/* BERKO — site vitrine (base : maquette v6 « Story »). Polices auto-hébergées. */
@font-face{font-family:'Oswald';font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/oswald-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:'Oswald';font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/oswald-latin-700-normal.woff2) format('woff2')}
@font-face{font-family:'Open Sans';font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/open-sans-latin-400-normal.woff2) format('woff2')}
@font-face{font-family:'Open Sans';font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/open-sans-latin-600-normal.woff2) format('woff2')}
@font-face{font-family:'Open Sans';font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/open-sans-latin-700-normal.woff2) format('woff2')}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--g:#3DBE29;--gd:#24851a;--d:#1C1C1C;--bg:#F9F8F5}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--bg);color:var(--d);font-family:'Open Sans',sans-serif;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--g);outline-offset:2px}

/* NAV */
.nav{position:fixed;inset:0 0 auto;z-index:99;display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.9rem 3rem;background:rgba(249,248,245,.97);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid rgba(0,0,0,.07)}
.logo{font-family:'Oswald',sans-serif;font-size:1.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;text-decoration:none;color:var(--d)}
.logo em,.fl em{color:var(--g);font-style:normal}
.nav ul{display:flex;gap:2.5rem;list-style:none}
.nav ul a{color:rgba(28,28,28,.55);text-decoration:none;font-size:.82rem;font-weight:600;letter-spacing:.05em;transition:color .2s}
.nav ul a:hover,.nav ul a[aria-current]{color:var(--gd)}
.nav-cta{background:var(--d);color:#fff;padding:.6rem 1.4rem;font-family:'Oswald',sans-serif;font-size:.85rem;font-weight:700;text-transform:uppercase;letter-spacing:.12em;text-decoration:none;transition:background .2s;white-space:nowrap}
.nav-cta:hover{background:var(--g);color:#000}
.nav-cta-ic{display:none}

/* INTRO */
.intro{padding:9rem 3rem 5rem;display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:end;max-width:1100px;margin:0 auto}
/* Grands titres Oswald : interligne 1.15 mini — les accents des capitales (É, À, Ê) montent à ~1.09 em au-dessus de la ligne de base. */
.intro h1{font-family:'Oswald',sans-serif;font-size:clamp(3rem,6vw,5.5rem);font-weight:700;text-transform:uppercase;line-height:1.15}
.intro h1 em,.cta h2 em,.sv-h2 em{color:var(--g);font-style:normal}
.intro-r p{font-size:1rem;line-height:1.8;color:rgba(28,28,28,.65);max-width:380px;margin-bottom:2rem}
.btn-fill{background:var(--d);color:#fff;padding:.9rem 2rem;font-weight:700;font-size:.9rem;text-decoration:none;transition:background .2s;margin-bottom:1rem;display:block;width:fit-content}
.btn-fill:hover{background:var(--g);color:#000}
.intro-r .intro-tel{font-size:.85rem;color:rgba(28,28,28,.55);margin:0}
.intro-tel a{text-decoration:none;color:var(--d)}

/* SLIDER AVANT / APRÈS */
.ba{position:relative;overflow:hidden;user-select:none;-webkit-user-select:none;touch-action:pan-y;cursor:ew-resize;--pos:50%;background:#222}
.ba-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;pointer-events:none}
.ba-before{position:absolute;inset:0;clip-path:inset(0 calc(100% - var(--pos)) 0 0)}
.ba-line{position:absolute;top:0;bottom:0;left:var(--pos);width:2px;transform:translateX(-50%);background:var(--g);pointer-events:none}
.ba-dot{position:absolute;top:50%;left:var(--pos);transform:translate(-50%,-50%);width:42px;height:42px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;background:var(--g);color:#000;pointer-events:none;box-shadow:0 0 0 4px rgba(61,190,41,.25)}
.ba-range{position:absolute;inset:0;width:100%;height:100%;opacity:0;pointer-events:none;margin:0}
.ba-range:focus-visible + *,.ba:focus-within .ba-dot{box-shadow:0 0 0 4px #fff}
.ba-badge{position:absolute;bottom:1.2rem;font-family:'Oswald',sans-serif;font-size:.65rem;font-weight:700;letter-spacing:.15em;text-transform:uppercase;padding:.25rem .7rem;pointer-events:none}
.ba-badge.av{left:1.2rem;background:rgba(0,0,0,.6);color:#fff}
.ba-badge.ap{right:1.2rem;background:var(--g);color:#000}
.ba-hint{position:absolute;top:1rem;left:50%;transform:translateX(-50%);font-size:.62rem;color:rgba(255,255,255,.85);text-shadow:0 1px 3px rgba(0,0,0,.7);letter-spacing:.15em;text-transform:uppercase;white-space:nowrap;pointer-events:none}
.r-43{aspect-ratio:4/3}.r-34{aspect-ratio:3/4}.r-11{aspect-ratio:1/1}

/* SECTIONS STORY */
.story{display:grid;grid-template-columns:1fr 1fr;min-height:85vh;border-top:1px solid rgba(0,0,0,.08);scroll-margin-top:4rem}
.story.flip{direction:rtl}
.story.flip>*{direction:ltr}
.ss-visual{position:relative;overflow:hidden;min-height:500px;background:#ddd}
.ss-visual .ba{position:absolute;inset:0}
.ss-empty{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:rgba(0,0,0,.35);font-size:.8rem;letter-spacing:.15em;text-transform:uppercase}
.ss-content{padding:4rem 3.5rem;display:flex;flex-direction:column;justify-content:center;background:#fff}
.s2 .ss-content{background:var(--bg)}
.ss-num{font-family:'Oswald',sans-serif;font-size:5rem;font-weight:700;color:rgba(0,0,0,.06);line-height:1;margin-bottom:.3rem}
.ss-tag{font-size:.65rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--gd);margin-bottom:.8rem}
.ss-content h2{font-family:'Oswald',sans-serif;font-size:clamp(1.8rem,3vw,2.6rem);font-weight:700;text-transform:uppercase;line-height:1.15;margin-bottom:1.2rem}
.ss-content p{font-size:.9rem;line-height:1.75;color:rgba(28,28,28,.68);max-width:360px;margin-bottom:2rem}
.ss-link{font-size:.82rem;font-weight:700;color:var(--d);text-decoration:none;display:inline-flex;align-items:center;gap:.5rem;border-bottom:2px solid var(--g);padding-bottom:.15rem;width:fit-content}
.ss-link:hover{color:var(--gd)}

/* PORTFOLIO DÉFILANT */
.gallery{padding:5rem 0;background:var(--d);overflow:hidden}
.g-head{padding:0 3rem;margin-bottom:2rem}
.g-head .tag{font-size:.65rem;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--g);margin-bottom:.4rem}
.g-head h2{font-family:'Oswald',sans-serif;font-size:1.8rem;font-weight:700;text-transform:uppercase;color:#fff}
.g-head h2 em{color:var(--g);font-style:normal}
.g-track-wrap{overflow:hidden}
.g-track{display:flex;gap:1rem;width:max-content;animation:gscroll 45s linear infinite}
.g-track:hover,.g-track:focus-within{animation-play-state:paused}
@keyframes gscroll{to{transform:translateX(calc(-50% - .5rem))}}
.g-card{width:370px;height:240px;flex-shrink:0;position:relative;overflow:hidden;display:block;background:#333}
.g-img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.g-card:hover .g-img{transform:scale(1.04)}
@media (prefers-reduced-motion:reduce){.g-track{animation:none}.g-track-wrap{overflow-x:auto}.g-card[aria-hidden]{display:none}}

/* TRUST */
.trust{background:var(--d);padding:4rem 3rem;border-top:1px solid rgba(255,255,255,.06)}
.trust-inner{display:grid;grid-template-columns:repeat(3,1fr);gap:3rem;max-width:1000px}
.ti{padding:2rem;border-left:3px solid var(--g)}
.ti-big{font-family:'Oswald',sans-serif;font-size:2.8rem;font-weight:700;color:var(--g);margin-bottom:.4rem}
.ti p{font-size:.82rem;color:rgba(255,255,255,.6);line-height:1.5}

/* CTA */
.cta{padding:6rem 3rem;text-align:center;background:var(--bg);scroll-margin-top:4rem}
.cta h2{font-family:'Oswald',sans-serif;font-size:clamp(2rem,5vw,4rem);font-weight:700;text-transform:uppercase;line-height:1.15;margin-bottom:1rem}
.cta>p{color:rgba(28,28,28,.6);margin-bottom:2.5rem;font-size:.92rem}
.btn-big{display:inline-block;background:var(--d);color:#fff;padding:1.1rem 3rem;font-weight:700;font-size:1rem;text-decoration:none;transition:background .2s}
.btn-big:hover{background:var(--g);color:#000}
.cta-tel{display:block;width:fit-content;margin:1.5rem auto 0;font-family:'Oswald',sans-serif;font-size:1.6rem;font-weight:700;letter-spacing:.1em;color:var(--gd);text-decoration:none}
.cta-infos{display:flex;flex-wrap:wrap;justify-content:center;gap:2rem 4rem;margin-top:3rem;text-align:left}
.cta-infos h3{font-family:'Oswald',sans-serif;font-size:.85rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:.4rem}
.cta-infos p{font-size:.85rem;line-height:1.7;color:rgba(28,28,28,.7)}

/* FOOTER */
.foot{background:#0f0f0f;padding:1.6rem 3rem;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.8rem 2rem;color:rgba(255,255,255,.5);font-size:.72rem}
.foot .fl{font-family:'Oswald',sans-serif;font-size:1rem;font-weight:700;text-transform:uppercase;color:#fff}
.foot .fl small{font-family:'Open Sans',sans-serif;font-weight:400;text-transform:none;font-size:.7rem;color:rgba(255,255,255,.4)}
.foot .legal{flex:1 1 320px;line-height:1.6}
.foot .todo{color:#e7b84a;border-bottom:1px dashed rgba(231,184,74,.6)}
.foot .copy{display:flex;align-items:center;gap:.7rem}
.foot a{color:rgba(255,255,255,.5);text-decoration:none}
.foot a:hover{color:var(--g)}
.foot .fb{display:inline-flex;padding:.3rem;margin:-.3rem 0}

/* PAGE SERVICE */
.sv-head{padding:8rem 3rem 3rem;max-width:1100px;margin:0 auto}
.sv-back{display:inline-block;font-size:.8rem;font-weight:700;text-decoration:none;color:rgba(28,28,28,.6);margin-bottom:1.6rem}
.sv-back:hover{color:var(--gd)}
.sv-head h1{font-family:'Oswald',sans-serif;font-size:clamp(2.4rem,6vw,4.6rem);font-weight:700;text-transform:uppercase;line-height:1.15;margin-bottom:1rem}
.sv-sub{font-family:'Oswald',sans-serif;font-size:1.2rem;text-transform:uppercase;letter-spacing:.04em;margin-bottom:.8rem}
.sv-txt{font-size:.95rem;line-height:1.8;color:rgba(28,28,28,.68);max-width:620px}
.sv-feat{max-width:1100px;margin:0 auto;padding:0 3rem}
.sv-feat .ba{max-height:78vh;margin:0 auto}
.sv-feat .ba.r-34{max-width:560px;margin:0 auto}
.sv-sec{max-width:1100px;margin:0 auto;padding:4rem 3rem 0}
.sv-h2{font-family:'Oswald',sans-serif;font-size:1.8rem;font-weight:700;text-transform:uppercase;margin-bottom:1.6rem}
.sv-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:2rem}
.sv-item .ba{aspect-ratio:4/3}
.gal{list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.8rem}
.gal-btn{display:block;width:100%;border:0;padding:0;background:#ddd;cursor:zoom-in;aspect-ratio:1/1;overflow:hidden}
.gal-img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.gal-btn:hover .gal-img{transform:scale(1.05)}
.sv-empty{max-width:1100px;margin:3rem auto 0;padding:0 3rem;color:rgba(28,28,28,.55);font-style:italic}
.sv-more{max-width:1100px;margin:4rem auto 0;padding:0 3rem;display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.sv-more a{display:block;background:#fff;border:1px solid rgba(0,0,0,.08);padding:1.4rem 1.6rem;text-decoration:none;font-family:'Oswald',sans-serif;font-size:1.3rem;font-weight:700;text-transform:uppercase;border-left:3px solid var(--g)}
.sv-more a span{display:block;font-family:'Open Sans',sans-serif;font-size:.62rem;letter-spacing:.2em;color:var(--gd);margin-bottom:.3rem}
.sv-more a:hover{background:var(--d);color:#fff}
.notfound{padding:9rem 2rem 5rem;text-align:center;min-height:60vh}
.notfound h1{font-family:'Oswald',sans-serif;font-size:2.4rem;text-transform:uppercase;margin-bottom:1.5rem}

/* LIGHTBOX */
.lb{border:0;padding:0;margin:auto;max-width:100vw;max-height:100vh;width:100vw;height:100vh;background:rgba(10,10,10,.96);color:#fff}
.lb::backdrop{background:rgba(0,0,0,.85)}
.lb figure{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3.5rem 1rem 1.5rem;touch-action:pan-y}
.lb-img{max-width:100%;max-height:calc(100vh - 7rem);object-fit:contain}
.lb-count{margin-top:.8rem;font-size:.85rem;color:rgba(255,255,255,.75);text-align:center}
.lb button{position:absolute;border:0;background:rgba(255,255,255,.1);color:#fff;width:48px;height:48px;border-radius:50%;font-size:1.6rem;line-height:1;cursor:pointer}
.lb button:hover{background:var(--g);color:#000}
.lb-x{top:.8rem;right:.8rem;font-size:1.1rem!important}
.lb-prev{left:.8rem;top:50%;transform:translateY(-50%)}
.lb-next{right:.8rem;top:50%;transform:translateY(-50%)}

@media(max-width:900px){
  .intro,.story,.trust-inner{grid-template-columns:1fr}
  .story{min-height:0}
  .ss-visual{min-height:0;aspect-ratio:4/3}
  .story.flip{direction:ltr}
  .intro{padding:7rem 2rem 3rem;gap:2rem}
  .ss-content{padding:2.5rem 2rem}
  .trust{padding:3rem 2rem}
  .trust-inner{gap:1rem}
  .sv-grid{grid-template-columns:1fr}
  .gal{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media(max-width:680px){
  .nav{padding:.7rem 1.2rem}
  .nav ul{display:none}
  .logo{font-size:1.5rem}
  .nav-cta{padding:.55rem .9rem;font-size:.78rem;letter-spacing:.08em}
  .nav-cta-ic{display:inline}
  .intro{padding:6rem 1.5rem 2.5rem}
  .ss-content{padding:2rem 1.5rem 2.5rem}
  .ss-num{font-size:3.6rem}
  .cta{padding:4rem 1.5rem}
  .cta-tel{font-size:1.3rem}
  .btn-big{padding:1rem 2rem}
  .gallery{padding:3.5rem 0}
  .g-head{padding:0 1.5rem}
  .g-card{width:270px;height:180px}
  .trust{padding:3rem 1.5rem}
  .ti{padding:1rem 1.2rem}
  .foot{padding:1.6rem 1.5rem;flex-direction:column;align-items:flex-start}
  .foot .legal{flex:none}
  .sv-head{padding:6rem 1.5rem 2rem}
  .sv-feat,.sv-sec,.sv-more,.sv-empty{padding-left:1.5rem;padding-right:1.5rem}
  .sv-feat{padding-left:0;padding-right:0}
  .sv-sec{padding-top:3rem}
  .sv-more{grid-template-columns:1fr}
  .gal{grid-template-columns:repeat(2,minmax(0,1fr));gap:.5rem}
  .ba-badge{bottom:.8rem}.ba-badge.av{left:.8rem}.ba-badge.ap{right:.8rem}
}