/* ============================================================
   Aligneurs dentaires invisibles à Bordeaux Centre
   Refonte éditoriale — dans l'esprit d'orthodontistebordeaux.com
   ============================================================ */

:root{
  --ivoire:#FAF6F0;
  --ivoire-2:#F3EBE1;
  --blush:#F0E2DB;
  --encre:#221B17;
  --encre-70:rgba(34,27,23,.72);
  --bordeaux:#6B1F32;
  --bordeaux-fonce:#511525;
  --sable:#C2A26F;
  --blanc:#FFFDFA;
  --hairline:rgba(34,27,23,.14);
  --serif:"Cormorant Garamond", Georgia, serif;
  --sans:"Jost", "Segoe UI", system-ui, sans-serif;
  --radius:22px;
  --maxw:1180px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
body{
  font-family:var(--sans);
  font-weight:300;
  color:var(--encre);
  background:var(--ivoire);
  line-height:1.65;
  font-size:1.02rem;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--bordeaux)}

/* --- Correctif débordement horizontal (mobile) --- */
html,body{max-width:100%;overflow-x:clip}
@supports not (overflow-x:clip){html,body{overflow-x:hidden}}
.split>*,.contact-grid>*,.foot-grid>*,.hero-grid>*,.steps>*,.pricing>*,.benefits>*,.cards3>*,.video-feature>*{min-width:0}
.info-list a,.info-list span,footer li,.legal dd,.pricing-note{overflow-wrap:anywhere}
a:focus-visible,button:focus-visible{outline:2px solid var(--bordeaux);outline-offset:3px}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(1.1rem,4vw,2.5rem)}

/* ---------- Header ---------- */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(250,246,240,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--hairline);
}
.topbar-inner{
  display:flex;align-items:center;gap:1.5rem;
  padding:.85rem clamp(1.1rem,4vw,2.5rem);
  max-width:var(--maxw);margin:0 auto;
}
.brand{
  font-family:var(--serif);font-weight:600;font-size:1.18rem;
  letter-spacing:.01em;color:var(--encre);text-decoration:none;line-height:1.2;
}
.brand em{color:var(--bordeaux);font-style:italic}
nav.mainnav{margin-left:auto;display:flex;align-items:center;gap:1.6rem}
nav.mainnav a{
  color:var(--encre);text-decoration:none;font-size:.92rem;
  letter-spacing:.05em;text-transform:uppercase;font-weight:400;
  border-bottom:1px solid transparent;padding-bottom:2px;
}
nav.mainnav a:hover,nav.mainnav a[aria-current="page"]{border-bottom-color:var(--bordeaux);color:var(--bordeaux)}
.btn{
  display:inline-block;text-decoration:none;font-weight:500;
  letter-spacing:.06em;text-transform:uppercase;font-size:.86rem;
  padding:.78rem 1.5rem;border-radius:999px;transition:transform .2s ease,background .2s ease;
}
.btn-primary,.btn-primary:link,.btn-primary:visited{background:var(--bordeaux);color:#FFFFFF}
.btn-primary:hover{background:var(--bordeaux-fonce);color:#FFFFFF;transform:translateY(-1px)}
.btn-ghost{border:1px solid var(--encre);color:var(--encre)}
.btn-ghost:hover{border-color:var(--bordeaux);color:var(--bordeaux)}
.nav-toggle{display:none;background:none;border:1px solid var(--hairline);border-radius:10px;font-size:1.25rem;padding:.3rem .7rem;cursor:pointer;color:var(--encre)}
@media(max-width:920px){
  nav.mainnav{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:var(--ivoire);border-bottom:1px solid var(--hairline);
    flex-direction:column;align-items:flex-start;gap:0;padding:.5rem 1.4rem 1.2rem;
  }
  nav.mainnav.open{display:flex}
  nav.mainnav a{padding:.7rem 0;width:100%;border-bottom:1px solid var(--hairline)}
  nav.mainnav .btn{margin-top:1rem;width:auto}
  .nav-toggle{display:block;margin-left:auto}
}

/* ---------- Typo éditoriale ---------- */
.kicker{
  font-size:.8rem;letter-spacing:.28em;text-transform:uppercase;
  color:var(--bordeaux);font-weight:500;margin-bottom:1rem;
  display:flex;align-items:center;gap:.9rem;
}
.kicker::before{content:"";width:34px;height:1px;background:var(--sable)}
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.08;color:var(--encre)}
h1{font-size:clamp(2.5rem,6vw,4.4rem);letter-spacing:-.01em}
h2{font-size:clamp(1.9rem,4vw,2.9rem);margin-bottom:1.1rem}
h3{font-size:1.45rem;margin-bottom:.6rem}
h1 em,h2 em,h3 em{font-style:italic;color:var(--bordeaux);font-weight:500}
.lead{font-size:1.12rem;color:var(--encre-70);max-width:56ch}

section{padding:clamp(3.5rem,8vw,6.5rem) 0}
.section-alt{background:var(--ivoire-2)}

/* ---------- Hero ---------- */
.hero{padding:clamp(3rem,7vw,5.5rem) 0 clamp(3rem,7vw,5rem)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
@media(max-width:920px){.hero-grid{grid-template-columns:1fr}}
.hero .sub-h1{
  font-family:var(--serif);font-style:italic;font-size:clamp(1.25rem,2.4vw,1.6rem);
  color:var(--bordeaux);margin:.9rem 0 1.2rem;font-weight:500;line-height:1.3;
}
.hero-ctas{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;margin-top:1.8rem}
.hero-tel{font-size:1rem;color:var(--encre);text-decoration:none}
.hero-tel strong{font-weight:600;letter-spacing:.04em}

/* Signature : simulateur d'alignement Avant → Après */
.aligner-demo{
  background:var(--blanc);border:1px solid var(--hairline);border-radius:var(--radius);
  padding:1.6rem 1.6rem 1.3rem;box-shadow:0 24px 60px -30px rgba(34,27,23,.25);
}
.aligner-demo figure{margin:0}
.aligner-demo svg{width:100%;height:auto}
.aligner-demo .demo-labels{
  display:flex;justify-content:space-between;font-size:.78rem;
  letter-spacing:.22em;text-transform:uppercase;color:var(--encre-70);margin-top:.7rem;
}
.aligner-demo input[type=range]{
  width:100%;margin-top:.5rem;accent-color:var(--bordeaux);cursor:pointer;
}
.aligner-demo figcaption{
  text-align:center;font-family:var(--serif);font-style:italic;
  font-size:1.02rem;color:var(--encre-70);margin-top:.8rem;
}

/* ---------- Deux colonnes éditoriales ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
@media(max-width:860px){.split{grid-template-columns:1fr}}
.split .visual{
  border-radius:var(--radius);overflow:hidden;background:var(--blush);
  aspect-ratio:4/3;display:flex;align-items:center;justify-content:center;
}
.split .visual svg{width:78%;height:auto}
.split .visual img{width:100%;height:100%;object-fit:cover}

/* Vidéo du cabinet (format vertical) */
.video-feature{display:grid;grid-template-columns:minmax(0,380px) 1fr;gap:clamp(2rem,5vw,4rem);align-items:center;margin-top:3rem}
@media(max-width:860px){.video-feature{grid-template-columns:1fr}}
.video-feature video{
  width:100%;border-radius:var(--radius);display:block;
  box-shadow:0 24px 60px -30px rgba(34,27,23,.35);background:var(--encre);
}

/* ---------- Étapes ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.3rem;margin-top:2.4rem}
@media(max-width:980px){.steps{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.steps{grid-template-columns:1fr}}
.step{
  background:var(--blanc);border:1px solid var(--hairline);border-radius:var(--radius);
  padding:1.6rem 1.5rem;transition:transform .25s ease,box-shadow .25s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:0 20px 40px -26px rgba(107,31,50,.4)}
.step .num{
  font-family:var(--serif);font-style:italic;font-size:2rem;color:var(--sable);line-height:1;
  display:block;margin-bottom:.7rem;
}
.step h3{font-size:1.25rem}
.step p{font-size:.95rem;color:var(--encre-70)}

/* ---------- Bénéfices ---------- */
.benefits{display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem;margin-top:2rem}
@media(max-width:980px){.benefits{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.benefits{grid-template-columns:1fr}}
.benefit{
  border:1px solid var(--hairline);border-radius:var(--radius);
  padding:1.3rem 1.3rem;background:var(--ivoire);
}
.benefit .check{color:var(--bordeaux);font-size:1.15rem;display:block;margin-bottom:.4rem}
.benefit strong{font-weight:500}

.tags{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.4rem}
.tag{
  border:1px solid var(--hairline);border-radius:999px;background:var(--blanc);
  padding:.45rem 1.05rem;font-size:.92rem;color:var(--encre);
}

/* ---------- Tarifs ---------- */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-top:2.4rem}
@media(max-width:900px){.pricing{grid-template-columns:1fr}}
.price-card{
  background:var(--blanc);border:1px solid var(--hairline);border-radius:var(--radius);
  padding:2rem 1.8rem;text-align:center;position:relative;
  transition:transform .25s ease,box-shadow .25s ease;
}
.price-card:hover{transform:translateY(-5px);box-shadow:0 26px 50px -30px rgba(107,31,50,.45)}
.price-card.featured{border-color:var(--bordeaux);box-shadow:0 26px 50px -30px rgba(107,31,50,.45)}
.price-card .duree{
  font-size:.8rem;letter-spacing:.24em;text-transform:uppercase;color:var(--encre-70);
}
.price-card .prix{
  font-family:var(--serif);font-size:3rem;color:var(--bordeaux);
  font-weight:500;line-height:1.15;margin:.5rem 0 .9rem;
}
.price-card .prix span{font-size:1.4rem}
.price-included{list-style:none;font-size:.95rem;color:var(--encre-70)}
.price-included li{padding:.42rem 0;border-top:1px solid var(--hairline)}
.price-included li:first-child{border-top:none}
.pricing-note{
  text-align:center;margin-top:1.8rem;font-family:var(--serif);font-style:italic;
  font-size:1.08rem;color:var(--encre-70);
}
.pricing-note a{color:var(--bordeaux)}

/* ---------- Praticiens ---------- */
.praticiens{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem;margin-top:2.2rem}
@media(max-width:760px){.praticiens{grid-template-columns:1fr}}
.praticien{
  display:flex;gap:1.2rem;align-items:center;background:var(--blanc);
  border:1px solid var(--hairline);border-radius:var(--radius);padding:1.4rem 1.6rem;
}
.praticien .initiales{
  flex:none;width:64px;height:64px;border-radius:50%;
  background:var(--blush);color:var(--bordeaux);
  font-family:var(--serif);font-size:1.4rem;font-weight:600;
  display:flex;align-items:center;justify-content:center;
}
.praticien h3{font-size:1.25rem;margin-bottom:.15rem}
.praticien p{font-size:.92rem;color:var(--encre-70)}

.horaires-band{
  margin-top:2.4rem;border-radius:var(--radius);
  background:var(--blush);padding:1.6rem 2rem;text-align:center;
  font-family:var(--serif);font-size:1.25rem;font-style:italic;color:var(--encre);
}

/* ---------- Bande CTA ---------- */
.cta-band{background:var(--bordeaux);color:var(--blanc)}
.cta-band h2{color:var(--blanc)}
.cta-band h2 em{color:var(--sable)}
.cta-band p{color:rgba(255,253,250,.82);max-width:56ch}
.cta-band .hero-ctas .btn-primary{background:var(--blanc);color:var(--bordeaux)}
.cta-band .hero-ctas .btn-primary:hover{background:var(--ivoire)}
.cta-band .hero-tel{color:var(--blanc)}

/* ---------- Cartes univers / liens internes ---------- */
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-top:2.2rem}
@media(max-width:900px){.cards3{grid-template-columns:1fr}}
.card-link{
  display:block;text-decoration:none;color:var(--encre);
  background:var(--blanc);border:1px solid var(--hairline);border-radius:var(--radius);
  padding:1.8rem 1.6rem;transition:transform .25s ease,box-shadow .25s ease;
}
.card-link:hover{transform:translateY(-4px);box-shadow:0 20px 44px -28px rgba(107,31,50,.4)}
.card-link .arrow{color:var(--bordeaux);font-weight:500;display:inline-block;margin-top:.8rem}
.card-link p{color:var(--encre-70);font-size:.96rem}

/* ---------- Pages intérieures ---------- */
.page-head{padding:clamp(2.6rem,6vw,4.2rem) 0 clamp(1.4rem,3vw,2rem)}
.breadcrumb{font-size:.86rem;color:var(--encre-70);margin-bottom:1.2rem}
.breadcrumb a{color:var(--encre-70);text-decoration:none}
.breadcrumb a:hover{color:var(--bordeaux)}

.legal h2{font-size:1.5rem;margin:2.4rem 0 .8rem}
.legal dl{border:1px solid var(--hairline);border-radius:var(--radius);background:var(--blanc);overflow:hidden}
.legal dl > div{display:grid;grid-template-columns:260px 1fr;gap:1rem;padding:.85rem 1.4rem;border-top:1px solid var(--hairline)}
.legal dl > div:first-child{border-top:none}
@media(max-width:640px){.legal dl > div{grid-template-columns:1fr;gap:.15rem}}
.legal dt{font-weight:500}
.legal dd{color:var(--encre-70)}
.legal p{max-width:75ch;color:var(--encre-70);margin-bottom:.9rem}

.map-frame{border:0;width:100%;height:420px;border-radius:var(--radius);filter:grayscale(.25)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,3.5rem);align-items:start}
@media(max-width:860px){.contact-grid{grid-template-columns:1fr}}
.info-list{list-style:none}
.info-list li{padding:.9rem 0;border-bottom:1px solid var(--hairline);display:flex;gap:.9rem;align-items:baseline}
.info-list .lbl{flex:none;width:120px;font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;color:var(--encre-70)}

.avis-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;margin-top:2.2rem}
@media(max-width:900px){.avis-grid{grid-template-columns:1fr}}
.avis{
  background:var(--blanc);border:1px solid var(--hairline);border-radius:var(--radius);
  padding:1.7rem 1.6rem;
}
.avis .stars{color:var(--sable);letter-spacing:.18em;margin-bottom:.7rem}
.avis blockquote{font-family:var(--serif);font-style:italic;font-size:1.12rem;line-height:1.45}

.sitemap-list{list-style:none;margin-top:1.6rem}
.sitemap-list li{padding:.9rem 0;border-bottom:1px solid var(--hairline)}
.sitemap-list a{font-family:var(--serif);font-size:1.3rem;text-decoration:none;color:var(--encre)}
.sitemap-list a:hover{color:var(--bordeaux)}
.sitemap-list .desc{display:block;font-size:.92rem;color:var(--encre-70)}

/* ---------- Footer ---------- */
footer{background:var(--encre);color:rgba(250,246,240,.78);padding:3.5rem 0 2rem;font-size:.95rem}
.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:2.5rem}
@media(max-width:860px){.foot-grid{grid-template-columns:1fr}}
footer h4{
  font-size:.78rem;letter-spacing:.24em;text-transform:uppercase;
  color:var(--sable);margin-bottom:1rem;font-weight:500;
}
footer .foot-brand{font-family:var(--serif);font-size:1.3rem;color:var(--ivoire);margin-bottom:.7rem}
footer ul{list-style:none}
footer li{padding:.28rem 0}
footer a{color:rgba(250,246,240,.78);text-decoration:none}
footer a:hover{color:var(--ivoire);text-decoration:underline}
.foot-bottom{
  border-top:1px solid rgba(250,246,240,.15);margin-top:2.6rem;padding-top:1.4rem;
  display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;font-size:.86rem;
  color:rgba(250,246,240,.55);
}
.foot-bottom a{color:rgba(250,246,240,.72)}

/* ---------- Reveal doux ---------- */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}