/* ============================================================
   STUDIO KERGER — design system « édition économique »
   Feuille commune à toutes les pages
   ============================================================ */
:root{
  --color-bg:#f6f5f1;
  --color-surface:#ffffff;
  --color-fg:#101f38;
  --color-fg-muted:#5a6270;
  --color-navy:#101f38;
  --color-navy-deep:#0a1628;
  --color-accent:#1e5bb8;
  --color-accent-hover:#164a99;
  --color-line:#d9d8d1;
  --color-line-dark:rgba(246,245,241,.16);
  --color-paper-dark:#e9e8e2;

  --font-display:'Archivo',sans-serif;
  --font-body:'Instrument Sans',sans-serif;
  --font-accent:'IBM Plex Mono',monospace;

  --space:8px;
  --section-pad:clamp(4.5rem,9vw,9rem);
  --gutter:clamp(1.25rem,4vw,3rem);
  --container-max:1280px;

  --ease:cubic-bezier(.16,1,.3,1);
  --ease-back:cubic-bezier(.34,1.3,.5,1);
  --dur:.35s;
  --dur-slow:.9s;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);background:var(--color-bg);color:var(--color-fg);
  line-height:1.6;font-size:1rem;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
::selection{background:var(--color-navy);color:var(--color-bg)}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font:inherit;cursor:pointer}

body::after{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:9999;opacity:.035;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container{max-width:var(--container-max);margin:0 auto;padding-inline:var(--gutter)}
.skip{position:absolute;left:-9999px}

/* ---- labels index (motif signature) ---- */
.label{
  font-family:var(--font-accent);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--color-accent);display:flex;align-items:center;gap:.9rem;
  margin-bottom:clamp(1.5rem,3vw,2.5rem);
}
.label::before{content:attr(data-n);color:var(--color-fg)}
.label::after{content:"";height:1px;flex:0 0 56px;background:var(--color-accent);transform:scaleX(0);transform-origin:left;transition:transform var(--dur-slow) var(--ease) .2s}
.in .label::after,.label.in::after{transform:scaleX(1)}
.on-dark .label{color:#8db4e8}
.on-dark .label::before{color:var(--color-bg)}
.on-dark .label::after{background:#8db4e8}

h1,h2,h3{font-family:var(--font-display);line-height:1.05;letter-spacing:-.02em;font-weight:600}
h2{font-size:clamp(1.9rem,4.6vw,3.5rem)}
.em{font-style:italic;font-weight:600;color:var(--color-accent)}
.on-dark .em{color:#8db4e8}

/* ---- reveals ---- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity var(--dur-slow) var(--ease),transform var(--dur-slow) var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.1s}
.reveal[data-d="2"]{transition-delay:.22s}
.reveal[data-d="3"]{transition-delay:.34s}

/* image reveal : fondu + zoom de décélération */
.clip-reveal{opacity:0;transform:translateY(24px);transition:opacity var(--dur-slow) var(--ease),transform var(--dur-slow) var(--ease)}
.clip-reveal img{transform:scale(1.06);transition:transform 1.3s var(--ease)}
.clip-reveal.in{opacity:1;transform:none}
.clip-reveal.in img{transform:scale(1)}

/* ============================================================ NAV */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:background var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.nav.scrolled{background:rgba(246,245,241,.92);backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--color-line)}
.nav-inner{max-width:var(--container-max);margin:0 auto;padding:0 var(--gutter);display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{font-family:var(--font-display);font-weight:700;font-size:1.05rem;letter-spacing:-.01em;display:flex;align-items:baseline;gap:.55rem}
.brand span{font-family:var(--font-accent);font-weight:400;font-size:.62rem;letter-spacing:.12em;text-transform:uppercase;color:var(--color-fg-muted)}
.nav-links{display:none;align-items:center;gap:2.2rem}
.nav-links a:not(.btn){font-size:.9rem;font-weight:500;position:relative;padding:.5rem 0}
.nav-links a:not(.btn)::after{content:"";position:absolute;left:0;bottom:.2rem;height:1px;width:100%;background:var(--color-accent);transform:scaleX(0);transform-origin:right;transition:transform var(--dur) var(--ease)}
.nav-links a:not(.btn):hover::after{transform:scaleX(1);transform-origin:left}
.nav-links a.active::after{transform:scaleX(1)}
.progress{position:absolute;left:0;bottom:0;height:2px;width:100%;background:var(--color-accent);transform:scaleX(0);transform-origin:left;opacity:0;transition:opacity var(--dur)}
.nav.scrolled .progress{opacity:1}

.btn{
  display:inline-flex;align-items:center;gap:.6rem;position:relative;overflow:hidden;
  font-family:var(--font-display);font-weight:600;font-size:.9rem;
  padding:.85rem 1.6rem;min-height:44px;
  background:var(--color-navy);color:var(--color-bg);
  border:1px solid var(--color-navy);border-radius:2px;
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease),transform .25s var(--ease);
}
.btn::before{content:"";position:absolute;inset:0;background:var(--color-accent);transform:scaleY(0);transform-origin:bottom;transition:transform .4s var(--ease);z-index:0}
.btn:hover::before{transform:scaleY(1)}
.btn:hover{border-color:var(--color-accent)}
.btn>*{position:relative;z-index:1}
.btn-ghost{background:transparent;color:var(--color-fg);border:1px solid var(--color-fg)}
.btn-ghost::before{background:var(--color-navy)}
.btn-ghost:hover{color:var(--color-bg);border-color:var(--color-navy)}
.btn-light{background:var(--color-bg);color:var(--color-navy);border-color:var(--color-bg)}
.btn-light::before{background:#fff}
.btn-light:hover{color:var(--color-navy);border-color:#fff}
.btn .arr{transition:transform var(--dur) var(--ease)}
.btn:hover .arr{transform:translateX(4px)}

.burger{display:flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;background:none;border:none;align-items:flex-end}
.burger span{display:block;height:2px;background:var(--color-fg);transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease),width var(--dur) var(--ease)}
.burger span:nth-child(1){width:26px}
.burger span:nth-child(2){width:18px}
.burger span:nth-child(3){width:26px}
.burger:hover span:nth-child(2){width:26px}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-menu{
  position:fixed;inset:0;z-index:99;background:var(--color-navy-deep);color:var(--color-bg);
  display:flex;flex-direction:column;justify-content:center;padding:var(--gutter);
  opacity:0;visibility:hidden;transition:opacity var(--dur) var(--ease),visibility var(--dur);
}
.mobile-menu.open{opacity:1;visibility:visible}
.mobile-menu a{
  font-family:var(--font-display);font-weight:600;font-size:clamp(1.7rem,7vw,2.8rem);
  padding:.55rem 0;border-bottom:1px solid var(--color-line-dark);
  display:flex;align-items:baseline;gap:1rem;
  transform:translateY(20px);opacity:0;transition:transform .5s var(--ease),opacity .5s var(--ease);
}
.mobile-menu.open a{transform:none;opacity:1}
.mobile-menu.open a:nth-child(1){transition-delay:.06s}
.mobile-menu.open a:nth-child(2){transition-delay:.12s}
.mobile-menu.open a:nth-child(3){transition-delay:.18s}
.mobile-menu.open a:nth-child(4){transition-delay:.24s}
.mobile-menu.open a:nth-child(5){transition-delay:.3s}
.mobile-menu.open a:nth-child(6){transition-delay:.36s}
.mobile-menu a small{font-family:var(--font-accent);font-size:.7rem;color:#8db4e8}

/* ============================================================ MASTHEAD + PAGE HERO */
.masthead{
  display:flex;justify-content:space-between;align-items:baseline;gap:1rem;
  border-top:2px solid var(--color-fg);border-bottom:1px solid var(--color-line);
  padding:.65rem 0;margin-bottom:clamp(2.5rem,6vw,4.5rem);
  font-family:var(--font-accent);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--color-fg-muted);
}
.masthead b{color:var(--color-fg);font-weight:500}
.masthead .m-right{display:none}

/* En-tête des pages intérieures */
.page-hero{padding-top:calc(72px + clamp(2rem,5vw,3.5rem));padding-bottom:clamp(2.5rem,5vw,4rem)}
.page-hero .masthead{margin-bottom:clamp(2rem,5vw,3.5rem)}
.breadcrumb{
  font-family:var(--font-accent);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--color-fg-muted);display:flex;flex-wrap:wrap;gap:.6rem;margin-bottom:clamp(1.2rem,2.5vw,1.8rem);
}
.breadcrumb a{color:var(--color-accent);border-bottom:1px solid transparent;transition:border-color var(--dur)}
.breadcrumb a:hover{border-color:var(--color-accent)}
.breadcrumb .sep{color:var(--color-line)}
.page-hero h1{font-size:clamp(2.15rem,5.6vw,4.2rem);font-weight:700;max-width:18ch;overflow-wrap:break-word}
.page-hero .lead{font-size:clamp(1rem,1.5vw,1.15rem);color:var(--color-fg-muted);max-width:38rem;margin-top:clamp(1.2rem,2.5vw,1.8rem)}

/* HERO homepage */
.hero{padding-top:calc(72px + clamp(2rem,5vw,4rem));padding-bottom:clamp(3rem,6vw,5rem)}
.hero-grid{display:grid;gap:clamp(2rem,5vw,3.5rem);align-items:end}
.hero h1{font-size:clamp(2.15rem,6.2vw,5rem);font-weight:700;margin-bottom:clamp(1.4rem,3vw,2rem);overflow-wrap:break-word}
.line{display:block;overflow:hidden}
.line>span{display:inline-block;transform:translateY(110%);transition:transform 1s var(--ease)}
.loaded .line>span{transform:none}
.line:nth-child(2)>span{transition-delay:.09s}
.line:nth-child(3)>span{transition-delay:.18s}
.line:nth-child(4)>span{transition-delay:.27s}
.hero-sub{font-size:clamp(1rem,1.5vw,1.15rem);color:var(--color-fg-muted);max-width:34rem;margin-bottom:clamp(1.8rem,3vw,2.5rem);opacity:0;transform:translateY(16px);transition:opacity .9s var(--ease) .45s,transform .9s var(--ease) .45s}
.hero-ctas{display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:clamp(2.2rem,4vw,3rem);opacity:0;transform:translateY(16px);transition:opacity .9s var(--ease) .6s,transform .9s var(--ease) .6s}
.loaded .hero-sub,.loaded .hero-ctas{opacity:1;transform:none}
.hero-figure{position:relative}
.hero-figure .frame{position:relative;overflow:hidden;clip-path:inset(100% 0 0 0);transition:clip-path 1.2s var(--ease) .3s}
.loaded .hero-figure .frame{clip-path:inset(0 0 0 0)}
.hero-figure img{width:100%;height:auto;object-fit:cover;filter:saturate(.85);transform:scale(1.08);transition:filter .6s var(--ease),transform 1.4s var(--ease) .3s}
.loaded .hero-figure img{transform:scale(1)}
.hero-figure:hover img{filter:saturate(1)}
.figcap{
  display:flex;justify-content:space-between;gap:1rem;
  font-family:var(--font-accent);font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;
  color:var(--color-fg-muted);padding-top:.7rem;border-top:1px solid var(--color-line);margin-top:.8rem;
}
.hero .figcap{opacity:0;transition:opacity .9s var(--ease) 1s}
.loaded .hero .figcap{opacity:1}

.corner{position:relative}
.corner::before,.corner::after{content:"";position:absolute;width:22px;height:22px;border:0 solid var(--color-accent);z-index:2;transition:width var(--dur) var(--ease),height var(--dur) var(--ease)}
.corner::before{top:-1px;left:-1px;border-top-width:2px;border-left-width:2px}
.corner::after{bottom:-1px;right:-1px;border-bottom-width:2px;border-right-width:2px}
.corner:hover::before,.corner:hover::after{width:34px;height:34px}

.stats{display:grid;grid-template-columns:repeat(2,1fr);border-top:2px solid var(--color-fg);margin-top:clamp(2.5rem,6vw,4rem)}
.stat{padding:1.4rem 1rem 1.2rem 0;border-bottom:1px solid var(--color-line)}
.stat .num{font-family:var(--font-display);font-weight:700;font-size:clamp(1.8rem,3.4vw,2.6rem);letter-spacing:-.02em;line-height:1;font-variant-numeric:tabular-nums}
.stat .num sup{font-size:.5em;color:var(--color-accent)}
.stat p{font-family:var(--font-accent);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--color-fg-muted);margin-top:.5rem}

/* ============================================================ MARQUEE */
.clients{border-block:1px solid var(--color-line);background:var(--color-surface);padding:1.1rem 0;overflow:hidden;
  -webkit-mask-image:linear-gradient(to right,transparent,#000 8%,#000 92%,transparent);
  mask-image:linear-gradient(to right,transparent,#000 8%,#000 92%,transparent);}
.marquee{display:flex;width:max-content;animation:marquee 38s linear infinite}
.clients:hover .marquee{animation-play-state:paused}
.marquee ul{display:flex;align-items:center}
.marquee li{font-family:var(--font-accent);font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--color-fg-muted);white-space:nowrap;display:flex;align-items:center;transition:color var(--dur)}
.marquee li:hover{color:var(--color-navy)}
.marquee li::after{content:"";width:5px;height:5px;background:var(--color-accent);margin:0 2.2rem;flex:none}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ============================================================ SERVICES (index de presse) */
.services{padding-block:var(--section-pad)}
.services-head{display:grid;gap:1.5rem;margin-bottom:clamp(2.5rem,5vw,4rem)}
.services-head p{color:var(--color-fg-muted);max-width:30rem}
.svc-list{border-top:2px solid var(--color-fg);position:relative}
.svc{
  display:grid;grid-template-columns:auto 1fr;gap:1rem 1.5rem;
  padding:clamp(1.5rem,3vw,2.2rem) 0;border-bottom:1px solid var(--color-line);
  position:relative;transition:padding-left .45s var(--ease);
}
.svc::before{content:"";position:absolute;left:0;top:0;height:100%;width:0;background:var(--color-navy);transition:width .5s var(--ease);z-index:0}
.svc>*{position:relative;z-index:1}
.svc:hover{padding-left:clamp(1rem,2.5vw,2rem)}
.svc:hover::before{width:100%}
.svc:hover .svc-n,.svc:hover h3,.svc:hover p,.svc:hover .svc-meta,.svc:hover .svc-go{color:var(--color-bg)}
.svc-n{font-family:var(--font-accent);font-size:.72rem;color:var(--color-accent);padding-top:.45rem;transition:color var(--dur) var(--ease)}
.svc h3{font-size:clamp(1.3rem,2.6vw,1.9rem);transition:color var(--dur) var(--ease)}
.svc p{color:var(--color-fg-muted);max-width:44rem;margin-top:.5rem;transition:color var(--dur) var(--ease)}
.svc-meta{font-family:var(--font-accent);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--color-fg-muted);margin-top:.9rem;display:flex;flex-wrap:wrap;gap:.6rem 1.6rem;transition:color var(--dur) var(--ease)}
.svc-go{font-family:var(--font-accent);font-size:.72rem;margin-top:.7rem;display:inline-block;color:var(--color-accent);transition:color var(--dur) var(--ease)}
.svc-link{position:absolute;inset:0;z-index:3}

.svc-preview{
  position:fixed;z-index:60;width:230px;aspect-ratio:4/3;pointer-events:none;
  overflow:hidden;opacity:0;transform:scale(.92) rotate(-1.5deg);
  transition:opacity .3s var(--ease),transform .3s var(--ease);
  box-shadow:0 24px 60px -18px rgba(10,22,40,.45);display:none;left:0;top:0;
}
.svc-preview img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity .25s var(--ease)}
.svc-preview img.on{opacity:1}
.svc-preview.show{opacity:1;transform:scale(1) rotate(0deg)}

/* ============================================================ PORTFOLIO / GALERIE */
.portfolio{padding-block:var(--section-pad);background:var(--color-paper-dark);border-block:1px solid var(--color-line)}
.pf-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:1.5rem;margin-bottom:clamp(2.5rem,5vw,4rem)}
.link-arr{font-family:var(--font-display);font-weight:600;font-size:.95rem;display:inline-flex;align-items:center;gap:.5rem;position:relative;padding-bottom:.3rem}
.link-arr::after{content:"";position:absolute;left:0;bottom:0;height:1px;width:100%;background:var(--color-fg);transform-origin:right;transition:transform var(--dur) var(--ease)}
.link-arr:hover::after{transform:scaleX(.4)}
.link-arr .arr{transition:transform var(--dur) var(--ease)}
.link-arr:hover .arr{transform:translateX(4px)}
.pf-grid{display:grid;gap:clamp(1.2rem,2.5vw,1.8rem)}
.pf-item{position:relative;overflow:hidden;cursor:pointer}
.pf-item img{width:100%;height:100%;object-fit:cover;filter:saturate(.82);transition:filter .6s var(--ease),transform 1s var(--ease)}
.pf-item:hover img{filter:saturate(1);transform:scale(1.035)}
.pf-item .idx{
  position:absolute;top:1rem;left:1rem;z-index:2;
  font-family:var(--font-accent);font-size:.62rem;letter-spacing:.12em;color:#fff;
  background:rgba(10,22,40,.55);backdrop-filter:blur(6px);padding:.3rem .6rem;
}
.pf-item .veil{
  position:absolute;inset:0;background:linear-gradient(to top,rgba(10,22,40,.85),transparent 55%);
  opacity:0;transition:opacity .5s var(--ease);display:flex;align-items:flex-end;padding:1.3rem;
}
.pf-item:hover .veil{opacity:1}
.veil div{transform:translateY(14px);transition:transform .5s var(--ease) .06s;color:var(--color-bg)}
.pf-item:hover .veil div{transform:none}
.veil strong{font-family:var(--font-display);font-weight:600;font-size:1.05rem;display:block}
.veil span{font-family:var(--font-accent);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;color:#8db4e8}

/* Galerie complète : filtres */
.filters{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:clamp(2rem,4vw,3rem)}
.filters button{
  font-family:var(--font-accent);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;
  background:none;border:1px solid var(--color-line);color:var(--color-fg-muted);
  padding:.55rem 1rem;min-height:44px;transition:all var(--dur) var(--ease);
}
.filters button:hover{border-color:var(--color-navy);color:var(--color-navy)}
.filters button.on{background:var(--color-navy);border-color:var(--color-navy);color:var(--color-bg)}
.gal-grid{display:grid;gap:clamp(1.2rem,2.5vw,1.8rem);grid-template-columns:1fr}
.gal-grid .pf-item{aspect-ratio:4/3}
.gal-grid .pf-item.tall{aspect-ratio:3/4}
.gal-grid .pf-item.hidden{display:none}

/* ============================================================ APPROCHE */
.approach{padding-block:var(--section-pad)}
.ap-grid{display:grid;gap:clamp(2.5rem,5vw,4rem)}
.ap-sticky h2{margin-bottom:1.4rem}
.ap-sticky>p{color:var(--color-fg-muted);max-width:28rem}
.ap-steps{display:grid;gap:clamp(2rem,4vw,3rem)}
.step{border-top:1px solid var(--color-line);padding-top:1.6rem;display:grid;gap:1.2rem;position:relative}
.step::before{content:"";position:absolute;top:-1px;left:0;height:1px;width:100%;background:var(--color-navy);transform:scaleX(0);transform-origin:left;transition:transform 1s var(--ease) .2s}
.step.in::before{transform:scaleX(1)}
.step-head{display:flex;align-items:baseline;gap:1.1rem}
.step-head .n{font-family:var(--font-accent);font-size:.75rem;color:var(--color-accent)}
.step h3{font-size:clamp(1.2rem,2.2vw,1.5rem)}
.step p{color:var(--color-fg-muted);max-width:36rem}
.step .tags,.tags{display:flex;flex-wrap:wrap;gap:.5rem}
.tags span{
  font-family:var(--font-accent);font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;
  border:1px solid var(--color-line);padding:.35rem .7rem;color:var(--color-fg-muted);
  transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.tags span:hover{border-color:var(--color-navy);color:var(--color-bg);background:var(--color-navy)}
.step figure{position:relative;overflow:hidden}
.step figure img{filter:saturate(.85);transition:filter .6s var(--ease)}
.step figure:hover img{filter:saturate(1)}

/* ============================================================ TÉMOIGNAGES */
.quotes{background:var(--color-navy-deep);color:var(--color-bg);padding-block:var(--section-pad);position:relative;overflow:hidden}
.quotes .watermark{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  font-family:var(--font-display);font-weight:700;font-size:clamp(10rem,26vw,22rem);
  color:#fff;opacity:.025;pointer-events:none;white-space:nowrap;letter-spacing:-.04em;
}
.q-grid{display:grid;gap:clamp(2rem,4vw,3rem);position:relative}
.quote{border-top:1px solid var(--color-line-dark);padding-top:2.2rem;position:relative}
.quote::before{
  content:"«";font-family:var(--font-display);font-weight:700;font-style:italic;
  font-size:4.5rem;line-height:1;color:var(--color-accent);opacity:.9;display:block;margin-bottom:1rem;
}
.quote blockquote{font-family:var(--font-display);font-weight:500;font-size:clamp(1.15rem,2.1vw,1.5rem);line-height:1.4;letter-spacing:-.01em}
.quote footer{margin-top:1.6rem;font-family:var(--font-accent);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:#8ea0bd}
.quote footer b{display:block;color:var(--color-bg);font-weight:500;margin-bottom:.25rem}

/* ============================================================ PAGES PRESTATION (détail) */
.detail{padding-block:clamp(3rem,6vw,5rem) var(--section-pad)}
.dt-grid{display:grid;gap:clamp(2.5rem,5vw,4rem)}
.dt-main>p{color:var(--color-fg-muted);margin-bottom:1.4rem;max-width:44rem}
.dt-main h2{font-size:clamp(1.5rem,2.8vw,2.1rem);margin:clamp(2rem,4vw,3rem) 0 1.2rem}
.dt-main ul.checks{display:grid;gap:.8rem;margin-bottom:1.4rem}
.dt-main ul.checks li{display:flex;gap:.8rem;color:var(--color-fg-muted)}
.dt-main ul.checks li::before{content:"—";color:var(--color-accent);font-family:var(--font-accent);flex:none}
.dt-figure{margin:clamp(2rem,4vw,3rem) 0;overflow:hidden}
.dt-figure img{filter:saturate(.85);transition:filter .6s var(--ease)}
.dt-figure:hover img{filter:saturate(1)}

.dt-aside{align-self:start;display:grid;gap:1.5rem}
.price-card{background:var(--color-surface);border:1px solid var(--color-line);padding:clamp(1.5rem,3vw,2.2rem)}
.price-card .from{font-family:var(--font-accent);font-size:.66rem;letter-spacing:.12em;text-transform:uppercase;color:var(--color-fg-muted)}
.price-card .price{font-family:var(--font-display);font-weight:700;font-size:clamp(2.2rem,4vw,3rem);letter-spacing:-.02em;line-height:1.1;margin:.4rem 0 1.2rem}
.price-card .price small{font-size:.4em;font-weight:500;color:var(--color-fg-muted)}
.price-rows{border-top:2px solid var(--color-fg);margin-bottom:1.6rem}
.price-rows div{display:flex;justify-content:space-between;gap:1rem;padding:.75rem 0;border-bottom:1px solid var(--color-line);font-size:.88rem}
.price-rows dt{color:var(--color-fg-muted)}
.price-rows dd{font-weight:600;text-align:right}
.price-card .btn{width:100%;justify-content:center}
.price-note{font-size:.78rem;color:var(--color-fg-muted);margin-top:.9rem}

/* pages liées (fin de page prestation) */
.related{padding-block:var(--section-pad);background:var(--color-paper-dark);border-top:1px solid var(--color-line)}
.rel-grid{display:grid;gap:1.2rem;margin-top:2rem}
.rel-card{background:var(--color-surface);border:1px solid var(--color-line);padding:1.6rem;display:grid;gap:.6rem;transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.rel-card:hover{border-color:var(--color-navy);transform:translateY(-4px);box-shadow:0 18px 40px -20px rgba(10,22,40,.25)}
.rel-card .n{font-family:var(--font-accent);font-size:.66rem;color:var(--color-accent)}
.rel-card h3{font-size:1.15rem}
.rel-card p{font-size:.88rem;color:var(--color-fg-muted)}
.rel-card .svc-go{margin-top:.2rem}

/* ============================================================ FAQ */
.faq-wrap{padding-block:clamp(3rem,6vw,5rem) var(--section-pad)}
.faq-grid{display:grid;gap:clamp(2.5rem,5vw,4rem)}
.faq-list{border-top:2px solid var(--color-fg)}
.faq-list details{border-bottom:1px solid var(--color-line)}
.faq-list summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:baseline;gap:1.5rem;
  padding:clamp(1.2rem,2.5vw,1.6rem) 0;font-family:var(--font-display);font-weight:600;
  font-size:clamp(1.02rem,1.8vw,1.25rem);transition:color var(--dur) var(--ease);
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary:hover{color:var(--color-accent)}
.faq-list summary .pm{font-family:var(--font-accent);font-size:1rem;color:var(--color-accent);flex:none;transition:transform var(--dur) var(--ease)}
.faq-list details[open] summary .pm{transform:rotate(45deg)}
.faq-list .ans{padding:0 0 1.6rem;color:var(--color-fg-muted);max-width:46rem}

/* ============================================================ À PROPOS */
.about{padding-block:clamp(3rem,6vw,5rem) var(--section-pad)}
.ab-grid{display:grid;gap:clamp(2.5rem,5vw,4rem);align-items:start}
.ab-grid figure{position:relative;overflow:hidden}
.ab-grid figure img{filter:saturate(.85);transition:filter .6s var(--ease)}
.ab-grid figure:hover img{filter:saturate(1)}
.ab-text p{color:var(--color-fg-muted);margin-bottom:1.3rem;max-width:38rem}
.ab-text p b{color:var(--color-fg)}
.timeline{border-top:2px solid var(--color-fg);margin-top:2.2rem}
.timeline div{display:grid;grid-template-columns:90px 1fr;gap:1rem;padding:1rem 0;border-bottom:1px solid var(--color-line)}
.timeline dt{font-family:var(--font-accent);font-size:.75rem;color:var(--color-accent);padding-top:.15rem}
.timeline dd{font-size:.92rem;color:var(--color-fg-muted)}
.timeline dd b{color:var(--color-fg);font-weight:600}

/* ============================================================ CONTACT */
.contact{padding-block:var(--section-pad)}
.contact.page{padding-top:clamp(2.5rem,5vw,4rem)}
.ct-grid{display:grid;gap:clamp(2.5rem,5vw,4.5rem)}
.ct-info h2{margin-bottom:1.3rem}
.ct-info>p{color:var(--color-fg-muted);max-width:26rem;margin-bottom:2.2rem}
.ct-rows{border-top:2px solid var(--color-fg)}
.ct-row{display:grid;grid-template-columns:110px 1fr;gap:1rem;padding:1rem 0;border-bottom:1px solid var(--color-line);font-size:.92rem}
.ct-row dt{font-family:var(--font-accent);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;color:var(--color-fg-muted);padding-top:.25rem}
.ct-row a{border-bottom:1px solid var(--color-line);transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease)}
.ct-row a:hover{color:var(--color-accent);border-color:var(--color-accent)}

.form{display:grid;gap:1.4rem;background:var(--color-surface);border:1px solid var(--color-line);padding:clamp(1.6rem,3.5vw,2.6rem);position:relative}
.form .field{display:grid;gap:.45rem;position:relative}
.form label{font-family:var(--font-accent);font-size:.64rem;letter-spacing:.12em;text-transform:uppercase;color:var(--color-fg-muted);transition:color var(--dur)}
.form .field:focus-within label{color:var(--color-accent)}
.form input,.form select,.form textarea{
  font:inherit;font-size:.95rem;color:var(--color-fg);
  background:transparent;border:0;border-bottom:1px solid var(--color-line);
  padding:.65rem 0;border-radius:0;
}
.form .field::after{content:"";position:absolute;left:0;bottom:0;height:2px;width:100%;background:var(--color-accent);transform:scaleX(0);transform-origin:left;transition:transform .45s var(--ease)}
.form .field:focus-within::after{transform:scaleX(1)}
.form input:focus,.form select:focus,.form textarea:focus{outline:none}
.form textarea{resize:vertical;min-height:110px}
.form .duo{display:grid;gap:1.4rem}
.form button{justify-self:start;margin-top:.4rem}
.form-note{font-size:.78rem;color:var(--color-fg-muted)}

/* page merci */
.thanks{min-height:60vh;display:grid;place-items:center;padding-block:calc(72px + 4rem) var(--section-pad);text-align:center}
.thanks .inner{max-width:34rem;display:grid;gap:1.4rem;justify-items:center}
.thanks .n{font-family:var(--font-accent);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--color-accent)}
.thanks h1{font-size:clamp(2rem,5vw,3.4rem)}
.thanks p{color:var(--color-fg-muted)}

/* ============================================================ PROSE (légal) */
.prose{padding-block:clamp(2.5rem,5vw,4rem) var(--section-pad)}
.prose .inner{max-width:46rem}
.prose h2{font-size:clamp(1.3rem,2.4vw,1.7rem);margin:clamp(2rem,4vw,2.8rem) 0 1rem;padding-top:1.4rem;border-top:1px solid var(--color-line)}
.prose p,.prose li{color:var(--color-fg-muted);margin-bottom:.9rem;font-size:.95rem}
.prose ul{list-style:none;padding-left:0}
.prose li{display:flex;gap:.8rem}
.prose li::before{content:"—";color:var(--color-accent);font-family:var(--font-accent);flex:none}
.prose a{color:var(--color-accent);border-bottom:1px solid transparent;transition:border-color var(--dur)}
.prose a:hover{border-color:var(--color-accent)}

/* ============================================================ CTA BAND (pré-footer) */
.cta-band{background:var(--color-navy);color:var(--color-bg);position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,transparent 55%,rgba(30,91,184,.25));pointer-events:none;
}
.cta-inner{
  max-width:var(--container-max);margin:0 auto;padding:clamp(3rem,6vw,5rem) var(--gutter);
  display:grid;gap:1.8rem;position:relative;
}
.cta-inner h2{font-size:clamp(1.7rem,3.8vw,2.9rem);max-width:22ch}
.cta-inner .sub{color:#8ea0bd;max-width:32rem}
.cta-actions{display:flex;flex-wrap:wrap;gap:1rem;align-items:center}
.cta-tel{font-family:var(--font-accent);font-size:.8rem;letter-spacing:.08em;color:#c9d3e2;border-bottom:1px solid rgba(141,180,232,.4);padding-bottom:.2rem;transition:color var(--dur),border-color var(--dur)}
.cta-tel:hover{color:#fff;border-color:#8db4e8}

/* ============================================================ FOOTER */
.footer{background:var(--color-navy-deep);color:var(--color-bg);padding-top:clamp(3.5rem,7vw,5.5rem)}
.ft-grid{display:grid;gap:2.5rem;padding-bottom:clamp(2.5rem,5vw,4rem)}
.ft-brand p{color:#8ea0bd;font-size:.9rem;max-width:22rem;margin-top:1rem}
.ft-col h4{font-family:var(--font-accent);font-weight:500;font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:#8db4e8;margin-bottom:1.2rem}
.ft-col li{margin-bottom:.65rem;font-size:.92rem}
.ft-col a{color:#c9d3e2;position:relative;transition:color var(--dur) var(--ease)}
.ft-col a::after{content:"";position:absolute;left:0;bottom:-2px;height:1px;width:100%;background:#8db4e8;transform:scaleX(0);transform-origin:right;transition:transform var(--dur) var(--ease)}
.ft-col a:hover{color:#fff}
.ft-col a:hover::after{transform:scaleX(1);transform-origin:left}
.ft-col .dim{color:#8ea0bd}
.ft-bar{
  border-top:1px solid var(--color-line-dark);padding:1.4rem 0;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:.8rem;
  font-family:var(--font-accent);font-size:.64rem;letter-spacing:.1em;text-transform:uppercase;color:#8ea0bd;
}
.ft-bar a{transition:color var(--dur)}
.ft-bar a:hover{color:#fff}

a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:2px solid var(--color-accent);outline-offset:3px}

/* ============================================================ 404 */
.err{min-height:70vh;display:grid;place-items:center;padding-block:calc(72px + 3rem) var(--section-pad);text-align:center}
.err .big{font-family:var(--font-display);font-weight:700;font-size:clamp(6rem,20vw,14rem);line-height:1;letter-spacing:-.04em;color:var(--color-paper-dark);-webkit-text-stroke:1px var(--color-line)}
.err .inner{display:grid;gap:1.2rem;justify-items:center;margin-top:-1.5em}

/* ============================================================ BREAKPOINTS */
@media (min-width:768px){
  .masthead .m-right{display:block}
  .hero-grid{grid-template-columns:7fr 5fr}
  .stats{grid-template-columns:repeat(4,1fr)}
  .stat{border-right:1px solid var(--color-line);padding-inline:1.4rem}
  .stat:first-child{padding-left:0}
  .stat:last-child{border-right:0}
  .services-head{grid-template-columns:1fr 1fr;align-items:end}
  .svc{grid-template-columns:70px 1fr 220px;align-items:start}
  .svc-meta{flex-direction:column;gap:.55rem;margin-top:.45rem;text-align:right;align-items:flex-end}
  .pf-grid{grid-template-columns:repeat(2,1fr)}
  .gal-grid{grid-template-columns:repeat(2,1fr)}
  .form .duo{grid-template-columns:1fr 1fr}
  .ft-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}
  .q-grid{grid-template-columns:1fr 1fr}
  .quote:nth-child(2){margin-top:4rem}
  .rel-grid{grid-template-columns:repeat(3,1fr)}
  .cta-inner{grid-template-columns:1fr auto;align-items:center}
  .ab-grid{grid-template-columns:5fr 7fr}
  .faq-grid{grid-template-columns:4fr 8fr}
  .timeline div{grid-template-columns:110px 1fr}
}
@media (min-width:1024px){
  .nav-links{display:flex}
  .burger{display:none}
  .pf-grid{grid-template-columns:repeat(12,1fr);grid-auto-rows:100px}
  .pf-grid .pf-item:nth-child(1){grid-column:1/6;grid-row:span 5}
  .pf-grid .pf-item:nth-child(2){grid-column:6/13;grid-row:span 4}
  .pf-grid .pf-item:nth-child(3){grid-column:6/9;grid-row:span 4}
  .pf-grid .pf-item:nth-child(4){grid-column:9/13;grid-row:span 4}
  .pf-grid .pf-item:nth-child(5){grid-column:1/6;grid-row:span 4;margin-top:-100px}
  .pf-grid .pf-item:nth-child(6){grid-column:1/13;grid-row:span 4}
  .gal-grid{grid-template-columns:repeat(3,1fr)}
  .gal-grid .pf-item,.gal-grid .pf-item.tall{aspect-ratio:4/3}
  .ap-grid{grid-template-columns:5fr 7fr}
  .ap-sticky{position:sticky;top:110px;align-self:start}
  .ct-grid{grid-template-columns:5fr 7fr}
  .dt-grid{grid-template-columns:7fr 5fr}
  .dt-aside{position:sticky;top:110px}
}
@media (min-width:1024px) and (hover:hover) and (pointer:fine){
  .svc-preview{display:block}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .reveal,.clip-reveal{opacity:1;transform:none}
  .clip-reveal img{transform:none}
  .line>span{transform:none}
  .hero-sub,.hero-ctas,.figcap{opacity:1;transform:none}
  .hero-figure .frame{clip-path:none}
  .hero-figure img{transform:none}
  .svc-preview{display:none!important}
}