:root {
    --bg: #edf5f8;
    --bg2: #f8fbff;
    --panel: rgba(255,255,255,.82);
    --panel-solid: #ffffff;
    --text: #102033;
    --muted: #6c7a8d;
    --line: rgba(18, 52, 76, .12);
    --primary: #0b8ea0;
    --primary-dark: #07576b;
    --primary-soft: #e4f7f8;
    --success: #0d8b68;
    --danger: #c73932;
    --warning: #a66a00;
    --gold: #d79a25;
    --shadow: 0 18px 50px rgba(8, 54, 78, .12);
    --shadow-soft: 0 10px 24px rgba(8, 54, 78, .08);
    --radius: 22px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: Tahoma, Arial, sans-serif;
    background:
        radial-gradient(circle at 80% -10%, rgba(11,142,160,.22), transparent 32rem),
        radial-gradient(circle at 8% 4%, rgba(7,87,107,.18), transparent 26rem),
        linear-gradient(180deg, #f7fbff 0%, var(--bg) 420px, #f9fbfd 100%);
    color: var(--text);
    min-height: 100vh;
}
a { color: var(--primary); text-decoration: none; }
input, select, textarea, button { font: inherit; }
input, select, textarea {
    width: 100%; border: 1px solid var(--line); border-radius: 16px; padding: 13px 14px;
    background: rgba(255,255,255,.92); color: var(--text); outline: none; transition: .18s ease;
}
input:focus, select:focus, textarea:focus { border-color: rgba(11,142,160,.55); box-shadow: 0 0 0 4px rgba(11,142,160,.12); }
label { display: grid; gap: 8px; color: var(--muted); font-weight: 800; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 15px 13px; border-bottom: 1px solid var(--line); text-align: right; white-space: nowrap; }
th { color: var(--muted); font-size: 13px; background: rgba(228,247,248,.55); }
tr:hover td { background: rgba(255,255,255,.55); }
.topbar {
    position: sticky; top: 0; z-index: 20;
    display: flex; align-items: center; justify-content: space-between; gap: 18px;
    padding: 14px 26px; color: #fff;
    background: linear-gradient(135deg, rgba(7,87,107,.98), rgba(11,142,160,.96));
    box-shadow: 0 12px 34px rgba(7,87,107,.18);
    backdrop-filter: blur(14px);
}
.brand { display: grid; gap: 3px; }
.brand strong { font-size: 18px; }
.topbar span { color: rgba(255,255,255,.72); font-size: 12px; }
.topbar nav { display: flex; flex-wrap: wrap; gap: 6px; }
.topbar a { padding: 10px 12px; border-radius: 14px; color: rgba(255,255,255,.9); font-weight: 800; }
.topbar a.active, .topbar a:hover { background: rgba(255,255,255,.18); color: #fff; }
.container { width: min(1200px, calc(100% - 28px)); margin: 24px auto 38px; }
.panel, .device-card {
    background: var(--panel); border: 1px solid rgba(255,255,255,.8); border-radius: var(--radius);
    padding: 22px; margin-bottom: 18px; box-shadow: var(--shadow); backdrop-filter: blur(16px);
}
.narrow { max-width: 560px; margin-inline: auto; }
.login-shell { min-height: calc(100vh - 48px); display: grid; place-items: center; }
.login-card { width: min(430px, 100%); }
.page-title, .section-head, .print-actions, .device-card-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 18px; }
.page-title h1, .login-card h1, .device-card h3, .section-head h2 { margin: 0; }
.page-title p { color: var(--muted); margin: 6px 0 0; }
.eyebrow { display: inline-block; color: var(--primary); font-size: 13px; font-weight: 900; margin-bottom: 5px; letter-spacing: .2px; }
.eyebrow.light { color: rgba(255,255,255,.72); }
.button, .device-action, .mini-action {
    display: inline-flex; align-items: center; justify-content: center; min-height: 44px; border: 1px solid var(--line);
    border-radius: 15px; padding: 10px 16px; background: rgba(255,255,255,.88); color: var(--text); cursor: pointer;
    font-weight: 900; text-decoration: none; transition: .18s ease; box-shadow: var(--shadow-soft);
}
.button:hover, .device-action:hover, .mini-action:hover { transform: translateY(-1px); }
.button.primary, .device-action.sell { background: linear-gradient(135deg, var(--primary), #17aeb9); border-color: transparent; color: #fff; }
.button.white { background: #fff; color: var(--primary-dark); border-color: #fff; }
.button.ghost { background: rgba(255,255,255,.14); color: #fff; border-color: rgba(255,255,255,.28); }
.button.danger, .device-action.delete { background: #fff1f0; border-color: #ffd6d1; color: var(--danger); }
.scan-button { background: var(--primary-dark); border-color: var(--primary-dark); color: #fff; }
.alert { border-radius: 16px; padding: 13px 15px; margin-bottom: 16px; font-weight: 900; }
.alert.success { background: #e6f8ef; color: var(--success); }
.alert.danger { background: #fff1f0; color: var(--danger); }
.hero-dashboard {
    display: grid; grid-template-columns: 1.7fr .85fr; gap: 18px; align-items: stretch;
    padding: 28px; margin-bottom: 18px; border-radius: 30px; color: #fff;
    background: linear-gradient(135deg, #06384a, #0b8ea0 58%, #19b7b4);
    box-shadow: 0 28px 70px rgba(7,87,107,.25); overflow: hidden; position: relative;
}
.hero-dashboard:before { content: ''; position: absolute; inset: auto -80px -120px auto; width: 300px; height: 300px; border-radius: 50%; background: rgba(255,255,255,.14); }
.hero-dashboard > * { position: relative; z-index: 1; }
.hero-dashboard h1 { margin: 0 0 8px; font-size: clamp(28px, 4vw, 48px); }
.hero-dashboard p { max-width: 700px; margin: 0; color: rgba(255,255,255,.78); line-height: 1.8; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.reset-card { display: grid; gap: 12px; align-content: center; background: rgba(255,255,255,.16); border: 1px solid rgba(255,255,255,.24); border-radius: 24px; padding: 18px; backdrop-filter: blur(12px); }
.reset-card span { color: rgba(255,255,255,.72); font-weight: 800; }
.reset-card strong { font-size: 21px; }
.reset-card input { background: rgba(255,255,255,.92); }
.stats-grid { display: grid; grid-template-columns: repeat(6, minmax(140px, 1fr)); gap: 12px; margin-bottom: 18px; }
.stats-grid.pro { grid-template-columns: repeat(6, minmax(150px, 1fr)); }
.stat { background: var(--panel-solid); border: 1px solid var(--line); border-radius: 20px; padding: 17px; box-shadow: var(--shadow-soft); color: var(--text); }
.stat.glass { background: rgba(255,255,255,.78); border-color: rgba(255,255,255,.9); backdrop-filter: blur(12px); }
.stat span { display: block; color: var(--muted); font-size: 13px; margin-bottom: 8px; font-weight: 900; }
.stat strong { display: block; font-size: clamp(22px, 3vw, 30px); letter-spacing: -.5px; }
.stat em { display: block; color: var(--muted); font-size: 12px; margin-top: 7px; font-style: normal; }
.stat.profit strong { color: var(--success); }
.mini-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.compact-panel { display: grid; gap: 5px; margin-bottom: 18px; }
.compact-panel span, .compact-panel small, .muted-text { color: var(--muted); font-weight: 800; }
.compact-panel strong { font-size: 24px; }
.dashboard-grid { display: grid; grid-template-columns: 1.35fr .8fr; gap: 18px; align-items: start; }
.sale-list { display: grid; gap: 10px; }
.sale-row { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 13px; border-radius: 16px; background: rgba(228,247,248,.55); color: var(--text); }
.sale-row span { display: grid; gap: 4px; }
.sale-row small { color: var(--muted); }
.sale-row b { color: var(--success); }
.form-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.full { grid-column: 1 / -1; }
.actions, .device-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.filters, .lookup { display: grid; grid-template-columns: 1fr 180px auto; gap: 12px; align-items: end; }
.report-filters { grid-template-columns: repeat(5, minmax(150px, 1fr)) auto; }
.lookup { grid-template-columns: 1fr auto auto; }
.search-with-scan, .with-button span, .manual-code-entry { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: center; }
.table-wrap { overflow-x: auto; border-radius: 18px; }
.badge { display: inline-flex; border-radius: 999px; padding: 6px 11px; font-size: 12px; font-weight: 900; }
.badge.available { background: #e6f8ef; color: var(--success); }
.badge.sold { background: #fff4dc; color: var(--warning); }
.device-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.device-meta { display: grid; gap: 8px; color: var(--muted); margin: 12px 0; }
.device-action { min-width: 72px; background: var(--primary-soft); box-shadow: none; }
.label-sheet { display: grid; place-items: start center; padding-top: 20px; }
.device-label { width: 58mm; min-height: 34mm; padding: 3mm; border: 1px solid #000; background: #fff; color: #000; display: grid; gap: 1.5mm; text-align: center; align-content: start; font-family: Arial, Tahoma, sans-serif; }
.label-top { display: flex; justify-content: space-between; gap: 4px; border-bottom: 1px solid #000; padding-bottom: 1mm; font-size: 8px; }
.label-code { font-size: 17px; font-weight: 900; }
.label-device { font-size: 13px; font-weight: 900; }
.label-specs, .label-imei { font-size: 10px; font-weight: 800; }
.barcode { width: 100%; height: 12mm; display: block; }
.scanner-modal { position: fixed; inset: 0; display: none; align-items: center; justify-content: center; padding: 16px; background: rgba(16,24,40,.72); z-index: 100; }
.scanner-modal.open { display: flex; }
.scanner-card { width: min(560px, 100%); background: #fff; border-radius: 22px; padding: 16px; box-shadow: 0 22px 60px rgba(0,0,0,.22); }
.scanner-head { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.icon-button { width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 14px; background: #fff; cursor: pointer; font-size: 24px; }
.reader-box { overflow: hidden; border-radius: 18px; background: #071b2d; min-height: 320px; }
.reader-box video { width: 100% !important; min-height: 320px; object-fit: cover; }
.scanner-status { margin: 12px 2px 0; color: var(--muted); font-weight: 800; }
.empty { color: var(--muted); text-align: center; padding: 16px; }
.report-table-panel { margin-bottom: 90px; }
@media (max-width: 1100px) {
    .stats-grid, .stats-grid.pro { grid-template-columns: repeat(3, 1fr); }
    .dashboard-grid { grid-template-columns: 1fr; }
    .report-filters { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
    .topbar, .page-title { align-items: stretch; flex-direction: column; }
    .hero-dashboard { grid-template-columns: 1fr; }
    .form-grid, .device-list, .mini-summary { grid-template-columns: repeat(2, 1fr); }
    .filters, .lookup { grid-template-columns: 1fr; }
}
@media (max-width: 680px) {
    body { padding-bottom: 86px; }
    .topbar { position: static; padding: 14px; }
    .brand strong { font-size: 16px; }
    .topbar nav { position: fixed; right: 8px; left: 8px; bottom: 8px; z-index: 30; display: grid; grid-template-columns: repeat(4, 1fr); gap: 5px; padding: 7px; background: rgba(255,255,255,.96); border: 1px solid var(--line); border-radius: 22px; box-shadow: 0 18px 50px rgba(8,54,78,.22); backdrop-filter: blur(14px); }
    .topbar a { color: var(--primary-dark); font-size: 11px; padding: 8px 3px; text-align: center; border-radius: 14px; }
    .topbar a.active, .topbar a:hover { background: var(--primary-soft); color: var(--primary-dark); }
    .container { width: min(100% - 18px, 1180px); margin-top: 14px; }
    .panel, .device-card, .hero-dashboard { padding: 16px; border-radius: 20px; }
    .stats-grid, .stats-grid.pro, .form-grid, .manual-code-entry, .device-list, .mini-summary, .report-filters { grid-template-columns: 1fr; }
    .actions .button, .page-title .button, .hero-actions .button { width: 100%; }
    th, td { padding: 12px 10px; }
    .search-with-scan, .with-button span { grid-template-columns: 1fr; }
}
@media print {
    @page { size: auto; margin: 9mm; }
    body { background: #fff; padding-bottom: 0; }
    .topbar, .print-actions, .scanner-modal, .hero-actions, .reset-card, .report-filters, .button, .mini-action { display: none !important; }
    .container { width: auto; margin: 0; }
    .panel, .stat, .hero-dashboard { box-shadow: none; border: 1px solid #ddd; background: #fff; color: #000; }
    .hero-dashboard { padding: 12px; }
    .label-sheet { padding: 0; place-items: start; }
    .device-label { border: 0; width: 40mm; min-height: 25mm; }
}

/* QZ direct label printing */
.qz-actions { align-items: center; flex-wrap: wrap; }
.qz-status { display: inline-flex; align-items: center; min-height: 38px; padding: 8px 12px; border-radius: 999px; background: rgba(255,255,255,.72); border: 1px solid var(--line); color: var(--muted); font-weight: 800; font-size: 13px; }
.qz-status.loading { color: #075985; background: #e0f2fe; border-color: #bae6fd; }
.qz-status.success { color: #166534; background: #dcfce7; border-color: #bbf7d0; }
.qz-status.danger { color: #991b1b; background: #fee2e2; border-color: #fecaca; }
@media (max-width: 640px) {
    .qz-actions .button, .qz-actions .qz-status { width: 100%; }
}


/* تحسينات أقل سعر بيع والطباعة الفورية */
.direct-print-status {
    display:flex;align-items:center;justify-content:center;text-align:center;min-height:44px;margin:0 0 16px;padding:10px 14px;
    border:1px solid var(--line);border-radius:18px;background:rgba(255,255,255,.82);color:var(--muted);font-weight:900;box-shadow:var(--shadow-soft);
}
.direct-print-status.loading {background:#e0f2fe;color:#075985;border-color:#bae6fd;}
.direct-print-status.success {background:#dcfce7;color:#166534;border-color:#bbf7d0;}
.direct-print-status.danger {background:#fee2e2;color:#991b1b;border-color:#fecaca;}
.silent-label-frame {position:fixed;left:-9999px;top:-9999px;width:40mm;height:25mm;border:0;opacity:0;pointer-events:none;}
.label-direct {background:#111827!important;color:#fff!important;border-color:#111827!important;}
@media (max-width: 680px) {
    .topbar nav {grid-template-columns: repeat(4, minmax(0, 1fr));}
    .topbar a {min-height:42px;display:flex;align-items:center;justify-content:center;line-height:1.25;}
    .device-card-head {align-items:flex-start;}
    .device-actions .device-action {flex:1 1 calc(50% - 8px);min-width:0;}
    input,select,textarea {font-size:16px;min-height:46px;}
    .button,.device-action,.mini-action {min-height:46px;}
}
@media (max-width: 420px) {
    .topbar nav {grid-template-columns: repeat(3, minmax(0, 1fr));}
    .device-actions .device-action {flex-basis:100%;}
}