:root {
    --im-primary: #1e3a5f;
    --im-accent: #2f6fed;
    --im-bg: #f4f6f9;
    --im-sidebar-bg: #12233d;
    --im-sidebar-text: #c6d3e3;
    --im-sidebar-active: #2f6fed;
    --im-border: #e3e7ee;
    --im-success: #1e9e5a;
    --im-warning: #d98c1f;
    --im-danger: #d64550;
}

* { box-sizing: border-box; }

body {
    background: var(--im-bg);
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: #1f2937;
    margin: 0;
}

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

/* ---------- Sidebar ---------- */
.im-sidebar {
    width: 260px;
    background: var(--im-sidebar-bg);
    color: var(--im-sidebar-text);
    flex-shrink: 0;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}
.im-sidebar-brand {
    padding: 20px 18px;
    font-weight: 700;
    font-size: 1.05rem;
    color: #fff;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.im-sidebar-brand i { color: #4f9bff; font-size: 1.3rem; }
.im-nav { padding: 10px 0 30px; }
.im-nav-group {
    padding: 16px 18px 6px;
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: #6d84a3;
    font-weight: 600;
}
.im-nav-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9px 18px;
    color: var(--im-sidebar-text);
    text-decoration: none;
    font-size: .92rem;
    border-left: 3px solid transparent;
}
.im-nav-link i { width: 18px; text-align: center; }
.im-nav-link:hover { background: rgba(255,255,255,.06); color: #fff; }
.im-nav-link.active {
    background: rgba(47,111,237,.15);
    color: #fff;
    border-left-color: var(--im-sidebar-active);
    font-weight: 600;
}

/* ---------- Main ---------- */
.im-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.im-navbar {
    background: #fff;
    border-bottom: 1px solid var(--im-border);
    padding: 14px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 10;
}
.im-page-title { font-size: 1.15rem; font-weight: 700; margin: 0; color: var(--im-primary); }
.im-navbar-user { display: flex; align-items: center; gap: 10px; font-size: .88rem; color: #555; }
.im-sidebar-toggle { border: none; background: none; font-size: 1.4rem; color: var(--im-primary); }

.im-content { padding: 24px; }

/* ---------- Cards ---------- */
.im-kpi-card {
    background: #fff;
    border: 1px solid var(--im-border);
    border-radius: 10px;
    padding: 18px 20px;
    height: 100%;
}
.im-kpi-label { font-size: .8rem; color: #6b7280; text-transform: uppercase; letter-spacing: .03em; margin-bottom: 6px; }
.im-kpi-value { font-size: 1.5rem; font-weight: 700; color: var(--im-primary); }
.im-kpi-card.highlight { background: linear-gradient(135deg, #1e3a5f, #2f6fed); color: #fff; }
.im-kpi-card.highlight .im-kpi-label { color: #cfe0ff; }
.im-kpi-card.highlight .im-kpi-value { color: #fff; }

.card { border: 1px solid var(--im-border); border-radius: 10px; }
.card-header { background: #fafbfd; font-weight: 600; border-bottom: 1px solid var(--im-border); }

.table thead th {
    background: #f8f9fc;
    font-size: .78rem;
    text-transform: uppercase;
    letter-spacing: .03em;
    color: #6b7280;
    border-bottom: 2px solid var(--im-border);
    white-space: nowrap;
}
.table td { vertical-align: middle; font-size: .9rem; }

.im-lot-badge { font-family: 'Courier New', monospace; font-weight: 600; color: var(--im-accent); }

@media (max-width: 991px) {
    .im-sidebar { position: fixed; left: -260px; z-index: 1000; transition: left .2s; }
    body.im-sidebar-open .im-sidebar { left: 0; }
}


/* ---------- Print: hide chrome, show only the report ---------- */
@media print {
    .im-sidebar, .im-navbar, .no-print, .pagination, form.row, .btn, .alert-dismissible .btn-close { display: none !important; }
    .im-main { display: block; }
    .im-content { padding: 0; }
    body { background: #fff; }
    .card { border: 1px solid #ccc; box-shadow: none; break-inside: avoid; }
    .im-kpi-card.highlight { background: #fff !important; color: #000 !important; border: 2px solid #000; }
    .im-kpi-card.highlight .im-kpi-label, .im-kpi-card.highlight .im-kpi-value { color: #000 !important; }
    a { color: inherit; text-decoration: none; }
}