:root{
    --lacivert:#003b73;
    --mavi:#006bb8;
    --acik:#eef5fb;
    --yazi:#1f2937;
    --soluk:#64748b;
    --cizgi:#dbe5ef;
    --beyaz:#fff;
    --yesil:#15803d;
    --kirmizi:#b42318;
    --golge:0 16px 36px rgba(15,23,42,.11);
}
*{box-sizing:border-box}
html{font-size:16px}
body{
    margin:0;
    min-height:100vh;
    font-family:"Segoe UI",Arial,sans-serif;
    color:var(--yazi);
    background:linear-gradient(145deg,#edf4fb 0,#f8fafc 52%,#eaf2f8 100%);
}
a{color:inherit}
.yonetim-ust{
    position:sticky;
    top:0;
    z-index:20;
    color:#fff;
    background:linear-gradient(100deg,var(--lacivert),var(--mavi));
    box-shadow:0 3px 14px rgba(0,35,70,.24);
}
.yonetim-ust-ic{
    width:min(1180px,calc(100% - 32px));
    min-height:72px;
    margin:auto;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:20px;
}
.marka{display:flex;align-items:center;gap:12px;min-width:0}
.marka img{width:50px;height:50px;object-fit:contain;flex:0 0 auto}
.marka strong{display:block;font-size:15px;letter-spacing:.055em}
.marka span{display:block;margin-top:2px;font-size:12px;opacity:.9}
.nav{display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap}
.nav a{
    min-height:40px;
    padding:10px 14px;
    border:1px solid rgba(255,255,255,.23);
    border-radius:10px;
    text-decoration:none;
    font-size:13px;
    font-weight:600;
    background:rgba(255,255,255,.08);
}
.nav a:hover,.nav a.aktif{background:#fff;color:var(--lacivert)}
.nav a.cikis{background:rgba(127,29,29,.35)}
.icerik{width:min(1180px,calc(100% - 32px));margin:28px auto 44px}
.sayfa-baslik{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:16px}
.sayfa-baslik h1{margin:0;color:var(--lacivert);font-size:25px}
.sayfa-baslik p{margin:5px 0 0;color:var(--soluk);font-size:14px}
.kart{
    background:var(--beyaz);
    border:1px solid rgba(219,229,239,.9);
    border-radius:18px;
    box-shadow:var(--golge);
    padding:24px;
}
.kart + .kart{margin-top:18px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}
.form-grup{min-width:0}
.form-grup.tam{grid-column:1/-1}
label{display:block;margin-bottom:7px;color:#334155;font-size:13px;font-weight:650}
.zorunlu{color:var(--kirmizi)}
input[type=text],input[type=password],input[type=number],textarea,select{
    width:100%;
    min-height:46px;
    padding:11px 13px;
    border:1px solid #cbd5e1;
    border-radius:10px;
    color:#172033;
    background:#fbfdff;
    font:inherit;
    font-size:14px;
    outline:none;
    transition:.16s border-color,.16s box-shadow,.16s background;
}
textarea{min-height:112px;resize:vertical}
input:focus,textarea:focus,select:focus{
    border-color:#1680c4;
    background:#fff;
    box-shadow:0 0 0 3px rgba(0,107,184,.13);
}
.form-alt{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:20px}
.form-not{color:var(--soluk);font-size:12px}
.butonlar{display:flex;align-items:center;justify-content:flex-end;gap:9px;flex-wrap:wrap}
.btn{
    min-height:44px;
    padding:11px 17px;
    border:0;
    border-radius:10px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:7px;
    text-decoration:none;
    font-size:13px;
    font-weight:700;
    cursor:pointer;
    transition:.15s transform,.15s box-shadow,.15s background;
}
.btn:hover{transform:translateY(-1px)}
.btn-birincil{color:#fff;background:linear-gradient(135deg,#0875b9,#005a9c);box-shadow:0 8px 18px rgba(0,91,158,.22)}
.btn-ikincil{color:#334155;background:#e8eef4}
.btn-tehlike{color:#fff;background:#b42318}
.btn-kucuk{min-height:34px;padding:7px 11px;border-radius:8px;font-size:12px}
.mesaj{margin-bottom:16px;padding:12px 14px;border-radius:11px;font-size:13px;font-weight:600}
.mesaj-basarili{color:#166534;background:#dcfce7;border:1px solid #bbf7d0}
.mesaj-hata{color:#991b1b;background:#fee2e2;border:1px solid #fecaca}
.filtre{display:grid;grid-template-columns:minmax(220px,1fr) 160px auto;gap:11px;align-items:end}
.ozet{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.kayit-sayisi{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;color:#064b79;background:#e1f1fb;font-size:13px;font-weight:700}
.tablo-kap{width:100%;overflow-x:auto;border:1px solid var(--cizgi);border-radius:12px}
table{width:100%;border-collapse:collapse;font-size:13px}
thead{color:#fff;background:linear-gradient(90deg,var(--lacivert),var(--mavi))}
th,td{padding:11px 10px;text-align:left;vertical-align:top;border-bottom:1px solid #e7edf3}
th{font-size:12px;white-space:nowrap}
tbody tr:nth-child(even){background:#f8fafc}
tbody tr:hover{background:#edf6fc}
tbody tr:last-child td{border-bottom:0}
.islem{display:flex;gap:6px;align-items:center;white-space:nowrap}
.islem form{margin:0}
.bos{text-align:center!important;padding:28px!important;color:var(--soluk)}
.altbilgi{text-align:center;margin-top:22px;color:#718096;font-size:12px}
.login-govde{display:grid;place-items:center;padding:24px}
.login-kart{width:min(430px,100%);padding:30px;background:#fff;border-radius:20px;box-shadow:0 24px 60px rgba(15,23,42,.18);border:1px solid #e2e8f0}
.login-marka{text-align:center;margin-bottom:23px}
.login-marka img{width:82px;height:82px;object-fit:contain}
.login-marka h1{margin:10px 0 3px;color:var(--lacivert);font-size:19px;letter-spacing:.035em}
.login-marka p{margin:0;color:var(--soluk);font-size:13px}
.login-kart .form-grup + .form-grup{margin-top:15px}
.login-kart .btn{width:100%;margin-top:19px}
.login-alt{margin-top:17px;text-align:center;font-size:12px;color:var(--soluk)}
.login-alt a{color:var(--lacivert);font-weight:650;text-decoration:none}

@media(max-width:820px){
    .yonetim-ust{position:static}
    .yonetim-ust-ic{width:min(100% - 24px,1180px);padding:12px 0;align-items:flex-start;flex-direction:column;gap:11px}
    .nav{width:100%;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
    .nav a{text-align:center}
    .icerik{width:min(100% - 24px,1180px);margin:20px auto 30px}
    .form-grid{grid-template-columns:1fr}
    .form-grup.tam{grid-column:auto}
    .filtre{grid-template-columns:1fr 1fr}
    .filtre .butonlar{grid-column:1/-1}
    .filtre .btn{flex:1}
    .kart{padding:18px}
}
@media(max-width:680px){
    .sayfa-baslik{align-items:flex-start;flex-direction:column}
    .sayfa-baslik h1{font-size:22px}
    .form-alt,.ozet{align-items:stretch;flex-direction:column}
    .form-alt .butonlar,.ozet .butonlar{width:100%}
    .form-alt .btn,.ozet .btn{flex:1}
    .filtre{grid-template-columns:1fr}
    .filtre .butonlar{grid-column:auto}
    .tablo-kap{border:0;overflow:visible}
    table,thead,tbody,tr,th,td{display:block;width:100%}
    thead{display:none}
    tbody{display:grid;gap:12px}
    tbody tr{padding:8px 12px;background:#fff!important;border:1px solid var(--cizgi);border-radius:12px;box-shadow:0 5px 13px rgba(15,23,42,.05)}
    tbody td{display:grid;grid-template-columns:116px minmax(0,1fr);gap:9px;padding:8px 0;border-bottom:1px dashed #dfe7ef;overflow-wrap:anywhere}
    tbody td::before{content:attr(data-label);color:#526476;font-size:11px;font-weight:750;text-transform:uppercase}
    tbody td:last-child{border-bottom:0}
    tbody td.bos{display:block}
    tbody td.bos::before{display:none}
    .islem{white-space:normal}
    .islem .btn{flex:1}
    .islem form{display:flex;flex:1}
    .islem form .btn{width:100%}
}
@media(max-width:420px){
    .marka img{width:44px;height:44px}
    .marka strong{font-size:13px}
    .nav{grid-template-columns:1fr}
    .kart,.login-kart{padding:16px;border-radius:15px}
    .butonlar{width:100%}
    .butonlar .btn{width:100%}
}