:root {
  --primary: #1e3a5f;
  --primary-light: #2d5183;
  --accent: #e8b023;
  --bg: #f2f4f8;
  --card: #ffffff;
  --text: #1c2733;
  --muted: #64748b;
  --border: #dbe2ec;
  --danger: #c0392b;
  --success: #1e8e5a;
  --warning: #b7791f;
  --radius: 10px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg); color: var(--text); font-size: 14px;
}
a { color: var(--primary-light); text-decoration: none; }

/* ---- Giriş ekranı ---- */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #1e3a5f 0%, #2d5183 60%, #3d6aa8 100%);
}
.login-box {
  background: #fff; border-radius: 14px; padding: 40px; width: 380px; max-width: 92vw;
  box-shadow: 0 20px 60px rgba(0,0,0,.3);
}
.login-box h1 { font-size: 22px; color: var(--primary); margin-bottom: 4px; }
.login-box .sub { color: var(--muted); margin-bottom: 24px; font-size: 13px; }
.login-logo {
  width: 56px; height: 56px; border-radius: 14px; background: var(--primary);
  color: #fff; display: flex; align-items: center; justify-content: center;
  font-size: 28px; margin-bottom: 16px; font-weight: 700;
}

/* ---- Yerleşim ---- */
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 232px; background: var(--primary); color: #fff; flex-shrink: 0;
  display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh;
}
.sidebar .brand {
  padding: 18px 16px; font-weight: 700; font-size: 16px; border-bottom: 1px solid rgba(255,255,255,.12);
  display: flex; align-items: center; gap: 10px;
}
.sidebar .brand .logo {
  width: 34px; height: 34px; border-radius: 8px; background: var(--accent); color: var(--primary);
  display: flex; align-items: center; justify-content: center; font-weight: 800;
}
.sidebar nav { flex: 1; padding: 10px 8px; overflow-y: auto; }
.sidebar nav a {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px; border-radius: 8px;
  color: rgba(255,255,255,.82); margin-bottom: 2px; font-size: 13.5px;
}
.sidebar nav a:hover { background: rgba(255,255,255,.1); color: #fff; }
.sidebar nav a.active { background: var(--accent); color: var(--primary); font-weight: 600; }
.sidebar .user-box {
  padding: 14px 16px; border-top: 1px solid rgba(255,255,255,.12); font-size: 12.5px;
}
.sidebar .user-box .name { font-weight: 600; }
.sidebar .user-box .role { color: rgba(255,255,255,.65); margin: 2px 0 8px; }
.main { flex: 1; padding: 24px 28px; min-width: 0; }

.page-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 18px; flex-wrap: wrap; gap: 10px; }
.page-head h2 { font-size: 21px; color: var(--primary); }
.page-head .crumb { color: var(--muted); font-size: 12.5px; margin-top: 2px; }

/* ---- Kartlar ---- */
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; }
.card h3 { font-size: 15px; margin-bottom: 12px; color: var(--primary); }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px;
}
.stat .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; }
.stat .value { font-size: 22px; font-weight: 700; margin-top: 6px; color: var(--primary); }
.stat .hint { font-size: 12px; color: var(--muted); margin-top: 4px; }
.stat.danger .value { color: var(--danger); }
.stat.success .value { color: var(--success); }
.stat.warning .value { color: var(--warning); }

/* ---- Tablolar ---- */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  text-align: left; padding: 9px 10px; background: #f5f7fb; color: var(--muted);
  font-size: 11.5px; text-transform: uppercase; letter-spacing: .3px; border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
td { padding: 9px 10px; border-bottom: 1px solid #eef1f6; vertical-align: middle; }
tr:hover td { background: #f8fafd; }
tr.clickable { cursor: pointer; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }

/* ---- Rozetler ---- */
.badge { display: inline-block; padding: 3px 9px; border-radius: 20px; font-size: 11.5px; font-weight: 600; white-space: nowrap; }
.badge.green { background: #d9f2e5; color: #166b43; }
.badge.red { background: #fbdcd7; color: #a03024; }
.badge.yellow { background: #fdeec9; color: #8a5d10; }
.badge.blue { background: #dbe8fb; color: #1d4f91; }
.badge.gray { background: #e7ebf1; color: #4b5b6b; }

/* ---- Formlar ---- */
label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; font-weight: 600; }
input, select, textarea {
  width: 100%; padding: 9px 11px; border: 1px solid var(--border); border-radius: 8px;
  font-size: 13.5px; font-family: inherit; background: #fff; color: var(--text);
}
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(45,81,131,.35); border-color: var(--primary-light); }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 12px; }
.form-grid .full { grid-column: 1 / -1; }
.field { margin-bottom: 2px; }

/* ---- Butonlar ---- */
.btn {
  display: inline-flex; align-items: center; gap: 6px; padding: 9px 16px; border-radius: 8px;
  border: 1px solid transparent; background: var(--primary); color: #fff; font-size: 13.5px;
  font-weight: 600; cursor: pointer; font-family: inherit;
}
.btn:hover { background: var(--primary-light); }
.btn.secondary { background: #fff; color: var(--primary); border-color: var(--border); }
.btn.secondary:hover { background: #f2f5fa; }
.btn.danger { background: var(--danger); }
.btn.danger:hover { background: #a53125; }
.btn.success { background: var(--success); }
.btn.sm { padding: 5px 11px; font-size: 12.5px; }
.btn:disabled { opacity: .55; cursor: not-allowed; }

/* ---- Araç çubuğu ---- */
.toolbar { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 14px; }
.toolbar .field { min-width: 160px; margin: 0; }
.toolbar .grow { flex: 1; min-width: 200px; }

/* ---- Sayfalama ---- */
.pager { display: flex; align-items: center; gap: 10px; margin-top: 14px; justify-content: flex-end; font-size: 13px; color: var(--muted); }

/* ---- Modal ---- */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(15,26,42,.55); display: flex;
  align-items: flex-start; justify-content: center; z-index: 100; padding: 4vh 16px; overflow-y: auto;
}
.modal {
  background: #fff; border-radius: 12px; width: 760px; max-width: 100%;
  box-shadow: 0 24px 70px rgba(0,0,0,.35); margin-bottom: 4vh;
}
.modal.sm { width: 460px; }
.modal-head { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.modal-head h3 { font-size: 16px; color: var(--primary); }
.modal-head .close { background: none; border: none; font-size: 22px; cursor: pointer; color: var(--muted); line-height: 1; }
.modal-body { padding: 20px; }
.modal-foot { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }

/* ---- Bildirim ---- */
#toast-area { position: fixed; top: 18px; right: 18px; z-index: 200; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--primary); color: #fff; padding: 12px 18px; border-radius: 9px;
  box-shadow: 0 8px 24px rgba(0,0,0,.25); font-size: 13.5px; max-width: 380px;
  animation: slideIn .25s ease;
}
.toast.error { background: var(--danger); }
.toast.success { background: var(--success); }
@keyframes slideIn { from { transform: translateX(30px); opacity: 0; } to { transform: none; opacity: 1; } }

/* ---- Grafikler ---- */
.bar-chart { display: flex; align-items: flex-end; gap: 6px; height: 150px; padding-top: 10px; }
.bar-chart .bar-col { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 5px; min-width: 0; }
.bar-chart .bar { width: 100%; max-width: 44px; background: var(--primary-light); border-radius: 4px 4px 0 0; min-height: 2px; }
.bar-chart .bar-label { font-size: 10.5px; color: var(--muted); white-space: nowrap; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 1000px) { .two-col { grid-template-columns: 1fr; } }

.method-row { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; font-size: 13px; }
.method-row .track { flex: 1; height: 8px; background: #e9edf3; border-radius: 6px; overflow: hidden; }
.method-row .fill { height: 100%; background: var(--primary-light); border-radius: 6px; }
.method-row .m-label { width: 110px; }
.method-row .m-val { width: 150px; text-align: right; font-variant-numeric: tabular-nums; }

/* ---- Sekmeler ---- */
.tabs { display: flex; gap: 4px; border-bottom: 2px solid var(--border); margin-bottom: 16px; flex-wrap: wrap; }
.tabs button {
  background: none; border: none; padding: 10px 16px; font-size: 13.5px; cursor: pointer;
  color: var(--muted); font-weight: 600; border-bottom: 2px solid transparent; margin-bottom: -2px; font-family: inherit;
}
.tabs button.active { color: var(--primary); border-bottom-color: var(--accent); }

.muted { color: var(--muted); }
.right { text-align: right; }
.mt { margin-top: 14px; }
.mb0 { margin-bottom: 0; }
.flex { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.empty { text-align: center; color: var(--muted); padding: 34px 10px; }
.section-title { font-size: 13px; font-weight: 700; color: var(--primary); margin: 18px 0 8px; text-transform: uppercase; letter-spacing: .4px; }

@media (max-width: 820px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; }
  .sidebar nav { display: flex; flex-wrap: wrap; }
  .main { padding: 16px; }
}