/* PrestigeOps — Design system partagé */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

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

:root {
  --black:    #0d0d0d;
  --dark:     #1c1c1c;
  --mid:      #4a4a4a;
  --light:    #8a8a8a;
  --faint:    #c0c0c0;
  --border:   #e4e4e4;
  --bg:       #f7f7f5;
  --white:    #ffffff;
  --accent:   #c8a96e;
  --accent-l: #e8d5a8;

  --font: "Inter", system-ui, -apple-system, sans-serif;
  --max: 1080px;
  --wrap: 720px;
  --radius: 2px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--white);
  color: var(--black);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ── Nav ─────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.93);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  z-index: 200;
}
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.nav-logo {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.4px;
  color: var(--black);
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo em { color: var(--accent); font-style: normal; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}
.nav-links a {
  font-size: 14px;
  font-weight: 500;
  color: var(--mid);
  text-decoration: none;
  padding: 6px 14px;
  transition: color 0.15s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--black); }
.nav-cta {
  font-size: 13px;
  font-weight: 600;
  color: var(--white);
  background: var(--black);
  padding: 9px 20px;
  text-decoration: none;
  transition: opacity 0.15s;
  flex-shrink: 0;
}
.nav-cta:hover { opacity: 0.8; }

/* burger mobile */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav-burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--black);
  transition: transform 0.2s, opacity 0.2s;
}
/* burger animé quand menu ouvert */
.nav-burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.is-open span:nth-child(2) { opacity: 0; }
.nav-burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* menu mobile déroulant */
.nav-links.is-open {
  display: flex !important;
  flex-direction: column;
  position: absolute;
  top: 60px;
  left: 0;
  right: 0;
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 8px 0 20px;
  z-index: 199;
  box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}
.nav-links.is-open a {
  padding: 12px 28px;
  font-size: 15px;
  border-bottom: 1px solid var(--border);
}
.nav-links.is-open a:last-child { border-bottom: none; }

/* ── Containers ──────────────────────────────────────────── */
.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
}
.container--narrow {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
}

/* ── Sections ────────────────────────────────────────────── */
.section {
  padding: 80px 0;
}
.section--sm { padding: 56px 0; }
.section--lg { padding: 112px 0; }
.section--border { border-bottom: 1px solid var(--border); }
.section--bg { background: var(--bg); }
.section--dark {
  background: var(--black);
  color: var(--white);
}

/* ── Labels & headings ───────────────────────────────────── */
.label {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
h1 {
  font-size: clamp(30px, 5vw, 52px);
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1.1;
  color: var(--black);
}
h2 {
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 700;
  letter-spacing: -0.8px;
  line-height: 1.2;
  color: var(--black);
  margin-bottom: 16px;
}
h3 {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.2px;
  color: var(--black);
  margin-bottom: 8px;
}
.lead {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--mid);
  line-height: 1.55;
  max-width: 580px;
  margin-top: 16px;
}
p {
  font-size: 15.5px;
  color: var(--mid);
  line-height: 1.65;
  margin-bottom: 14px;
}
p:last-child { margin-bottom: 0; }

/* dark section overrides */
.section--dark h2,
.section--dark h3,
.section--dark .label { color: var(--white); }
.section--dark p { color: #999; }

/* ── Boutons ─────────────────────────────────────────────── */
.btn {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  padding: 13px 26px;
  transition: opacity 0.15s, background 0.15s, color 0.15s;
  cursor: pointer;
  border: none;
}
.btn--primary {
  background: var(--black);
  color: var(--white);
}
.btn--primary:hover { opacity: 0.8; }
.btn--outline {
  background: transparent;
  color: var(--black);
  border: 1.5px solid var(--black);
}
.btn--outline:hover {
  background: var(--black);
  color: var(--white);
}
.btn--ghost {
  background: transparent;
  color: var(--mid);
  border: 1.5px solid var(--border);
}
.btn--ghost:hover {
  border-color: var(--black);
  color: var(--black);
}
.btn--white {
  background: var(--white);
  color: var(--black);
}
.btn--white:hover { opacity: 0.88; }
.btn--lg {
  font-size: 15px;
  padding: 16px 32px;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

/* ── Hero ────────────────────────────────────────────────── */
.hero {
  padding: 100px 0 88px;
  border-bottom: 1px solid var(--border);
}
.hero--inner {
  padding: 72px 0 64px;
  border-bottom: 1px solid var(--border);
}
.hero h1 { margin-bottom: 20px; }
.hero-note {
  display: block;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.5px;
  color: var(--faint);
  margin-top: 18px;
}

/* ── Cards ───────────────────────────────────────────────── */
.card-grid {
  display: grid;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 40px;
}
.card-grid--2 { grid-template-columns: repeat(2, 1fr); }
.card-grid--3 { grid-template-columns: repeat(3, 1fr); }
.card {
  background: var(--white);
  padding: 28px 26px;
}
.card-icon {
  width: 36px;
  height: 36px;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  font-size: 17px;
}
.card h3 { margin-bottom: 8px; }
.card p { font-size: 14px; margin: 0; color: var(--light); }

/* ── Steps ───────────────────────────────────────────────── */
.steps {
  list-style: none;
  margin-top: 36px;
  counter-reset: step;
}
.step {
  counter-increment: step;
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 24px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}
.step:first-child { border-top: 1px solid var(--border); }
.step-num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--accent);
  padding-top: 3px;
}
.step-body h3 { margin-bottom: 6px; }
.step-body p { font-size: 14.5px; margin: 0; }

/* ── Callout / quote ─────────────────────────────────────── */
.callout {
  border-left: 3px solid var(--accent);
  padding: 18px 24px;
  margin: 32px 0;
  background: var(--bg);
}
.callout p {
  font-size: 16px;
  color: var(--dark);
  font-style: italic;
  margin: 0;
  line-height: 1.55;
}
.callout-source {
  font-size: 12px;
  color: var(--light);
  margin-top: 10px;
  font-style: normal;
  font-weight: 600;
  display: block;
}

/* ── Tag badges ──────────────────────────────────────────── */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}
.tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  padding: 4px 10px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--mid);
}

/* ── Stat row ────────────────────────────────────────────── */
.stat-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin: 40px 0;
}
.stat {
  background: var(--white);
  padding: 28px 24px;
  text-align: center;
}
.stat-value {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -1.5px;
  color: var(--black);
  display: block;
  margin-bottom: 4px;
}
.stat-label {
  font-size: 12px;
  color: var(--light);
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}

/* ── Timeline ────────────────────────────────────────────── */
.timeline {
  margin-top: 40px;
  position: relative;
}
.timeline-item {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  align-items: start;
}
.timeline-item:first-child { border-top: 1px solid var(--border); }
.timeline-phase {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--light);
  padding-top: 3px;
}
.timeline-phase.current { color: var(--accent); }
.timeline-badge {
  display: inline-block;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 8px;
  background: var(--accent);
  color: var(--white);
  letter-spacing: 0.5px;
  margin-top: 6px;
}
.timeline-body h3 { margin-bottom: 4px; }
.timeline-body p { font-size: 14px; color: var(--light); margin: 0; }

/* ── FAQ ─────────────────────────────────────────────────── */
.faq { margin-top: 36px; }
.faq-item {
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.faq-item:first-child { border-top: 1px solid var(--border); }
.faq-q {
  font-size: 15px;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 10px;
}
.faq-a { font-size: 14.5px; color: var(--mid); margin: 0; }

/* ── CTA banner ──────────────────────────────────────────── */
.cta-banner {
  background: var(--black);
  color: var(--white);
  text-align: center;
  padding: 80px 28px;
}
.cta-banner h2 { color: var(--white); }
.cta-banner p { color: #888; max-width: 480px; margin: 12px auto 0; }
.cta-banner .btn-group { justify-content: center; margin-top: 32px; }

/* ── Contact page ────────────────────────────────────────── */
.contact-email {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 700;
  color: var(--black);
  text-decoration: none;
  letter-spacing: -0.5px;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 2px;
  transition: opacity 0.15s;
}
.contact-email:hover { opacity: 0.7; }

.info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 36px;
}
.info-item {
  background: var(--white);
  padding: 24px 22px;
}
.info-item .info-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
  display: block;
}
.info-item p { font-size: 14px; color: var(--dark); margin: 0; }

/* ── Two-column layout ───────────────────────────────────── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.two-col--wide { grid-template-columns: 5fr 4fr; }

/* ── Check list ──────────────────────────────────────────── */
.checklist {
  list-style: none;
  margin-top: 16px;
}
.checklist li {
  font-size: 15px;
  color: var(--mid);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.checklist li::before {
  content: "—";
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* ── Niche cards ─────────────────────────────────────────── */
.niche-card {
  border: 1px solid var(--border);
  padding: 32px;
  margin-top: 24px;
}
.niche-card + .niche-card { margin-top: 0; border-top: none; }
.niche-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.niche-card h3 { margin: 0; font-size: 18px; }
.niche-priority {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 3px 10px;
  border: 1px solid var(--accent);
  color: var(--accent);
}

/* ── Footer ──────────────────────────────────────────────── */
.footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 40px 0;
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 28px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: start;
}
.footer-logo {
  font-size: 15px;
  font-weight: 800;
  color: var(--black);
  text-decoration: none;
  display: block;
  margin-bottom: 8px;
}
.footer-logo em { color: var(--accent); font-style: normal; }
.footer-tagline {
  font-size: 13px;
  color: var(--light);
  margin: 0;
}
.footer-links {
  display: flex;
  gap: 24px;
  list-style: none;
  flex-wrap: wrap;
}
.footer-links a {
  font-size: 13px;
  color: var(--light);
  text-decoration: none;
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--black); }
.footer-bottom {
  max-width: var(--max);
  margin: 24px auto 0;
  padding: 20px 28px 0;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom p {
  font-size: 12px;
  color: var(--faint);
  margin: 0;
}
.footer-bottom a { color: var(--faint); text-decoration: none; }
.footer-bottom a:hover { color: var(--mid); }

/* ── Divider ─────────────────────────────────────────────── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 40px 0;
}

/* ── Utilities ───────────────────────────────────────────── */
.mt-sm  { margin-top: 16px; }
.mt-md  { margin-top: 28px; }
.mt-lg  { margin-top: 48px; }
.mb-md  { margin-bottom: 28px; }
.text-center { text-align: center; }
.text-light { color: var(--light); }
.max-480 { max-width: 480px; }
.max-600 { max-width: 600px; }

/* ── Responsive ──────────────────────────────────────────── */
@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-burger { display: flex; }
  .card-grid--3 { grid-template-columns: 1fr; }
  .card-grid--2 { grid-template-columns: 1fr; }
  .stat-row { grid-template-columns: 1fr; }
  .two-col, .two-col--wide { grid-template-columns: 1fr; gap: 40px; }
  .info-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .timeline-item { grid-template-columns: 100px 1fr; }
}

@media (max-width: 540px) {
  .hero { padding: 64px 0 56px; }
  .section { padding: 56px 0; }
  .section--lg { padding: 72px 0; }
  .step { grid-template-columns: 40px 1fr; gap: 16px; }
  .timeline-item { grid-template-columns: 1fr; gap: 6px; }
  .btn--lg { padding: 14px 24px; }
  .container, .container--narrow { padding: 0 18px; }
  .nav-inner { padding: 0 18px; }
}