/* ============================================
   PURCHASE ORDER FORM - COMPLETE STYLESHEET
   Agendrix-Inspired Design System
   ============================================ */

/* ====== CSS VARIABLES ====== */
:root {
    /* Primary Colors - Teal */
    --upo-primary: 15, 105, 115;
    --upo-primary-hover: 15, 85, 95;
    --upo-primary-light: 229, 240, 240;
    --upo-primary-lighter: 242, 248, 248;
    /* Status Colors */
    --upo-success: 22, 163, 74;
    --upo-success-light: 220, 252, 231;
    --upo-success-dark: 21, 128, 61;
    --upo-danger: 220, 38, 38;
    --upo-danger-light: 254, 226, 226;
    --upo-danger-dark: 185, 28, 28;
    --upo-warning: 217, 119, 6;
    --upo-warning-light: 254, 243, 199;
    --upo-warning-dark: 180, 83, 9;
    --upo-info: 59, 130, 246;
    --upo-info-light: 219, 234, 254;
    /* Neutral Colors */
    --upo-white: 255, 255, 255;
    --upo-gray-50: 249, 250, 251;
    --upo-gray-100: 243, 244, 246;
    --upo-gray-200: 229, 231, 235;
    --upo-gray-300: 209, 213, 219;
    --upo-gray-400: 156, 163, 175;
    --upo-gray-500: 107, 114, 128;
    --upo-gray-600: 75, 85, 99;
    --upo-gray-700: 55, 65, 81;
    --upo-gray-800: 31, 41, 55;
    --upo-gray-900: 17, 24, 39;
    /* Compact Spacing */
    --upo-space-1: 0.25rem;
    --upo-space-2: 0.5rem;
    --upo-space-3: 0.75rem;
    --upo-space-4: 1rem;
    --upo-space-5: 1.25rem;
    --upo-space-6: 1.5rem;
    /* Border Radius */
    --upo-radius-sm: 0.375rem;
    --upo-radius-md: 0.5rem;
    --upo-radius-lg: 0.75rem;
    --upo-radius-xl: 1rem;
    --upo-radius-full: 9999px;
    /* Shadows */
    --upo-shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    --upo-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --upo-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --upo-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --upo-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    /* Transitions */
    --upo-transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --upo-transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    /* Typography */
    --upo-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --upo-font-mono: 'SF Mono', Monaco, 'Cascadia Code', 'Courier New', monospace;
}

/* ====== BASE LAYOUT ====== */
.upo-page {
    min-height: 100vh;
    background: rgb(var(--upo-gray-50));
    font-family: var(--upo-font-sans);
}

.upo-container {
    margin: 0 auto;
    padding: var(--upo-space-4);
    max-width: 1400px;
}

/* ====== BREADCRUMB NAVIGATION ====== */
.upo-breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
    margin-bottom: var(--upo-space-4);
    font-size: 0.875rem;
    padding: var(--upo-space-2) 0;
}

.upo-breadcrumb-item {
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
    color: rgb(var(--upo-gray-600));
    text-decoration: none;
    transition: color var(--upo-transition);
    padding: var(--upo-space-1) var(--upo-space-2);
    border-radius: var(--upo-radius-md);
}

a.upo-breadcrumb-item:hover {
    color: rgb(var(--upo-primary));
    background: rgb(var(--upo-gray-100));
}

.upo-breadcrumb-current {
    color: rgb(var(--upo-gray-900));
    font-weight: 500;
}

.upo-breadcrumb-separator {
    color: rgb(var(--upo-gray-400));
    font-size: 0.75rem;
}

/* ====== PAGE HEADER ====== */
.upo-header {
    background: rgb(var(--upo-white));
    border: 1px solid rgb(var(--upo-gray-200));
    border-radius: var(--upo-radius-lg);
    box-shadow: var(--upo-shadow-sm);
    margin-bottom: var(--upo-space-4);
    padding: var(--upo-space-4);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--upo-space-4);
}

.upo-header-left {
    display: flex;
    align-items: center;
    gap: var(--upo-space-3);
    flex: 1;
    min-width: 0;
}

.upo-header-icon {
    width: 2.75rem;
    height: 2.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgb(var(--upo-primary)), rgb(var(--upo-primary-hover)));
    border-radius: var(--upo-radius-lg);
    color: white;
    font-size: 1.25rem;
    flex-shrink: 0;
    box-shadow: var(--upo-shadow-sm);
}

.upo-header-text {
    min-width: 0;
}

.upo-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: rgb(var(--upo-gray-900));
    margin: 0 0 0.125rem 0;
    letter-spacing: -0.02em;
}

.upo-subtitle {
    font-size: 0.875rem;
    color: rgb(var(--upo-gray-600));
    margin: 0;
    line-height: 1.4;
}

.upo-header-actions {
    display: flex;
    gap: var(--upo-space-2);
    flex-shrink: 0;
    align-items: center;
}

/* ====== STATUS BADGES ====== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--upo-space-1);
    padding: 0.375rem 0.625rem;
    border-radius: var(--upo-radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
    color: white;
    box-shadow: var(--upo-shadow-xs);
}

    .status-badge i {
        font-size: 0.6875rem;
    }

.status-success {
    background: rgb(var(--upo-success));
}

.status-warning {
    background: rgb(var(--upo-warning));
}

.status-danger {
    background: rgb(var(--upo-danger));
}

.status-info {
    background: rgb(var(--upo-info));
}

.status-neutral {
    background: rgb(var(--upo-gray-500));
}

/* ====== LOCKED BADGE ====== */
.upo-locked-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.125rem 0.5rem;
    background: rgb(var(--upo-warning-light));
    color: rgb(var(--upo-warning-dark));
    border-radius: var(--upo-radius-full);
    font-size: 0.6875rem;
    font-weight: 600;
    margin-left: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    border: 1px solid rgb(var(--upo-warning));
}

    .upo-locked-badge i {
        font-size: 0.75rem;
    }

/* ====== TABS ====== */
.upo-tabs {
    display: flex;
    gap: var(--upo-space-2);
    margin-bottom: var(--upo-space-4);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: thin;
    padding-bottom: var(--upo-space-1);
}

.upo-tab {
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
    padding: 0.625rem var(--upo-space-4);
    background: rgb(var(--upo-white));
    border: 1px solid rgb(var(--upo-gray-200));
    border-radius: var(--upo-radius-lg);
    font-size: 0.875rem;
    font-weight: 500;
    color: rgb(var(--upo-gray-700));
    cursor: pointer;
    transition: all var(--upo-transition);
    white-space: nowrap;
    box-shadow: var(--upo-shadow-sm);
}

    .upo-tab:hover {
        border-color: rgb(var(--upo-gray-300));
        background: rgb(var(--upo-gray-50));
        transform: translateY(-1px);
    }

    .upo-tab.active {
        background: rgb(var(--upo-primary));
        border-color: rgb(var(--upo-primary));
        color: white;
        box-shadow: var(--upo-shadow-md);
    }

    .upo-tab i {
        font-size: 0.875rem;
    }

.upo-tab-check {
    margin-left: var(--upo-space-1);
    color: rgb(var(--upo-success));
}

.upo-tab.active .upo-tab-check {
    color: white;
}

/* ====== TAB CONTENT ====== */
.upo-tab-content {
    display: flex;
    flex-direction: column;
    gap: var(--upo-space-4);
}

/* ====== CARD COMPONENT ====== */
.upo-card {
    background: rgb(var(--upo-white));
    border: 1px solid rgb(var(--upo-gray-200));
    border-radius: var(--upo-radius-lg);
    box-shadow: var(--upo-shadow-sm);
    overflow: hidden;
}

.upo-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--upo-space-3) var(--upo-space-4);
    border-bottom: 1px solid rgb(var(--upo-gray-200));
    background: rgb(var(--upo-gray-50));
}

.upo-card-title {
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
    font-size: 1rem;
    font-weight: 600;
    color: rgb(var(--upo-gray-900));
    margin: 0;
}

    .upo-card-title i {
        color: rgb(var(--upo-gray-500));
        font-size: 0.875rem;
    }

.upo-card-body {
    padding: var(--upo-space-4);
}

/* ====== FORM GRID ====== */
.upo-form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--upo-space-4);
}

.upo-form-field {
    display: flex;
    flex-direction: column;
    gap: var(--upo-space-2);
}

.upo-form-field-full {
    grid-column: 1 / -1;
}

/* Specific field ordering for Request tab */
.upo-form-grid .upo-form-field:nth-child(1) {
    order: 1;
}
/* Company */
.upo-form-grid .upo-form-field:nth-child(2) {
    order: 2;
}
/* RQ Number */
.upo-form-grid .upo-form-field:nth-child(3) {
    order: 3;
}
/* Requester */
.upo-form-grid .upo-form-field:nth-child(4) {
    order: 4;
}
/* Request Date */
.upo-form-grid .upo-form-field:nth-child(5) {
    order: 5;
    grid-column: 1 / -1;
}
/* Area - Full Width */
.upo-form-grid .upo-form-field:nth-child(6) {
    order: 6;
}
/* Category */
.upo-form-grid .upo-form-field:nth-child(7) {
    order: 7;
}
/* Status */
.upo-form-grid .upo-form-field:nth-child(8) {
    order: 8;
    grid-column: 1 / -1;
}
/* GL Account - Full Width */

/* Make selector fields more spacious */
.upo-area-selector,
.upo-supplier-selector {
    width: 100%;
}

.upo-label {
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
    font-size: 0.8125rem;
    font-weight: 500;
    color: rgb(var(--upo-gray-700));
}

    .upo-label i {
        color: rgb(var(--upo-gray-400));
        font-size: 0.75rem;
    }

.upo-required {
    color: rgb(var(--upo-danger));
    font-weight: 600;
}

/* ====== FORM INPUTS ====== */
.upo-input,
.upo-textarea,
select.upo-input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid rgb(var(--upo-gray-300));
    border-radius: var(--upo-radius-md);
    font-size: 0.875rem;
    font-family: var(--upo-font-sans);
    color: rgb(var(--upo-gray-900));
    background: rgb(var(--upo-white));
    transition: all var(--upo-transition);
    line-height: 1.4;
}

    .upo-input:hover,
    .upo-textarea:hover,
    select.upo-input:hover {
        border-color: rgb(var(--upo-gray-400));
    }

    .upo-input:focus,
    .upo-textarea:focus,
    select.upo-input:focus {
        outline: none;
        border-color: rgb(var(--upo-primary));
        box-shadow: 0 0 0 3px rgba(var(--upo-primary), 0.1);
    }

    .upo-input::placeholder,
    .upo-textarea::placeholder {
        color: rgb(var(--upo-gray-400));
    }

.upo-input-readonly {
    background: rgb(var(--upo-gray-50));
    color: rgb(var(--upo-gray-600));
    cursor: not-allowed;
}

.upo-input:disabled,
.upo-textarea:disabled,
select.upo-input:disabled,
.upo-selector-button:disabled {
    background: rgb(var(--upo-gray-100));
    color: rgb(var(--upo-gray-500));
    cursor: not-allowed;
    border-color: rgb(var(--upo-gray-200));
    opacity: 0.6;
}

.upo-input-error {
    border-color: rgb(var(--upo-danger));
    background: rgba(var(--upo-danger), 0.05);
}

    .upo-input-error:focus {
        border-color: rgb(var(--upo-danger));
        box-shadow: 0 0 0 3px rgba(var(--upo-danger), 0.1);
    }

.upo-input-highlight {
    border-color: rgb(var(--upo-success));
    background: rgba(var(--upo-success), 0.05);
}

.upo-textarea {
    resize: vertical;
    min-height: 80px;
    line-height: 1.5;
}
.upo-vat-excluded-section {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 15px;
    padding: 15px 0;
    margin-bottom: 10px;
    border-top: 1px solid #e5e7eb;
}

    .upo-vat-excluded-section .upo-label {
        margin-bottom: 0;
        font-weight: 500;
    }

    .upo-vat-excluded-section .upo-approval-toggle {
        margin-bottom: 0;
    }
.upo-field-help {
    font-size: 0.75rem;
    color: rgb(var(--upo-gray-500));
    margin-top: -0.25rem;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    margin-top:0.5em;
}

    .upo-field-help i {
        font-size: 0.75rem;
    }

.upo-field-help-info {
    color: rgb(var(--upo-info));
}

.upo-field-help-success {
    color: rgb(var(--upo-success-dark));
}

.upo-field-help-warning {
    color: rgb(var(--upo-warning-dark));
}

.upo-field-help-error {
    color: rgb(var(--upo-danger-dark));
}

.upo-part-hint {
    font-size: 0.6875rem;
    color: rgb(var(--upo-gray-500));
    font-style: italic;
    margin-left: 0.25rem;
}

/* ====== INPUT GROUP ====== */
.upo-input-group {
    display: flex;
    gap: var(--upo-space-2);
}

    .upo-input-group .upo-input {
        flex: 1;
    }

/* ====== SELECTOR BUTTON ====== */
.upo-selector-button {
    width: 100%;
    padding: 0.625rem 0.75rem;
    border: 1px solid rgb(var(--upo-gray-300));
    border-radius: var(--upo-radius-md);
    background: rgb(var(--upo-white));
    cursor: pointer;
    transition: all var(--upo-transition);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--upo-space-2);
    text-align: left;
    font-family: var(--upo-font-sans);
}

    .upo-selector-button:hover:not(:disabled) {
        border-color: rgb(var(--upo-gray-400));
        background: rgb(var(--upo-gray-50));
    }

    .upo-selector-button:focus:not(:disabled) {
        outline: none;
        border-color: rgb(var(--upo-primary));
        box-shadow: 0 0 0 3px rgba(var(--upo-primary), 0.1);
    }

    .upo-selector-button > i {
        color: rgb(var(--upo-gray-400));
        font-size: 0.875rem;
        flex-shrink: 0;
    }

    .upo-selector-button:disabled > i {
        color: rgb(var(--upo-gray-400));
    }

.upo-selector-button-content {
    flex: 1;
    min-width: 0;
}

.upo-selector-button-selected {
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
    flex-wrap: wrap;
}

    .upo-selector-button-selected strong {
        font-family: var(--upo-font-mono);
        font-size: 0.875rem;
        color: rgb(var(--upo-gray-900));
        background: rgb(var(--upo-gray-100));
        padding: 0.125rem 0.375rem;
        border-radius: var(--upo-radius-sm);
    }

    .upo-selector-button-selected span {
        font-size: 0.875rem;
        color: rgb(var(--upo-gray-700));
    }

.upo-selector-button-placeholder {
    font-size: 0.875rem;
    color: rgb(var(--upo-gray-400));
}

/* ====== SELECTED DISPLAY (Used after selector button) ====== */
.upo-selected-display {
    margin-top: var(--upo-space-2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--upo-space-3) var(--upo-space-4);
    background: rgb(var(--upo-primary-lighter));
    border: 2px solid rgb(var(--upo-primary));
    border-radius: var(--upo-radius-md);
    gap: var(--upo-space-3);
    box-shadow: var(--upo-shadow-sm);
}

.upo-selected-display-content {
    font-size: 0.875rem;
    color: rgb(var(--upo-gray-900));
    flex: 1;
}

    .upo-selected-display-content strong {
        font-weight: 600;
        font-family: var(--upo-font-mono);
        font-size: 0.9375rem;
    }

/* ====== AREA SELECTOR ====== */
.upo-area-selector {
    position: relative;
    width: 100%;
}

.upo-area-dropdown {
    position: absolute;
    top: calc(100% + var(--upo-space-1));
    left: 0;
    right: 0;
    max-height: 320px;
    overflow-y: auto;
    background: rgb(var(--upo-white));
    border: 1px solid rgb(var(--upo-gray-300));
    border-radius: var(--upo-radius-md);
    box-shadow: var(--upo-shadow-lg);
    z-index: 100;
}

.upo-area-option {
    padding: var(--upo-space-3);
    cursor: pointer;
    transition: background var(--upo-transition);
    border-bottom: 1px solid rgb(var(--upo-gray-100));
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
}

    .upo-area-option:hover {
        background: rgb(var(--upo-gray-50));
    }

    .upo-area-option.selected {
        background: rgb(var(--upo-primary-lighter));
        border-left: 3px solid rgb(var(--upo-primary));
    }

    .upo-area-option:last-child {
        border-bottom: none;
    }

.upo-area-create-new {
    background: rgb(var(--upo-success-light)) !important;
    border-bottom: 2px solid rgb(var(--upo-success)) !important;
    font-weight: 600;
}

    .upo-area-create-new:hover {
        background: rgb(var(--upo-success)) !important;
        color: white;
    }

    .upo-area-create-new i {
        color: rgb(var(--upo-success));
        font-size: 1.125rem;
    }

    .upo-area-create-new:hover i {
        color: white;
    }

.upo-area-details {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
}

.upo-area-main {
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
    flex-wrap: wrap;
}

    .upo-area-main strong {
        font-family: var(--upo-font-mono);
        font-size: 0.875rem;
        color: rgb(var(--upo-gray-900));
        background: rgb(var(--upo-gray-100));
        padding: 0.125rem 0.375rem;
        border-radius: var(--upo-radius-sm);
    }

    .upo-area-main span {
        font-size: 0.875rem;
        color: rgb(var(--upo-gray-700));
        font-weight: 500;
    }

.upo-area-category {
    font-size: 0.75rem;
    color: rgb(var(--upo-gray-500));
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

    .upo-area-category::before {
        content: '•';
        color: rgb(var(--upo-gray-400));
    }

.upo-selected-area {
    margin-top: var(--upo-space-2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--upo-space-3) var(--upo-space-4);
    background: rgb(var(--upo-primary-lighter));
    border: 2px solid rgb(var(--upo-primary));
    border-radius: var(--upo-radius-md);
    gap: var(--upo-space-3);
    box-shadow: var(--upo-shadow-sm);
}

.upo-selected-area-content {
    font-size: 0.875rem;
    color: rgb(var(--upo-gray-900));
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    flex: 1;
}

    .upo-selected-area-content strong {
        font-weight: 600;
        font-size: 0.9375rem;
    }

    .upo-selected-area-content small {
        font-size: 0.75rem;
        color: rgb(var(--upo-gray-600));
        display: flex;
        align-items: center;
        gap: 0.25rem;
    }

        .upo-selected-area-content small::before {
            content: '📍';
            font-size: 0.75rem;
        }

/* ====== SUPPLIER SELECTOR ====== */
.upo-supplier-selector {
    position: relative;
    width: 100%;
}

.upo-supplier-dropdown {
    position: absolute;
    top: calc(100% + var(--upo-space-1));
    left: 0;
    right: 0;
    max-height: 320px;
    overflow-y: auto;
    background: rgb(var(--upo-white));
    border: 1px solid rgb(var(--upo-gray-300));
    border-radius: var(--upo-radius-md);
    box-shadow: var(--upo-shadow-lg);
    z-index: 100;
}

.upo-supplier-option {
    padding: var(--upo-space-3);
    cursor: pointer;
    transition: background var(--upo-transition);
    border-bottom: 1px solid rgb(var(--upo-gray-100));
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
}

    .upo-supplier-option:hover {
        background: rgb(var(--upo-gray-50));
    }

    .upo-supplier-option.selected {
        background: rgb(var(--upo-primary-lighter));
        border-left: 3px solid rgb(var(--upo-primary));
    }

    .upo-supplier-option:last-child {
        border-bottom: none;
    }

.upo-supplier-create-new {
    background: rgb(var(--upo-success-light)) !important;
    border-bottom: 2px solid rgb(var(--upo-success)) !important;
    font-weight: 600;
}

    .upo-supplier-create-new:hover {
        background: rgb(var(--upo-success)) !important;
        color: white;
    }

    .upo-supplier-create-new i {
        color: rgb(var(--upo-success));
        font-size: 1.125rem;
    }

    .upo-supplier-create-new:hover i {
        color: white;
    }

.upo-supplier-details {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    flex: 1;
}

.upo-supplier-main {
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
    flex-wrap: wrap;
}

    .upo-supplier-main strong {
        font-family: var(--upo-font-mono);
        font-size: 0.875rem;
        color: rgb(var(--upo-gray-900));
        background: rgb(var(--upo-gray-100));
        padding: 0.125rem 0.375rem;
        border-radius: var(--upo-radius-sm);
    }

    .upo-supplier-main span {
        font-size: 0.875rem;
        color: rgb(var(--upo-gray-700));
        font-weight: 500;
    }

.upo-supplier-contact,
.upo-supplier-phone {
    font-size: 0.75rem;
    color: rgb(var(--upo-gray-500));
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

    .upo-supplier-contact::before {
        content: '👤';
        font-size: 0.6875rem;
    }

    .upo-supplier-phone::before {
        content: '📞';
        font-size: 0.6875rem;
    }

.upo-selected-supplier {
    margin-top: var(--upo-space-2);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--upo-space-3) var(--upo-space-4);
    background: rgb(var(--upo-primary-lighter));
    border: 2px solid rgb(var(--upo-primary));
    border-radius: var(--upo-radius-md);
    gap: var(--upo-space-3);
    box-shadow: var(--upo-shadow-sm);
}

.upo-selected-supplier-content {
    font-size: 0.875rem;
    color: rgb(var(--upo-gray-900));
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
    flex: 1;
}

    .upo-selected-supplier-content strong {
        font-weight: 600;
        font-size: 0.9375rem;
    }

    .upo-selected-supplier-content small {
        font-size: 0.75rem;
        color: rgb(var(--upo-gray-600));
    }

/* ====== ITEM SEARCH CONTAINER ====== */
.upo-item-search-container {
    position: relative;
}

.upo-item-dropdown {
    position: absolute;
    top: calc(100% + var(--upo-space-1));
    left: 0;
    right: 0;
    max-height: 320px;
    overflow-y: auto;
    background: rgb(var(--upo-white));
    border: 1px solid rgb(var(--upo-gray-300));
    border-radius: var(--upo-radius-md);
    box-shadow: var(--upo-shadow-lg);
    z-index: 100;
}

.upo-item-option {
    padding: var(--upo-space-3);
    cursor: pointer;
    transition: background var(--upo-transition);
    border-bottom: 1px solid rgb(var(--upo-gray-100));
}

    .upo-item-option:hover {
        background: rgb(var(--upo-gray-50));
    }

    .upo-item-option.selected {
        background: rgb(var(--upo-primary-lighter));
        border-left: 3px solid rgb(var(--upo-primary));
    }

    .upo-item-option:last-child {
        border-bottom: none;
    }

.upo-item-create-new {
    background: rgb(var(--upo-success-light)) !important;
    border-bottom: 2px solid rgb(var(--upo-success)) !important;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
}

    .upo-item-create-new:hover {
        background: rgb(var(--upo-success)) !important;
        color: white;
    }

    .upo-item-create-new i {
        color: rgb(var(--upo-success));
        font-size: 1rem;
    }

    .upo-item-create-new:hover i {
        color: white;
    }

.upo-item-details {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.upo-item-main {
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
    flex-wrap: wrap;
}

    .upo-item-main strong {
        font-family: var(--upo-font-mono);
        font-size: 0.875rem;
        color: rgb(var(--upo-gray-900));
        background: rgb(var(--upo-gray-100));
        padding: 0.125rem 0.375rem;
        border-radius: var(--upo-radius-sm);
    }

    .upo-item-main span {
        font-size: 0.875rem;
        color: rgb(var(--upo-gray-700));
    }

.upo-item-category {
    font-size: 0.75rem;
    color: rgb(var(--upo-gray-500));
}

    .upo-item-category::before {
        content: '•';
        margin-right: 0.25rem;
        color: rgb(var(--upo-gray-400));
    }

.upo-item-parts {
    font-size: 0.75rem;
    color: rgb(var(--upo-info));
    font-family: var(--upo-font-mono);
}

/* ====== APPROVAL WORKFLOW ====== */
.upo-approval-workflow {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
}

.upo-approval-step {
    position: relative;
    padding-left: 2.5rem;
    padding-bottom: var(--upo-space-4);
}

    .upo-approval-step:last-child {
        padding-bottom: 0;
    }

    .upo-approval-step::before {
        content: '';
        position: absolute;
        left: 0.75rem;
        top: 1.75rem;
        bottom: 0;
        width: 2px;
        background: rgb(var(--upo-gray-200));
    }

    .upo-approval-step:last-child::before {
        display: none;
    }

    .upo-approval-step.completed::before {
        background: rgb(var(--upo-success));
    }

.upo-approval-step-indicator {
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--upo-radius-full);
    background: rgb(var(--upo-white));
    border: 2px solid rgb(var(--upo-gray-300));
    color: rgb(var(--upo-gray-400));
    flex-shrink: 0;
    position: absolute;
    left: 0;
    top: 0;
    transition: all var(--upo-transition);
    font-size: 0.75rem;
}

.upo-approval-step.completed .upo-approval-step-indicator {
    background: rgb(var(--upo-success));
    border-color: rgb(var(--upo-success));
    color: white;
    box-shadow: 0 0 0 4px rgba(var(--upo-success), 0.1);
}

.upo-approval-step-header {
    display: flex;
    align-items: flex-start;
    gap: var(--upo-space-2);
    margin-bottom: var(--upo-space-2);
}

.upo-approval-step-content {
    flex: 1;
    min-width: 0;
}

.upo-approval-step-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: rgb(var(--upo-gray-900));
    margin: 0 0 0.125rem 0;
}

.upo-approval-step-desc {
    font-size: 0.75rem;
    color: rgb(var(--upo-gray-500));
    margin: 0;
}

.upo-approval-step-body {
    padding: var(--upo-space-3);
    background: rgb(var(--upo-white));
    border-radius: var(--upo-radius-md);
    border: 1px solid rgb(var(--upo-gray-200));
}

/* ====== APPROVAL TOGGLE ====== */
.upo-approval-toggle {
    display: flex;
    gap: var(--upo-space-2);
    background: rgb(var(--upo-gray-50));
    padding: var(--upo-space-1);
    border-radius: var(--upo-radius-md);
}

.upo-toggle-option {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--upo-space-1);
    padding: var(--upo-space-2) var(--upo-space-3);
    border: 1px solid rgb(var(--upo-gray-300));
    border-radius: var(--upo-radius-sm);
    background: rgb(var(--upo-white));
    cursor: pointer;
    transition: all var(--upo-transition);
    font-size: 0.875rem;
    font-weight: 500;
    color: rgb(var(--upo-gray-700));
    width: 9rem;
    height: 55px;
}

    .upo-toggle-option:hover {
        background: rgb(var(--upo-gray-50));
        border-color: rgb(var(--upo-gray-400));
        transform: translateY(-1px);
    }

    .upo-toggle-option.active {
        background: rgb(var(--upo-primary));
        border-color: rgb(var(--upo-primary));
        color: white;
        box-shadow: var(--upo-shadow-sm);
    }

    .upo-toggle-option i {
        font-size: 0.875rem;
    }

/* ====== LINE ITEMS ====== */
.upo-line-items {
    display: flex;
    flex-direction: column;
    gap: var(--upo-space-3);
}

.upo-line-item {
    background: rgb(var(--upo-gray-50));
    border: 1px solid rgb(var(--upo-gray-200));
    border-radius: var(--upo-radius-lg);
    padding: var(--upo-space-3);
    position: relative;
    transition: all var(--upo-transition);
}

    .upo-line-item:hover {
        box-shadow: var(--upo-shadow-md);
        border-color: rgb(var(--upo-gray-300));
    }

.upo-line-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--upo-space-3);
    padding-bottom: var(--upo-space-2);
    border-bottom: 1px solid rgb(var(--upo-gray-200));
}

.upo-line-number {
    font-size: 0.75rem;
    font-weight: 600;
    color: rgb(var(--upo-primary));
    background: rgb(var(--upo-primary-lighter));
    padding: 0.25rem 0.5rem;
    border-radius: var(--upo-radius-full);
}

.upo-line-item-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--upo-space-3);
}

/* ====== COMPACT LINE ITEMS ====== */
.upo-line-items-compact {
    display: flex;
    flex-direction: column;
    gap: var(--upo-space-2);
}

.upo-line-item-compact {
    display: flex;
    align-items: center;
    gap: var(--upo-space-3);
    padding: var(--upo-space-3);
    background: rgb(var(--upo-white));
    border: 1px solid rgb(var(--upo-gray-200));
    border-radius: var(--upo-radius-md);
    transition: all var(--upo-transition);
}

    .upo-line-item-compact:hover {
        border-color: rgb(var(--upo-gray-300));
        box-shadow: var(--upo-shadow-sm);
    }

.upo-line-item-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    background: rgb(var(--upo-primary-lighter));
    color: rgb(var(--upo-primary));
    border-radius: var(--upo-radius-md);
    font-size: 0.75rem;
    font-weight: 600;
    flex-shrink: 0;
}

.upo-line-item-details {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.upo-line-item-title {
    font-size: 0.875rem;
    font-weight: 600;
    color: rgb(var(--upo-gray-900));
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
}

.upo-line-item-product {
    font-family: var(--upo-font-mono);
    font-size: 0.75rem;
    color: rgb(var(--upo-gray-600));
    background: rgb(var(--upo-gray-100));
    padding: 0.125rem 0.375rem;
    border-radius: var(--upo-radius-sm);
}

.upo-line-item-meta {
    display: flex;
    align-items: center;
    gap: var(--upo-space-3);
    font-size: 0.75rem;
    color: rgb(var(--upo-gray-600));
    flex-wrap: wrap;
}

.upo-line-item-meta-item {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

    .upo-line-item-meta-item i {
        color: rgb(var(--upo-gray-400));
        font-size: 0.6875rem;
    }

.upo-discount-badge {
    background: rgb(var(--upo-warning-light));
    color: rgb(var(--upo-warning-dark));
    padding: 0.125rem 0.5rem;
    border-radius: var(--upo-radius-full);
    font-weight: 600;
    border: 1px solid rgb(var(--upo-warning));
}

.upo-line-item-amount {
    font-family: var(--upo-font-mono);
    font-size: 1rem;
    font-weight: 700;
    color: rgb(var(--upo-gray-900));
    flex-shrink: 0;
    text-align: right;
    min-width: 100px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.125rem;
}

.upo-line-item-amount-original {
    font-size: 0.75rem;
    color: rgb(var(--upo-gray-500));
    text-decoration: line-through;
    font-weight: 400;
}

.upo-line-item-amount-total {
    font-size: 1rem;
    color: rgb(var(--upo-success-dark));
    font-weight: 700;
}

.upo-line-item-actions {
    display: flex;
    gap: var(--upo-space-1);
    flex-shrink: 0;
}

/* Empty state for line items */
.upo-line-items-empty {
    text-align: center;
    padding: var(--upo-space-6) var(--upo-space-4);
    background: rgb(var(--upo-gray-50));
    border: 2px dashed rgb(var(--upo-gray-300));
    border-radius: var(--upo-radius-lg);
}

    .upo-line-items-empty > i {
        font-size: 3rem;
        color: rgb(var(--upo-gray-300));
        margin-bottom: var(--upo-space-3);
    }

    .upo-line-items-empty p {
        color: rgb(var(--upo-gray-600));
        font-size: 0.875rem;
        margin: 0 0 var(--upo-space-3) 0;
    }

/* ====== TOTALS ====== */
.upo-totals {
    margin-top: var(--upo-space-4);
    padding: var(--upo-space-3);
    background: rgb(var(--upo-gray-50));
    border-radius: var(--upo-radius-md);
    border: 1px solid rgb(var(--upo-gray-200));
}

.upo-totals-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--upo-space-2) 0;
}

.upo-totals-grand {
    padding-top: var(--upo-space-2);
    border-top: 2px solid rgb(var(--upo-gray-300));
}

.upo-totals-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: rgb(var(--upo-gray-700));
}

.upo-totals-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: rgb(var(--upo-gray-900));
    font-family: var(--upo-font-mono);
}

/* ====== BUTTONS ====== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--upo-space-2);
    padding: 0.5rem var(--upo-space-4);
    border-radius: var(--upo-radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    font-family: var(--upo-font-sans);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--upo-transition);
    text-decoration: none;
    white-space: nowrap;
    line-height: 1.2;
}

    .btn:focus {
        outline: 2px solid rgba(var(--upo-primary), 0.2);
        outline-offset: 2px;
    }

    .btn:disabled {
        opacity: 0.6;
        cursor: not-allowed;
    }

    .btn i {
        font-size: 0.875rem;
    }

.btn-compact {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

.btn-primary {
    background: rgb(var(--upo-primary));
    color: white;
    border-color: rgb(var(--upo-primary));
    box-shadow: var(--upo-shadow-sm);
}

    .btn-primary:hover:not(:disabled) {
        background: rgb(var(--upo-primary-hover));
        border-color: rgb(var(--upo-primary-hover));
        transform: translateY(-1px);
        box-shadow: var(--upo-shadow-md);
    }

.btn-secondary {
    background: rgb(var(--upo-gray-100));
    color: rgb(var(--upo-gray-700));
    border-color: rgb(var(--upo-gray-200));
}

    .btn-secondary:hover:not(:disabled) {
        background: rgb(var(--upo-gray-200));
        border-color: rgb(var(--upo-gray-300));
    }

.btn-success {
    background: rgb(var(--upo-success));
    color: white;
    border-color: rgb(var(--upo-success));
    box-shadow: var(--upo-shadow-sm);
}

    .btn-success:hover:not(:disabled) {
        background: rgb(var(--upo-success-dark));
        border-color: rgb(var(--upo-success-dark));
        transform: translateY(-1px);
        box-shadow: var(--upo-shadow-md);
    }

.btn-ghost {
    background: transparent;
    color: rgb(var(--upo-gray-600));
    border-color: transparent;
}

    .btn-ghost:hover:not(:disabled) {
        background: rgb(var(--upo-gray-100));
        color: rgb(var(--upo-gray-900));
    }

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

.btn-icon {
    width: 1.75rem;
    height: 1.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: none;
    background: transparent;
    color: rgb(var(--upo-gray-400));
    cursor: pointer;
    border-radius: var(--upo-radius-md);
    transition: all var(--upo-transition);
}

    .btn-icon:hover {
        background: rgb(var(--upo-gray-100));
        color: rgb(var(--upo-gray-600));
    }

.btn-danger {
    background: transparent;
    color: rgb(var(--upo-danger));
    border-color: rgb(var(--upo-danger));
}

    .btn-danger:hover:not(:disabled) {
        background: rgb(var(--upo-danger));
        color: white;
    }

/* ====== ALERTS ====== */
.upo-alert {
    display: flex;
    align-items: center;
    gap: var(--upo-space-3);
    padding: var(--upo-space-3);
    border-radius: var(--upo-radius-md);
    border: 1px solid;
    margin-bottom: var(--upo-space-4);
    font-size: 0.875rem;
    animation: slideIn var(--upo-transition-slow);
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

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

.upo-alert i {
    font-size: 1rem;
    flex-shrink: 0;
}

.upo-alert-error {
    background: rgb(var(--upo-danger-light));
    border-color: rgb(var(--upo-danger));
    color: rgb(var(--upo-danger-dark));
}

.upo-alert-success {
    background: rgb(var(--upo-success-light));
    border-color: rgb(var(--upo-success));
    color: rgb(var(--upo-success-dark));
}

.upo-alert-warning {
    background: rgb(var(--upo-warning-light));
    border-color: rgb(var(--upo-warning));
    color: rgb(var(--upo-warning-dark));
}

.upo-alert-info {
    background: rgb(var(--upo-info-light));
    border-color: rgb(var(--upo-info));
    color: rgb(var(--upo-info));
}

/* ====== FORM ACTIONS ====== */
.upo-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--upo-space-2);
    padding: var(--upo-space-4) 0 0;
    border-top: 2px solid rgb(var(--upo-gray-200));
    margin-top: var(--upo-space-4);
}

/* ====== LOADING & EMPTY STATES ====== */
.upo-loading,
.upo-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--upo-space-5);
    min-height: 200px;
}

    .upo-loading i,
    .upo-empty i {
        font-size: 2.5rem;
        color: rgb(var(--upo-gray-300));
        margin-bottom: var(--upo-space-3);
    }

    .upo-loading i {
        animation: spin 1s linear infinite;
    }

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.upo-loading p,
.upo-empty p {
    color: rgb(var(--upo-gray-600));
    font-size: 0.875rem;
    margin: 0 0 var(--upo-space-3) 0;
}

/* ====== MODAL ====== */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--upo-space-4);
    animation: fadeIn var(--upo-transition);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.modal-content {
    background: rgb(var(--upo-white));
    border-radius: var(--upo-radius-lg);
    box-shadow: var(--upo-shadow-xl);
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp var(--upo-transition-slow);
}

.modal-content-medium {
    max-width: 700px;
}

.modal-content-large {
    max-width: 800px;
}

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

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

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--upo-space-4);
    border-bottom: 1px solid rgb(var(--upo-gray-200));
}

    .modal-header h2 {
        display: flex;
        align-items: center;
        gap: var(--upo-space-2);
        font-size: 1.125rem;
        font-weight: 600;
        color: rgb(var(--upo-gray-900));
        margin: 0;
    }

        .modal-header h2 i {
            font-size: 1.125rem;
            color: rgb(var(--upo-primary));
        }

.modal-body {
    padding: var(--upo-space-4);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--upo-space-2);
    padding: var(--upo-space-4);
    border-top: 1px solid rgb(var(--upo-gray-200));
    background: rgb(var(--upo-gray-50));
}

/* ====== GRN CONFIRMATION MODAL ====== */
.upo-grn-confirm-message {
    display: flex;
    flex-direction: column;
    gap: var(--upo-space-4);
}

.upo-grn-confirm-icon {
    width: 4rem;
    height: 4rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgb(var(--upo-success)), rgb(var(--upo-success-dark)));
    color: white;
    border-radius: var(--upo-radius-xl);
    font-size: 2rem;
    margin: 0 auto;
    box-shadow: 0 0 0 8px rgba(var(--upo-success), 0.1);
}

.upo-grn-confirm-content {
    text-align: center;
}

    .upo-grn-confirm-content h3 {
        font-size: 1.125rem;
        font-weight: 600;
        color: rgb(var(--upo-gray-900));
        margin: 0 0 var(--upo-space-2) 0;
    }

    .upo-grn-confirm-content p {
        font-size: 0.875rem;
        color: rgb(var(--upo-gray-600));
        line-height: 1.5;
        margin: 0 0 var(--upo-space-4) 0;
    }

    .upo-grn-confirm-content strong {
        color: rgb(var(--upo-gray-900));
        font-weight: 600;
    }

.upo-grn-confirm-options {
    display: flex;
    flex-direction: column;
    gap: var(--upo-space-2);
    padding: var(--upo-space-3);
    background: rgb(var(--upo-gray-50));
    border-radius: var(--upo-radius-md);
    border: 1px solid rgb(var(--upo-gray-200));
}

.upo-grn-option {
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
    padding: var(--upo-space-2);
}

    .upo-grn-option i {
        font-size: 1.25rem;
        color: rgb(var(--upo-primary));
        flex-shrink: 0;
    }

    .upo-grn-option strong {
        display: block;
        font-size: 0.875rem;
        font-weight: 600;
        color: rgb(var(--upo-gray-900));
        margin-bottom: 0.125rem;
    }

    .upo-grn-option small {
        display: block;
        font-size: 0.75rem;
        color: rgb(var(--upo-gray-600));
    }

/* ====== MODAL SEARCH & RESULTS ====== */
.upo-modal-search,
.upo-item-search-modal {
    position: relative;
    margin-bottom: var(--upo-space-4);
}

    .upo-modal-search .upo-input,
    .upo-item-search-modal .upo-input {
        padding-right: 2.5rem;
    }

.upo-item-search-clear {
    position: absolute;
    right: 0.5rem;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: rgb(var(--upo-gray-400));
    cursor: pointer;
    padding: 0.25rem;
    border-radius: var(--upo-radius-sm);
    transition: all var(--upo-transition);
}

    .upo-item-search-clear:hover {
        color: rgb(var(--upo-gray-600));
        background: rgb(var(--upo-gray-100));
    }

.upo-modal-results {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid rgb(var(--upo-gray-200));
    border-radius: var(--upo-radius-md);
    background: rgb(var(--upo-white));
}

.upo-modal-option {
    padding: var(--upo-space-3);
    cursor: pointer;
    transition: background var(--upo-transition);
    border-bottom: 1px solid rgb(var(--upo-gray-100));
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--upo-space-2);
}

    .upo-modal-option:hover {
        background: rgb(var(--upo-gray-50));
    }

    .upo-modal-option.selected {
        background: rgb(var(--upo-primary-lighter));
        border-left: 3px solid rgb(var(--upo-primary));
    }

    .upo-modal-option:last-child {
        border-bottom: none;
    }

.upo-modal-check {
    color: rgb(var(--upo-primary));
    font-size: 1.125rem;
    flex-shrink: 0;
}

/* ====== GL ACCOUNT MODAL STYLES ====== */
.upo-gl-modal-details {
    flex: 1;
    min-width: 0;
}

.upo-gl-modal-number {
    font-weight: 600;
    color: rgb(var(--upo-gray-900));
    font-size: 0.875rem;
    font-family: var(--upo-font-mono);
    background: rgb(var(--upo-gray-100));
    padding: 0.125rem 0.375rem;
    border-radius: var(--upo-radius-sm);
    display: inline-block;
    margin-bottom: 0.25rem;
}

.upo-gl-modal-desc {
    font-size: 0.8125rem;
    color: rgb(var(--upo-gray-700));
    margin-top: 0.125rem;
    font-weight: 500;
}

.upo-gl-modal-ext {
    font-size: 0.75rem;
    color: rgb(var(--upo-gray-500));
    font-style: italic;
    margin-top: 0.125rem;
}

/* ====== LINE ITEM MODAL STYLES ====== */
.upo-selected-item-card {
    background: rgb(var(--upo-primary-lighter));
    border: 2px solid rgb(var(--upo-primary));
    border-radius: var(--upo-radius-md);
    padding: var(--upo-space-3);
    margin-bottom: var(--upo-space-4);
}

.upo-selected-item-header {
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
    margin-bottom: var(--upo-space-2);
}

.upo-selected-item-icon {
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgb(var(--upo-primary));
    color: white;
    border-radius: var(--upo-radius-md);
    font-size: 0.875rem;
}

.upo-selected-item-info {
    flex: 1;
}

.upo-selected-item-name {
    font-size: 0.9375rem;
    font-weight: 600;
    color: rgb(var(--upo-gray-900));
    margin: 0;
}

.upo-selected-item-product {
    font-size: 0.75rem;
    color: rgb(var(--upo-gray-600));
    font-family: var(--upo-font-mono);
}

.upo-selected-item-category {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.6875rem;
    color: rgb(var(--upo-gray-500));
    background: rgb(var(--upo-white));
    padding: 0.125rem 0.5rem;
    border-radius: var(--upo-radius-full);
    margin-top: 0.375rem;
}

/* ====== DISCOUNT SECTION ====== */
.upo-discount-section {
    padding: var(--upo-space-3);
    background: rgb(var(--upo-warning-light));
    border: 1px solid rgb(var(--upo-warning));
    border-radius: var(--upo-radius-md);
    margin-bottom: var(--upo-space-4);
}

    .upo-discount-section .upo-label {
        color: rgb(var(--upo-warning-dark));
        font-weight: 600;
        margin-bottom: var(--upo-space-2);
    }

.upo-discount-row {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--upo-space-2);
    align-items: end;
}

.upo-discount-type {
    min-width: 0;
}

.upo-discount-amount {
    min-width: 0;
}

/* ====== LINE TOTAL DISPLAY ====== */
.upo-line-total-section {
    margin-top: var(--upo-space-4);
}

.upo-line-total-breakdown {
    padding: var(--upo-space-3);
    background: rgb(var(--upo-gray-50));
    border: 1px solid rgb(var(--upo-gray-200));
    border-radius: var(--upo-radius-md);
    margin-bottom: var(--upo-space-2);
}

.upo-line-total-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--upo-space-1) 0;
}

    .upo-line-total-row.upo-discount-row {
        color: rgb(var(--upo-warning-dark));
    }

.upo-line-total-divider {
    height: 1px;
    background: rgb(var(--upo-gray-300));
    margin: var(--upo-space-2) 0;
}

.upo-line-total-display {
    padding: var(--upo-space-3);
    background: rgb(var(--upo-primary-lighter));
    border: 2px solid rgb(var(--upo-primary));
    border-radius: var(--upo-radius-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.upo-line-total-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: rgb(var(--upo-gray-700));
    text-transform: uppercase;
    letter-spacing: 0.025em;
}

.upo-line-total-amount {
    font-size: 0.875rem;
    color: rgb(var(--upo-gray-700));
    font-family: var(--upo-font-mono);
}

.upo-discount-amount {
    color: rgb(var(--upo-warning-dark));
}

.upo-line-total-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: rgb(var(--upo-primary));
    font-family: var(--upo-font-mono);
}

.upo-price-history-hint {
    display: flex;
    align-items: center;
    gap: var(--upo-space-2);
    padding: var(--upo-space-2) var(--upo-space-3);
    background: rgb(var(--upo-info-light));
    border: 1px solid rgb(var(--upo-info));
    border-radius: var(--upo-radius-sm);
    font-size: 0.75rem;
    color: rgb(var(--upo-info));
    margin-top: var(--upo-space-2);
}

    .upo-price-history-hint i {
        font-size: 0.875rem;
    }

.upo-modal-divider {
    height: 1px;
    background: rgb(var(--upo-gray-200));
    margin: var(--upo-space-4) 0;
}

/* ====== FORM ROWS ====== */
.upo-form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--upo-space-3);
}

.upo-form-row-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--upo-space-3);
}

.upo-quantity-price-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--upo-space-3);
    align-items: end;
    margin-bottom: 0.5em;
}

/* ====== SCROLLBAR STYLING ====== */
.upo-item-dropdown::-webkit-scrollbar,
.upo-supplier-dropdown::-webkit-scrollbar,
.upo-area-dropdown::-webkit-scrollbar,
.upo-modal-results::-webkit-scrollbar,
.modal-content::-webkit-scrollbar {
    width: 8px;
}

.upo-item-dropdown::-webkit-scrollbar-track,
.upo-supplier-dropdown::-webkit-scrollbar-track,
.upo-area-dropdown::-webkit-scrollbar-track,
.upo-modal-results::-webkit-scrollbar-track,
.modal-content::-webkit-scrollbar-track {
    background: rgb(var(--upo-gray-100));
    border-radius: var(--upo-radius-md);
}

.upo-item-dropdown::-webkit-scrollbar-thumb,
.upo-supplier-dropdown::-webkit-scrollbar-thumb,
.upo-area-dropdown::-webkit-scrollbar-thumb,
.upo-modal-results::-webkit-scrollbar-thumb,
.modal-content::-webkit-scrollbar-thumb {
    background: rgb(var(--upo-gray-400));
    border-radius: var(--upo-radius-md);
}

    .upo-item-dropdown::-webkit-scrollbar-thumb:hover,
    .upo-supplier-dropdown::-webkit-scrollbar-thumb:hover,
    .upo-area-dropdown::-webkit-scrollbar-thumb:hover,
    .upo-modal-results::-webkit-scrollbar-thumb:hover,
    .modal-content::-webkit-scrollbar-thumb:hover {
        background: rgb(var(--upo-gray-500));
    }

/* ====== SELECT DROPDOWN ENHANCEMENT ====== */
select.upo-input {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none'%3E%3Cpath d='M7 7l3 3 3-3' stroke='%236B7280' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
    background-size: 1.25rem;
    padding-right: 2rem;
    appearance: none;
}

    select.upo-input:focus {
        background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='none'%3E%3Cpath d='M7 7l3 3 3-3' stroke='%230F6973' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
    }

/* ====== HOVER ENHANCEMENTS ====== */
.upo-card:hover {
    box-shadow: var(--upo-shadow-md);
}

.upo-line-item:focus-within {
    border-color: rgb(var(--upo-primary));
    box-shadow: 0 0 0 3px rgba(var(--upo-primary), 0.1);
}

/* ====== SMOOTH TRANSITIONS FOR ALL INTERACTIVE ELEMENTS ====== */
.upo-area-option,
.upo-supplier-option,
.upo-item-option,
.upo-modal-option,
.upo-tab,
.btn,
.upo-input,
.upo-textarea,
select.upo-input,
.upo-toggle-option,
.upo-line-item,
.upo-selector-button {
    transition: all var(--upo-transition);
}

/* ====== Z-INDEX MANAGEMENT ====== */
.upo-area-dropdown,
.upo-supplier-dropdown,
.upo-item-dropdown {
    z-index: 100;
}

.modal-overlay {
    z-index: 1000;
}

/* ====== UTILITIES ====== */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-left {
    text-align: left;
}

.font-mono {
    font-family: var(--upo-font-mono);
}

.text-muted {
    color: rgb(var(--upo-gray-500));
}

.text-bold {
    font-weight: 600;
}

/* ====== RESPONSIVE ====== */
@media (max-width: 1024px) {
    .upo-header {
        flex-direction: column;
        align-items: stretch;
    }

    .upo-header-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .upo-form-grid {
        grid-template-columns: 1fr;
    }

        .upo-form-grid .upo-form-field {
            order: initial !important;
            grid-column: 1 / -1 !important;
        }

    .upo-line-item-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .upo-container {
        padding: var(--upo-space-3);
    }

    .upo-title {
        font-size: 1.25rem;
    }

    .upo-tabs {
        flex-wrap: nowrap;
        overflow-x: auto;
    }

    .upo-form-actions {
        flex-direction: column-reverse;
    }

        .upo-form-actions .btn {
            width: 100%;
        }

    .upo-approval-toggle {
        flex-direction: column;
    }

    .modal-content,
    .modal-content-medium,
    .modal-content-large {
        max-width: 100%;
    }

    .upo-line-item-compact {
        flex-direction: column;
        align-items: stretch;
    }

    .upo-line-item-amount {
        text-align: left;
        border-top: 1px solid rgb(var(--upo-gray-200));
        padding-top: var(--upo-space-2);
        margin-top: var(--upo-space-2);
    }

    .upo-line-item-actions {
        justify-content: flex-end;
        padding-top: var(--upo-space-2);
        border-top: 1px solid rgb(var(--upo-gray-200));
    }

    .upo-form-row,
    .upo-form-row-3,
    .upo-quantity-price-row {
        grid-template-columns: 1fr;
    }

    .upo-discount-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .upo-container {
        padding: var(--upo-space-2);
    }

    .upo-header-left {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--upo-space-2);
    }

    .upo-card-body {
        padding: var(--upo-space-3);
    }

    .upo-breadcrumb {
        font-size: 0.8125rem;
    }

    .upo-header {
        padding: var(--upo-space-3);
    }

    .upo-tabs {
        gap: var(--upo-space-1);
    }

    .upo-tab {
        padding: 0.5rem var(--upo-space-3);
    }
}

/* ====== ACCESSIBILITY ====== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

.btn:focus-visible,
.upo-input:focus-visible,
.upo-textarea:focus-visible,
select.upo-input:focus-visible,
.upo-tab:focus-visible,
.upo-toggle-option:focus-visible,
.upo-breadcrumb-item:focus-visible,
.upo-item-option:focus-visible,
.upo-supplier-option:focus-visible,
.upo-area-option:focus-visible,
.upo-modal-option:focus-visible,
.upo-selector-button:focus-visible {
    outline: 3px solid rgb(var(--upo-primary));
    outline-offset: 2px;
}

/* ====== PRINT STYLES ====== */
@media print {
    .upo-header-actions,
    .upo-tabs,
    .upo-form-actions,
    .upo-breadcrumb,
    .btn,
    .btn-icon,
    .modal-overlay {
        display: none !important;
    }

    .upo-card {
        box-shadow: none;
        border: 1px solid #000;
        break-inside: avoid;
    }

    .upo-page {
        background: white;
    }

    .upo-container {
        padding: 0;
    }

    .upo-header {
        border: 1px solid #000;
        box-shadow: none;
    }
}

/* ====== DATALIST STYLING ====== */
datalist {
    display: none;
}

option {
    padding: var(--upo-space-2);
    font-size: 0.875rem;
}
.upo-area-selector-multi {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.upo-area-button {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
    cursor: pointer;
    text-align: left;
    background: white;
    transition: all 0.2s ease;
}

    .upo-area-button:hover {
        border-color: var(--primary-color, #3b82f6);
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    }

    .upo-area-button span {
        flex: 1;
    }

.upo-selected-areas-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.upo-selected-area-chip {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-size: 0.875rem;
    transition: all 0.2s ease;
}

    .upo-selected-area-chip:hover {
        background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
        border-color: #cbd5e1;
        transform: translateY(-1px);
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    }

.upo-area-chip-content {
    display: flex;
    align-items: center;
    gap: 0.375rem;
}

    .upo-area-chip-content strong {
        color: #1e293b;
        font-weight: 600;
    }

    .upo-area-chip-content span {
        color: #64748b;
    }

.btn-xs {
    padding: 0.25rem;
    font-size: 0.75rem;
    min-width: auto;
    width: 1.5rem;
    height: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.upo-selection-summary {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border: 1px solid #93c5fd;
    border-radius: 8px;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: #1e40af;
}

    .upo-selection-summary i {
        color: #2563eb;
        font-size: 1rem;
    }

    .upo-selection-summary span {
        flex: 1;
        font-weight: 500;
    }

.upo-modal-option {
    cursor: pointer;
    transition: all 0.2s ease;
    padding: 1rem;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    margin-bottom: 0.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

    .upo-modal-option:hover {
        border-color: #3b82f6;
        background: #f8fafc;
    }

    .upo-modal-option.selected {
        background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
        border-color: #3b82f6;
    }

.upo-modal-check {
    color: #2563eb;
    font-size: 1.25rem;
}

.upo-area-create-new {
    padding: 1rem;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border: 2px dashed #86efac;
    border-radius: 8px;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

    .upo-area-create-new:hover {
        background: linear-gradient(135deg, #dcfce7 0%, #bbf7d0 100%);
        border-color: #4ade80;
        transform: translateY(-2px);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    }

    .upo-area-create-new i {
        font-size: 1.5rem;
        color: #16a34a;
    }

.upo-item-search {
    position: relative;
}

.upo-item-search-clear {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #64748b;
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: all 0.2s ease;
}

    .upo-item-search-clear:hover {
        background: #f1f5f9;
        color: #374151;
    }

.upo-primary-area-display {
    margin-bottom: 1rem;
    padding: 1rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 8px;
    color: white;
}

.upo-primary-area-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
    opacity: 0.9;
}

.upo-primary-area-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.75rem;
    border-radius: 6px;
    backdrop-filter: blur(10px);
}

.primary-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 500;
    margin-left: 0.5rem;
}

.upo-modal-option.primary {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    border: 2px solid rgba(102, 126, 234, 0.3);
}

    .upo-modal-option.primary:hover {
        background: linear-gradient(135deg, rgba(102, 126, 234, 0.2) 0%, rgba(118, 75, 162, 0.2) 100%);
    }

/* Multiple GL Account Selection Styling */

/* GL Account Selector Button */
.upo-gl-account-selector-multi {
    position: relative;
    width: 100%;
}

.upo-gl-account-button {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 12px 16px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    background: white;
    color: #374151;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

    .upo-gl-account-button:hover {
        border-color: #3b82f6;
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    }

    .upo-gl-account-button:disabled {
        background-color: #f9fafb;
        color: #9ca3af;
        cursor: not-allowed;
        border-color: #e5e7eb;
    }

        .upo-gl-account-button:disabled:hover {
            box-shadow: none;
            border-color: #e5e7eb;
        }

    .upo-gl-account-button i:first-child {
        margin-right: 8px;
        color: #6b7280;
    }

    .upo-gl-account-button i:last-child {
        margin-left: 8px;
        color: #9ca3af;
        transition: transform 0.2s ease;
    }

/* Selected GL Accounts List */
.upo-selected-gl-accounts-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
    padding: 12px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
}

.upo-selected-gl-account-chip {
    display: flex;
    align-items: center;
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 20px;
    padding: 6px 12px 6px 16px;
    font-size: 13px;
    color: #475569;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.upo-gl-account-chip-content {
    display: flex;
    flex-direction: column;
    margin-right: 8px;
}

    .upo-gl-account-chip-content strong {
        font-weight: 600;
        color: #1e293b;
        font-size: 13px;
    }

    .upo-gl-account-chip-content span {
        font-size: 12px;
        color: #64748b;
        margin-top: 1px;
    }

.upo-selected-gl-account-chip .btn-icon {
    width: 18px;
    height: 18px;
    min-width: 18px;
    border-radius: 50%;
    background: #f1f5f9;
    border: 1px solid #cbd5e1;
    color: #64748b;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    transition: all 0.2s ease;
}

    .upo-selected-gl-account-chip .btn-icon:hover {
        background: #fee2e2;
        border-color: #fca5a5;
        color: #dc2626;
    }

/* GL Account Modal */
.modal-content-large {
    width: 90vw;
    max-width: 800px;
    max-height: 85vh;
}

.upo-modal-search {
    position: relative;
}

.upo-item-search-clear {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #9ca3af;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

    .upo-item-search-clear:hover {
        color: #6b7280;
        background: #f3f4f6;
    }

/* Selection Summary */
.upo-selection-summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: #ecfdf5;
    border: 1px solid #bbf7d0;
    border-radius: 8px;
    margin: 16px 0;
    font-size: 14px;
    color: #166534;
}

    .upo-selection-summary i {
        margin-right: 8px;
        color: #16a34a;
    }

/* Modal Results */
.upo-modal-results {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    margin-top: 16px;
}

.upo-modal-option {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid #f3f4f6;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

    .upo-modal-option:last-child {
        border-bottom: none;
    }

    .upo-modal-option:hover {
        background: #f8fafc;
    }

    .upo-modal-option.selected {
        background: #eff6ff;
        border-color: #bfdbfe;
    }

    .upo-modal-option.primary {
        background: #fef3c7;
        border-color: #fde68a;
    }

        .upo-modal-option.primary:hover {
            background: #fef3c7;
        }

    .upo-modal-option.selected.primary {
        background: #fef3c7;
    }

/* GL Account Details in Modal */
.upo-gl-modal-details {
    display: flex;
    flex-direction: column;
    flex: 1;
}

.upo-gl-modal-number {
    font-weight: 600;
    color: #1f2937;
    font-size: 14px;
}

.upo-gl-modal-desc {
    color: #6b7280;
    font-size: 13px;
    margin-top: 2px;
}

.upo-gl-modal-ext {
    color: #9ca3af;
    font-size: 12px;
    margin-top: 1px;
    font-style: italic;
}

.upo-modal-check {
    color: #16a34a;
    font-size: 18px;
    margin-left: 12px;
}

.upo-modal-option.primary .upo-modal-check {
    color: #f59e0b;
}

/* Empty State */
.upo-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px 24px;
    text-align: center;
    color: #9ca3af;
}

    .upo-empty i {
        font-size: 48px;
        margin-bottom: 16px;
        color: #d1d5db;
    }

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

/* Responsive Design */
@media (max-width: 768px) {
    .modal-content-large {
        width: 95vw;
        max-height: 90vh;
    }

    .upo-selected-gl-accounts-list {
        gap: 6px;
    }

    .upo-selected-gl-account-chip {
        font-size: 12px;
        padding: 4px 8px 4px 12px;
    }

    .upo-gl-account-chip-content strong {
        font-size: 12px;
    }

    .upo-gl-account-chip-content span {
        font-size: 11px;
    }

    .upo-modal-results {
        max-height: 300px;
    }
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }

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

.upo-selected-gl-accounts-list {
    animation: fadeIn 0.3s ease;
}

.upo-selection-summary {
    animation: fadeIn 0.3s ease;
}

/* Focus States for Accessibility */
.upo-gl-account-button:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.upo-modal-option:focus {
    outline: 2px solid #3b82f6;
    outline-offset: -2px;
}

.upo-selected-gl-account-chip .btn-icon:focus {
    outline: 2px solid #3b82f6;
    outline-offset: 1px;
}

/* Print Styles */
@media print {
    .upo-selected-gl-accounts-list {
        -webkit-print-color-adjust: exact;
        color-adjust: exact;
    }

    .upo-selected-gl-account-chip {
        border: 1px solid #000;
        background: #fff;
    }
}