.pos-layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1.4fr);gap:16px;align-items:start}
.pos-search{display:flex;gap:8px;align-items:center}
.pos-gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;max-height:calc(100vh - 260px);overflow-y:auto;overflow-x:hidden;margin-top:8px}
.pos-card{border:1px solid var(--md-border);border-radius:12px;padding:10px;display:flex;flex-direction:column;gap:6px;cursor:pointer;transition:box-shadow .15s ease,transform .08s ease;box-shadow:0 8px 18px rgba(183,28,28,.15);box-sizing:border-box}
.pos-card:hover{box-shadow:0 14px 34px rgba(183,28,28,.25);transform:translateY(-1px)}
.pos-card img{width:100%;height:120px;object-fit:cover;border-radius:8px}
.pos-card .price{font-weight:700}
.pos-toolbar{display:flex;gap:8px;align-items:center;justify-content:space-between;margin:6px 0}
.pos-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;align-items:stretch}
.pos-summary .card.mini{padding:8px;border-radius:12px;border:1px solid var(--md-border);box-shadow:var(--md-shadow);display:flex;flex-direction:column;gap:6px}
.pos-summary .card.mini.accent{background:var(--md-primary);color:#fff}
:root{--md-surface:#ffffff;--md-bg:#f6f7fb;--md-text:#1f2937;--md-muted:#6b7280;--md-primary:#d32f2f;--md-primary-dark:#b71c1c;--md-accent:#ffccbc;--md-danger:#b00020;--md-border:#e5e7eb;--md-shadow:0 10px 30px rgba(0,0,0,.08)}
/* Dark theme */
:root.dark{--md-surface:#111827;--md-bg:#0b1220;--md-text:#e5e7eb;--md-muted:#9ca3af;--md-primary:#ef4444;--md-primary-dark:#dc2626;--md-accent:#fde68a;--md-danger:#f87171;--md-border:#1f2937;--md-shadow:0 10px 30px rgba(0,0,0,.35)}
body{font-family:Roboto,system-ui,-apple-system,Segoe UI,Helvetica,Arial,sans-serif;margin:0;background:var(--md-bg);color:var(--md-text);font-size:13px;line-height:1.38}
.fade-in{animation:fadein .25s ease}
@keyframes fadein{from{opacity:.01;transform:translateY(2px)}to{opacity:1;transform:none}}
.no-scroll-x, html, body{overflow-x:hidden}
.navbar{display:flex;justify-content:space-between;align-items:center;padding:6px 12px;background:var(--md-surface);color:var(--md-text);box-shadow:var(--md-shadow);position:sticky;top:0;z-index:1200;border-bottom:1px solid var(--md-border)}
.navbar .brand a{color:var(--md-text)}
.navbar .brand a{font-weight:700;letter-spacing:.3px}
.navbar-right{display:flex;gap:8px;align-items:center}
.navbar a{color:#fff;text-decoration:none;margin-right:6px;display:inline-flex;align-items:center;gap:6px}
.material-icons{font-size:15px;vertical-align:middle}
.menu{list-style:none;display:flex;gap:14px;margin:0;padding:0}
.container{max-width:1400px;width:calc(100vw - 20px);margin:12px auto;padding:0 10px;transition:max-width .25s ease}
main.container{ }
.card{background:var(--md-surface);border-radius:16px;box-shadow:var(--md-shadow);padding:12px;margin-bottom:12px;overflow:auto;border:1px solid var(--md-border);animation:fadein .25s ease}
/* Card headings */
.card h2,.card h3{margin:0 0 8px 0;display:flex;align-items:center;gap:8px}
.card h2{font-size:1.05rem}
.card h3{font-size:0.98rem}
.card h2::before,.card h3::before{content:"";display:inline-block;width:8px;height:8px;border-radius:2px;background:var(--md-primary)}
label{display:block;margin:10px 0;color:var(--md-muted)}
input,select,textarea{padding:6px 8px;border:1px solid var(--md-border);border-radius:8px;width:100%;box-sizing:border-box;background:#fff}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--md-primary);box-shadow:0 0 0 3px rgba(211,47,47,.15)}
.dark input,.dark select,.dark textarea{background:#111827;border-color:#1f2937;color:var(--md-text)}
.dark input:focus,.dark select:focus,.dark textarea:focus{box-shadow:0 0 0 3px rgba(239,68,68,.2)}
button,.btn{display:inline-flex;align-items:center;gap:8px;padding:8px 10px;border-radius:6px;border:1px solid transparent;background:var(--md-primary);color:#fff;cursor:pointer;box-shadow:var(--md-shadow);transition:transform .08s ease, box-shadow .2s ease}
button:active,.btn:active{transform:translateY(1px)}
.btn-outline{background:transparent;border-color:var(--md-border);color:var(--md-text)}
.btn-ghost{background:transparent;color:var(--md-text);border-color:transparent}
.btn-danger{background:var(--md-danger)}
button:hover,.btn:hover{background:var(--md-primary-dark)}
.btn-secondary{background:#546e7a}
.btn-accent{background:var(--md-accent);color:#00332f}
.btn-round{width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:0 0;font-size:11px}
.cart-actions{display:flex;gap:8px;align-items:center}
.alert{padding:10px 12px;border-radius:8px;margin:8px 0;background:#e3f2fd;color:#0d47a1;border:1px solid #bbdefb}
.alert-danger{background:#ffebee;color:#b71c1c;border:1px solid #ffcdd2}
.suggest-item{padding:8px 10px;border-radius:8px;cursor:pointer}
.suggest-item:hover{background:#f3f4f6}
.dark .suggest-item:hover{background:#1f2937}
.suggest-item.active{background:#ffeeee}
.dark .suggest-item.active{background:#331a1a}
.customer-suggest{position:absolute;left:0;right:0;top:calc(100% + 4px);z-index:1050;max-height:260px;overflow:auto;padding:6px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}
table{border-collapse:collapse;width:100%;table-layout:fixed}
th,td{padding:6px;border-bottom:1px solid var(--md-border);text-align:left;word-break:break-word;overflow-wrap:anywhere;white-space:normal;hyphens:auto;vertical-align:top}
thead th{font-weight:600;color:var(--md-muted)}
.sortable thead th{position:sticky;top:0;background:var(--md-surface)}
.sortable thead th::after{content:"↕";font-size:12px;margin-left:6px;color:var(--md-muted)}
.sortable thead th[data-sort="asc"]::after{content:"↑"}
.sortable thead th[data-sort="desc"]::after{content:"↓"}
/* Receivables custom */
.pay-details summary,.taksit-details summary{cursor:pointer;font-weight:600}
.installments-panel{border:1px dashed var(--md-border);border-radius:10px;padding:10px;margin-top:6px;background:linear-gradient(180deg,#fafafa,transparent)}
.taksit-details[open] .installments-panel{background:linear-gradient(180deg,#eef7ff,#ffffff)}
.taksit-details[open] ~ tr, .taksit-details[open] { }
.receivable-row.highlight {background:#eef7ff}
.installments-header{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.badge{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;border-radius:999px;background:#eef2ff;color:#1e3a8a;border:1px solid #c7d2fe;font-size:13px}
.badge-warn{background:#fff7ed;color:#9a3412;border-color:#fed7aa}
.badge-muted{background:#f3f4f6;color:#374151;border-color:#e5e7eb}
.installments-table th,.installments-table td{padding:10px}
.installments-table tbody tr:nth-child(even){background:#fafafa}
/* Zebra rows + hover */
tbody tr:nth-child(even){background:rgba(0,0,0,.03)}
.dark tbody tr:nth-child(even){background:rgba(255,255,255,.04)}
tbody tr:hover{background:rgba(0,0,0,.04)}
.dark tbody tr:hover{background:rgba(255,255,255,.06)}
/* Sticky header */
.table-sticky thead th{position:sticky;top:0;background:var(--md-surface);z-index:2}
/* POS cart compact spacing */
.pos-cart{font-size:14px}
.pos-cart td:nth-child(2), .pos-cart th:nth-child(2){width:56px;white-space:nowrap}
.pos-cart td:nth-child(3), .pos-cart th:nth-child(3){width:84px;white-space:nowrap}
.pos-cart td:last-child, .pos-cart th:last-child{white-space:nowrap}
.pos-cart td, .pos-cart th{padding:8px;vertical-align:middle}
/* Scrollbar */
*::-webkit-scrollbar{height:10px;width:10px}
*::-webkit-scrollbar-thumb{background:rgba(0,0,0,.2);border-radius:8px}
.dark *::-webkit-scrollbar-thumb{background:rgba(255,255,255,.2)}
.stat-card{display:flex;align-items:center;gap:12px}
.stat-icon{width:36px;height:36px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:16px}
.stat-primary{background:linear-gradient(135deg,var(--md-primary),var(--md-primary-dark))}
.stat-accent{background:linear-gradient(135deg,#06b6d4,#22d3ee);color:#00332f}
.stat-warn{background:#ff9800}
.stat-success{background:#4caf50}
/* Stat card hover */
.stat-card{transition:transform .12s ease, box-shadow .2s ease}
.stat-card:hover{transform:translateY(-2px);box-shadow:0 14px 38px rgba(0,0,0,.12)}
.filter-bar{display:flex;gap:8px;align-items:flex-end;flex-wrap:nowrap;overflow:auto;padding-bottom:6px}
.filter-bar label{margin:0}
.filter-bar input,.filter-bar select{width:auto;min-width:120px}
.filter-actions{display:flex;gap:8px}
.btn-clear{background:#fff;color:var(--md-muted);border:1px solid var(--md-border)}
@media (max-width:900px){.container{max-width:100%;padding:0 14px}}

/* Dashboard layout helpers */
.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(380px,1fr));gap:16px}
.chart svg{max-width:100%;height:auto}

/* Tablet tweaks */
@media (max-width:1024px){
  .filter-bar{flex-wrap:wrap}
  .grid-2{grid-template-columns:1fr 1fr}
  .pos-gallery{grid-template-columns:repeat(2,1fr)}
}

/* Mobile tweaks */
@media (max-width:768px){
  .navbar{flex-direction:column;align-items:stretch;padding:10px 12px}
  .navbar .brand{display:block;text-align:center;margin-bottom:8px}
  .menu{flex-wrap:wrap;justify-content:center;gap:8px}
  .menu li{margin:0}
  .menu a{padding:8px 10px}
  .container{padding:0 12px}
  .filter-bar{flex-wrap:wrap}
  .grid{grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}
  .grid-2{grid-template-columns:1fr}
  .card{padding:14px}
  table{display:block;overflow-x:auto;white-space:nowrap}
  .pos-gallery{grid-template-columns:repeat(1,1fr)}
}

/* Sidebar */
.with-sidebar{margin-left:0;transition:margin-left .25s ease}
/* Menü solda: açıkken içeriği sağa it */
body.sidebar-open main.with-sidebar{margin-left:240px !important}
/* Menü açıkken içerik genişliği, soldaki 240px menüye göre ayarlanır */
body.sidebar-open main.container{max-width:calc(100vw - 260px) !important;width:calc(100vw - 260px) !important}
/* Menü kapalıyken net ortalama */
body:not(.sidebar-open) main.container{max-width:1680px !important;width:calc(100vw - 24px) !important;margin-left:auto !important;margin-right:auto !important}
.sidebar{position:fixed;top:60px;left:0;width:240px;height:calc(100% - 60px);background:var(--md-surface);border-right:1px solid var(--md-border);box-shadow:var(--md-shadow);transform:translateX(-100%);transition:transform .25s ease;z-index:1100}
.sidebar.collapsed{transform:translateX(-100%)}
body.sidebar-open .sidebar{transform:translateX(0)}
.sidebar-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:1000}
.sidebar-backdrop.hidden{display:none}
.sidebar.collapsed{transform:translateX(-100%)}
.sidebar-header{padding:12px 14px;border-bottom:1px solid var(--md-border);font-weight:600}
.sidebar-menu{list-style:none;margin:0;padding:8px}
.sidebar-menu li{margin:2px 0}
.sidebar-menu li.divider{border-top:1px solid var(--md-border);margin:8px 0}
.sidebar-menu a{display:block;padding:10px 12px;border-radius:8px;color:var(--md-text);text-decoration:none}
.sidebar-menu a:hover{background:#f3f4f6}
.dark .sidebar-menu a:hover{background:#1f2937}
/* Card hover subtle */
.card:hover{box-shadow:0 12px 34px rgba(0,0,0,.10)}

@media (max-width:1024px){
  .with-sidebar{margin-left:0}
  .sidebar{top:112px;height:calc(100% - 112px)}
  /* Tablet ve aşağısında sidebar overlay; içerik itilmeyecek */
  body.sidebar-open main.with-sidebar{margin-left:0 !important}
  body.sidebar-open main.container{max-width:100vw !important;width:100vw !important}
}

@media (max-width:768px){
  .with-sidebar{margin-left:0}
  .sidebar{top:108px;height:calc(100% - 108px);width:86%}
}

/* Collapse affects content width on desktop */
body.sidebar-collapsed .with-sidebar{margin-left:0}