body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;background:#050914;color:#edf2ff}
.site-header{background:linear-gradient(120deg,#07152b,#0f2749);color:#fff;border-bottom:1px solid rgba(41,86,150,.9);position:sticky;top:0;z-index:20;box-shadow:0 4px 18px rgba(0,0,0,.7)}
.site-header-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:10px 18px}
.site-brand{display:flex;align-items:center;gap:12px}
.site-logo{max-height:42px;border-radius:4px}
.site-title{font-weight:600;font-size:17px;letter-spacing:.04em}
.site-tagline{font-size:13px;color:#a9c8ff}
.site-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap;justify-content:flex-end}
.site-nav a{color:#dbe8ff;margin-left:14px;text-decoration:none;font-size:14px;padding:6px 10px;border-radius:16px;transition:background .15s ease,color .15s ease}
.site-nav a:hover{background:rgba(9,35,84,.8);color:#fff}
.container{max-width:1200px;margin:22px auto;padding:0 18px}
.banner-fictif{background:linear-gradient(90deg,#8b1e2d,#b02a37);color:#fff;padding:6px 18px;text-align:center;font-size:12px;box-shadow:0 2px 6px rgba(0,0,0,.35)}
.card{background:rgba(10,16,30,.85);border:1px solid rgba(90,112,145,.9);border-radius:10px;padding:18px;margin-bottom:18px;box-shadow:0 10px 28px rgba(0,0,0,.55);backdrop-filter:blur(4px)}
.btn-primary,.btn-small{display:inline-block;border:0;border-radius:999px;background:linear-gradient(135deg,#2b7fff,#1b5ed6);color:#fff;padding:8px 18px;font-size:14px;cursor:pointer;box-shadow:0 4px 10px rgba(22,91,191,.65);transition:transform .1s ease,box-shadow .1s ease,background .15s ease}
.btn-small{padding:6px 12px;font-size:13px}
.form-group{margin-bottom:12px}
.form-group label{display:block;margin-bottom:4px;font-size:13px;text-transform:uppercase;letter-spacing:.04em;color:#9fb3d9}
.form-group input,.form-group textarea,.form-group select{width:100%;padding:8px 10px;border-radius:6px;border:1px solid #243755;background:#050912;color:#edf2ff;font-size:14px;box-shadow:0 0 0 1px rgba(9,26,54,.8)}
.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:#2b7fff;box-shadow:0 0 0 1px #2b7fff}
.table{width:100%;border-collapse:collapse;margin-top:12px;font-size:14px;background:rgba(4,9,18,.95);border-radius:8px;overflow:hidden}
.table th,.table td{border:1px solid #1f2940;padding:6px 8px}
.table th{background:linear-gradient(90deg,#16233a,#111a2d);color:#dbe8ff;font-weight:500}
.table tr:nth-child(even){background:rgba(10,18,33,.96)}
.table tr:hover{background:rgba(34,54,92,.96)}
.btn-primary:hover,.btn-small:hover{transform:translateY(-1px);box-shadow:0 6px 14px rgba(22,91,191,.8);background:linear-gradient(135deg,#3c8bff,#2263df)}
.alert{padding:8px 12px;border-radius:6px;margin-bottom:12px}
.alert-error{background:#5c1a1a;color:#ffd7d7;border:1px solid #ff9b9b}
.grid-2{display:grid;grid-template-columns:1.2fr 1.8fr;gap:16px}
.page-grid{display:grid;grid-template-columns:1.4fr 1.6fr;gap:16px;align-items:flex-start}
.link-list{list-style:none;padding:0;margin:0}
.link-list li{margin-bottom:6px}
.link-list a{text-decoration:none;color:#dbe8ff;padding:4px 0;display:inline-block}
.link-list a:hover{text-decoration:none}
.site-footer{margin-top:32px;border-top:1px solid rgba(90,112,145,.7);background:rgba(3,6,14,.97);color:#9fb3d9;font-size:12px}
.site-footer-inner{max-width:1200px;margin:0 auto;padding:14px 18px;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
.site-footer a{color:#c2d4ff;text-decoration:none}
.site-footer a:hover{text-decoration:underline}
.home-hero{display:flex;flex-direction:column;gap:12px}
.home-hero-header{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}
.home-hero-header p{margin:6px 0 0;font-size:14px;color:#c2d4ff}
.home-hero-user{font-size:13px;color:#9fb3d9;text-align:right}
.home-hero-kpis{display:flex;gap:12px;flex-wrap:wrap;margin-top:10px}
.home-hero-kpi{min-width:150px;padding:10px 12px;border-radius:8px;background:rgba(6,14,30,.95);border:1px solid rgba(60,88,140,.9);font-size:13px}
.home-hero-kpi span{display:block;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:#9fb3d9}
.home-hero-kpi strong{display:block;font-size:20px;margin-top:6px}
.home-columns{display:grid;grid-template-columns:1.3fr 1.2fr;gap:16px}
.mail-layout{display:flex;flex-direction:column;gap:16px}
.mail-sidebar{max-width:360px}
.mail-main{flex:1}
.mail-columns{display:flex;gap:16px;align-items:flex-start}
.mail-list{flex:1}
.mail-detail{flex:1}
.mail-unread{background:rgba(31,56,101,.65)}
.auth-page{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:24px;background:radial-gradient(circle at top,#19396f,#050711)}
.auth-layout{max-width:960px;width:100%;margin:0 auto;display:flex;gap:32px;align-items:stretch}
.auth-panel-info{flex:1;color:#dbe8ff;display:flex;flex-direction:column;justify-content:center}
.auth-panel-info h1{font-size:26px;margin:0 0 6px}
.auth-panel-info p{font-size:14px;margin:4px 0}
.auth-panel-info ul{list-style:none;padding:0;margin:8px 0 0;font-size:13px}
.auth-panel-info li{margin-bottom:4px}
.auth-panel-form{flex:0 0 360px;display:flex;align-items:center;justify-content:center}
.auth-card{background:rgba(10,16,30,.96);border:1px solid rgba(90,112,145,.9);border-radius:12px;padding:22px 20px;max-width:380px;width:100%;box-shadow:0 14px 32px rgba(0,0,0,.8);backdrop-filter:blur(6px)}
.auth-card h1{font-size:20px;margin:0 0 4px}
.auth-subtitle{font-size:13px;color:#a9c8ff;margin-bottom:16px}
.auth-footer{margin-top:12px;font-size:13px;color:#9fb3d9}
.auth-fields .form-group{margin-bottom:10px}
.auth-fields .form-group label{font-size:13px;letter-spacing:.03em;text-transform:uppercase;color:#9fb3d9}
.auth-fields .form-group input{border-radius:999px;padding:8px 16px;font-size:14px;width:260px;max-width:100%;margin:0 auto;display:block}
.auth-card .btn-primary{padding:8px 18px;font-size:14px}
form.card-form{max-width:520px;margin:0 auto}
form.card-form .form-row{display:flex;gap:12px}
form.card-form .form-row .form-group{flex:1}
@media (max-width:900px){
 .site-header-inner{flex-direction:column;align-items:flex-start;gap:8px}
 .grid-2,.mail-columns{grid-template-columns:1fr;display:block}
 .page-grid,.home-columns{grid-template-columns:1fr;display:block}
 .mail-sidebar{max-width:none}
 .auth-layout{flex-direction:column}
}