:root {
  --bg-deep: #0A0E1A;
  --bg-card: #111827;
  --bg-elevated: #1F2937;
  --fg-primary: #F9FAFB;
  --fg-secondary: #9CA3AF;
  --fg-muted: #6B7280;
  --accent-amber: #F59E0B;
  --accent-amber-glow: rgba(245, 158, 11, 0.15);
  --accent-blue: #3B82F6;
  --accent-red: #EF4444;
  --accent-green: #10B981;
  --radius: 12px;
  --radius-lg: 20px;
}

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

html { scroll-behavior: smooth; }

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

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 80px 0 60px;
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(245,158,11,0.08) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(59,130,246,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content { max-width: 540px; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--accent-amber-glow);
  border: 1px solid rgba(245,158,11,0.25);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent-amber);
  letter-spacing: 0.02em;
  margin-bottom: 28px;
}

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

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.4rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

h1 .highlight {
  color: var(--accent-amber);
}

.hero-sub {
  font-size: 1.125rem;
  color: var(--fg-secondary);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 460px;
}

.hero-stats {
  display: flex;
  gap: 32px;
}

.hero-stat {
  border-left: 2px solid var(--accent-amber);
  padding-left: 16px;
}

.hero-stat-value {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--fg-primary);
}

.hero-stat-label {
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Hero radar visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.radar-container {
  width: 420px;
  height: 420px;
  position: relative;
}

.radar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(245,158,11,0.12);
}

.radar-ring-1 { width: 100%; height: 100%; top: 0; left: 0; }
.radar-ring-2 { width: 70%; height: 70%; top: 15%; left: 15%; border-color: rgba(245,158,11,0.18); }
.radar-ring-3 { width: 40%; height: 40%; top: 30%; left: 30%; border-color: rgba(245,158,11,0.25); }

.radar-center {
  position: absolute;
  width: 16px;
  height: 16px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--accent-amber);
  border-radius: 50%;
  box-shadow: 0 0 30px rgba(245,158,11,0.4);
}

.radar-sweep {
  position: absolute;
  width: 50%;
  height: 2px;
  top: 50%;
  left: 50%;
  transform-origin: left center;
  background: linear-gradient(to right, var(--accent-amber), transparent);
  animation: sweep 4s linear infinite;
}

@keyframes sweep {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.radar-blip {
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--accent-amber);
  border-radius: 50%;
  animation: blip 4s ease-in-out infinite;
}

.radar-blip-1 { top: 22%; left: 65%; animation-delay: 0.5s; }
.radar-blip-2 { top: 60%; left: 25%; animation-delay: 1.5s; }
.radar-blip-3 { top: 35%; left: 38%; animation-delay: 2.8s; }

@keyframes blip {
  0%, 100% { opacity: 0; transform: scale(0.5); }
  20% { opacity: 1; transform: scale(1); }
  80% { opacity: 0.6; transform: scale(1); }
}

/* Alert card floating on radar */
.radar-alert {
  position: absolute;
  background: var(--bg-card);
  border: 1px solid rgba(245,158,11,0.2);
  border-radius: var(--radius);
  padding: 14px 18px;
  width: 240px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}

.radar-alert-1 { top: 8%; right: -30px; animation: float-card 6s ease-in-out infinite; }
.radar-alert-2 { bottom: 12%; left: -20px; animation: float-card 6s ease-in-out infinite 3s; }

@keyframes float-card {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

.radar-alert-tag {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 6px;
}

.radar-alert-tag.osha { color: var(--accent-red); }
.radar-alert-tag.epa { color: var(--accent-green); }

.radar-alert-text {
  font-size: 13px;
  color: var(--fg-secondary);
  line-height: 1.5;
}

/* ---- VERTICALS ---- */
.verticals {
  padding: 100px 0;
  position: relative;
}

.verticals::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(245,158,11,0.2), transparent);
}

.section-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-amber);
  margin-bottom: 16px;
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--fg-secondary);
  max-width: 560px;
  margin-bottom: 56px;
}

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

.vertical-card {
  background: var(--bg-card);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: border-color 0.3s, transform 0.3s;
}

.vertical-card:hover {
  border-color: rgba(245,158,11,0.25);
  transform: translateY(-4px);
}

.vertical-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.vertical-icon.hvac { background: rgba(59,130,246,0.12); color: var(--accent-blue); }
.vertical-icon.dental { background: rgba(16,185,129,0.12); color: var(--accent-green); }
.vertical-icon.trucking { background: rgba(245,158,11,0.12); color: var(--accent-amber); }

.vertical-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.vertical-card p {
  font-size: 0.95rem;
  color: var(--fg-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.vertical-regs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.vertical-reg-tag {
  font-size: 11px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 100px;
  background: rgba(255,255,255,0.05);
  color: var(--fg-muted);
  border: 1px solid rgba(255,255,255,0.08);
}

/* ---- HOW IT WORKS ---- */
.how-it-works {
  padding: 100px 0;
  background: linear-gradient(180deg, transparent 0%, rgba(17,24,39,0.5) 50%, transparent 100%);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 56px;
}

.step {
  position: relative;
  padding-left: 0;
}

.step-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 4rem;
  font-weight: 700;
  color: rgba(245,158,11,0.1);
  line-height: 1;
  margin-bottom: 16px;
}

.step h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.step p {
  font-size: 0.95rem;
  color: var(--fg-secondary);
  line-height: 1.6;
}

/* Arrow connectors between steps */
.steps-grid .step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 2.5rem;
  right: -24px;
  width: 24px;
  height: 2px;
  background: linear-gradient(to right, rgba(245,158,11,0.3), rgba(245,158,11,0.05));
}

/* ---- COST OF IGNORANCE ---- */
.cost-section {
  padding: 100px 0;
}

.cost-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-top: 48px;
}

.cost-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.cost-card {
  background: var(--bg-card);
  border-left: 3px solid var(--accent-red);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 24px;
}

.cost-card-amount {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-red);
  margin-bottom: 4px;
}

.cost-card-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

.cost-narrative h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
}

.cost-narrative p {
  color: var(--fg-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.cost-narrative .pullquote {
  font-size: 1.1rem;
  font-style: italic;
  color: var(--accent-amber);
  border-left: 2px solid var(--accent-amber);
  padding-left: 20px;
  margin-top: 24px;
}

/* ---- PHILOSOPHY ---- */
.philosophy {
  padding: 100px 0;
  text-align: center;
}

.philosophy-content {
  max-width: 680px;
  margin: 0 auto;
}

.philosophy-content h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.philosophy-content p {
  font-size: 1.1rem;
  color: var(--fg-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

.philosophy-comparison {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 32px;
  margin-top: 48px;
  align-items: start;
}

.comparison-box {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: left;
}

.comparison-box.before {
  border: 1px solid rgba(239,68,68,0.2);
}

.comparison-box.after {
  border: 1px solid rgba(16,185,129,0.2);
}

.comparison-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 16px;
}

.comparison-box.before .comparison-label { color: var(--accent-red); }
.comparison-box.after .comparison-label { color: var(--accent-green); }

.comparison-box p {
  font-size: 0.85rem;
  color: var(--fg-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

.comparison-arrow {
  display: flex;
  align-items: center;
  padding-top: 40px;
  color: var(--fg-muted);
  font-size: 1.5rem;
}

/* ---- CLOSING ---- */
.closing {
  padding: 120px 0 80px;
  text-align: center;
  position: relative;
}

.closing::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245,158,11,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.closing-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
}

.closing h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

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

/* ---- FOOTER ---- */
footer {
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,0.06);
  text-align: center;
}

footer p {
  font-size: 0.8rem;
  color: var(--fg-muted);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .hero-visual { display: none; }

  .hero-stats { flex-direction: column; gap: 20px; }

  .verticals-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .steps-grid .step::after { display: none; }

  .cost-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .philosophy-comparison {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .comparison-arrow {
    justify-content: center;
    padding-top: 0;
    transform: rotate(90deg);
  }
}