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

:root {
  --bg: #0f1117;
  --bg-nav: rgba(15, 17, 23, 0.92);
  --text: #f0f0f2;
  --text-muted: #9ca3af;
  --accent: #f97316;
  --accent-hover: #ea6c0a;
  --border: rgba(255, 255, 255, 0.08);
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── NAV ── */

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2rem;
  height: 64px;
  background: var(--bg-nav);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
}

.nav-logo-text {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: -0.2px;
}

.nav-cta {
  display: inline-block;
  padding: 0.45rem 1.1rem;
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.nav-cta:hover {
  background: var(--accent);
  color: var(--bg);
}

/* ── HERO ── */

hero {
  display: block;
}

.hero {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 7rem 2rem 4rem;
  text-align: center;
}

.hero-inner {
  max-width: 720px;
  width: 100%;
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.hero-headline {
  font-size: clamp(2.25rem, 6vw, 3.75rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 1.25rem;
}

.hero-headline em {
  font-style: normal;
  color: var(--accent);
}

.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 2.25rem;
  line-height: 1.65;
}

.hero-cta {
  display: inline-block;
  padding: 0.85rem 2rem;
  background: var(--accent);
  color: var(--bg);
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  transition: background 0.15s ease, transform 0.1s ease;
  letter-spacing: -0.01em;
}

.hero-cta:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}

.hero-cta:active {
  transform: translateY(0);
}

.hero-nudge {
  display: block;
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.01em;
}

/* ── FOOTER ── */

footer {
  padding: 1.5rem 2rem;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
}

footer a {
  color: var(--text-muted);
  text-decoration: none;
}

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

/* ── MOBILE ── */

@media (max-width: 480px) {
  nav {
    padding: 0 1.25rem;
  }

  .nav-logo-text {
    display: none;
  }

  .hero {
    padding: 6rem 1.25rem 3rem;
  }
}