:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #1a1a26;
  --fg: #e8e6e3;
  --fg-muted: #8a8694;
  --accent: #f97316;
  --accent-glow: rgba(249, 115, 22, 0.15);
  --accent-bright: #fb923c;
  --green: #22c55e;
  --green-glow: rgba(34, 197, 94, 0.12);
  --border: rgba(255, 255, 255, 0.06);
  --radius: 16px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ───── HERO ───── */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 120px 24px 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 40px;
  position: relative;
  z-index: 1;
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  max-width: 800px;
  position: relative;
  z-index: 1;
}

.hero h1 .highlight {
  color: var(--accent);
  position: relative;
}

.hero .lede {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--fg-muted);
  max-width: 560px;
  margin-top: 28px;
  position: relative;
  z-index: 1;
}

.hero-visual {
  margin-top: 64px;
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 640px;
}

.demo-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 20px 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 140px;
}

.flow-step .icon {
  font-size: 28px;
  line-height: 1;
}

.flow-step .label {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  color: var(--fg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.flow-step .time {
  font-size: 12px;
  color: var(--green);
  font-weight: 500;
}

.flow-arrow {
  color: var(--fg-muted);
  font-size: 20px;
  opacity: 0.4;
}

/* ───── PROBLEM ───── */
.problem {
  padding: 120px 24px;
  max-width: 960px;
  margin: 0 auto;
}

.problem .section-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 20px;
}

.problem h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--fg);
  max-width: 700px;
  margin-bottom: 56px;
}

.pain-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.pain-card {
  padding: 32px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color 0.3s;
}

.pain-card:hover {
  border-color: rgba(249, 115, 22, 0.2);
}

.pain-card .stat {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 12px;
}

.pain-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 8px;
}

.pain-card p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.55;
}

/* ───── HOW IT WORKS ───── */
.how {
  padding: 120px 24px;
  max-width: 960px;
  margin: 0 auto;
}

.how .section-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 20px;
}

.how h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--fg);
  max-width: 700px;
  margin-bottom: 64px;
}

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

.steps::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 40px;
  bottom: 40px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), var(--green));
  opacity: 0.3;
}

.step {
  display: flex;
  gap: 32px;
  align-items: flex-start;
  padding: 32px 0;
}

.step-num {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--bg);
  background: var(--accent);
  position: relative;
  z-index: 1;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--fg);
  margin-bottom: 8px;
}

.step-content p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.6;
  max-width: 480px;
}

/* ───── NUMBERS ───── */
.numbers {
  padding: 100px 24px;
  text-align: center;
}

.numbers-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 72px 48px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 24px;
  position: relative;
  overflow: hidden;
}

.numbers-inner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 300px;
  background: radial-gradient(ellipse, var(--green-glow) 0%, transparent 70%);
  pointer-events: none;
}

.numbers .section-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--green);
  margin-bottom: 20px;
  position: relative;
}

.numbers h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--fg);
  margin-bottom: 56px;
  position: relative;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  position: relative;
}

.stat-item .big {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--fg);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-item .desc {
  font-size: 14px;
  color: var(--fg-muted);
  max-width: 200px;
  margin: 0 auto;
}

/* ───── CLOSING ───── */
.closing {
  padding: 120px 24px;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 24px;
}

.closing p {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.65;
}

/* ───── FOOTER ───── */
footer {
  padding: 48px 24px;
  border-top: 1px solid var(--border);
  text-align: center;
}

footer .footer-brand {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg);
  letter-spacing: 0.04em;
}

footer .footer-sub {
  font-size: 13px;
  color: var(--fg-muted);
  margin-top: 8px;
}

/* ───── RESPONSIVE ───── */
@media (max-width: 768px) {
  .pain-grid {
    grid-template-columns: 1fr;
  }
  .stats-row {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .demo-flow {
    flex-direction: column;
  }
  .flow-arrow {
    transform: rotate(90deg);
  }
  .step {
    gap: 20px;
  }
  .steps::before {
    left: 23px;
  }
  .numbers-inner {
    padding: 48px 24px;
  }
}