:root{--ink:#14232e;--muted:#56656f;--sea:#0c3550;--sea2:#14557d;--teal:#1f8a8a;--sand:#f2a541;--sand2:#fbe9cf;--bg:#fff;--alt:#f5f2ec;--line:#e4ded3;--r:14px}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font:17px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg)}
img,svg{display:block}a{color:var(--sea2)}a:hover{color:var(--teal)}
h1,h2,h3{line-height:1.2;color:var(--sea);margin:0 0 .5em;font-family:Georgia,"Times New Roman",serif;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4.2vw,2.9rem)}h2{font-size:clamp(1.4rem,2.6vw,1.9rem);margin-top:1.4em}h3{font-size:1.15rem}
p{margin:0 0 1em}
.wrap{max-width:1140px;margin:0 auto;padding:0 16px}.narrow{max-width:780px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:99}
.ico{width:1.15em;height:1.15em;flex:none}.ico-lg{width:34px;height:34px}.ico-xl{width:64px;height:64px}

/* header */
.top{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:20px;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--sea)}
.logo{font:700 1.7rem/1 Georgia,serif;color:var(--sea);margin:0}.logo i{font-style:normal;color:var(--sand)}
.brand-sub{font-size:.72rem;line-height:1.2;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.menu{margin-left:auto}.menu ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.menu a{display:block;white-space:nowrap;padding:8px 10px;border-radius:8px;text-decoration:none;color:var(--ink);font-size:.95rem;font-weight:500}
.menu a:hover,.menu a[aria-current]{background:var(--alt);color:var(--sea)}
.burger{display:none;margin-left:auto;background:none;border:0;padding:10px;cursor:pointer}
.burger span{display:block;width:24px;height:2px;background:var(--sea);margin:5px 0;transition:.2s}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded=true] span:nth-child(2){opacity:0}
.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 20px;border-radius:999px;font-weight:600;text-decoration:none;border:2px solid transparent;cursor:pointer;font-size:1rem;font-family:inherit;transition:transform .15s,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn-call{background:var(--sand);color:#2b1a00}.btn-call:hover{background:#e9952a;color:#2b1a00}
.btn-ghost-dark{border-color:var(--sea);color:var(--sea);background:transparent}.btn-ghost-dark:hover{background:var(--sea);color:#fff}
.btn-light{background:#fff;color:var(--sea)}.btn-ghost{border-color:#fff;color:#fff}.btn-ghost:hover{background:#fff;color:var(--sea)}
.btn-block{display:flex;width:100%;margin-top:10px}
.top-call{padding:9px 16px;font-size:.95rem;white-space:nowrap}

/* hero */
.hero{background:linear-gradient(160deg,var(--sand2) 0%,#fff 55%,#e3f1f1 100%);padding:56px 0 64px}
.hero-in{display:grid;grid-template-columns:1.25fr .75fr;gap:40px;align-items:center}
.kicker{display:inline-block;font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--teal);font-weight:700;margin-bottom:12px}
.lead{font-size:1.15rem;color:var(--muted);max-width:42em}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0}
.ticks{display:flex;flex-wrap:wrap;gap:8px 20px;list-style:none;padding:0;margin:0;color:var(--sea);font-weight:500;font-size:.95rem}
.ticks li{display:flex;align-items:center;gap:6px}.ticks .ico{color:var(--teal)}
.hero-art{display:flex;justify-content:center}
.ph{width:190px;height:360px;border-radius:34px;background:var(--sea);padding:12px;box-shadow:0 30px 60px -20px rgba(12,53,80,.45);transform:rotate(6deg)}
.ph-screen{position:relative;height:100%;border-radius:24px;background:linear-gradient(180deg,#1f8a8a,#14557d);overflow:hidden}
.crack{position:absolute;inset:0;background:linear-gradient(115deg,transparent 48%,rgba(255,255,255,.55) 49%,transparent 50%),linear-gradient(60deg,transparent 58%,rgba(255,255,255,.4) 59%,transparent 60%);clip-path:polygon(0 0,55% 0,40% 100%,0 100%)}
.ok{position:absolute;right:18px;bottom:22px;width:56px;height:56px;border-radius:50%;background:var(--sand);color:#2b1a00;display:grid;place-items:center}.ok .ico{width:30px;height:30px}
.hero-s{padding:40px 0 44px}
.hero-s-in{display:flex;gap:24px;align-items:flex-start}.hero-s-in>.ico{color:var(--teal);margin-top:6px}

.crumbs{font-size:.85rem;color:var(--muted);padding-top:12px;padding-bottom:0;position:relative;z-index:1}
.crumbs a{color:var(--muted)}

/* sections */
.sec{padding:56px 0}.sec-alt{background:var(--alt)}
.sec-h{margin-top:0;margin-bottom:28px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{display:flex;flex-direction:column;gap:6px;padding:24px;border:1px solid var(--line);border-radius:var(--r);background:#fff;text-decoration:none;color:var(--ink);transition:box-shadow .2s,transform .2s}
.card:hover{box-shadow:0 16px 36px -18px rgba(12,53,80,.35);transform:translateY(-3px);color:var(--ink)}
.card .ico{color:var(--teal);margin-bottom:6px}.card h3{margin:0}.card p{color:var(--muted);margin:0;flex:1}
.more{font-weight:600;color:var(--sea2);font-size:.95rem;margin-top:8px}
.modes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.mode{background:#fff;border-radius:var(--r);padding:22px;border:1px solid var(--line)}.mode .ico{color:var(--sand);margin-bottom:8px}.mode p{margin:0;color:var(--muted)}
.two{display:grid;grid-template-columns:1.3fr 1fr;gap:40px;align-items:start}.two h2{margin-top:0}
.zone{background:var(--sea);color:#dfeaf1;border-radius:var(--r);padding:24px}.zone h3{color:#fff;display:flex;gap:8px;align-items:center}.zone p{margin:0}

/* faq */
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;padding:0 18px}
.faq summary{cursor:pointer;font-weight:600;padding:14px 0;color:var(--sea);list-style:none;position:relative;padding-right:28px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:10px;font-size:1.4rem;color:var(--teal)}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted)}

/* bandeau */
.band{background:var(--sea);color:#dfeaf1;padding:44px 0}
.band-in{display:flex;gap:24px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.band h2{color:#fff;margin:0 0 6px;font-size:1.5rem}.band p{margin:0}
.band-btns{display:flex;gap:12px;flex-wrap:wrap}

/* pages services */
.layout{display:grid;grid-template-columns:1fr 320px;gap:48px;padding-top:24px;padding-bottom:56px;align-items:start}
.prose h2:first-child{margin-top:0}
.checks{list-style:none;padding:0;margin:0 0 1em}
.checks li{display:flex;gap:10px;padding:8px 0;border-bottom:1px dashed var(--line)}.checks .ico{color:var(--teal);margin-top:4px}
.steps{list-style:none;counter-reset:s;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.steps li{counter-increment:s;background:var(--alt);border-radius:12px;padding:16px 16px 16px 56px;position:relative}
.steps li::before{content:counter(s);position:absolute;left:14px;top:14px;width:30px;height:30px;border-radius:50%;background:var(--sea);color:#fff;display:grid;place-items:center;font-weight:700}
.steps strong{display:block;color:var(--sea)}.steps span{color:var(--muted);font-size:.95rem}
.side{position:sticky;top:88px;display:grid;gap:16px}
.side-box{border:1px solid var(--line);border-radius:var(--r);padding:20px;background:#fff}
.side-h{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 6px;font-weight:700}
.side-price{font:700 1.3rem/1.3 Georgia,serif;color:var(--sea);margin:0 0 6px}
.side-note{display:flex;gap:6px;font-size:.88rem;color:var(--muted);margin:12px 0 0}
.side-list{list-style:none;margin:0;padding:0}.side-list li{padding:6px 0;border-bottom:1px solid var(--line)}.side-list li:last-child{border:0}

/* tarifs */
.prices{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin-bottom:40px}
.price{border:1px solid var(--line);border-radius:var(--r);padding:22px;display:flex;flex-direction:column}
.price-v{font:700 1.35rem/1.3 Georgia,serif;color:var(--sea);margin:4px 0 12px}
.price ul{list-style:none;padding:0;margin:0 0 14px;flex:1}.price li{display:flex;gap:8px;padding:4px 0;color:var(--muted);font-size:.95rem}.price .ico{color:var(--teal);margin-top:4px}
.note{color:var(--muted);font-size:.9rem}

/* contact */
.contact-cards{display:grid;gap:12px;margin-bottom:12px}
.ccard{display:flex;gap:14px;align-items:center;padding:16px;border:1px solid var(--line);border-radius:12px;text-decoration:none;color:var(--ink)}
.ccard .ico{color:var(--teal)}.ccard strong{display:block;color:var(--sea)}
.form{display:grid;gap:14px}.form label{display:grid;gap:6px;font-weight:600;color:var(--sea);font-size:.95rem}
.form input,.form select,.form textarea{font:inherit;padding:12px;border:1px solid #cfc7b9;border-radius:10px;background:#fff;width:100%}
.form input:focus,.form select:focus,.form textarea:focus{outline:2px solid var(--teal);border-color:var(--teal)}
.form .btn{justify-self:start}
.map{padding:0;overflow:hidden}.map iframe{width:100%;height:420px;border:0;display:block}

/* footer */
.foot{background:#0a2638;color:#b9cad6;padding:48px 0 20px;font-size:.95rem}
.foot a{color:#fff}.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:32px}
.foot ul{list-style:none;padding:0;margin:0}.foot li{padding:3px 0}.foot address{font-style:normal;margin-bottom:10px}
.foot-h{color:#fff;font-weight:700;text-transform:uppercase;font-size:.8rem;letter-spacing:.08em}
.logo-foot{color:#fff}
.foot-legal{border-top:1px solid rgba(255,255,255,.12);margin-top:32px;padding-top:16px;font-size:.85rem}
.fab{display:none}

/* responsive */
@media (max-width:1180px){
 .cards{grid-template-columns:repeat(2,1fr)}
 .layout{grid-template-columns:1fr}.side{position:static}
 .menu{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);display:none;margin:0}
 .menu.open{display:block}.menu ul{flex-direction:column;padding:8px 16px 16px}
 .menu a{padding:12px}
 .burger{display:block}.top-call{display:none}
}
@media (max-width:700px){
 body{font-size:16px}
 .hero{padding:32px 0 40px}.hero-in{grid-template-columns:1fr}.hero-art{display:none}
 .cards,.modes,.two,.foot-grid,.steps{grid-template-columns:1fr}
 .hero-s-in{flex-direction:column;gap:10px}.ico-xl{width:48px;height:48px}
 .sec{padding:40px 0}
 .fab{display:flex;align-items:center;gap:8px;position:fixed;right:16px;bottom:16px;z-index:60;background:var(--sand);color:#2b1a00;font-weight:700;padding:14px 20px;border-radius:999px;text-decoration:none;box-shadow:0 10px 24px -8px rgba(0,0,0,.4)}
 .foot{padding-bottom:84px}
}

/* blog */
.post .post-date{font-size:.82rem;color:var(--teal);font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.all-posts{margin-top:20px;font-weight:600}
.post-body{font-size:1.05rem}.post-body ul,.post-body ol{padding-left:1.3em}.post-body li{margin:.35em 0}
.post-cta{margin-top:36px;padding:22px;border-radius:var(--r);background:var(--sand2);display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}.post-cta p{margin:0;flex:1 1 260px}

/* offre pro */
.cards-4{grid-template-columns:repeat(4,1fr)}
.sec-pro{background:linear-gradient(160deg,#0c3550,#14557d);}
.sec-pro .sec-h,.sec-pro .kicker{color:#fff}.sec-pro .kicker{color:var(--sand)}
.sec-pro .all-posts a{color:#fff}
.steps-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:1180px){.cards-4,.steps-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:700px){.cards-4,.steps-4{grid-template-columns:1fr}}