/* Groupe Pub Action inc. — mise en page du site (couleurs, en-tête, sections, galerie, formulaire) */
:root{
  --red:#d51e3e; --red-ink:#b3172f; --wine:#5a0010;
  --bg:#ffffff; --bg-alt:#f1f1f2; --surface:#ffffff;
  --ink:#2f3033; --txt:#55575b; --grey:#6d6e71; --line:#dedee0;
  --on-red:#ffffff; --logo-pad:0; --veil:rgba(255,255,255,0);
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#1b1c1e; --bg-alt:#232427; --surface:#26272a;
    --ink:#f1f1f2; --txt:#c4c5c8; --grey:#a9aaad; --line:#3a3b3f;
    --red-ink:#ff5a73; --logo-pad:6px 10px; --veil:rgba(35,36,39,.9);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --bg:#1b1c1e; --bg-alt:#232427; --surface:#26272a;
  --ink:#f1f1f2; --txt:#c4c5c8; --grey:#a9aaad; --line:#3a3b3f;
  --red-ink:#ff5a73; --logo-pad:6px 10px; --veil:rgba(35,36,39,.9);
  color-scheme:dark;
}
:root{box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
html{scroll-padding-top:calc(var(--band) + env(safe-area-inset-top,0px));scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
*,*::before,*::after{box-sizing:inherit}
body{margin:0;background:var(--bg);color:var(--txt);font-family:Montserrat,"Helvetica Neue",Arial,sans-serif;font-size:1rem;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--red);outline-offset:3px}
.wrap{width:min(1180px,100% - 2.5rem);margin-inline:auto}
.skip{position:absolute;left:-999px;top:0}.skip:focus{left:1rem;top:calc(env(safe-area-inset-top,0px) + .5rem);z-index:99;background:var(--surface);padding:.5rem 1rem}

/* ---------- En-tête : grand logo, puis bande de menu rouge fixe ---------- */
:root{--band:54px;--brandh:104px}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:60;background:var(--wine) url(../images/fonds/fond-bandeau.jpg) center/cover}
.brand{background:var(--surface)}
.brand .wrap{height:var(--brandh);display:flex;align-items:center;justify-content:center;gap:2rem}
.logo{display:block;background:#fff;border-radius:8px;padding:var(--logo-pad)}
.brand .logo img{height:76px;width:auto}
.brand .side{display:none}
.band{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;color:#fff;background:var(--wine) url(../images/fonds/fond-bandeau.jpg) center/cover}
.band .wrap{height:var(--band);display:flex;align-items:center;gap:1.75rem}
.mini{display:block;flex:none;background:#fff;border-radius:5px;padding:4px 0;max-width:0;margin-right:-1.75rem;overflow:hidden;opacity:0;visibility:hidden;transition:opacity .2s,visibility .2s,max-width .25s,padding .25s,margin .25s}
.band.stuck .mini{opacity:1;visibility:visible;max-width:140px;padding:4px 8px;margin-right:0}
@media (prefers-reduced-motion:reduce){.mini{transition:none}}
.mini img{height:30px;width:auto}
.menu{display:none}
.menu a{color:#fff;text-decoration:none;font-weight:600;font-size:1rem;padding:.35rem 0;border-bottom:2px solid transparent}
.menu a:hover{border-bottom-color:#fff}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:48px;padding:.75rem 1.4rem;border-radius:4px;border:2px solid var(--red);background:var(--red);color:var(--on-red);font:600 1rem/1.2 Montserrat,"Helvetica Neue",Arial,sans-serif;text-decoration:none;cursor:pointer}
.btn:hover{background:#b8142f;border-color:#b8142f}
.btn.ghost{background:transparent;border-color:#fff;color:#fff}
.btn.ghost:hover{background:#fff;color:var(--wine)}
.btn.white{background:#fff;border-color:#fff;color:#b3172f}
.btn.white:hover{background:#ffe6ea;border-color:#ffe6ea}
.band .btn{display:none;min-height:40px;padding:.45rem 1.1rem;font-size:.95rem;margin-left:auto}
.burger{margin-left:auto;margin-right:-10px;height:48px;display:flex;align-items:center;gap:.5rem;padding:0 10px;background:none;border:0;color:#fff;font:600 1rem/1 Montserrat,"Helvetica Neue",Arial,sans-serif;cursor:pointer}
.burger svg{width:24px;height:24px}
.drawer{position:absolute;left:0;right:0;top:100%;background:var(--surface);border-bottom:4px solid var(--red);padding:.25rem 1.25rem 1rem;display:none;box-shadow:0 12px 24px rgba(0,0,0,.18)}
.drawer.open{display:block}
.drawer a{display:block;padding:.9rem 0;border-bottom:1px solid var(--line);text-decoration:none;color:var(--ink);font-weight:600;font-size:1.1rem}
.drawer a:last-child{border:0}
@media (min-width:960px){
  :root{--band:58px;--brandh:150px}
  .brand .logo img{height:118px}
  .brand .side{display:block;text-align:right;line-height:1.5}
  .brand .side a{text-decoration:none;color:var(--ink);font-weight:800;font-size:1.35rem}
  .brand .side a:hover{color:var(--red-ink)}
  .brand .side span{display:block;color:var(--grey);font-size:.95rem}
  .menu{display:flex;gap:2rem}
  .band .btn{display:inline-flex}
  .burger,.drawer{display:none!important}
}

/* ---------- Ouverture plein écran ---------- */
.hero{position:relative;min-height:max(480px,calc(100svh - var(--brandh) - var(--band) - env(safe-area-inset-top,0px)));display:flex;align-items:flex-end;color:#fff;background:var(--wine) url(../images/fonds/fond-bandeau.jpg) center/cover;overflow:hidden;isolation:isolate}
.hero .ph{position:absolute;inset:0;z-index:-2;opacity:0;transition:opacity 1.2s ease}
.hero .ph.on{opacity:1}
.hero .ph img{width:100%;height:100%;object-fit:cover}
.hero .credit{position:absolute;top:.9rem;right:1rem;max-width:60%;margin:0;font-size:.78rem;font-weight:600;text-align:right;color:rgba(255,255,255,.9);text-shadow:0 1px 3px rgba(0,0,0,.6);transition:opacity .6s}
.hero .credit:empty{display:none}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(to top,rgba(58,0,10,.94) 0%,rgba(58,0,10,.7) 50%,rgba(58,0,10,.25) 85%)}
.hero .wrap{padding-block:3rem 2.25rem}
.say{position:relative;display:inline-block;min-height:1px}
.say p{margin:0}
.say .lead{font-weight:300;font-size:clamp(1.15rem,3.6vw,1.9rem);line-height:1.2}
.say .big{font-weight:800;font-size:clamp(2.5rem,13.2vw,9.5rem);line-height:.92;letter-spacing:-.035em;margin:.08em 0 .12em;white-space:nowrap}
.say .tail{font-weight:300;font-size:clamp(1.15rem,3.6vw,1.9rem);line-height:1.2;text-align:right}
.lines{display:grid;justify-items:start}
.line{grid-area:1/1;width:max-content;max-width:100%;opacity:0;transform:translateY(.4rem);transition:opacity .6s ease,transform .6s ease;pointer-events:none}
.line.on{opacity:1;transform:none;pointer-events:auto}
.hero .acts{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:2rem}
.dots{display:flex;gap:.5rem;margin-top:2rem}
.dots button{width:44px;height:28px;padding:0;border:0;background:none;cursor:pointer;display:grid;align-items:center}
.dots button::before{content:"";height:3px;background:rgba(255,255,255,.4);border-radius:2px}
.dots button[aria-current="true"]::before{background:#fff}
@media (prefers-reduced-motion:reduce){.hero .ph,.line{transition:none}}

/* ---------- Sections ---------- */
section.blk{padding-block:4.5rem}
.h2{font-weight:800;font-size:clamp(2.4rem,7vw,4.25rem);line-height:1;letter-spacing:-.03em;color:var(--ink);margin:0 0 .4em;text-transform:lowercase}
.h2 span{color:var(--red)}
.sub{max-width:62ch;margin:0 0 2.25rem;font-size:1.05rem}

/* Services en cartes */
.cards{display:grid;gap:1.25rem;grid-template-columns:1fr;align-items:start}
@media (min-width:720px){.cards{grid-template-columns:1fr 1fr}}
.card{background:var(--surface);border:0;border-radius:6px;overflow:hidden;display:flex;flex-direction:column}
.card .im{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-alt)}
.card .im img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity 1s ease}
.card .im img.on{opacity:1}
.card .bd{padding:1.4rem 1.4rem 1rem;border-top:4px solid var(--red);flex:1;display:flex;flex-direction:column}
.card h3{margin:0 0 .5rem;font-size:1.3rem;line-height:1.25;color:var(--ink);font-weight:800;letter-spacing:-.01em}
.card .txt{line-height:1.6;max-height:calc(var(--lines,8) * 1.6em);overflow:hidden}
.card .txt p{margin:0 0 1.6em;max-width:68ch}
.card .txt p:last-child{margin-bottom:0}
.card.open .txt{max-height:none}
.card .more{align-self:flex-start;margin-top:auto;padding:.6rem 0 0;min-height:44px;background:none;border:0;cursor:pointer;color:var(--red-ink);font:600 1rem/1.2 Montserrat,"Helvetica Neue",Arial,sans-serif;display:inline-flex;align-items:center;gap:.4rem}
.card .more::after{content:"";width:.5rem;height:.5rem;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .2s}
.card.open .more::after{transform:rotate(-135deg) translateY(-2px)}
.card.open .more .m,.card:not(.open) .more .l{display:none}
.card.short .more{visibility:hidden}
@media (prefers-reduced-motion:reduce){.card .im img{transition:none}}

/* Galerie mosaïque */
.gal-sec{background:linear-gradient(var(--veil),var(--veil)),url(../images/fonds/fond-triangles.jpg) center top/cover,var(--bg-alt)}
@media (hover:hover) and (min-width:960px){.gal-sec{background-attachment:scroll,fixed,scroll}}
.filters{display:flex;gap:.5rem;overflow-x:auto;padding-bottom:.5rem;margin:0 0 1.5rem;scrollbar-width:none}
.filters::-webkit-scrollbar{display:none}
.filters button{flex:none;min-height:44px;padding:.5rem 1.1rem;border-radius:999px;border:1.5px solid var(--line);background:var(--surface);color:var(--ink);font:600 .95rem/1 Montserrat,"Helvetica Neue",Arial,sans-serif;cursor:pointer;white-space:nowrap}
.filters button small{font-weight:400;color:var(--grey);margin-left:.3rem}
.filters button[aria-pressed="true"]{background:var(--red);border-color:var(--red);color:#fff}
.filters button[aria-pressed="true"] small{color:#ffd9df}
.mosaic{display:grid;grid-template-columns:repeat(2,1fr);grid-auto-rows:clamp(110px,28vw,190px);grid-auto-flow:dense;gap:.5rem}
@media (min-width:720px){.mosaic{grid-template-columns:repeat(3,1fr)}}
@media (min-width:1080px){.mosaic{grid-template-columns:repeat(4,1fr);gap:.65rem}}
.tile{position:relative;padding:0;border:0;overflow:hidden;border-radius:4px;background:#ccc;cursor:zoom-in;color:#fff;text-align:left}
.tile.big{grid-column:span 2;grid-row:span 2}
.tile.wide{grid-column:span 2}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.tile .cap{position:absolute;inset:auto 0 0;padding:1.6rem .75rem .6rem;font:600 .82rem/1.3 Montserrat,"Helvetica Neue",Arial,sans-serif;background:linear-gradient(to top,rgba(0,0,0,.75),transparent);opacity:0;transition:opacity .25s}
.tile:hover img{transform:scale(1.04)}
.tile:hover .cap,.tile:focus-visible .cap{opacity:1}
@media (hover:none){.tile .cap{opacity:1;font-size:.75rem;padding:1.2rem .55rem .45rem}.tile:not(.big):not(.wide) .cap{display:none}}
.tile[hidden]{display:none}
@media (prefers-reduced-motion:reduce){.tile img{transition:none}.tile:hover img{transform:none}}

/* Visionneuse */
dialog.lb{width:100%;height:100%;max-width:none;max-height:none;margin:0;padding:env(safe-area-inset-top,0px) 0 env(safe-area-inset-bottom,0px);border:0;background:#141415;color:#fff}
dialog.lb::backdrop{background:rgba(0,0,0,.6)}
.lb-in{height:100%;display:grid;grid-template-rows:auto 1fr auto;padding:.5rem}
.lb-bar{display:flex;justify-content:space-between;align-items:center;padding:0 .25rem}
.lb-bar span{font-size:.9rem;color:#bbb}
.lb button.ic{width:48px;height:48px;display:grid;place-items:center;background:none;border:0;color:#fff;cursor:pointer;border-radius:50%}
.lb button.ic:hover{background:rgba(255,255,255,.12)}
.lb figure{margin:0;min-height:0;display:grid;place-items:center;position:relative}
.lb figure img{max-width:100%;max-height:100%;object-fit:contain}
.lb figcaption{text-align:center;font-weight:600;padding:.75rem 1rem .5rem}
.lb .nav{position:absolute;top:50%;transform:translateY(-50%);background:rgba(0,0,0,.35)}
.lb .prev{left:.25rem}.lb .next{right:.25rem}

/* À propos */
.about{display:grid;gap:2.5rem}
@media (min-width:960px){.about{grid-template-columns:1.25fr 1fr;align-items:start}}
.about .txt p{max-width:66ch;margin:0 0 1.1em}
.about .txt p:last-child{font-weight:600;color:var(--ink)}
.since{font-weight:800;font-size:clamp(2.4rem,7vw,4.25rem);line-height:1;letter-spacing:-.04em;color:var(--red);margin:0 0 1.5rem}
.since small{display:block;font-size:1.05rem;letter-spacing:0;font-weight:600;color:var(--grey);margin-top:.75rem;line-height:1.3}
.logos{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:.75rem}
.logos li{background:#fff;border:1px solid var(--line);border-radius:6px;padding:1.25rem 1rem .9rem;display:flex;flex-direction:column;align-items:center;gap:.75rem}
.logos img{height:70px;width:auto;max-width:100%;object-fit:contain}
.logos span{font-weight:600;font-size:.9rem;color:#6d6e71}
.logos li:last-child{border-color:var(--red)}
.logos li:last-child span{color:#b3172f}

/* Soumission et contact */
.contact{display:grid;gap:2.5rem}
@media (min-width:960px){.contact{grid-template-columns:1.2fr 1fr}}
form.q{display:grid;gap:1rem;background:var(--surface);border:1px solid var(--line);border-top:4px solid var(--red);border-radius:6px;padding:1.5rem}
@media (min-width:600px){form.q{grid-template-columns:1fr 1fr;padding:2rem}.q .full{grid-column:1/-1}}
.q label{display:grid;gap:.35rem;font-weight:600;font-size:.9rem;color:var(--ink)}
.q input,.q select,.q textarea{width:100%;min-height:48px;padding:.7rem .85rem;border:1.5px solid var(--line);border-radius:4px;background:var(--bg);color:var(--ink);font:400 1rem/1.4 Montserrat,"Helvetica Neue",Arial,sans-serif}
.q textarea{min-height:140px;resize:vertical}
.q input:focus,.q select:focus,.q textarea:focus{outline:none;border-color:var(--red);box-shadow:0 0 0 3px rgba(213,30,62,.2)}
.q .req{color:var(--red-ink)}
.q .hp{position:absolute;left:-9999px}
.q .note{font-size:.85rem;color:var(--grey);margin:0}
.q .done{grid-column:1/-1;margin:0;padding:.9rem 1rem;border-radius:4px;background:var(--bg-alt);border-left:4px solid var(--red);color:var(--ink)}
.info{display:grid;gap:1.5rem;align-content:start}
.info h3{margin:0 0 .4rem;font-size:1rem;font-weight:800;color:var(--ink)}
.info p{margin:0}
.info a{color:var(--red-ink);font-weight:600;text-decoration:none}
.info a:hover{text-decoration:underline}
.map{display:block;border-radius:6px;overflow:hidden;border:1px solid var(--line)}
.map img{width:100%;aspect-ratio:16/7;object-fit:cover}
.team{list-style:none;margin:3.5rem 0 0;padding:0;display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem 1rem}
@media (min-width:960px){.team{grid-template-columns:repeat(4,1fr)}}
.team li{font-size:.9rem;line-height:1.45}
.team .pic{aspect-ratio:4/5;position:relative;margin-bottom:.75rem}
.team .pic img{position:absolute;left:0;bottom:0;height:100%;width:auto;max-width:none}
.team b{display:block;color:var(--ink);font-size:1rem}
.team a{color:var(--red-ink);text-decoration:none;word-break:break-word}

/* Pied de page */
footer{background:var(--wine) url(../images/fonds/fond-bandeau.jpg) center/cover;color:#f3d6db;padding:3rem 0 6.5rem}
footer .wrap{display:grid;gap:1.5rem}
@media (min-width:960px){footer{padding-bottom:3rem}footer .wrap{grid-template-columns:1fr auto;align-items:center}}
footer p{margin:0}
footer b{color:#fff}
footer a{color:#fff}
.fb{display:inline-flex;align-items:center;gap:.6rem;text-decoration:none;font-weight:600;min-height:44px}

/* Barre d'action mobile */
.mbar{position:fixed;left:0;right:0;bottom:0;z-index:40;display:grid;grid-template-columns:auto 1fr;gap:.5rem;padding:.6rem .75rem calc(.6rem + env(safe-area-inset-bottom,0px));background:var(--surface);border-top:1px solid var(--line);transition:transform .25s ease}
.mbar.away{transform:translateY(110%)}
.mbar .btn{min-height:48px;padding-inline:1rem;font-size:.95rem}
.mbar .call{background:transparent;color:var(--ink);border-color:var(--line)}
@media (min-width:960px){.mbar{display:none}}

/* Fond rouge à triangles fixe derrière les sections Services et À propos */
html{background:var(--wine)}
body{background:transparent}
.bgfix{position:fixed;inset:0;z-index:-1;background:var(--wine) url(../images/fonds/fond-bandeau-motif.jpg) center top/2047px 584px repeat}
#services .h2,#services .sub,#a-propos .h2,#a-propos .txt p{color:#fff}
#services .h2 span{color:#fff}
#a-propos .since{color:#fff}
#a-propos .since small{color:#f6c9d1}
.team .pic{width:50%}

/* Réalisations sur le fond rouge fixe */
#realisations{background:transparent}
#realisations .h2{color:#fff}
#realisations .filters button{background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.55);color:#fff}
#realisations .filters button small{color:#f6c9d1}
#realisations .filters button:hover{background:rgba(255,255,255,.2)}
#realisations .filters button[aria-pressed="true"]{background:#fff;border-color:#fff;color:#b3172f}
#realisations .filters button[aria-pressed="true"] small{color:#b3172f}