:root {
  --bg: #0C0F0E;
  --bg-elevated: #151A18;
  --bg-card: #1A201E;
  --fg: #E8EDE9;
  --fg-muted: #8A9B8E;
  --fg-subtle: #5C6E60;
  --accent: #4ADE80;
  --accent-dim: #22C55E;
  --accent-glow: rgba(74, 222, 128, 0.15);
  --warm: #F59E0B;
  --radius: 16px;
  --radius-sm: 10px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-size: 17px;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .feature-label, .pricing-name, .hero-badge, .stat-number, .footer-brand {
  font-family: 'Space Grotesk', sans-serif;
}

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

/* ===== NAV ===== */
.landing-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  background: rgba(12, 15, 14, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(138, 155, 142, 0.08);
}

.landing-nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.landing-nav-logo img {
  display: block;
  height: 32px;
}

.landing-nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.landing-nav-links a {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.15s;
}

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

.nav-link-signin {
  color: var(--fg) !important;
}

.nav-link-cta {
  padding: 8px 20px;
  background: var(--accent);
  color: #0C0F0E !important;
  border-radius: var(--radius-sm);
  font-weight: 600 !important;
  font-family: 'Space Grotesk', sans-serif;
}

.nav-link-cta:hover {
  background: var(--accent-dim);
  color: #0C0F0E !important;
}

@media (max-width: 600px) {
  .landing-nav-links a:not(.nav-link-cta):not(.nav-link-signin) { display: none; }
  .landing-nav-inner { padding: 0 16px; }
}

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -200px;
  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-inner {
  position: relative;
  z-index: 1;
  max-width: 780px;
}

.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  background: var(--accent-glow);
  border: 1px solid rgba(74, 222, 128, 0.25);
  border-radius: 100px;
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.02em;
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

.lede {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 560px;
  margin: 0 auto 48px;
  line-height: 1.65;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
}

.stat { text-align: center; }

.stat-number {
  display: block;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  display: block;
  font-size: 0.8rem;
  color: var(--fg-subtle);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--fg-subtle);
  opacity: 0.3;
}

/* ===== PROBLEM ===== */
.problem {
  padding: 100px 24px;
  background: var(--bg-elevated);
}

.problem-inner {
  max-width: 960px;
  margin: 0 auto;
}

.problem h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 48px;
  text-align: center;
}

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

.problem-card {
  background: var(--bg-card);
  border: 1px solid rgba(138, 155, 142, 0.1);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color 0.2s;
}

.problem-card:hover {
  border-color: rgba(74, 222, 128, 0.2);
}

.problem-icon {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.problem-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* ===== FEATURES ===== */
.features {
  padding: 100px 24px;
}

.features-inner {
  max-width: 1040px;
  margin: 0 auto;
}

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

.features-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.features-sub {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto;
}

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

.feature-card {
  background: var(--bg-card);
  border: 1px solid rgba(138, 155, 142, 0.1);
  border-radius: var(--radius);
  padding: 36px;
  transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-color: rgba(74, 222, 128, 0.2);
  transform: translateY(-2px);
}

.feature-card-large {
  grid-column: 1 / -1;
  background: linear-gradient(135deg, var(--bg-card) 0%, rgba(74, 222, 128, 0.05) 100%);
  border-color: rgba(74, 222, 128, 0.15);
}

.feature-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 12px;
}

.feature-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.3;
}

.feature-card p {
  color: var(--fg-muted);
  font-size: 0.93rem;
  line-height: 1.6;
}

/* ===== PRICING ===== */
.pricing {
  padding: 100px 24px;
  background: var(--bg-elevated);
}

.pricing-inner {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.pricing h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.pricing-sub {
  color: var(--fg-muted);
  margin-bottom: 48px;
}

.pricing-cards {
  display: flex;
  justify-content: center;
}

.pricing-card {
  background: var(--bg-card);
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  padding: 48px 40px;
  text-align: center;
  width: 100%;
  max-width: 380px;
  position: relative;
  overflow: hidden;
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--warm));
}

.pricing-name {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  margin-bottom: 8px;
}

.pricing-amount {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 4rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 32px;
}

.currency {
  font-size: 1.8rem;
  vertical-align: super;
  margin-right: 2px;
  color: var(--fg-muted);
}

.period {
  font-size: 1.2rem;
  color: var(--fg-muted);
  font-weight: 500;
}

.pricing-features {
  list-style: none;
  text-align: left;
  margin-bottom: 24px;
}

.pricing-features li {
  padding: 10px 0;
  border-bottom: 1px solid rgba(138, 155, 142, 0.08);
  color: var(--fg-muted);
  font-size: 0.95rem;
}

.pricing-features li::before {
  content: '\2713';
  color: var(--accent);
  font-weight: 700;
  margin-right: 12px;
}

.pricing-note {
  margin-top: 24px;
  color: var(--fg-subtle);
  font-size: 0.9rem;
}

/* ===== CLOSING ===== */
.closing {
  padding: 120px 24px;
  text-align: center;
}

.closing-inner {
  max-width: 720px;
  margin: 0 auto;
}

.closing h2 {
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.closing-text {
  color: var(--fg-muted);
  font-size: 1.1rem;
  line-height: 1.7;
}

/* ===== FOOTER ===== */
.footer {
  padding: 48px 24px;
  border-top: 1px solid rgba(138, 155, 142, 0.08);
  text-align: center;
}

.footer-brand {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 6px;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-subtle);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero { padding: 80px 20px 60px; min-height: 80vh; }
  .hero-stats { gap: 20px; }
  .stat-divider { display: none; }
  .problem-grid { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: 1fr; }
  .pricing-card { padding: 36px 28px; }
  .pricing-amount { font-size: 3rem; }
  .problem, .features, .pricing { padding: 72px 20px; }
  .closing { padding: 80px 20px; }
}