:root{
  --lacivert:#14264a; --lacivert2:#1f3a6b; --altin:#c9a227;
  --zemin:#f5f6f8; --kart:#ffffff; --metin:#1a1d23; --soluk:#6b7280;
  --cizgi:#e4e7ec; --yesil:#12805c; --kirmizi:#c0392b; --mavi:#1d6fb8;
  --golge:0 1px 3px rgba(16,24,40,.08),0 1px 2px rgba(16,24,40,.06);
}
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  background:var(--zemin);color:var(--metin);font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}
a{color:var(--mavi);text-decoration:none}
button{font-family:inherit;font-size:14px;cursor:pointer;border:0;border-radius:8px;padding:10px 16px;
  background:var(--lacivert);color:#fff;font-weight:600;transition:.15s}
button:hover{opacity:.9}
button:disabled{opacity:.5;cursor:not-allowed}
.btn-ikinci{background:#fff;color:var(--lacivert);border:1px solid var(--cizgi)}
.btn-kirmizi{background:var(--kirmizi)}
.btn-kucuk{padding:6px 10px;font-size:13px;border-radius:6px}
input,select,textarea{font-family:inherit;font-size:15px;width:100%;padding:10px 12px;
  border:1px solid var(--cizgi);border-radius:8px;background:#fff;color:var(--metin)}
input:focus,select:focus,textarea:focus{outline:2px solid #b9cbe8;border-color:var(--lacivert)}
label{display:block;font-size:13px;font-weight:600;color:#374151;margin-bottom:5px}
.alan{margin-bottom:14px}
.gizli{display:none !important}

/* --- giris --- */
.giris-sayfa{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,#14264a,#25406f 60%,#0f1b34);padding:20px}
.giris-kutu{background:#fff;border-radius:14px;padding:32px 28px;width:100%;max-width:400px;box-shadow:0 12px 40px rgba(0,0,0,.25)}
.giris-kutu h1{font-size:20px;color:var(--lacivert);margin-bottom:4px}
.giris-kutu p.alt{color:var(--soluk);font-size:13px;margin-bottom:22px}
.hata{background:#fde8e6;color:var(--kirmizi);padding:10px 12px;border-radius:8px;font-size:13px;margin-bottom:14px}
.basarili{background:#e6f4ee;color:var(--yesil);padding:10px 12px;border-radius:8px;font-size:13px;margin-bottom:14px}

/* --- tanitim sitesi --- */
.ust{background:var(--lacivert);color:#fff;padding:14px 22px;display:flex;justify-content:space-between;align-items:center;position:sticky;top:0;z-index:20}
.ust .marka{font-weight:700;letter-spacing:.3px}
.ust .marka span{color:var(--altin)}
.kahraman{background:linear-gradient(150deg,#14264a,#27447a);color:#fff;padding:64px 22px;text-align:center}
.kahraman h1{font-size:30px;margin-bottom:14px;line-height:1.25}
.kahraman p{max-width:620px;margin:0 auto 26px;opacity:.9}
.bolum{max-width:1000px;margin:0 auto;padding:48px 22px}
.bolum h2{font-size:21px;color:var(--lacivert);margin-bottom:18px}
.izgara{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.kutu{background:var(--kart);border:1px solid var(--cizgi);border-radius:12px;padding:20px;box-shadow:var(--golge)}
.kutu h3{font-size:15px;margin-bottom:8px;color:var(--lacivert)}
.kutu p{font-size:14px;color:var(--soluk)}
.alt-bilgi{background:var(--lacivert);color:#9fb0cc;padding:26px 22px;text-align:center;font-size:13px}

/* --- panel --- */
.panel{display:flex;min-height:100vh}
.yan{width:230px;background:var(--lacivert);color:#c8d3e6;padding:18px 0;flex-shrink:0;position:sticky;top:0;height:100vh;overflow-y:auto}
.yan .marka{padding:0 20px 18px;font-weight:700;color:#fff;font-size:16px;border-bottom:1px solid rgba(255,255,255,.12);margin-bottom:12px}
.yan .marka span{color:var(--altin)}
.yan a{display:flex;align-items:center;gap:10px;padding:11px 20px;color:#c8d3e6;font-size:14px;cursor:pointer;border-left:3px solid transparent}
.yan a:hover{background:rgba(255,255,255,.06);color:#fff}
.yan a.etkin{background:rgba(255,255,255,.1);color:#fff;border-left-color:var(--altin);font-weight:600}
.icerik{flex:1;min-width:0}
.baslik-cubugu{background:#fff;border-bottom:1px solid var(--cizgi);padding:14px 24px;display:flex;
  justify-content:space-between;align-items:center;position:sticky;top:0;z-index:10}
.baslik-cubugu h1{font-size:18px;color:var(--lacivert)}
.kullanici-rozet{font-size:13px;color:var(--soluk);display:flex;align-items:center;gap:10px}
.rol{background:var(--lacivert);color:#fff;padding:3px 9px;border-radius:20px;font-size:11px;font-weight:700;text-transform:uppercase}
.sayfa{padding:22px 24px 60px}
.menu-btn{display:none;background:none;color:#fff;padding:6px 10px;font-size:20px}

/* kartlar */
.kartlar{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(215px,1fr));margin-bottom:22px}
.olcum{background:#fff;border:1px solid var(--cizgi);border-radius:12px;padding:16px 18px;box-shadow:var(--golge)}
.olcum .etiket{font-size:12px;color:var(--soluk);text-transform:uppercase;letter-spacing:.4px;font-weight:600}
.olcum .deger{font-size:23px;font-weight:700;color:var(--lacivert);margin-top:6px;letter-spacing:-.5px}
.olcum .not{font-size:12px;color:var(--soluk);margin-top:4px}
.olcum.yesil .deger{color:var(--yesil)} .olcum.kirmizi .deger{color:var(--kirmizi)}
.olcum.altin{border-left:4px solid var(--altin)}

.bolum-basligi{font-size:14px;font-weight:700;color:var(--lacivert);text-transform:uppercase;
  letter-spacing:.5px;margin:26px 0 12px;padding-bottom:8px;border-bottom:2px solid var(--cizgi)}

/* tablo */
.tablo-sarmal{background:#fff;border:1px solid var(--cizgi);border-radius:12px;overflow:auto;box-shadow:var(--golge)}
table{width:100%;border-collapse:collapse;font-size:14px;white-space:nowrap}
th{background:#f8fafc;text-align:left;padding:11px 14px;font-size:12px;text-transform:uppercase;
  letter-spacing:.4px;color:#475467;border-bottom:1px solid var(--cizgi);font-weight:700;position:sticky;top:0}
td{padding:11px 14px;border-bottom:1px solid #f1f3f6}
tbody tr:hover{background:#fafbfc}
td.sayi,th.sayi{text-align:right;font-variant-numeric:tabular-nums}
.rozet{padding:3px 9px;border-radius:20px;font-size:12px;font-weight:600;display:inline-block}
.r-yesil{background:#e6f4ee;color:var(--yesil)} .r-sari{background:#fef3c7;color:#92400e}
.r-kirmizi{background:#fde8e6;color:var(--kirmizi)} .r-gri{background:#eef0f3;color:#475467}
.r-mavi{background:#e5effa;color:var(--mavi)}

.arac-cubugu{display:flex;gap:10px;margin-bottom:14px;flex-wrap:wrap;align-items:center}
.arac-cubugu input[type=search]{max-width:280px}
.bos{padding:40px;text-align:center;color:var(--soluk);font-size:14px}

/* modal */
.perde{position:fixed;inset:0;background:rgba(15,23,42,.55);display:flex;align-items:flex-start;
  justify-content:center;padding:24px;z-index:100;overflow-y:auto}
.modal{background:#fff;border-radius:14px;width:100%;max-width:560px;padding:24px;margin:auto}
.modal h2{font-size:17px;color:var(--lacivert);margin-bottom:16px}
.modal-alt{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}
.ikili{display:grid;grid-template-columns:1fr 1fr;gap:12px}

.duyuru{background:#fff;border:1px solid var(--cizgi);border-left:4px solid var(--altin);
  border-radius:10px;padding:16px 18px;margin-bottom:12px;box-shadow:var(--golge)}
.duyuru h3{font-size:15px;color:var(--lacivert)}
.duyuru .tar{font-size:12px;color:var(--soluk);margin:2px 0 8px}
.duyuru p{font-size:14px;white-space:pre-wrap}

@media(max-width:860px){
  .yan{position:fixed;left:-240px;transition:.25s;z-index:50;box-shadow:4px 0 20px rgba(0,0,0,.2)}
  .yan.acik{left:0}
  .menu-btn{display:block;color:var(--lacivert)}
  .baslik-cubugu{padding:12px 14px}
  .sayfa{padding:16px 14px 60px}
  .kahraman h1{font-size:24px}
  .olcum .deger{font-size:20px}
  .ikili{grid-template-columns:1fr}
}