { margin: 0 0 8px; font-size: 1.05rem; }
.card p { margin: 0; color: var(--text-dim); font-size: 0.92rem; line-height: 1.55; }

/* Notify */
.notify {
  text-align: center;
  max-width: 560px;
  margin: 0 auto;
  padding: 40px 24px 110px;
}
.notify h2 { font-size: 1.8rem; margin-bottom: 10px; }
.notify p { color: var(--text-dim); margin-bottom: 28px; }
.notify-form { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.notify-form input {
  flex: 1;
  min-width: 220px;
  padding: 12px 16px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-alt);
  color: var(--text);
  font-size: 0.95rem;
}
.notify-form input:focus { outline: none; border-color: var(--accent); }
.notify-msg { margin-top: 16px; color: var(--accent-2); font-size: 0.9rem; min-height: 1.2em; }

/* Support */
.support {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 24px 110px;
  text-align: center;
}
.support h2 { font-size: 1.8rem; margin-bottom: 10px; }
.support > p { color: var(--text-dim); margin-bottom: 32px; }
.support-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 18px; }
.support-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.support-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.support-card h3 { margin: 10px 0 6px; font-size: 1.05rem; }
.support-card p { margin: 0; color: var(--text-dim); font-size: 0.92rem; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 30px 24px; }
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--text-dim);
  font-size: 0.85rem;
}
.footer-links { display: flex; gap: 20px; }
.footer-links a:hover { color: var(--text); }