/* ==========================================================================
   LABORATORY SAMPLING MANAGEMENT SYSTEM - COMPREHENSIVE UI/UX STYLE SHEET
   ========================================================================== */

/* 1. Global UI/UX Color System Variables */
:root {
    /* Primary Neutrals (Slate/Gray Scale) */
    --primary-50: #f8f9fa;
    --primary-100: #f1f3f5;
    --primary-200: #e9ecef;
    --primary-300: #dee2e6;
    --primary-400: #ced4da;
    --primary-500: #adb5bd;
    --primary-600: #868e96;
    --primary-700: #495057;
    --primary-800: #343a40;
    --primary-900: #212529;

    /* Secondary Accents (Precision Blues) */
    --secondary-50: #e3f2fd;
    --secondary-100: #bbdefb;
    --secondary-500: #2196f3;
    --secondary-600: #1e88e5;
    --secondary-700: #1976d2;
    --secondary-900: #0d47a1;

    /* Accent Highlights (Amber/Orange Scale) */
    --accent-50: #fff3e0;
    --accent-100: #ffe0b2;
    --accent-600: #fb8c00;
    --accent-900: #e65100;

    /* Mapping Standard Names */
    --colors-primary: var(--secondary-600);
    --colors-primary-hover: var(--secondary-700);
    --colors-primary-focus: rgba(33, 150, 243, 0.15);
    
    --colors-bg: var(--primary-50);
    --colors-surface: #ffffff;
    --colors-ink: var(--primary-900);
    --colors-muted: var(--primary-600);
    
    --colors-border: var(--primary-200);
    --colors-input-border: var(--primary-400);

    /* Semantic Status Colors */
    --colors-success-bg: #f0fdf4;
    --colors-success-border: #16a34a;
    --colors-success-text: #16a34a;

    --colors-warning-bg: #fefce8;
    --colors-warning-border: #ca8a04;
    --colors-warning-text: #ca8a04;

    --colors-error-bg: #fef2f2;
    --colors-error-border: #dc2626;
    --colors-error-text: #dc2626;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    --shadow-sm: 0px 1px 3px 0px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0px 10px 15px -3px rgba(0, 0, 0, 0.1), 0px 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-diffuse: 0 4px 20px -2px rgba(0, 0, 0, 0.03), 0 2px 8px -1px rgba(0, 0, 0, 0.02);
    
    --ease-out-premium: cubic-bezier(0.23, 1, 0.32, 1);
    --ease-in-out-premium: cubic-bezier(0.77, 0, 0.175, 1);
    --ease-drawer-premium: cubic-bezier(0.32, 0.72, 0, 1);
    
    --font-stack: 'Inter', 'Roboto', system-ui, -apple-system, sans-serif;
}

/* Global Reset & Body */
body {
    font-family: var(--font-stack) !important;
    background-color: var(--colors-bg) !important;
    color: var(--primary-800) !important;
    -webkit-font-smoothing: antialiased;
}

/* 2. Responsive Typography (Mobile-First) */
h1, .h1-responsive {
    font-size: 24px !important;
    font-weight: 700 !important;
    line-height: 1.25 !important;
    color: var(--primary-900) !important;
}

h2, .h2-responsive {
    font-size: 18px !important;
    font-weight: 600 !important;
    line-height: 1.35 !important;
    color: var(--primary-900) !important;
}

h3, .h3-responsive, .modal-title {
    font-size: 14px !important;
    font-weight: 600 !important;
    line-height: 1.4 !important;
    color: var(--primary-900) !important;
}

/* Form Labels & Description text */
.form-label, label {
    font-size: 14px !important;
    font-weight: 600 !important;
    line-height: 1.5 !important;
    color: var(--primary-700) !important;
    margin-bottom: 6px;
}

/* Cell Values & Text Inputs */
.form-control, input, select, textarea, .table tbody td {
    font-size: 12px !important;
    line-height: 1.5 !important;
    font-weight: 400 !important;
    color: var(--primary-700) !important;
}

/* Metadata & Small Help Texts */
.small, .text-muted, .error, .text-danger, .field-validation-error {
    font-size: 11px !important;
    line-height: 1.4 !important;
    font-weight: 400 !important;
}

@media (min-width: 1024px) {
    h1, .h1-responsive { font-size: 30px !important; }
    h2, .h2-responsive { font-size: 20px !important; }
    h3, .h3-responsive { font-size: 16px !important; }
    .form-label, label { font-size: 16px !important; }
    .form-control, input, select, textarea, .table tbody td { font-size: 14px !important; }
    .small, .text-muted, .error, .text-danger, .field-validation-error { font-size: 12px !important; }
}

/* Scrollbar System */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: transparent;
}
::-webkit-scrollbar-thumb {
    background: var(--primary-300);
    border-radius: 999px;
    border: 2px solid var(--colors-bg);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--primary-500);
}

/* Buttons with Touch Target Padding */
.btn {
    font-family: var(--font-stack) !important;
    font-size: 13px !important;
    font-weight: 600 !important;
    text-transform: none !important;
    padding: 8px 16px !important;
    border-radius: var(--radius-md) !important;
    box-shadow: var(--shadow-sm) !important;
    transition: transform 160ms var(--ease-out-premium), background-color 160ms var(--ease-out-premium), border-color 160ms var(--ease-out-premium), box-shadow 160ms var(--ease-out-premium) !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
}
.btn:active {
    transform: scale(0.97) !important;
}

.btn-primary {
    background-color: var(--colors-primary) !important;
    border-color: var(--colors-primary) !important;
    color: #FFFFFF !important;
}
@media (hover: hover) and (pointer: fine) {
    .btn-primary:hover {
        background-color: var(--colors-primary-hover) !important;
        border-color: var(--colors-primary-hover) !important;
    }
}
.btn-primary:focus, .btn-primary:active {
    box-shadow: 0 0 0 3px var(--colors-primary-focus) !important;
}

.btn-secondary, .btn-default {
    background-color: var(--primary-100) !important;
    border-color: var(--primary-200) !important;
    color: var(--primary-800) !important;
}
@media (hover: hover) and (pointer: fine) {
    .btn-secondary:hover, .btn-default:hover {
        background-color: var(--primary-200) !important;
    }
}
.btn-secondary:focus, .btn-secondary:active,
.btn-default:focus, .btn-default:active {
    box-shadow: 0 0 0 3px rgba(134, 142, 150, 0.25) !important;
    outline: none !important;
}

/* Map btn-info to primary action color (Secondary-600) */
.btn-info {
    background-color: var(--secondary-600) !important;
    border-color: var(--secondary-600) !important;
    color: #FFFFFF !important;
}
@media (hover: hover) and (pointer: fine) {
    .btn-info:hover {
        background-color: var(--secondary-700) !important;
        border-color: var(--secondary-700) !important;
    }
}
.btn-info:focus, .btn-info:active {
    box-shadow: 0 0 0 3px var(--colors-primary-focus) !important;
}

/* Map btn-danger to design system error color */
.btn-danger {
    background-color: var(--colors-error-border) !important;
    border-color: var(--colors-error-border) !important;
    color: #FFFFFF !important;
}
@media (hover: hover) and (pointer: fine) {
    .btn-danger:hover {
        background-color: #b91c1c !important;
        border-color: #b91c1c !important;
    }
}

/* Map btn-success to design system success color */
.btn-success {
    background-color: var(--colors-success-border) !important;
    border-color: var(--colors-success-border) !important;
    color: #FFFFFF !important;
}
@media (hover: hover) and (pointer: fine) {
    .btn-success:hover {
        background-color: #15803d !important;
        border-color: #15803d !important;
    }
}

/* Map btn-warning to design system warning color */
.btn-warning {
    background-color: var(--colors-warning-border) !important;
    border-color: var(--colors-warning-border) !important;
    color: #FFFFFF !important;
}
@media (hover: hover) and (pointer: fine) {
    .btn-warning:hover {
        background-color: #a16207 !important;
        border-color: #a16207 !important;
    }
}

/* Inputs & Form Fields Overrides */
.form-control,
input[type="text"],
input[type="password"],
input[type="email"],
select,
textarea {
    font-family: var(--font-stack) !important;
    padding: 8px 12px !important;
    border: 1px solid var(--colors-input-border) !important;
    border-radius: var(--radius-md) !important;
    background-color: var(--colors-surface) !important;
    color: var(--primary-700) !important;
    box-shadow: none !important;
    transition: border-color 150ms ease, box-shadow 150ms ease !important;
}

.form-control:focus,
input[type="text"]:focus,
input[type="password"]:focus,
input[type="email"]:focus,
select:focus,
textarea:focus {
    border-color: var(--secondary-500) !important;
    box-shadow: 0 0 0 3px var(--colors-primary-focus) !important;
    outline: none !important;
}

.form-control::placeholder {
    color: var(--primary-500) !important;
}

/* 3. Detailed Popup, Modal & Dialog Form Architecture */
.modal-backdrop {
    background-color: rgba(0, 0, 0, 0.5) !important;
    backdrop-filter: blur(4px) !important;
}

.modal-content {
    border: 1px solid var(--colors-border) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--shadow-lg) !important;
    background-color: var(--colors-surface) !important;
    max-height: 90vh !important;
    display: flex;
    flex-direction: column;
}

.modal-header {
    background-color: var(--colors-surface) !important;
    border-bottom: 1px solid var(--primary-200) !important;
    padding: 16px !important;
    border-top-left-radius: var(--radius-lg) !important;
    border-top-right-radius: var(--radius-lg) !important;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header .heading,
.modal-header h5,
.modal-header h4,
.modal-header .modal-title {
    color: var(--primary-900) !important;
    font-weight: 700 !important;
    font-size: 16px !important;
    margin: 0 !important;
}

.modal-header .close {
    padding: 12px !important;
    margin: -12px !important;
    min-width: 44px;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-600) !important;
    opacity: 0.7;
    transition: color 150ms ease;
}
.modal-header .close:hover {
    color: var(--colors-primary) !important;
    opacity: 1;
}

.modal-body {
    padding: 16px 24px !important;
    overflow-y: auto !important;
    flex: 1 1 auto;
}

.modal-footer {
    border-top: 1px solid var(--primary-200) !important;
    padding: 16px 24px !important;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
}

/* Modal Form Grid Flow */
.modal-form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

@media (min-width: 768px) {
    .modal-form-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .modal-form-span-2 {
        grid-column: span 2;
    }
}

/* Modal sizing on desktop */
@media (min-width: 1024px) {
    .modal-sm, .modal-dialog.modal-sm {
        max-width: 400px !important;
    }
    .modal-md, .modal-dialog.modal-md, .modal-dialog:not(.modal-sm):not(.modal-lg) {
        max-width: 600px !important;
    }
    .modal-lg, .modal-dialog.modal-lg {
        max-width: 900px !important;
    }
}

@media (max-width: 767.98px) {
    .modal-dialog {
        max-width: 95% !important;
        margin: 16px auto !important;
    }
    .modal-footer {
        flex-direction: column;
        width: 100%;
    }
    .modal-footer .btn {
        width: 100% !important;
        margin-left: 0 !important;
    }
}

/* Modal section headers */
.modal-section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--secondary-700);
    padding-left: 10px;
    border-left: 4px solid var(--secondary-600);
    margin-top: 24px;
    margin-bottom: 12px;
}

/* 4. Data Table Architecture & Grid Design */
.table-responsive {
    border-radius: 8px;
    border: 1px solid var(--primary-200) !important;
    overflow-x: auto;
}

.table {
    border-collapse: collapse !important;
    width: 100% !important;
    margin-bottom: 0 !important;
    background-color: var(--colors-surface) !important;
}

.table thead th {
    background-color: var(--primary-100) !important;
    color: var(--primary-700) !important;
    font-size: 11px !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.05em !important;
    padding: 8px 12px !important;
    border-bottom: 1px solid var(--primary-200) !important;
    border-top: none !important;
}

.table tbody td {
    padding: 8px 12px !important;
    vertical-align: middle !important;
    border-bottom: 1px solid var(--primary-100) !important;
    color: var(--primary-700) !important;
}

.table tbody tr {
    background-color: var(--colors-surface) !important;
    transition: background-color 150ms ease;
    cursor: default; /* Rows are not clickable: only action buttons are */
}

.table tbody tr:nth-of-type(even) {
    background-color: var(--primary-50) !important;
}

.table tbody tr:hover {
    background-color: var(--secondary-50) !important;
    cursor: default; /* Do NOT show pointer on the whole row */
}

@media (max-width: 767.98px) {
    .table thead th {
        padding: 6px 8px !important;
        font-size: 10px !important;
    }
    .table tbody td {
        padding: 6px 8px !important;
        font-size: 11px !important;
    }
}

/* Data Table Alignment */
.text-left-align { text-align: left !important; }
.text-center-align { text-align: center !important; }
.text-right-align { text-align: right !important; }

/* Table Action Buttons: Padded touch targets, clearly interactive */
.table-actions {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

/* Action column cell: reset cursor so it's not inherited from tr hover */
.table tbody td:last-child {
    cursor: default;
}

.table-actions a, .table-actions button,
.table tbody td a.edit,
.table tbody td a.delete,
.table tbody td a.details,
.table tbody td a.view-link,
.table tbody td .table-action-btn {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 34px !important;
    height: 34px !important;
    padding: 0 !important;
    margin: 0 2px !important;
    border-radius: 50% !important;
    color: var(--primary-600) !important;
    transition: background-color 150ms ease, color 150ms ease, transform 100ms ease !important;
    text-decoration: none !important;
    font-size: 13px !important;
    cursor: pointer !important; /* Only the action icon links should be pointer */
    position: relative;
    z-index: 2; /* Ensure clicks land on the link, not the row */
}
.table-actions a:hover, .table-actions button:hover,
.table tbody td a.edit:hover,
.table tbody td a.details:hover,
.table tbody td a.view-link:hover,
.table tbody td .table-action-btn:hover {
    background-color: var(--primary-200) !important;
    color: var(--secondary-700) !important;
    transform: scale(1.1);
}
.table-actions a.delete-action:hover,
.table tbody td a.delete:hover {
    background-color: var(--colors-error-bg) !important;
    color: var(--colors-error-text) !important;
    transform: scale(1.1);
}
.table tbody td a.delete {
    color: var(--colors-error-border) !important;
}

/* Premium DataTables Elements Styling */
.dataTables_wrapper .dataTables_filter {
    float: right;
    text-align: right;
    margin-bottom: 12px;
}
.dataTables_wrapper .dataTables_filter input {
    margin-left: 8px;
    padding: 6px 12px 6px 32px !important;
    font-size: 13px !important;
    height: 32px !important;
    border: 1px solid var(--primary-300) !important;
    border-radius: 9999px !important;
    background-color: #ffffff !important;
    outline: none !important;
    transition: border-color 150ms ease, box-shadow 150ms ease !important;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%236c757d'%3E%3Cpath d='M15.5 14h-.79l-.28-.27C15.41 12.59 16 11.11 16 9.5 16 5.91 13.09 3 9.5 3S3 5.91 3 9.5 5.91 16 9.5 16c1.61 0 3.09-.59 4.23-1.57l.27.28v.79l5 4.99L20.49 19l-4.99-5zm-6 0C7.01 14 5 11.99 5 9.5S7.01 5 9.5 5 14 7.01 14 9.5 11.99 14 9.5 14z'/%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: 10px center !important;
    background-size: 14px 14px !important;
}
.dataTables_wrapper .dataTables_filter input:focus {
    border-color: var(--secondary-500) !important;
    box-shadow: 0 0 0 3px var(--colors-primary-focus) !important;
}
.dataTables_wrapper .dataTables_length {
    float: left;
    margin-bottom: 12px;
}
.dataTables_wrapper .dataTables_length select {
    display: inline-block !important;
    visibility: visible !important;
    width: auto !important;
    height: 32px !important;
    padding: 4px 24px 4px 12px !important;
    font-size: 13px !important;
    border: 1px solid var(--primary-300) !important;
    border-radius: var(--radius-md) !important;
    background-color: #ffffff !important;
    color: var(--primary-800) !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    appearance: none !important;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 5'%3E%3Cpath fill='%23495057' d='M2 0L0 2h4zm0 5L0 3h4z'/%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: right 8px center !important;
    background-size: 8px 10px !important;
    margin: 0 4px !important;
    outline: none !important;
    cursor: pointer !important;
}
.dataTables_wrapper .dataTables_info {
    float: left;
    font-size: 12px !important;
    color: var(--primary-600) !important;
    padding-top: 8px !important;
}
.dataTables_wrapper .dataTables_paginate {
    float: right;
    padding-top: 8px !important;
}
.dataTables_wrapper .dataTables_paginate .paginate_button {
    padding: 4px 10px !important;
    font-size: 12px !important;
    border-radius: var(--radius-md) !important;
    border: 1px solid var(--primary-200) !important;
    background-color: #ffffff !important;
    color: var(--primary-700) !important;
    margin: 0 2px !important;
    cursor: pointer !important;
    transition: all 150ms ease !important;
}
.dataTables_wrapper .dataTables_paginate .paginate_button.current,
.dataTables_wrapper .dataTables_paginate .paginate_button.current:hover {
    background: var(--secondary-600) !important;
    color: #ffffff !important;
    border-color: var(--secondary-600) !important;
}
.dataTables_wrapper .dataTables_paginate .paginate_button:hover {
    background: var(--primary-100) !important;
    color: var(--secondary-700) !important;
    border-color: var(--primary-300) !important;
}
.dataTables_wrapper .dataTables_paginate .paginate_button.disabled,
.dataTables_wrapper .dataTables_paginate .paginate_button.disabled:hover {
    cursor: default !important;
    color: var(--primary-400) !important;
    background: transparent !important;
    border-color: var(--primary-200) !important;
}

.card {
    background-color: var(--colors-surface) !important;
    border: 1px solid var(--primary-200) !important;
    border-radius: var(--radius-md) !important;
    box-shadow: var(--shadow-diffuse) !important;
    margin-bottom: 24px;
}

.card-body {
    padding: 24px !important;
}
@media (max-width: 767.98px) {
    .card-body {
        padding: 16px !important;
    }
}

/* Double-Bezel Nested Card Architecture */
.double-bezel-card {
    padding: 6px !important;
    background-color: rgba(0, 0, 0, 0.02) !important;
    border: 1px solid var(--primary-200) !important;
    border-radius: var(--radius-xl) !important;
    box-shadow: var(--shadow-diffuse) !important;
}

.double-bezel-card > .card-inner {
    background-color: var(--colors-surface) !important;
    border: 1px solid rgba(255, 255, 255, 0.8) !important;
    border-radius: calc(var(--radius-xl) - 6px) !important;
    padding: 20px !important;
    box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.6) !important;
}

.form-selection-card {
    transition: transform 160ms var(--ease-out-premium), box-shadow 160ms var(--ease-out-premium), border-color 160ms var(--ease-out-premium) !important;
}
@media (hover: hover) and (pointer: fine) {
    .form-selection-card:hover {
        border-color: var(--colors-primary) !important;
        box-shadow: var(--shadow-lg) !important;
        transform: scale(1.02) !important;
    }
}
.form-selection-card:active {
    transform: scale(0.98) !important;
}

/* 6. Signature Pads Styling */
.signature-pad {
    position: relative;
    width: 100%;
    height: 200px;
    background-color: #ffffff !important;
    border: 1px solid var(--primary-300) !important;
    border-radius: 8px !important;
    overflow: hidden;
}

.signature-pad > canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
    background-color: transparent !important;
}

.signature-pad .btn-clear-canvas,
.signature-pad .btn-clear {
    position: absolute !important;
    bottom: 8px !important;
    right: 8px !important;
    background: none !important;
    border: none !important;
    color: var(--primary-600) !important;
    font-size: 12px !important;
    font-weight: 500 !important;
    cursor: pointer !important;
    padding: 4px 8px !important;
    text-decoration: none !important;
    box-shadow: none !important;
    z-index: 10;
}
.signature-pad .btn-clear-canvas:hover,
.signature-pad .btn-clear:hover {
    color: var(--primary-900) !important;
}

/* 7. Toast Notifications */
.notification-container {
    position: fixed;
    z-index: 9999;
}
@media (min-width: 1024px) {
    .notification-container {
        top: 24px;
        right: 24px;
        width: 360px;
    }
}
@media (max-width: 1023.98px) {
    .notification-container {
        bottom: 24px;
        left: 16px;
        right: 16px;
        width: calc(100% - 32px);
    }
}

.toast-message {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    border-radius: var(--radius-md);
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    box-shadow: var(--shadow-lg);
    animation: toastSlideIn 0.3s ease;
    transition: opacity 0.3s ease;
}

@keyframes toastSlideIn {
    from { transform: translateY(100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.toast-success {
    background-color: var(--colors-success-bg) !important;
    border: 1px solid var(--colors-success-border) !important;
    color: var(--colors-success-text) !important;
}
.toast-error {
    background-color: var(--colors-error-bg) !important;
    border: 1px solid var(--colors-error-border) !important;
    color: var(--colors-error-text) !important;
}
.toast-warning {
    background-color: var(--colors-warning-bg) !important;
    border: 1px solid var(--colors-warning-border) !important;
    color: var(--colors-warning-text) !important;
}

/* 8. Loading States & Skeleton Screens */
.skeleton {
    background-color: var(--primary-200) !important;
    border-radius: 8px;
    animation: skeleton-pulse 1500ms infinite ease-in-out;
}

@keyframes skeleton-pulse {
    0% { opacity: 0.4; }
    50% { opacity: 1; }
    100% { opacity: 0.4; }
}

.skeleton-text {
    height: 16px;
    margin-bottom: 8px;
    width: 100%;
}
.skeleton-text.short {
    width: 60%;
}
.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}
.skeleton-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    border: 1px solid var(--primary-200);
    border-radius: 8px;
    background-color: #ffffff;
}

/* 9. Validation & Error Styling */
.error, .text-danger, .field-validation-error {
    color: var(--colors-error-text) !important;
    font-weight: 500;
    margin-top: 6px;
}

.input-validation-error {
    border-color: var(--colors-error-border) !important;
    background-color: var(--colors-error-bg) !important;
}

/* 10. Unified Pinned Header Styling */
.app-header {
    position: fixed;
    top: 0;
    right: 0;
    left: var(--sidebar-width, 256px);
    height: 64px;
    background-color: #ffffff;
    border-bottom: 1px solid var(--primary-200);
    z-index: 1030;
    padding: 0 8px !important;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: left 0.3s ease;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.page-header-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--primary-900);
    letter-spacing: -0.01em;
}
@media (min-width: 1024px) {
    .page-header-title {
        font-size: 20px;
    }
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

/* Role Badges */
.role-badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 12px;
    font-size: 11px;
    font-weight: 700;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.badge-admin {
    background-color: var(--secondary-50) !important;
    color: var(--secondary-900) !important;
}
.badge-office {
    background-color: #e0e7ff !important;
    color: #3730a3 !important;
}
.badge-sampler {
    background-color: #f3e8ff !important;
    color: #6b21a8 !important;
}
.badge-customer {
    background-color: #ffedd5 !important;
    color: #9a3412 !important;
}

/* Profile Dropdown */
.profile-dropdown {
    position: relative;
    display: inline-block;
}
.profile-btn {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-stack);
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-900);
    padding: 6px 12px;
    border-radius: var(--radius-md);
    transition: background-color 150ms ease;
}
.profile-btn:hover {
    background-color: var(--primary-100);
}
.profile-dropdown-menu {
    display: none;
    position: absolute;
    right: 0;
    top: 100%;
    margin-top: 4px;
    background-color: #ffffff;
    border: 1px solid var(--primary-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 1050;
    min-width: 160px;
    overflow: hidden;
}
.profile-dropdown-menu.show {
    display: block;
}
.profile-dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    color: var(--primary-800);
    font-size: 13px;
    text-decoration: none !important;
    transition: background-color 150ms ease;
}
.profile-dropdown-menu a:hover {
    background-color: var(--primary-50);
    color: var(--secondary-600);
}

/* Unauthenticated Backgrounds */
body.unauthenticated-layout {
    background: linear-gradient(135deg, var(--secondary-50) 0%, var(--primary-100) 100%) !important;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
}
body.unauthenticated-layout .container.body-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}
body.unauthenticated-layout .card {
    background-color: #ffffff !important;
    border: 1px solid var(--primary-200) !important;
    border-radius: 12px !important;
    max-width: 400px;
    margin: 0 auto;
    box-shadow: var(--shadow-lg) !important;
}

/* Logos styling */
.sidebar-logo, .sidebar-brand {
    font-size: 20px;
    font-weight: 700;
    color: var(--secondary-900) !important;
    text-decoration: none !important;
}
.login-logo {
    height: 64px !important;
    width: auto;
    display: block;
    margin: 0 auto 8px auto;
    transition: opacity 200ms ease;
}
.login-logo:hover {
    opacity: 0.8;
}

/* 11. Print Media Layout Rules */
@media print {
    .sidebar,
    .app-header,
    .mobile-header,
    .btn,
    .dataTables_filter,
    .dataTables_length,
    .dataTables_paginate,
    .dataTables_info,
    footer,
    #toggle-sidebar,
    .navbar {
        display: none !important;
    }

    body {
        background-color: #ffffff !important;
        color: #000000 !important;
        font-size: 12pt;
    }

    .main-content {
        margin-left: 0 !important;
        padding: 0 !important;
        padding-top: 0 !important;
    }

    .card {
        border: none !important;
        box-shadow: none !important;
        background-color: #ffffff !important;
    }

    .table {
        border-collapse: collapse !important;
    }

    .table th,
    .table td {
        border: 1px solid #000000 !important;
        background-color: #ffffff !important;
        color: #000000 !important;
    }

    .signature-section,
    .signature-pad-container,
    .sign-pad-row {
        page-break-before: always;
    }
}

/* === DataTables Duplicate Header Fix ===
   scrollY + fixedHeader together clone the thead. These rules act as a
   global safety net in case either option is ever re-enabled on a table. */
.DTFC_ScrollHeadInner table thead,
.dataTables_scrollHeadInner table thead tr:not(:first-child),
.dataTables_scrollHead thead + thead,
table.dataTable.no-footer thead:empty,
.dtfh-floatingparent { display: none !important; }

/* Hide the duplicate scrollHead wrapper entirely when it's a clone */
.dataTables_scrollHead { overflow: hidden !important; }
.dataTables_scrollHead table {
    margin-top: 0 !important;
    margin-bottom: 0 !important;
}

.bc-icons-2 {
    display: none !important;
}

/* Utilitarian Field & Form Creation Pages Modernization overrides */
.breadcrumb {
    background-color: var(--primary-50) !important;
    border: 1px solid var(--primary-200) !important;
    border-radius: var(--radius-md) !important;
    padding: 10px 18px !important;
    font-size: 13px !important;
    font-weight: 500 !important;
    box-shadow: var(--shadow-sm) !important;
    margin-bottom: 24px !important;
}
.breadcrumb-item a {
    color: var(--secondary-700) !important;
    font-weight: 600 !important;
    text-decoration: none;
}
.breadcrumb-item a:hover {
    color: var(--secondary-600) !important;
}
.breadcrumb-item.active {
    color: var(--primary-600) !important;
}
.breadcrumb-item + .breadcrumb-item::before {
    content: "/" !important;
    color: var(--primary-400) !important;
    opacity: 0.7;
}

.form-horizontal h4 {
    font-size: 20px !important;
    font-weight: 700 !important;
    color: var(--primary-900) !important;
    margin-bottom: 24px !important;
    border-bottom: 2px solid var(--primary-200) !important;
    padding-bottom: 12px !important;
}

/* Force styling rules for cards in Create forms */
.card.no-border-radius,
.card.no-shadow,
.card.border-0 {
    border-radius: var(--radius-md) !important;
    box-shadow: var(--shadow-sm) !important;
    border: 1px solid var(--primary-200) !important;
}

.card.bg-light-gray,
.bg-light-gray {
    background-color: var(--primary-50) !important;
    border: 1px solid var(--primary-200) !important;
}

/* Form Row Alignment & Vertical Spacing: scoped to avoid polluting layout rows */
.form-body .form-row,
.card-body > .form-row,
.modal-body .form-row {
    margin-bottom: 12px;
}

.form-row > .col, .form-row > [class*="col-"] {
    padding-left: 8px !important;
    padding-right: 8px !important;
}

/* Section Header Badges inside creation forms */
.card-header.bg-primary {
    background-color: var(--secondary-900) !important;
    color: #ffffff !important;
}

.card-header h3 {
    color: #ffffff !important;
    font-size: 18px !important;
    font-weight: 700 !important;
    margin-bottom: 0 !important;
}

/* Custom checkbox / radio button visual updates */
.custom-control-label {
    font-size: 14px !important;
    font-weight: 500 !important;
    color: var(--primary-800) !important;
    cursor: pointer;
}

.custom-control-input:checked ~ .custom-control-label::before {
    background-color: var(--secondary-600) !important;
    border-color: var(--secondary-600) !important;
}

/* Drag-and-Drop CSV imports style overrides */
.file-upload-zone {
    border: 2px dashed var(--secondary-500) !important;
    background-color: var(--secondary-50) !important;
    border-radius: var(--radius-md) !important;
    padding: 32px 16px !important;
    text-align: center !important;
    cursor: pointer !important;
    transition: all 200ms ease;
}

.file-upload-zone:hover {
    border-color: var(--secondary-700) !important;
    background-color: rgba(33, 150, 243, 0.1) !important;
}

/* =========================================================
   UTILITY CLASSES: Shared across all roles/views
   ========================================================= */

/* Cursor pointer utility (used in Dashboard modal triggers) */
.cursor-pointer {
    cursor: pointer !important;
}

/* Hide utility (used in TRRList for hidden Id column) */
.hide {
    display: none !important;
}

/* Table action inline flex container */
.table-actions-inline {
    display: flex;
    gap: 8px;
    align-items: center;
    justify-content: center;
}

/* =========================================================
   STATUS PILL BADGES
   Used in: TRRBooking, FormList, CustomerUserForm1 status columns
   ========================================================= */
.status-pill {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    font-size: 11px;
    font-weight: 600;
    border-radius: 9999px;
    letter-spacing: 0.03em;
    white-space: nowrap;
}

.status-assigned {
    background-color: #dbeafe !important;
    color: #1e40af !important;
    border: 1px solid #bfdbfe;
}

.status-completed {
    background-color: #dcfce7 !important;
    color: #166534 !important;
    border: 1px solid #bbf7d0;
}

.status-pending {
    background-color: #fef9c3 !important;
    color: #854d0e !important;
    border: 1px solid #fde68a;
}

.status-not-assigned {
    background-color: var(--primary-100) !important;
    color: var(--primary-600) !important;
    border: 1px solid var(--primary-300);
}

/* =========================================================
   DASHBOARD METRIC CARDS
   Used in: Company/Dashboard/Index.cshtml
   ========================================================= */
.metric-container {
    display: flex;
    align-items: stretch;
    gap: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--primary-200);
}

.metric-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 16px 12px;
    text-align: center;
    border-right: 1px solid var(--primary-200);
    transition: background-color 150ms ease;
}

.metric-item:last-child {
    border-right: none;
}

.metric-item.cursor-pointer:hover {
    background-color: var(--secondary-50);
}

.metric-label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary-600);
    margin-bottom: 6px;
}

.metric-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-900);
    line-height: 1;
}

@media (max-width: 767.98px) {
    .metric-container {
        flex-direction: column;
    }
    .metric-item {
        border-right: none;
        border-bottom: 1px solid var(--primary-200);
        padding: 12px 8px;
    }
    .metric-item:last-child {
        border-bottom: none;
    }
    .metric-value {
        font-size: 22px;
    }
}

/* ==========================================================================
   16. Custom DataTables Sorting Arrows Alignment Override
   ========================================================================== */
table.dataTable thead th.sorting,
table.dataTable thead th.sorting_asc,
table.dataTable thead th.sorting_desc,
table.dataTable thead td.sorting,
table.dataTable thead td.sorting_asc,
table.dataTable thead td.sorting_desc {
    padding-right: 30px !important;
    padding-left: 1rem !important;
    position: relative !important;
}

/* Position both pseudo-elements on the right side */
table.dataTable thead th.sorting::before,
table.dataTable thead th.sorting_asc::before,
table.dataTable thead th.sorting_desc::before,
table.dataTable thead th.sorting::after,
table.dataTable thead th.sorting_asc::after,
table.dataTable thead th.sorting_desc::after,
table.dataTable thead td.sorting::before,
table.dataTable thead td.sorting_asc::before,
table.dataTable thead td.sorting_desc::before,
table.dataTable thead td.sorting::after,
table.dataTable thead td.sorting_asc::after,
table.dataTable thead td.sorting_desc::after {
    left: auto !important;
    right: 10px !important;
    font-size: 0.7rem !important;
    display: inline-block !important;
}

/* Position up arrow */
table.dataTable thead th.sorting::before,
table.dataTable thead th.sorting_asc::before,
table.dataTable thead th.sorting_desc::before,
table.dataTable thead td.sorting::before,
table.dataTable thead td.sorting_asc::before,
table.dataTable thead td.sorting_desc::before {
    top: 35% !important;
    bottom: auto !important;
    transform: translateY(-50%) !important;
}

/* Position down arrow */
table.dataTable thead th.sorting::after,
table.dataTable thead th.sorting_asc::after,
table.dataTable thead th.sorting_desc::after,
table.dataTable thead td.sorting::after,
table.dataTable thead td.sorting_asc::after,
table.dataTable thead td.sorting_desc::after {
    top: 65% !important;
    bottom: auto !important;
    transform: translateY(-50%) !important;
}

/* ==========================================================================
   17. Global Custom Form Select Elements Style Reset
   ========================================================================== */
select.form-control,
select {
    padding-right: 32px !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    appearance: none !important;
    background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 5'%3E%3Cpath fill='%23495057' d='M2 0L0 2h4zm0 5L0 3h4z'/%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: right 12px center !important;
    background-size: 8px 10px !important;
}

/* ==========================================================================
   18. Premium Global Table & Row Hover Design
   ========================================================================== */
table.dataTable,
table.table {
    border-collapse: separate !important;
    border-spacing: 0 !important;
    width: 100% !important;
    margin: 16px 0 !important;
}

table.dataTable thead th,
table.table thead th {
    background-color: var(--primary-50) !important;
    color: var(--primary-700) !important;
    font-size: 11px !important;
    font-weight: 700 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.05em !important;
    border-bottom: 2px solid var(--primary-200) !important;
    border-top: none !important;
    padding: 12px 16px !important;
}

table.dataTable tbody td,
table.table tbody td {
    padding: 12px 16px !important;
    vertical-align: middle !important;
    font-size: 13px !important;
    border-bottom: 1px solid var(--primary-200) !important;
    color: var(--primary-800) !important;
}

table.dataTable tbody tr,
table.table tbody tr {
    transition: background-color 150ms ease !important;
}

table.dataTable tbody tr:hover,
table.table tbody tr:hover {
    background-color: rgba(33, 150, 243, 0.02) !important;
}

/* ==========================================================================
   19. Premium Table Action Buttons & Tooltip States
   ========================================================================== */
.table-actions-inline a {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 32px !important;
    height: 32px !important;
    border-radius: 6px !important;
    font-size: 14px !important;
    transition: background-color 150ms cubic-bezier(0.23, 1, 0.32, 1), color 150ms cubic-bezier(0.23, 1, 0.32, 1), transform 150ms cubic-bezier(0.23, 1, 0.32, 1), box-shadow 150ms cubic-bezier(0.23, 1, 0.32, 1) !important;
    text-decoration: none !important;
    margin: 0 2px !important;
}

.table-actions-inline a:active {
    transform: scale(0.92) !important;
}

.table-actions-inline a.edit {
    color: var(--secondary-700) !important;
    background-color: var(--secondary-50) !important;
}

.table-actions-inline a.delete {
    color: var(--colors-error-text) !important;
    background-color: var(--colors-error-bg) !important;
}

@media (hover: hover) and (pointer: fine) {
    .table-actions-inline a.edit:hover {
        color: #ffffff !important;
        background-color: var(--secondary-600) !important;
        transform: translateY(-1px) !important;
        box-shadow: 0 4px 6px -1px rgba(33, 150, 243, 0.2), 0 2px 4px -1px rgba(33, 150, 243, 0.1) !important;
    }

    .table-actions-inline a.delete:hover {
        color: #ffffff !important;
        background-color: var(--colors-error-border) !important;
        transform: translateY(-1px) !important;
        box-shadow: 0 4px 6px -1px rgba(220, 38, 38, 0.2), 0 2px 4px -1px rgba(220, 38, 38, 0.1) !important;
    }
}

/* Force action icons to inherit color of their parent anchor tags to prevent hover contrast/visibility issues */
.table-actions-inline a i {
    color: inherit !important;
}

/* ==========================================================================
   20. FontAwesome Icon Rendering and Alignment Fixes
   ========================================================================== */
/* Prevent .text-danger and other helper classes from breaking FontAwesome font-weight & margins */
i.fas,
i.fa,
.fas,
.fa {
    font-weight: 900 !important;
    margin-top: 0 !important;
}
i.far,
.far {
    font-weight: 400 !important;
    margin-top: 0 !important;
}

/* ==========================================================================
   21. Footer Alignment & Sticky Layout Spacing Fixes
   ========================================================================== */
.main-content {
    min-height: 100vh !important;
    display: flex !important;
    flex-direction: column !important;
}

.container-fluid.body-content {
    flex: 1 0 auto !important;
    display: flex !important;
    flex-direction: column !important;
    padding-bottom: 0 !important;
    padding-left: 0 !important;
    padding-right: 0 !important;
}
.container-fluid.body-content .container-fluid {
    padding-left: 0 !important;
    padding-right: 0 !important;
}

footer {
    margin-top: auto !important;
    padding: 32px 0 16px 0 !important;
    border-top: 1px solid var(--primary-200) !important;
}

/* ====================================================
   Print Media Rules (Section 9)
   ==================================================== */
@media print {
    .sidebar,
    .app-header,
    .hamburger-btn,
    .sidebar-backdrop,
    .dataTables_filter,
    .dataTables_length,
    .dataTables_paginate,
    .dataTables_info,
    .btn,
    .table-actions,
    .modal,
    .notification-container,
    .profile-dropdown {
        display: none !important;
    }
    .main-content {
        margin-left: 0 !important;
        padding: 0 !important;
    }
    body {
        background: #ffffff !important;
        color: #000000 !important;
    }
    .table thead th,
    .table tbody td {
        background-color: #ffffff !important;
        color: #000000 !important;
        border: 1px solid #333333 !important;
    }
    .card {
        border: none !important;
        box-shadow: none !important;
    }
    /* Force page break before signature sections */
    .signature-section {
        page-break-before: always;
    }
}

/* ====================================================
   Signature Canvas - Enforced DESIGN.md Spec
   ==================================================== */
/* All canvas elements inside .signature-pad get full height */
.signature-pad canvas,
.signature-pad > canvas {
    width: 100% !important;
    height: 200px !important;
    display: block;
    border: none !important;   /* border is on parent .signature-pad */
}
/* Fix any bare canvas with panel class used in sign pads */
canvas.panel-default,
canvas.panel {
    border: none !important;
    box-shadow: none !important;
    background: transparent !important;
}
/* Make .btn-clear-canvas look like a link */
.btn-clear-canvas {
    background: none !important;
    border: none !important;
    padding: 4px 8px !important;
    font-size: 12px !important;
    color: var(--primary-600) !important;
    text-decoration: underline !important;
    cursor: pointer !important;
    box-shadow: none !important;
}
.btn-clear-canvas:hover {
    color: var(--primary-900) !important;
}

/* Lot Detail Modal - Large (DESIGN.md 6.G) */
#basicExampleModal .modal-dialog,
#editLotDetailModal .modal-dialog {
    max-width: 800px !important;
}

/* Login card - max 400px, 12px corners */
.login-card {
    max-width: 400px !important;
    border-radius: var(--radius-lg) !important;
    margin: 0 auto;
}