:root {
  --bg: #FFFFFF;
  --fg: #1C1C1C;
  --fg-muted: #666666;
  --accent: #D4561E;
  --accent-dark: #B3471A;
  --teal: #2C5F5F;
  --warm-brown: #8B5E3C;
  --forest: #4A7C59;
  --surface: #FFFFFF;
  --border: #E5E5E5;
  --shadow: rgba(28,28,28,0.08);
  --radius: 12px;
  --radius-lg: 20px;
}

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

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Satoshi', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Clash Display', sans-serif;
  line-height: 1.15;
  font-weight: 700;
}

/* NAV */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.nav-logo {
  font-family: 'Clash Display', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--fg);
  letter-spacing: -0.02em;
}

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

.nav-links a {
  color: var(--fg-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.15s;
}

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

/* HERO */
.hero {
  padding: 80px 24px 72px;
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.hero-headline {
  font-size: clamp(2.2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--fg);
  letter-spacing: -0.035em;
  margin-bottom: 20px;
  line-height: 1.1;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 460px;
  font-family: 'Satoshi', sans-serif;
}

.hero-cta {
  display: inline-block;
  padding: 14px 28px;
  background: var(--accent);
  color: white;
  border-radius: 100px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: background 0.15s;
  font-family: 'Satoshi', sans-serif;
}

.hero-cta:hover {
  background: var(--accent-dark);
  color: white;
}

.hero-image {
  width: 100%;
  border-radius: var(--radius-lg);
  object-fit: cover;
  aspect-ratio: 4/3;
  box-shadow: 0 8px 40px var(--shadow);
}

/* SECTION SHARED */
.section-eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.025em;
  color: var(--fg);
  margin-bottom: 16px;
}

/* PROOF / HOW IT WORKS */
.proof {
  padding: 72px 24px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.proof-inner {
  max-width: 1100px;
  margin: 0 auto;
}

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

.proof-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.step {
  flex: 1;
}

.step-number {
  font-family: 'Clash Display', sans-serif;
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--accent);
  opacity: 0.25;
  margin-bottom: 16px;
  letter-spacing: -0.04em;
}

.step-content h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--fg);
}

.step-content p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.65;
  font-family: 'Satoshi', sans-serif;
}

.step-connector {
  width: 60px;
  height: 1px;
  background: var(--border);
  margin-top: 24px;
  flex-shrink: 0;
}

/* PERSONAS */
.personas {
  padding: 80px 24px;
}

.personas-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.personas-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 560px;
  margin-bottom: 48px;
  line-height: 1.65;
  font-family: 'Satoshi', sans-serif;
}

.persona-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.persona-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 0;
  transition: box-shadow 0.2s, transform 0.2s;
  text-decoration: none;
}

.persona-card:hover {
  box-shadow: 0 8px 32px var(--shadow);
  transform: translateY(-2px);
}

.persona-card-featured {
  border-color: var(--accent);
  box-shadow: 0 4px 20px rgba(212,86,30,0.1);
  grid-column: span 2;
  flex-direction: row;
  gap: 32px;
}

.persona-card-featured .persona-top {
  flex-shrink: 0;
}

.persona-card-featured .persona-body {
  border-left: 1px solid var(--border);
  padding-left: 32px;
  flex: 1;
}

.persona-card-featured .persona-footer {
  border-top: none;
  padding-top: 0;
  align-items: flex-end;
}

.persona-top {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 20px;
}

.persona-avatar-large {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Clash Display', sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  color: white;
  flex-shrink: 0;
}

.persona-name {
  font-family: 'Clash Display', sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--fg);
}

.persona-title {
  font-size: 0.9rem;
  color: var(--fg-muted);
  margin-bottom: 6px;
  font-family: 'Satoshi', sans-serif;
}

.persona-tool {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--teal);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(44,95,95,0.1);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: 'Satoshi', sans-serif;
}

.persona-desc {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.65;
  margin-bottom: 18px;
  font-family: 'Satoshi', sans-serif;
}

.persona-specs {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.persona-specs li {
  font-size: 0.85rem;
  color: var(--fg-muted);
  padding-left: 16px;
  position: relative;
  font-family: 'Satoshi', sans-serif;
}

.persona-specs li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.6;
}

.persona-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  padding-top: 18px;
  margin-top: auto;
}

.persona-price {
  font-family: 'Clash Display', sans-serif;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent);
}

.persona-format {
  font-size: 0.8rem;
  color: var(--fg-muted);
  font-family: 'Satoshi', sans-serif;
}

/* PRICING */
.pricing {
  padding: 80px 24px;
  background: var(--fg);
}

.pricing-inner {
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.pricing .section-eyebrow { color: rgba(255,255,255,0.5); }
.pricing .section-title { color: white; }

.pricing-card {
  background: #2A2A2A;
  border-radius: var(--radius-lg);
  padding: 40px 48px;
  margin-bottom: 40px;
  text-align: left;
}

.pricing-amount {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 24px;
}

.pricing-number {
  font-family: 'Clash Display', sans-serif;
  font-size: 4rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.05em;
}

.pricing-per {
  font-size: 1rem;
  color: rgba(255,255,255,0.5);
}

.pricing-divider {
  height: 1px;
  background: rgba(255,255,255,0.1);
  margin-bottom: 24px;
}

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

.pricing-features li {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.8);
  padding-left: 20px;
  position: relative;
}

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

.pricing-note {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.4);
  font-style: italic;
}

.pricing-contrast {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contrast-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 20px;
  background: rgba(255,255,255,0.05);
  border-radius: 8px;
}

.contrast-item-highlight {
  background: rgba(212,86,30,0.15);
  border: 1px solid rgba(212,86,30,0.3);
}

.contrast-label {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.7);
}

.contrast-item-highlight .contrast-label { color: white; font-weight: 600; }

.contrast-cost {
  font-family: 'Clash Display', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
}

.contrast-item-highlight .contrast-cost { color: var(--accent); }

/* CLOSING */
.closing {
  padding: 80px 24px 96px;
  background: var(--surface);
  border-top: 1px solid var(--border);
}

.closing-inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.closing-stat {
  font-family: 'Clash Display', sans-serif;
  font-size: clamp(4rem, 8vw, 6rem);
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.05em;
  line-height: 1;
  margin-bottom: 20px;
}

.closing-stat-label {
  font-size: 1.05rem;
  color: var(--fg-muted);
  margin-bottom: 48px;
  display: block;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  font-family: 'Satoshi', sans-serif;
}

.closing-headline {
  font-size: clamp(1.5rem, 3vw, 2rem);
  color: var(--fg);
  letter-spacing: -0.025em;
  margin-bottom: 20px;
  line-height: 1.25;
}

.closing-body {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto;
  font-family: 'Satoshi', sans-serif;
}

/* FOOTER */
.footer {
  padding: 40px 24px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-logo {
  font-family: 'Clash Display', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  color: var(--fg);
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-muted);
  margin-top: 4px;
  font-family: 'Satoshi', sans-serif;
}

.footer-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 4px;
}

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

/* PROBLEME */
.probleme {
  padding: 80px 24px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.probleme-headline {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  letter-spacing: -0.025em;
  color: var(--fg);
  margin-bottom: 32px;
  line-height: 1.15;
}

.probleme-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.probleme-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 1.05rem;
  color: var(--fg-muted);
  font-family: 'Satoshi', sans-serif;
  line-height: 1.5;
}

.probleme-dash {
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

.probleme-reality {
  border-top: 1px solid var(--border);
  padding-top: 32px;
}

.probleme-reality-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 10px;
  font-family: 'Satoshi', sans-serif;
}

.probleme-reality p {
  font-size: 1.05rem;
  color: var(--fg);
  line-height: 1.65;
  font-family: 'Satoshi', sans-serif;
}

/* CRÉDIBILITÉ */
.credibilite {
  padding: 80px 24px;
  background: #F8F6F1;
}

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

.credibilite-items {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.credibilite-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.credibilite-stat {
  font-family: 'Clash Display', sans-serif;
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.04em;
  flex-shrink: 0;
}

.credibilite-text {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.6;
  font-family: 'Satoshi', sans-serif;
}

/* FAQ */
.faq {
  padding: 80px 24px;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-item:first-child {
  border-top: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: 20px 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-family: 'Clash Display', sans-serif;
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--fg);
}

.faq-question:hover {
  color: var(--accent);
}

.faq-toggle {
  font-size: 1.2rem;
  color: var(--fg-muted);
  transition: transform 0.2s;
  flex-shrink: 0;
}

.faq-item[open] .faq-toggle {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 0 20px;
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
  font-family: 'Satoshi', sans-serif;
}

.faq-answer p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
  font-family: 'Satoshi', sans-serif;
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-right {
    order: -1;
  }

  .proof-steps {
    flex-direction: column;
    gap: 32px;
  }

  .step-connector {
    display: none;
  }

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

  .persona-card-featured {
    flex-direction: column;
    grid-column: span 1;
  }

  .persona-card-featured .persona-body {
    border-left: none;
    border-top: 1px solid var(--border);
    padding-left: 0;
    padding-top: 20px;
  }

  .pricing-card {
    padding: 28px 24px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 20px;
    text-align: center;
  }

  .footer-meta {
    align-items: center;
  }
}

/* CATALOG */
.catalog {
  padding: 80px 24px;
}

.catalog-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.catalog-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 560px;
  margin-bottom: 40px;
  line-height: 1.65;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 32px;
}

.filter-btn {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--fg-muted);
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.filter-btn:hover {
  border-color: var(--fg-muted);
  color: var(--fg);
}

.filter-btn.active {
  background: var(--fg);
  color: white;
  border-color: var(--fg);
}

/* AGENT DETAIL */
.agent-detail-hero {
  padding: 64px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.agent-detail-hero-inner {
  max-width: 800px;
  margin: 0 auto;
}

.back-link {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--fg-muted);
  text-decoration: none;
  margin-bottom: 32px;
  transition: color 0.15s;
}

.back-link:hover {
  color: var(--fg);
}

.agent-detail-header {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 20px;
}

.agent-detail-name {
  font-family: 'Clash Display', sans-serif;
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--fg);
  margin-bottom: 4px;
}

.agent-detail-role {
  font-size: 1rem;
  color: var(--fg-muted);
  margin-bottom: 10px;
}

.agent-detail-tagline {
  font-size: 1.15rem;
  color: var(--fg-muted);
  line-height: 1.6;
  margin-bottom: 12px;
}

.agent-detail-desc {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* CONFIG GUIDE */
.config-guide {
  padding: 64px 24px;
}

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

.guide-text {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 16px;
  font-family: 'Satoshi', sans-serif;
}

.guide-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

.guide-list li {
  font-size: 0.9rem;
  color: var(--fg-muted);
  padding-left: 16px;
  position: relative;
  line-height: 1.6;
}

.guide-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.6;
}

.code-block {
  background: #1C1C1C;
  color: #F8F6F1;
  border-radius: var(--radius);
  padding: 20px 24px;
  font-size: 0.85rem;
  font-family: 'Courier New', monospace;
  white-space: pre-wrap;
  word-break: break-word;
  margin-bottom: 16px;
  line-height: 1.65;
}

.chat-block {
  border-radius: var(--radius);
  padding: 16px 20px;
  margin-bottom: 12px;
}

.chat-block.user {
  background: rgba(212,86,30,0.08);
  border-left: 3px solid var(--accent);
}

.chat-block.assistant {
  background: rgba(44,95,95,0.08);
  border-left: 3px solid var(--teal);
}

.chat-label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
  margin-bottom: 6px;
}

.chat-block p {
  font-size: 0.9rem;
  color: var(--fg);
  line-height: 1.65;
  white-space: pre-wrap;
}

/* HIRE SECTION */
.hire-section {
  padding: 48px 24px;
  text-align: center;
  border-top: 1px solid var(--border);
}

.hire-invoke {
  font-size: 1rem;
  color: var(--fg-muted);
  margin-bottom: 20px;
}

.hire-trigger {
  display: inline-block;
  padding: 14px 32px;
  background: var(--accent);
  color: white;
  border-radius: 100px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  font-family: 'Satoshi', sans-serif;
  transition: background 0.15s;
}

.hire-trigger:hover {
  background: var(--accent-dark);
}

.hire-unlock {
  margin-top: 24px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: none;
}

.hire-unlock p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

.btn-hire {
  padding: 12px 24px;
  background: var(--fg);
  color: white;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: not-allowed;
  opacity: 0.6;
  font-family: 'Satoshi', sans-serif;
}

/* RESPONSIVE */
@media (max-width: 480px) {
  .hero {
    padding: 48px 20px 56px;
  }

  .nav-links {
    gap: 20px;
  }

  .hero-tools {
    gap: 6px;
  }

  .agent-detail-header {
    flex-direction: column;
  }
}

@media (max-width: 768px) {
  .agent-detail-hero-inner,
  .config-guide-inner {
    padding-left: 0;
    padding-right: 0;
  }
}