:root{
  --bg:#f4f6f9; --card:#fff; --ink:#1f2733; --muted:#6b7683; --line:#e3e8ef;
  --brand:#2563eb; --brand-d:#1d4ed8; --ok:#16a34a; --warn:#d97706; --err:#dc2626;
  --chip:#eef2ff;
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;line-height:1.5}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
header{background:#0f172a;color:#fff;padding:0 18px;display:flex;align-items:center;
  gap:6px;flex-wrap:wrap;position:sticky;top:0;z-index:20;box-shadow:0 1px 4px rgba(0,0,0,.15)}
header .brand{font-weight:700;font-size:17px;padding:14px 10px 14px 0;margin-right:8px}
header nav{display:flex;gap:2px;flex-wrap:wrap;flex:1}
header nav a{color:#cbd5e1;padding:14px 12px;border-bottom:3px solid transparent}
header nav a:hover{color:#fff;text-decoration:none}
header nav a.active{color:#fff;border-bottom-color:var(--brand)}
header .user{color:#cbd5e1;font-size:13px;display:flex;align-items:center;gap:10px}
header .user b{color:#fff}
.wrap{max-width:1120px;margin:22px auto;padding:0 16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px;margin-bottom:18px}
.card h2,.card h3{margin:0 0 12px}
h1{font-size:22px;margin:0 0 16px}
.grid{display:grid;gap:16px}
.grid.c2{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.grid.c3{grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.stat{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px}
.stat .n{font-size:30px;font-weight:700}
.stat .l{color:var(--muted);font-size:13px;margin-top:2px}
.stat.ok .n{color:var(--ok)} .stat.warn .n{color:var(--warn)} .stat.err .n{color:var(--err)}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:9px 10px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em}
tr:hover td{background:#fafbfe}
.table-wrap{overflow-x:auto}
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:8px;
  padding:8px 14px;font-size:14px;cursor:pointer;font-family:inherit}
.btn:hover{background:var(--brand-d);text-decoration:none}
.btn.sec{background:#e5e7eb;color:#111}
.btn.ok{background:var(--ok)} .btn.err{background:var(--err)} .btn.warn{background:var(--warn)}
.btn.sm{padding:5px 10px;font-size:13px}
input,select,textarea{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:8px;
  font-family:inherit;font-size:14px;background:#fff}
label{display:block;font-size:13px;color:var(--muted);margin:10px 0 4px}
.row{display:flex;gap:12px;flex-wrap:wrap}
.row>div{flex:1;min-width:160px}
.chip{display:inline-block;background:var(--chip);color:var(--brand-d);border-radius:20px;
  padding:2px 10px;font-size:12px;font-weight:600}
.badge{display:inline-block;border-radius:6px;padding:2px 8px;font-size:12px;font-weight:600}
.b-bekle{background:#fef3c7;color:#92400e}.b-onay{background:#dcfce7;color:#166534}
.b-red{background:#fee2e2;color:#991b1b}.b-iptal{background:#e5e7eb;color:#374151}
.b-acik{background:#dbeafe;color:#1e40af}.b-kapandi{background:#e5e7eb;color:#374151}
.flash{padding:11px 14px;border-radius:8px;margin-bottom:12px;font-size:14px}
.flash.success{background:#dcfce7;color:#166534}.flash.danger{background:#fee2e2;color:#991b1b}
.flash.warning{background:#fef3c7;color:#92400e}.flash.info{background:#dbeafe;color:#1e40af}
.muted{color:var(--muted)}
.right{text-align:right}.center{text-align:center}
.mini{font-size:12px;color:var(--muted)}
details.inline summary{cursor:pointer;color:var(--brand);font-size:13px}
.login-box{max-width:380px;margin:8vh auto}
.login-box .card{padding:28px}
.login-box h1{text-align:center}
hr{border:0;border-top:1px solid var(--line);margin:16px 0}
.gun-badge{background:var(--brand);color:#fff;border-radius:8px;padding:4px 8px;font-weight:700;font-size:13px;min-width:42px;text-align:center;display:inline-block}