:root {
  --bg-deep: #0a1a12;
  --bg-card: #0f241a;
  --bg-accent: #1a3d2a;
  --fg: #e8e0d4;
  --fg-muted: #a09888;
  --fg-dim: #6b6158;
  --accent: #4ade80;
  --accent-soft: #22c55e;
  --accent-glow: rgba(74, 222, 128, 0.15);
  --warm: #f5e6c8;
  --font-display: 'Syne', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-deep);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ── */
.nav {
  padding: 2rem 6%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--fg); }
.nav-cta {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--bg-deep);
  background: var(--accent);
  text-decoration: none;
  padding: 0.5rem 1.1rem;
  border-radius: 6px;
  letter-spacing: -0.01em;
  transition: opacity 0.2s;
}
.nav-cta:hover { opacity: 0.85; }

/* ── BUTTONS ── */
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: var(--bg-deep);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1rem;
  padding: 0.85rem 2rem;
  border-radius: 8px;
  letter-spacing: -0.01em;
  transition: opacity 0.2s, transform 0.15s;
}
.btn-primary:hover { opacity: 0.88; transform: translateY(-2px); }
.btn-secondary {
  display: inline-block;
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.85rem 1.5rem;
  border: 1px solid var(--bg-accent);
  border-radius: 8px;
  transition: border-color 0.2s, color 0.2s;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--fg); }
.btn-ghost {
  display: inline-block;
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}
.btn-ghost:hover { color: var(--accent); }

/* ── HERO ── */
.hero {
  padding: 4rem 6% 6rem;
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-label {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 1.5rem;
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.4rem, 5.5vw, 4.5rem);
  line-height: 1.1;
  color: var(--fg);
  max-width: 800px;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}
.hero h1 .accent {
  color: var(--accent);
}
.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 900px;
  padding-top: 3rem;
  border-top: 1px solid var(--bg-accent);
}
.stat-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 2.5rem;
  color: var(--accent);
  display: block;
  letter-spacing: -0.02em;
}
.stat-label {
  font-size: 0.9rem;
  color: var(--fg-muted);
  display: block;
  margin-top: 0.3rem;
  line-height: 1.5;
}

/* ── PROBLEM ── */
.problem {
  padding: 8rem 6%;
  background: var(--bg-card);
}
.problem-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  max-width: 1200px;
  margin: 0 auto;
  align-items: start;
}
.problem-left h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  line-height: 1.2;
  color: var(--warm);
  position: sticky;
  top: 3rem;
  letter-spacing: -0.02em;
}
.problem-card {
  padding: 2rem 0;
  border-bottom: 1px solid var(--bg-accent);
}
.problem-card:last-child { border-bottom: none; }
.problem-icon {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--accent);
  margin-bottom: 0.8rem;
  letter-spacing: 0.05em;
}
.problem-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--fg);
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}
.problem-card p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ── SERVICES ── */
.services {
  padding: 8rem 6%;
  max-width: 1200px;
  margin: 0 auto;
}
.services-header {
  max-width: 600px;
  margin-bottom: 4rem;
}
.services-header h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}
.services-header p {
  color: var(--fg-muted);
  font-size: 1.05rem;
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.service-item {
  background: var(--bg-card);
  border: 1px solid var(--bg-accent);
  border-radius: 12px;
  padding: 2.5rem;
  transition: border-color 0.3s ease, background 0.3s ease;
}
.service-item:hover {
  border-color: var(--accent);
  background: var(--accent-glow);
}
.service-large {
  grid-column: span 2;
}
.service-number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}
.service-item h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  margin-bottom: 0.7rem;
  letter-spacing: -0.01em;
}
.service-item p {
  color: var(--fg-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  max-width: 480px;
}

/* ── PROOF ── */
.proof {
  padding: 8rem 6%;
  background: var(--bg-card);
}
.proof-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.proof-text h2 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  line-height: 1.2;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}
.proof-text p {
  color: var(--fg-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 1rem;
}
.proof-visual {
  display: flex;
  align-items: flex-end;
  gap: 1rem;
  height: 280px;
  padding: 0 1rem;
}
.graph-bar {
  flex: 1;
  background: linear-gradient(180deg, var(--accent) 0%, var(--bg-accent) 100%);
  border-radius: 8px 8px 0 0;
  height: var(--height);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding-bottom: 0.8rem;
  position: relative;
  min-height: 40px;
}
.graph-bar span {
  position: absolute;
  bottom: -2rem;
  font-size: 0.75rem;
  color: var(--fg-dim);
  white-space: nowrap;
  font-weight: 500;
}

/* ── CLOSING ── */
.closing {
  padding: 8rem 6%;
  text-align: center;
}
.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}
.closing h2 {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  line-height: 1.2;
  color: var(--warm);
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}
.closing p {
  color: var(--fg-muted);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}
.closing-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

/* ── FOOTER ── */
.site-footer {
  padding: 3rem 6%;
  border-top: 1px solid var(--bg-accent);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}
.footer-brand {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--accent);
}
.footer-tagline {
  font-size: 0.9rem;
  color: var(--fg-dim);
  font-style: italic;
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hero { padding: 3rem 5% 4rem; min-height: auto; }
  .hero-stats { grid-template-columns: 1fr; gap: 1.5rem; }
  .problem-inner { grid-template-columns: 1fr; gap: 2rem; }
  .problem-left h2 { position: static; }
  .services-grid { grid-template-columns: 1fr; }
  .service-large { grid-column: span 1; }
  .proof-inner { grid-template-columns: 1fr; gap: 3rem; }
  .proof-visual { height: 200px; }
  .footer-inner { flex-direction: column; gap: 0.5rem; text-align: center; }
  .stat-num { font-size: 2rem; }
}