/* ============================================================
   stock.css — Professional Stock Management Module Styling
   ============================================================ */

/* ── STOCK TAB NAVIGATION ─────────────────────────────────── */
.stock-tabs {
    display: flex;
    gap: 2px;
    background: #f1f5f9;
    border-radius: 10px;
    padding: 3px;
    margin-bottom: 20px;
    border: 1px solid #e2e8f0;
}

.stock-tab {
    flex: 1;
    padding: 10px 16px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: #64748b;
    border-radius: 8px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    white-space: nowrap;
}

.stock-tab:hover {
    background: rgba(255,255,255,0.7);
    color: #334155;
}

.stock-tab.active {
    background: #fff;
    color: #0f172a;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

.stock-tab svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
}

.stock-tab .tab-badge {
    background: #ef4444;
    color: #fff;
    font-size: 10px;
    font-weight: 700;
    padding: 1px 6px;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

/* ── STOCK TAB PANELS ─────────────────────────────────────── */
.stock-panel {
    display: none;
}

.stock-panel.active {
    display: block;
    animation: stockFadeIn 0.25s ease;
}

@keyframes stockFadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ── STOCK DASHBOARD KPI CARDS ────────────────────────────── */
.stock-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
    margin-bottom: 20px;
}

.stock-kpi-card {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    padding: 18px;
    position: relative;
    overflow: hidden;
    transition: all 0.2s ease;
}

.stock-kpi-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
}

.stock-kpi-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: 12px 12px 0 0;
}

.stock-kpi-card.kpi-total::before    { background: linear-gradient(90deg, #6366f1, #818cf8); }
.stock-kpi-card.kpi-value::before    { background: linear-gradient(90deg, #0ea5e9, #38bdf8); }
.stock-kpi-card.kpi-low::before      { background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.stock-kpi-card.kpi-out::before      { background: linear-gradient(90deg, #ef4444, #f87171); }
.stock-kpi-card.kpi-in::before       { background: linear-gradient(90deg, #10b981, #34d399); }
.stock-kpi-card.kpi-issued::before   { background: linear-gradient(90deg, #8b5cf6, #a78bfa); }
.stock-kpi-card.kpi-today::before    { background: linear-gradient(90deg, #f97316, #fb923c); }
.stock-kpi-card.kpi-month::before    { background: linear-gradient(90deg, #06b6d4, #22d3ee); }

.stock-kpi-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    font-size: 18px;
}

.kpi-total .stock-kpi-icon    { background: #eef2ff; }
.kpi-value .stock-kpi-icon    { background: #e0f2fe; }
.kpi-low .stock-kpi-icon      { background: #fef3c7; }
.kpi-out .stock-kpi-icon      { background: #fee2e2; }
.kpi-in .stock-kpi-icon       { background: #d1fae5; }
.kpi-issued .stock-kpi-icon   { background: #ede9fe; }
.kpi-today .stock-kpi-icon    { background: #ffedd5; }
.kpi-month .stock-kpi-icon    { background: #cffafe; }

.stock-kpi-value {
    font-size: 24px;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.1;
    margin-bottom: 4px;
}

.stock-kpi-label {
    font-size: 12px;
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

/* ── DASHBOARD RECENT MOVEMENTS ───────────────────────────── */
.stock-recent-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 20px;
}

@media (max-width: 900px) {
    .stock-recent-grid {
        grid-template-columns: 1fr;
    }
}

.stock-recent-card {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    overflow: hidden;
}

.stock-recent-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    border-bottom: 1px solid #f1f5f9;
    font-weight: 700;
    font-size: 14px;
    color: #1e293b;
}

.stock-recent-body {
    padding: 0;
    max-height: 280px;
    overflow-y: auto;
}

.stock-recent-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 18px;
    border-bottom: 1px solid #f8fafc;
    transition: background 0.15s;
}

.stock-recent-item:hover {
    background: #f8fafc;
}

.stock-recent-item:last-child {
    border-bottom: none;
}

.stock-movement-badge {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 12px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 6px;
    white-space: nowrap;
}

.stock-movement-badge.in {
    background: #d1fae5;
    color: #065f46;
}

.stock-movement-badge.out {
    background: #fee2e2;
    color: #991b1b;
}

.stock-movement-badge.adj {
    background: #fef3c7;
    color: #92400e;
}

.stock-movement-badge.ret {
    background: #dbeafe;
    color: #1e40af;
}

/* ── PRODUCT TABLE ENHANCEMENTS ───────────────────────────── */
.stock-product-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.stock-product-table thead th {
    background: #f8fafc;
    color: #475569;
    font-weight: 700;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 10px 12px;
    border-bottom: 2px solid #e2e8f0;
    text-align: left;
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 1;
}

.stock-product-table tbody td {
    padding: 10px 12px;
    border-bottom: 1px solid #f1f5f9;
    vertical-align: middle;
}

.stock-product-table tbody tr {
    transition: background 0.15s;
    cursor: pointer;
}

.stock-product-table tbody tr:hover {
    background: #f8fafc;
}

.stock-product-name {
    font-weight: 700;
    color: #0f172a;
}

.stock-product-code {
    font-size: 11px;
    color: #94a3b8;
    font-family: 'SF Mono', 'Consolas', monospace;
}

.stock-category-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
}

.stock-category-badge.cat-bardana    { background: #fef3c7; color: #92400e; }
.stock-category-badge.cat-packing    { background: #dbeafe; color: #1e40af; }
.stock-category-badge.cat-chemical   { background: #fce7f3; color: #9d174d; }
.stock-category-badge.cat-equipment  { background: #e0e7ff; color: #3730a3; }
.stock-category-badge.cat-raw        { background: #d1fae5; color: #065f46; }
.stock-category-badge.cat-other      { background: #f1f5f9; color: #475569; }

/* Stock quantity status indicators */
.stock-qty-ok {
    color: #059669;
    font-weight: 700;
}

.stock-qty-low {
    color: #d97706;
    font-weight: 700;
    background: #fffbeb;
    padding: 2px 8px;
    border-radius: 4px;
}

.stock-qty-zero {
    color: #dc2626;
    font-weight: 700;
    background: #fef2f2;
    padding: 2px 8px;
    border-radius: 4px;
}

.stock-value-cell {
    font-family: 'SF Mono', 'Consolas', monospace;
    font-weight: 600;
    color: #1e293b;
    font-size: 12px;
}

/* ── STOCK LEDGER TABLE ───────────────────────────────────── */
.stock-ledger-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.stock-ledger-table thead th {
    background: #1e293b;
    color: #e2e8f0;
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 10px 12px;
    text-align: left;
    white-space: nowrap;
    position: sticky;
    top: 0;
    z-index: 1;
}

.stock-ledger-table tbody td {
    padding: 8px 12px;
    border-bottom: 1px solid #f1f5f9;
    vertical-align: middle;
}

.stock-ledger-table tbody tr:nth-child(even) {
    background: #fafbfc;
}

.stock-ledger-table tbody tr:hover {
    background: #f0f4ff;
}

.ledger-in {
    color: #059669;
    font-weight: 700;
}

.ledger-out {
    color: #dc2626;
    font-weight: 700;
}

.ledger-balance {
    font-weight: 800;
    color: #0f172a;
}

/* Voucher type badges */
.voucher-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
}

.voucher-badge.v-purchase     { background: #d1fae5; color: #065f46; }
.voucher-badge.v-sale         { background: #fee2e2; color: #991b1b; }
.voucher-badge.v-gate_pass    { background: #fef3c7; color: #92400e; }
.voucher-badge.v-return       { background: #dbeafe; color: #1e40af; }
.voucher-badge.v-adjustment   { background: #ede9fe; color: #5b21b6; }
.voucher-badge.v-opening      { background: #f0fdf4; color: #166534; }
.voucher-badge.v-bardana      { background: #fff7ed; color: #c2410c; }
.voucher-badge.v-maal_received { background: #ecfdf5; color: #047857; }

/* ── FILTER BAR ───────────────────────────────────────────── */
.stock-filter-bar {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    align-items: flex-end;
    padding: 14px 18px;
    background: #f8fafc;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    margin-bottom: 16px;
}

.stock-filter-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stock-filter-group label {
    font-size: 11px;
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.stock-filter-group input,
.stock-filter-group select {
    padding: 7px 10px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-size: 13px;
    background: #fff;
    color: #1e293b;
    min-width: 130px;
    outline: none;
    transition: border-color 0.2s;
}

.stock-filter-group input:focus,
.stock-filter-group select:focus {
    border-color: #6366f1;
    box-shadow: 0 0 0 3px rgba(99,102,241,0.1);
}

/* ── PRODUCT DETAIL MODAL ─────────────────────────────────── */
.product-detail-modal {
    width: 95vw;
    max-width: 1100px;
    max-height: 92vh;
    display: flex;
    flex-direction: column;
}

.product-detail-header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 24px;
    border-bottom: 1px solid #e5e7eb;
}

.product-detail-icon {
    width: 52px;
    height: 52px;
    border-radius: 12px;
    background: linear-gradient(135deg, #6366f1, #818cf8);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
    flex-shrink: 0;
}

.product-detail-info h2 {
    font-size: 20px;
    font-weight: 800;
    color: #0f172a;
    margin: 0;
}

.product-detail-info .product-meta {
    font-size: 13px;
    color: #64748b;
    margin-top: 2px;
}

.product-detail-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1px;
    background: #e5e7eb;
    border-top: 1px solid #e5e7eb;
    border-bottom: 1px solid #e5e7eb;
}

.product-stat-cell {
    background: #fff;
    padding: 16px 20px;
    text-align: center;
}

.product-stat-cell .stat-number {
    font-size: 22px;
    font-weight: 800;
    color: #0f172a;
}

.product-stat-cell .stat-label {
    font-size: 11px;
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    margin-top: 2px;
}

.product-stat-cell.stat-green .stat-number  { color: #059669; }
.product-stat-cell.stat-red .stat-number    { color: #dc2626; }
.product-stat-cell.stat-blue .stat-number   { color: #2563eb; }
.product-stat-cell.stat-purple .stat-number { color: #7c3aed; }

/* ── RETURN VOUCHER FORM ──────────────────────────────────── */
.return-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

@media (max-width: 600px) {
    .return-form-grid {
        grid-template-columns: 1fr;
    }
}

/* ── REPORT CARDS ─────────────────────────────────────────── */
.stock-report-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 14px;
}

.stock-report-card {
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    padding: 18px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.stock-report-card:hover {
    border-color: #6366f1;
    box-shadow: 0 4px 12px rgba(99,102,241,0.12);
    transform: translateY(-2px);
}

.stock-report-card .report-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    background: #eef2ff;
}

.stock-report-card .report-title {
    font-weight: 700;
    font-size: 14px;
    color: #1e293b;
}

.stock-report-card .report-desc {
    font-size: 12px;
    color: #64748b;
    line-height: 1.4;
}

/* ── ADJUSTMENT AUDIT TRAIL ───────────────────────────────── */
.adjustment-audit {
    background: #fffbeb;
    border: 1px solid #fde68a;
    border-radius: 8px;
    padding: 12px 16px;
    margin-top: 12px;
    font-size: 12px;
    color: #92400e;
}

.adjustment-audit strong {
    color: #78350f;
}

/* ── STOCK STATS OVERRIDE ─────────────────────────────────── */
.stock-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 10px;
    margin-bottom: 16px;
}

/* ── PRINT STYLES ─────────────────────────────────────────── */
@media print {
    .stock-tabs,
    .stock-filter-bar,
    .btn,
    .btn-icon,
    .sidebar,
    .topbar,
    .oracle-menubar,
    .oracle-statusbar {
        display: none !important;
    }

    .stock-panel.active {
        display: block !important;
    }

    .stock-kpi-grid {
        grid-template-columns: repeat(4, 1fr) !important;
    }

    .stock-kpi-card {
        break-inside: avoid;
        border: 1px solid #ccc !important;
    }

    .stock-ledger-table thead th {
        background: #f0f0f0 !important;
        color: #000 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }

    .stock-product-table,
    .stock-ledger-table {
        font-size: 11px !important;
    }
}

/* ── EMPTY STATE ──────────────────────────────────────────── */
.stock-empty-state {
    text-align: center;
    padding: 48px 24px;
    color: #94a3b8;
}

.stock-empty-state svg {
    width: 48px;
    height: 48px;
    margin-bottom: 12px;
    opacity: 0.5;
}

.stock-empty-state p {
    font-size: 14px;
    margin: 0;
}

/* ── ENHANCED MODAL FORM FIELDS ───────────────────────────── */
.stock-form-section {
    margin-bottom: 18px;
}

.stock-form-section-title {
    font-size: 12px;
    font-weight: 700;
    color: #475569;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 10px;
    padding-bottom: 6px;
    border-bottom: 1px solid #e5e7eb;
}

.stock-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.stock-form-grid-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 12px;
}

@media (max-width: 600px) {
    .stock-form-grid,
    .stock-form-grid-3 {
        grid-template-columns: 1fr;
    }
}

/* ── TOOLBAR ──────────────────────────────────────────────── */
.stock-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
    gap: 12px;
    flex-wrap: wrap;
}

.stock-toolbar-left {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}

.stock-toolbar-right {
    display: flex;
    gap: 8px;
    align-items: center;
}