/* ===== Constats asbl — site styles ===== */
:root{
  --green:#007f7f;
  --green-d:#006161;
  --green-t:rgba(0,127,127,.14);
  --mint:#f0fff3;
  --mint-2:#e2f6ea;
  --red:#f0876d;
  --red-d:#dd6a4d;
  --ink:#16322c;
  --ink-soft:#3c544d;
  --paper:#ffffff;
  --line:rgba(0,127,127,.18);
  --shadow:0 18px 50px -28px rgba(0,80,80,.55);
  --radius:18px;
  --maxw:1120px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Mulish",-apple-system,system-ui,sans-serif;
  color:var(--ink);
  background:var(--mint);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-wrap:break-word;
}
h1,h2,h3,h4{font-family:"Archivo",sans-serif;line-height:1.08;margin:0;color:var(--ink);font-variation-settings:"wdth" 100;}
h1{font-weight:800;font-size:clamp(2rem,4.4vw,3.1rem);letter-spacing:-.01em;}
h2{font-weight:800;font-size:clamp(1.55rem,3vw,2.25rem);letter-spacing:-.01em;}
h3{font-weight:700;font-size:1.2rem;}
p{margin:0 0 1.05em;color:var(--ink-soft);}
a{color:var(--green);text-decoration:none;}
a:hover{text-decoration:underline;}
img{max-width:100%;display:block;}
strong{color:var(--ink);font-weight:800;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.hl{background:linear-gradient(transparent 58%, var(--green-t) 58%);padding:0 .12em;}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:18px;height:78px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;margin-right:auto;background:none;border:0;cursor:pointer;padding:0;}
.brand img{height:38px;width:auto;}
.brand:hover{text-decoration:none;}

.menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0;}
.menu>li{position:relative;}
.tab{
  display:inline-flex;align-items:center;gap:6px;
  font-family:"Archivo",sans-serif;font-weight:600;font-size:.92rem;
  color:var(--ink);background:none;border:0;cursor:pointer;
  padding:9px 13px;border-radius:10px;white-space:nowrap;line-height:1;
}
.tab:hover{background:var(--mint-2);text-decoration:none;color:var(--green-d);}
.tab.active{color:var(--green);background:var(--green-t);}
.tab .caret{font-size:.6rem;opacity:.7;transition:transform .2s;}
.menu>li:hover .caret,.menu>li:focus-within .caret{transform:rotate(180deg);}

.tab-cta{background:var(--red);color:#fff;font-weight:700;padding:10px 18px;}
.tab-cta:hover{background:var(--red-d);color:#fff;}
.tab-cta.active{background:var(--red-d);color:#fff;}

/* dropdown */
.dropdown{
  position:absolute;top:calc(100% + 6px);left:0;min-width:230px;
  background:var(--paper);border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow);padding:7px;list-style:none;margin:0;
  opacity:0;visibility:hidden;transform:translateY(6px);transition:.16s;
}
.menu>li:hover .dropdown,.menu>li:focus-within .dropdown{opacity:1;visibility:visible;transform:translateY(0);}
.dropdown button{
  width:100%;text-align:left;background:none;border:0;cursor:pointer;
  font-family:"Mulish",sans-serif;font-weight:600;font-size:.92rem;color:var(--ink);
  padding:10px 13px;border-radius:9px;display:flex;flex-direction:column;gap:1px;
}
.dropdown button small{font-weight:500;color:var(--ink-soft);font-size:.76rem;}
.dropdown button:hover{background:var(--mint-2);color:var(--green-d);}

.socials{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.soc{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:var(--green);color:#fff;transition:.18s;flex:0 0 auto;
}
.soc:hover{background:var(--green-d);transform:translateY(-2px);text-decoration:none;}
.soc svg{width:19px;height:19px;}

.hamburger{display:none;background:none;border:0;cursor:pointer;padding:8px;color:var(--green);}
.hamburger svg{width:28px;height:28px;}

/* ===== Pages ===== */
.page{display:none;animation:fade .35s ease;}
.page.show{display:block;}
@keyframes fade{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:none;}}
main{min-height:60vh;padding:46px 0 70px;}

.eyebrow{
  font-family:"Archivo",sans-serif;font-weight:700;font-size:.78rem;
  letter-spacing:.14em;text-transform:uppercase;color:var(--green);margin:0 0 12px;
}
.lead{font-size:1.12rem;color:var(--ink-soft);max-width:64ch;}
.prose{max-width:70ch;}
.prose p{font-size:1.03rem;}
.prose ul{color:var(--ink-soft);padding-left:1.2em;}
.prose li{margin-bottom:.4em;}

/* subnav for about / contact */
.subnav{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 30px;}
.subnav button{
  font-family:"Archivo",sans-serif;font-weight:600;font-size:.9rem;cursor:pointer;
  padding:9px 17px;border-radius:999px;border:1.5px solid var(--line);
  background:var(--paper);color:var(--ink-soft);transition:.16s;
}
.subnav button:hover{border-color:var(--green);color:var(--green-d);}
.subnav button.active{background:var(--green);color:#fff;border-color:var(--green);}

.subpage{display:none;}
.subpage.show{display:block;}

/* ===== Home hero ===== */
.hero-head{text-align:center;max-width:62ch;margin:0 auto 36px;}
.hero-head h1{margin-bottom:14px;}
.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:stretch;
  margin-bottom:30px;
}
.panel{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;
}
.panel-head{
  display:flex;align-items:center;gap:9px;padding:15px 20px;
  border-bottom:1px solid var(--line);font-family:"Archivo",sans-serif;font-weight:700;
}
.panel-head .dot{width:9px;height:9px;border-radius:50%;background:var(--red);}
.video-frame{position:relative;width:100%;aspect-ratio:16/9;background:#0c2a26;}
.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0;}

/* click-to-play youtube facade */
.yt{position:absolute;inset:0;cursor:pointer;background-size:cover;background-position:center;background-color:#0c2a26;}
.yt::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,40,38,.15),rgba(0,40,38,.55));}
.yt-btn{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:78px;height:78px;border-radius:50%;background:var(--red);
  display:grid;place-items:center;box-shadow:0 10px 34px rgba(0,0,0,.45);transition:.18s;z-index:2;
}
.yt:hover .yt-btn{background:var(--red-d);transform:translate(-50%,-50%) scale(1.06);}
.yt-tri{width:0;height:0;border-style:solid;border-width:13px 0 13px 22px;border-color:transparent transparent transparent #fff;margin-left:5px;}
.yt-label{
  position:absolute;left:0;right:0;bottom:0;z-index:2;padding:16px 18px;color:#fff;
  font-family:"Archivo",sans-serif;font-weight:700;font-size:1rem;text-shadow:0 2px 8px rgba(0,0,0,.5);
}
.yt-out{
  position:absolute;top:12px;right:12px;z-index:3;background:rgba(0,0,0,.62);color:#fff;
  font-size:.8rem;font-weight:600;padding:6px 12px;border-radius:8px;
}
.yt-out:hover{background:#000;color:#fff;text-decoration:none;}
.video-cap{padding:14px 20px;font-size:.92rem;color:var(--ink-soft);}

.widget-panel{display:flex;flex-direction:column;}
.widget-panel .panel-head .dot{background:var(--green);}
.widget-host{padding:8px 14px 14px;flex:1;min-height:330px;}
.widget-note{padding:0 20px 16px;font-size:.84rem;color:var(--ink-soft);}
.widget-note strong{color:var(--green-d);}

/* big CTA buttons under hero */
.cta-stack{display:flex;flex-direction:column;gap:16px;max-width:880px;margin:0 auto;}
.cta-big{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  width:100%;text-align:left;cursor:pointer;border:0;border-radius:var(--radius);
  padding:24px 30px;font-family:"Archivo",sans-serif;transition:.18s;
  box-shadow:var(--shadow);
}
.cta-big:hover{text-decoration:none;transform:translateY(-3px);}
.cta-big .t{font-weight:800;font-size:1.32rem;line-height:1.12;}
.cta-big .s{font-weight:500;font-family:"Mulish",sans-serif;font-size:.92rem;opacity:.9;margin-top:3px;}
.cta-big .arrow{font-size:1.6rem;flex:0 0 auto;}
.cta-expertise{background:var(--green);color:#fff;}
.cta-expertise .s{color:#dff6f0;}
.cta-news{background:#fff;color:var(--ink);border:1.5px solid var(--green);}
.cta-news .arrow{color:var(--green);}

/* ===== generic content blocks ===== */
.block{
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 38px;box-shadow:var(--shadow);margin-bottom:24px;
}
.block h2{margin-bottom:14px;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px;}

.form-button{
  display:inline-flex;align-items:center;gap:10px;background:var(--green);color:#fff;
  font-family:"Archivo",sans-serif;font-weight:700;font-size:1.02rem;
  padding:16px 30px;border-radius:12px;transition:.18s;margin-top:6px;
}
.form-button:hover{background:var(--green-d);color:#fff;text-decoration:none;transform:translateY(-2px);}
.btn-red{background:var(--red-d);}
.btn-red:hover{background:#c95837;}

/* report */
.report-actions{display:flex;flex-wrap:wrap;gap:12px;margin:8px 0 26px;}
.pdf-frame{width:100%;height:78vh;min-height:520px;border:1px solid var(--line);border-radius:14px;background:#fff;}

/* contact map */
.map-frame{position:relative;overflow:hidden;width:100%;height:420px;border:0;border-radius:14px;margin-top:18px;border:1px solid var(--line);background:var(--mint-2);}
.map-frame img{display:block;max-width:none;}
.contact-line{
  display:flex;align-items:center;gap:12px;background:var(--mint-2);
  border-radius:12px;padding:16px 20px;margin-top:18px;font-weight:600;color:var(--ink);
}
.contact-line a{font-weight:800;}

/* réseaux */
.soc-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px;}
.soc-card{
  display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center;
  background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 18px;box-shadow:var(--shadow);transition:.18s;color:var(--ink);
}
.soc-card:hover{transform:translateY(-4px);text-decoration:none;border-color:var(--green);}
.soc-card .ring{width:62px;height:62px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;}
.soc-card .ring svg{width:30px;height:30px;}
.soc-card b{font-family:"Archivo",sans-serif;font-size:1.05rem;}
.soc-card span{font-size:.86rem;color:var(--ink-soft);}

/* soutenir highlight */
.soutenir-hero{
  background:linear-gradient(150deg,#fff8f3 0%,#fef0e8 100%);
  border:0;border-radius:var(--radius);
  padding:38px;box-shadow:0 18px 44px rgba(193,80,48,.10);margin-bottom:24px;
}
.soutenir-hero .eyebrow{color:var(--red-d);}
.account{
  font-family:"Archivo",sans-serif;font-weight:800;font-size:1.15rem;color:var(--green-d);
  background:var(--mint-2);border-radius:10px;padding:10px 16px;display:inline-block;letter-spacing:.02em;
}

/* funders */
.funders{display:flex;flex-wrap:wrap;gap:30px;align-items:center;justify-content:center;margin-top:10px;}
.funders a{display:flex;align-items:center;}
.funders img{max-height:74px;width:auto;filter:grayscale(.2);opacity:.92;transition:.2s;}
.funders img:hover{filter:none;opacity:1;}

/* newsletter page */
.news-hero{
  background:linear-gradient(135deg,var(--green) 0%,var(--green-d) 100%);
  color:#fff;border-radius:var(--radius);padding:46px;box-shadow:var(--shadow);text-align:center;
}
.news-hero h2{color:#fff;}
.news-hero p{color:#e0f5f0;max-width:55ch;margin-left:auto;margin-right:auto;}
.news-hero .eyebrow{color:#bff0e6;}
.btn-white{background:#fff;color:var(--green-d);}
.btn-white:hover{background:#f0fff3;color:var(--green-d);}

/* ===== Footer ===== */
.site-footer{background:var(--ink);color:#cfe6df;padding:54px 0 40px;}
.foot-grid{display:flex;flex-wrap:wrap;gap:40px;justify-content:space-between;align-items:flex-start;}
.foot-brand img{height:54px;background:#fff;padding:10px 14px;border-radius:12px;}
.foot-col p{color:#cfe6df;margin-bottom:.4em;font-size:.95rem;}
.foot-col a{color:#fff;}
.foot-soc{display:flex;gap:12px;margin-top:8px;}
.foot-soc .soc{background:rgba(255,255,255,.12);}
.foot-soc .soc:hover{background:var(--red);}
.foot-bottom{border-top:1px solid rgba(255,255,255,.13);margin-top:34px;padding-top:20px;font-size:.84rem;color:#9fc4ba;}

/* ===== Responsive ===== */
@media(max-width:920px){
  .hero-grid{grid-template-columns:1fr;}
  .grid-2{grid-template-columns:1fr;}
  .soc-cards{grid-template-columns:1fr;}
  .nav .socials{display:none;}
  .hamburger{display:inline-flex;}
  .menu{
    position:fixed;top:78px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:var(--paper);border-bottom:1px solid var(--line);padding:14px;gap:4px;
    box-shadow:var(--shadow);transform:translateY(-130%);transition:transform .28s;max-height:calc(100vh - 78px);overflow:auto;
  }
  .menu.open{transform:translateY(0);}
  .menu>li{width:100%;}
  .tab{width:100%;justify-content:space-between;font-size:1rem;padding:13px 14px;}
  .dropdown{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;border-left:2px solid var(--line);border-radius:0;margin:2px 0 6px 14px;padding:2px;}
  .menu>li:hover .caret{transform:none;}
  .mob-socials{display:flex;gap:10px;padding:10px 4px 4px;border-top:1px solid var(--line);margin-top:6px;}
}
@media(min-width:921px){.mob-socials{display:none;}}
@media(max-width:560px){
  .block{padding:24px 22px;}
  .soutenir-hero,.news-hero{padding:28px 22px;}
  .cta-big{padding:20px 22px;}
  .cta-big .arrow{display:none;}
  main{padding:30px 0 50px;}
}