:root {
  --bg: #0a0a0c;
  --bg-elevated: #131318;
  --bg-card: #1a1a22;
  --fg: #e8e6e3;
  --fg-muted: #8a8895;
  --fg-dim: #5a586a;
  --accent: #e07a2f;
  --accent-glow: rgba(224, 122, 47, 0.15);
  --accent-soft: #c46a28;
  --border: #2a2a35;
  --font-display: 'Space Grotesk', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

html { scroll-behavior: smooth; }

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

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

.section-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 3rem;
}

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 6rem 2rem 4rem;
  background:
    radial-gradient(ellipse 80% 60% at 70% 20%, var(--accent-glow), transparent),
    radial-gradient(ellipse 50% 50% at 20% 80%, rgba(224, 122, 47, 0.05), transparent),
    var(--bg);
}

.hero-grid {
  max-width: 900px;
  margin: 0 auto;
}

.hero-label { margin-bottom: 2rem; }

.tag {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent-soft);
  padding: 0.4rem 1rem;
  border-radius: 2px;
}

.hero h1 {
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.stat-number {
  display: block;
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--accent);
}

.stat-label {
  font-size: 0.78rem;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

/* ---- PROBLEM ---- */
.problem {
  padding: 8rem 2rem;
  background: var(--bg-elevated);
}

.problem-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.problem-card {
  padding: 2.5rem 2rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  transition: border-color 0.3s;
}

.problem-card:hover {
  border-color: var(--accent-soft);
}

.problem-icon {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
  font-weight: 600;
}

.problem-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.8rem;
  line-height: 1.35;
}

.problem-card p {
  font-size: 0.92rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ---- FEATURES ---- */
.features {
  padding: 8rem 2rem;
}

.features-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.feature-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

.feature-row:nth-child(odd) {
  grid-template-columns: 1fr 1.4fr;
}

.feature-block {
  padding: 3rem 2.5rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.feature-accent {
  background: linear-gradient(145deg, var(--bg-card), rgba(224, 122, 47, 0.04));
  border-color: rgba(224, 122, 47, 0.2);
}

.feature-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.feature-block h3 {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.feature-block p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ---- HOW IT WORKS ---- */
.how-it-works {
  padding: 8rem 2rem;
  background: var(--bg-elevated);
}

.hiw-inner {
  max-width: 700px;
  margin: 0 auto;
}

.hiw-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.hiw-step {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.step-num {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
  min-width: 60px;
  padding-top: 0.2rem;
}

.step-content h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.step-content p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

.hiw-connector {
  width: 1px;
  height: 3rem;
  background: var(--border);
  margin-left: 30px;
}

/* ---- CLOSING ---- */
.closing {
  padding: 10rem 2rem;
  text-align: center;
  background:
    radial-gradient(ellipse 60% 50% at 50% 50%, var(--accent-glow), transparent),
    var(--bg);
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing h2 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.closing-text {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.8;
}

/* ---- FOOTER ---- */
.site-footer {
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
  background: var(--bg);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.footer-tagline {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--fg-dim);
  margin-left: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-meta {
  font-size: 0.8rem;
  color: var(--fg-dim);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .hero { padding: 4rem 1.5rem 3rem; min-height: auto; }
  .hero h1 { font-size: 2.4rem; }
  .hero-stats { flex-direction: column; align-items: flex-start; gap: 1.2rem; }
  .stat-divider { width: 40px; height: 1px; }
  .problem { padding: 5rem 1.5rem; }
  .problem-grid { grid-template-columns: 1fr; }
  .features { padding: 5rem 1.5rem; }
  .feature-row,
  .feature-row:nth-child(odd) { grid-template-columns: 1fr; }
  .how-it-works { padding: 5rem 1.5rem; }
  .hiw-step { gap: 1.2rem; }
  .step-num { font-size: 1.5rem; min-width: 40px; }
  .hiw-connector { margin-left: 20px; }
  .closing { padding: 6rem 1.5rem; }
  .footer-inner { flex-direction: column; gap: 1rem; text-align: center; }
  .footer-tagline { margin-left: 0; display: block; margin-top: 0.3rem; }
}