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

:root {
  --bg: #0a0a0a;
  --bg-card: #111111;
  --bg-card-hover: #161616;
  --bg-nav: rgba(10,10,10,0.85);
  --text: #f0f0f0;
  --text-muted: #888;
  --text-dim: #555;
  --accent: #5b6ef5;
  --accent-light: #7b8ef8;
  --accent-glow: rgba(91,110,245,0.25);
  --green: #3dd68c;
  --red: #f87171;
  --border: rgba(255,255,255,0.07);
  --border-strong: rgba(255,255,255,0.12);
  --radius: 14px;
  --font: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

/* ─── NAV ─── */
.nav-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: var(--bg-nav);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  background: var(--text) !important;
  color: var(--bg) !important;
  padding: 7px 16px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.875rem !important;
  transition: opacity 0.15s !important;
}
.nav-cta:hover { opacity: 0.85 !important; }

/* ─── BUTTONS ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font);
  text-decoration: none;
  border-radius: 10px;
  transition: all 0.15s ease;
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--text);
  color: var(--bg);
}
.btn-primary:hover {
  background: #d0d0d0;
}
.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border-strong);
}
.btn-ghost:hover {
  color: var(--text);
  border-color: rgba(255,255,255,0.25);
  background: rgba(255,255,255,0.04);
}
.btn-lg {
  padding: 16px 32px;
  font-size: 1.0625rem;
}

/* ─── SECTION SHARED ─── */
.section-container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 32px;
}
.section-eyebrow {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-light);
  margin: 0 0 12px;
}
.section-heading {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 48px;
  line-height: 1.2;
}

/* ─── HERO ─── */
.hero {
  padding: 160px 32px 100px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -200px; left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(91,110,245,0.18) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
}
.hero-badge {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  border: 1px solid var(--border-strong);
  border-radius: 100px;
  padding: 5px 14px;
  margin-bottom: 28px;
}
.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin: 0 0 20px;
}
.hero-sub {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin: 0 auto 36px;
  max-width: 520px;
  line-height: 1.65;
}
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
}
.hero-hint {
  margin: 20px 0 0;
  font-size: 0.8125rem;
  color: var(--text-dim);
}

/* ─── STATS ─── */
.stats {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 40px 32px;
}
.stats-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 16px 48px;
  text-align: center;
}
.stat-num {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--text);
}
.stat-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 4px;
  max-width: 160px;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ─── FEATURES ─── */
.features {
  padding: 100px 0;
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.2s, background 0.2s;
}
.feature-card:hover {
  border-color: var(--border-strong);
  background: var(--bg-card-hover);
}
.feature-card--wide {
  grid-column: span 2;
}
.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(91,110,245,0.12);
  border: 1px solid rgba(91,110,245,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent-light);
}
.feature-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin: 0 0 10px;
  letter-spacing: -0.01em;
}
.feature-card p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.65;
}

/* ─── COMPAT ─── */
.compat {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}
.compat-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.compat-text h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0 0 16px;
}
.compat-text p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.65;
}
.compat-table-wrap {
  overflow-x: auto;
}
.compat-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}
.compat-table th {
  text-align: left;
  padding: 10px 14px;
  color: var(--text-muted);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
}
.compat-table td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
}
.compat-table td:first-child { color: var(--text); }
.compat-table tr:last-child td { border-bottom: none; }
.compat-table .yes { color: var(--green); font-weight: 600; }
.compat-table .no { color: var(--text-dim); }

/* ─── TESTIMONIALS ─── */
.testimonials {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}
.quote-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.quote-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.quote-card p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin: 0 0 16px;
  line-height: 1.7;
}
.quote-attr {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ─── DOWNLOAD CTA ─── */
.download-cta {
  padding: 100px 0;
  border-top: 1px solid var(--border);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.download-cta::before {
  content: "";
  position: absolute;
  bottom: -200px; left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 500px;
  background: radial-gradient(ellipse at center, rgba(91,110,245,0.14) 0%, transparent 70%);
  pointer-events: none;
}
.download-inner {
  position: relative;
}
.download-inner h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  margin: 0 0 14px;
}
.download-inner > p {
  color: var(--text-muted);
  margin: 0 0 32px;
  font-size: 1.0625rem;
}
.download-meta {
  margin: 16px 0 0 !important;
  font-size: 0.8125rem !important;
  color: var(--text-dim) !important;
}

/* ─── FOOTER ─── */
.footer {
  border-top: 1px solid var(--border);
  padding: 32px;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-logo {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.02em;
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--text); }
.footer-copy {
  font-size: 0.8125rem;
  color: var(--text-dim);
}

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .feature-card--wide { grid-column: span 2; }
  .compat-inner { grid-template-columns: 1fr; gap: 40px; }
  .quote-grid { grid-template-columns: 1fr; }
  .stat { padding: 16px 28px; }
}

@media (max-width: 600px) {
  .feature-grid { grid-template-columns: 1fr; }
  .feature-card--wide { grid-column: span 1; }
  .nav-links { gap: 16px; }
  .stat-divider { display: none; }
  .hero { padding: 120px 24px 72px; }
}