/* ============================================================
   frontend-v3/css/pages/invoices.css
   Invoicing & POS Tab Styling — Premium space-dark glassmorphism
   ============================================================ */

.invoices-layout {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 48px);
    gap: 20px;
    overflow: hidden;
}

.invoices-top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.invoices-tabs {
    display: flex;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 4px;
    border-radius: var(--radius-md);
    gap: 4px;
}

.invoices-tab-btn {
    background: none;
    border: none;
    padding: 8px 16px;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.invoices-tab-btn.active {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
}

.invoices-search-wrapper {
    display: flex;
    gap: 12px;
    flex: 1;
    max-width: 400px;
}

.invoices-search-wrapper input {
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 10px 14px;
    border-radius: var(--radius-md);
    color: #fff;
    outline: none;
    font-size: 0.8rem;
}

.invoices-search-wrapper input:focus {
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 10px var(--accent-primary-glow);
}

/* Invoice list table grid */
.invoices-table-container {
    flex: 1;
    overflow-y: auto;
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
}

.invoices-table-header {
    display: grid;
    grid-template-columns: 100px 1fr 120px 120px 120px 150px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-color);
    font-weight: 700;
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: rgba(255, 255, 255, 0.02);
}

.invoice-row-card {
    display: grid;
    grid-template-columns: 100px 1fr 120px 120px 120px 150px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    align-items: center;
    font-size: 0.82rem;
    color: #fff;
    transition: background var(--transition-fast);
}

.invoice-row-card:hover {
    background: rgba(255, 255, 255, 0.02);
}

.invoice-badge-status {
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    display: inline-block;
    text-align: center;
}

.invoice-badge-status.paid {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.25);
}

.invoice-badge-status.unpaid {
    background: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    border: 1px solid rgba(239, 68, 68, 0.25);
}

/* Invoice Creation Layout */
.invoice-creator-layout {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 20px;
    height: 100%;
    overflow: hidden;
}

.invoice-creator-main {
    display: flex;
    flex-direction: column;
    gap: 16px;
    overflow-y: auto;
    padding-right: 4px;
}

.invoice-creator-sidebar {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    height: fit-content;
}

/* Items details grid inside invoice */
.invoice-items-table {
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
}

.invoice-item-header {
    display: grid;
    grid-template-columns: 1fr 100px 100px 100px 30px;
    gap: 10px;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
}

.invoice-item-row {
    display: grid;
    grid-template-columns: 1fr 100px 100px 100px 30px;
    gap: 10px;
    align-items: center;
}

.invoice-item-row input, .invoice-item-row select {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 8px;
    border-radius: var(--radius-sm);
    color: #fff;
    outline: none;
    font-size: 0.8rem;
}

/* Payment POS Modal details */
.pos-method-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-top: 10px;
}

.pos-method-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.pos-method-card:hover {
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.08);
}

.pos-method-card.active {
    border-color: var(--accent-primary);
    background: rgba(99, 102, 241, 0.15);
    box-shadow: 0 0 10px var(--accent-primary-glow);
}