/* POWERSYS — feuille de style principale du thème */
:root{
  --ink:#0B1622;
  --ink-2:#101F30;
  --paper:#EEF1EF;
  --paper-2:#E3E9E6;
  --slate:#1D262E;
  --mist:#5C6970;
  --teal:#159485;
  --teal-bright:#1FB0A0;
  --amber:#D6941F;
  --line:rgba(11,22,34,0.13);
  --line-dark:rgba(255,255,255,0.16);
  --on-ink:#EDF2F1;
  --on-ink-mist:#9FB0AE;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--slate);
  font-family:'IBM Plex Sans', system-ui, sans-serif;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%;}
a{color:inherit;}
.wrap{max-width:1180px; margin:0 auto; padding:0 32px;}
h1,h2,h3{
  font-family:'Space Grotesk', 'IBM Plex Sans', sans-serif;
  font-weight:600; line-height:1.08; margin:0; letter-spacing:-0.01em;
}
p{margin:0;}
.mono{font-family:'IBM Plex Mono', monospace; letter-spacing:0.02em;}
:focus-visible{outline:2px solid var(--teal-bright); outline-offset:3px;}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important;}
}

/* ---------- Header ---------- */
header{position:sticky; top:0; z-index:50; background:rgba(238,241,239,0.86); backdrop-filter:blur(10px); border-bottom:1px solid var(--line);}
.nav{display:flex; align-items:center; justify-content:space-between; padding:20px 32px; max-width:1180px; margin:0 auto; gap:20px;}
.logo{display:flex; align-items:center; gap:8px; font-family:'Space Grotesk', sans-serif; font-weight:700; font-size:1.15rem; letter-spacing:-0.01em; text-decoration:none; color:var(--slate);}
.logo img{height:32px; width:auto; display:block;}
.logo span{color:var(--teal);}
.navlinks{display:flex; gap:34px; list-style:none; margin:0; padding:0;}
.navlinks li{position:relative;}
.navlinks a{text-decoration:none; font-size:0.95rem; color:var(--slate); position:relative; padding-bottom:4px; display:inline-block;}
.navlinks a::after{content:""; position:absolute; left:0; right:0; bottom:0; height:1px; background:var(--teal); transform:scaleX(0); transform-origin:left; transition:transform 0.25s ease;}
.navlinks a:hover::after{transform:scaleX(1);}
.navlinks .sub-menu{list-style:none; margin:0; padding:0;}
.nav-cta{display:inline-flex; align-items:center; gap:8px; background:var(--ink); color:var(--on-ink); padding:11px 20px; border-radius:2px; text-decoration:none; font-size:0.9rem; font-weight:500; border:1px solid var(--ink); transition:background 0.2s ease, color 0.2s ease; white-space:nowrap;}
.nav-cta:hover{background:var(--teal); border-color:var(--teal);}
.burger{display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:6px;}
.burger span{width:22px; height:2px; background:var(--slate);}

/* ---------- Hero ---------- */
.hero{background:var(--ink); color:var(--on-ink); position:relative; overflow:hidden; border-bottom:1px solid var(--line-dark);}
.hero .wrap{display:grid; grid-template-columns:1.05fr 0.95fr; gap:40px; align-items:center; padding-top:88px; padding-bottom:88px; position:relative; z-index:2;}
.hero-kicker{display:flex; align-items:center; gap:10px; color:var(--on-ink-mist); font-size:0.85rem; margin-bottom:22px;}
.hero-kicker .dot{width:7px; height:7px; border-radius:50%; background:var(--teal-bright); box-shadow:0 0 0 3px rgba(31,176,160,0.22);}
.hero h1{font-size:clamp(2.3rem, 4.3vw, 3.6rem); max-width:12.5ch;}
.hero-lead{margin-top:22px; font-size:1.08rem; line-height:1.65; color:var(--on-ink-mist); max-width:46ch;}
.hero-ctas{margin-top:34px; display:flex; gap:16px; flex-wrap:wrap;}
.btn{display:inline-flex; align-items:center; gap:10px; padding:14px 24px; border-radius:2px; font-size:0.95rem; font-weight:500; text-decoration:none; border:1px solid transparent; cursor:pointer; transition:transform 0.18s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--teal-bright); color:#04211D;}
.btn-primary:hover{background:#29c4b3;}
.btn-ghost{border-color:var(--line-dark); color:var(--on-ink);}
.btn-ghost:hover{border-color:var(--on-ink);}
.hero-stats{margin-top:56px; display:flex; gap:44px; border-top:1px solid var(--line-dark); padding-top:26px; flex-wrap:wrap;}
.hstat b{display:block; font-family:'Space Grotesk',sans-serif; font-size:1.5rem; font-weight:600;}
.hstat span{display:block; margin-top:4px; font-size:0.85rem; color:var(--on-ink-mist);}
.hero-art{position:relative; height:100%; min-height:320px;}
.hero-art svg{width:100%; height:auto; display:block;}
.hero-art .draw{stroke-dasharray:600; stroke-dashoffset:600; animation:draw 1.8s ease forwards 0.2s;}
@keyframes draw{to{stroke-dashoffset:0;}}
.hero-art .fade{opacity:0; animation:fadein 0.9s ease forwards 1.4s;}
@keyframes fadein{to{opacity:1;}}
.offer-hero .wrap{grid-template-columns:1fr; padding-top:70px; padding-bottom:56px;}

/* ---------- Section shells ---------- */
section{padding:96px 0;}
.section-head{max-width:640px; margin-bottom:56px;}
.section-head h2{font-size:clamp(1.7rem, 2.6vw, 2.35rem);}
.section-head p{margin-top:16px; font-size:1.02rem; line-height:1.65; color:var(--mist);}
.alt{background:var(--paper-2);}

/* ---------- Approche (pillars) ---------- */
.pillars{display:grid; grid-template-columns:repeat(3,1fr); gap:0; position:relative;}
.pillar{padding:34px 30px 10px; border-left:1px solid var(--line); position:relative;}
.pillar:first-child{border-left:none;}
.pillar .spine{position:absolute; top:0; left:-1px; width:1px; height:9px; background:var(--teal);}
.pillar .icon{width:38px; height:38px; margin-bottom:22px; color:var(--teal);}
.pillar h3{font-size:1.12rem; font-weight:600; margin-bottom:12px;}
.pillar p{color:var(--mist); font-size:0.97rem; line-height:1.6;}
.flow-caption{display:flex; align-items:center; gap:10px; margin-top:40px; color:var(--mist); font-size:0.85rem;}
.flow-caption .line{flex:1; height:1px; background:var(--line);}

/* ---------- Offres (index list) ---------- */
.offers{border-top:1px solid var(--line);}
.offer-row{display:grid; grid-template-columns:70px 34px 1fr auto; align-items:start; gap:22px; padding:30px 0; border-bottom:1px solid var(--line);}
.offer-row.linked{text-decoration:none; color:inherit; display:grid;}
.offer-code{font-size:0.8rem; color:var(--teal); padding-top:4px;}
.offer-icon{width:26px; height:26px; color:var(--mist); margin-top:2px; flex-shrink:0;}
.offer-body h3{font-size:1.18rem; font-weight:600; margin-bottom:8px;}
.offer-body p{color:var(--mist); font-size:0.97rem; line-height:1.6; max-width:60ch;}
.offer-num{font-size:0.8rem; color:var(--mist); padding-top:4px;}
.offer-row:hover{background:rgba(21,148,133,0.045);}

/* ---------- Pourquoi (manifesto on ink) ---------- */
.why{background:var(--ink); color:var(--on-ink);}
.why .section-head p{color:var(--on-ink-mist);}
.why .section-head h2{color:var(--on-ink);}
.why-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line-dark); border:1px solid var(--line-dark);}
.why-item{background:var(--ink); padding:34px 36px;}
.why-item .tag{color:var(--teal-bright); font-size:0.8rem; margin-bottom:14px; display:block;}
.why-item h3{font-size:1.15rem; margin-bottom:10px; color:var(--on-ink);}
.why-item p{color:var(--on-ink-mist); font-size:0.96rem; line-height:1.62;}

/* ---------- Contact ---------- */
.contact-grid{display:grid; grid-template-columns:0.9fr 1.1fr; gap:64px;}
.contact-info h2{font-size:clamp(1.7rem,2.6vw,2.3rem); margin-bottom:18px;}
.contact-info p{color:var(--mist); font-size:1.02rem; line-height:1.65; max-width:42ch;}
.contact-list{margin-top:34px; display:flex; flex-direction:column; gap:16px; list-style:none; padding:0;}
.contact-list div, .contact-list li{display:flex; justify-content:space-between; border-bottom:1px solid var(--line); padding-bottom:14px; font-size:0.95rem;}
.contact-list span:first-child{color:var(--mist);}
form{display:grid; gap:18px;}
.field-row{display:grid; grid-template-columns:1fr 1fr; gap:18px;}
label{display:block; font-size:0.82rem; color:var(--mist); margin-bottom:8px;}
input, textarea, select{width:100%; background:transparent; border:none; border-bottom:1px solid var(--line); padding:10px 2px; font-family:'IBM Plex Sans', sans-serif; font-size:0.98rem; color:var(--slate); transition:border-color 0.2s ease;}
input:focus, textarea:focus, select:focus{border-color:var(--teal); outline:none;}
textarea{resize:vertical; min-height:100px;}
.submit-row{margin-top:8px; display:flex; align-items:center; gap:18px;}
.btn-dark{background:var(--ink); color:var(--on-ink); border-color:var(--ink);}
.btn-dark:hover{background:var(--teal); border-color:var(--teal); color:#04211D;}

/* ---------- Contenu générique (pages, offres) ---------- */
.entry-content{max-width:760px;}
.entry-content h2{font-size:1.5rem; margin-top:44px; margin-bottom:16px;}
.entry-content h2:first-child{margin-top:0;}
.entry-content p{color:var(--mist); font-size:1.02rem; line-height:1.7; margin-bottom:18px;}
.entry-content ul{margin:0 0 18px; padding-left:22px; color:var(--mist); font-size:1.02rem; line-height:1.8;}
.entry-content li{margin-bottom:6px;}
.entry-content strong{color:var(--slate);}

/* ---------- Footer ---------- */
footer{background:var(--ink); color:var(--on-ink-mist); border-top:1px solid var(--line-dark); padding:56px 0 30px; font-size:0.9rem;}
.foot-top{display:flex; justify-content:space-between; flex-wrap:wrap; gap:32px; padding-bottom:36px; border-bottom:1px solid var(--line-dark);}
.foot-cols{display:flex; gap:64px; flex-wrap:wrap;}
.foot-col h4{font-family:'Space Grotesk',sans-serif; color:var(--on-ink); font-size:0.9rem; font-weight:600; margin-bottom:16px;}
.foot-col ul{list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:10px;}
.foot-col a{text-decoration:none; color:var(--on-ink-mist);}
.foot-col a:hover{color:var(--teal-bright);}
.foot-bottom{display:flex; justify-content:space-between; padding-top:24px; flex-wrap:wrap; gap:10px;}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .burger{display:flex;}
  .navlinks{display:none; position:absolute; top:100%; left:0; right:0; background:var(--paper); flex-direction:column; gap:0; border-bottom:1px solid var(--line); padding:8px 32px;}
  .navlinks.is-open{display:flex;}
  .navlinks a{display:block; padding:12px 0;}
  header{position:sticky;}
  .hero .wrap{grid-template-columns:1fr; padding-top:56px; padding-bottom:56px;}
  .hero-art{order:-1; min-height:220px;}
  .pillars{grid-template-columns:1fr;}
  .pillar{border-left:none; border-top:1px solid var(--line); padding-top:30px;}
  .pillar:first-child{border-top:none;}
  .pillar .spine{display:none;}
  .offer-row{grid-template-columns:44px 1fr;}
  .offer-num{display:none;}
  .why-grid{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr; gap:44px;}
  .field-row{grid-template-columns:1fr;}
  .foot-top{flex-direction:column;}
}
@media (max-width:520px){
  .wrap{padding:0 20px;}
  .hero-stats{gap:28px;}
  section{padding:64px 0;}
}