:root {
  --bg: #0c0f14;
  --bg-elevated: #141820;
  --bg-card: #1a1f2b;
  --fg: #e8eaf0;
  --fg-muted: #8b92a5;
  --fg-dim: #5a6178;
  --accent: #f0a830;
  --accent-glow: rgba(240, 168, 48, 0.15);
  --green: #34d399;
  --yellow: #fbbf24;
  --red: #f87171;
  --green-bg: rgba(52, 211, 153, 0.1);
  --yellow-bg: rgba(251, 191, 36, 0.1);
  --red-bg: rgba(248, 113, 113, 0.1);
  --radius: 12px;
  --radius-sm: 8px;
  --max-w: 1080px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', -apple-system, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  line-height: 1.15;
}

/* ---- HERO ---- */
.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 80px 24px 60px;
  text-align: center;
  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;
}

.hero-inner {
  max-width: 720px;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid rgba(240, 168, 48, 0.3);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 32px;
  letter-spacing: 0.02em;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  margin-bottom: 24px;
  background: linear-gradient(135deg, var(--fg) 60%, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.7;
}

.hero-visual {
  margin-top: 56px;
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 420px;
}

/* ---- MOCK CARD ---- */
.mock-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,0.4);
}

.mock-header {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

.mock-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.mock-dot.green { background: var(--green); }

.mock-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--fg);
}

.mock-body {
  padding: 12px 20px;
}

.mock-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.mock-row:last-child { border-bottom: none; }

.mock-coin {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--accent);
  width: 36px;
}

.mock-label {
  flex: 1;
  font-size: 0.9rem;
  color: var(--fg-muted);
}

.mock-tag {
  font-size: 0.75rem;
  padding: 3px 10px;
  border-radius: 100px;
  font-weight: 500;
}

.mock-tag.safe { background: var(--green-bg); color: var(--green); }
.mock-tag.moderate { background: var(--yellow-bg); color: var(--yellow); }
.mock-tag.caution { background: var(--red-bg); color: var(--red); }

.mock-footer {
  padding: 14px 20px;
  background: var(--accent-glow);
  border-top: 1px solid rgba(240, 168, 48, 0.1);
}

.mock-insight {
  font-size: 0.82rem;
  color: var(--accent);
  line-height: 1.5;
}

/* ---- PROBLEM ---- */
.problem {
  padding: 100px 24px;
}

.problem-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.problem h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 48px;
  text-align: center;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.problem-card {
  background: var(--bg-elevated);
  border: 1px solid rgba(255,255,255,0.04);
  border-radius: var(--radius);
  padding: 32px 28px;
}

.problem-icon {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.problem-card h3 {
  font-size: 1.1rem;
  margin-bottom: 10px;
  color: var(--fg);
}

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

/* ---- FEATURES ---- */
.features {
  padding: 100px 24px;
  background: var(--bg-elevated);
}

.features-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.features-header {
  text-align: center;
  margin-bottom: 64px;
}

.features-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 12px;
}

.features-sub {
  color: var(--fg-muted);
  font-size: 1.05rem;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.feature-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  padding-top: 4px;
  min-width: 32px;
}

.feature-content h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.feature-content p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 600px;
}

/* ---- HOW / CREDIBILITY ---- */
.how {
  padding: 100px 24px;
}

.how-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.how h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  margin-bottom: 20px;
}

.how-text {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.75;
  margin-bottom: 56px;
}

.how-text em {
  color: var(--accent);
  font-style: normal;
}

.how-stats {
  display: flex;
  justify-content: center;
  gap: 64px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.stat-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.82rem;
  color: var(--fg-dim);
  max-width: 140px;
  line-height: 1.4;
}

/* ---- CLOSING ---- */
.closing {
  padding: 120px 24px;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-elevated) 100%);
  text-align: center;
}

.closing-inner {
  max-width: 680px;
  margin: 0 auto;
}

.closing h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 20px;
  background: linear-gradient(135deg, var(--fg) 40%, var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.closing-text {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.75;
}

/* ---- FOOTER ---- */
.site-footer {
  padding: 40px 24px;
  border-top: 1px solid rgba(255,255,255,0.04);
  text-align: center;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  color: var(--fg);
}

.footer-tagline {
  font-size: 0.82rem;
  color: var(--fg-dim);
}

/* ---- HERO CTA ---- */
.hero-cta {
  margin-top: 36px;
}

.cta-btn {
  display: inline-block;
  padding: 14px 32px;
  background: var(--accent);
  color: #0c0f14;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 1rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: opacity 0.2s, transform 0.2s;
}

.cta-btn:hover {
  opacity: 0.88;
  transform: translateY(-2px);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .problem-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .feature-item {
    flex-direction: column;
    gap: 12px;
    padding: 28px 0;
  }

  .how-stats {
    flex-direction: column;
    gap: 32px;
  }

  .hero {
    min-height: auto;
    padding: 60px 20px 40px;
  }

  .problem, .features, .how, .closing {
    padding: 60px 20px;
  }
}