/* =========================================================
   ADMINISTRATION DES CONCOURS — INTERFACE MODERNE ET COMPACTE
   ========================================================= */
:root{
    --admin-navy:#062f5f;
    --admin-navy-dark:#031f3f;
    --admin-blue:#0b63b6;
    --admin-blue-soft:#eaf3ff;
    --admin-red:#b91c1c;
    --admin-red-soft:#fee2e2;
    --admin-green:#166534;
    --admin-green-soft:#dcfce7;
    --admin-orange:#92400e;
    --admin-orange-soft:#fef3c7;
    --admin-text:#10213d;
    --admin-muted:#60708a;
    --admin-border:#d8e1ec;
    --admin-surface:#fff;
}
*{box-sizing:border-box}
html{min-height:100%}
body{
    margin:0;
    min-height:100vh;
    font-family:Arial,Helvetica,sans-serif;
    color:var(--admin-text);
    background:
        linear-gradient(rgba(3,31,63,.22),rgba(3,31,63,.22)),
        url('/assets/images/hero.jpg') center/cover fixed no-repeat;
}
a{text-decoration:none}
.admin-container{
    width:min(calc(100vw - 24px),1780px);
    margin:auto;
}
.admin-topbar{
    background:linear-gradient(90deg,var(--admin-navy-dark),var(--admin-navy));
    color:#fff;
    box-shadow:0 5px 20px rgba(0,0,0,.18);
}
.admin-topbar-inner{
    min-height:64px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
}
.admin-brand{
    display:flex;
    align-items:center;
    gap:11px;
    color:#fff;
}
.admin-brand-mark{
    width:44px;height:44px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    background:#fff;color:var(--admin-navy);font-weight:900;
}
.admin-brand strong{display:block;font-size:1rem}
.admin-brand small{display:block;margin-top:2px;color:#cbdcf0;font-size:.7rem}
.admin-nav{display:flex;gap:7px;flex-wrap:wrap}
.admin-nav a{
    min-height:38px;padding:0 12px;border-radius:8px;
    display:inline-flex;align-items:center;justify-content:center;
    color:#fff;background:rgba(255,255,255,.09);
    font-size:.72rem;font-weight:900;
}
.admin-nav a:hover,.admin-nav a.active{background:#fff;color:var(--admin-blue)}
.admin-page{padding:14px 0 24px}
.admin-shell{
    overflow:hidden;
    border-radius:17px;
    background:rgba(255,255,255,.97);
    box-shadow:0 24px 60px rgba(0,0,0,.24);
}
.admin-hero{
    padding:18px 22px;
    display:flex;align-items:center;justify-content:space-between;
    gap:16px;flex-wrap:wrap;
    background:linear-gradient(135deg,var(--admin-navy),var(--admin-blue));
    color:#fff;
}
.admin-hero h1{margin:0;font-size:clamp(1.55rem,2.5vw,2.15rem);color:#fff}
.admin-hero p{margin:5px 0 0;color:#dbeafe;font-size:.82rem}
.admin-content{padding:16px 18px 20px}
.admin-toolbar{
    display:flex;align-items:center;justify-content:space-between;
    gap:12px;flex-wrap:wrap;margin-bottom:11px;
}
.admin-toolbar h2{margin:0;color:var(--admin-navy);font-size:1.12rem}
.admin-toolbar p{margin:3px 0 0;color:var(--admin-muted);font-size:.72rem}
.admin-btn{
    min-height:36px;padding:0 12px;border:0;border-radius:8px;
    display:inline-flex;align-items:center;justify-content:center;
    font:inherit;font-size:.7rem;font-weight:900;cursor:pointer;
    transition:.16s ease;
}
.admin-btn:hover{transform:translateY(-1px)}
.admin-btn-primary{background:linear-gradient(145deg,var(--admin-blue),#0751a1);color:#fff}
.admin-btn-soft{background:var(--admin-blue-soft);color:#0751a1}
.admin-btn-danger{background:var(--admin-red);color:#fff}
.admin-btn-open{background:var(--admin-green-soft);color:var(--admin-green)}
.admin-btn-close{background:var(--admin-orange-soft);color:var(--admin-orange)}
.admin-table-card{
    overflow:hidden;border:1px solid var(--admin-border);
    border-radius:12px;background:#fff;
}
.admin-table-scroll{overflow-x:auto}
.admin-table{width:100%;border-collapse:collapse;min-width:980px}
.admin-table th{
    padding:9px 8px;text-align:left;background:#eef4fb;color:#14345c;
    border-bottom:1px solid var(--admin-border);
    font-size:.64rem;text-transform:uppercase;letter-spacing:.04em;
}
.admin-table td{
    padding:8px;border-bottom:1px solid #e8edf4;
    vertical-align:middle;font-size:.72rem;color:#243754;
}
.admin-table tr:last-child td{border-bottom:0}
.admin-table tbody tr:hover{background:#f8fbff}
.admin-actions{display:flex;gap:5px;flex-wrap:wrap}
.admin-actions form{margin:0}
.admin-badge{
    display:inline-flex;align-items:center;justify-content:center;
    padding:4px 7px;border-radius:999px;font-size:.6rem;font-weight:900;
}
.admin-badge-open{background:var(--admin-green-soft);color:var(--admin-green)}
.admin-badge-closed{background:var(--admin-orange-soft);color:var(--admin-orange)}
.admin-count{
    display:inline-flex;min-width:30px;height:26px;padding:0 7px;
    align-items:center;justify-content:center;border-radius:999px;
    background:#eef4fb;color:#0751a1;font-weight:900;
}
.admin-empty{padding:32px;text-align:center;color:var(--admin-muted)}
.admin-form-card{
    width:min(760px,100%);margin:auto;padding:18px;
    border:1px solid var(--admin-border);border-radius:13px;background:#fff;
}
.admin-form-card h1,.admin-form-card h2{color:var(--admin-navy)}
.admin-form-card h1{margin:0 0 13px;font-size:1.35rem}
.admin-form-card h2{margin:15px 0 9px;font-size:.95rem}
.admin-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.admin-field{margin-bottom:11px}
.admin-field label{display:block;margin-bottom:5px;color:#28405f;font-size:.72rem;font-weight:900}
.admin-field input,.admin-field select{
    width:100%;height:40px;padding:0 11px;border:1px solid #cfd9e5;
    border-radius:8px;background:#fff;color:var(--admin-text);font:inherit;font-size:.8rem;
}
.admin-field input:focus,.admin-field select:focus{
    outline:none;border-color:var(--admin-blue);box-shadow:0 0 0 3px rgba(11,99,182,.1)
}
.admin-check{
    display:flex;align-items:flex-start;gap:8px;padding:9px 10px;
    border-radius:8px;background:#f8fafc;color:#425775;font-size:.74rem;
}
.admin-check input{margin-top:2px}
.admin-notice{
    width:min(760px,100%);margin:0 auto 10px;padding:10px 12px;
    border-radius:9px;font-size:.74rem;
}
.admin-notice-danger{background:var(--admin-red-soft);color:#991b1b}
.admin-login-wrap{
    min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
}
.admin-login-card{
    width:min(430px,100%);padding:24px;border-radius:16px;
    background:rgba(255,255,255,.98);box-shadow:0 24px 60px rgba(0,0,0,.25)
}
.admin-login-logo{
    width:58px;height:58px;margin:0 auto 13px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    background:linear-gradient(145deg,var(--admin-blue),#0751a1);color:#fff;font-weight:900
}
.admin-login-card h1{margin:0 0 5px;text-align:center;color:var(--admin-navy);font-size:1.35rem}
.admin-login-card p{margin:0 0 16px;text-align:center;color:var(--admin-muted);font-size:.75rem}
.admin-footer{text-align:center;padding:10px;color:#fff;font-size:.65rem;text-shadow:0 2px 5px rgba(0,0,0,.4)}
@media(max-width:900px){
    .admin-topbar-inner{padding:10px 0;flex-wrap:wrap}
    .admin-nav{width:100%;overflow-x:auto;flex-wrap:nowrap}
    .admin-form-grid{grid-template-columns:1fr}
}
@media(max-width:650px){
    .admin-container{width:calc(100vw - 14px)}
    .admin-content{padding:11px}
    .admin-hero{padding:14px}
}