:root {
    --gold: #b8860b;
    --gold-light: #f5e6c4;
    --dark: #1e1b16;
    --sidebar-w: 240px;
}

body {
    font-family: "Segoe UI", Tahoma, Arial, sans-serif;
    background: #f4f1ea;
    margin: 0;
}

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

.sidebar {
    width: var(--sidebar-w);
    background: linear-gradient(180deg, #241f17 0%, #35301f 100%);
    color: #eee;
    flex-shrink: 0;
    padding: 0 0 2rem;
}

.brand {
    display: flex; align-items: center; gap: .7rem;
    padding: 1.1rem 1rem; border-bottom: 1px solid rgba(255,255,255,.12);
}
.brand i { font-size: 1.9rem; color: var(--gold); }
.brand-name { font-weight: 700; font-size: 1.2rem; letter-spacing: .5px; }
.brand-sub { font-size: .72rem; color: #bbb; }

.sidebar .nav-link {
    color: #d8d3c8; padding: .65rem 1.1rem; border-right: 3px solid transparent;
    display: flex; align-items: center; gap: .6rem; font-size: .95rem;
}
.sidebar .nav-link:hover { background: rgba(255,255,255,.06); color: #fff; }
.sidebar .nav-link.active {
    background: rgba(184,134,11,.18); color: var(--gold-light);
    border-right-color: var(--gold); font-weight: 600;
}

.main-area { flex: 1; display: flex; flex-direction: column; min-width: 0; }

.topbar {
    background: #fff; border-bottom: 1px solid #e3ddd0;
    padding: .7rem 1.4rem; display: flex; justify-content: space-between; align-items: center;
    box-shadow: 0 1px 4px rgba(0,0,0,.04);
}

.content { padding: 1.4rem; }

.stat-card {
    background: #fff; border-radius: .8rem; padding: 1.1rem 1.2rem;
    border: 1px solid #eee5d5; box-shadow: 0 2px 8px rgba(90,70,20,.05);
    display: flex; align-items: center; gap: .9rem; height: 100%;
}
.stat-card .icon {
    width: 48px; height: 48px; border-radius: .7rem; display: flex;
    align-items: center; justify-content: center; font-size: 1.4rem;
    background: var(--gold-light); color: var(--gold);
}
.stat-card .value { font-size: 1.45rem; font-weight: 700; line-height: 1.1; }
.stat-card .label { font-size: .8rem; color: #8a8272; }

.card { border: 1px solid #eee5d5; border-radius: .8rem; box-shadow: 0 2px 8px rgba(90,70,20,.05); }
.card-header { background: #fbf8f1; font-weight: 600; }

.table > :not(caption) > * > * { padding: .55rem .75rem; }
.table thead th { background: #fbf8f1; font-size: .85rem; color: #6b6250; white-space: nowrap; }

.badge-status { font-size: .78rem; padding: .35em .8em; }

.btn-gold { background: var(--gold); border-color: var(--gold); color: #fff; }
.btn-gold:hover { background: #9a7009; border-color: #9a7009; color: #fff; }

/* ===== صفحة الدخول ===== */
.login-wrap {
    min-height: 100vh; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #241f17 0%, #4a3c1e 100%);
}
.login-card {
    background: #fff; border-radius: 1rem; padding: 2.2rem;
    width: 100%; max-width: 420px; box-shadow: 0 20px 60px rgba(0,0,0,.35);
}

/* ===== كرت الفحص المطبوع 85×54مم ===== */
.assay-card {
    width: 85mm; min-height: 54mm; border: 2px solid var(--gold);
    border-radius: 3mm; padding: 3mm 4mm; background: #fffdf6;
    font-size: 8.2pt; line-height: 1.35; color: #222;
    display: flex; flex-direction: column; margin: 0 auto;
}
.assay-card .head {
    display: flex; justify-content: space-between; align-items: center;
    border-bottom: 1px solid var(--gold); padding-bottom: 1mm; margin-bottom: 1.5mm;
}
.assay-card .lab-name { font-weight: 700; font-size: 9.5pt; color: #6b4d00; }
.assay-card .body { display: flex; gap: 3mm; flex: 1; }
.assay-card table { width: 100%; border-collapse: collapse; }
.assay-card td { padding: .4mm 0; vertical-align: top; }
.assay-card td.l { color: #857c68; white-space: nowrap; padding-left: 2mm; }
.assay-card .karat-big {
    font-size: 15pt; font-weight: 800; color: #8a6400; text-align: center; line-height: 1;
}
.assay-card .qr-box { text-align: center; }
.assay-card .qr-box img { width: 21mm; height: 21mm; }
.assay-card .qr-box .token { font-size: 5.5pt; color: #999; word-break: break-all; }
.assay-card .foot {
    border-top: 1px dashed #c9b97e; margin-top: 1.5mm; padding-top: 1mm;
    display: flex; justify-content: space-between; font-size: 6.5pt; color: #857c68;
}

/* ===== صفحة التحقق العامة ===== */
.verify-wrap { max-width: 620px; margin: 0 auto; padding: 1.2rem; }
.verify-hero { text-align: center; padding: 1.4rem 0 .8rem; }
.verify-hero .bi { font-size: 3.2rem; }
.verify-ok { color: #1a7a3c; }
.verify-bad { color: #b02a37; }

@media print {
    .no-print { display: none !important; }
    body { background: #fff !important; }
    .content { padding: 0; }
    .card, .stat-card { box-shadow: none; }
}