/* ════════════════════════════════════════
   NightAgent — Style partagé
   ════════════════════════════════════════ */

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

:root {
  --bg: #ffffff;
  --surface: #f5f5f5;
  --surface2: #ebebeb;
  --border: #e0e0e0;
  --text: #0a0a0a;
  --muted: #7a7a7a;
  --accent: #0066ff;
  --accent-glow: rgba(0,102,255,0.35);
  --night-bg: #07080d;
  --night-surface: #0f1117;
  --night-border: #1e212b;
  --night-text: #f4f5f7;
  --night-muted: #8a8d99;
  --mono: 'JetBrains Mono', monospace;
}

html { scroll-behavior: smooth; color-scheme: light only; }

body {
  font-family: 'Bricolage Grotesque', sans-serif;
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

em {
  font-family: 'Bricolage Grotesque', sans-serif;
  font-style: normal;
  font-weight: 800;
  color: var(--accent);
}

a { color: inherit; }

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--text);
  text-decoration: none;
  transition: color 0.3s ease;
}

.logo-icon {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  display: block;
}

@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: 0.35; } }

.nav-links {
  display: flex;
  gap: 1.75rem;
  align-items: center;
}
.nav-link {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-link:hover { color: var(--text); }
.nav-link.active { color: var(--accent); }
@media (max-width: 720px) { .nav-links-mid { display: none; } }

.nav-cta {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 0.55rem 1.15rem;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}
.nav-cta:hover { transform: translateY(-1px); box-shadow: 0 4px 20px var(--accent-glow); }

/* ─── PAGE HEADER (pages internes) ─── */
.page-header {
  padding: 9rem 1.5rem 3.5rem;
  text-align: center;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.page-header .section-label { justify-content: center; display: flex; }
.page-header h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 0.75rem;
}
.page-header p {
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 300;
  max-width: 480px;
  margin: 0 auto;
  line-height: 1.6;
}

/* ─── SECTIONS GÉNÉRIQUES ─── */
.section { padding: 5rem 1.5rem; position: relative; }
.container { max-width: 1060px; margin: 0 auto; }

.section-label {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--muted);
  margin-bottom: 1rem;
  font-family: var(--mono);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.features-bg { background: var(--surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

/* ─── BOUTONS ─── */
.btn-primary {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 0.85rem 1.8rem;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 35px var(--accent-glow); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.85rem 1.8rem;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}
.btn-ghost:hover { border-color: var(--text); background: rgba(0,0,0,0.03); }

.btn-ghost-dark {
  background: transparent;
  color: var(--night-text);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 10px;
  padding: 0.85rem 1.8rem;
  font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-block;
}
.btn-ghost-dark:hover { border-color: rgba(255,255,255,0.4); background: rgba(255,255,255,0.05); }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── PRICING ─── */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; margin-top: 3rem; align-items: stretch; }
@media (max-width: 860px) { .pricing-grid { grid-template-columns: 1fr; } }
.pricing-card { background: var(--bg); border: 1px solid var(--border); border-radius: 18px; padding: 2rem; display: flex; flex-direction: column; position: relative; }
.pricing-card.featured { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent), 0 20px 50px rgba(0,102,255,0.12); }
.featured-badge { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); background: var(--accent); color: #fff; font-size: 0.68rem; font-weight: 700; padding: 4px 12px; border-radius: 20px; white-space: nowrap; }
.pricing-name { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin-bottom: 0.75rem; }
.pricing-price { font-size: 2.6rem; font-weight: 800; letter-spacing: -0.03em; }
.pricing-price sup { font-size: 1.2rem; vertical-align: 8px; font-weight: 700; }
.pricing-price sub { font-size: 0.85rem; color: var(--muted); font-weight: 400; vertical-align: 2px; }
.pricing-desc { font-size: 0.8rem; color: var(--muted); margin-top: 0.75rem; line-height: 1.5; font-weight: 300; min-height: 40px; }
.pricing-divider { border: none; border-top: 1px solid var(--border); margin: 1.5rem 0; }
.pricing-features { list-style: none; display: flex; flex-direction: column; gap: 0.7rem; flex: 1; margin-bottom: 1.5rem; }
.pricing-features li { font-size: 0.82rem; color: var(--text); padding-left: 1.4rem; position: relative; line-height: 1.4; }
.pricing-features li::before { content: '✓'; position: absolute; left: 0; color: var(--accent); font-weight: 700; }
.pricing-btn { width: 100%; border: none; border-radius: 10px; padding: 0.8rem; font-family: 'Bricolage Grotesque', sans-serif; font-size: 0.88rem; font-weight: 700; cursor: pointer; transition: all 0.2s; }
.pricing-btn.outline { background: transparent; border: 1.5px solid var(--border); color: var(--text); }
.pricing-btn.outline:hover { border-color: var(--text); }
.pricing-btn.accent { background: var(--accent); color: #fff; }
.pricing-btn.accent:hover { box-shadow: 0 8px 25px var(--accent-glow); transform: translateY(-1px); }

/* ─── FAQ ─── */
.faq { margin-top: 2.5rem; display: flex; flex-direction: column; gap: 0.6rem; }
.faq-item { border: 1px solid var(--border); border-radius: 12px; overflow: hidden; background: var(--bg); }
.faq-q { padding: 1.1rem 1.4rem; font-size: 0.88rem; font-weight: 600; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.faq-q span { color: var(--accent); font-size: 1.1rem; flex-shrink: 0; transition: transform 0.2s; }
.faq-item.open .faq-q span { transform: rotate(45deg); }
.faq-a { padding: 0 1.4rem; max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; font-size: 0.82rem; color: var(--muted); line-height: 1.6; font-weight: 300; }
.faq-item.open .faq-a { padding: 0 1.4rem 1.25rem; max-height: 320px; }

/* ─── FORMULAIRES (contact) ─── */
.form-card { background: var(--surface); border: 1px solid var(--border); border-radius: 18px; padding: 2.5rem; max-width: 560px; margin: 0 auto; }
.form-field { margin-bottom: 1.1rem; }
.form-field label { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); display: block; margin-bottom: 0.4rem; }
.form-field input, .form-field textarea {
  width: 100%; background: var(--bg); border: 1px solid var(--border); border-radius: 10px;
  padding: 0.75rem 1rem; color: var(--text); font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 0.88rem; outline: none; transition: border-color 0.2s; resize: vertical;
}
.form-field input:focus, .form-field textarea:focus { border-color: var(--accent); }
.form-field textarea { min-height: 120px; line-height: 1.5; }

/* ─── CONTACT INFO CARDS ─── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; align-items: start; margin-top: 3rem; }
@media (max-width: 760px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-info-card { background: var(--bg); border: 1px solid var(--border); border-radius: 14px; padding: 1.5rem; display: flex; gap: 1rem; align-items: flex-start; margin-bottom: 1rem; }
.contact-info-icon { width: 38px; height: 38px; border-radius: 10px; background: rgba(0,102,255,0.1); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
.contact-info-card h4 { font-size: 0.88rem; font-weight: 700; margin-bottom: 0.25rem; }
.contact-info-card p { font-size: 0.8rem; color: var(--muted); line-height: 1.5; font-weight: 300; }
.contact-info-card a { color: var(--accent); text-decoration: none; font-weight: 500; }

/* ─── LEGAL CONTENT ─── */
.legal-content { max-width: 720px; margin: 0 auto; }
.legal-content h2 { font-size: 1.2rem; font-weight: 700; letter-spacing: -0.02em; margin: 2.25rem 0 0.85rem; }
.legal-content h2:first-child { margin-top: 0; }
.legal-content p { font-size: 0.86rem; color: var(--muted); line-height: 1.7; font-weight: 300; margin-bottom: 0.75rem; }
.legal-content ul { padding-left: 1.4rem; margin-bottom: 0.75rem; }
.legal-content li { font-size: 0.86rem; color: var(--muted); line-height: 1.7; font-weight: 300; margin-bottom: 0.4rem; }
.legal-content strong { color: var(--text); font-weight: 600; }

/* ─── SIGNUP MODAL ─── */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.75); z-index: 200; backdrop-filter: blur(6px); align-items: center; justify-content: center; padding: 1.5rem; }
.modal-overlay.open { display: flex; }
.modal-box { background: #fff; border: 1px solid var(--border); border-radius: 20px; padding: 2.5rem; max-width: 460px; width: 100%; position: relative; animation: fadeUp 0.3s ease both; }
.modal-close { position: absolute; top: 1rem; right: 1.25rem; background: none; border: none; color: var(--muted); font-size: 1.3rem; cursor: pointer; line-height: 1; }
.modal-field { margin-bottom: 0.9rem; }
.modal-field label { font-size: 0.7rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); display: block; margin-bottom: 0.35rem; }
.modal-field input, .modal-field select {
  width: 100%; background: #fff; border: 1px solid var(--border); border-radius: 10px;
  padding: 0.7rem 1rem; color: var(--text); font-family: 'Bricolage Grotesque', sans-serif;
  font-size: 0.88rem; outline: none; transition: border-color 0.2s;
}
.modal-field input:focus, .modal-field select:focus { border-color: var(--accent); }
.modal-submit { width: 100%; margin-top: 1.25rem; padding: 0.85rem; background: var(--accent); color: #fff; border: none; border-radius: 10px; font-family: 'Bricolage Grotesque', sans-serif; font-size: 0.92rem; font-weight: 700; cursor: pointer; transition: all 0.2s; }
.modal-submit:hover { box-shadow: 0 8px 25px var(--accent-glow); }

/* ─── CTA FINAL ─── */
.cta-section {
  text-align: center;
  padding: 6rem 1.5rem;
  background: var(--surface);
  border-top: 1px solid var(--border);
  color: var(--text);
  position: relative;
  overflow: hidden;
}
.cta-glow { position: absolute; width: 600px; height: 600px; background: radial-gradient(circle, rgba(0,102,255,0.12) 0%, transparent 70%); top: 0; left: 50%; transform: translate(-50%, -50%); pointer-events: none; }
.cta-section h2 { font-size: clamp(1.8rem, 4.5vw, 3rem); font-weight: 800; letter-spacing: -0.035em; line-height: 1.15; margin-bottom: 1.25rem; position: relative; z-index: 1; }
.cta-section h2 em { color: var(--accent); }
.cta-section p { color: var(--muted); font-size: 0.95rem; font-weight: 300; max-width: 440px; margin: 0 auto 2.25rem; line-height: 1.6; position: relative; z-index: 1; }
.cta-section > div { position: relative; z-index: 1; }

/* ─── FOOTER ─── */
footer { padding: 3rem 1.5rem 2.5rem; text-align: center; background: var(--bg); border-top: 1px solid var(--border); color: var(--muted); }
.footer-logo { font-size: 1rem; font-weight: 800; color: var(--text); margin-bottom: 0.5rem; letter-spacing: -0.02em; display: flex; align-items: center; justify-content: center; gap: 8px; }
.footer-logo img { width: 26px; height: 26px; border-radius: 7px; }
.footer-links { display: flex; gap: 1.5rem; justify-content: center; margin: 1rem 0; flex-wrap: wrap; }
.footer-links a { color: var(--muted); font-size: 0.78rem; text-decoration: none; }
.footer-links a:hover { color: var(--text); }
.footer-note { font-size: 0.72rem; font-weight: 300; }

/* ─── REVEAL ANIMATIONS ─── */
.reveal { opacity: 1; transform: translateY(0); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.pre-animate { opacity: 0; transform: translateY(24px); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.stagger-1.visible { transition-delay: 0.05s; }
.stagger-2.visible { transition-delay: 0.12s; }
.stagger-3.visible { transition-delay: 0.19s; }
.stagger-4.visible { transition-delay: 0.26s; }