/* CCS – Cardon Consulting Services
   Concept : la pile administrative qui se vide. Navy du logo, papier froid, une seule touche vive (le bleu de la flèche).
   Texte aligné à gauche, colonnes étroites, peu d'ornements. */
:root{
  --night:#010335;      /* fond du logo */
  --navy:#0c1b5e;       /* bandeaux */
  --blue:#2f66f0;       /* flèche du logo : liens, boutons, coches */
  --blue-ink:#1d47b8;
  --paper:#f5f7fb;      /* fond de page */
  --card:#ffffff;
  --ink:#141a33;
  --muted:#59627d;
  --rule:#d8deeb;
  --serif:"Source Serif 4", Georgia, "Times New Roman", serif;
  --sans:"Public Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --wrap:1120px;
  --gutter:clamp(16px,4vw,40px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--paper);color:var(--ink);font:400 1.0625rem/1.65 var(--sans);font-variant-numeric:tabular-nums}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue-ink);text-underline-offset:3px}
a:hover{color:var(--blue)}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:2px}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.15;color:var(--ink);margin:0;text-wrap:balance}
h1{font-size:clamp(2.1rem,4.6vw,3.4rem);letter-spacing:-.01em}
h2{font-size:clamp(1.6rem,3vw,2.25rem)}
h3{font-size:1.25rem}
p{margin:0}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:var(--gutter)}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:.5rem 1rem;z-index:10}
.skip:focus{left:1rem}

/* En-tête */
.site-header{background:linear-gradient(90deg,var(--night) 0,var(--night) 120px,var(--navy) 460px,var(--navy) 100%);color:#fff;position:sticky;top:0;z-index:5}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:72px}
.brand img{height:56px;width:auto}
.nav{display:flex;gap:1.6rem;align-items:center}
.nav a{color:#dfe6ff;text-decoration:none;font-weight:500;font-size:.98rem}
.nav a:hover,.nav a[aria-current="page"]{color:#fff;text-decoration:underline;text-decoration-color:var(--blue);text-decoration-thickness:2px}
.nav .btn{color:#fff}
.menu-toggle{display:none;background:none;border:1px solid #4a5aa0;color:#fff;border-radius:6px;padding:.45rem .75rem;font:inherit;font-size:.95rem;cursor:pointer}
@media (max-width:820px){
  .menu-toggle{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--navy);flex-direction:column;align-items:flex-start;padding:1rem var(--gutter) 1.4rem;gap:1rem}
  .nav.open{display:flex}
}

/* Boutons */
.btn{display:inline-block;background:var(--blue);color:#fff;text-decoration:none;font-weight:600;padding:.8rem 1.3rem;border-radius:6px;border:2px solid var(--blue);line-height:1.2}
.btn:hover{background:var(--blue-ink);border-color:var(--blue-ink);color:#fff}
.btn.ghost{background:transparent;color:var(--blue-ink)}
.btn.ghost:hover{background:#e8eefc;color:var(--blue-ink)}
.btn.small{padding:.5rem .9rem;font-size:.92rem}

/* Sections */
.section{padding-block:clamp(56px,8vw,96px)}
.section + .section{border-top:1px solid var(--rule)}
.lead{font-size:1.15rem;color:var(--muted);max-width:62ch;margin-top:1rem}
.stack > * + *{margin-top:1rem}

/* Hero */
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(32px,5vw,72px);align-items:center}
.hero p.lead{font-size:1.2rem}
.hero .actions{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.8rem}
.facts{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;margin:1.6rem 0 0;padding:0;list-style:none;color:var(--muted);font-size:.95rem}
.facts li::before{content:"";display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--blue);margin-right:.5rem;vertical-align:middle}
@media (max-width:900px){.hero .wrap{grid-template-columns:1fr}}

/* La pile administrative */
.pile{background:var(--card);border:1px solid var(--rule);border-radius:10px;padding:1.6rem 1.6rem 1.2rem;box-shadow:0 18px 40px -24px rgba(12,27,94,.35);min-width:0}
.pile h2{font-size:1.15rem;font-family:var(--sans);font-weight:700}
.pile .who{color:var(--muted);font-size:.92rem;margin-top:.2rem}
.pile ul{list-style:none;margin:1.1rem 0 0;padding:0}
.pile li{display:grid;grid-template-columns:24px 1fr auto;gap:.75rem;align-items:center;padding:.7rem 0;border-top:1px dashed var(--rule)}
.pile .box{width:22px;height:22px;border:2px solid #9aa6c6;border-radius:5px;display:grid;place-items:center;transition:background .25s,border-color .25s}
.pile .box svg{width:14px;height:14px;opacity:0;transition:opacity .2s}
.pile .task{transition:color .3s}
.pile .tag{font-size:.8rem;color:var(--blue-ink);background:#e8eefc;border-radius:999px;padding:.15rem .6rem;opacity:0;transition:opacity .3s;white-space:nowrap}
.pile li.done .box{background:var(--blue);border-color:var(--blue)}
.pile li.done .box svg{opacity:1}
.pile li.done .task{color:var(--muted);text-decoration:line-through;text-decoration-color:#9aa6c6}
.pile li.done .tag{opacity:1}
.pile .foot{margin-top:.9rem;font-size:.92rem;color:var(--muted)}
@media (max-width:420px){.pile li{grid-template-columns:24px 1fr}.pile .tag{display:none}}

/* À propos */
.about{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(24px,5vw,72px)}
.about .values{list-style:none;padding:0;margin:1.6rem 0 0;display:grid;gap:1rem}
.about .values strong{display:block;font-family:var(--serif);font-size:1.1rem}
.about .values span{color:var(--muted)}
@media (max-width:820px){.about{grid-template-columns:1fr}}

/* Offres : trois colonnes, pas des cartes identiques */
.offers{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3vw,40px);margin-top:2.6rem}
.offer{border-top:4px solid var(--navy);padding-top:1.2rem;display:flex;flex-direction:column;min-width:0}
.offer.main{border-top-color:var(--blue)}
.offer .for{color:var(--muted);margin-top:.5rem}
.offer ul{margin:1rem 0 0;padding-left:1.1rem}
.offer li{margin:.35rem 0}
.offer .price{margin-top:auto;padding-top:1.2rem;font-weight:600}
.offer .price span{display:block;font-weight:400;color:var(--muted);font-size:.92rem}
.note{margin-top:2rem;color:var(--muted);font-size:.92rem}
@media (max-width:900px){.offers{grid-template-columns:1fr}}

/* Bandeau dentaire */
.band{background:var(--navy);color:#e6ebff}
.band h2,.band h3{color:#fff}
.band .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(24px,5vw,64px);align-items:center}
.band ul{margin:0;padding-left:1.1rem}
.band li{margin:.45rem 0}
.band .btn{margin-top:1.6rem;background:#fff;border-color:#fff;color:var(--navy)}
.band .btn:hover{background:#e8eefc;border-color:#e8eefc}
.section.band + .section{border-top:0}
@media (max-width:820px){.band .wrap{grid-template-columns:1fr}}

/* Exemples de missions */
.cases{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(20px,3vw,36px);margin-top:2.4rem}
.case{background:var(--card);border:1px solid var(--rule);border-radius:8px;padding:1.4rem;min-width:0}
.case .sector{font-size:.9rem;color:var(--blue-ink);font-weight:600}
.case h3{margin-top:.4rem}
.case p{margin-top:.6rem;color:var(--muted)}
@media (max-width:900px){.cases{grid-template-columns:1fr}}

/* Pourquoi */
.why{display:grid;grid-template-columns:repeat(2,1fr);gap:1.6rem 3rem;margin-top:2.2rem}
.why div{padding-left:1rem;border-left:3px solid var(--rule)}
.why p{color:var(--muted);margin-top:.3rem}
@media (max-width:700px){.why{grid-template-columns:1fr}}

/* Étapes (vraie séquence) */
.steps{counter-reset:step;list-style:none;padding:0;margin:2rem 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
.steps li{counter-increment:step;position:relative;padding-top:2.6rem}
.steps li::before{content:counter(step);position:absolute;top:0;left:0;width:2rem;height:2rem;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700}
.steps p{color:var(--muted);margin-top:.3rem}
@media (max-width:820px){.steps{grid-template-columns:1fr}}

/* Grille dentaire */
.grid6{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem 2.4rem;margin-top:2.2rem}
.grid6 div{min-width:0}
.grid6 p{color:var(--muted);margin-top:.4rem}
@media (max-width:900px){.grid6{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.grid6{grid-template-columns:1fr}}
.quote{margin-top:2.4rem;background:var(--card);border-left:4px solid var(--blue);padding:1.2rem 1.4rem;border-radius:0 8px 8px 0;max-width:70ch}

/* FAQ */
.faq{margin-top:2rem;max-width:760px}
.faq details{border-top:1px solid var(--rule);padding:1rem 0}
.faq details:last-child{border-bottom:1px solid var(--rule)}
.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:"+";font-size:1.4rem;line-height:1;color:var(--blue)}
.faq details[open] summary::after{content:"−"}
.faq details p{margin-top:.6rem;color:var(--muted);max-width:68ch}

/* Contact */
.contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(24px,5vw,72px)}
.coords{list-style:none;padding:0;margin:1.6rem 0 0;display:grid;gap:.9rem}
.coords strong{display:block;font-size:.9rem;color:var(--muted);font-weight:500}
form{background:var(--card);border:1px solid var(--rule);border-radius:10px;padding:1.6rem;display:grid;gap:1rem;min-width:0}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
label{display:grid;gap:.35rem;font-weight:500;font-size:.95rem}
input,select,textarea{font:inherit;color:var(--ink);background:#fff;border:1px solid #b9c2d8;border-radius:6px;padding:.65rem .75rem;width:100%}
textarea{min-height:130px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:2px solid var(--blue);outline-offset:0;border-color:var(--blue)}
form .btn{border:0;cursor:pointer;font:inherit;font-weight:600;justify-self:start}
.small-print{font-size:.85rem;color:var(--muted)}
@media (max-width:820px){.contact{grid-template-columns:1fr}}
@media (max-width:520px){.row2{grid-template-columns:1fr}}

/* Pages légales */
.legal{max-width:760px}
.legal h2{font-size:1.3rem;margin-top:2.2rem}
.legal p,.legal ul{margin-top:.6rem}

/* Pied de page */
.site-footer{background:var(--night);color:#b8c3ea;font-size:.92rem}
.site-footer .wrap{padding-block:2.4rem;display:flex;flex-wrap:wrap;gap:1rem 2.4rem;justify-content:space-between;align-items:flex-start}
.site-footer a{color:#dfe6ff}
.site-footer nav{display:flex;flex-wrap:wrap;gap:.6rem 1.4rem}
.site-footer p + p{margin-top:.3rem}

/* Animation de la pile : une seule séquence, au chargement */
@media (prefers-reduced-motion:reduce){.pile *{transition:none!important}}