/* CHATONS 53 — feuille de style
   Sans dépendance externe : polices système uniquement (respect vie privée). */

:root {
  --bg:        #fdfcf9;
  --bg-alt:    #f3efe6;
  --ink:       #232021;
  --ink-soft:  #5a5350;
  --brand:     #e07a5f;   /* terracotta chaleureux */
  --brand-dk:  #c95f44;
  --accent:    #3d8a7a;   /* vert / sapin */
  --accent-dk: #2f6b5e;
  --line:      #e3ddd1;
  --bad:       #b04a3a;
  --radius:    14px;
  --maxw:      1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; scroll-padding-top: 70px; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent-dk); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3 { line-height: 1.2; font-weight: 800; letter-spacing: -0.01em; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 1.4rem; }

/* ---------- Boutons ---------- */
.btn {
  display: inline-block;
  padding: .85rem 1.5rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  transition: transform .12s ease, box-shadow .12s ease, background .12s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn-primary {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 6px 18px rgba(224,122,95,.35);
}
.btn-primary:hover { background: var(--brand-dk); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 2px solid var(--line);
}
.btn-ghost:hover { border-color: var(--brand); color: var(--brand-dk); }
.btn-big { font-size: 1.15rem; padding: 1.05rem 2rem; }

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(1200px 500px at 80% -10%, rgba(61,138,122,.18), transparent 60%),
    radial-gradient(900px 500px at 0% 0%, rgba(224,122,95,.18), transparent 55%),
    var(--bg);
  border-bottom: 1px solid var(--line);
}

.nav {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 1rem 1.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand { font-weight: 800; font-size: 1.15rem; color: var(--ink); }
.brand:hover { text-decoration: none; }
.nav-links { display: flex; align-items: center; gap: 1.3rem; flex-wrap: wrap; }
.nav-links a { color: var(--ink-soft); font-weight: 600; font-size: .95rem; }
.nav-links a:hover { color: var(--ink); text-decoration: none; }
.nav-cta {
  background: var(--ink);
  color: #fff !important;
  padding: .5rem 1rem;
  border-radius: 999px;
}
.nav-cta:hover { background: var(--brand-dk); }

.hero-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 4rem 1.4rem 4.5rem;
  text-align: center;
}
.eyebrow {
  display: inline-block;
  background: rgba(61,138,122,.12);
  color: var(--accent-dk);
  font-weight: 700;
  font-size: .8rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: .35rem .85rem;
  border-radius: 999px;
  margin: 0 0 1.2rem;
}
.hero h1 { font-size: clamp(2rem, 5vw, 3.4rem); margin: 0 0 1.2rem; }
.hl { color: var(--brand); }
.lead {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  color: var(--ink-soft);
  max-width: 680px;
  margin: 0 auto 2rem;
}
.hero-actions { display: flex; gap: .9rem; justify-content: center; flex-wrap: wrap; }
.hero-note { margin-top: 2rem; color: var(--ink-soft); font-size: .95rem; }

/* ---------- Sections ---------- */
.section { padding: 4.5rem 0; }
.section-alt { background: var(--bg-alt); }
.kicker {
  color: var(--brand-dk);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  font-size: .82rem;
  margin: 0 0 .5rem;
}
.section h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); margin: 0 0 1.2rem; max-width: 760px; }
.section-intro { font-size: 1.12rem; color: var(--ink-soft); max-width: 760px; }

/* ---------- Comparatif ---------- */
.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
  margin: 2.5rem 0;
}
.compare-col {
  border-radius: var(--radius);
  padding: 1.6rem 1.7rem;
  border: 1px solid var(--line);
  background: #fff;
}
.compare-col h3 { margin: 0 0 .9rem; font-size: 1.15rem; }
.compare-col ul { margin: 0; padding-left: 1.1rem; }
.compare-col li { margin: .4rem 0; }
.compare-bad { background: #fbf1ef; border-color: #f0d8d2; }
.compare-bad h3 { color: var(--bad); }
.compare-good { background: #eef6f3; border-color: #cfe6df; }
.compare-good h3 { color: var(--accent-dk); }

/* ---------- Charte ---------- */
.charte-title { margin: 2.5rem 0 1rem; font-size: 1.3rem; }
.charte { list-style: none; padding: 0; margin: 0; display: grid; gap: .6rem; }
.charte li {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  padding: .85rem 1.1rem;
  border-radius: 8px;
}
.charte li strong { color: var(--accent-dk); }
.charte-link { margin-top: 1.2rem; color: var(--ink-soft); }

/* ---------- Cartes (pour qui) ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; margin-top: 2.2rem; }
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.8rem;
}
.card-ico { font-size: 2.2rem; margin-bottom: .6rem; }
.card h3 { margin: 0 0 .5rem; font-size: 1.2rem; }
.card p { margin: 0; color: var(--ink-soft); }
.services-note {
  margin-top: 2rem;
  background: #fff;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 1.2rem 1.4rem;
  color: var(--ink-soft);
  font-size: .98rem;
}

/* ---------- Badges / tags ---------- */
.tag {
  display: inline-block;
  font-size: .68rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
  padding: .2rem .55rem;
  border-radius: 999px;
  vertical-align: middle;
  margin-left: .35rem;
}
.tag-free { background: #e3f2ec; color: var(--accent-dk); }
.tag-paid { background: #fbeae3; color: var(--brand-dk); }

/* ---------- Modèle économique ---------- */
.model {
  margin-top: 2.5rem;
  background: linear-gradient(135deg, rgba(61,138,122,.10), rgba(224,122,95,.10));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem 1.8rem;
}
.model h3 { margin: 0 0 .5rem; font-size: 1.25rem; }
.model p { margin: 0; color: var(--ink-soft); font-size: 1.05rem; }

/* ---------- Outils ---------- */
.tools {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.1rem;
  margin-top: 2.2rem;
}
.tool {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem 1.5rem;
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}
.tool:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(0,0,0,.06); border-color: var(--accent); }
.tool h3 { margin: 0 0 .3rem; font-size: 1.12rem; }
.tool-soft { margin: 0 0 .6rem; font-size: .82rem; color: var(--brand-dk); font-weight: 600; }
.tool p { margin: 0; color: var(--ink-soft); font-size: .96rem; }
.tool-link {
  margin-top: auto;
  padding-top: .9rem;
  font-weight: 700;
  font-size: .92rem;
}
.tool-pro { border-left: 4px solid var(--brand); }
.tools-note {
  margin-top: 2rem;
  background: #fff;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  padding: 1.2rem 1.4rem;
  color: var(--ink-soft);
  font-size: .98rem;
}

/* ---------- Rôles ---------- */
.roles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; margin-top: 2.2rem; }
.role {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem;
  transition: transform .12s ease, box-shadow .12s ease;
}
.role:hover { transform: translateY(-3px); box-shadow: 0 10px 28px rgba(0,0,0,.06); }
.role-ico { font-size: 1.9rem; display: block; margin-bottom: .5rem; }
.role h3 { margin: 0 0 .4rem; font-size: 1.12rem; }
.role p { margin: 0; color: var(--ink-soft); font-size: .98rem; }

/* ---------- CTA ---------- */
.cta {
  background:
    radial-gradient(900px 400px at 50% 0%, rgba(224,122,95,.18), transparent 60%),
    var(--bg-alt);
  text-align: center;
}
.cta-wrap { max-width: 720px; }
.cta h2 { margin: 0 auto 1rem; font-size: clamp(1.8rem, 4vw, 2.6rem); }
.cta-lead { font-size: 1.2rem; color: var(--ink-soft); margin: 0 auto 2rem; }
.cta-actions { display: flex; gap: .9rem; justify-content: center; flex-wrap: wrap; }
.cta .btn-ghost { background: rgba(255,255,255,.6); }
.cta-sub { margin-top: 1.5rem; color: var(--ink-soft); font-size: .95rem; }

/* ---------- Footer ---------- */
.footer {
  background: var(--ink);
  color: #cfc8c4;
  padding: 3rem 0 1.5rem;
}
.footer a { color: #f0d7cd; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,.12);
}
.footer-brand { font-weight: 800; font-size: 1.2rem; color: #fff; margin: 0 0 .4rem; }
.footer-tag { margin: 0; color: #a89f9b; }
.footer-h { font-weight: 700; color: #fff; margin: 0 0 .6rem; }
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { margin: .35rem 0; }
.footer-legal {
  max-width: var(--maxw);
  margin: 1.5rem auto 0;
  padding: 0 1.4rem;
  text-align: center;
  color: #8a817d;
  font-size: .88rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  .cards, .roles, .tools { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 620px) {
  .nav-links a:not(.nav-cta) { display: none; }
  .compare, .cards, .roles, .tools { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-inner { padding: 2.8rem 1.4rem 3.2rem; }
}

/* Accessibilité : focus visible */
a:focus-visible, .btn:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}

@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto; transition: none !important; }
}