:root{
  --brand:#4f46e5;
  --brand-d:#4338ca;
  --bg:#f1f5f9; --card:#ffffff; --text:#0f172a; --muted:#64748b;
  --border:#e2e8f0; --hover:#f8fafc;
  --green:#16a34a; --green-bg:#dcfce7;
  --red:#dc2626; --red-bg:#fee2e2;
  --amber:#d97706; --amber-bg:#fef3c7;
  --blue:#2563eb; --blue-bg:#dbeafe;
  --radius:14px; --shadow:0 1px 3px rgba(0,0,0,.08),0 1px 2px rgba(0,0,0,.04);
}
[data-theme="dark"]{
  --bg:#0b1220; --card:#111a2e; --text:#e2e8f0; --muted:#94a3b8;
  --border:#1e293b; --hover:#172033;
  --green-bg:#052e1a; --red-bg:#3b0d0d; --amber-bg:#3a2a07; --blue-bg:#0c2147;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:'Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;background:var(--bg);color:var(--text);font-size:14.5px;line-height:1.5}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}

/* Layout */
.layout{display:flex;min-height:100vh}
.sidebar{width:248px;background:var(--card);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;bottom:0;left:0;z-index:40;transition:transform .2s}
.sidebar .brand{display:flex;align-items:center;gap:10px;padding:18px 18px;font-weight:700;font-size:17px;border-bottom:1px solid var(--border)}
.sidebar .brand .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--brand),var(--brand-d));color:#fff;display:grid;place-items:center;font-size:18px}
.nav{padding:10px;overflow-y:auto;flex:1}
.nav .group{font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);padding:14px 12px 6px}
.nav a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:10px;color:var(--text);font-weight:500;margin-bottom:2px}
.nav a:hover{background:var(--hover);text-decoration:none}
.nav a.active{background:var(--brand);color:#fff}
.nav a .ic{width:20px;text-align:center}
.nav a .badge{margin-left:auto}

.content{flex:1;margin-left:248px;display:flex;flex-direction:column;min-width:0}
.topbar{height:60px;background:var(--card);border-bottom:1px solid var(--border);display:flex;align-items:center;gap:14px;padding:0 22px;position:sticky;top:0;z-index:30}
.topbar h1{font-size:18px;margin:0;font-weight:650}
.topbar .spacer{flex:1}
.usermenu{display:flex;align-items:center;gap:10px}
.avatar{width:34px;height:34px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:600}
.main{padding:22px;max-width:1280px;width:100%}
.hamburger{display:none;background:none;border:none;font-size:22px;cursor:pointer;color:var(--text)}

/* Cards / grid */
.grid{display:grid;gap:16px}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.card .hd{padding:14px 18px;border-bottom:1px solid var(--border);font-weight:650;display:flex;align-items:center;gap:10px}
.card .bd{padding:18px}
.card .hd .spacer{flex:1}

/* Stat cards */
.stat{padding:18px;border-radius:var(--radius);background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow)}
.stat .label{color:var(--muted);font-size:12.5px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}
.stat .value{font-size:30px;font-weight:750;margin-top:6px}
.stat .sub{color:var(--muted);font-size:12.5px;margin-top:4px}
.stat.brand{background:linear-gradient(135deg,var(--brand),var(--brand-d));color:#fff;border:none}
.stat.brand .label,.stat.brand .sub{color:rgba(255,255,255,.85)}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:7px;padding:9px 15px;border-radius:10px;border:1px solid var(--border);background:var(--card);color:var(--text);font-weight:600;cursor:pointer;font-size:14px;transition:.12s}
.btn:hover{background:var(--hover);text-decoration:none}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand-d)}
.btn.success{background:var(--green);border-color:var(--green);color:#fff}
.btn.danger{background:var(--red);border-color:var(--red);color:#fff}
.btn.sm{padding:6px 11px;font-size:13px}
.btn.block{width:100%;justify-content:center}
.btn.lg{padding:14px 22px;font-size:16px}

/* Forms */
.field{margin-bottom:14px}
.field label{display:block;font-weight:600;margin-bottom:6px;font-size:13.5px}
.field .hint{color:var(--muted);font-size:12px;margin-top:4px}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:var(--card);color:var(--text);font-size:14.5px;font-family:inherit}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 18%,transparent)}
.row{display:flex;gap:14px;flex-wrap:wrap}
.row>.field{flex:1;min-width:160px}
.check{display:flex;align-items:center;gap:9px}
.check input{width:auto}

/* Tables */
.table-wrap{overflow-x:auto}
table.tbl{width:100%;border-collapse:collapse;font-size:14px}
table.tbl th{text-align:left;padding:11px 12px;border-bottom:2px solid var(--border);color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em;white-space:nowrap}
table.tbl td{padding:11px 12px;border-bottom:1px solid var(--border);vertical-align:middle}
table.tbl tr:hover td{background:var(--hover)}
table.tbl.compact td,table.tbl.compact th{padding:7px 9px}

/* Badges */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:650}
.badge.green{background:var(--green-bg);color:var(--green)}
.badge.red{background:var(--red-bg);color:var(--red)}
.badge.amber{background:var(--amber-bg);color:var(--amber)}
.badge.blue{background:var(--blue-bg);color:var(--blue)}
.badge.gray{background:var(--hover);color:var(--muted)}
.dot{width:9px;height:9px;border-radius:50%;display:inline-block}
.dot.green{background:var(--green)}.dot.red{background:var(--red)}.dot.amber{background:var(--amber)}

/* Risk meter */
.risk{display:inline-block;min-width:42px;text-align:center;font-weight:700;padding:2px 8px;border-radius:8px}
.risk.low{background:var(--green-bg);color:var(--green)}
.risk.mid{background:var(--amber-bg);color:var(--amber)}
.risk.high{background:var(--red-bg);color:var(--red)}

/* Toasts / flash */
.toasts{position:fixed;top:16px;right:16px;z-index:100;display:flex;flex-direction:column;gap:8px}
.toast{background:var(--card);border:1px solid var(--border);border-left:4px solid var(--brand);border-radius:10px;padding:12px 16px;box-shadow:var(--shadow);min-width:260px;animation:slideIn .25s}
.toast.success{border-left-color:var(--green)}
.toast.error{border-left-color:var(--red)}
@keyframes slideIn{from{transform:translateX(20px);opacity:0}to{transform:none;opacity:1}}

/* Misc */
.muted{color:var(--muted)}
.page-actions{display:flex;gap:10px;margin-bottom:18px;flex-wrap:wrap;align-items:center}
.page-actions .spacer{flex:1}
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--border);margin-bottom:18px;flex-wrap:wrap}
.tabs a{padding:9px 15px;border-radius:10px 10px 0 0;font-weight:600;color:var(--muted)}
.tabs a.active{color:var(--brand);border-bottom:2px solid var(--brand)}
.empty{text-align:center;padding:40px;color:var(--muted)}
.kv{display:grid;grid-template-columns:140px 1fr;gap:8px 14px;font-size:14px}
.kv dt{color:var(--muted);font-weight:600}
.inline-form{display:inline}
hr{border:none;border-top:1px solid var(--border);margin:16px 0}

/* Modal */
.modal-bg{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:90;display:none;align-items:center;justify-content:center;padding:20px}
.modal-bg.open{display:flex}
.modal{background:var(--card);border-radius:var(--radius);max-width:560px;width:100%;max-height:90vh;overflow:auto;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.modal .hd{padding:16px 20px;border-bottom:1px solid var(--border);font-weight:700;display:flex;align-items:center}
.modal .bd{padding:20px}
.modal .close{margin-left:auto;cursor:pointer;background:none;border:none;font-size:22px;color:var(--muted)}

/* Rapor: sticky ilk sutun (yatay kaydirmada personel sabit kalir) */
table.tbl.sticky th:first-child, table.tbl.sticky td:first-child{position:sticky;left:0;background:var(--card);z-index:2;box-shadow:1px 0 0 var(--border)}
table.tbl.sticky tr:hover td:first-child{background:var(--hover)}
table.tbl .wknd{background:color-mix(in srgb,var(--amber) 9%,transparent)}
table.tbl .today{outline:2px solid var(--brand);outline-offset:-2px;border-radius:6px}
/* Mini ilerleme cubugu (tablo hucresi icinde) */
.pbar{position:relative;height:18px;border-radius:6px;background:var(--hover);min-width:80px;overflow:hidden}
.pbar>span{position:absolute;inset:0;width:0;background:linear-gradient(90deg,var(--brand),var(--brand-d));border-radius:6px}
.pbar>b{position:absolute;inset:0;display:flex;align-items:center;justify-content:flex-end;padding-right:7px;font-size:11.5px;font-weight:700;color:var(--text)}
/* KPI serit kart */
.kpi{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:var(--radius);background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow)}
.kpi .ic{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;font-size:20px;flex:none}
.kpi .v{font-size:22px;font-weight:750;line-height:1.1}
.kpi .l{color:var(--muted);font-size:12px;font-weight:600}
.ring{--p:0;width:54px;height:54px;border-radius:50%;display:grid;place-items:center;flex:none;
  background:conic-gradient(var(--brand) calc(var(--p)*1%),var(--hover) 0)}
.ring>span{width:40px;height:40px;border-radius:50%;background:var(--card);display:grid;place-items:center;font-weight:750;font-size:13px}

/* Mobil kenar cubugu arka plani */
.sidebar-backdrop{display:none;position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:35}

/* Mobil alt navigasyon (personel) */
.bottom-nav{display:none}

/* Responsive */
@media(max-width:900px){
  .sidebar{transform:translateX(-100%);box-shadow:6px 0 24px rgba(0,0,0,.18)}
  .sidebar.open{transform:none}
  .sidebar-backdrop.show{display:block}
  .content{margin-left:0}
  .hamburger{display:block}
  .main{padding:16px}
  .topbar{padding:0 14px;gap:10px}
  .topbar h1{font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .cols-4{grid-template-columns:repeat(2,1fr)}
  .cols-3,.cols-2{grid-template-columns:1fr}
  .stat .value{font-size:26px}
  .page-actions{gap:8px}
  .modal{max-width:100%}

  .bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;height:62px;background:var(--card);border-top:1px solid var(--border);z-index:38;box-shadow:0 -2px 12px rgba(0,0,0,.08)}
  .bottom-nav a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;font-size:11px;color:var(--muted)}
  .bottom-nav a:hover{text-decoration:none}
  .bottom-nav a span{font-size:20px;line-height:1}
  .bottom-nav a.active{color:var(--brand)}
  .bottom-nav a.fab span{background:var(--brand);color:#fff;width:48px;height:48px;border-radius:50%;display:grid;place-items:center;margin-top:-22px;box-shadow:0 5px 14px rgba(0,0,0,.28);font-size:22px}
  .bottom-nav a.fab{color:var(--brand);font-weight:700}
  body:has(.bottom-nav) .main{padding-bottom:84px}
}
@media(max-width:520px){
  .cols-4{grid-template-columns:1fr}
  .hide-sm{display:none}
  .kv{grid-template-columns:1fr}
  .kv dt{margin-top:6px}
}