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

:root {
  --bg: #0d1117;
  --bg-2: #161b22;
  --bg-card: #1c2128;
  --fg: #e6edf3;
  --fg-muted: #8b949e;
  --accent: #00d4ff;
  --accent-amber: #f59e0b;
  --border: #30363d;
  --font-head: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html { font-size: 16px; }
body { background: var(--bg); color: var(--fg); font-family: var(--font-body); line-height: 1.6; -webkit-font-smoothing: antialiased; }

/* NAV */
.nav { padding: 1.5rem 2rem; border-bottom: 1px solid var(--border); }
.nav-inner { max-width: 1100px; margin: 0 auto; display: flex; align-items: center; gap: 0.75rem; }
.nav-logo { font-family: var(--font-head); font-size: 1.25rem; font-weight: 700; letter-spacing: -0.02em; color: var(--fg); }
.nav-logo-accent { color: var(--accent); }
.nav-tagline { font-size: 0.8rem; color: var(--fg-muted); letter-spacing: 0.05em; text-transform: uppercase; }

/* HERO */
.hero { padding: 7rem 2rem 5rem; max-width: 1100px; margin: 0 auto; }
.hero-eyebrow { margin-bottom: 1.5rem; }
.eyebrow-tag { display: inline-block; font-size: 0.75rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); background: rgba(0,212,255,0.08); border: 1px solid rgba(0,212,255,0.2); padding: 0.35rem 0.85rem; border-radius: 100px; }
.hero-headline { font-family: var(--font-head); font-size: clamp(3rem, 8vw, 5.5rem); font-weight: 700; line-height: 1.05; letter-spacing: -0.03em; margin-bottom: 1.5rem; color: var(--fg); }
.hero-lede { font-size: 1.1rem; color: var(--fg-muted); max-width: 520px; margin-bottom: 3.5rem; line-height: 1.7; }
.hero-stats { display: flex; align-items: center; gap: 2.5rem; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; gap: 0.25rem; }
.stat-value { font-family: var(--font-head); font-size: 1.5rem; font-weight: 700; color: var(--accent); }
.stat-label { font-size: 0.75rem; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.08em; }
.stat-divider { width: 1px; height: 40px; background: var(--border); flex-shrink: 0; }

/* CAPABILITIES */
.capabilities { padding: 6rem 2rem; background: var(--bg-2); }
.section-label { font-size: 0.75rem; font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-amber); margin-bottom: 1rem; }
.section-heading { font-family: var(--font-head); font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 700; letter-spacing: -0.02em; line-height: 1.15; margin-bottom: 3rem; color: var(--fg); }
.cap-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1.5rem; }
.cap-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 12px; padding: 2rem; transition: border-color 0.2s; }
.cap-card:hover { border-color: rgba(0,212,255,0.4); }
.cap-icon { margin-bottom: 1.25rem; }
.cap-title { font-family: var(--font-head); font-size: 1.1rem; font-weight: 600; margin-bottom: 0.75rem; color: var(--fg); }
.cap-desc { font-size: 0.9rem; color: var(--fg-muted); line-height: 1.7; }

/* PROCESS */
.process { padding: 6rem 2rem; max-width: 1100px; margin: 0 auto; }
.process-steps { display: flex; flex-direction: column; gap: 2.5rem; margin-top: 0; }
.step { display: flex; gap: 2rem; align-items: flex-start; }
.step-num { font-family: var(--font-head); font-size: 2rem; font-weight: 700; color: rgba(0,212,255,0.25); flex-shrink: 0; line-height: 1; margin-top: 0.25rem; }
.step-body { padding-top: 0.2rem; }
.step-title { font-family: var(--font-head); font-size: 1.1rem; font-weight: 600; margin-bottom: 0.5rem; color: var(--fg); }
.step-desc { font-size: 0.9rem; color: var(--fg-muted); line-height: 1.7; max-width: 520px; }

/* DIFFERENTIATOR */
.diff { padding: 6rem 2rem; background: var(--bg-2); }
.diff-inner { max-width: 1100px; margin: 0 auto; display: flex; flex-direction: column; gap: 2.5rem; }
.diff-text { font-family: var(--font-head); font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 600; color: var(--fg); line-height: 1.3; margin-bottom: 1rem; }
.diff-text em { color: var(--accent); font-style: normal; }
.diff-sub { font-size: 0.95rem; color: var(--fg-muted); max-width: 500px; line-height: 1.7; }
.diff-tags { display: flex; flex-wrap: wrap; gap: 0.6rem; }
.tag { font-size: 0.75rem; font-weight: 500; color: var(--fg-muted); background: var(--bg-card); border: 1px solid var(--border); padding: 0.4rem 0.9rem; border-radius: 100px; letter-spacing: 0.03em; }

/* CLOSING */
.closing { padding: 7rem 2rem; max-width: 1100px; margin: 0 auto; text-align: left; }
.closing-headline { font-family: var(--font-head); font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 700; letter-spacing: -0.03em; line-height: 1.15; margin-bottom: 1.5rem; color: var(--fg); }
.closing-sub { font-size: 1.05rem; color: var(--fg-muted); max-width: 540px; line-height: 1.7; }

/* FOOTER */
.footer { border-top: 1px solid var(--border); padding: 2rem; }
.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; }
.footer-brand { font-family: var(--font-head); font-size: 1rem; font-weight: 700; color: var(--fg); }
.footer-accent { color: var(--accent); }
.footer-meta { font-size: 0.8rem; color: var(--fg-muted); }

/* HERO CTA */
.hero-actions { margin-bottom: 2.5rem; display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.hero-book-cta { display: inline-flex; align-items: center; gap: 0.4rem; font-family: var(--font-head); font-size: 0.95rem; font-weight: 700; color: #000; text-decoration: none; background: var(--accent); padding: 0.7rem 1.5rem; border-radius: 8px; letter-spacing: 0.01em; transition: background 0.2s; }
.hero-book-cta:hover { background: #33ddff; }
.hero-receipt-cta { display: inline-flex; align-items: center; gap: 0.4rem; font-family: var(--font-head); font-size: 0.9rem; font-weight: 600; color: var(--accent); text-decoration: none; border: 1px solid rgba(0,212,255,0.35); background: rgba(0,212,255,0.06); padding: 0.6rem 1.25rem; border-radius: 8px; letter-spacing: 0.01em; transition: background 0.2s, border-color 0.2s; }
.hero-receipt-cta:hover { background: rgba(0,212,255,0.12); border-color: rgba(0,212,255,0.55); }
/* Subtle discovery CTA below main hero actions */
.hero-discovery-banner { margin-top: -1rem; margin-bottom: 2rem; }
.hero-discovery-link { font-size: 0.85rem; color: var(--fg-muted); text-decoration: none; transition: color 0.15s; }
.hero-discovery-link:hover { color: var(--accent); }

/* RESPONSIVE */
@media (max-width: 640px) {
  .hero { padding: 4rem 1.5rem 3rem; }
  .hero-stats { gap: 1.5rem; }
  .stat-divider { display: none; }
  .capabilities, .process, .diff, .closing { padding-left: 1.5rem; padding-right: 1.5rem; }
  .step { gap: 1rem; }
  .step-num { font-size: 1.5rem; }
  .nav { padding: 1rem 1.5rem; }
}

/* NAV LINKS */
.nav-inner { justify-content: flex-start; }
.nav-links { margin-left: auto; display: flex; align-items: center; gap: 0.5rem; }
.nav-link { font-size: 0.875rem; color: var(--fg-muted); text-decoration: none; padding: 0.4rem 0.75rem; border-radius: 6px; transition: color 0.15s, background 0.15s; }
.nav-link:hover { color: var(--fg); background: var(--bg-card); }
.nav-link--accent { color: var(--accent); background: rgba(0,212,255,0.08); border: 1px solid rgba(0,212,255,0.2); }
.nav-link--accent:hover { background: rgba(0,212,255,0.15); color: var(--accent); }
a.nav-logo { text-decoration: none; }

@media (max-width: 640px) {
  .nav-links { display: none; }
}