/* ── Base ──────────────────────────────────────────────────────────────────── */
:root {
    --bg:           #0f172a;
    --sidebar-bg:   #1e293b;
    --card-bg:      #1e293b;
    --border:       #334155;
    --text:         #e2e8f0;
    --text-muted:   #94a3b8;
    --accent:       #3b82f6;
    --accent-hover: #2563eb;
    --success:      #22c55e;
    --warning:      #f59e0b;
    --danger:       #ef4444;
    --sidebar-w:    240px;
}

*, *::before, *::after { box-sizing: border-box; }

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Segoe UI', system-ui, sans-serif;
    font-size: 14px;
    margin: 0;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* ── Layout ────────────────────────────────────────────────────────────────── */
#wrapper { min-height: 100vh; }

#sidebar {
    width: var(--sidebar-w);
    min-height: 100vh;
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
    transition: width 0.25s;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

#sidebar.collapsed { width: 0; overflow: hidden; }

.sidebar-brand {
    padding: 20px 18px 8px;
    font-size: 18px;
    font-weight: 700;
    color: var(--accent);
    border-bottom: 1px solid var(--border);
    letter-spacing: 0.5px;
}

.sidebar-shop {
    padding: 8px 18px 14px;
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border-bottom: 1px solid var(--border);
}

.sidebar-nav {
    list-style: none;
    margin: 10px 0;
    padding: 0;
    flex: 1;
}

.sidebar-nav li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 18px;
    color: var(--text-muted);
    transition: background 0.15s, color 0.15s;
    border-left: 3px solid transparent;
}

.sidebar-nav li a:hover,
.sidebar-nav li a.active {
    background: rgba(59,130,246,0.12);
    color: var(--text);
    border-left-color: var(--accent);
}

.sidebar-nav li a i { font-size: 16px; width: 20px; }

.sidebar-footer {
    padding: 14px 18px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text-muted);
}

.sidebar-footer a {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.sidebar-footer a:hover { color: var(--danger); }
.sidebar-user { font-size: 11px; opacity: 0.6; }

#page-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.top-bar {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 12px 24px;
    background: var(--sidebar-bg);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.page-title {
    font-size: 18px;
    font-weight: 600;
    margin: 0;
    color: var(--text);
}

.content-area {
    padding: 24px;
    flex: 1;
}

/* ── Cards ─────────────────────────────────────────────────────────────────── */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
}

.card-header {
    background: rgba(255,255,255,0.04);
    border-bottom: 1px solid var(--border);
    font-weight: 600;
    color: var(--text);
    padding: 14px 18px;
}

.card-body { padding: 18px; }

/* ── Stat cards ────────────────────────────────────────────────────────────── */
.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.stat-icon.blue   { background: rgba(59,130,246,0.15); color: #3b82f6; }
.stat-icon.green  { background: rgba(34,197,94,0.15);  color: #22c55e; }
.stat-icon.yellow { background: rgba(245,158,11,0.15); color: #f59e0b; }
.stat-icon.red    { background: rgba(239,68,68,0.15);  color: #ef4444; }

.stat-value { font-size: 28px; font-weight: 700; line-height: 1; }
.stat-label { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* ── Tables ─────────────────────────────────────────────────────────────────── */
.table {
    color: var(--text);
    margin: 0;
    --bs-table-bg: transparent;
    --bs-table-color: var(--text);
    --bs-table-hover-bg: rgba(255,255,255,0.03);
    --bs-table-striped-bg: transparent;
    --bs-table-border-color: var(--border);
}

/* Force Bootstrap table cells to respect our dark background */
.table > :not(caption) > * > * {
    background-color: transparent;
    color: var(--text);
    border-color: var(--border);
}

.table thead th {
    background: rgba(255,255,255,0.04) !important;
    border-color: var(--border);
    color: var(--text-muted);
    font-weight: 500;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.table td, .table th {
    border-color: var(--border);
    vertical-align: middle;
}

.table tbody tr:hover > * { background-color: rgba(255,255,255,0.03) !important; }

.table-responsive { border-radius: 0 0 10px 10px; }

/* Scan table row states */
.row-mapped    { }
.row-unmapped  { background: rgba(239,68,68,0.12) !important; }
.row-reorder   { background: rgba(245,158,11,0.10) !important; }
.row-ok        { }

/* ── Forms ─────────────────────────────────────────────────────────────────── */
.form-control, .form-select {
    background: rgba(255,255,255,0.06);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 6px;
}

.form-control:focus, .form-select:focus {
    background: rgba(255,255,255,0.08);
    border-color: var(--accent);
    color: var(--text);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.2);
}

.form-control::placeholder { color: var(--text-muted); }

.form-select option,
select option {
    background-color: #1e293b;
    color: #e2e8f0;
}

.form-label { color: var(--text-muted); font-size: 13px; margin-bottom: 4px; }

.input-group-text {
    background: rgba(255,255,255,0.06);
    border-color: var(--border);
    color: var(--text-muted);
}

/* ── Buttons ────────────────────────────────────────────────────────────────── */
.btn-primary {
    background: var(--accent);
    border-color: var(--accent);
}
.btn-primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
}

.btn-outline-secondary {
    border-color: var(--border);
    color: var(--text-muted);
}
.btn-outline-secondary:hover {
    background: rgba(255,255,255,0.08);
    color: var(--text);
    border-color: var(--border);
}

/* ── Badges ─────────────────────────────────────────────────────────────────── */
.badge-part    { background: rgba(59,130,246,0.2);  color: #93c5fd; }
.badge-tire    { background: rgba(34,197,94,0.2);   color: #86efac; }
.badge-battery { background: rgba(245,158,11,0.2);  color: #fcd34d; }

/* ── Auth pages ─────────────────────────────────────────────────────────────── */
.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg);
    padding: 20px;
}

.auth-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 36px 40px;
    width: 100%;
    max-width: 440px;
}

.auth-logo {
    text-align: center;
    font-size: 28px;
    font-weight: 800;
    color: var(--accent);
    margin-bottom: 6px;
    letter-spacing: -0.5px;
}

.auth-logo i { font-size: 32px; }
.auth-subtitle { text-align: center; color: var(--text-muted); font-size: 13px; margin-bottom: 28px; }

/* ── Scanning page ──────────────────────────────────────────────────────────── */
.scan-input-wrap {
    background: var(--card-bg);
    border: 2px solid var(--accent);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.scan-input-wrap .form-control {
    font-size: 18px;
    padding: 12px 16px;
    letter-spacing: 1px;
}

.scan-status {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 10px;
}

.scan-status .dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--success);
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0%,100% { opacity: 1; }
    50%      { opacity: 0.3; }
}

.qty-badge {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    border-radius: 20px;
    padding: 2px 10px;
    font-weight: 700;
    font-size: 13px;
    min-width: 36px;
    text-align: center;
}

/* Unmapped part search dropdown */
.part-search-wrap { position: relative; }
.part-search-input {
    font-size: 13px;
    padding: 6px 10px;
}
.part-search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #2d3f55;
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 6px 6px;
    z-index: 1000;
    max-height: 200px;
    overflow-y: auto;
    display: none;
}
.part-search-results .result-item {
    padding: 8px 12px;
    cursor: pointer;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
}
.part-search-results .result-item:hover { background: rgba(59,130,246,0.2); }
.part-search-results .result-item:last-child { border-bottom: none; }
.result-pn { color: var(--text-muted); font-size: 11px; }

/* ── Report page ────────────────────────────────────────────────────────────── */
.report-diff-positive { color: var(--success); font-weight: 600; }
.report-diff-negative { color: var(--danger);  font-weight: 600; }
.report-diff-zero     { color: var(--text-muted); }

/* ── Alerts ─────────────────────────────────────────────────────────────────── */
.alert {
    border-radius: 8px;
    border: 1px solid transparent;
    padding: 12px 16px;
    font-size: 13px;
}
.alert-success { background: rgba(34,197,94,0.12);  border-color: rgba(34,197,94,0.3);  color: #86efac; }
.alert-danger  { background: rgba(239,68,68,0.12);  border-color: rgba(239,68,68,0.3);  color: #fca5a5; }
.alert-warning { background: rgba(245,158,11,0.12); border-color: rgba(245,158,11,0.3); color: #fcd34d; }
.alert-info    { background: rgba(59,130,246,0.12); border-color: rgba(59,130,246,0.3); color: #93c5fd; }

/* ── Misc ───────────────────────────────────────────────────────────────────── */
.text-muted { color: var(--text-muted) !important; }
.border-color { border-color: var(--border) !important; }

.section-title {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--text-muted);
    margin-bottom: 14px;
}

hr { border-color: var(--border); opacity: 1; }

/* ── Admin panel ────────────────────────────────────────────────────────────── */
.admin-badge-pending   { background: rgba(245,158,11,0.2); color: #fcd34d; }
.admin-badge-active    { background: rgba(34,197,94,0.2);  color: #86efac; }
.admin-badge-suspended { background: rgba(239,68,68,0.2);  color: #fca5a5; }

/* ── Responsive ─────────────────────────────────────────────────────────────── */

/* Sidebar overlay (mobile) */
#sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.55);
    z-index: 998;
    backdrop-filter: blur(2px);
}
#sidebar-overlay.show { display: block; }

@media (max-width: 768px) {
    body { overflow-x: hidden; }

    /* Sidebar slides in from left as overlay — doesn't push content */
    #sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        width: var(--sidebar-w) !important;
        z-index: 999;
        transform: translateX(-100%);
        transition: transform 0.25s ease;
    }
    #sidebar.open {
        transform: translateX(0);
    }

    /* Page content always full width */
    #page-content { width: 100%; }
    #wrapper { display: block; }

    /* Spacing */
    .content-area { padding: 14px; }
    .top-bar { padding: 10px 14px; gap: 10px; }
    .page-title { font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 180px; }

    /* Stat cards */
    .stat-card { padding: 14px; gap: 12px; }
    .stat-icon { width: 40px; height: 40px; font-size: 18px; }
    .stat-value { font-size: 22px; }

    /* Tables */
    .table { font-size: 13px; }
    .table th, .table td { padding: 8px 10px; }

    /* Auth */
    .auth-card { padding: 24px 20px; }

    /* Cards */
    .card-body { padding: 14px; }
    .card-header { padding: 12px 14px; }
}

@media (max-width: 480px) {
    .content-area { padding: 10px; }
    .stat-value { font-size: 20px; }
    .page-title { max-width: 140px; }
    .top-bar { padding: 8px 10px; }
    /* Stack action button groups */
    .d-flex.gap-1.flex-wrap .btn { font-size: 12px; padding: 4px 8px; }
}