/* ========================================================
   Clarté Auto — One-page premium
   ======================================================== */

:root {
  --navy: #1B2A4E;
  --navy-deep: #131F3C;
  --steel: #2E5BB8;
  --amber: #D4A24C;
  --amber-deep: #B88638;
  --pearl: #F1F3F7;
  --anthracite: #1A1D26;
  --offwhite: #FAFAFA;
  --line: #E4E7EE;
  --muted: #5C6378;

  --font-display: 'DM Sans', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;

  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 18px;

  --shadow-sm: 0 1px 2px rgba(27,42,78,.06), 0 2px 6px rgba(27,42,78,.05);
  --shadow-md: 0 4px 10px rgba(27,42,78,.07), 0 10px 24px rgba(27,42,78,.06);
  --shadow-lg: 0 18px 40px rgba(27,42,78,.12);

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* --------- Base --------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--anthracite);
  background:var(--offwhite);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}
img{max-width:100%;display:block}
a{color:var(--steel);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--navy)}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px;border-radius:4px}

h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;color:var(--navy);line-height:1.15;letter-spacing:-.01em;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,4.8vw,3.6rem);font-weight:700}
h2{font-size:clamp(1.8rem,3.4vw,2.6rem)}
h3{font-size:1.15rem;font-weight:600}
p{margin:0 0 1em}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
.container--narrow{max-width:820px}

.eyebrow{
  display:inline-block;
  font-family:var(--font-display);
  font-size:.78rem;
  font-weight:600;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--steel);
  margin-bottom:.9rem;
}
.eyebrow--light{color:var(--amber)}

/* --------- Buttons --------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  gap:.5em;
  padding:.85em 1.5em;
  font-family:var(--font-display);
  font-size:.95rem;
  font-weight:600;
  letter-spacing:.01em;
  border-radius:999px;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .2s var(--ease), box-shadow .25s var(--ease), background .25s, color .25s, border-color .25s;
  white-space:nowrap;
}
.btn--amber{background:var(--amber);color:var(--navy);border-color:var(--amber)}
.btn--amber:hover{background:var(--amber-deep);border-color:var(--amber-deep);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}
.btn--outline{background:transparent;color:var(--navy);border-color:var(--navy)}
.btn--outline:hover{background:var(--navy);color:#fff;transform:translateY(-1px)}
.btn--lg{padding:1em 1.8em;font-size:1rem}
.btn--sm{padding:.6em 1.1em;font-size:.85rem}
.btn--block{width:100%}

/* --------- Header --------- */
.header{
  position:sticky;top:0;z-index:50;
  background:rgba(250,250,250,.86);
  backdrop-filter:saturate(140%) blur(12px);
  -webkit-backdrop-filter:saturate(140%) blur(12px);
  border-bottom:1px solid transparent;
  transition:background .2s, border-color .2s, box-shadow .25s;
}
.header.is-scrolled{
  background:rgba(255,255,255,.95);
  border-bottom-color:var(--line);
  box-shadow:var(--shadow-sm);
}
.header__inner{
  display:flex;align-items:center;justify-content:space-between;
  height:78px;gap:24px;
}
.header__brand{display:flex;align-items:center;gap:12px;color:var(--navy)}
.header__brand:hover{color:var(--navy)}
.header__logo{height:42px;width:auto}
.header__wordmark{display:flex;flex-direction:column;line-height:1.1}
.header__name{font-family:var(--font-display);font-weight:700;color:var(--navy);font-size:1.15rem;letter-spacing:.01em}
.header__tagline{font-size:.7rem;color:var(--muted);letter-spacing:.04em}

.header__nav{display:flex;align-items:center;gap:32px}
.header__nav a{
  color:var(--anthracite);
  font-weight:500;
  font-size:.95rem;
  position:relative;
}
.header__nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:var(--amber);
  transform:scaleX(0);transform-origin:left center;transition:transform .25s var(--ease);
}
.header__nav a:hover::after{transform:scaleX(1)}

.header__burger{
  display:none;
  background:none;border:none;cursor:pointer;
  width:42px;height:42px;padding:10px;
  flex-direction:column;justify-content:space-between;
}
.header__burger span{display:block;height:2px;background:var(--navy);border-radius:2px;transition:transform .25s, opacity .25s}
.header__burger[aria-expanded="true"] span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.header__burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.header__burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

.mobile-menu{
  display:none;
  flex-direction:column;
  background:#fff;border-top:1px solid var(--line);
  padding:24px;gap:18px;
}
.mobile-menu a{color:var(--navy);font-weight:600}
.mobile-menu.is-open{display:flex}

/* --------- Hero --------- */
.hero{
  position:relative;
  padding:90px 0 80px;
  background:
    radial-gradient(1200px 600px at 90% -10%, rgba(46,91,184,.08), transparent 60%),
    linear-gradient(180deg, #FAFAFA 0%, var(--pearl) 100%);
  overflow:hidden;
}
.hero__grid{
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:64px;align-items:center;
}
.hero__title{margin-bottom:.5em}
.hero__title-accent{color:var(--steel);font-style:italic;font-weight:600}
.hero__lead{
  font-size:1.15rem;
  color:var(--muted);
  max-width:540px;
  margin-bottom:1.8em;
}
.hero__ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:2.5rem}

.trust-bar{
  list-style:none;padding:0;margin:0;
  display:flex;flex-wrap:wrap;gap:18px 24px;
  font-size:.88rem;color:var(--muted);
  border-top:1px solid var(--line);padding-top:22px;
}
.trust-bar li{display:flex;align-items:center;gap:8px}
.trust-bar svg{width:16px;height:16px;stroke:var(--steel);stroke-width:2.5;fill:none;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}

.hero__media{position:relative}
.hero__frame{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  aspect-ratio:4/3;
  background:var(--navy);
}
.hero__frame img{width:100%;height:100%;object-fit:cover;display:block}
.hero__frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, transparent 60%, rgba(19,31,60,.5));
  pointer-events:none;
}
.hero__caption{
  position:absolute;left:24px;bottom:22px;
  color:var(--amber);
  font-family:var(--font-display);font-style:italic;font-size:.95rem;
  text-shadow:0 1px 3px rgba(0,0,0,.4);
  z-index:1;
}

/* --------- Sections --------- */
.section{padding:96px 0}
.section--soft{background:var(--pearl)}
.section__head{
  text-align:center;
  max-width:720px;
  margin:0 auto 56px;
}
.section__lede{color:var(--muted);font-size:1.05rem;margin:0}

/* --------- Pillars --------- */
.pillars{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.pillar{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:32px 28px;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.pillar:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(46,91,184,.25)}
.pillar__icon{
  width:48px;height:48px;border-radius:10px;
  background:rgba(46,91,184,.08);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:18px;
}
.pillar__icon svg{width:26px;height:26px;stroke:var(--steel);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.pillar h3{margin-bottom:.4em;font-size:1.08rem}
.pillar p{color:var(--muted);font-size:.95rem;margin:0;line-height:1.6}

/* --------- Pièges --------- */
.pieges-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.piege{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px 26px 26px;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
  overflow:hidden;
}
.piege::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;
  background:linear-gradient(90deg, var(--amber), var(--amber-deep));
  transition:width .35s var(--ease);
}
.piege:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:rgba(212,162,76,.4)}
.piege:hover::before{width:100%}
.piege__num{
  font-family:var(--font-display);
  font-weight:600;
  font-size:.75rem;
  letter-spacing:.18em;
  color:var(--amber-deep);
  margin-bottom:10px;
}
.piege__icon{
  width:42px;height:42px;border-radius:8px;
  background:rgba(212,162,76,.12);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:14px;
}
.piege__icon svg{width:22px;height:22px;stroke:var(--amber-deep);stroke-width:1.8;fill:none;stroke-linecap:round;stroke-linejoin:round}
.piege h3{font-size:1.02rem;margin-bottom:.4em}
.piege p{color:var(--muted);font-size:.92rem;line-height:1.55;margin:0}

/* --------- Steps --------- */
.steps{
  list-style:none;padding:0;margin:0;
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:0;
  counter-reset:steps;
  position:relative;
}
.step{
  position:relative;
  padding:8px 28px 8px 0;
}
.step:not(:last-child)::after{
  content:"";position:absolute;
  top:24px;right:14px;
  width:14px;height:14px;
  border-right:2px solid var(--steel);
  border-top:2px solid var(--steel);
  transform:rotate(45deg);
  opacity:.4;
}
.step__num{
  display:inline-flex;align-items:center;justify-content:center;
  width:48px;height:48px;border-radius:50%;
  background:var(--navy);color:var(--amber);
  font-family:var(--font-display);font-weight:700;font-size:1.2rem;
  margin-bottom:18px;
  box-shadow:0 6px 14px rgba(27,42,78,.15);
}
.step h3{font-size:1.08rem;margin-bottom:.4em}
.step p{color:var(--muted);font-size:.95rem;line-height:1.6;margin:0}

/* --------- Pricing --------- */
.pricing{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.price{
  position:relative;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:34px 28px 30px;
  display:flex;flex-direction:column;
  transition:transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s;
}
.price:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.price--featured{
  border-color:var(--amber);
  box-shadow:0 0 0 1px var(--amber), var(--shadow-md);
  background:linear-gradient(180deg,#fff,#FFF8EC);
}
.price--featured:hover{box-shadow:0 0 0 1px var(--amber), var(--shadow-lg)}
.price__badge{
  position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:var(--amber);color:var(--navy);
  font-family:var(--font-display);font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;
  padding:6px 14px;border-radius:999px;
  box-shadow:var(--shadow-sm);
  white-space:nowrap;
}
.price h3{font-size:1.1rem;margin-bottom:.3em}
.price__amount{
  font-family:var(--font-display);
  font-weight:700;color:var(--navy);
  font-size:1.5rem;
  margin:.4em 0 .2em;
}
.price__amount span{font-size:2.8rem;line-height:1}
.price__sub{color:var(--muted);font-size:.9rem;margin-bottom:1.4em;font-style:italic}
.price ul{
  list-style:none;padding:0;margin:0 0 1.6em;
  display:flex;flex-direction:column;gap:10px;
  flex-grow:1;
}
.price li{
  position:relative;
  padding-left:24px;
  font-size:.93rem;
  color:var(--anthracite);
  line-height:1.5;
}
.price li::before{
  content:"";position:absolute;left:0;top:.55em;
  width:14px;height:8px;
  border-left:2px solid var(--steel);border-bottom:2px solid var(--steel);
  transform:rotate(-45deg);
}
.price--featured li::before{border-color:var(--amber-deep)}
.pricing__note{
  text-align:center;
  margin-top:32px;
  font-size:.85rem;color:var(--muted);
}

/* --------- About --------- */
.about{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;
  align-items:center;
}
.about__media{
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-lg);
  aspect-ratio:4/3;
}
.about__media img{width:100%;height:100%;object-fit:cover}
.about__copy h2{margin-bottom:.6em}
.about__copy p{color:var(--anthracite);font-size:1rem}
.about__location{
  font-style:italic;color:var(--steel);
  border-left:3px solid var(--amber);
  padding-left:14px;
  margin:1.5em 0;
}
.about__legal{
  list-style:none;padding:18px 0 0;margin:1.5em 0 0;
  border-top:1px solid var(--line);
  display:grid;grid-template-columns:1fr 1fr;gap:8px 18px;
  font-size:.85rem;color:var(--muted);
}
.about__legal li{position:relative;padding-left:14px}
.about__legal li::before{content:"·";position:absolute;left:0;color:var(--amber);font-weight:700}

/* --------- FAQ --------- */
.faq{display:flex;flex-direction:column;gap:14px}
.faq__item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  transition:border-color .25s, box-shadow .25s;
}
.faq__item[open]{border-color:rgba(46,91,184,.3);box-shadow:var(--shadow-sm)}
.faq__item summary{
  cursor:pointer;
  list-style:none;
  padding:20px 24px;
  font-family:var(--font-display);
  font-weight:600;
  color:var(--navy);
  font-size:1rem;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;
}
.faq__item summary::-webkit-details-marker{display:none}
.faq__item summary::after{
  content:"";
  width:14px;height:14px;
  border-right:2px solid var(--steel);
  border-bottom:2px solid var(--steel);
  transform:rotate(45deg);
  transition:transform .25s var(--ease);
  flex-shrink:0;
}
.faq__item[open] summary::after{transform:rotate(-135deg)}
.faq__answer{padding:0 24px 22px;color:var(--muted);font-size:.95rem;line-height:1.65}
.faq__answer p{margin:0}

/* --------- CTA final --------- */
.cta-final{
  background:
    radial-gradient(800px 400px at 0% 0%, rgba(46,91,184,.35), transparent 60%),
    radial-gradient(700px 500px at 100% 100%, rgba(212,162,76,.12), transparent 60%),
    linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
  color:#fff;
  padding:96px 0;
}
.cta-final__inner{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:64px;align-items:center;
}
.cta-final h2{color:#fff;font-size:clamp(1.8rem,3.4vw,2.8rem)}
.cta-final p{color:rgba(255,255,255,.78);font-size:1.05rem;margin-bottom:1.8em}

.cta-final__form{
  background:#fff;
  color:var(--anthracite);
  padding:36px 32px;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);
}
.cta-final__form h3{color:var(--navy);margin-bottom:1.2em;font-size:1.2rem}
.cta-final__form label{
  display:flex;flex-direction:column;gap:6px;
  margin-bottom:14px;
  font-size:.85rem;color:var(--muted);font-weight:500;
}
.cta-final__form input,
.cta-final__form select,
.cta-final__form textarea{
  font-family:var(--font-body);
  font-size:.95rem;
  color:var(--anthracite);
  padding:11px 14px;
  border:1.5px solid var(--line);
  border-radius:var(--radius-sm);
  background:#fff;
  transition:border-color .2s, box-shadow .2s;
  resize:vertical;
}
.cta-final__form input:focus,
.cta-final__form select:focus,
.cta-final__form textarea:focus{
  outline:none;
  border-color:var(--steel);
  box-shadow:0 0 0 3px rgba(46,91,184,.15);
}
.cta-final__form .btn{margin-top:10px}
.cta-final__note{font-size:.78rem;color:var(--muted);margin:14px 0 0;text-align:center;font-style:italic}

/* --------- Footer --------- */
.footer{background:var(--navy-deep);color:rgba(255,255,255,.7);padding:64px 0 0;font-size:.92rem}
.footer__inner{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:48px;
  padding-bottom:48px;
}
.footer__logo{height:54px;width:auto;margin-bottom:18px}
.footer__pitch{color:rgba(255,255,255,.78);margin-bottom:1em}
.footer__address{font-style:normal;line-height:1.7;color:rgba(255,255,255,.65)}
.footer__address a{color:var(--amber)}
.footer__col h4{
  color:#fff;font-family:var(--font-display);
  font-size:.82rem;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;
  margin-bottom:1.2em;
}
.footer__col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.footer__col a{color:rgba(255,255,255,.7)}
.footer__col a:hover{color:var(--amber)}
.footer__social a{display:inline-flex;align-items:center;gap:10px}
.footer__social svg{width:18px;height:18px;fill:currentColor}

.footer__bottom{border-top:1px solid rgba(255,255,255,.1);padding:22px 0}
.footer__bottom-inner{
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:12px;
  font-size:.82rem;color:rgba(255,255,255,.5);
}
.footer__bottom p{margin:0}

/* --------- Reveal --------- */
.reveal{
  opacity:0;transform:translateY(18px);
  transition:opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.is-visible{opacity:1;transform:none}

/* --------- Responsive --------- */
@media (max-width: 1024px) {
  .pillars{grid-template-columns:repeat(2,1fr)}
  .pieges-grid{grid-template-columns:repeat(2,1fr)}
  .pricing{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr);gap:28px}
  .step:nth-child(2)::after{display:none}
  .footer__inner{grid-template-columns:1fr 1fr;gap:36px}
}

@media (max-width: 768px) {
  body{font-size:16px}
  .section{padding:72px 0}
  .hero{padding:48px 0 64px}
  .hero__grid{grid-template-columns:1fr;gap:40px}
  .hero__media{order:-1;max-width:520px;margin:0 auto}
  .header__nav,.header__cta{display:none}
  .header__burger{display:flex}
  .header__tagline{display:none}
  .pillars,.pieges-grid,.pricing{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .step::after{display:none !important}
  .about{grid-template-columns:1fr;gap:36px}
  .about__legal{grid-template-columns:1fr}
  .cta-final__inner{grid-template-columns:1fr;gap:40px}
  .footer__inner{grid-template-columns:1fr;gap:32px}
  .footer__bottom-inner{flex-direction:column;text-align:center}
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{transition:none !important;animation:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* === Formulaire de contact — anti-spam + sous-titre === */
.hp-field { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.cta-final__sublead { color: #5A5F6E; font-size: 14.5px; margin: -8px 0 16px; }