/* ===========================================================
   UI partagée — Cabinet d'ostéopathie Jérôme Guyot
   Design system commun aux pages intérieures (vibe accueil)
   =========================================================== */
:root{
    --green:#104b10;
    --green-2:#20AC6B;
    --cream:#F1EAE8;
    --ink:#13230f;
    --white:#ffffff;
    --green-soft:rgba(16,75,16,.08);
    --green-soft-2:rgba(16,75,16,.16);
    --radius:2rem;
    --radius-sm:1rem;
    --shadow:0 18px 40px -24px rgba(16,75,16,.45);
    --shadow-sm:0 8px 24px -16px rgba(16,75,16,.4);
    --maxw:1180px;
    --nav-h:76px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
    margin:0;
    font-family:'Inter Tight',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
    color:var(--ink);background:var(--cream);
    font-size:1.0625rem;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3{line-height:1.14;margin:0;font-weight:800;letter-spacing:-.02em}
h1,h2,h3,p{overflow-wrap:break-word}
h2{font-size:clamp(1.8rem,1.2rem + 2.4vw,2.8rem);color:var(--green)}
h3{font-size:clamp(1.2rem,1rem + 1vw,1.55rem)}
p{margin:0 0 1rem}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 1.25rem}
.narrow{max-width:880px}
.eyebrow{display:inline-flex;align-items:center;gap:.5rem;font-weight:600;font-size:.8rem;
    letter-spacing:.14em;text-transform:uppercase;color:var(--green-2);margin-bottom:1rem}
.eyebrow::before{content:"";width:28px;height:2px;background:var(--green-2);border-radius:2px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;font-weight:700;font-size:1rem;
    line-height:1;padding:1rem 1.6rem;min-height:48px;border-radius:999px;text-decoration:none;cursor:pointer;
    border:2px solid transparent;transition:transform .2s ease,background-color .2s ease,box-shadow .2s ease,color .2s ease}
.btn-primary{background:var(--green);color:#fff !important;border-color:var(--green);box-shadow:var(--shadow-sm)}
.btn-primary:hover{background:#16691a;border-color:#16691a;transform:translateY(-2px)}
.btn-ghost{background:rgba(8,32,8,.42);color:#fff !important;border-color:rgba(255,255,255,.85);backdrop-filter:blur(2px)}
.btn-ghost:hover{background:rgba(8,32,8,.6);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--green);border-color:var(--green-soft-2)}
.btn-outline:hover{background:var(--green-soft);transform:translateY(-2px)}
.btn svg{width:20px;height:20px;flex:none}
:where(a,button,input,iframe):focus-visible{outline:3px solid var(--green-2);outline-offset:3px;border-radius:6px}

/* Nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-h);display:flex;align-items:center;
    background:rgba(241,234,232,.82);backdrop-filter:blur(12px);border-bottom:1px solid var(--green-soft);
    transition:box-shadow .3s ease,background-color .3s ease}
.nav.scrolled{box-shadow:0 6px 24px -18px rgba(16,75,16,.6);background:rgba(241,234,232,.95)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;width:100%;gap:1rem}
.brand{display:flex;align-items:center;gap:.65rem;text-decoration:none;color:var(--green)}
.brand img{height:50px;width:auto;flex:none}
.brand-txt{display:flex;flex-direction:column;line-height:1.12}
.brand-txt strong{font-size:1.08rem;font-weight:800;letter-spacing:-.01em;color:var(--green)}
.brand-txt small{font-size:.72rem;font-weight:600;letter-spacing:.02em;color:var(--green-2)}
.nav-links{display:flex;align-items:center;gap:.35rem;list-style:none;margin:0;padding:0}
.nav-links a{text-decoration:none;color:var(--ink);font-weight:500;font-size:.98rem;padding:.55rem .8rem;
    border-radius:999px;transition:background-color .2s,color .2s}
.nav-links a:hover,.nav-links a.active{background:var(--green-soft);color:var(--green)}
.nav-cta{display:flex;align-items:center;gap:.6rem}
.nav-cta .btn{padding:.7rem 1.15rem;min-height:44px;font-size:.95rem}
.burger{display:none;width:48px;height:48px;border:0;background:transparent;cursor:pointer;
    flex-direction:column;justify-content:center;align-items:center;gap:5px;border-radius:12px}
.burger span{width:24px;height:2px;background:var(--green);border-radius:2px;transition:transform .25s,opacity .2s}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-mobile{position:fixed;top:var(--nav-h);left:0;right:0;z-index:99;background:rgba(241,234,232,.98);
    backdrop-filter:blur(12px);border-bottom:1px solid var(--green-soft);display:none;flex-direction:column;
    padding:1rem 1.25rem 1.6rem;gap:.25rem;transform:translateY(-130%);transition:transform .32s ease;box-shadow:var(--shadow)}
.nav-mobile.open{transform:translateY(0)}
.nav-mobile a{text-decoration:none;color:var(--ink);font-weight:600;font-size:1.05rem;padding:.85rem .6rem;
    border-radius:12px;border-bottom:1px solid var(--green-soft)}
.nav-mobile a:last-child{border-bottom:0}
.nav-mobile .btn{margin-top:.8rem;justify-content:center}

/* Page hero (en-tête des pages intérieures) */
.page-hero{position:relative;background:var(--green);color:#fff;overflow:hidden;
    padding:calc(var(--nav-h) + 3.5rem) 0 3.5rem}
.page-hero::after{content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
    background:radial-gradient(circle,rgba(32,172,107,.35),transparent 70%);pointer-events:none}
.page-hero .eyebrow{color:#bfe9cf}
.page-hero .eyebrow::before{background:#bfe9cf}
.page-hero h1{font-size:clamp(2rem,1.3rem + 3vw,3.4rem);font-weight:800;max-width:20ch}
.page-hero p{color:rgba(255,255,255,.9);max-width:60ch;margin-top:1rem;font-size:1.1rem}

/* Sections & layout */
section{scroll-margin-top:var(--nav-h)}
.section{padding:clamp(3rem,2rem + 5vw,5.5rem) 0}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,1rem + 4vw,4.5rem);align-items:center}
.media{position:relative}
.media img{width:100%;height:100%;max-height:520px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
.media::after{content:"";position:absolute;inset:auto -14px -14px auto;width:62%;height:62%;
    border:2px solid var(--green-soft-2);border-radius:var(--radius);z-index:-1}
.lead{font-size:1.15rem;color:#2c3a27;margin-bottom:1.4rem}
.prose p{color:#33402d}
.prose .indent{display:inline-block;padding-left:.4rem}

/* Cartes génériques */
.surface{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-sm);
    padding:clamp(1.6rem,1rem + 1.5vw,2.6rem)}
.surface + .surface{margin-top:1.5rem}
.surface h3{color:var(--green);margin-bottom:.8rem}
.surface .ref{font-size:.85rem;color:#6b7a63;font-style:italic}

/* Grille de cartes (pour qui / motifs) */
.cards{display:grid;gap:1rem}
.cards.cols-3{grid-template-columns:repeat(3,1fr)}
.cards.cols-2{grid-template-columns:repeat(2,1fr)}
.tile{background:#fff;border:1px solid var(--green-soft);border-radius:var(--radius-sm);
    padding:1.6rem 1.4rem;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s,border-color .25s}
.tile:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--green-soft-2)}
.tile .ic{width:46px;height:46px;border-radius:12px;background:var(--green-soft);display:grid;place-items:center;
    color:var(--green);margin-bottom:1rem}
.tile .ic svg{width:24px;height:24px}
.tile h3{font-size:1.15rem;color:var(--green);margin-bottom:.5rem}
.tile p{margin:0;color:#33402d;font-size:.98rem}

/* Bandeau vert */
.band{background:var(--green);color:#fff}
.band h2{color:#fff}
.band .eyebrow{color:#bfe9cf}
.band .eyebrow::before{background:#bfe9cf}
.band .lead{color:rgba(255,255,255,.85)}

/* Liste de liens utiles */
.linklist{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;list-style:none;padding:0;margin:0}
.linklist li{background:#fff;border:1px solid var(--green-soft);border-radius:var(--radius-sm);
    padding:1.4rem 1.5rem;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s}
.linklist li:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.linklist .t{font-weight:700;color:var(--green);margin-bottom:.4rem}
.linklist a{color:var(--green-2);font-weight:600;text-decoration:none}
.linklist a:hover{text-decoration:underline}

/* Mentions légales */
.legal{max-width:880px;margin:0 auto}
.legal .block{padding:1.4rem 0;border-bottom:1px solid var(--green-soft)}
.legal .block:last-child{border-bottom:0}
.legal h2{font-size:1.15rem;color:var(--green);margin-bottom:.6rem;text-transform:uppercase;letter-spacing:.04em}
.legal p{color:#33402d;margin:0}
.legal a{color:var(--green-2);font-weight:600}

/* CTA final */
.cta{text-align:center}
.cta-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);
    padding:clamp(2rem,1rem + 3vw,3.5rem);max-width:720px;margin:0 auto}
.cta-card p{color:#33402d;max-width:46ch;margin:0 auto 1.6rem}

/* Footer */
footer.site{background:#0b1f0b;color:rgba(255,255,255,.82);padding:3.5rem 1rem 2rem}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1.3fr 1fr;gap:2rem;padding-bottom:2.4rem;
    border-bottom:1px solid rgba(255,255,255,.12)}
.foot-brand{display:flex;align-items:center;gap:.8rem}
.foot-brand img{height:56px;width:auto;background:#fff;border-radius:14px;padding:7px;flex:none}
.foot-brand strong{display:block;color:#fff;font-size:1.08rem;letter-spacing:-.01em}
.foot-brand span{color:#bfe9cf;font-size:.85rem;font-weight:600}
.foot-col h4{margin:0 0 1rem;color:#fff;font-size:.95rem;font-weight:700;letter-spacing:.02em}
.foot-col a,.foot-col p{display:block;color:rgba(255,255,255,.8);text-decoration:none;font-size:.95rem;
    margin:0 0 .55rem;line-height:1.45}
.foot-col a:hover{color:#bfe9cf;text-decoration:underline}
.foot-col .btn-primary{margin-top:.2rem}
.foot-bottom{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center;padding-top:1.6rem;font-size:.88rem}
.foot-bottom p{margin:0;color:rgba(255,255,255,.7)}
.foot-links{display:flex;gap:1.3rem;flex-wrap:wrap}
.foot-links a{color:#fff;text-decoration:underline}
.foot-links a:hover{color:#bfe9cf}
@media(max-width:760px){.foot-grid{grid-template-columns:1fr 1fr;gap:1.8rem}.foot-bottom{justify-content:center;text-align:center}}
@media(max-width:460px){.foot-grid{grid-template-columns:1fr}}
.foot-links{font-size:.9rem;display:flex;gap:1rem;flex-wrap:wrap;justify-content:center}

/* Back to top */
#toTop{position:fixed;bottom:22px;right:22px;width:50px;height:50px;border-radius:50%;border:0;background:var(--green);
    color:#fff;cursor:pointer;display:none;place-items:center;z-index:90;box-shadow:var(--shadow);transition:transform .2s,opacity .3s}
#toTop:hover{transform:translateY(-3px)}
#toTop svg{width:22px;height:22px}

/* Reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* Responsive */
@media (max-width:980px){.cards.cols-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:860px){
    .nav-links,.nav-cta .btn-primary{display:none}
    .burger{display:flex}
    .nav-mobile{display:flex}
}
@media (max-width:760px){
    .split{grid-template-columns:1fr}
    .split.reverse .media{order:-1}
    .media::after{display:none}
    .media img{max-height:400px}
    .cards.cols-3,.cards.cols-2,.linklist{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
    *{scroll-behavior:auto !important}
    .reveal{opacity:1 !important;transform:none !important;transition:none}
    .btn:hover,.tile:hover,.linklist li:hover,#toTop:hover{transform:none}
}