:root{
  --panel:#fff;--muted:#64748b;--line:#e2e8f0;--brand:#2563eb;--brand-d:#1d4ed8;
  --ok:#16a34a;--warn:#d97706;--danger:#dc2626;--danger-d:#b91c1c;--soft:#f8fafc;--text:#0f172a;--chip:#eff6ff;
}
*{box-sizing:border-box}
body{margin:0;font-family:'Segoe UI',system-ui,-apple-system,Roboto,Arial,sans-serif;background:#f1f5f9;color:var(--text);font-size:14px}
.hidden{display:none!important}

/* Giriş ekranı */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;
  background:linear-gradient(135deg,#1e3a8a,#2563eb)}
.auth-card{background:#fff;border-radius:18px;box-shadow:0 20px 60px rgba(0,0,0,.3);width:100%;max-width:400px;padding:32px}
.auth-card .logo{width:56px;height:56px;border-radius:14px;background:var(--chip);display:flex;align-items:center;justify-content:center;font-size:28px;margin:0 auto 14px}
.auth-card h1{text-align:center;font-size:20px;margin:0 0 4px}
.auth-card p.sub{text-align:center;color:var(--muted);margin:0 0 22px;font-size:13px}
.auth-card label{font-size:12px;font-weight:600;color:#475569;display:block;margin:12px 0 5px}
.auth-card input{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;font-size:15px}
.auth-card input:focus{outline:2px solid #bfdbfe;border-color:var(--brand)}
.auth-card button.primary{width:100%;margin-top:20px;padding:12px;background:var(--brand);color:#fff;border:none;border-radius:10px;font-size:15px;font-weight:600;cursor:pointer}
.auth-card button.primary:hover{background:var(--brand-d)}
.auth-err{background:#fee2e2;color:#991b1b;border-radius:9px;padding:10px 12px;font-size:13px;margin-top:14px;display:none}
.auth-err.show{display:block}

/* Üst bar */
header.topbar{background:linear-gradient(120deg,#1e3a8a,#2563eb);color:#fff;padding:14px 22px;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.brand{display:flex;align-items:center;gap:12px}
.brand .logo{width:40px;height:40px;border-radius:10px;background:rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;font-size:20px}
.brand h1{font-size:18px;margin:0;font-weight:600}
.brand p{margin:2px 0 0;font-size:12px;opacity:.85}
.topbar-actions{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.user-chip{display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.14);border-radius:20px;padding:5px 6px 5px 14px;font-size:13px}
.user-chip .rol{opacity:.8;font-size:11px}
button{cursor:pointer;font-size:14px;border:none;border-radius:10px;padding:9px 14px;font-weight:600;transition:.15s}
.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-d)}
.btn-ghost{background:rgba(255,255,255,.15);color:#fff}.btn-ghost:hover{background:rgba(255,255,255,.28)}
.btn-light{background:#fff;color:var(--brand);border:1px solid var(--line)}.btn-light:hover{background:var(--chip)}
.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:var(--danger-d)}
.btn-scan{background:#f59e0b;color:#3b2600}.btn-scan:hover{background:#fbbf24}
.btn-sm{padding:6px 10px;font-size:13px;border-radius:8px}

.tabs{background:#fff;border-bottom:1px solid var(--line);padding:0 22px;display:flex;gap:4px;overflow-x:auto}
.tabs button{background:none;color:var(--muted);border:none;border-bottom:3px solid transparent;padding:14px 18px;font-size:15px;font-weight:600;white-space:nowrap}
.tabs button:hover{color:var(--brand)}
.tabs button.active{color:var(--brand);border-bottom-color:var(--brand)}

main{padding:20px;max-width:1500px;margin:0 auto}
.view{display:none}.view.active{display:block}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px 18px}
.card .label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;font-weight:600}
.card .value{font-size:24px;font-weight:700;margin-top:6px}
.card.cost .value{font-size:17px;line-height:1.5}
.card .value small{font-size:13px;color:var(--muted);font-weight:500}
.card.accent-blue{border-top:3px solid var(--brand)}.card.accent-green{border-top:3px solid var(--ok)}
.card.accent-amber{border-top:3px solid var(--warn)}.card.accent-slate{border-top:3px solid #475569}.card.accent-purple{border-top:3px solid #7c3aed}

.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px;margin-bottom:18px;overflow:hidden}
.panel-head{padding:14px 18px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px}
.panel-head h3{margin:0;font-size:16px;display:flex;align-items:center;gap:8px}
.panel-head .sub{font-size:12px;color:var(--muted)}
.panel-body{padding:6px 4px}.panel-body.pad{padding:16px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:900px){.grid-2{grid-template-columns:1fr}}

.toolbar{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:16px;display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.search{position:relative;flex:1;min-width:220px}
.search input{width:100%;padding:10px 12px 10px 36px;border:1px solid var(--line);border-radius:10px;font-size:14px}
.search::before{content:"🔍";position:absolute;left:11px;top:9px;opacity:.5}
select.filter{padding:10px 12px;border:1px solid var(--line);border-radius:10px;background:#fff;font-size:14px}

.table-scroll{overflow-x:auto}
table{width:100%;border-collapse:collapse}
table.list{min-width:980px}
thead th{background:var(--soft);text-align:left;padding:11px 12px;font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.4px;border-bottom:1px solid var(--line);white-space:nowrap}
thead th.sortable{cursor:pointer;user-select:none}thead th.sortable:hover{color:var(--brand)}
tbody td{padding:11px 12px;border-bottom:1px solid #f1f5f9;white-space:nowrap;vertical-align:middle}
tbody tr:hover{background:#f8fafc}tbody tr:last-child td{border-bottom:none}
tfoot td{padding:12px;font-weight:700;background:var(--soft);border-top:2px solid var(--line)}
.mono{font-family:'Consolas',monospace;font-size:13px}
.price{font-weight:600;text-align:right}.num{text-align:right}
.empty{padding:44px 20px;text-align:center;color:var(--muted)}.empty .big{font-size:40px;margin-bottom:8px}
.bar-cell{min-width:160px}
.bar-track{background:#eef2f7;border-radius:6px;height:22px;position:relative;overflow:hidden}
.bar-fill{height:100%;border-radius:6px;background:linear-gradient(90deg,#3b82f6,#1d4ed8)}
.bar-fill.c1{background:linear-gradient(90deg,#6366f1,#4338ca)}.bar-fill.c2{background:linear-gradient(90deg,#0ea5e9,#0369a1)}
.bar-lbl{position:absolute;right:8px;top:0;line-height:22px;font-size:11px;color:#334155;font-weight:600}
.pct{color:var(--muted);font-size:12px}
.badge{padding:3px 10px;border-radius:20px;font-size:12px;font-weight:600;display:inline-block}
.b-stokta{background:#dcfce7;color:#166534}.b-satildi{background:#e0e7ff;color:#3730a3}.b-rezerve{background:#fef9c3;color:#854d0e}.b-arizali{background:#fee2e2;color:#991b1b}.b-iade{background:#f3e8ff;color:#6b21a8}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;margin-right:7px;vertical-align:middle}
.row-actions{display:flex;gap:6px}
.icon-btn{background:#f1f5f9;color:#475569;border-radius:8px;padding:6px 9px;font-size:13px}.icon-btn:hover{background:#e2e8f0}.icon-btn.del:hover{background:#fee2e2;color:var(--danger)}
.table-foot{padding:11px 14px;display:flex;justify-content:space-between;align-items:center;background:var(--soft);border-top:1px solid var(--line);flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted)}

/* Modal */
.overlay{position:fixed;inset:0;background:rgba(15,23,42,.55);display:none;align-items:flex-start;justify-content:center;padding:30px 16px;z-index:60;overflow:auto}
.overlay.show{display:flex}
.modal{background:#fff;border-radius:16px;width:100%;max-width:740px;box-shadow:0 20px 60px rgba(0,0,0,.3)}
.modal.wide{max-width:860px}
.modal-head{padding:18px 22px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.modal-head h2{margin:0;font-size:18px}.modal-head .x{background:none;color:var(--muted);font-size:22px;padding:0 6px}
.modal-body{padding:22px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
@media(max-width:700px){.grid3{grid-template-columns:1fr 1fr}}
.field{display:flex;flex-direction:column;gap:5px}.field.full{grid-column:1/-1}
.field label{font-size:12px;font-weight:600;color:#475569}.field label .req{color:var(--danger)}
.field input,.field select,.field textarea{padding:9px 11px;border:1px solid var(--line);border-radius:9px;font-size:14px;font-family:inherit;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid #bfdbfe;border-color:var(--brand)}
.field .hint{font-size:11px;color:var(--muted)}
.price-row{display:grid;grid-template-columns:1fr 110px;gap:8px}
.modal-foot{padding:16px 22px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:10px}

/* Hızlı giriş */
.scan-info{background:#fffbeb;border:1px solid #fde68a;color:#854d0e;border-radius:10px;padding:10px 14px;font-size:13px;margin-bottom:16px}
.fixed-box{border:1px dashed var(--line);border-radius:12px;padding:14px;margin-bottom:16px}
.box-title{font-size:12px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:10px}
.more-fields{margin-top:14px}.more-fields summary{cursor:pointer;font-size:13px;color:var(--brand);font-weight:600;padding:4px 0}
.scan-row{display:flex;gap:10px;margin-bottom:6px}
.scan-input-wrap{flex:1;position:relative}.scan-input-wrap::before{content:"📷";position:absolute;left:14px;top:14px;font-size:20px}
#q_seriNo{width:100%;font-size:22px;font-weight:700;letter-spacing:1px;padding:12px 14px 12px 48px;border:2px solid var(--brand);border-radius:12px;font-family:'Consolas',monospace}
.scan-add{padding:0 22px;font-size:16px;background:var(--brand);color:#fff;border-radius:12px}
.dup-row{display:flex;align-items:center;gap:7px;font-size:13px;color:var(--muted);margin-bottom:14px}
.counter-bar{display:flex;gap:16px;align-items:center;margin:8px 0 14px;flex-wrap:wrap}
.counter-big{background:#ecfdf5;border:2px solid #a7f3d0;border-radius:14px;padding:8px 24px;text-align:center;line-height:1;min-width:120px}
.counter-big span{font-size:38px;font-weight:800;color:#047857}
.counter-big small{display:block;font-size:11px;color:#059669;text-transform:uppercase;letter-spacing:.5px;margin-top:5px;font-weight:700}
.cost-entry{flex:1;min-width:240px}.cost-entry label{font-size:12px;font-weight:600;color:#475569;display:block;margin-bottom:5px}
.q-list{max-height:260px;overflow-y:auto;border:1px solid var(--line);border-radius:12px}
.q-empty{padding:26px;text-align:center;color:var(--muted);font-size:13px}
.q-item{display:flex;align-items:center;gap:12px;padding:9px 12px;border-bottom:1px solid #f1f5f9}.q-item:last-child{border-bottom:none}.q-item:first-child{background:#f0fdf4}
.q-num{background:#e2e8f0;color:#475569;border-radius:6px;padding:2px 8px;font-size:12px;font-weight:700;min-width:30px;text-align:center}
.q-seri{font-weight:700;font-size:15px}.q-ad{color:var(--muted);font-size:13px;flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.q-del{background:#fee2e2;color:var(--danger);border-radius:8px;padding:5px 10px;font-size:12px}

/* Tanımlar & kullanıcılar */
.def-add{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap}
.def-add input,.def-add select{padding:9px 11px;border:1px solid var(--line);border-radius:9px;font-size:14px;flex:1;min-width:120px}
.def-add-cat{display:grid;grid-template-columns:1fr 1fr 1fr auto;gap:8px}
@media(max-width:700px){.def-add-cat{grid-template-columns:1fr 1fr}}
.def-chips{display:flex;flex-wrap:wrap;gap:8px}
.def-chip{display:flex;align-items:center;gap:8px;background:var(--chip);border:1px solid #dbeafe;color:#1e3a8a;border-radius:20px;padding:6px 8px 6px 14px;font-weight:600}
.def-chip button{background:#dbeafe;color:#1e3a8a;border-radius:50%;width:22px;height:22px;padding:0;font-size:13px;display:flex;align-items:center;justify-content:center}
.def-chip button:hover{background:#fecaca;color:var(--danger)}
.perms-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:6px}
.perms-grid label{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:500;background:var(--soft);padding:8px 10px;border-radius:8px;cursor:pointer}
.menu{position:relative;display:inline-block}
.menu-list{position:absolute;right:0;top:calc(100% + 6px);background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.15);min-width:210px;z-index:40;overflow:hidden}
.menu-list button{display:block;width:100%;text-align:left;background:#fff;color:var(--text);border-radius:0;padding:11px 14px;font-weight:500;font-size:13px;border-bottom:1px solid #f1f5f9}
.menu-list button:hover{background:var(--chip)}

.confirm-box{max-width:420px}.confirm-box .modal-body{text-align:center}.confirm-box .warn-ico{font-size:40px;margin-bottom:8px}
.toast{position:fixed;bottom:22px;left:50%;transform:translateX(-50%);background:#0f172a;color:#fff;padding:12px 20px;border-radius:10px;font-size:14px;box-shadow:0 8px 24px rgba(0,0,0,.25);opacity:0;pointer-events:none;transition:.3s;z-index:100}
.toast.show{opacity:1;transform:translateX(-50%) translateY(-4px)}.toast.ok{background:#166534}.toast.err{background:#991b1b}
@media(max-width:640px){.brand p{display:none}}