/* Modal & Overlay Fixes */

/* =========================================================================
 * Top-level .modal-overlay class (used by pawns.php, deposits.php, repairs.php)
 * Structure: <div class="modal-overlay"><div class="modal-container">...</div></div>
 * ========================================================================= */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    padding: 1rem;
    overflow-y: auto;
}

.modal-overlay.active {
    display: flex;
}

.modal-overlay .modal-container {
    background: var(--color-white, #fff);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: modalSlideIn 0.3s ease-out;
}

.modal-overlay .modal-container.modal-lg {
    max-width: 700px;
}

.modal-overlay .modal-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--color-border, #e5e7eb);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-overlay .modal-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0;
}

.modal-overlay .modal-close {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--color-gray, #6b7280);
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
}

.modal-overlay .modal-close:hover {
    background: rgba(0, 0, 0, 0.06);
    color: var(--color-danger, #dc2626);
}

.modal-overlay .modal-body {
    padding: 1.25rem;
    overflow-y: auto;
}

.modal-overlay .modal-footer {
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--color-border, #e5e7eb);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* =========================================================================
 * Legacy .modal class (older pages)
 * ========================================================================= */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 900;
    /* Lower than sidebar (9999) */
    padding: var(--spacing-xl);
    overflow-y: auto;
}

/* -------------------------------------------------------------------------
 * New: modal-ui (opt-in)
 * Our customer pages use:
 *   <div class="modal modal-ui" data-ui="modal">
 *     <div class="modal-overlay"></div>
 *     <div class="modal-dialog">
 *       <div class="modal-content-wrapper">...
 * ------------------------------------------------------------------------- */
.modal.modal-ui[data-ui="modal"] {
    background: transparent; /* overlay handles dim */
    padding: 16px;
}

.modal.modal-ui .modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
}

.modal.modal-ui .modal-dialog {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 720px;
    margin: auto;
    max-height: calc(100vh - 32px);
    display: flex;
}

.modal.modal-ui .modal-content-wrapper {
    width: 100%;
    background: var(--color-card, #fff);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.25);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    max-height: calc(100vh - 32px);
}

.modal.modal-ui .modal-header-custom {
    padding: 16px 18px;
    border-bottom: 1px solid var(--color-border, #e5e7eb);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal.modal-ui .modal-title-custom {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 700;
}

.modal.modal-ui .modal-close-custom {
    border: none;
    background: transparent;
    cursor: pointer;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
}

.modal.modal-ui .modal-close-custom:hover {
    background: rgba(0, 0, 0, 0.06);
}

.modal.modal-ui .modal-body-custom {
    padding: 16px 18px;
    overflow: auto;
}

/* Mobile: prevent layout break */
@media (max-width: 768px) {
    .modal.modal-ui .modal-dialog {
        max-width: 100%;
    }
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: modalSlideIn 0.3s ease-out;
}

.modal-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--color-light-3);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
    color: var(--color-dark);
}

.modal-close {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    color: var(--color-gray);
    cursor: pointer;
    padding: var(--spacing-sm);
    line-height: 1;
    transition: var(--transition);
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
}

.modal-close:hover {
    background: var(--color-light-2);
    color: var(--color-danger);
}

.modal-body {
    padding: var(--spacing-md) var(--spacing-lg);
}

.modal-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--color-light-3);
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Ensure sidebar is always accessible */
.sidebar {
    z-index: 9999 !important;
}

/* Invoice Details Styles - Compact Professional Design */
.invoice-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Invoice Header Section */
.invoice-header {
    background: linear-gradient(135deg, #f8f9ff 0%, #f0f2ff 100%);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-md);
    border: 1px solid #e0e4ff;
}

.invoice-info-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.invoice-info-row:last-child {
    margin-bottom: 0;
}

.invoice-info-item {
    position: relative;
    padding-left: 1.5rem;
}

.invoice-info-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 2px;
    width: 16px;
    height: 16px;
    background: var(--color-primary);
    opacity: 0.1;
    border-radius: 3px;
}

.invoice-info-item label {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.7rem;
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    margin-bottom: 0.25rem;
}

.invoice-info-item label i {
    color: var(--color-primary);
    opacity: 0.7;
    font-size: 0.75rem;
}

.invoice-info-item strong,
.invoice-info-item span {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: #1e293b;
}

/* Invoice Section Headers */
.invoice-section {
    border-top: 1px solid #e2e8f0;
    padding-top: var(--spacing-md);
    margin-top: var(--spacing-xs);
}

.invoice-section h4 {
    font-size: 0.875rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    color: #334155;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.invoice-section h4 i {
    color: var(--color-primary);
    font-size: 0.95rem;
}

/* Line Items */
.invoice-line-items {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    background: #fafbfc;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    border: 1px solid #e2e8f0;
}

.invoice-line-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0.75rem;
    background: white;
    border-radius: var(--radius-sm);
    border: 1px solid #e2e8f0;
    transition: all 0.15s ease;
}

.invoice-line-item:hover {
    border-color: var(--color-primary);
    box-shadow: 0 1px 4px rgba(79, 70, 229, 0.08);
}

.line-item-description {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.line-item-description strong {
    color: #1e293b;
    font-weight: 600;
    font-size: 0.875rem;
}

.line-item-description span {
    color: #64748b;
    font-size: 0.75rem;
}

.line-item-amount {
    font-weight: 700;
    color: #0f172a;
    font-size: 0.9375rem;
    margin-left: var(--spacing-md);
    white-space: nowrap;
}

/* Totals Section */
.invoice-totals {
    background: linear-gradient(to bottom, #ffffff 0%, #f8fafc 100%);
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    margin-top: var(--spacing-xs);
}

.invoice-total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.35rem 0;
    font-size: 0.875rem;
}

.invoice-total-row span {
    color: #64748b;
    font-weight: 500;
}

.invoice-total-row strong {
    color: #1e293b;
    font-weight: 600;
}

.invoice-grand-total {
    border-top: 1px solid #e2e8f0;
    padding-top: var(--spacing-sm);
    margin-top: var(--spacing-xs);
    background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
    margin: var(--spacing-xs) calc(-1 * var(--spacing-md)) calc(-1 * var(--spacing-sm));
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.invoice-grand-total span,
.invoice-grand-total strong {
    color: white;
    font-size: 1rem;
    font-weight: 700;
}

.invoice-grand-total span {
    text-transform: uppercase;
    letter-spacing: 0.3px;
    font-size: 0.8125rem;
    opacity: 0.95;
}

/* Actions */
.invoice-actions {
    padding-top: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
}

.invoice-actions .btn {
    flex: 1;
    padding: 0.625rem var(--spacing-md);
    font-weight: 600;
    font-size: 0.9375rem;
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.invoice-actions .btn-primary {
    background: linear-gradient(135deg, #4f46e5 0%, #6366f1 100%);
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.25);
}

.invoice-actions .btn-primary:hover {
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.35);
    transform: translateY(-1px);
}

/* Larger modal for invoice details */
#invoiceModal .modal-content {
    max-width: 700px;
}

/* =====================================================
   Unified Modal System (for customer pages using .modal)
   Fixes: z-index conflicts, overlay, scroll, mobile layout
   Applies to: chat-history.php, addresses.php, orders.php, payment-history.php
===================================================== */

/* Use an attribute so we can opt-in without breaking legacy modals */
.modal[data-ui="modal"],
.modal.modal-ui {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9500; /* below sidebar (9999 in this repo), above content */
    padding: 1rem;
}

.modal[data-ui="modal"] .modal-overlay,
.modal.modal-ui .modal-overlay {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(4px);
}

.modal[data-ui="modal"] .modal-dialog,
.modal.modal-ui .modal-dialog {
    position: relative;
    width: min(900px, 100%);
    max-height: 90vh;
    z-index: 1;
}

.modal[data-ui="modal"] .modal-content-wrapper,
.modal.modal-ui .modal-content-wrapper {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    overflow: hidden;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.modal[data-ui="modal"] .modal-body-custom,
.modal.modal-ui .modal-body-custom {
    overflow: auto;
}

@media (max-width: 768px) {
    .modal[data-ui="modal"] .modal-dialog,
    .modal.modal-ui .modal-dialog {
        width: 100%;
        max-height: 92vh;
    }
}

/* Mobile modal */
@media (max-width: 768px) {
    .modal {
        padding: 0;
    }

    .modal-content {
        max-width: 100%;
        max-height: 100vh;
        border-radius: 0;
        margin: 0;
    }

    .modal-header,
    .modal-body,
    .modal-footer {
        padding: var(--spacing-lg);
    }

    .invoice-info-row {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .invoice-header {
        padding: var(--spacing-lg);
    }

    .invoice-info-item {
        padding-left: 1.5rem;
    }

    .invoice-line-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .line-item-amount {
        margin-left: 0;
        align-self: flex-end;
        font-size: 1.125rem;
    }

    .invoice-totals {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .invoice-grand-total {
        margin: var(--spacing-md) calc(-1 * var(--spacing-lg)) calc(-1 * var(--spacing-md));
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .invoice-actions {
        flex-direction: column;
    }

    #invoiceModal .modal-content {
        max-width: 100%;
    }
}