/* ==========================================
   INVOICE / OFFER STYLES
   ========================================== */

/* Invoice Popup Container - overlay within the org popup */
.invoice-popup-container {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}

.invoice-popup-content {
    background: #fff;
    border-radius: 12px;
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    overflow: hidden;
}

/* Header */
.invoice-popup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid #E5E7EB;
    background: #F9FAFB;
    position: sticky;
    top: 0;
    z-index: 1;
}

.invoice-popup-header h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: #111827;
}

.invoice-popup-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.invoice-add-btn {
    padding: 6px 14px;
    border: 1px solid #D1D5DB;
    border-radius: 6px;
    background: #fff;
    color: #374151;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
}

.invoice-add-btn:hover {
    background: #10B981;
    color: #fff;
    border-color: #10B981;
}

.invoice-close-btn {
    width: 32px;
    height: 32px;
    border: none;
    background: none;
    font-size: 20px;
    color: #6B7280;
    cursor: pointer;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s ease;
}

.invoice-close-btn:hover {
    background: #F3F4F6;
    color: #111827;
}

/* Invoice List */
.invoice-list {
    padding: 16px 20px;
    overflow-y: auto;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.invoice-loading,
.invoice-empty {
    text-align: center;
    padding: 40px 20px;
    color: #6B7280;
    font-size: 14px;
}

/* Invoice Card */
.invoice-card {
    border: 1px solid #E5E7EB;
    border-radius: 10px;
    padding: 14px 16px;
    background: #fff;
    transition: box-shadow 0.15s ease;
}

.invoice-card:hover {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.invoice-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.invoice-type-badge {
    font-size: 11px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.invoice-status {
    font-size: 12px;
    font-weight: 500;
}

.invoice-card-body {
    margin-bottom: 10px;
}

.invoice-title {
    font-size: 14px;
    font-weight: 600;
    color: #111827;
    margin-bottom: 4px;
}

.invoice-amount {
    font-size: 18px;
    font-weight: 700;
    color: #111827;
    margin-bottom: 4px;
}

.invoice-deadline {
    font-size: 12px;
    color: #6B7280;
}

/* Card Actions */
.invoice-card-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 10px;
    border-top: 1px solid #F3F4F6;
}

.invoice-action-btns {
    display: flex;
    align-items: center;
    gap: 6px;
}

.invoice-upload-label {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 6px;
    cursor: pointer;
    color: #6B7280;
    transition: all 0.15s ease;
}

.invoice-upload-label:hover {
    background: #F3F4F6;
    color: #111827;
}

.invoice-doc-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border-radius: 6px;
    color: #3B82F6;
    transition: all 0.15s ease;
    text-decoration: none;
}

.invoice-doc-link:hover {
    background: #EFF6FF;
}

.invoice-delete-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border: none;
    background: none;
    border-radius: 6px;
    color: #9CA3AF;
    cursor: pointer;
    transition: all 0.15s ease;
}

.invoice-delete-btn:hover {
    background: #FEF2F2;
    color: #EF4444;
}

/* Status Pipeline */
.invoice-status-pipeline {
    display: flex;
    align-items: center;
    gap: 2px;
    flex-wrap: nowrap;
}

.pipeline-step {
    padding: 3px 8px;
    font-size: 11px;
    font-weight: 500;
    border: 1px solid #E5E7EB;
    background: #F9FAFB;
    color: #9CA3AF;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.pipeline-step:hover {
    border-color: #10B981;
    color: #10B981;
}

.pipeline-step.active {
    background: #ECFDF5;
    border-color: #10B981;
    color: #059669;
}

.pipeline-step.overdue {
    background: #FEF2F2;
    border-color: #EF4444;
    color: #DC2626;
}

.pipeline-arrow {
    font-size: 10px;
    color: #D1D5DB;
    margin: 0 1px;
    user-select: none;
}

/* Invoice Button Dynamic States */
.invoice-btn.invoice-ok {
    border-color: #10B981 !important;
    color: #059669 !important;
}

.invoice-btn.invoice-warn {
    border-color: #F59E0B !important;
    color: #D97706 !important;
    background: #FFFBEB !important;
}

.invoice-btn.invoice-overdue {
    border-color: #EF4444 !important;
    color: #DC2626 !important;
    background: #FEF2F2 !important;
    animation: invoice-pulse 2s ease-in-out infinite;
}

@keyframes invoice-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Responsive */
@media (max-width: 640px) {
    .invoice-popup-container {
        padding: 10px;
    }

    .invoice-popup-content {
        max-height: 90vh;
    }

    .invoice-popup-header {
        flex-direction: column;
        gap: 10px;
        align-items: flex-start;
    }

    .invoice-status-pipeline {
        flex-wrap: wrap;
    }

    .pipeline-step {
        font-size: 10px;
        padding: 2px 6px;
    }

    .invoice-card-actions {
        flex-direction: column;
        gap: 8px;
        align-items: flex-start;
    }
}