/* ============================================================
   TENERGY : feuille de styles (version bilingue FR / EN)
   Identité : bleu nuit profond, accent bleu électrique issu du logo,
   bande blanche pour mettre les logos partenaires en valeur.
   ============================================================ */

:root{
  --bg:#0B1420;
  --bg-panel:#0F1C2A;
  --bg-card:#142638;
  --text:#FFFFFF;
  --text-muted:#A9BBCD;
  --accent-electric:#159CF5;
  --accent-electric-light:#3DB0FF;
  --accent-electric-dark:#0B6FB3;
  --accent-cyan:#00D4FF;
  --accent-blue-deep:#0A3A5C;
  --ink:#0B1420;
  --ink-muted:#4A5C6E;
  --paper:#FFFFFF;        /* cartes des logos */
  --paper-soft:#EEF1F5;   /* fond blanc cassé de la bande partenaires */
  --paper-line:#DCE4EC;
  --line:rgba(255,255,255,0.08);
  --line-strong:rgba(255,255,255,0.15);
  --radius:2px;
  --font-display:'Space Grotesk', system-ui, sans-serif;
  /* Source Sans 3 : plus étroite que la plupart des sans-serif, elle fait
     entrer davantage de mots par ligne et resserre les blancs du texte justifié. */
  --font-body:'Source Sans 3', 'Source Sans Pro', system-ui, sans-serif;
  --font-mono:'IBM Plex Mono', ui-monospace, monospace;
  --max-w:1180px;
  --ease:cubic-bezier(.2,.7,.2,1);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth; scroll-padding-top:100px;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  background-image:
    radial-gradient(circle at 10% 20%, rgba(21,156,245,0.08) 0%, transparent 50%),
    radial-gradient(circle at 90% 80%, rgba(0,212,255,0.05) 0%, transparent 50%);
}
[hidden]{display:none !important;}
a{color:inherit;}
img{max-width:100%;}
h1,h2,h3{font-family:var(--font-display); font-weight:600; margin:0 0 0.5em; letter-spacing:-0.015em; text-wrap:balance;}
h2{font-size:clamp(1.6rem, 2.6vw, 2.1rem); line-height:1.2;}
p{margin:0 0 1em; color:var(--text-muted);}
.wrap{max-width:var(--max-w); margin:0 auto; padding:0 24px;}

/* Texte justifié partout, avec césure : les points de césure invisibles
   insérés dans le HTML garantissent un espacement régulier sur tous les
   navigateurs, y compris ceux sans dictionnaire de césure. */
.prose, .hero-lead, .section-lead{
  text-align:justify;
  -webkit-hyphens:auto; hyphens:auto;
  hyphenate-limit-chars:7 3 3;
  text-wrap:pretty;
}

.eyebrow{
  font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.14em;
  color:var(--accent-electric); margin:0 0 14px; text-transform:uppercase;
  position:relative; display:inline-block;
  text-shadow:0 0 8px rgba(21,156,245,0.2);
}
.eyebrow::after{
  content:""; position:absolute; bottom:-5px; left:0; width:100%; height:1px;
  background:linear-gradient(90deg, var(--accent-electric), transparent);
  transform-origin:0 50%;
}

/* ===== Accessibilité ===== */
.skip-link{
  position:absolute; left:-9999px; top:0; z-index:200;
  background:var(--accent-electric); color:#fff; padding:12px 18px;
  font-family:var(--font-mono); font-size:0.85rem; text-decoration:none;
}
.skip-link:focus{left:12px; top:12px;}
a:focus-visible, button:focus-visible, input:focus-visible,
select:focus-visible, textarea:focus-visible, summary:focus-visible{
  outline:2px solid var(--accent-cyan); outline-offset:3px;
}

/* Barre de progression de lecture */
.scroll-progress{
  position:fixed; top:0; left:0; right:0; height:3px; z-index:100;
  background:linear-gradient(90deg, var(--accent-electric), var(--accent-cyan));
  transform:scaleX(0); transform-origin:0 50%;
  transition:transform 0.1s linear;
}
body.nav-open{overflow:hidden;}

/* ===== En-tête ===== */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(11,20,32,0.94);
  -webkit-backdrop-filter:blur(12px); backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line-strong);
}
.site-header::before{
  content:""; position:absolute; top:0; left:0; right:0; height:3px;
  background:linear-gradient(90deg, var(--accent-electric), var(--accent-cyan), var(--accent-electric));
}
.header-inner{display:flex; align-items:center; gap:24px; height:92px;}
.logo{display:flex; align-items:center; text-decoration:none; flex:none;}
.logo-img{height:70px; width:auto; display:block; filter:drop-shadow(0 3px 10px rgba(21,156,245,0.3)); transition:filter 0.3s ease;}
.logo:hover .logo-img{filter:drop-shadow(0 5px 20px rgba(21,156,245,0.5));}
.main-nav{display:flex; align-items:center; gap:20px; margin-left:8px; flex:1;}
.main-nav a:not(.btn){
  font-size:0.9rem; text-decoration:none; color:var(--text-muted);
  padding:4px 2px; position:relative; transition:color 0.15s ease;
}
.main-nav a:not(.btn)::after{
  content:""; position:absolute; bottom:0; left:0; width:0; height:2px;
  background:var(--accent-electric); transition:width 0.2s var(--ease);
}
.main-nav a:not(.btn):hover::after, .main-nav a.is-current::after{width:100%;}
.main-nav a:not(.btn):hover, .main-nav a.is-current{color:var(--accent-electric);}
.main-nav .nav-menu-cta{display:none;}
.main-nav a{white-space:nowrap;}
.nav-toggle{display:none; flex-direction:column; gap:5px; background:none; border:0; cursor:pointer; padding:8px;}
.nav-toggle span{width:22px; height:2px; background:var(--text); transition:transform 0.2s ease, opacity 0.2s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* Sélecteur de langue FR | EN */
.lang-switch{
  display:flex; align-items:center; gap:6px; flex:none;
  font-family:var(--font-mono); font-size:0.78rem; letter-spacing:0.08em;
  color:var(--text-muted);
}
.lang-switch a{
  text-decoration:none; padding:5px 7px; border-radius:2px; color:var(--text-muted);
  border:1px solid transparent; transition:color 0.15s ease, border-color 0.15s ease;
}
.lang-switch a:hover{color:var(--accent-electric);}
.lang-switch a[aria-current="true"]{color:#fff; border-color:var(--accent-electric); background:rgba(21,156,245,0.15);}
.lang-switch span{opacity:0.4;}

/* ===== Boutons ===== */
.btn{
  display:inline-block; font-family:var(--font-mono); font-size:0.85rem;
  letter-spacing:0.03em; text-decoration:none; padding:13px 24px; text-align:center; white-space:nowrap;
  border-radius:var(--radius); border:1px solid transparent; cursor:pointer;
  transition:transform 0.2s var(--ease), background 0.15s ease, border-color 0.15s ease, box-shadow 0.2s ease;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{
  background:var(--accent-electric); color:#fff; font-weight:600;
  box-shadow:0 4px 14px rgba(21,156,245,0.32);
  position:relative; overflow:hidden;
}
/* Reflet lumineux qui traverse le bouton au survol */
.btn-primary::after{
  content:""; position:absolute; top:0; left:-60%; width:40%; height:100%;
  background:linear-gradient(100deg, transparent, rgba(255,255,255,0.35), transparent);
  transform:skewX(-20deg); transition:left 0.6s var(--ease);
}
.btn-primary:hover{background:var(--accent-electric-light); box-shadow:0 8px 22px rgba(21,156,245,0.5);}
.btn-primary:hover::after{left:120%;}
.btn-ghost{border-color:var(--line-strong); color:var(--text);}
.btn-ghost:hover{border-color:var(--accent-electric); color:var(--accent-electric); background:rgba(21,156,245,0.1);}
.btn-small{padding:9px 16px; font-size:0.78rem;}
.btn.is-loading{opacity:0.65; cursor:progress;}
.btn:disabled{opacity:0.65; cursor:not-allowed; transform:none;}

/* ===== Hero ===== */
.hero{position:relative; overflow:hidden; padding:96px 0 100px; border-bottom:1px solid var(--line); background:var(--bg);}
.hero-net{position:absolute; inset:0; width:100%; height:100%; opacity:0.35; z-index:0;}
.net-lines line{opacity:0.6; stroke:var(--accent-electric); stroke-dasharray:6 10; animation:flow 14s linear infinite;}
@keyframes flow{to{stroke-dashoffset:-320;}}
.pulse{animation:pulse 3.2s ease-in-out infinite; fill:var(--accent-electric);}
.pulse.d1{animation-delay:0.6s; fill:var(--accent-cyan);}
.pulse.d2{animation-delay:1.2s; fill:var(--accent-electric-light);}
@keyframes pulse{0%,100%{opacity:0.4;} 50%{opacity:1;}}
.hero::before{
  content:""; position:absolute; inset:0; pointer-events:none; z-index:0;
  background:linear-gradient(180deg, rgba(21,156,245,0.12) 0%, transparent 40%, rgba(0,212,255,0.08) 100%);
}
.hero::after{
  content:""; position:absolute; right:-60px; bottom:-60px; width:340px; height:340px;
  background:url('images/tenergy-logo-512.webp') center/contain no-repeat;
  opacity:0.07; pointer-events:none; z-index:0;
}
.hero-inner{position:relative; z-index:1; display:grid; grid-template-columns:1.05fr 1fr; gap:60px; align-items:center;}
.hero-content{max-width:600px;}
.hero h1{font-size:clamp(2.2rem, 4.6vw, 3.6rem); line-height:1.08; margin-bottom:24px; color:var(--text);}
.hero-lead{font-size:1.06rem; max-width:540px; line-height:1.75;}
.hero-actions{display:flex; gap:14px; margin-top:30px; flex-wrap:wrap;}
.hero-content > .eyebrow{letter-spacing:0.1em;}
.hero-note{margin-top:22px; font-family:var(--font-mono); font-size:0.75rem; letter-spacing:0.04em;}
.hero-image-container{
  position:relative; border-radius:6px; overflow:hidden;
  box-shadow:0 24px 60px rgba(21,156,245,0.25); border:1px solid var(--line-strong);
}
.hero-image-container::before{
  content:""; position:absolute; inset:0; z-index:1; pointer-events:none;
  background:linear-gradient(160deg, rgba(21,156,245,0.15), transparent 55%);
}
.hero-image-container img{width:100%; height:auto; display:block;}

/* Entrée progressive des éléments du hero au chargement */
.hero-in{opacity:0; transform:translateY(22px); animation:heroIn 0.9s var(--ease) forwards;}
.hero-content .hero-in:nth-child(1){animation-delay:0.05s;}
.hero-content .hero-in:nth-child(2){animation-delay:0.15s;}
.hero-content .hero-in:nth-child(3){animation-delay:0.28s;}
.hero-content .hero-in:nth-child(4){animation-delay:0.4s;}
.hero-content .hero-in:nth-child(5){animation-delay:0.5s;}
.hero-image-container.hero-in{animation-delay:0.3s; transform:translateY(22px) scale(0.98);}
@keyframes heroIn{to{opacity:1; transform:none;}}

/* ===== Bandeau de positionnement ===== */
.badges{border-bottom:1px solid var(--line); background:var(--bg-panel); position:relative; z-index:1;}
.badges::before{
  content:""; position:absolute; top:0; left:0; right:0; height:3px;
  background:linear-gradient(90deg, var(--accent-electric), var(--accent-cyan), var(--accent-electric));
}
.badges-row{display:flex; flex-wrap:wrap;}
.badge{
  flex:1 1 220px; display:flex; align-items:center; gap:12px;
  padding:20px 24px; font-size:0.88rem; color:var(--text-muted);
  border-right:1px solid var(--line); transition:background 0.15s ease, color 0.15s ease;
}
.badge:hover{background:rgba(21,156,245,0.08); color:var(--accent-electric);}
.badge:last-child{border-right:none;}
.badge-mark{font-family:var(--font-mono); color:var(--accent-electric); font-size:0.8rem;}

/* ===== Sections ===== */
.section{padding:92px 0; position:relative; z-index:1;}
.section-alt{background:var(--bg-panel);}
.section-lead{max-width:640px; font-size:0.98rem;}
.two-col{display:grid; grid-template-columns:0.9fr 1.4fr; gap:56px;}
.col-label h2{font-size:clamp(1.5rem, 2.3vw, 1.8rem); max-width:340px; color:var(--text);}
.col-label h2.section-header-accent{padding-left:20px; border-left:4px solid var(--accent-electric);}

.about-image{margin-top:26px; border-radius:6px; overflow:hidden; border:1px solid var(--line-strong); box-shadow:0 10px 32px rgba(21,156,245,0.15);}
.about-image img{width:100%; height:auto; display:block; transition:transform 0.6s var(--ease);}
.about-image:hover img{transform:scale(1.03);}

/* Domaines d'expertise : icône dans une pastille, libellé à côté */
.expertise-grid{display:grid; grid-template-columns:1fr 1fr; gap:12px; margin-top:26px;}
.expertise-item{
  display:flex; align-items:center; gap:14px; padding:12px 14px;
  background:rgba(21,156,245,0.04); border:1px solid var(--line); border-radius:10px;
  font-size:0.92rem; color:var(--text); line-height:1.35;
  transition:border-color 0.25s ease, background 0.25s ease, transform 0.25s var(--ease);
}
.expertise-icon{
  flex:none; width:46px; height:46px; border-radius:11px;
  display:flex; align-items:center; justify-content:center;
  color:var(--accent-electric-light);
  background:linear-gradient(135deg, rgba(21,156,245,0.24), rgba(0,212,255,0.06));
  border:1px solid rgba(21,156,245,0.35);
  transition:background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}
.expertise-icon svg{width:28px; height:28px;}
.expertise-label small{display:block; margin-top:3px; font-size:0.76rem; color:var(--text-muted); line-height:1.4;}
.expertise-item:hover{border-color:rgba(21,156,245,0.55); background:rgba(21,156,245,0.08); transform:translateY(-2px);}
.expertise-item:hover .expertise-icon{
  color:#fff; background:linear-gradient(135deg, var(--accent-electric), var(--accent-cyan));
  box-shadow:0 6px 18px rgba(21,156,245,0.4);
}
.icon-domain{width:20px; height:20px; flex:none; margin-top:1px; color:var(--accent-electric);}
.icon-contact{width:18px; height:18px; flex:none; margin-top:3px; color:var(--accent-electric);}

/* Cartes de services */
.services-grid{display:grid; grid-template-columns:repeat(3, 1fr); gap:22px; margin-top:38px;}
.service-card{
  background:var(--bg-card); border:1px solid var(--line); border-radius:6px;
  display:flex; flex-direction:column; overflow:hidden; position:relative;
  transition:transform 0.3s var(--ease), box-shadow 0.3s ease, border-color 0.3s ease;
}
.service-card::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:3px;
  background:linear-gradient(90deg, var(--accent-electric), var(--accent-cyan));
  transform:scaleX(0); transform-origin:0 50%; transition:transform 0.4s var(--ease);
}
.service-card:hover{transform:translateY(-6px); box-shadow:0 18px 42px rgba(21,156,245,0.22); border-color:rgba(21,156,245,0.6);}
.service-card:hover::after{transform:scaleX(1);}
.service-card:hover h3{color:var(--accent-electric);}
.service-image{height:180px; overflow:hidden; position:relative; border-bottom:1px solid var(--line);}
.service-image::after{content:""; position:absolute; inset:0; background:linear-gradient(180deg, transparent 55%, rgba(11,20,32,0.55));}
.service-image img{width:100%; height:100%; object-fit:cover; display:block; transition:transform 0.6s var(--ease);}
.service-card:hover .service-image img{transform:scale(1.06);}
.service-card-content{padding:24px; flex:1;}
.service-card h3{font-size:1.05rem; margin-bottom:10px; color:var(--text); transition:color 0.15s ease;}
.service-card p{font-size:0.9rem; margin:0; line-height:1.6;}

/* Méthode */
.process-list{list-style:none; margin:38px 0 0; padding:0; display:grid; grid-template-columns:repeat(4, 1fr); gap:20px; position:relative;}
.process-step{
  position:relative; padding:26px 22px;
  background:var(--bg-card); border:1px solid var(--line); border-top:2px solid var(--accent-electric); border-radius:6px;
  transition:transform 0.3s var(--ease), box-shadow 0.3s ease;
}
.process-step:hover{transform:translateY(-4px); box-shadow:0 16px 40px rgba(21,156,245,0.18);}
.process-num{
  font-family:var(--font-display); font-size:1.9rem; font-weight:700; line-height:1;
  display:block; margin-bottom:14px;
  background:linear-gradient(135deg, var(--accent-electric), var(--accent-cyan));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.process-step h3{font-size:1rem; margin-bottom:8px; color:var(--text);}
.process-step p{font-size:0.88rem; margin:0; line-height:1.6;}

/* Réalisations */
.filters{display:flex; flex-wrap:wrap; gap:8px; margin-top:26px;}
.filter-btn{
  font-family:var(--font-mono); font-size:0.76rem; letter-spacing:0.04em;
  padding:8px 16px; cursor:pointer; background:transparent; color:var(--text-muted);
  border:1px solid var(--line-strong); border-radius:2px;
  transition:color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}
.filter-btn:hover{color:var(--accent-electric); border-color:var(--accent-electric);}
.filter-btn.is-active{color:#fff; background:var(--accent-electric); border-color:var(--accent-electric);}
.empty-filter{margin-top:24px; font-size:0.9rem;}
.projects-grid{display:grid; grid-template-columns:repeat(2, 1fr); gap:24px; margin-top:30px;}
.project-card{
  border:1px solid var(--line-strong); border-radius:6px; background:var(--bg-card);
  overflow:hidden; display:flex; flex-direction:column;
  transition:transform 0.3s var(--ease), box-shadow 0.3s ease, border-color 0.3s ease;
}
.project-card:hover{transform:translateY(-4px); box-shadow:0 16px 40px rgba(21,156,245,0.25); border-color:var(--accent-electric);}
.project-card:hover h3{color:var(--accent-electric);}
button.project-image{display:block; width:100%; height:230px; padding:0; margin:0; border:0; background:none; cursor:zoom-in; overflow:hidden; position:relative;}
.project-image img{width:100%; height:100%; object-fit:cover; display:block; transition:transform 0.6s var(--ease);}
.project-card:hover .project-image img{transform:scale(1.05);}
.zoom-hint{
  position:absolute; right:10px; bottom:10px; z-index:2;
  font-family:var(--font-mono); font-size:0.68rem; letter-spacing:0.08em; text-transform:uppercase; color:#fff;
  background:rgba(11,20,32,0.78); border:1px solid var(--accent-electric); padding:5px 10px; border-radius:2px;
  opacity:0; transform:translateY(4px); transition:opacity 0.2s ease, transform 0.2s ease;
}
.project-card:hover .zoom-hint, button.project-image:focus-visible .zoom-hint{opacity:1; transform:none;}
.project-content{padding:26px; flex:1;}
.project-tag{font-family:var(--font-mono); font-size:0.72rem; color:var(--accent-electric); letter-spacing:0.08em; margin-bottom:10px; text-transform:uppercase; text-align:left;}
.project-card h3{font-size:1.05rem; margin-bottom:8px; color:var(--text); transition:color 0.15s ease;}
.project-card p.prose{font-size:0.9rem; margin:0; line-height:1.6;}

/* ===== Partenaires : bande blanche, logos en grand ===== */
.partners-band{background:var(--paper-soft); color:var(--ink);}
.partners-band::before{
  content:""; position:absolute; top:0; left:0; right:0; height:3px;
  background:linear-gradient(90deg, var(--accent-electric), var(--accent-cyan), var(--accent-electric));
}
.partners-head{text-align:center; max-width:680px; margin:0 auto;}
.partners-band .eyebrow{color:var(--accent-electric-dark); text-shadow:none;}
.partners-band .eyebrow::after{background:linear-gradient(90deg, transparent, var(--accent-electric), transparent);}
.partners-band h2{color:var(--ink);}
.partners-band .section-lead{color:var(--ink-muted); text-align:center; margin:0 auto;}
.partners-grid{
  list-style:none; margin:44px 0 0; padding:0;
  display:grid; grid-template-columns:repeat(4, 1fr); gap:24px;
}
.partner-tile{
  background:var(--paper); border:1px solid var(--paper-line); border-radius:10px;
  padding:0; overflow:hidden; display:flex; align-items:center; justify-content:center;
  box-shadow:0 1px 2px rgba(11,20,32,0.06), 0 10px 24px rgba(11,20,32,0.10);
  transition:transform 0.3s var(--ease), box-shadow 0.3s ease, border-color 0.3s ease;
}
.partner-tile img{width:100%; height:auto; display:block;}
.partner-tile:hover{transform:translateY(-6px); border-color:rgba(21,156,245,0.55); box-shadow:0 18px 40px rgba(21,156,245,0.18);}

/* FAQ */
.faq-list{display:flex; flex-direction:column; gap:1px; background:var(--line); border:1px solid var(--line); border-radius:6px; overflow:hidden;}
.faq-item{background:var(--bg-card);}
.faq-item summary{
  cursor:pointer; padding:18px 22px; list-style:none;
  font-family:var(--font-display); font-size:1rem; color:var(--text);
  display:flex; align-items:center; justify-content:space-between; gap:16px;
  transition:color 0.15s ease, background 0.15s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+"; font-family:var(--font-mono); font-size:1.25rem; color:var(--accent-electric);
  flex:none; transition:transform 0.25s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item[open] summary{color:var(--accent-electric);}
.faq-item summary:hover{color:var(--accent-electric); background:rgba(21,156,245,0.05);}
.faq-item p{margin:0; padding:0 22px 20px; font-size:0.93rem;}

/* Bande d'appel à l'action */
.cta-band{
  position:relative; z-index:1; padding:60px 0; overflow:hidden;
  background:linear-gradient(135deg, rgba(21,156,245,0.2), rgba(0,212,255,0.06));
  border-top:1px solid var(--line-strong); border-bottom:1px solid var(--line-strong);
}
.cta-inner{display:flex; align-items:center; justify-content:space-between; gap:32px; flex-wrap:wrap;}
.cta-text{flex:1 1 520px;}
.cta-inner h2{font-size:clamp(1.3rem, 2.2vw, 1.6rem); max-width:660px; margin-bottom:10px;}
.cta-inner p{margin:0; max-width:660px;}

/* Contact */
.contact-intro{margin:18px 0 26px; max-width:360px;}
.contact-info p{display:flex; align-items:flex-start; gap:12px; font-size:0.93rem; color:var(--text); margin-bottom:18px;}
.contact-label{display:block; font-family:var(--font-mono); font-size:0.68rem; letter-spacing:0.1em; text-transform:uppercase; color:var(--text-muted); margin-bottom:2px;}
.contact-info a{text-decoration:none; transition:color 0.15s ease;}
.contact-info a:hover{color:var(--accent-electric);}

.contact-form{display:flex; flex-direction:column; gap:16px; max-width:500px;}
.contact-form label{display:flex; flex-direction:column; gap:6px; font-family:var(--font-mono); font-size:0.75rem; color:var(--text-muted); letter-spacing:0.04em; text-transform:uppercase;}
.contact-form input, .contact-form select, .contact-form textarea{
  font-family:var(--font-body); font-size:0.95rem; color:var(--text);
  background:var(--bg-card); border:1px solid var(--line-strong); border-radius:4px;
  padding:11px 12px; resize:vertical; transition:border-color 0.15s ease, box-shadow 0.15s ease;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus{
  outline:none; border-color:var(--accent-electric); box-shadow:0 0 0 3px rgba(21,156,245,0.2);
}
.contact-form button[type="submit"]{align-self:flex-start;}
.form-status{font-family:var(--font-mono); font-size:0.82rem; color:var(--accent-electric); min-height:1.2em;}
.form-status.is-success{color:#3ddc84;}
.form-status.is-error{color:#ff8080;}

.field-files{display:flex; flex-direction:column; gap:8px;}
.field-files-label{font-family:var(--font-mono); font-size:0.75rem; color:var(--text-muted); letter-spacing:0.04em; text-transform:uppercase;}
.dropzone{
  position:relative; display:flex; flex-direction:column; align-items:center; gap:8px; text-align:center;
  padding:26px 18px; background:var(--bg-card); border:1px dashed var(--line-strong); border-radius:4px;
  transition:border-color 0.15s ease, background 0.15s ease;
}
.dropzone:hover, .dropzone.is-dragover{border-color:var(--accent-electric); background:rgba(21,156,245,0.07);}
.dropzone input[type="file"]{position:absolute; inset:0; width:100%; height:100%; opacity:0; cursor:pointer;}
.dropzone-icon{width:26px; height:26px; color:var(--accent-electric);}
.dropzone-text{font-size:0.92rem; color:var(--text);}
.dropzone-text strong{color:var(--accent-electric); font-weight:600;}
.dropzone-hint{font-size:0.76rem; color:var(--text-muted); line-height:1.5;}
.file-list{list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:6px;}
.file-item{
  display:flex; align-items:center; gap:10px; padding:9px 12px; background:var(--bg-card);
  border:1px solid var(--line); border-left:3px solid var(--accent-electric); border-radius:3px; font-size:0.85rem;
}
.file-name{flex:1; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; color:var(--text);}
.file-size{font-family:var(--font-mono); font-size:0.74rem; color:var(--text-muted); flex:none;}
.file-remove{
  flex:none; width:24px; height:24px; line-height:1; font-size:1.1rem; background:transparent; color:var(--text-muted);
  border:1px solid var(--line-strong); border-radius:3px; cursor:pointer; transition:color 0.15s ease, border-color 0.15s ease;
}
.file-remove:hover{color:#ff6b6b; border-color:#ff6b6b;}
.file-total{font-family:var(--font-mono); font-size:0.74rem; color:var(--text-muted); padding:2px 2px 0;}
.hp-field{position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden;}
.consent{
  flex-direction:row !important; align-items:flex-start; gap:10px !important;
  text-transform:none !important; letter-spacing:0 !important;
  font-family:var(--font-body) !important; font-size:0.85rem !important; line-height:1.5;
}
.consent input[type="checkbox"]{width:16px; height:16px; margin-top:2px; flex:none; accent-color:var(--accent-electric);}
.char-count{font-family:var(--font-mono); font-size:0.7rem; align-self:flex-end; text-transform:none; letter-spacing:0;}

/* ===== Pied de page ===== */
.site-footer{position:relative; z-index:1; background:#08101A; border-top:1px solid var(--line-strong);}
.site-footer::before{
  content:""; position:absolute; top:0; left:0; right:0; height:3px;
  background:linear-gradient(90deg, var(--accent-electric), var(--accent-cyan), var(--accent-electric));
}
.footer-grid{
  display:grid; grid-template-columns:1.5fr 1fr 1fr 1.3fr; gap:48px;
  padding-top:64px; padding-bottom:48px;
}
.footer-logo-img{height:72px; width:auto; display:block; margin-bottom:18px; filter:drop-shadow(0 2px 8px rgba(21,156,245,0.3));}
.footer-brand p{font-size:0.88rem; max-width:340px; margin-bottom:22px;}
.footer-title{
  font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.14em; text-transform:uppercase;
  color:var(--text); margin:6px 0 18px; padding-bottom:10px; border-bottom:1px solid var(--line-strong);
}
.footer-col ul{list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:10px;}
.footer-col li, .footer-col address{font-size:0.88rem; color:var(--text-muted); font-style:normal; line-height:1.5;}
.footer-col a{text-decoration:none; color:var(--text-muted); transition:color 0.15s ease, padding-left 0.2s var(--ease);}
.footer-col nav a:hover, .footer-col a:hover{color:var(--accent-electric);}
nav.footer-col a:hover{padding-left:4px;}
.footer-bottom{border-top:1px solid var(--line);}
.footer-bottom-inner{
  display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap;
  padding-top:20px; padding-bottom:22px;
}
.footer-bottom p{margin:0; font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.04em;}

/* Bouton retour en haut */
.to-top{
  position:fixed; right:22px; bottom:22px; z-index:59;
  width:46px; height:46px; border-radius:50%;
  background:var(--bg-card); color:var(--accent-electric);
  border:1px solid var(--accent-electric); cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  opacity:0; pointer-events:none; transform:translateY(10px);
  transition:opacity 0.25s ease, transform 0.25s var(--ease), background 0.2s ease;
}
.to-top.is-visible{opacity:1; pointer-events:auto; transform:none;}
.to-top:hover{background:var(--accent-electric); color:#fff;}
.to-top svg{width:20px; height:20px;}

/* Visionneuse d'images */
.lightbox{position:fixed; inset:0; z-index:120; background:rgba(6,12,20,0.94); display:flex; align-items:center; justify-content:center; padding:32px;}
.lightbox img{max-width:min(1100px, 94vw); max-height:88vh; border:1px solid var(--line-strong); border-radius:6px; box-shadow:0 30px 80px rgba(0,0,0,0.6);}
.lightbox-close{
  position:absolute; top:18px; right:22px; width:44px; height:44px; font-size:2rem; line-height:1;
  background:transparent; color:#fff; border:1px solid var(--line-strong); border-radius:50%; cursor:pointer;
}
.lightbox-close:hover{color:var(--accent-electric); border-color:var(--accent-electric);}

/* ===== Apparition au défilement, décalée dans les grilles ===== */
.reveal{opacity:0; transform:translateY(22px); transition:opacity 0.7s var(--ease), transform 0.7s var(--ease);}
.reveal.is-visible{opacity:1; transform:none;}
.services-grid .reveal:nth-child(3n+2), .process-list .reveal:nth-child(2),
.projects-grid .reveal:nth-child(2n), .partners-grid .reveal:nth-child(2){transition-delay:0.08s;}
.services-grid .reveal:nth-child(3n), .process-list .reveal:nth-child(3),
.partners-grid .reveal:nth-child(3){transition-delay:0.16s;}
.process-list .reveal:nth-child(4), .partners-grid .reveal:nth-child(4){transition-delay:0.24s;}

/* Barre de défilement */
::-webkit-scrollbar{width:10px;}
::-webkit-scrollbar-track{background:var(--bg);}
::-webkit-scrollbar-thumb{background:var(--accent-electric); border-radius:5px;}
::-webkit-scrollbar-thumb:hover{background:var(--accent-electric-light);}

/* ===== Adaptation aux écrans ===== */
@media (max-width:1120px){
  .main-nav{gap:14px;}
  .main-nav a:not(.btn){font-size:0.85rem;}
  .header-inner{gap:16px;}
}
@media (max-width:1020px){
  .nav-cta{display:none;}
}
@media (max-width:960px){
  .hero-inner{grid-template-columns:1fr; gap:40px;}
  .hero-content{max-width:100%;}
  .hero-image-container{order:-1;}
  .process-list{grid-template-columns:1fr 1fr;}
  .partners-grid{grid-template-columns:repeat(2, 1fr); gap:18px;}
  .footer-grid{grid-template-columns:1fr 1fr; gap:36px;}
}
@media (max-width:860px){
  .two-col{grid-template-columns:1fr; gap:32px;}
  .services-grid{grid-template-columns:1fr 1fr;}
  .projects-grid{grid-template-columns:1fr;}
  .col-label h2{max-width:none;}
}
@media (max-width:860px){
  /* Menu mobile */
  .main-nav{
    /* position absolue sous l'en-tête : le flou de l'en-tête enfermerait un menu en position fixe */
    position:absolute; top:100%; left:0; right:0; height:calc(100vh - 80px); height:calc(100dvh - 80px);
    background:var(--bg); margin:0; border-top:1px solid var(--line-strong);
    flex-direction:column; align-items:stretch; padding:20px 24px 32px; gap:0;
    transform:translateY(-8px); opacity:0; pointer-events:none; overflow-y:auto;
    transition:opacity 0.2s ease, transform 0.2s ease;
  }
  .main-nav.open{opacity:1; transform:none; pointer-events:auto;}
  .main-nav a:not(.btn){padding:15px 4px; border-bottom:1px solid var(--line); font-size:1rem; color:var(--text);}
  .main-nav a:not(.btn)::after{display:none;}
  .main-nav .nav-menu-cta{display:block; margin:28px auto 0; width:100%; max-width:340px;}
  .nav-toggle{display:flex;}
  .header-inner .lang-switch{margin-left:auto;}
  .header-inner{height:80px;}
  .logo-img{height:56px;}
  html{scroll-padding-top:88px;}
}
@media (max-width:700px){
  .section{padding:68px 0;}
  .hero{padding:48px 0 56px;}
  .hero h1{font-size:2.15rem;}
  .services-grid{grid-template-columns:1fr;}
  .badge{border-right:none; border-bottom:1px solid var(--line);}

  /* « Demander un devis » centré sur téléphone */
  .hero-actions{justify-content:center; flex-direction:column; align-items:center;}
  .hero-actions .btn{width:100%; max-width:340px;}
  .hero-note{text-align:center;}
  .cta-inner{flex-direction:column; text-align:center; justify-content:center;}
  .cta-text{flex:none;}
  .cta-inner h2, .cta-inner p{margin-left:auto; margin-right:auto;}
  .cta-inner .btn{width:100%; max-width:340px;}
  .contact-form button[type="submit"]{align-self:center; width:100%; max-width:340px;}

  .footer-grid{grid-template-columns:1fr; gap:34px; padding-top:48px;}
  .footer-brand{text-align:center;}
  .footer-logo-img{margin-left:auto; margin-right:auto;}
  .footer-brand p{margin-left:auto; margin-right:auto;}
  .footer-bottom-inner{flex-direction:column; text-align:center; padding-bottom:78px;}
  .footer-brand p{text-align:center;}
  .to-top{right:16px; bottom:16px; width:42px; height:42px;}
}
@media (max-width:560px){
  /* Sur un écran étroit, l'accroche contient des mots insécables (TENERGY,
     Ouagadougou) : justifiée, elle creuserait des blancs. Elle est ferrée à
     gauche ici, le reste du site restant justifié. */
  .hero-lead{text-align:left;}
  .process-list{grid-template-columns:1fr;}
  .expertise-grid{grid-template-columns:1fr;}
  .partners-grid{gap:12px;}
  .partner-tile{border-radius:8px;}
}

/* Mouvement réduit : on coupe toutes les animations */
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *, *::before, *::after{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
  .reveal, .hero-in{opacity:1; transform:none;}
}