:root{
  --bg: #0F0F0F;            /* demandé */
  --bar: rgba(0,0,0,.90);   /* header/footer */
  --accent: #B6FF2E;        /* demandé */
  --text: #FFFFFF;
  --muted: rgba(255,255,255,.78);
  --muted2: rgba(255,255,255,.62);
  --line: rgba(182,255,46,.38);
  --card: rgba(255,255,255,.04);
  --shadow: 0 16px 40px rgba(0,0,0,.45);
  --radius: 14px;
  --radius-lg: 18px;
  --max: 1300px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.container{
  width:min(100% - 40px, var(--max));
  margin-inline:auto;
}

.sr-only{
  position:absolute;
  width:1px;height:1px;
  padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);
  white-space:nowrap;border:0;
}

/* Header */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bar);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.header-inner{
  height: 64px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 14px;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color: var(--text);
  font-weight: 700;
  letter-spacing:.3px;
}
.brand-dot{
  width:10px;height:10px;
  border-radius:999px;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(182,255,46,.12);
}
.brand-text{ font-size: 14px; opacity:.95; }

.site-nav{
  display:flex;
  align-items:center;
  gap: 18px;
}
.nav-link{
  color: var(--text);
  text-decoration:none;
  font-size: 13px;
  opacity: .88;
  transition: opacity .2s ease, color .2s ease;
  padding: 10px 6px;
}
.nav-link:hover{ opacity:1; color: var(--accent); }

.nav-cta{
  border: 1px solid rgba(182,255,46,.45);
  border-radius: 999px;
  padding: 10px 14px;
}
.nav-cta:hover{
  background: rgba(182,255,46,.10);
}

/* Mobile nav */
.nav-toggle{
  display:none;
  border:0;
  background: transparent;
  color: var(--text);
  padding: 10px;
  border-radius: 10px;
}
.nav-toggle:hover{ background: rgba(255,255,255,.06); }
.burger{
  width: 22px; height: 2px;
  display:block;
  background: var(--text);
  position: relative;
}
.burger::before,.burger::after{
  content:"";
  position:absolute;
  left:0;
  width:22px;height:2px;
  background: var(--text);
}
.burger::before{ top:-7px; }
.burger::after{ top:7px; }

/* Hero */
.hero{
  position: relative;
  min-height: 50vh;
  display:flex;
  align-items:center;
  padding: 52px 0;
  background:
    linear-gradient(180deg, rgba(0,0,0,.55), rgba(0,0,0,.88)),
    url("assets/hero.jpg") center/cover no-repeat;
  background-position: center 30%;
}
.hero-overlay{
  position:absolute;
  inset:0;
  background: radial-gradient(1200px 600px at 50% 25%, rgba(182,255,46,.10), transparent 60%);
  pointer-events:none;
}
.hero-content{
  position:relative;
  text-align:center;
}
.hero-kicker{
  margin:0 0 10px;
  font-size: 50px;
  letter-spacing: .6px;
  text-transform: uppercase;
  font-weight: bold;
}
.hero-title{
  margin: 0 auto;
  margin:0 0 10px;
}
.hero-title {
  font-size: 35px;
  display:block;
  color: var(--accent);
  text-transform:none;
  margin-top: 8px;
}
.hero-subtitle{
  margin: 16px auto 22px;
  padding-top: 30px;
  color: var(--muted);
  font-size: 22px;
  line-height: 1.55;
  padding-bottom: 30px;
}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  text-decoration:none;
  border: 0;
  cursor:pointer;
  font-weight: 700;
  letter-spacing: .6px;
  text-transform: uppercase;
  border-radius: 999px;
  padding: 14px 18px;
  box-shadow: var(--shadow);
}
.btn-primary{
  background: var(--accent);
  color: #0A0A0A;
  width: 70%;
}
.btn-primary:hover{ 
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  filter: brightness(.95); 
}
.btn-wide{ width: 100%; margin-top: 10px; }

/* Sections */
.section{
  padding: 35px 0;
}
#apropos
{
  padding-bottom: 20px;
}

.section-title {
  text-align: justify;
  align-items: center;
  margin: 0 0 14px;
  font-size: 30px;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  opacity: .92;
  padding-bottom: 10px;
  display: inline-block; /* Le titre prend uniquement la largeur du texte */
}

.section-title::after {
  content: "";
  display: block;
  width: 100%; /* La barre fait la largeur du texte */
  height: 2px;
  background-color: var(--accent);
  margin-top: 2px;
}

/* Conteneur pour centrer le titre inline-block */
.section-title-wrapper {
  text-align: center;
}
.section-lead{
  text-align:center;
  margin: 0 0 22px;
  font-size: 25px;
  font-weight: 700;
}
.accent{ color: var(--accent);}
.muted{ color: var(--muted); font-size: 15px; text-align: center;}
.muted2{ color: var(--muted2); }

/* About */
.about-grid{
  gap: 18px;
  align-items:start;
}
.about-text{
  background: rgba(255,255,255,.02);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--radius-lg);
  padding: 18px;
  margin-bottom: 30px;
}
.about-text p{ margin: 0 0 10px; }
.about-text p:last-child{ margin-bottom: 0; }

.checks{
  list-style: none;
  margin: 0;
  padding: 16px 18px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(182,255,46,.20);
  background: rgba(182,255,46,.06);
  display: flex;
  flex-wrap: wrap;
  gap: 20%;
  justify-content: space-around;
  align-items: center;
}
.checks li{
  position: relative;
  padding-left: 30px;
  margin: 10px 0;
  font-weight: 600;
}
.checks li::before{
  content:"";
  position:absolute;
  left:0; top: 6px;
  width: 16px; height: 10px;
  border-left: 2px solid var(--accent);
  border-bottom: 2px solid var(--accent);
  transform: rotate(-45deg);
}

/* Cards */
.cards{
  display:grid;
  gap: 18px;
  margin-top: 18px;
  grid-template-columns: repeat(3, 1fr);
}
.card{
  background: rgba(255,255,255,.02);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--radius-lg);
  padding: 16px 16px 14px;
  box-shadow: 0 14px 34px rgba(0,0,0,.35);
}
.card-title{
  margin:0 0 6px;
  font-size: 20px;
  text-align: center;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .8px;
}
.card-text{
  margin:0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
}

/* Method */
.method{
  margin-top: 26px;
  padding-top: 12px;
}
.method-title{
  text-align:center;
  margin: 0 0 14px;
  font-size: 20px;
  font-weight: 700;
  opacity: .95;
}
.method-steps{
  display:grid;
  gap: 18px;
  grid-template-columns: repeat(3, 1fr);
}
.step{
  border: 1px solid rgba(182,255,46,.18);
  background: rgba(0,0,0,.25);
  border-radius: var(--radius-lg);
  padding: 8px 16px;
}
.step-num{
  font-weight: 800;
  letter-spacing: .6px;
  text-transform: uppercase;
  font-size: 20px;
  margin-bottom: 6px;
  text-align: center;
}

/* Testimonials */
.testimonials{
  margin-top: 26px;
  display:grid;
  gap: 18px;
  grid-template-columns: repeat(2, 1fr);
}
.testimonial{
  margin:0;
  border: 1px solid #B6FF2E;
  background: rgba(0,0,0,.25);
  border-radius: var(--radius-lg);
  padding: 16px;
}
.testimonial blockquote{
  margin:0 0 10px;
  color: var(--text);
  font-weight: 600;
  line-height: 1.5;
}
.testimonial figcaption{
  display:flex;
  gap: 10px;
  align-items:baseline;
  color: var(--muted2);
  font-size: 15px;
}
.testimonial .name{ color: var(--text); font-weight: 700; }
.testimonial .meta{ opacity:.85; }

/* Form */
.contact-text{
  text-align: center;
  color: var(--muted);
  font-size: 20px;
}

.form{
  margin-top: 18px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(0,0,0,.25);
  padding: 16px;
}
.field{ margin-bottom: 12px; }
label{
  display:block;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .4px;
  margin-bottom: 8px;
  color: var(--accent);
  text-transform: uppercase;
}
input, textarea{
  width:100%;
  font-family: inherit;
  font-size: 16px;
  color: #0A0A0A;
  background: #FFFFFF;
  border: 1px solid rgba(0,0,0,.12);
  border-radius: 10px;
  padding: 12px 12px;
  outline: none;
}
textarea{ resize: vertical; min-height: 110px; }
input:focus, textarea:focus{
  box-shadow: 0 0 0 4px rgba(182,255,46,.20);
  border-color: rgba(182,255,46,.55);
}
.error{
  display:block;
  min-height: 16px;
  margin-top: 6px;
  font-size: 12px;
  color: #FF6B6B;
}
.form-note{
  margin: 10px 0 0;
  font-size: 12px;
}

/* FAQ */
.faq{
  margin-top: 18px;
  border-radius: var(--radius-lg);
  overflow:hidden;
  border: 1px solid rgba(182,255,46,.16);
  background: rgba(0,0,0,.25);
}
.faq-item{
  border-top: 1px solid rgba(182,255,46,.12);
}
.faq-item:first-child{ border-top: 0; }
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding: 14px 16px;
  font-weight: 700;
  font-size: 18px;
  position: relative;
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{
  content:"+";
  position:absolute;
  right: 16px;
  top: 10px;
  width: 28px; height: 28px;
  display:grid;
  place-items:center;
  border-radius: 999px;
  color: var(--accent);
  border: 1px solid rgba(182,255,46,.28);
  background: rgba(182,255,46,.08);
}
.faq-item[open] summary::after{ content:"–"; }
.faq-body{
  padding: 0 16px 16px;
  font-size: 14px;
  line-height: 1.6;
  text-align: left;
}

/* Footer */
.site-footer{
  background: var(--bar);
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 18px 0;
}
.footer-inner{
  text-align:center;
  display:flex;
  justify-content: space-between;
  align-items: center;
}
.footer-tag, .footer-copy{
  margin:0;
  font-size: 12px;
}

/* Responsive */
@media (min-width: 761px) and (max-width: 1024px){
  .hero-content{ text-align:center; }
  .hero-kicker{ font-size: 40px; }
  .hero-title{ font-size: 28px; }
  .about-grid{
    grid-template-columns: 1.2fr .8fr;
    gap: 18px;
  }
  .cards{
    grid-template-columns: repeat(3, 1fr);
  }
  .method-steps{
    grid-template-columns: repeat(3, 1fr);
  }
  .testimonials{
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Mobile nav behavior */
@media (max-width: 760px){
  .section {
    padding: 28px 0;
  }
  .section-title{
    font-size: 24px;
  }
  .nav-toggle{ display:inline-flex; }
  .hero-kicker{ font-size: 32px; }
  .hero-title{ font-size: 24px; }
  .hero-subtitle{ font-size: 17px; }
  .btn-primary{ width: 95%; }
  .site-nav{
    position: fixed;
    inset: 64px 12px auto 12px;
    background: rgba(0,0,0,.95);
    border: 1px solid rgba(255,255,255,.08);
    border-radius: 16px;
    padding: 12px;
    display:none;
    flex-direction: column;
    gap: 6px;
    box-shadow: 0 18px 50px rgba(0,0,0,.6);
  }
  .section-lead{
    font-size: 20px;
  }
  .section-title {
    padding-bottom: 0;
  }
  .about-text p{ text-align: left; }
  .cards, .method-steps, .testimonials{
    grid-template-columns: 1fr;
  }
  .site-nav.is-open{ display:flex; }
  .nav-link{ width:100%; text-align:center; padding: 12px; }
  .faq-item summary{ font-size: 16px; }
  .faq-item summary{ padding-right: 50px; }
  .faq-body { text-align: justify; }
  .contact-text{ font-size: 16px; }
  .nav-cta{ width:100%; }
  .footer-inner{
    flex-direction: column;
    gap: 12px;
  }
  .footer-tag, .footer-copy{
    font-size: 10px;
  }
}