:root {
  --bg: #0B0B0B;
  --surface: #141414;
  --surface2: #1c1c1c;
  --border: #222222;
  --fg: #f4f4f2;
  --fg-muted: #6e6e73;
  --accent: #C9A962;
  --accent-dim: rgba(201, 169, 98, 0.10);
  --accent-hover: #d4b875;
  --green: #4ade80;
  --font-display: 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 40px;
  background: rgba(11, 11, 11, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  height: 64px;
  display: flex;
  align-items: center;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; max-width: 1200px; margin: 0 auto; }
.nav-logo { font-size: 16px; font-weight: 600; letter-spacing: -0.02em; color: var(--fg); }
.nav-logo span { color: var(--accent); }
.nav-tagline { font-size: 13px; color: var(--fg-muted); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-link { font-size: 14px; color: var(--fg-muted); text-decoration: none; transition: color 0.2s; }
.nav-link:hover { color: var(--fg); }
.nav-cta { font-size: 13px; font-weight: 500; color: var(--bg); background: var(--accent); padding: 8px 18px; border-radius: 6px; text-decoration: none; transition: background 0.2s; }
.nav-cta:hover { background: var(--accent-hover); }

/* Hero */
.hero {
  padding: 140px 40px 100px;
  max-width: 1200px;
  margin: 0 auto;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-eyebrow {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  display: inline-block;
  margin-bottom: 20px;
}
.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 68px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  color: var(--fg);
}
.hero-lede {
  font-size: 17px;
  line-height: 1.7;
  color: var(--fg-muted);
  max-width: 460px;
  margin-bottom: 40px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 28px;
}
.hero-stat { display: flex; flex-direction: column; gap: 4px; }
.hero-stat-value { font-size: 22px; font-weight: 600; color: var(--fg); }
.hero-stat-label { font-size: 12px; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.05em; }
.hero-stat-sep { width: 1px; height: 36px; background: var(--border); }

/* Dashboard mockup */
.dashboard-mockup {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.04) inset;
}
.mockup-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
}
.mockup-dot { width: 10px; height: 10px; border-radius: 50%; }
.mockup-dot.red { background: #ff5f57; }
.mockup-dot.yellow { background: #febc2e; }
.mockup-dot.green { background: #28c840; }
.mockup-title { font-size: 12px; color: var(--fg-muted); margin-left: 8px; }
.mockup-body { padding: 20px; }
.mockup-row { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; margin-bottom: 20px; }
.mockup-card { background: var(--surface2); border: 1px solid var(--border); border-radius: 8px; padding: 12px; }
.mockup-card-label { font-size: 10px; color: var(--fg-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 6px; }
.mockup-card-val { font-size: 20px; font-weight: 600; display: flex; align-items: center; gap: 6px; }
.mockup-card-val.accent { color: var(--fg); }
.mockup-card-val.green { color: var(--green); }
.mockup-card-sub { font-size: 10px; color: var(--fg-muted); margin-top: 4px; }
.mockup-chart-label { font-size: 11px; color: var(--fg-muted); margin-bottom: 10px; }
.mockup-bars { display: flex; align-items: flex-end; gap: 6px; height: 48px; margin-bottom: 12px; }
.mockup-bar-item { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 4px; height: 100%; justify-content: flex-end; }
.bar { width: 100%; background: var(--border); border-radius: 2px; transition: height 0.3s; }
.bar.accent-bar { background: var(--accent); }
.bar-label { font-size: 9px; color: var(--fg-muted); }
.mockup-alert {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-dim);
  border: 1px solid rgba(255, 107, 53, 0.2);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 11px;
  color: var(--accent);
}

/* Hero */
.hero {
  padding: 120px 40px 80px;
  max-width: 1200px;
  margin: 0 auto;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-eyebrow {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 24px;
}
.hero-eyebrow::before { content: ''; display: block; width: 20px; height: 1px; background: var(--accent); }
.hero-headline {
  font-size: clamp(36px, 4.5vw, 58px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  color: var(--fg);
}
.hero-lede {
  font-size: 17px;
  line-height: 1.75;
  color: var(--fg-muted);
  max-width: 500px;
  margin-bottom: 40px;
}
.hero-ctas { display: flex; align-items: center; gap: 16px; }
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--bg);
  background: var(--accent);
  padding: 13px 26px;
  border-radius: 8px;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
  letter-spacing: -0.01em;
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 500;
  color: var(--fg-muted);
  background: transparent;
  padding: 12px 24px;
  border-radius: 8px;
  border: 1px solid var(--border);
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
}
.btn-secondary:hover { border-color: var(--fg-muted); color: var(--fg); }
.hero-image-wrap {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 40px 100px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.04) inset;
}
.hero-image-wrap img {
  width: 100%;
  display: block;
  filter: brightness(0.95);
}
.hero-image-badge {
  position: absolute;
  bottom: 16px;
  left: 16px;
  background: rgba(11,11,11,0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 12px;
  color: var(--fg-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}
.hero-image-badge .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* Problem section */
.problem { padding: 100px 40px; background: var(--surface); }
.problem-inner { max-width: 1200px; margin: 0 auto; }
.section-eyebrow { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--accent); font-weight: 500; display: block; margin-bottom: 16px; }
.section-title { font-size: clamp(28px, 3.5vw, 42px); font-weight: 600; letter-spacing: -0.025em; line-height: 1.15; margin-bottom: 16px; }
.section-sub { font-size: 16px; color: var(--fg-muted); line-height: 1.7; max-width: 560px; margin-bottom: 64px; }
.problem-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.problem-points { display: flex; flex-direction: column; gap: 20px; }
.problem-point { display: flex; gap: 16px; align-items: flex-start; }
.problem-point-icon {
  flex-shrink: 0;
  width: 36px; height: 36px;
  background: var(--accent-dim);
  border: 1px solid rgba(201,169,98,0.2);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  margin-top: 2px;
}
.problem-point-text h4 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.problem-point-text p { font-size: 14px; color: var(--fg-muted); line-height: 1.6; }
.problem-quote {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
}
.problem-quote blockquote {
  font-size: 18px;
  line-height: 1.65;
  color: var(--fg-muted);
  font-style: italic;
  margin-bottom: 24px;
}
.problem-quote cite { font-size: 13px; color: var(--fg-muted); font-style: normal; }
.problem-quote cite strong { color: var(--fg); font-weight: 600; }
.problem-stat {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  margin-top: 32px;
}
.problem-stat-item { background: var(--surface2); padding: 20px; text-align: center; }
.problem-stat-value { font-size: 28px; font-weight: 700; color: var(--accent); margin-bottom: 4px; }
.problem-stat-label { font-size: 12px; color: var(--fg-muted); }

/* Features section */
.features { padding: 100px 40px; background: var(--bg); }
.features-header { max-width: 1200px; margin: 0 auto 64px; }
.features-grid { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; }
.feature-card { background: var(--surface); padding: 36px 32px; transition: background 0.2s; }
.feature-card:hover { background: var(--surface2); }
.feature-card-icon {
  width: 48px; height: 48px;
  background: var(--accent-dim);
  border: 1px solid rgba(201,169,98,0.2);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.feature-card-title { font-size: 17px; font-weight: 600; margin-bottom: 10px; letter-spacing: -0.01em; }
.feature-card-desc { font-size: 14px; color: var(--fg-muted); line-height: 1.65; }

/* How it works */
.how { padding: 100px 40px; background: var(--surface); }
.how-inner { max-width: 1200px; margin: 0 auto; }
.how-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; margin-top: 64px; }
.how-step { position: relative; }
.how-step-num {
  font-size: 11px; font-weight: 700; letter-spacing: 0.12em;
  color: var(--accent); text-transform: uppercase;
  margin-bottom: 16px;
}
.how-step-icon {
  width: 56px; height: 56px;
  background: var(--accent-dim);
  border: 1px solid rgba(201,169,98,0.2);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
}
.how-step-title { font-size: 17px; font-weight: 600; margin-bottom: 10px; letter-spacing: -0.01em; }
.how-step-desc { font-size: 14px; color: var(--fg-muted); line-height: 1.65; }
.how-step::after {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(100% + 24px);
  width: calc(100% - 80px);
  height: 1px;
  background: linear-gradient(to right, var(--border), transparent);
}
.how-step:last-child::after { display: none; }

/* Pricing */
.pricing { padding: 100px 40px; background: var(--bg); }
.pricing-inner { max-width: 1200px; margin: 0 auto; }
.pricing-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 800px; margin: 0 auto; margin-top: 64px; }
.pricing-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
  position: relative;
  transition: border-color 0.2s, transform 0.15s;
}
.pricing-card:hover { border-color: rgba(201,169,98,0.3); transform: translateY(-2px); }
.pricing-card.featured {
  border-color: var(--accent);
  background: var(--surface2);
}
.pricing-card.featured::before {
  content: 'Le plus populaire';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: var(--bg);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 20px;
}
.pricing-name { font-size: 18px; font-weight: 600; margin-bottom: 8px; }
.pricing-desc { font-size: 14px; color: var(--fg-muted); margin-bottom: 24px; }
.pricing-price { display: flex; align-items: baseline; gap: 4px; margin-bottom: 32px; }
.pricing-price .amount { font-size: 40px; font-weight: 700; letter-spacing: -0.03em; }
.pricing-price .currency { font-size: 20px; font-weight: 600; color: var(--fg-muted); }
.pricing-price .period { font-size: 14px; color: var(--fg-muted); }
.pricing-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.pricing-feature { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--fg-muted); }
.pricing-feature-check {
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--accent-dim);
  border: 1px solid rgba(201,169,98,0.25);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.pricing-cta { width: 100%; text-align: center; padding: 13px; border-radius: 8px; font-size: 14px; font-weight: 600; text-decoration: none; display: block; transition: all 0.2s; }
.pricing-cta-primary { background: var(--accent); color: var(--bg); }
.pricing-cta-primary:hover { background: var(--accent-hover); }
.pricing-cta-secondary { border: 1px solid var(--border); color: var(--fg-muted); }
.pricing-cta-secondary:hover { border-color: var(--fg-muted); color: var(--fg); }

/* CTA section */
.cta-section { padding: 100px 40px; background: var(--surface); text-align: center; }
.cta-inner { max-width: 640px; margin: 0 auto; }
.cta-headline { font-size: clamp(28px, 3.5vw, 44px); font-weight: 600; letter-spacing: -0.025em; line-height: 1.15; margin-bottom: 20px; }
.cta-sub { font-size: 16px; color: var(--fg-muted); line-height: 1.7; margin-bottom: 40px; }
.cta-actions { display: flex; align-items: center; justify-content: center; gap: 16px; }

/* Footer */
.footer { padding: 40px; border-top: 1px solid var(--border); background: var(--bg); }
.footer-inner { max-width: 1200px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }
.footer-logo { font-size: 15px; font-weight: 600; display: block; color: var(--fg); }
.footer-sub { font-size: 12px; color: var(--fg-muted); display: block; margin-top: 2px; }
.footer-links { display: flex; gap: 24px; }
.footer-link { font-size: 12px; color: var(--fg-muted); text-decoration: none; transition: color 0.2s; }
.footer-link:hover { color: var(--fg); }
.footer-copy { font-size: 12px; color: var(--fg-muted); }

/* Responsive */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 48px; }
  .hero { padding: 100px 24px 60px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .how-steps { grid-template-columns: 1fr; gap: 40px; }
  .how-step::after { display: none; }
  .problem-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav { padding: 0 20px; }
  .nav-tagline, .nav-links { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .hero-ctas { flex-direction: column; align-items: flex-start; }
  .footer-inner { flex-direction: column; gap: 16px; text-align: center; }
  .footer-links { flex-wrap: wrap; justify-content: center; }
  .problem-stat { grid-template-columns: 1fr; }
  .cta-actions { flex-direction: column; align-items: center; }
  .problem, .features, .how, .pricing, .cta-section { padding: 80px 24px; }
  .problem-quote { padding: 28px; }
}