:root {
  --bg-dark: #0b0f14;
  --bg-dark-2: #121820;
  --accent: #2ee6a6;
  --accent-dim: rgba(46, 230, 166, 0.14);
  --text: #0f1419;
  --text-inv: #f3f6f8;
  --muted: #5c6b7a;
  --muted-inv: #9aa8b5;
  --line: #e3e8ee;
  --line-dark: rgba(255,255,255,.1);
  --surface: #f5f7fa;
  --white: #fff;
  --radius: 14px;
  --max: 1120px;
  --font: "Outfit", system-ui, sans-serif;
  --mono: "DM Mono", ui-monospace, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--text);
  background: var(--white);
  line-height: 1.55;
  font-size: 1.05rem;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
.wrap { width: min(var(--max), calc(100% - 2.5rem)); margin-inline: auto; }
.mono { font-family: var(--mono); letter-spacing: .02em; }

/* Announcement */
.announce {
  background: var(--bg-dark);
  color: var(--muted-inv);
  font-size: .8rem;
  text-align: center;
  padding: .55rem 1rem;
  border-bottom: 1px solid var(--line-dark);
}
.announce strong { color: var(--accent); font-weight: 500; }

/* Header */
.header {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(14px);
  background: rgba(11,15,20,.82);
  border-bottom: 1px solid var(--line-dark);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; min-height: 4.25rem;
}
.logo {
  display: flex; align-items: center; gap: .7rem;
  color: var(--text-inv); font-weight: 600; letter-spacing: -.02em;
}
.logo img {
  width: 36px; height: 36px; border-radius: 9px; object-fit: cover;
  box-shadow: 0 0 0 1px rgba(46,230,166,.35);
}
.nav { display: flex; align-items: center; gap: 1.35rem; }
.nav a { color: var(--muted-inv); font-size: .95rem; transition: color .2s; }
.nav a:hover, .nav a.is-active { color: var(--text-inv); }
.nav-cta {
  display: inline-flex; align-items: center; gap: .4rem;
  background: var(--accent); color: #06261a !important;
  padding: .55rem 1rem; border-radius: 999px; font-weight: 600; font-size: .9rem;
}
.nav-toggle {
  display: none; background: none; border: 1px solid var(--line-dark);
  color: var(--text-inv); border-radius: 10px; padding: .45rem .7rem; font: inherit;
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
  padding: .85rem 1.25rem; border-radius: 999px; font-weight: 600; font-size: .95rem;
  border: 0; cursor: pointer; transition: transform .15s, background .2s, color .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: #06261a; }
.btn-ghost {
  background: transparent; color: var(--text-inv);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.28);
}
.btn-dark { background: var(--bg-dark); color: var(--text-inv); }
.btn-line {
  background: transparent; color: var(--text);
  box-shadow: inset 0 0 0 1px var(--line);
}

/* Hero */
.hero {
  position: relative; isolation: isolate;
  background: var(--bg-dark); color: var(--text-inv);
  min-height: min(92vh, 820px);
  display: grid; align-items: end;
  overflow: hidden;
}
.hero-media {
  position: absolute; inset: 0; z-index: -2;
}
.hero-media img {
  width: 100%; height: 100%; object-fit: cover; opacity: .55;
  filter: saturate(1.05) contrast(1.05);
}
.hero-media::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(11,15,20,.35) 0%, rgba(11,15,20,.72) 48%, rgba(11,15,20,.96) 100%),
    radial-gradient(900px 480px at 80% 20%, rgba(46,230,166,.18), transparent 60%);
}
.hero-inner { padding: 7rem 0 4.5rem; }
.eyebrow {
  display: inline-flex; gap: .55rem; align-items: center;
  font-family: var(--mono); font-size: .78rem; color: var(--accent);
  text-transform: uppercase; letter-spacing: .12em; margin-bottom: 1.1rem;
}
.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.4rem);
  line-height: 1.02; letter-spacing: -.04em;
  max-width: 11ch; font-weight: 600; margin: 0 0 1rem;
}
.hero h1 span { color: var(--accent); }
.hero-lead {
  max-width: 36rem; color: var(--muted-inv); font-size: 1.12rem; margin: 0 0 1.8rem;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: .8rem; margin-bottom: 2.8rem; }
.hero-stats {
  display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 1rem;
  border-top: 1px solid var(--line-dark); padding-top: 1.4rem;
}
.hero-stats div strong {
  display: block; font-size: 1.55rem; letter-spacing: -.03em; font-weight: 600;
}
.hero-stats div span { color: var(--muted-inv); font-size: .88rem; }

/* Sections */
.section { padding: 5rem 0; }
.section-dark { background: var(--bg-dark-2); color: var(--text-inv); }
.section-soft { background: var(--surface); }
.section-head { max-width: 40rem; margin-bottom: 2.4rem; }
.section-head h2 {
  margin: 0 0 .7rem; font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  letter-spacing: -.03em; line-height: 1.1; font-weight: 600;
}
.section-head p { margin: 0; color: var(--muted); }
.section-dark .section-head p { color: var(--muted-inv); }

.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1.2rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 1.2rem; }

.card {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
  transition: border-color .2s, transform .2s;
}
.card:hover { border-color: #c9d4df; transform: translateY(-2px); }
.card-media { aspect-ratio: 4/3; background: #dfe5ec; overflow: hidden; }
.card-media img { width: 100%; height: 100%; object-fit: cover; }
.card-body { padding: 1.2rem 1.25rem 1.4rem; }
.card-body .tag {
  font-family: var(--mono); font-size: .72rem; color: #0f7a56;
  background: var(--accent-dim); display: inline-block;
  padding: .25rem .5rem; border-radius: 999px; margin-bottom: .7rem;
}
.card-body h3 { margin: 0 0 .45rem; font-size: 1.15rem; letter-spacing: -.02em; }
.card-body p { margin: 0; color: var(--muted); font-size: .95rem; }

.promise {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem;
}
.promise article {
  padding: 1.4rem; border-radius: var(--radius);
  background: rgba(255,255,255,.03); border: 1px solid var(--line-dark);
}
.promise h3 { margin: 0 0 .5rem; font-size: 1.15rem; }
.promise p { margin: 0; color: var(--muted-inv); font-size: .95rem; }

.tiers { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; }
.tier {
  border-radius: var(--radius); padding: 1.5rem;
  border: 1px solid var(--line); background: var(--white);
}
.tier.featured {
  background: var(--bg-dark); color: var(--text-inv);
  border-color: transparent;
  box-shadow: 0 18px 50px rgba(11,15,20,.18);
}
.tier h3 { margin: 0 0 .35rem; font-size: 1.35rem; }
.tier .price-line { font-family: var(--mono); font-size: .8rem; color: var(--muted); margin-bottom: 1rem; }
.tier.featured .price-line { color: var(--accent); }
.tier ul { margin: 0; padding-left: 1.1rem; color: var(--muted); }
.tier.featured ul { color: var(--muted-inv); }
.tier li { margin: .35rem 0; }

/* Catalogue */
.filters {
  display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.5rem;
}
.chip {
  border: 1px solid var(--line); background: var(--white);
  border-radius: 999px; padding: .45rem .85rem; font: inherit; font-size: .88rem; cursor: pointer;
}
.chip.is-on { background: var(--bg-dark); color: var(--text-inv); border-color: var(--bg-dark); }
.product-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1rem; }
.product {
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.15rem; background: var(--white); display: flex; flex-direction: column; gap: .55rem;
}
.product .ref { font-family: var(--mono); font-size: .75rem; color: var(--muted); }
.product h3 { margin: 0; font-size: 1.05rem; letter-spacing: -.02em; }
.product p { margin: 0; color: var(--muted); font-size: .9rem; flex: 1; }
.product .meta { display: flex; justify-content: space-between; gap: .5rem; align-items: baseline; }
.product .prix { font-weight: 650; font-size: 1.15rem; }
.badge {
  font-family: var(--mono); font-size: .7rem; padding: .2rem .45rem; border-radius: 999px;
}
.badge-ok { background: #e5faf1; color: #0f7a56; }
.badge-low { background: #fff4d6; color: #8a6200; }
.badge-out { background: #fde8e8; color: #a12626; }

/* FAQ */
.faq details {
  border-top: 1px solid var(--line); padding: 1rem 0;
}
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer; font-weight: 600; list-style: none;
  display: flex; justify-content: space-between; gap: 1rem;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--muted); font-weight: 400; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); margin: .75rem 0 0; }

/* Copilot slot */
.copilot-slot {
  margin-top: 2rem; border-radius: calc(var(--radius) + 4px);
  border: 1px dashed #b7c4d1; background: linear-gradient(180deg, #fbfcfd, #f0f4f8);
  min-height: 420px; padding: 1.25rem; position: relative; overflow: hidden;
}
.copilot-slot .slot-label {
  font-family: var(--mono); font-size: .75rem; color: var(--muted);
  text-transform: uppercase; letter-spacing: .1em; margin-bottom: .8rem;
}
.copilot-frame {
  width: 100%; min-height: 360px; border: 0; border-radius: 12px;
  background: var(--white); box-shadow: 0 10px 40px rgba(15,20,25,.06);
}
.copilot-placeholder {
  min-height: 360px; display: grid; place-items: center; text-align: center;
  padding: 2rem; color: var(--muted);
}
.copilot-placeholder strong { display: block; color: var(--text); font-size: 1.15rem; margin-bottom: .4rem; }

/* Form */
.form {
  display: grid; gap: .9rem; max-width: 36rem;
}
.form label { display: grid; gap: .35rem; font-size: .9rem; font-weight: 500; }
.form input, .form select, .form textarea {
  font: inherit; padding: .8rem .9rem; border-radius: 12px;
  border: 1px solid var(--line); background: var(--white);
}
.form textarea { min-height: 130px; resize: vertical; }
.form .note { font-size: .85rem; color: var(--muted); }

/* Footer */
.footer {
  background: var(--bg-dark); color: var(--muted-inv); padding: 3.5rem 0 2rem;
  border-top: 1px solid var(--line-dark);
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 1.5rem; margin-bottom: 2rem;
}
.footer strong { color: var(--text-inv); display: block; margin-bottom: .7rem; }
.footer a { color: var(--muted-inv); }
.footer a:hover { color: var(--accent); }
.footer-legal {
  border-top: 1px solid var(--line-dark); padding-top: 1rem;
  font-size: .82rem; display: flex; flex-wrap: wrap; gap: .75rem 1.25rem;
  justify-content: space-between;
}
.fictive {
  color: var(--accent); font-family: var(--mono); font-size: .78rem;
}

/* CTA band */
.cta-band {
  padding: 3.5rem 0; background: var(--bg-dark); color: var(--text-inv); text-align: center;
}
.cta-band h2 { margin: 0 0 .7rem; font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -.03em; }
.cta-band p { margin: 0 auto 1.4rem; max-width: 34rem; color: var(--muted-inv); }

@media (max-width: 900px) {
  .hero-stats, .grid-3, .promise, .tiers, .product-grid, .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav { display: none; }
  .nav.is-open {
    display: flex; flex-direction: column; align-items: flex-start;
    position: absolute; right: 1.25rem; top: 4.4rem;
    background: #121820; border: 1px solid var(--line-dark);
    padding: 1rem; border-radius: 14px; min-width: 220px;
  }
  .nav-toggle { display: inline-flex; }
  .hero h1 { max-width: none; }
}
@media (max-width: 640px) {
  .hero-stats, .grid-3, .promise, .tiers, .product-grid, .footer-grid, .grid-2 { grid-template-columns: 1fr; }
  .hero-inner { padding-top: 5rem; }
}