:root {
  --black: #0A0A0A;
  --white: #F5F5F0;
  --accent: #2AABEE;
  --dim: #3A3A3A;
  --mid: #6A6A6A;
  --dot: rgba(255,255,255,0.06);
  --mono: 'Space Mono', monospace;
  --body: 'DM Mono', monospace;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--white);
  font-family: var(--body);
  font-size: 14px;
  line-height: 1.6;
  overflow-x: hidden;
  cursor: default;
}


body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
  z-index: 0;
}

/* ── SCROLLBAR ── */
::-webkit-scrollbar { width: 2px; }
::-webkit-scrollbar-track { background: var(--black); }
::-webkit-scrollbar-thumb { background: var(--dim); }

/* ── LAYOUT ── */
main { position: relative; z-index: 1; }

section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 80px 48px;
  max-width: 1100px;
  margin: 0 auto;
}

/* ── NAV ── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 20px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--dim);
  background: rgba(10,10,10,0.92);
  backdrop-filter: blur(12px);
}

.nav-logo {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  text-decoration: none;
}

.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mid);
  text-decoration: none;
  transition: color 0.2s;
}

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

/* ── HERO ── */
.hero {
  padding-top: 120px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 0;
  max-width: 1100px;
  margin: 0 auto;
  padding-left: 48px;
  padding-right: 48px;
}

.hero-content {
  display: flex;
  align-items: center;
  gap: 64px;
  margin-bottom: 48px;
}

.hero-left {
  flex: 1;
  max-width: 600px;
}

.hero-right {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-tag {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-tag::before {
  content: '';
  display: block;
  width: 24px;
  height: 1px;
  background: var(--accent);
}

h1 {
  font-family: var(--mono);
  font-size: clamp(34px, 4.3vw, 50px);
  font-weight: 700;
  line-height: 1.0;
  letter-spacing: -0.02em;
  margin-bottom: 32px;
}

h1 .accent { color: var(--accent); }
h1 .dim { color: var(--dim); }

.hero-sub {
  font-family: var(--body);
  font-size: 16px;
  color: var(--mid);
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: 48px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.btn-primary {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: var(--white);
  color: var(--black);
  padding: 14px 28px;
  text-decoration: none;
  font-weight: 700;
  transition: all 0.15s;
  position: relative;
  cursor: pointer;
  border: none;
}

.btn-primary:hover {
  background: var(--accent);
  color: var(--white);
}

.btn-ghost {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: transparent;
  color: var(--mid);
  padding: 14px 28px;
  text-decoration: none;
  border: 1px solid var(--dim);
  transition: all 0.15s;
  cursor: pointer;
}

.btn-ghost:hover { border-color: var(--white); color: var(--white); }

/* ── HERO STATS ── */
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 40px;
  flex-wrap: wrap;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-value {
  font-family: var(--mono);
  font-size: 24px;
  font-weight: 700;
  color: var(--white);
}

.stat-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--mid);
}

/* ── PHONE DEMO IMAGE ── */
.phone-demo {
  width: 100%;
  max-width: 280px;
  height: auto;
  filter: drop-shadow(0 20px 60px rgba(0,0,0,0.6));
  transition: transform 0.3s ease;
}

.phone-demo:hover {
  transform: scale(1.02);
}

/* ── SECTION HEADERS ── */
.section-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-label::after {
  content: '';
  flex: 1;
  max-width: 48px;
  height: 1px;
  background: var(--accent);
}

h2 {
  font-family: var(--mono);
  font-size: clamp(24px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  line-height: 1.1;
}

/* ── FEATURES GRID ── */
#features { border-top: 1px solid var(--dim); }

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1px;
  background: var(--dim);
  border: 1px solid var(--dim);
  margin-top: 40px;
}

.feature-card {
  background: var(--black);
  padding: 36px 32px;
  transition: background 0.2s;
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform 0.3s;
  transform-origin: left;
}

.feature-card:hover { background: #111; }
.feature-card:hover::before { transform: scaleX(1); }

.feature-icon {
  font-size: 28px;
  margin-bottom: 20px;
  display: block;
}

.feature-title {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.feature-desc {
  font-size: 12px;
  color: var(--mid);
  line-height: 1.7;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--dim);
  padding: 40px 48px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 1;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-left {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--mid);
}

.footer-right {
  display: flex;
  gap: 24px;
}

.footer-right a {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--mid);
  text-decoration: none;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-right a:hover { color: var(--white); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  nav { padding: 16px 20px; }
  nav .nav-links { display: none; }
  section { padding: 60px 20px; }
  footer { padding: 32px 20px; }
  
  /* Hero responsive */
  .hero { padding-left: 20px; padding-right: 20px; }
  .hero-content { flex-direction: column; gap: 40px; }
  .hero-left { max-width: 100%; }
  .hero-stats { gap: 24px; }
  
  /* Phone demo responsive */
  .phone-demo {
    max-width: 300px;
  }
  
  /* Features responsive */
  .features-grid { grid-template-columns: 1fr; }
}