/* style.css — Thème noir & blanc, performant, accessible */
:root{
  --white:#ffffff;
  --black:#000000;
  --muted:#9aa0a6; /* gris moyen */
  --glass:rgba(255,255,255,0.03);
  --accent:#ffffff; /* pour rappel, tout en blanc/noir */
  --radius:10px;
  --maxw:1200px;
  --pad:10px;
  --shadow: 0 6px 14px rgba(0,0,0,0.35);
  font-family: Inter, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* Reset minimal et performant */
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--black);color:var(--white);-webkit-font-smoothing:antialiased;line-height:1.4}
img{max-width:100%;display:block;height:auto}
a{text-decoration:none;color:inherit}

.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* Typo */
h1,h2,h3{margin:0;color:var(--white);font-weight:600}
h1{font-size:2rem}
h2{font-size:1.125rem}

/* Header */
header{position:sticky;top:0;background:rgba(0,0,0,0.6);backdrop-filter:blur(6px);z-index:40}
.nav{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--white)}
.logo{width:44px;height:44px;border-radius:8px;background:var(--white);display:flex;align-items:center;justify-content:center;color:var(--black)}
nav ul{display:flex;gap:18px;list-style:none;margin:0;padding:0}
nav a{color:var(--muted);font-weight:600}
nav a:focus, nav a:hover{color:var(--white);outline:none}
.cta {display: flex;}
.btn{background:var(--white);color:var(--black);padding:8px 14px;border-radius:10px;border:none;font-weight:700;cursor:pointer}
.btn:focus{outline:2px solid var(--white);outline-offset:2px}

.hamburger{display:none;background:none;border:0;color:var(--muted);font-size:20px;cursor:pointer}
.mobile-nav{display:none}

/* Hero */
.hero{padding:50px 0;border-radius:12px;margin:22px 0;background-color:#0b0b0b;margin-top:0}
.hero-inner{display:flex;gap:24px;align-items:center;padding:40px}
.hero p{color:var(--muted);max-width:680px}

/* Grid / Sections */
section{padding:40px 0}
.about{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:center}
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:#0b0b0b;padding:18px;border-radius:var(--radius);box-shadow:var(--shadow)}
.card p{color:var(--muted);font-size:14px}

.portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.portfolio-item{height:160px;border-radius:10px;position:relative;overflow:hidden;background-size:cover;background-position:center}
.overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(0,0,0,0.6));display:flex;align-items:flex-end;padding:10px}

.contact-grid{display:grid;grid-template-columns:1fr 360px;gap:16px}
form input, form textarea{width:100%;padding:12px;border-radius:8px;border:1px solid rgba(255,255,255,0.06);background:transparent;color:var(--white)}

.clients{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.client{background:rgba(255,255,255,0.03);padding:14px;border-radius:10px;min-width:100px;text-align:center;color:var(--muted)}

footer{padding:28px 0;border-top:1px solid rgba(255,255,255,0.03);color:var(--muted)}

/* Accessibility and interaction improvements */
:focus{outline:none}
[tabindex]:focus{outline:2px solid var(--white);outline-offset:3px}

/* Performance: limit transforms, use will-change where beneficial */
.card, .hero-inner, .portfolio-item{will-change:transform,opacity}

/* Small utilities */
.muted{color:var(--muted)}
.icon{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:10px;background:rgba(255,255,255,0.03);font-size:18px;color:var(--white)}
/* Minimal print rule */
@media print{header,footer,form{display:none}body{color:#000;background:#fff}}

.clients {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  align-items: center;
}
.client {
  text-align: center;
}
.client-img {
  width: 60px; /* ajustable selon besoin */
  height: 60px;
  background: #ffffff; /* fond blanc */
  border-radius: 8px;  /* coins arrondis */
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0px; /* espace entre l'image et le cadre */
  box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.client-img img {
  width: 100px;   /* ajustable */
  height: 100px;  /* ajustable */
  object-fit: contain;
}

.service-card {
  display: block;
  background: #ffffff;
  color: #000000;
  padding: 20px;
  border-radius: 10px;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 4px 10px rgba(0,0,0,0.08);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 6px 14px rgba(0,0,0,0.12);
}

.service-card h3 {
  margin-bottom: 10px;
  font-size: 18px;
  font-weight: 700;
  color: #000;
}

.service-card p {
  font-size: 14px;
  color: #444;
  line-height: 1.4;
}

/* Hero Service */
.hero-service {
  position: relative;
  background: url("images/font.jpg") center/cover no-repeat;
  height: 45vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.hero-service .hero-content {
  color: #fff;
  padding: 0px;
  max-width: 800px;
}

.hero-service .hero-content h1 {
  font-size: 1.5rem;
  margin: 0px 0;
  font-weight: 500;
}

.hero-service .hero-content p {
  font-size: 1rem;
  color: #ddd;
  font-weight: normal;
  margin-top: 0px;
}

.hero-service .hero-content img {
  width: 100px;
  height: auto;
  margin: auto;
}

.service-details {
  padding: 60px 20px;
}

.service-details h2 {
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.service-details p {
  margin-bottom: 30px;
  line-height: 1.6;
  color: #AAA;
}

.service-features {
  list-style: none;
  padding: 0;
  margin-bottom: 40px;
}

.service-features li {
  margin-bottom: 12px;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.service-features i {
  color: #FFF;
}

/* Cards grid */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 30px;
}

.card-card {
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  display: flex;
  flex-direction: column;
}

.card-card img {
  width: 100%;
  height: 40vh;
  object-fit: cover;
}

.card-content {
  padding: 0px 15px;
  margin-top: 0;
}

.card-content h3 {
  margin-top: 0;
  margin-bottom: 8px;
  font-size: 1.2rem;
}

.card-content p {
  font-size: 0.95rem;
  margin-bottom: 6px;
  color: #333;
}

.card-content strong {
  color: #000;
}

/* Hero content icons */
.hero-content i{
  font-size: 20px;
  color: #FFF;
}

/* Contact items */
.contact-item {
  padding: 60px 20px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  text-align: center;
}

.contact-item i {
  font-size: 2rem;
  color: #fff;
  margin-bottom: 12px;
}

.contact-item h3 {
  margin-bottom: 6px;
  font-size: 1.1rem;
}

.contact-item p {
  color: #555;
  font-size: 0.95rem;
}

.social-icons {
  display: flex;
  gap: 15px;
  justify-content: center;
  margin-top: 10px;
}

.social-icons a {
  color: #000;
  font-size: 1.5rem;
  transition: color 0.3s;
}

.social-icons a:hover {
  color: #25A63C;
}

/* Formulaire */
.contact-form {
  padding: 60px 20px;
}

.contact-form h2 {
  text-align: center;
  margin-bottom: 30px;
}

.contact-form form {
  max-width: 600px;
  margin: auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.contact-form input,
.contact-form textarea {
  padding: 12px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1rem;
}

.contact-form button.btn {
  width: fit-content;
  align-self: center;
  padding: 12px 30px;
  font-weight: bold;
}

/* Select style */
form select {
  width: 100%;
  padding: 12px 15px;
  font-size: 1rem;
  border: 1px solid #ccc;
  border-radius: 8px;
  background-color: #000;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  cursor: pointer;
  color: #FFF;
  transition: border-color 0.3s, box-shadow 0.3s;
}

form select:focus {
  outline: none;
  border-color: #25A63C;
  box-shadow: 0 0 5px rgba(37, 166, 60, 0.5);
}

.select-wrapper {
  position: relative;
}

.select-wrapper::after {
  content: "\f078"; /* icône Font Awesome flèche bas */
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  color: #333;
  font-size: 0.9rem;
}

/* Responsive */
/* Responsive */
@media (max-width:900px){
  .container{padding:0 20px;} /* padding normal */
  .about{grid-template-columns:1fr}
  .hero-inner{flex-direction:column;align-items:flex-start;padding:24px}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .portfolio-grid{grid-template-columns:repeat(2,1fr)}
  .contact-grid{grid-template-columns:1fr}
}

@media (max-width:768px){
  .container{padding:0 5px;} /* padding normal pour tout le site */
  form select { font-size:0.95rem; padding:10px 12px; }
  .select-wrapper::after { font-size:0.8rem; }
  .contact-grid { grid-template-columns:1fr; gap:20px; }
  .cards-grid { grid-template-columns:1fr; gap:20px; }
  .hero-service { height:50vh; }
  .hero-content h1 { font-size:1.8rem; }
  .hero-content p { font-size:1rem; }
}

@media (max-width:700px){
  nav ul{display:none}
  .hamburger{display:block}
  .mobile-nav{display:none;background:#070707;position:absolute;right:16px;top:80px;padding:12px;box-shadow:0 8px 24px rgba(0,0,0,0.6)}
  .mobile-nav a{display:block;padding:8px 12px;color:var(--muted)}
  .hero-inner{padding:18px}
  .services-grid{grid-template-columns:1fr}
  .portfolio-grid{grid-template-columns:1fr}

  /* --- CORRECTION HEADER PETIT ÉCRAN --- */
  .nav{
    display:flex;
    align-items:center;
    justify-content:space-between;
  }
  .nav .brand{flex:1;}
  .btn{margin-left:10px; flex-shrink:0;}
  .hamburger{margin-left:10px; flex-shrink:0;}
}


/* Motion preference */
@media (prefers-reduced-motion: reduce){
  * {transition:none!important;animation:none!important}
}