/* La Sentinelle — feuille de style. Palette de la maison FHN :
   navy #103A4D (ancre), cyan #00AEEF (aplats), cyan foncé #007cab (texte,
   contraste AA), or #d6b262 (accent urgence). Une seule feuille, pas de
   dépendance externe. */
:root{
  --navy:#103A4D; --navy-2:#16506b; --navy-deep:#0a2a39;
  --cyan:#00AEEF; --cyan-text:#007cab; --cyan-light:#59cdf8; --cyan-pale:#b6e7f9; --cyan-mist:#e6f6fc;
  --gold:#d6b262; --gold-soft:#f6ecd3;
  --ink:#16242e; --ink-soft:#3c4a55; --muted:#5b6b76; --muted-soft:#93a1aa;
  --paper:#fff; --bg:#f7fafb; --bg-2:#eef4f7;
  --line:rgba(16,58,77,.09); --line-2:rgba(16,58,77,.16);
  --on-dark:#f4fbfc; --muted-on-dark:rgba(244,251,252,.72);
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --r-sm:10px; --r-md:16px; --r-lg:24px; --r-full:999px;
  --sh-sm:0 2px 8px rgba(16,58,77,.06); --sh-md:0 12px 32px rgba(16,58,77,.09),0 2px 6px rgba(16,58,77,.04);
  --sh-lg:0 30px 70px rgba(16,58,77,.14);
  --nav-h:74px; --container:1180px;
  --t:200ms cubic-bezier(.2,.7,.3,1);
  --grid:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='48' height='48'><path d='M48 0H0v48' fill='none' stroke='%23103A4D' stroke-opacity='.06'/></svg>");
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);line-height:1.6;font-size:16.5px}
img,svg{max-width:100%;display:block}
a{color:var(--cyan-text);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{color:var(--navy);line-height:1.15;margin:0 0 .5em;font-weight:800;letter-spacing:-.02em}
h1{font-size:clamp(1.9rem,3.6vw,2.8rem)}
h2{font-size:clamp(1.55rem,2.8vw,2.2rem)}
h3{font-size:1.2rem;letter-spacing:-.01em}
p{margin:0 0 1em}
ul,ol{padding-left:1.25em;margin:0 0 1em}
li{margin:.3em 0}
strong{color:var(--navy)}
.container{max-width:var(--container);margin:0 auto;padding:0 clamp(1rem,3vw,2rem)}
.skip{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:.6rem 1rem;z-index:100}
.skip:focus{left:1rem;top:1rem}
.kicker{display:inline-flex;align-items:center;gap:.5rem;color:var(--cyan-text);font-weight:700;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;margin-bottom:.9rem}
.kicker::before{content:"";width:22px;height:2px;background:var(--cyan);border-radius:2px}
.lead{font-size:1.15rem;color:var(--ink-soft);max-width:62ch}
.muted{color:var(--muted)}
.center{text-align:center}
.center .lead{margin-inline:auto}

/* ---------- boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;padding:.85rem 1.5rem;border-radius:var(--r-full);font-weight:700;font-size:1rem;border:2px solid transparent;cursor:pointer;transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t);white-space:nowrap;line-height:1.2}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn svg{width:18px;height:18px;flex:none}
.btn-primary{background:var(--navy);color:#fff;box-shadow:0 8px 22px rgba(16,58,77,.22)}
.btn-primary:hover{background:var(--navy-2)}
.btn-accent{background:var(--cyan);color:var(--navy-deep)}
.btn-accent:hover{background:var(--cyan-light)}
.btn-ghost{border-color:var(--line-2);color:var(--navy);background:#fff}
.btn-ghost:hover{border-color:var(--navy)}
.btn-white{background:#fff;color:var(--navy)}
.btn-lg{padding:1.05rem 1.9rem;font-size:1.08rem}
.actions{display:flex;flex-wrap:wrap;gap:.8rem;align-items:center}

/* ---------- en-tête */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.nav{height:var(--nav-h);display:flex;align-items:center;gap:1rem}
.brand{display:flex;align-items:center;gap:.75rem;color:var(--navy);flex:none}
.brand:hover{text-decoration:none}
.brand-tower{width:38px;height:38px}
.brand-name{font-weight:800;letter-spacing:.2em;font-size:1.02rem;white-space:nowrap;line-height:1;display:block;color:var(--navy)}
.brand-tag{display:block;font-size:.58rem;letter-spacing:.16em;color:var(--cyan-text);font-weight:600;margin-top:.3rem;white-space:nowrap}
.nav-links{list-style:none;margin:0 0 0 auto;padding:0;display:flex;align-items:center;gap:.2rem}
.nav-links>li{position:relative}
.nav-links a,.nav-links button{font:inherit;font-weight:600;color:var(--ink-soft);background:none;border:0;padding:.55rem .8rem;border-radius:var(--r-sm);cursor:pointer;display:inline-flex;align-items:center;gap:.3rem;font-size:.95rem}
.nav-links a:hover,.nav-links button:hover,.nav-links li.open>button{color:var(--navy);background:var(--bg-2);text-decoration:none}
.nav-links button svg{width:12px;height:12px;transition:transform var(--t)}
.nav-links li.open>button svg{transform:rotate(180deg)}
.drop{position:absolute;top:calc(100% + 8px);left:0;min-width:300px;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-lg);padding:.5rem;display:none;z-index:60}
.drop.wide{min-width:560px;display:none;grid-template-columns:1fr 1fr}
.nav-links li.open>.drop{display:block}
.nav-links li.open>.drop.wide{display:grid}
.drop a{display:flex;flex-direction:column;gap:.1rem;padding:.6rem .8rem;border-radius:var(--r-sm)}
.drop a strong{font-size:.95rem;color:var(--navy)}
.drop a span{font-size:.8rem;color:var(--muted);font-weight:500}
.drop .all{grid-column:1/-1;border-top:1px solid var(--line);margin-top:.3rem;padding-top:.7rem;color:var(--cyan-text)}
.nav-cta{display:flex;align-items:center;gap:.6rem;margin-left:.5rem}
.nav-tel{font-weight:700;color:var(--navy);display:inline-flex;align-items:center;gap:.4rem;padding:.55rem .6rem;white-space:nowrap}
@media (max-width:1250px) and (min-width:1021px){.nav-cta .nav-tel span{display:none}}
.nav-tel svg{width:18px;height:18px}
.burger{display:none;margin-left:auto;background:none;border:0;padding:.5rem;cursor:pointer;color:var(--navy)}
.burger svg{width:28px;height:28px}
@media (max-width:1020px){
  .brand-tag{display:none}
  body{overflow-x:hidden}
  .brand-name{font-size:.95rem;letter-spacing:.16em}
  .nav-cta{display:none}
  .burger{display:inline-flex}
  .nav-links{position:fixed;inset:var(--nav-h) 0 0 0;background:#fff;flex-direction:column;align-items:stretch;padding:1rem;overflow:auto;display:none;gap:0;border-top:1px solid var(--line)}
  .nav-links.open{display:flex}
  .nav-links>li{border-bottom:1px solid var(--line)}
  .nav-links a,.nav-links button{width:100%;justify-content:space-between;padding:.9rem .5rem;font-size:1.05rem}
  .drop,.drop.wide{position:static;box-shadow:none;border:0;min-width:0;padding:0 0 .6rem .6rem;grid-template-columns:1fr}
  .nav-links .mobile-cta{display:block;padding:1rem .5rem}
  .nav-links .mobile-cta .btn{width:100%}
}
@media (min-width:1021px){.nav-links .mobile-cta{display:none}}

/* ---------- sections */
.section{padding:clamp(3rem,7vw,5.5rem) 0}
.section--soft{background:var(--bg)}
.section--mist{background:linear-gradient(180deg,var(--cyan-mist),#fff)}
.section--navy{background:linear-gradient(160deg,var(--navy) 0%,var(--navy-deep) 100%);color:var(--on-dark)}
.section--navy h2,.section--navy h3{color:#fff}
.section--navy p{color:var(--muted-on-dark)}
.section--navy .kicker{color:var(--cyan-light)}
.section--navy .kicker::before{background:var(--cyan-light)}
.section-head{max-width:720px;margin-bottom:2.2rem}
.section-head.center{margin-inline:auto;text-align:center}
.section-head.center .kicker{justify-content:center}

/* ---------- hero */
.hero{position:relative;overflow:hidden;background:var(--grid),linear-gradient(165deg,#fff 0%,var(--cyan-mist) 60%,#fff 100%)}
.hero .container{display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;align-items:center;padding-top:clamp(2.5rem,6vw,5rem);padding-bottom:clamp(2.5rem,6vw,5rem);min-height:min(80vh,680px)}
.hero h1{margin-bottom:1rem}
.hero h1 em{font-style:normal;color:var(--cyan-text)}
.hero .lead{margin-bottom:1.6rem}
.hero-visual{position:relative;display:flex;justify-content:center;align-items:center;min-height:380px}
.hero-blob{position:absolute;inset:8% 6%;background:radial-gradient(circle at 40% 35%,var(--cyan-pale),var(--cyan-mist) 60%,transparent 72%);border-radius:50%;filter:blur(2px)}
.hero-tower{position:relative;width:min(300px,60%);filter:drop-shadow(0 30px 40px rgba(16,58,77,.18))}
.hero-tower path{fill:var(--navy)}
.hero-chip{position:absolute;background:#fff;border:1px solid var(--line);border-radius:var(--r-full);padding:.5rem .9rem .5rem .6rem;font-weight:700;font-size:.88rem;color:var(--navy);box-shadow:var(--sh-md);display:inline-flex;align-items:center;gap:.5rem;animation:float 6s ease-in-out infinite}
.hero-chip svg{width:22px;height:22px;color:var(--cyan-text)}
.hero-chip.c1{top:8%;left:0;animation-delay:0s}
.hero-chip.c2{top:38%;right:0;animation-delay:-2s}
.hero-chip.c3{bottom:12%;left:6%;animation-delay:-4s}
.hero-chip.c4{bottom:2%;right:12%;animation-delay:-1s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
@media (prefers-reduced-motion:reduce){.hero-chip{animation:none}}
.trust{display:flex;flex-wrap:wrap;gap:1.2rem 2rem;margin-top:2rem;padding-top:1.4rem;border-top:1px solid var(--line-2)}
.trust div{display:flex;gap:.6rem;align-items:flex-start;font-size:.92rem;color:var(--ink-soft);max-width:240px}
.trust svg{width:22px;height:22px;color:var(--cyan-text);flex:none;margin-top:.1rem}
.trust b{display:block;color:var(--navy)}
@media (max-width:900px){
  .hero .container{grid-template-columns:1fr;gap:2rem}
  .hero-visual{min-height:300px;order:-1}
  .hero-tower{width:min(200px,50%)}
  .hero-chip{font-size:.78rem}
}

/* ---------- bandeau urgence */
.strip{background:var(--navy);color:#fff}
.strip .container{display:flex;flex-wrap:wrap;align-items:center;gap:.8rem 1.5rem;padding-top:.8rem;padding-bottom:.8rem;font-size:.95rem}
.strip .tag{background:var(--gold);color:var(--navy-deep);font-weight:800;font-size:.75rem;letter-spacing:.1em;text-transform:uppercase;padding:.3rem .7rem;border-radius:var(--r-full)}
.strip a{color:#fff;font-weight:700}
.strip .sp{margin-left:auto}

/* ---------- cartes */
.grid{display:grid;gap:1.2rem}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:1.6rem;box-shadow:var(--sh-sm);transition:transform var(--t),box-shadow var(--t),border-color var(--t);display:flex;flex-direction:column;gap:.5rem;color:var(--ink)}
a.card:hover{text-decoration:none;transform:translateY(-3px);box-shadow:var(--sh-md);border-color:var(--cyan-pale)}
.card .ico{width:52px;height:52px;border-radius:14px;background:var(--cyan-mist);color:var(--cyan-text);display:grid;place-items:center;margin-bottom:.4rem}
.card .ico svg{width:28px;height:28px}
.card h3{margin:0}
.card p{margin:0;color:var(--muted);font-size:.95rem}
.card .more{margin-top:auto;padding-top:.6rem;font-weight:700;color:var(--cyan-text);font-size:.92rem}
.card.dark{background:var(--navy);border-color:transparent;color:var(--on-dark)}
.card.dark h3{color:#fff}.card.dark p{color:var(--muted-on-dark)}.card.dark .ico{background:rgba(255,255,255,.1);color:var(--cyan-light)}.card.dark .more{color:var(--cyan-light)}

/* ---------- étapes */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
@media (max-width:980px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:620px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding:1.6rem 1.4rem 1.4rem;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg)}
.step::before{counter-increment:s;content:counter(s,decimal-leading-zero);font-weight:800;font-size:.85rem;letter-spacing:.1em;color:var(--cyan-text);display:block;margin-bottom:.6rem}
.step h3{font-size:1.08rem}
.step p{font-size:.95rem;color:var(--muted);margin:0}

/* ---------- listes à coche */
.checks{list-style:none;padding:0;margin:0;display:grid;gap:.7rem}
.checks li{display:flex;gap:.7rem;align-items:flex-start;padding-left:0}
.checks li::before{content:"";flex:none;width:22px;height:22px;border-radius:50%;background:var(--cyan-mist) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23007cab' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'><path d='M5 12l5 5L20 7'/></svg>") center/14px no-repeat;margin-top:.15rem}
.section--navy .checks li::before{background-color:rgba(255,255,255,.12)}
.warn{list-style:none;padding:0;margin:0;display:grid;gap:.6rem}
.warn li{display:flex;gap:.7rem;align-items:flex-start}
.warn li::before{content:"";flex:none;width:8px;height:8px;border-radius:50%;background:var(--gold);margin-top:.6rem}

/* ---------- deux colonnes */
.split{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:2rem}}
.panel{background:var(--bg);border:1px solid var(--line);border-radius:var(--r-lg);padding:1.8rem}
.panel.navy{background:var(--navy);color:var(--on-dark);border:0}
.panel.navy h3{color:#fff}.panel.navy p{color:var(--muted-on-dark)}
.callout{border-left:4px solid var(--gold);background:var(--gold-soft);padding:1rem 1.2rem;border-radius:0 var(--r-md) var(--r-md) 0;margin:1.5rem 0}
.callout p{margin:0;color:var(--ink)}

/* ---------- puces / chips */
.chips{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none;padding:0;margin:0}
.chips a,.chips span{display:inline-block;padding:.45rem .9rem;border-radius:var(--r-full);border:1px solid var(--line-2);color:var(--navy);font-weight:600;font-size:.9rem;background:#fff}
.chips a:hover{border-color:var(--cyan);background:var(--cyan-mist);text-decoration:none}

/* ---------- FAQ */
.faq{display:grid;gap:.7rem;max-width:860px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:0}
.faq summary{cursor:pointer;padding:1rem 1.2rem;font-weight:700;color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:1rem;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--cyan-text);flex:none;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq details p{padding:0 1.2rem 1.1rem;margin:0;color:var(--ink-soft)}

/* ---------- CTA */
.cta{background:var(--navy);color:#fff;border-radius:var(--r-lg);padding:clamp(2rem,5vw,3.5rem);display:grid;grid-template-columns:1.3fr .7fr;gap:2rem;align-items:center;position:relative;overflow:hidden}
.cta::after{content:"";position:absolute;right:-60px;bottom:-80px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(0,174,239,.35),transparent 70%)}
.cta h2{color:#fff}.cta p{color:var(--muted-on-dark)}
.cta .actions{justify-content:flex-end;position:relative}
@media (max-width:820px){.cta{grid-template-columns:1fr}.cta .actions{justify-content:flex-start}}

/* ---------- formulaire */
.form{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:1.8rem;box-shadow:var(--sh-md)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.form-grid .full{grid-column:1/-1}
@media (max-width:620px){.form-grid{grid-template-columns:1fr}}
label{display:block;font-weight:600;font-size:.9rem;color:var(--navy);margin-bottom:.3rem}
input,select,textarea{width:100%;font:inherit;padding:.75rem .9rem;border:1.5px solid var(--line-2);border-radius:var(--r-sm);background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,174,239,.18)}
textarea{min-height:120px;resize:vertical}
.consent{display:flex;gap:.6rem;align-items:flex-start;font-size:.85rem;color:var(--muted);font-weight:500}
.consent input{width:auto;margin-top:.25rem}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.form-msg{margin-top:1rem;padding:.9rem 1rem;border-radius:var(--r-sm);font-weight:600;display:none}
.form-msg.ok{display:block;background:#e3f6ec;color:#146c43}
.form-msg.err{display:block;background:#fdecea;color:#a61b1b}
.form small{color:var(--muted)}

/* ---------- fil d'Ariane / page */
.crumbs{font-size:.85rem;color:var(--muted);margin:1.2rem 0 0}
.crumbs ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:.3rem}
.crumbs li+li::before{content:"›";margin-right:.3rem;color:var(--muted-soft)}
.page-head{padding:1.5rem 0 2.5rem}
.page-head h1{max-width:20ch}
.prose{max-width:74ch}
.prose h2{margin-top:2rem}
.prose img{border-radius:var(--r-md)}
.meta{color:var(--muted);font-size:.9rem;display:flex;gap:1rem;flex-wrap:wrap}
.sticky-aside{position:sticky;top:calc(var(--nav-h) + 1rem)}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:3rem;align-items:start}
@media (max-width:980px){.layout{grid-template-columns:1fr}}
.tel-big{font-size:1.6rem;font-weight:800;color:var(--navy);letter-spacing:-.01em}
.tel-big a{color:inherit}

/* ---------- tableau */
table{width:100%;border-collapse:collapse;font-size:.95rem}
th,td{text-align:left;padding:.8rem .9rem;border-bottom:1px solid var(--line)}
th{color:var(--navy);font-size:.85rem;letter-spacing:.06em;text-transform:uppercase}
.table-wrap{overflow-x:auto}

/* ---------- pied de page */
.footer{background:linear-gradient(180deg,var(--navy) 0%,var(--navy-deep) 100%);color:var(--muted-on-dark);padding:3.5rem 0 2rem;font-size:.92rem}
.footer a{color:var(--on-dark)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1fr;gap:2rem}
@media (max-width:980px){.footer-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr}}
.footer h4{color:#fff;font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:.9rem}
.footer ul{list-style:none;padding:0;margin:0}
.footer li{margin:.35rem 0}
.footer .brand{color:#fff;margin-bottom:1rem}
.footer .brand-name,.footer .brand-tag{color:#fff}
.footer .brand-tag{color:var(--cyan-light)}
.footer .brand-tower path{fill:#fff}
.footer-sign{display:flex;align-items:center;gap:.7rem;margin-top:1.2rem;padding-top:1.2rem;border-top:1px solid rgba(255,255,255,.12)}
.footer-sign img{height:34px;width:auto}
.footer-bottom{margin-top:2.5rem;padding-top:1.2rem;border-top:1px solid rgba(255,255,255,.12);display:flex;flex-wrap:wrap;gap:.6rem 1.5rem;justify-content:space-between;font-size:.82rem}
.footer .cities{display:flex;flex-wrap:wrap;gap:.3rem .8rem;margin-top:1rem}
.footer .cities a{color:var(--muted-on-dark);font-size:.82rem}

/* ---------- bouton d'appel mobile */
.call-fab{display:none}
@media (max-width:760px){
  .call-fab{display:flex;position:fixed;right:1rem;bottom:1rem;z-index:40;background:var(--cyan);color:var(--navy-deep);font-weight:800;padding:.9rem 1.2rem;border-radius:var(--r-full);box-shadow:0 12px 30px rgba(0,174,239,.4);align-items:center;gap:.5rem}
  .call-fab svg{width:20px;height:20px}
  .call-fab:hover{text-decoration:none}
  body{padding-bottom:4.5rem}
}