/* ==========================================================================
   PREDIAG ASSISTANCE — Design system (lot 1)
   Direction validée : sobre, claire, professionnelle.
   Le logo porte la couleur, la page reste calme.
   -------------------------------------------------------------------------
   Polices : chargées depuis Google Fonts pour l'instant.
   À auto-héberger avant la mise en production (voir LISEZMOI.md) — charger
   les polices depuis les serveurs de Google transmet l'IP du visiteur à un
   tiers sans consentement, ce qui pose un problème RGPD.
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Plus+Jakarta+Sans:wght@700;800&display=swap');

/* ==========================================================================
   PREDIAG ASSISTANCE — Direction C
   Sobre, clair, professionnel. Le logo porte la couleur ; la page reste calme.
   ========================================================================== */

:root{
  --ink:#0F1721;
  --ink-2:#334155;
  --grey:#64748B;
  --line:#E4E9EF;
  --bg:#FFFFFF;
  --bg-2:#F7F9FB;
  --brand:#0A7C8C;        /* cyan du logo, assombri pour rester lisible */
  --brand-2:#E8F6F8;      /* fond teinté très clair */
  --brand-d:#065A66;
  --accent:#F5C400;       /* jaune du logo, réservé aux petits repères */
  --ok:#0E9F6E;

  --f-head:'Plus Jakarta Sans','Inter',system-ui,-apple-system,sans-serif;
  --f-body:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;

  --gutter:clamp(1.15rem,4vw,2.5rem);
  --stack:clamp(3.5rem,8vw,6.5rem);
  --maxw:72rem;
  --r:14px;
  --ease:cubic-bezier(.22,.72,.31,1);
  --sh-1:0 1px 2px rgba(15,23,33,.05);
  --sh-2:0 4px 16px rgba(15,23,33,.07);
  --sh-3:0 12px 32px rgba(15,23,33,.10);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--f-body);font-size:1rem;line-height:1.65;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
::selection{background:var(--brand-2);color:var(--brand-d)}

.wrap{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}
.sec{padding-block:var(--stack)}
.sec--alt{background:var(--bg-2);border-block:1px solid var(--line)}

/* ---------- Typographie ---------- */
h1,h2,h3,h4{font-family:var(--f-head);font-weight:800;letter-spacing:-.025em;line-height:1.12;margin:0;color:var(--ink)}
h1{font-size:clamp(2rem,1.4rem+2.6vw,3.4rem);letter-spacing:-.035em;line-height:1.06}
h2{font-size:clamp(1.6rem,1.25rem+1.6vw,2.4rem)}
h3{font-size:1.125rem;letter-spacing:-.015em}
p{margin:0}
.lead{font-size:clamp(1.02rem,.98rem+.35vw,1.175rem);line-height:1.6;color:var(--ink-2);max-width:56ch;margin-top:1.15rem}
.muted{color:var(--grey)}

.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  font-size:.75rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  color:var(--brand-d);background:var(--brand-2);
  padding:.4rem .8rem;border-radius:100px;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--brand);flex:none}

.sec-head{max-width:44rem}
.sec-head h2{margin-top:1rem}

/* ---------- Boutons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  padding:.85rem 1.4rem;min-height:48px;
  font-family:var(--f-body);font-size:.9375rem;font-weight:600;
  border:1px solid transparent;border-radius:10px;cursor:pointer;
  transition:background-color .2s var(--ease),border-color .2s var(--ease),
             color .2s var(--ease),box-shadow .2s var(--ease),transform .15s var(--ease);
}
.btn:active{transform:translateY(1px)}
.btn--p{background:var(--brand);color:#fff;box-shadow:var(--sh-2)}
.btn--p:hover{background:var(--brand-d);box-shadow:var(--sh-3)}
.btn--s{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--sh-1)}
.btn--s:hover{border-color:#CBD5E1;box-shadow:var(--sh-2)}
.btn--g{background:transparent;color:var(--brand-d);padding-inline:.25rem}
.btn--g:hover{color:var(--brand)}
.btn--g svg{transition:transform .2s var(--ease)}
.btn--g:hover svg{transform:translateX(3px)}
.btn-row{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:2rem}

/* ---------- En-tête ---------- */
.hdr{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);
     -webkit-backdrop-filter:blur(12px);border-bottom:1px solid transparent;transition:border-color .25s,box-shadow .25s}
.hdr[data-sc]{border-bottom-color:var(--line);box-shadow:var(--sh-1)}
.hdr__in{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:70px}
.brand{display:flex;align-items:center;gap:.6rem}
.brand img{width:40px;height:40px;object-fit:contain;flex:none}
.brand b{font-family:var(--f-head);font-weight:800;font-size:1.0625rem;letter-spacing:-.02em;display:block;line-height:1.15}
.brand small{display:block;font-size:.6875rem;color:var(--grey);letter-spacing:.02em}
.nav{display:none;gap:.35rem}
.nav a{padding:.55rem .8rem;border-radius:8px;font-size:.9375rem;font-weight:500;color:var(--ink-2);transition:background-color .18s,color .18s}
.nav a:hover{background:var(--bg-2);color:var(--ink)}
.hdr__cta{display:none;gap:.5rem}
.burger{width:44px;height:44px;display:grid;place-items:center;background:#fff;border:1px solid var(--line);border-radius:10px;cursor:pointer}
.burger span{display:block;width:16px;height:1.5px;background:var(--ink);border-radius:2px;transition:transform .28s var(--ease),opacity .18s}
.burger span+span{margin-top:4.5px}
.burger[aria-expanded=true] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.burger[aria-expanded=true] span:nth-child(2){opacity:0}
.burger[aria-expanded=true] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.drawer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .32s var(--ease);border-top:1px solid transparent;background:#fff}
.drawer[data-open]{grid-template-rows:1fr;border-top-color:var(--line)}
.drawer__in{overflow:hidden}
.drawer a{display:block;padding:.9rem .25rem;font-weight:500;color:var(--ink-2);border-bottom:1px solid var(--line)}
@media(min-width:60rem){.nav{display:flex}.hdr__cta{display:flex}.burger,.drawer{display:none}}

/* ---------- Hero ---------- */
.hero{position:relative;padding-block:clamp(2.5rem,6vw,4.5rem) clamp(2.5rem,6vw,4rem);overflow:hidden}
.hero::before{
  content:'';position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(46rem 24rem at 78% -6%, rgba(10,124,140,.10), transparent 62%),
    radial-gradient(34rem 20rem at 6% 2%, rgba(245,196,0,.09), transparent 62%);
}
.hero__g{position:relative;z-index:1;max-width:46rem}
.hero__g .lead{margin-left:auto;margin-right:auto}
@media(min-width:48rem){.hero__g{margin-inline:auto;text-align:center}
 .hero .btn-row,.hero .trust{justify-content:center}}
.hero h1{margin-top:1.25rem}
.hero h1 em{font-style:normal;color:var(--brand);position:relative;white-space:nowrap}
.hero h1 em::after{content:'';position:absolute;left:0;right:0;bottom:.02em;height:.14em;background:var(--accent);
  opacity:.4;border-radius:2px;transform:scaleX(0);transform-origin:left;animation:uline .7s var(--ease) .5s forwards}
@keyframes uline{to{transform:scaleX(1)}}

.trust{display:flex;flex-wrap:wrap;gap:.5rem .75rem;margin-top:2.25rem}
.trust span{
  display:inline-flex;align-items:center;gap:.45rem;
  font-size:.8125rem;font-weight:500;color:var(--ink-2);
  background:#fff;border:1px solid var(--line);border-radius:100px;padding:.4rem .8rem;box-shadow:var(--sh-1);
}
.trust svg{width:14px;height:14px;color:var(--ok);flex:none}

/* Carte de suivi du hero */
.hcard{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--sh-3);overflow:hidden}
.hcard__h{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:1rem 1.15rem;border-bottom:1px solid var(--line);background:var(--bg-2)}
.hcard__ref{font-size:.8125rem;font-weight:700;color:var(--ink)}
.hcard__sub{font-size:.75rem;color:var(--grey)}
.pill{font-size:.6875rem;font-weight:700;letter-spacing:.03em;padding:.28rem .65rem;border-radius:100px;background:var(--brand-2);color:var(--brand-d);white-space:nowrap}
.hcard__b{padding:1.15rem}

/* Timeline */
.tl{list-style:none;margin:0;padding:0}
.tli{display:grid;grid-template-columns:22px 1fr;gap:.85rem;padding-bottom:1.1rem;position:relative}
.tli:last-child{padding-bottom:0}
.tli::before{content:'';position:absolute;left:10.25px;top:22px;bottom:0;width:1.5px;background:var(--line)}
.tli:last-child::before{display:none}
.tli__d{width:22px;height:22px;border-radius:50%;background:#fff;border:1.5px solid var(--line);
  display:grid;place-items:center;position:relative;z-index:1;flex:none}
.tli__d svg{width:11px;height:11px}
.tli[data-s=done] .tli__d{background:var(--ok);border-color:var(--ok);color:#fff}
.tli[data-s=now] .tli__d{background:var(--brand);border-color:var(--brand);color:#fff;animation:ping 2.6s var(--ease) infinite}
@keyframes ping{0%,100%{box-shadow:0 0 0 0 rgba(10,124,140,.35)}55%{box-shadow:0 0 0 8px rgba(10,124,140,0)}}
.tli__l{font-size:.9375rem;font-weight:600;line-height:1.35}
.tli[data-s=todo] .tli__l{font-weight:400;color:var(--grey)}
.tli__t{font-size:.75rem;color:var(--grey);margin-top:.1rem}

/* ---------- Cartes services ---------- */
.cards{display:grid;gap:1.15rem;margin-top:2.75rem}
@media(min-width:44rem){.cards{grid-template-columns:repeat(2,1fr)}}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.65rem;
  display:flex;flex-direction:column;box-shadow:var(--sh-1);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#D3DCE5}
.card__i{width:44px;height:44px;border-radius:11px;background:var(--brand-2);color:var(--brand-d);display:grid;place-items:center;margin-bottom:1.1rem}
.card__i svg{width:21px;height:21px}
.card h3{margin-bottom:.55rem}
.card>p{color:var(--ink-2);font-size:.9375rem}
.card ul{list-style:none;margin:1.15rem 0 0;padding:0;font-size:.875rem;color:var(--ink-2)}
.card li{display:flex;gap:.55rem;align-items:flex-start;padding:.3rem 0}
.card li svg{width:15px;height:15px;color:var(--brand);flex:none;margin-top:.25rem}
.card .btn--g{margin-top:auto;padding-top:1.35rem;align-self:flex-start}

/* ---------- Étapes ---------- */
.steps{display:grid;gap:1.15rem;margin-top:2.75rem;counter-reset:s}
@media(min-width:56rem){.steps{grid-template-columns:repeat(4,1fr)}}
.stp{position:relative;padding-top:2.9rem}
.stp::before{
  counter-increment:s;content:counter(s);
  position:absolute;top:0;left:0;width:36px;height:36px;border-radius:50%;
  background:#fff;border:1px solid var(--line);box-shadow:var(--sh-1);
  display:grid;place-items:center;font-family:var(--f-head);font-weight:800;font-size:.875rem;color:var(--brand-d);
}
@media(min-width:56rem){
  .stp::after{content:'';position:absolute;top:18px;left:44px;right:-1.15rem;height:1px;
    background:linear-gradient(to right,var(--line),var(--line) 60%,transparent)}
  .stp:last-child::after{display:none}
}
.stp h3{font-size:1rem;margin-bottom:.4rem}
.stp p{font-size:.9rem;color:var(--ink-2)}

/* ---------- Bloc deux colonnes ---------- */
.split{display:grid;gap:clamp(2rem,5vw,3.5rem);align-items:center}
@media(min-width:64rem){.split{grid-template-columns:1fr 1fr}}
.checks{list-style:none;margin:1.75rem 0 0;padding:0;display:grid;gap:.85rem}
.checks li{display:flex;gap:.7rem;align-items:flex-start}
.checks svg{width:20px;height:20px;color:var(--ok);flex:none;margin-top:.15rem}
.checks b{display:block;font-size:.9375rem;font-weight:600}
.checks span{font-size:.875rem;color:var(--ink-2)}

/* ---------- Bandeau final ---------- */
.cta{background:var(--ink);color:#fff;border-radius:20px;padding:clamp(2rem,5vw,3.25rem);position:relative;overflow:hidden}
.cta::before{content:'';position:absolute;inset:0;
  background:radial-gradient(32rem 18rem at 88% 0%,rgba(10,124,140,.4),transparent 60%),
             radial-gradient(24rem 14rem at 4% 100%,rgba(245,196,0,.16),transparent 60%)}
.cta>*{position:relative;z-index:1}
.cta h2{color:#fff}
.cta .lead{color:rgba(255,255,255,.75)}
.cta .btn--s{background:#fff;border-color:#fff}
.cta .btn--o{background:transparent;color:#fff;border-color:rgba(255,255,255,.28)}
.cta .btn--o:hover{border-color:rgba(255,255,255,.6);background:rgba(255,255,255,.06)}

/* ---------- Pied ---------- */
.ftr{border-top:1px solid var(--line);background:var(--bg-2);padding-block:3rem 1.75rem;margin-top:var(--stack)}
.ftr__g{display:grid;gap:2.25rem}
@media(min-width:52rem){.ftr__g{grid-template-columns:1.6fr 1fr 1fr 1fr}}
.ftr h4{font-size:.8125rem;font-weight:700;color:var(--ink);margin:0 0 .9rem;letter-spacing:.01em}
.ftr ul{list-style:none;margin:0;padding:0}
.ftr li{padding:.28rem 0}
.ftr a{font-size:.9rem;color:var(--grey);transition:color .18s}
.ftr a:hover{color:var(--brand-d)}
.ftr__b{margin-top:2.5rem;padding-top:1.35rem;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:.5rem 1.5rem;justify-content:space-between;font-size:.8125rem;color:var(--grey)}

/* ---------- Révélations ---------- */
[data-r]{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
[data-r].in{opacity:1;transform:none}
[data-r][data-dl="1"]{transition-delay:.07s}
[data-r][data-dl="2"]{transition-delay:.14s}
[data-r][data-dl="3"]{transition-delay:.21s}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  [data-r]{opacity:1;transform:none}
  .hero h1 em::after{transform:scaleX(1)}
}

/* ==========================================================================
   LOT 2 — pages de services
   ========================================================================== */

/* ---------- En-tête de page intérieure ---------- */
.phead{position:relative;padding-block:clamp(2.25rem,5vw,3.5rem) clamp(2rem,4vw,3rem);overflow:hidden;
  border-bottom:1px solid var(--line)}
.phead::before{content:'';position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(40rem 20rem at 82% -10%,rgba(10,124,140,.09),transparent 62%),
             radial-gradient(28rem 16rem at 4% 0%,rgba(245,196,0,.07),transparent 62%)}
.phead__in{position:relative;z-index:1;max-width:46rem}
.phead h1{margin-top:1rem}
.phead .lead{margin-top:1.1rem}

/* Fil d'Ariane */
.crumb{display:flex;flex-wrap:wrap;gap:.4rem;align-items:center;font-size:.8125rem;color:var(--grey);margin-bottom:1.25rem}
.crumb a{color:var(--grey)}
.crumb a:hover{color:var(--brand-d)}
.crumb span{opacity:.5}

/* ---------- Tableau de tarifs ---------- */
.tarifs{margin-top:2rem;border:1px solid var(--line);border-radius:var(--r);background:#fff;
  box-shadow:var(--sh-1);overflow:hidden}
.tarif{display:grid;gap:.35rem 1rem;padding:1.15rem 1.25rem;border-bottom:1px solid var(--line)}
.tarif:last-child{border-bottom:0}
@media(min-width:44rem){.tarif{grid-template-columns:1fr auto;align-items:baseline}}
.tarif__n{font-weight:600;font-size:.9688rem}
.tarif__d{font-size:.875rem;color:var(--grey);grid-column:1;margin-top:.15rem}
.tarif__p{font-family:var(--f-head);font-weight:800;font-size:1.15rem;letter-spacing:-.02em;
  color:var(--brand-d);white-space:nowrap}
.tarif--free .tarif__p{color:var(--ok)}
.tarifs__note{padding:1rem 1.25rem;background:var(--bg-2);border-top:1px solid var(--line);
  font-size:.8438rem;color:var(--grey)}

/* ---------- Zone d'intervention ---------- */
.zones{display:grid;gap:.75rem;margin-top:1.75rem}
@media(min-width:44rem){.zones{grid-template-columns:repeat(3,1fr)}}
.zone{border:1px solid var(--line);border-radius:var(--r);background:#fff;padding:1.15rem;box-shadow:var(--sh-1)}
.zone b{display:block;font-family:var(--f-head);font-weight:800;font-size:1.35rem;letter-spacing:-.02em;color:var(--brand-d)}
.zone span{display:block;font-size:.875rem;color:var(--grey);margin-top:.3rem}

/* ---------- FAQ ---------- */
.faq{margin-top:2rem;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{display:flex;gap:1rem;align-items:flex-start;justify-content:space-between;
  padding:1.15rem .25rem;cursor:pointer;font-weight:600;font-size:1rem;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-family:var(--f-head);font-size:1.35rem;line-height:1;color:var(--brand);
  flex:none;transition:transform .25s var(--ease)}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq p{padding:0 .25rem 1.25rem;color:var(--ink-2);font-size:.9375rem;max-width:62ch}

/* ---------- Formules (page web) ---------- */
.plans{display:grid;gap:1.15rem;margin-top:2.5rem}
@media(min-width:52rem){.plans{grid-template-columns:repeat(3,1fr)}}
.plan{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.65rem;
  display:flex;flex-direction:column;box-shadow:var(--sh-1);position:relative}
.plan--best{border-color:var(--brand);box-shadow:var(--sh-3)}
.plan__tag{position:absolute;top:-11px;left:1.65rem;background:var(--brand);color:#fff;
  font-size:.6875rem;font-weight:700;letter-spacing:.05em;padding:.25rem .7rem;border-radius:100px}
.plan h3{margin-bottom:.35rem}
.plan__p{font-family:var(--f-head);font-weight:800;font-size:2rem;letter-spacing:-.03em;line-height:1;margin:.9rem 0 .2rem}
.plan__p small{font-family:var(--f-body);font-weight:500;font-size:.875rem;color:var(--grey);letter-spacing:0}
.plan__sub{font-size:.8125rem;color:var(--grey)}
.plan ul{list-style:none;margin:1.35rem 0 0;padding:0;font-size:.875rem;color:var(--ink-2)}
.plan li{display:flex;gap:.55rem;align-items:flex-start;padding:.32rem 0}
.plan li svg{width:15px;height:15px;color:var(--brand);flex:none;margin-top:.25rem}
.plan .btn{margin-top:1.65rem}

/* ---------- Réalisations ---------- */
.refs{display:grid;gap:1.15rem;margin-top:2.5rem}
@media(min-width:40rem){.refs{grid-template-columns:repeat(2,1fr)}}
@media(min-width:64rem){.refs{grid-template-columns:repeat(3,1fr)}}
.ref{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease)}
.ref:hover{transform:translateY(-4px);box-shadow:var(--sh-3)}
.ref__v{aspect-ratio:16/10;background:linear-gradient(135deg,var(--bg-2),#EDF3F5);
  border-bottom:1px solid var(--line);display:grid;place-items:center;position:relative}
.ref__v span{font-family:var(--f-head);font-weight:800;font-size:1.05rem;color:var(--brand-d);
  letter-spacing:-.02em;padding:0 1rem;text-align:center}
.ref__b{padding:1.15rem;display:flex;flex-direction:column;flex:1}
.ref__b h3{font-size:1rem;margin-bottom:.3rem}
.ref__k{font-size:.8125rem;color:var(--grey)}
.ref__b p{font-size:.875rem;color:var(--ink-2);margin-top:.65rem}
.ref__l{margin-top:auto;padding-top:1.1rem;font-size:.8438rem;font-weight:600;color:var(--brand-d);
  display:inline-flex;align-items:center;gap:.4rem}
.ref:hover .ref__l svg{transform:translateX(3px)}
.ref__l svg{width:15px;height:15px;transition:transform .2s var(--ease)}

/* ---------- Encart mis en avant ---------- */
.hilite{background:var(--brand-2);border:1px solid #BFE3E8;border-radius:var(--r);
  padding:clamp(1.35rem,3vw,2rem);margin-top:2.25rem}
.hilite h3{color:var(--brand-d);margin-bottom:.5rem}
.hilite p{color:var(--ink-2);font-size:.9375rem;max-width:60ch}

/* ---------- Bloc info discret ---------- */
.note{border-left:3px solid var(--brand);background:var(--bg-2);padding:1rem 1.15rem;
  border-radius:0 8px 8px 0;font-size:.9rem;color:var(--ink-2);margin-top:1.5rem}