:root { --bg:#0b132b; --panel:#1c2541; --muted:#8d99ae; --text:#e6edf6; --accent:#5bc0be; --accent-2:#a3f7bf; --radius:16px; --space:18px; --shadow:0 10px 30px rgba(0,0,0,.25); }
*{box-sizing:border-box} html,body{margin:0;padding:0}
body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.6;background:linear-gradient(180deg,#0b132b 0%,#0b132b 40%,#0f1b3d 100%);color:var(--text)}
.container{width:min(1100px,92%);margin:0 auto}
.site-header{position:sticky;top:0;z-index:10;background:rgba(12,18,43,.7);backdrop-filter:saturate(140%) blur(8px);border-bottom:1px solid rgba(255,255,255,.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{font-weight:800;font-size:1.25rem;text-decoration:none;color:var(--text)}
.nav a{color:var(--text);text-decoration:none;margin-left:14px;padding:8px 12px;border-radius:999px;transition:background .2s ease,color .2s ease}
.nav a:hover{background:rgba(255,255,255,.08)} .nav .cta{background:var(--accent);color:#041018;font-weight:700}
.nav .cta:hover{background:var(--accent-2)}
.hero{padding:64px 0 20px;display:grid;gap:18px}
.hero h1{font-size:clamp(2rem,5vw,3rem);margin:0}
.lead{color:var(--muted);margin-top:-6px}
.search{display:flex;gap:10px;margin-top:8px}
.search input[type="search"]{flex:1;padding:14px 16px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.08);background:var(--panel);color:var(--text);outline:none;box-shadow:var(--shadow)}
.search button{padding:14px 18px;border:0;border-radius:var(--radius);background:var(--accent);color:#041018;font-weight:700;cursor:pointer}
.search.inline{margin:12px 0 24px}.search.inline input{box-shadow:none}.link-reset{margin-left:10px;color:var(--muted)}
.highlights h2{margin-top:24px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:var(--space);margin-top:12px}
.card{background:linear-gradient(180deg,rgba(255,255,255,.06),rgba(255,255,255,.03));padding:18px;border-radius:var(--radius);text-decoration:none;color:var(--text);border:1px solid rgba(255,255,255,.08);box-shadow:var(--shadow)}
.card h3{margin-top:0}.card:hover{transform:translateY(-2px);transition:transform .15s ease}
.list{list-style:none;padding:0;margin:0;display:grid;gap:14px}
.list-item{background:rgba(255,255,255,.04);padding:16px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.08)}
.list-item h3{margin:0 0 6px}.list-item a{color:var(--accent-2);text-decoration:none}
.tiles{list-style:none;padding:0;display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}
.tiles li{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);border-radius:var(--radius);padding:18px;text-align:center}
.form{display:grid;gap:12px;max-width:680px}
.form label{display:grid;gap:6px}
.form input,.form textarea,.form select{width:100%;padding:12px 14px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.1);background:var(--panel);color:var(--text)}
.form button{padding:12px 16px;border-radius:var(--radius);border:0;background:var(--accent);color:#041018;font-weight:700;cursor:pointer}
.error{color:#ffb4b4}.success{color:var(--accent-2)}
.site-footer{margin-top:40px;padding:28px 0;border-top:1px solid rgba(255,255,255,.08);color:var(--muted)}
.topbar{display:flex;align-items:center;justify-content:space-between;margin-top:16px;margin-bottom:6px}
.topbar .spacer{flex:1}.topbar-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.btn{display:inline-block;padding:10px 14px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.12);text-decoration:none;color:var(--text);background:rgba(255,255,255,.06)}
.btn.ghost{background:transparent}.btn.solid{background:var(--accent);color:#041018;border-color:transparent;font-weight:700}
.btn:hover{filter:brightness(1.08)}.dropdown{position:relative}
.dropdown .dropdown-menu{position:absolute;right:0;top:110%;background:#101835;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);min-width:240px;display:none;box-shadow:var(--shadow);padding:8px}
.dropdown:hover .dropdown-menu{display:grid}.dropdown-menu a{padding:10px 12px;border-radius:10px;text-decoration:none;color:var(--text)}
.dropdown-menu a:hover{background:rgba(255,255,255,.06)}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.content p{margin-top:0}
/* Forcer le style des vrais <button> et <input> avec la classe .btn */
button.btn,
input[type="submit"].btn {
  cursor: pointer;
  display: inline-block;
  font: inherit;
  border: none;
  border-radius: 0.5rem; /* même arrondi que tes liens-boutons */
  padding: 0.4rem 0.8rem;
  text-decoration: none;
  transition: background 0.2s ease, transform 0.1s ease;
}

/* Uniformiser le comportement au survol */
button.btn:hover,
input[type="submit"].btn:hover {
  filter: brightness(0.95);
}

/* Uniformiser l'effet "click" */
button.btn:active,
input[type="submit"].btn:active {
  transform: translateY(1px);
}

/* Variante rouge pour le bouton Rejeter */
.btn.danger {
  background-color: #d9534f;
  color: #fff;
}

.btn.danger:hover {
  background-color: #c9302c;
}