/* Variables */
:root {
  --bg: #0A0A0F;
  --bg-2: #111118;
  --fg: #F0F0F5;
  --fg-muted: #8A8A9A;
  --lime: #C8FF3C;
  --lime-dim: rgba(200, 255, 60, 0.12);
  --lime-border: rgba(200, 255, 60, 0.25);
  --cyan: #00C8E0;
  --cyan-dim: rgba(0, 200, 224, 0.1);
  --white: #FFFFFF;
  --section-gap: 80px;
}

/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  font-weight: 400;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.section-label {
  display: inline-block;
  font-family: 'DM Sans', sans-serif;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--lime);
  margin-bottom: 16px;
}

/* Layout helpers */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ============ NAV ============ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(200, 255, 60, 0.08);
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.nav-inner {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 32px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 18px;
  color: var(--lime);
  text-decoration: none;
  letter-spacing: -0.03em;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  font-size: 14px;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

/* ============ HERO ============ */
.hero {
  padding: 140px 32px 80px;
  max-width: 1140px;
  margin: 0 auto;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 64px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--lime-dim);
  border: 1px solid var(--lime-border);
  border-radius: 100px;
  padding: 6px 14px;
  font-size: 12px;
  color: var(--lime);
  margin-bottom: 24px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
  animation: pulse 2s infinite;
}

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

.hero-headline {
  font-size: clamp(42px, 5vw, 64px);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 24px;
  letter-spacing: -0.03em;
}

.hero-sub {
  font-size: 17px;
  color: var(--fg-muted);
  max-width: 460px;
  line-height: 1.7;
}

/* Automation Diagram */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.automation-diagram {
  display: flex;
  flex-direction: column;
  gap: 0;
  width: 100%;
  max-width: 340px;
}

.node {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-2);
  border: 1px solid rgba(200, 255, 60, 0.15);
  border-radius: 12px;
  padding: 14px 18px;
  position: relative;
}

.node-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--lime-dim);
  border: 1px solid var(--lime-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--lime);
  flex-shrink: 0;
}

.ai-icon {
  background: rgba(0, 200, 224, 0.1);
  border-color: rgba(0, 200, 224, 0.25);
  color: var(--cyan);
}

.book-icon {
  background: rgba(200, 255, 60, 0.08);
  border-color: rgba(200, 255, 60, 0.15);
}

.review-icon {
  background: rgba(200, 255, 60, 0.05);
  border-color: rgba(200, 255, 60, 0.1);
}

.node-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.node-label {
  font-family: 'Syne', sans-serif;
  font-weight: 600;
  font-size: 14px;
  color: var(--white);
}

.node-meta {
  font-size: 12px;
  color: var(--fg-muted);
}

.flow-line {
  width: 2px;
  height: 20px;
  background: linear-gradient(to bottom, var(--lime-border), rgba(200, 255, 60, 0.05));
  margin-left: 34px;
}

/* Hero Stats */
.hero-stats {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid rgba(200, 255, 60, 0.12);
  border-radius: 16px;
  background: var(--bg-2);
  overflow: hidden;
}

.stat {
  flex: 1;
  padding: 28px 32px;
}

.stat-value {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 28px;
  color: var(--lime);
  letter-spacing: -0.03em;
  margin-bottom: 4px;
}

.stat-label {
  font-size: 12px;
  color: var(--fg-muted);
  line-height: 1.4;
}

.stat-divider {
  width: 1px;
  height: 60px;
  background: rgba(200, 255, 60, 0.1);
}

/* ============ PROBLEM ============ */
.problem {
  padding: var(--section-gap) 32px;
  background: var(--bg-2);
}

.problem-inner {
  max-width: 1140px;
  margin: 0 auto;
}

.problem-header {
  max-width: 560px;
  margin-bottom: 56px;
}

.problem-header h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  color: var(--white);
  margin-bottom: 16px;
}

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

.problem-card {
  background: var(--bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 32px;
}

.problem-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--lime-dim);
  border: 1px solid var(--lime-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--lime);
  margin-bottom: 20px;
}

.problem-card h3 {
  font-size: 18px;
  color: var(--white);
  margin-bottom: 12px;
}

.problem-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ============ SERVICES ============ */
.services {
  padding: var(--section-gap) 32px;
}

.services-inner {
  max-width: 1140px;
  margin: 0 auto;
}

.services-header {
  max-width: 520px;
  margin-bottom: 56px;
}

.services-header h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  color: var(--white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--bg-2);
  border: 1px solid rgba(200, 255, 60, 0.08);
  border-radius: 16px;
  padding: 28px;
  transition: border-color 0.25s, background 0.25s;
}

.service-card:hover {
  border-color: var(--lime-border);
  background: rgba(200, 255, 60, 0.03);
}

.service-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--lime-dim);
  border: 1px solid var(--lime-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--lime);
  margin-bottom: 18px;
}

.service-card h3 {
  font-size: 17px;
  color: var(--white);
  margin-bottom: 10px;
}

.service-card p {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ============ WORKFLOW ============ */
.workflow {
  padding: var(--section-gap) 32px;
  background: var(--bg-2);
}

.workflow-inner {
  max-width: 800px;
  margin: 0 auto;
}

.workflow-header {
  margin-bottom: 56px;
}

.workflow-header h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  color: var(--white);
}

.workflow-steps {
  display: flex;
  flex-direction: column;
}

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

.step-number {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 48px;
  color: rgba(200, 255, 60, 0.15);
  line-height: 1;
  flex-shrink: 0;
  width: 60px;
  letter-spacing: -0.04em;
}

.step-content h3 {
  font-size: 20px;
  color: var(--white);
  margin-bottom: 10px;
}

.step-content p {
  font-size: 15px;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 600px;
}

.workflow-connector {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(200, 255, 60, 0.2), rgba(200, 255, 60, 0.05));
  margin: 8px 0 8px 30px;
}

/* ============ PRICING ============ */
.pricing {
  padding: var(--section-gap) 32px;
}

.pricing-inner {
  max-width: 1140px;
  margin: 0 auto;
}

.pricing-header {
  max-width: 480px;
  margin-bottom: 56px;
}

.pricing-header h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  color: var(--white);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.pricing-card {
  background: var(--bg-2);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 20px;
  padding: 32px;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--lime-border);
  background: linear-gradient(135deg, rgba(200, 255, 60, 0.04), transparent);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--lime);
  color: var(--bg);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-tier {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  font-size: 18px;
  color: var(--white);
  margin-bottom: 16px;
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 12px;
}

.price-amount {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 36px;
  color: var(--lime);
  letter-spacing: -0.03em;
}

.price-period {
  font-size: 14px;
  color: var(--fg-muted);
}

.pricing-desc {
  font-size: 14px;
  color: var(--fg-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.pricing-features li {
  font-size: 14px;
  color: var(--fg-muted);
  padding-left: 20px;
  position: relative;
}

.pricing-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--lime);
  opacity: 0.6;
}

.pricing-setup {
  font-size: 12px;
  color: var(--fg-muted);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 20px;
}

/* ============ INDUSTRIES ============ */
.industries {
  padding: var(--section-gap) 32px;
  background: var(--bg-2);
}

.industries-inner {
  max-width: 1140px;
  margin: 0 auto;
}

.industries-header {
  max-width: 480px;
  margin-bottom: 56px;
}

.industries-header h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  color: var(--white);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.industry-card {
  background: var(--bg);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  padding: 28px;
}

.industry-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--lime-dim);
  border: 1px solid var(--lime-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--lime);
  margin-bottom: 18px;
}

.industry-card h3 {
  font-size: 16px;
  color: var(--white);
  margin-bottom: 10px;
}

.industry-card p {
  font-size: 13px;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ============ CLOSING ============ */
.closing {
  padding: var(--section-gap) 32px;
}

.closing-inner {
  max-width: 1140px;
  margin: 0 auto;
  border-top: 1px solid rgba(200, 255, 60, 0.1);
  padding-top: var(--section-gap);
}

.closing-content {
  max-width: 680px;
}

.closing-content h2 {
  font-size: clamp(28px, 4vw, 48px);
  color: var(--white);
  margin-bottom: 20px;
}

.closing-content p {
  font-size: 17px;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ============ FOOTER ============ */
.footer {
  padding: 48px 32px 32px;
}

.footer-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
}

.footer-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 22px;
  color: var(--lime);
  letter-spacing: -0.03em;
}

.footer-tagline {
  font-size: 14px;
  color: var(--fg-muted);
}

.footer-links {
  display: flex;
  gap: 24px;
  margin: 8px 0;
}

.footer-links a {
  font-size: 13px;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-copy {
  font-size: 12px;
  color: rgba(138, 138, 154, 0.5);
  margin-top: 8px;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { display: none; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .problem-grid { grid-template-columns: 1fr 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { flex-direction: column; }
  .stat-divider { width: 100%; height: 1px; }
}

@media (max-width: 600px) {
  .hero { padding-top: 100px; }
  .hero-headline { font-size: 36px; }
  .services-grid { grid-template-columns: 1fr; }
  .problem-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .step-number { font-size: 36px; width: 44px; }
  .workflow-step { gap: 20px; }
}