:root{
  --bg:#0f172a; --bg2:#1e293b; --card:#ffffff; --muted:#64748b;
  --primary:#4f46e5; --primary-d:#4338ca; --ok:#16a34a; --warn:#f59e0b;
  --danger:#dc2626; --line:#e2e8f0; --text:#0f172a; --sidebar:#111827;
}
*{box-sizing:border-box}
body{margin:0;font-family:'Segoe UI',system-ui,-apple-system,sans-serif;
  background:#f1f5f9;color:var(--text)}
a{text-decoration:none}

.app{display:flex;min-height:100vh}

/* ---------- Sidebar ---------- */
.sidebar{width:240px;background:var(--sidebar);color:#cbd5e1;
  display:flex;flex-direction:column;position:fixed;inset:0 auto 0 0;z-index:40}
.brand{display:flex;align-items:center;gap:.6rem;padding:1.25rem 1.25rem;
  font-size:1.2rem;font-weight:700;color:#fff;border-bottom:1px solid #1f2937}
.brand i{color:var(--primary);font-size:1.5rem}
.menu{display:flex;flex-direction:column;padding:.75rem;gap:.15rem;flex:1}
.menu a{display:flex;align-items:center;gap:.75rem;padding:.7rem .85rem;
  border-radius:.6rem;color:#cbd5e1;font-weight:500;transition:.15s}
.menu a i{font-size:1.15rem;width:1.3rem;text-align:center}
.menu a:hover{background:#1f2937;color:#fff}
.menu a.active{background:var(--primary);color:#fff}
.sidebar-foot{padding:.75rem;border-top:1px solid #1f2937}
.logout{display:flex;align-items:center;gap:.75rem;padding:.7rem .85rem;
  border-radius:.6rem;color:#fca5a5}
.logout:hover{background:#1f2937;color:#fff}

/* ---------- Content ---------- */
.content{flex:1;margin-left:240px;min-width:0}
.topbar{display:flex;align-items:center;gap:1rem;background:#fff;
  padding:.85rem 1.5rem;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:30}
.topbar h1{font-size:1.25rem;margin:0;flex:1}
.menu-toggle{display:none;background:none;border:0;font-size:1.5rem;cursor:pointer}
.user-chip{display:flex;align-items:center;gap:.5rem;background:#f1f5f9;
  padding:.4rem .8rem;border-radius:2rem;font-weight:600;font-size:.9rem}
.user-chip i{font-size:1.2rem;color:var(--primary)}
.page{padding:1.5rem}

/* ---------- Stat kartları ---------- */
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  gap:1rem;margin-bottom:1.5rem}
.stat{background:#fff;border:1px solid var(--line);border-radius:1rem;
  padding:1.1rem 1.25rem;position:relative;overflow:hidden}
.stat .label{color:var(--muted);font-size:.85rem;font-weight:600;
  text-transform:uppercase;letter-spacing:.03em}
.stat .value{font-size:1.7rem;font-weight:800;margin-top:.3rem}
.stat .ic{position:absolute;right:1rem;top:1rem;font-size:1.6rem;opacity:.18}
.stat.indigo{border-top:3px solid var(--primary)}
.stat.green{border-top:3px solid var(--ok)}
.stat.red{border-top:3px solid var(--danger)}
.stat.amber{border-top:3px solid var(--warn)}

/* ---------- Genel kart kutusu ---------- */
.box{background:#fff;border:1px solid var(--line);border-radius:1rem;
  padding:1.25rem;margin-bottom:1.5rem}
.box-head{display:flex;align-items:center;justify-content:space-between;
  margin-bottom:1rem}
.box-head h2{font-size:1.05rem;margin:0;font-weight:700}

/* ---------- Tablolar ---------- */
.table{margin:0}
.table thead th{font-size:.78rem;text-transform:uppercase;letter-spacing:.03em;
  color:var(--muted);border-bottom:2px solid var(--line)}
.table td{vertical-align:middle}

/* ---------- Kredi kartı görseli ---------- */
.cc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.1rem}
.cc{border-radius:1rem;padding:1.25rem;color:#fff;position:relative;
  min-height:175px;display:flex;flex-direction:column;justify-content:space-between;
  box-shadow:0 8px 20px rgba(0,0,0,.18)}
.cc .bank{font-weight:700;font-size:1.05rem}
.cc .net{position:absolute;top:1.1rem;right:1.25rem;font-weight:700;opacity:.9}
.cc .num{font-size:1.15rem;letter-spacing:.18em;font-family:'Consolas',monospace}
.cc .row{display:flex;justify-content:space-between;align-items:flex-end;font-size:.8rem}
.cc .row .lbl{opacity:.75;font-size:.68rem;text-transform:uppercase}
.cc .holder{font-size:.85rem;text-transform:uppercase}
.cc-badge{position:absolute;top:.6rem;left:.6rem}

/* ---------- Rozetler ---------- */
.pill{display:inline-block;padding:.2rem .6rem;border-radius:2rem;
  font-size:.75rem;font-weight:700}
.pill-ok{background:#dcfce7;color:#166534}
.pill-warn{background:#fef3c7;color:#92400e}
.pill-danger{background:#fee2e2;color:#991b1b}
.pill-muted{background:#e2e8f0;color:#475569}

/* ---------- Progress ---------- */
.bar{height:8px;background:#e2e8f0;border-radius:4px;overflow:hidden}
.bar > i{display:block;height:100%;border-radius:4px;background:var(--primary)}
.bar.warn > i{background:var(--warn)}
.bar.danger > i{background:var(--danger)}

/* ---------- Giriş ekranı ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#1e293b,#4f46e5);padding:1rem}
.login-box{background:#fff;border-radius:1.25rem;padding:2.25rem;width:100%;
  max-width:400px;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.login-box .lhead{text-align:center;margin-bottom:1.5rem}
.login-box .lhead i{font-size:2.6rem;color:var(--primary)}
.login-box h1{font-size:1.4rem;margin:.5rem 0 .25rem}
.login-box p{color:var(--muted);margin:0;font-size:.9rem}

/* ---------- Form ---------- */
.form-label{font-weight:600;font-size:.88rem}
.req{color:var(--danger)}

/* ---------- Responsive ---------- */
@media(max-width:860px){
  .sidebar{transform:translateX(-100%);transition:.25s}
  body.sidebar-open .sidebar{transform:none}
  .content{margin-left:0}
  .menu-toggle{display:block}
}