:root {
  --bg: #0f0e0c;
  --bg-elevated: #1a1916;
  --bg-card: #222019;
  --fg: #f0ebe0;
  --fg-muted: #9c9788;
  --accent: #d4a24e;
  --accent-soft: #d4a24e22;
  --accent-glow: #d4a24e15;
  --green: #5cb85c;
  --blue: #4a90d9;
  --red: #d35f5f;
  --orange: #d4874e;
  --radius: 12px;
  --radius-sm: 8px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', system-ui, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* Hero */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  overflow: hidden;
  text-align: center;
}

.hero-inner {
  position: relative;
  z-index: 2;
  max-width: 800px;
}

.hero-badge {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  border-radius: 100px;
  padding: 0.4rem 1.2rem;
  margin-bottom: 2rem;
}

.hero h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 1.5rem;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

.hero-glow {
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}

/* Problem */
.problem {
  padding: 6rem 2rem;
  background: var(--bg-elevated);
}

.problem-inner {
  max-width: 900px;
  margin: 0 auto;
}

.problem-label,
.features-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.problem h2,
.features h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.problem-card {
  background: var(--bg);
  border: 1px solid #2a2820;
  border-radius: var(--radius);
  padding: 2rem;
  transition: border-color 0.3s;
}

.problem-card.active {
  border-color: var(--accent);
  background: var(--bg-card);
}

.problem-icon {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.problem-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

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

/* Features */
.features {
  padding: 6rem 2rem;
}

.features-inner {
  max-width: 1000px;
  margin: 0 auto;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-item {
  background: var(--bg-elevated);
  border: 1px solid #2a2820;
  border-radius: var(--radius);
  padding: 2rem;
  transition: transform 0.2s, border-color 0.3s;
}

.feature-item:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.feature-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1rem;
  letter-spacing: 0.05em;
}

.feature-item h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.feature-item p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* Briefing */
.briefing {
  padding: 6rem 2rem;
  background: var(--bg-elevated);
}

.briefing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.briefing-card {
  background: var(--bg);
  border: 1px solid #2a2820;
  border-radius: var(--radius);
  overflow: hidden;
}

.briefing-header {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 1.25rem 1.5rem 0;
}

.briefing-date {
  font-size: 0.85rem;
  color: var(--fg-muted);
  padding: 0.5rem 1.5rem 1.25rem;
  border-bottom: 1px solid #2a2820;
}

.briefing-items {
  padding: 0.5rem 0;
}

.briefing-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 1.5rem;
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--fg);
  border-bottom: 1px solid #1a1916;
}

.briefing-item:last-child {
  border-bottom: none;
}

.briefing-tag {
  flex-shrink: 0;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  margin-top: 0.15rem;
}

.tag-market { background: #d4a24e25; color: var(--accent); }
.tag-weather { background: #d35f5f25; color: var(--red); }
.tag-equip { background: #4a90d925; color: var(--blue); }
.tag-compliance { background: #5cb85c25; color: var(--green); }

/* Closing */
.closing {
  padding: 8rem 2rem;
  text-align: center;
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4.5vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}

.closing p {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.75;
  margin-bottom: 1.5rem;
}

.closing-accent {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--accent) !important;
  margin-top: 2rem;
}

/* Footer */
.site-footer {
  padding: 3rem 2rem;
  border-top: 1px solid #1a1916;
  text-align: center;
}

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

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fg);
  margin-bottom: 0.4rem;
}

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

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

  .features-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 70vh;
    padding: 3rem 1.5rem;
  }

  .problem,
  .features,
  .briefing,
  .closing {
    padding: 4rem 1.5rem;
  }

  .briefing-item {
    flex-direction: column;
    gap: 0.5rem;
  }

  .briefing-tag {
    align-self: flex-start;
  }
}