/* ColorHero — site public, design N&B minimaliste (aligné sur l'app) */
:root{--ink:#0a0a0a;--muted:#6b6b6b;--soft:#9a9a9a;--border:#eaeaea;--alt:#f6f6f6;--black:#000;--white:#fff}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',system-ui,-apple-system,sans-serif;color:var(--ink);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,.display{font-family:'Space Grotesk','Inter',sans-serif;font-weight:700;letter-spacing:-1px;line-height:1.1;margin:0}
a{color:var(--ink);text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1120px;margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.eyebrow{font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.12em;color:var(--soft);margin-bottom:14px}
.lead{font-size:18px;color:var(--muted);max-width:620px}
.center{text-align:center}.center .lead{margin-left:auto;margin-right:auto}

/* Nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--border)}
.nav .container{display:flex;align-items:center;gap:20px;height:64px}
.logo{font-family:'Space Grotesk',sans-serif;font-weight:800;font-size:20px;letter-spacing:-.5px;display:inline-flex;align-items:center;gap:9px;flex-shrink:0}
.logo img{height:30px!important;width:auto!important;max-width:none!important;display:block}
.nav .links{display:flex;gap:24px;margin-left:24px}
.nav .links a{font-size:14px;font-weight:500;color:var(--muted)}
.nav .links a:hover{color:var(--ink)}
.nav .spacer{flex:1}
.lang{position:relative}
.lang summary{list-style:none;cursor:pointer;font-size:14px;padding:8px 10px;border:1px solid var(--border);border-radius:10px}
.lang summary::-webkit-details-marker{display:none}
.lang .menu{position:absolute;right:0;top:44px;background:var(--white);border:1px solid var(--border);border-radius:12px;padding:6px;min-width:160px;z-index:60}
.lang .menu a{display:block;padding:9px 12px;border-radius:8px;font-size:14px}
.lang .menu a:hover{background:var(--alt)}
.lang .menu a.on{background:var(--black);color:var(--white)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--black);color:var(--white);border:none;border-radius:14px;padding:14px 24px;font:inherit;font-weight:600;font-size:15px;cursor:pointer;min-height:48px;transition:transform .15s ease,opacity .15s ease}
.btn:hover{transform:translateY(-1px);opacity:.9}
.btn.outline{background:var(--white);color:var(--ink);border:1px solid var(--ink)}
.btn.lg{padding:16px 30px;font-size:16px;border-radius:16px}

/* Store buttons */
.stores{display:flex;gap:12px;flex-wrap:wrap}
.store{display:flex;align-items:center;gap:10px;background:var(--black);color:var(--white);border-radius:14px;padding:10px 18px;min-height:54px;cursor:pointer;border:none;font:inherit}
.store svg{width:24px;height:24px;fill:currentColor}
.store .s{display:flex;flex-direction:column;line-height:1.15;text-align:left}
.store .s small{font-size:10px;opacity:.8}
.store .s b{font-size:15px;font-weight:600}
.store.outline{background:var(--white);color:var(--ink);border:1px solid var(--ink)}
.soon-pill{display:inline-block;font-size:12px;font-weight:600;border:1px solid var(--ink);border-radius:999px;padding:5px 12px;margin-bottom:18px}

/* Hero */
.hero{padding:72px 0 40px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(34px,5vw,58px)}
.hero .lead{margin:20px 0 28px}
.hero-cta{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.trust{margin-top:22px;font-size:13px;color:var(--soft)}

/* Image placeholders (réservés pour les visuels fournis) */
.ph{position:relative;background:var(--alt);border:1px solid var(--border);border-radius:24px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.ph::after{content:attr(data-label);color:var(--soft);font-size:13px;font-weight:500;padding:8px}
.ph.phone{aspect-ratio:9/19;max-width:300px;margin:0 auto;border-radius:36px}
.ph.wide{aspect-ratio:16/10}
.ph.square{aspect-ratio:1}

/* Features */
.grid{display:grid;gap:20px}
.cols-4{grid-template-columns:repeat(4,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-2{grid-template-columns:repeat(2,1fr)}
.card{border:1px solid var(--border);border-radius:20px;padding:26px;background:var(--white)}
.card .ico{width:48px;height:48px;border-radius:14px;background:var(--black);color:var(--white);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.card .ico svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.8}
.card h3{font-size:19px;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px;margin:0}

/* Steps */
.steps{counter-reset:step}
.step{position:relative;padding-left:60px}
.step::before{counter-increment:step;content:counter(step);position:absolute;left:0;top:0;width:42px;height:42px;border-radius:50%;background:var(--black);color:var(--white);display:flex;align-items:center;justify-content:center;font-family:'Space Grotesk';font-weight:700}

/* Split section */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.alt-bg{background:var(--alt)}

/* Carousel */
.carousel{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;padding-bottom:12px;-webkit-overflow-scrolling:touch}
.carousel::-webkit-scrollbar{height:6px}.carousel::-webkit-scrollbar-thumb{background:var(--border);border-radius:99px}
.carousel .slide{flex:0 0 260px;scroll-snap-align:start}
.carousel .ph.square{border-radius:18px}

/* Pricing */
.price-grid{grid-template-columns:1fr 1fr;max-width:760px;margin:0 auto}
.price.card.best{border:2px solid var(--black)}
.price .amount{font-family:'Space Grotesk';font-size:34px;font-weight:800;margin:6px 0}

/* Testimonials / avatars */
.avatars{display:flex}
.avatars img{width:40px;height:40px;border-radius:50%;border:2px solid var(--white);margin-left:-10px;background:var(--alt);object-fit:cover}
.avatars img:first-child{margin-left:0}
.quote{border:1px solid var(--border);border-radius:20px;padding:24px}
.quote .who{display:flex;align-items:center;gap:12px;margin-top:14px}
.quote .who img{width:40px;height:40px;border-radius:50%}

/* FAQ */
.faq details{border-bottom:1px solid var(--border);padding:18px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:17px;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-size:22px;color:var(--soft)}
.faq details[open] summary::after{content:'−'}
.faq p{color:var(--muted);margin:12px 0 0}

/* Final CTA */
.cta-band{background:var(--black);color:var(--white);border-radius:28px;padding:56px 32px;text-align:center}
.cta-band h2{color:var(--white)}
.cta-band .lead{color:rgba(255,255,255,.8)}
.cta-band .store{background:var(--white);color:var(--black)}

/* Footer */
.footer{border-top:1px solid var(--border);padding:56px 0 40px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:32px}
.footer h4{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--soft);margin:0 0 14px}
.footer a{display:block;color:var(--muted);font-size:14px;padding:5px 0}
.footer a:hover{color:var(--ink)}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--border);margin-top:40px;padding-top:24px;color:var(--soft);font-size:13px;flex-wrap:wrap;gap:12px}

/* Blog */
.post-card{border:1px solid var(--border);border-radius:20px;overflow:hidden}
.post-card .ph,.post-card img.cover{aspect-ratio:16/9;width:100%;object-fit:cover}
.post-card .body{padding:20px}
.post-card h3{font-size:18px;margin-bottom:8px}
.article{max-width:720px;margin:0 auto}
.article img{border-radius:14px;margin:18px 0}
.article h2{font-size:26px;margin:28px 0 12px}
.article p{margin:0 0 16px}
.cover-hero{aspect-ratio:16/8;width:100%;object-fit:cover;border-radius:24px;margin-bottom:28px}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* Toast */
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:var(--white);padding:14px 22px;border-radius:14px;font-size:14px;opacity:0;pointer-events:none;transition:all .3s ease;z-index:100}
.toast.show{opacity:1;transform:translateX(-50%)}

/* Responsive */
@media (max-width:920px){
  .hero-grid,.split{grid-template-columns:1fr;gap:32px}
  .cols-4{grid-template-columns:1fr 1fr}.cols-3{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav .links{display:none}
  .section{padding:60px 0}
}
@media (max-width:560px){.cols-4{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr}}

/* Landing pages coloriages (SEO) */
.card .ic{font-size:30px;line-height:1;margin-bottom:14px}
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip-link{display:inline-flex;align-items:center;gap:6px;padding:9px 14px;border:1px solid var(--border);border-radius:999px;font-size:14px;font-weight:500;color:var(--black);background:var(--white);transition:border-color .15s,background .15s}
.chip-link:hover{border-color:var(--black);background:var(--surface,#f6f6f6)}
.foot-popular{border-top:1px solid var(--border);margin-top:28px;padding-top:24px}
.foot-popular h4{margin-bottom:14px}
.shot{width:100%;height:auto;display:block;border:1px solid var(--border);border-radius:24px}