/* ==========================================================
   Pro-Clean Expert — feuille de style unique
   ========================================================== */

:root{
  --navy:#0A1F35;
  --navy-2:#0E2B47;
  --navy-3:#123B5E;
  --ink:#0A1F35;
  --accent:#1B87D8;
  --accent-light:#4FB3F0;
  --paper:#FFFFFF;
  --paper-2:#F4F7FA;
  --line:#DCE5EE;
  --muted:#5B7285;
  --muted-dark:#B7CDE0;
  --radius:14px;
  --wrap:1140px;
  --shadow:0 18px 50px -22px rgba(10,31,53,.35);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Poppins',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  color:var(--ink);background:var(--paper);line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--accent)}
h1,h2,h3,h4{line-height:1.18;margin:0;letter-spacing:-.02em}
h1{font-size:clamp(2rem,4.8vw,3.35rem);font-weight:700}
h2{font-size:clamp(1.6rem,3.4vw,2.35rem);font-weight:700}
h3{font-size:1.22rem;font-weight:600}
h4{font-size:1.02rem;font-weight:600}
p{margin:0}
ul,ol{margin:0;padding-left:1.25em}

.wrap{width:min(var(--wrap),92vw);margin-inline:auto}
.narrow{width:min(820px,92vw);margin-inline:auto}
.section{padding:clamp(56px,7.5vw,96px) 0}
.section-tight{padding:clamp(40px,5vw,64px) 0}
.alt{background:var(--paper-2)}
.eyebrow{font-size:.76rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);margin-bottom:14px}
.lede{font-size:1.06rem;color:var(--muted);max-width:64ch}
.stack > * + *{margin-top:18px}
.mt-s{margin-top:14px}.mt-m{margin-top:26px}.mt-l{margin-top:42px}

/* ---------- boutons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;
  padding:15px 28px;border-radius:100px;font-weight:600;font-size:.97rem;
  text-decoration:none;border:2px solid transparent;cursor:pointer;font-family:inherit;
  transition:transform .15s ease,background .15s ease,border-color .15s ease}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#1573BC}
.btn-ghost{border-color:rgba(255,255,255,.38);color:#fff}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-dark{background:var(--navy);color:#fff}
.btn-dark:hover{background:var(--navy-3)}
.btn-line{border-color:var(--line);color:var(--ink)}
.btn-line:hover{border-color:var(--accent);color:var(--accent)}

/* ---------- entête ---------- */
header{position:sticky;top:0;z-index:60;background:rgba(10,31,53,.95);
  backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.09)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:13px 0;position:relative}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:#fff}
.brand-mark{width:38px;height:38px;border-radius:10px;flex:none;
  background:linear-gradient(140deg,var(--accent-light),var(--accent));
  display:grid;place-items:center;font-weight:700;color:#06172a;font-size:1.05rem}
.brand-name{font-weight:600;font-size:1.02rem;white-space:nowrap;line-height:1.25}
.brand-name small{display:block;font-size:.62rem;font-weight:400;letter-spacing:.13em;
  text-transform:uppercase;color:var(--muted-dark)}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links > a{color:#DCE9F5;text-decoration:none;font-size:.92rem;font-weight:500}
.nav-links > a:hover{color:#fff}
.nav .btn{padding:11px 21px;font-size:.88rem}
.burger{display:none;background:none;border:0;color:#fff;padding:8px;cursor:pointer}
.burger svg{width:26px;height:26px}

/* menu déroulant */
.drop{position:relative}
.drop > button{background:none;border:0;color:#DCE9F5;font:inherit;font-size:.92rem;
  font-weight:500;cursor:pointer;display:flex;align-items:center;gap:6px;padding:0}
.drop > button:hover{color:#fff}
.drop > button svg{width:14px;height:14px;transition:transform .15s ease}
.drop.open > button svg{transform:rotate(180deg)}
.drop-menu{display:none;position:absolute;top:calc(100% + 14px);left:-16px;min-width:262px;
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px;
  box-shadow:0 24px 60px -20px rgba(10,31,53,.4)}
.drop.open .drop-menu{display:block}
.drop-menu a{display:block;padding:9px 13px;border-radius:8px;text-decoration:none;
  color:var(--ink);font-size:.9rem;font-weight:500}
.drop-menu a:hover{background:var(--paper-2);color:var(--accent)}

/* ---------- fil d'Ariane ---------- */
.crumbs{font-size:.83rem;color:var(--muted);padding:18px 0 0}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--accent);text-decoration:underline}
.crumbs span{margin:0 7px;opacity:.5}

/* ---------- héros ---------- */
.hero{position:relative;color:#fff;overflow:hidden;
  background:radial-gradient(1100px 620px at 78% -8%,rgba(27,135,216,.42),transparent 62%),
             linear-gradient(160deg,#0A1F35 0%,#0E2B47 52%,#08192b 100%)}
.hero::after{content:"";position:absolute;inset:0;opacity:.05;pointer-events:none;
  background-image:repeating-linear-gradient(115deg,#fff 0 1px,transparent 1px 92px)}
.hero-inner{position:relative;z-index:1;padding:clamp(58px,8vw,104px) 0 clamp(48px,6.5vw,80px)}
.hero h1{max-width:16ch}
.hero .lede{color:#C9DCEC;margin-top:20px;font-size:1.1rem}
.hero .crumbs,.hero .crumbs a{color:#93B2CB}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-note{margin-top:15px;font-size:.85rem;color:#8FAEC7}
.hero-sm .hero-inner{padding:clamp(42px,5.5vw,66px) 0 clamp(38px,5vw,58px)}
.hero-sm h1{font-size:clamp(1.85rem,4.2vw,2.9rem);max-width:20ch}

.pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.pill{border:1px solid rgba(120,175,215,.5);border-radius:100px;padding:9px 18px;
  font-size:.86rem;font-weight:500;color:#EAF4FD;background:rgba(255,255,255,.05)}

/* ---------- bandeau ---------- */
.strip{background:var(--navy-2);color:#fff;border-top:1px solid rgba(255,255,255,.08)}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.1)}
.strip-cell{background:var(--navy-2);padding:24px 20px;text-align:center}
.strip-cell strong{display:block;font-size:1rem;font-weight:600;color:#fff}
.strip-cell span{font-size:.82rem;color:var(--muted-dark)}

/* ---------- grilles et cartes ---------- */
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:start}
.split-side{display:grid;grid-template-columns:1fr 320px;gap:54px;align-items:start}

.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 25px;transition:box-shadow .2s ease,transform .2s ease,border-color .2s ease}
a.card{text-decoration:none;color:inherit;display:block}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:#BFD4E6}
.card-ico{width:44px;height:44px;border-radius:11px;display:grid;place-items:center;
  margin-bottom:16px;background:#E7F2FB;color:var(--accent)}
.card-ico svg{width:22px;height:22px}
.card h3{margin-bottom:8px;font-size:1.12rem}
.card p{font-size:.94rem;color:var(--muted)}
.card-more{display:inline-block;margin-top:14px;font-size:.88rem;font-weight:600;color:var(--accent)}

/* ---------- prose (pages de contenu) ---------- */
.prose h2{margin-top:44px}
.prose h3{margin-top:30px}
.prose p,.prose ul,.prose ol{margin-top:14px;color:#31465A}
.prose li{margin-top:7px}
.prose li::marker{color:var(--accent)}
.prose strong{color:var(--ink)}
.prose > :first-child{margin-top:0}

.checklist{list-style:none;padding:0}
.checklist li{position:relative;padding-left:32px;margin-top:11px}
.checklist li::before{content:"";position:absolute;left:0;top:.42em;width:18px;height:18px;
  border-radius:50%;background:#E7F2FB;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231B87D8' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 12l5 5L20 6'/%3E%3C/svg%3E");
  background-size:12px;background-position:center;background-repeat:no-repeat}

.callout{background:var(--paper-2);border-left:3px solid var(--accent);
  border-radius:0 12px 12px 0;padding:22px 26px;margin-top:26px}
.callout p{margin-top:0;color:#31465A}

/* encadré latéral */
.aside-box{background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;position:sticky;top:88px}
.aside-box h3{font-size:1.06rem;margin-bottom:12px}
.aside-box p{font-size:.92rem;color:var(--muted)}
.aside-box .btn{width:100%;margin-top:16px;padding:13px 20px;font-size:.92rem}
.aside-list{list-style:none;padding:0;margin-top:14px}
.aside-list li{border-top:1px solid var(--line)}
.aside-list li:first-child{border-top:0}
.aside-list a{display:block;padding:10px 0;font-size:.91rem;text-decoration:none;
  color:var(--ink);font-weight:500}
.aside-list a:hover{color:var(--accent)}

/* ---------- étapes ---------- */
.steps{counter-reset:s;display:grid;gap:26px;grid-template-columns:repeat(3,1fr)}
.steps-1{grid-template-columns:1fr;gap:28px}
.step{position:relative;padding-top:54px}
.steps-1 .step{padding-top:0;padding-left:60px;min-height:44px}
.step::before{counter-increment:s;content:counter(s);position:absolute;top:0;left:0;
  width:42px;height:42px;border-radius:50%;background:var(--navy);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:1rem}
.step h3{margin-bottom:7px;font-size:1.1rem}
.step p{font-size:.94rem;color:var(--muted)}

/* ---------- pastilles villes ---------- */
.zone-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.zone{background:#fff;border:1px solid var(--line);border-radius:100px;padding:9px 18px;
  font-size:.9rem;font-weight:500;text-decoration:none;color:var(--ink)}
a.zone:hover{border-color:var(--accent);color:var(--accent)}

/* ---------- FAQ ---------- */
details{border-bottom:1px solid var(--line);padding:19px 0}
details summary{cursor:pointer;font-weight:600;font-size:1.01rem;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:20px}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"+";font-size:1.5rem;font-weight:400;color:var(--accent);line-height:1}
details[open] summary::after{content:"–"}
details p{margin-top:11px;color:var(--muted);font-size:.95rem}

/* ---------- appel à l'action ---------- */
.cta{background:var(--navy);color:#fff;text-align:center}
.cta h2{color:#fff}
.cta .lede{color:#C9DCEC;margin:16px auto 0}
.cta .hero-cta{justify-content:center}

/* ---------- formulaire ---------- */
.contact{background:var(--navy);color:#fff}
.contact h2,.contact h3{color:#fff}
.contact .lede{color:#C9DCEC}
form{display:grid;gap:16px;grid-template-columns:1fr 1fr}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
label{font-size:.83rem;font-weight:500;color:#C9DCEC}
input,select,textarea{font-family:inherit;font-size:.96rem;color:#fff;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.2);
  border-radius:10px;padding:13px 15px}
input::placeholder,textarea::placeholder{color:#7E9BB4}
input:focus,select:focus,textarea:focus{outline:2px solid var(--accent-light);outline-offset:1px}
select option{color:#0A1F35}
textarea{resize:vertical;min-height:110px}
.form-note{grid-column:1/-1;font-size:.8rem;color:#8FAEC7}
.form-status{grid-column:1/-1;font-size:.93rem;font-weight:500;display:none;
  padding:13px 16px;border-radius:10px}
.form-status.ok{display:block;background:rgba(79,179,240,.16);color:#CFE9FB}
.contact-side{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:28px 26px}
.cinfo{display:flex;gap:13px;align-items:flex-start;padding:13px 0;
  border-top:1px solid rgba(255,255,255,.12)}
.cinfo:first-of-type{border-top:0;padding-top:0}
.cinfo svg{width:19px;height:19px;color:var(--accent-light);flex:none;margin-top:3px}
.cinfo div{font-size:.93rem;color:#DCE9F5}
.cinfo span{display:block;font-size:.78rem;color:#8FAEC7}
.cinfo a{color:#DCE9F5}
.todo{background:#FFF4CC;color:#7A5B00;border-radius:6px;padding:1px 7px;
  font-size:.78rem;font-weight:600;display:inline-block}

/* ---------- blogue ---------- */
.post-meta{font-size:.85rem;color:var(--muted);margin-top:12px}
.post-card h3{font-size:1.1rem}

/* ---------- pied ---------- */
footer{background:#071726;color:#8FAEC7;padding:52px 0 34px;font-size:.88rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px}
.foot-grid h4{color:#fff;font-size:.83rem;letter-spacing:.12em;text-transform:uppercase;
  margin-bottom:14px}
.foot-grid ul{list-style:none;padding:0}
.foot-grid li{margin-top:8px}
.foot-grid a{color:#B7CDE0;text-decoration:none}
.foot-grid a:hover{color:#fff;text-decoration:underline}
.foot-bottom{margin-top:38px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:.83rem}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .split,.split-side{grid-template-columns:1fr;gap:38px}
  .aside-box{position:static}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:940px){
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .step{padding-top:0;padding-left:60px;min-height:44px}
  .strip-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;
    align-items:stretch;gap:0;background:var(--navy);
    border-bottom:1px solid rgba(255,255,255,.12);padding:8px 0;max-height:78vh;overflow:auto}
  .nav-links.open{display:flex}
  .nav-links > a{padding:13px 4vw}
  .nav-links .btn{margin:10px 4vw}
  .burger{display:block}
  .drop > button{padding:13px 4vw;width:100%;justify-content:space-between}
  .drop-menu{position:static;display:none;border:0;box-shadow:none;background:transparent;
    padding:0 0 6px}
  .drop.open .drop-menu{display:block}
  .drop-menu a{color:#B7CDE0;padding:10px 6vw}
  .drop-menu a:hover{background:rgba(255,255,255,.06);color:#fff}
  .grid-3,.grid-2{grid-template-columns:1fr}
  form{grid-template-columns:1fr}
}

/* ==========================================================
   v2 — photographie, animations, conversion
   ========================================================== */

/* ---------- bandeau d'annonce ---------- */
.announce{background:var(--navy-3);color:#DCE9F5;font-size:.82rem;overflow:hidden;
  border-bottom:1px solid rgba(255,255,255,.09)}
.announce-track{display:flex;gap:52px;width:max-content;padding:9px 0;
  animation:slide 34s linear infinite}
.announce-track span{white-space:nowrap;display:flex;align-items:center;gap:52px}
.announce-track b{font-weight:600;color:#fff}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){
  .announce-track{animation:none;width:100%;justify-content:center;padding:9px 4vw}
  .announce-track > span:nth-child(2){display:none}
}

/* ---------- en-tête compact au défilement ---------- */
header{transition:padding .25s ease, background .25s ease}
header.shrunk .nav{padding:7px 0}
header.shrunk .brand-mark{width:32px;height:32px;font-size:.95rem}
header.shrunk .brand-name small{display:none}

/* ---------- héros photo ---------- */
.hero-photo{background:var(--navy)}
.hero-photo .hero-bg{position:absolute;inset:0;z-index:0;overflow:hidden}
.hero-photo .hero-bg img{width:100%;height:100%;object-fit:cover;
  transform:scale(1.06);animation:heroZoom 18s ease-out forwards}
@keyframes heroZoom{to{transform:scale(1)}}
@media (prefers-reduced-motion:reduce){.hero-photo .hero-bg img{animation:none;transform:none}}
.hero-photo .hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(6,20,35,.95) 0%,rgba(8,26,44,.88) 42%,
    rgba(10,31,53,.62) 72%,rgba(10,31,53,.5) 100%)}
.hero-photo::after{display:none}
.hero-photo .hero-inner{position:relative;z-index:2}

/* ---------- cartes services avec photo ---------- */
.card-photo{padding:0;overflow:hidden;display:flex;flex-direction:column}
.card-photo .shot{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--paper-2)}
.card-photo .shot img{width:100%;height:100%;object-fit:cover;
  transition:transform .55s cubic-bezier(.2,.7,.3,1)}
.card-photo:hover .shot img{transform:scale(1.06)}
.card-photo .shot::after{content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(10,31,53,.34),transparent 55%)}
.card-photo .card-body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.card-photo .card-ico{position:absolute;left:18px;bottom:18px;z-index:2;margin:0;
  background:rgba(255,255,255,.94);box-shadow:0 6px 18px -6px rgba(10,31,53,.5)}
.card-photo h3{margin-bottom:8px}
.card-photo .card-more{margin-top:auto;padding-top:14px}

/* ---------- bande photo pleine largeur ---------- */
.band{position:relative;color:#fff;overflow:hidden;background:var(--navy)}
.band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.band::after{content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(6,20,35,.94),rgba(10,31,53,.72))}
.band .wrap{position:relative;z-index:2}
.band h2{color:#fff}
.band .lede{color:#C9DCEC}

/* ---------- photo dans le contenu ---------- */
.figure{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.figure img{width:100%;height:auto;display:block}

/* ---------- animations d'apparition ---------- */
.js-anim .reveal{opacity:0;transform:translateY(18px);
  transition:opacity .55s cubic-bezier(.2,.7,.3,1),transform .55s cubic-bezier(.2,.7,.3,1)}
.js-anim .reveal.seen{opacity:1;transform:none}
.js-anim .reveal-d1{transition-delay:.07s}
.js-anim .reveal-d2{transition-delay:.14s}
.js-anim .reveal-d3{transition-delay:.21s}
.js-anim .reveal-d4{transition-delay:.28s}
.js-anim .reveal-d5{transition-delay:.35s}
@media (prefers-reduced-motion:reduce){
  .js-anim .reveal{opacity:1;transform:none;transition:none}
}

/* ---------- barre d'action mobile ---------- */
.mobile-cta{display:none}
@media (max-width:820px){
  .mobile-cta{display:grid;grid-template-columns:1fr 1fr;gap:10px;
    position:fixed;left:0;right:0;bottom:0;z-index:70;padding:10px 12px
    calc(10px + env(safe-area-inset-bottom));
    background:rgba(10,31,53,.96);backdrop-filter:blur(10px);
    border-top:1px solid rgba(255,255,255,.14)}
  .mobile-cta .btn{padding:13px 10px;font-size:.9rem;width:100%}
  body{padding-bottom:78px}
}

/* ---------- micro-détails ---------- */
.btn-primary{box-shadow:0 10px 26px -12px rgba(27,135,216,.9)}
.zone{transition:transform .15s ease,border-color .15s ease,color .15s ease}
a.zone:hover{transform:translateY(-2px)}
.strip-cell{transition:background .2s ease}
.strip-cell:hover{background:var(--navy-3)}

/* barre mobile : apparaît après le héros (visible d'office si JS absent) */
@media (max-width:820px){
  .js-anim .mobile-cta{transform:translateY(115%);transition:transform .28s ease}
  .js-anim .mobile-cta.show{transform:none}
}