/* ============================================
   CSS Variables (Design Tokens)
   ============================================ */
:root {
    /* Colors - Primary Theme */
    --color-primary: #4ec9b0;
    --color-primary-hover: #5dd9c4;
    --color-primary-dark: #3aa895;
    --color-primary-shadow: rgba(78, 201, 176, 0.3);
    --color-primary-shadow-hover: rgba(78, 201, 176, 0.5);
    
    /* Colors - Backgrounds */
    --color-bg-primary: #1e1e1e;
    --color-bg-secondary: #2d2d2d;
    --color-bg-tertiary: #3a3a3a;
    --color-bg-gradient-start: #2d2d2d;
    --color-bg-gradient-end: #1a1a1a;
    --color-bg-hover: #333333;
    
    /* Colors - Text */
    --color-text-primary: #e0e0e0;
    --color-text-secondary: #d4d4d4;
    --color-text-muted: #a0a0a0;
    --color-text-placeholder: #888888;
    
    /* Colors - Status */
    --color-success: #4ec9b0;
    --color-success-bg: #1e3a1e;
    --color-error: #ff6b6b;
    --color-error-bg: #3a1e1e;
    --color-info: #888;
    --color-info-bg: #2d2d2d;
    
    /* Colors - Microsoft/Entra ID */
    --color-microsoft: #0078D4;
    --color-microsoft-dark: #005a9e;
    --color-microsoft-darker: #004578;
    --color-microsoft-shadow: rgba(0, 120, 212, 0.4);
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 15px;
    --spacing-lg: 20px;
    --spacing-xl: 30px;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    
    /* Transitions */
    --transition-default: all 0.3s ease;
}

/* ============================================
   Base Styles
   ============================================ */
body {
    margin: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--color-bg-gradient-start), var(--color-bg-gradient-end));
    color: var(--color-text-primary);
    line-height: 1.6;
    text-align: center;
    padding: 50px 20px;
    min-height: 100vh;
}

/* Remove focus outline on page load - prevents white box highlight on titles */
:focus:not(:focus-visible) {
    outline: none;
}

/* Remove focus outline from headings and containers on initial page load */
h1:focus,
h2:focus,
h3:focus,
.container:focus {
    outline: none;
}

h1, h2, h3 {
    color: var(--color-primary);
}

h1 {
    font-size: 2.5em;
    margin: 0 0 var(--spacing-lg) 0;
    text-shadow: 0 0 10px var(--color-primary-shadow);
}

p {
    font-size: 1.2em;
    margin: 10px 0;
    color: var(--color-text-primary);
}

.lead {
    font-size: 1.3em;
    margin-bottom: var(--spacing-lg);
}

.text-muted {
    color: var(--color-text-muted);
    font-size: 0.9em;
    margin-top: var(--spacing-xl);
}

.container {
    max-width: 1300px;
    margin: 0 auto;
    text-align: center;
}

/* ============================================
   Components - Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-xl);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-bg-gradient-end);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1em;
    transition: var(--transition-default);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 15px var(--color-primary-shadow);
}

.btn:hover {
    background: linear-gradient(135deg, var(--color-primary-hover), var(--color-primary));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px var(--color-primary-shadow-hover);
    color: var(--color-bg-gradient-end);
}

.btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 10px var(--color-primary-shadow);
}

.btn-secondary {
    background: linear-gradient(135deg, #6c757d, #5a6268);
    color: #ffffff;
    padding: 10px var(--spacing-lg);
    border-radius: var(--radius-sm);
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-default);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #7a8288, #6c757d);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(108, 117, 125, 0.3);
}

.btn-danger {
    background: linear-gradient(135deg, #dc3545, #c82333);
    color: #ffffff;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-sm);
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-default);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #e04d5c, #dc3545);
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(220, 53, 69, 0.3);
}

.btn-disabled {
    background: linear-gradient(135deg, #4a4a4a, #3a3a3a);
    color: var(--color-text-muted);
    cursor: not-allowed;
    opacity: 0.6;
    pointer-events: none;
}

.btn-disabled:hover {
    background: linear-gradient(135deg, #4a4a4a, #3a3a3a);
    transform: none;
    box-shadow: none;
}

.btn-entra {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-microsoft), var(--color-microsoft-dark));
    color: #ffffff;
    padding: var(--spacing-sm) 24px;
    border-radius: var(--radius-sm);
    border: none;
    font-weight: 600;
    font-size: 1em;
    cursor: pointer;
    transition: var(--transition-default);
    width: 100%;
    max-width: 300px;
}

.btn-entra:hover {
    background: linear-gradient(135deg, var(--color-microsoft-dark), var(--color-microsoft-darker));
    transform: translateY(-2px);
    box-shadow: 0 4px 15px var(--color-microsoft-shadow);
}

.btn-entra svg {
    vertical-align: middle;
}

.btn-login {
    margin-top: 10px;
    width: 100%;
    padding: 14px;
    font-size: 1.1em;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 0.85em;
    font-weight: 500;
}

/* ============================================
   Components - Forms
   ============================================ */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    text-align: left;
}

.form-group label {
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.95em;
}

.form-input {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--color-bg-secondary);
    border: 2px solid var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    color: var(--color-text-primary);
    font-size: 1em;
    transition: var(--transition-default);
    font-family: inherit;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 10px var(--color-primary-shadow);
    background: var(--color-bg-hover);
}

.form-input::placeholder {
    color: var(--color-text-placeholder);
}

/* ============================================
   Components - Messages
   ============================================ */
.success-message {
    margin-top: var(--spacing-lg);
    background: var(--color-success-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--color-success);
}

.success-message p {
    margin: 0;
    color: var(--color-success);
    font-weight: 500;
}

.error-message {
    margin-top: var(--spacing-lg);
    background: var(--color-error-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--color-error);
}

.error-message p {
    margin: 0;
    color: var(--color-error);
    font-weight: 500;
}

.info-message {
    margin-top: var(--spacing-lg);
    background: var(--color-info-bg);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--color-info);
}

.info-message p {
    margin: 0;
    color: var(--color-info);
}

.login-message {
    margin: var(--spacing-xl) 0;
}

.login-message p {
    margin-bottom: var(--spacing-lg);
}

/* ============================================
   Components - Cards & Containers
   ============================================ */
.tech-overview {
    background: var(--color-bg-primary);
    padding: 25px;
    border-radius: var(--radius-md);
    margin: var(--spacing-xl) auto;
    max-width: 900px;
    border-left: 3px solid var(--color-primary);
    text-align: left;
}

.tech-overview h3 {
    color: var(--color-primary);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    font-size: 1.3em;
    text-shadow: 0 0 10px var(--color-primary-shadow);
    border-bottom: 2px solid var(--color-primary);
    padding-bottom: 5px;
}

.tech-overview h3:first-child {
    margin-top: 0;
}

.tech-overview p {
    margin: 0 0 var(--spacing-lg) 0;
    line-height: 1.8;
    color: var(--color-text-secondary);
    font-size: 0.95em;
}

.tech-overview strong {
    color: var(--color-primary);
    font-weight: 600;
}

.login-form-container {
    max-width: 400px;
    margin: var(--spacing-xl) auto;
    background: var(--color-bg-primary);
    padding: var(--spacing-xl);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-primary);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.booking-form-container {
    background: var(--color-bg-primary);
    padding: 25px;
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-primary);
    margin: var(--spacing-lg) 0;
    text-align: left;
}

.user-info {
    background: var(--color-bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--color-primary);
    margin: var(--spacing-lg) 0;
    text-align: left;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
}

.user-info-text {
    flex: 1;
}

.user-info-text p {
    margin: var(--spacing-xs) 0;
    font-size: 1em;
}

.user-info-logout {
    display: flex;
    align-items: center;
    margin: 0;
}

.user-info p {
    margin: var(--spacing-xs) 0;
    font-size: 1em;
}

.user-info strong {
    color: var(--color-primary);
}

/* ============================================
   Components - Tables
   ============================================ */
.bookings-table-container {
    margin-top: var(--spacing-lg);
    overflow-x: auto;
}

.bookings-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg-primary);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

/* Fixed layout for insights tables to enforce column widths */
.bookings-table-container:has(.insights-cell-truncate) .bookings-table {
    table-layout: fixed;
    width: 100%;
}

.bookings-table thead {
    background: var(--color-bg-secondary);
}

.bookings-table th {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    color: var(--color-primary);
    font-weight: 600;
    border-bottom: 2px solid var(--color-bg-tertiary);
}

.bookings-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-bg-tertiary);
}

/* Fixed table layout for insights tables */
.insights-fixed-table {
    table-layout: fixed !important;
    width: 100% !important;
}

.insights-fixed-table th,
.insights-fixed-table td {
    overflow: hidden !important;
}

/* Header truncation */
.insights-header-truncate {
    max-width: 150px !important;
    width: 150px !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
    word-break: normal !important;
    word-wrap: normal !important;
}

/* Cell truncation - force all cells to respect width */
.insights-cell-truncate {
    max-width: 150px !important;
    width: 150px !important;
    overflow: hidden !important;
    word-break: normal !important;
    word-wrap: normal !important;
    padding: var(--spacing-sm) var(--spacing-md) !important;
    position: relative !important;
}

.insights-cell-truncate .text-truncate-cell {
    display: block !important;
    max-width: 100% !important;
    width: 100% !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
    word-break: normal !important;
    word-wrap: normal !important;
    line-height: 1.4 !important;
    position: relative !important;
}

/* Ensure colgroup widths are enforced */
.insights-fixed-table col {
    width: 150px !important;
    max-width: 150px !important;
}

.bookings-table tbody tr:hover {
    background: var(--color-bg-secondary);
}

.bookings-table tbody tr:last-child td {
    border-bottom: none;
}

/* Status badges */
.status-badge {
    display: inline-block;
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.85em;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-created {
    background-color: #6c757d;
    color: #ffffff;
}

.status-activated {
    background-color: #0078D4;
    color: #ffffff;
}

.status-valid {
    background-color: #4caf50;
    color: #ffffff;
}

.status-expired {
    background-color: #f44336;
    color: #ffffff;
}

/* ============================================
   Layout Components
   ============================================ */
.button-container {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    margin: var(--spacing-xl) 0;
    flex-wrap: wrap;
}

.button-container .btn {
    width: auto;
}

.section-divider {
    border: none;
    border-top: 2px solid var(--color-bg-tertiary);
    margin: var(--spacing-xl) 0;
}

.booking-section {
    margin: var(--spacing-xl) 0;
}

.booking-section h2 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    text-align: left;
}

.booking-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.booking-form-container h3 {
    color: var(--color-primary);
    margin-top: 0;
    margin-bottom: var(--spacing-lg);
    font-size: 1.2em;
}

.back-link {
    margin-top: var(--spacing-xl);
}

.back-link a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-default);
}

.back-link a:hover {
    color: var(--color-primary-hover);
    text-decoration: underline;
}

/* ============================================
   Demo Page Styles
   ============================================ */
.demo-section {
    background: var(--color-bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md);
    max-width: 100%;
    overflow: hidden;
}

/* Container max-width to prevent horizontal scrolling */
.demo-page-container {
    max-width: 95vw;
    margin: 0 auto;
    padding: var(--spacing-md);
}

/* Text truncation for long values */
.text-truncate {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
}

.text-truncate-small {
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
}

.text-truncate-very-small {
    max-width: 80px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
}

.text-truncate-medium {
    max-width: 300px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
}

/* Insights table specific styles - using bookings-table structure with truncation */
.insights-cell-truncate {
    max-width: 150px !important;
    width: 150px !important;
    overflow: hidden !important;
    word-break: normal !important;
    word-wrap: normal !important;
}

.text-truncate-cell {
    display: block !important;
    max-width: 100% !important;
    width: 100% !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
    vertical-align: middle !important;
    word-break: normal !important;
    word-wrap: normal !important;
}

/* Cell with truncation and expand button */
.table-cell-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.table-cell-content {
    flex: 1;
    min-width: 0;
}

/* Copy and View buttons */
.cell-action-btn {
    background: transparent;
    border: 1px solid var(--color-bg-tertiary);
    color: var(--color-text-muted);
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 0.75em;
    white-space: nowrap;
    transition: all 0.2s;
    flex-shrink: 0;
}

.cell-action-btn:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
    border-color: var(--color-primary);
}

.cell-action-btn:active {
    transform: scale(0.95);
}

/* Modal styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: var(--spacing-lg);
}

.modal-content {
    background: var(--color-bg-primary);
    border: 1px solid var(--color-bg-tertiary);
    border-radius: var(--radius-md);
    max-width: 90vw;
    max-height: 90vh;
    width: 800px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

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

.modal-header h3 {
    margin: 0;
    color: var(--color-primary);
}

.modal-close-btn {
    background: transparent;
    border: none;
    color: var(--color-text-muted);
    font-size: 1.5em;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
}

.modal-close-btn:hover {
    background: var(--color-bg-tertiary);
    color: var(--color-text-primary);
}

.modal-body {
    padding: var(--spacing-lg);
    overflow-y: auto;
    flex: 1;
}

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

/* JSON display in modal */
.json-display {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-bg-tertiary);
    border-radius: var(--radius-sm);
    padding: var(--spacing-md);
    font-family: 'Courier New', monospace;
    font-size: 0.9em;
    color: var(--color-text-primary);
    white-space: pre-wrap;
    word-break: break-all;
    max-height: 500px;
    overflow-y: auto;
}

/* Table display in modal */
.modal-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.modal-table th {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    background: var(--color-bg-tertiary);
    color: var(--color-primary);
    font-weight: 600;
    border-bottom: 2px solid var(--color-bg-tertiary);
}

.modal-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text-primary);
    border-bottom: 1px solid var(--color-bg-tertiary);
    word-break: break-all;
}

.modal-table tbody tr:last-child td {
    border-bottom: none;
}

/* ============================================
   Page-Specific Styles
   ============================================ */
/* Login Page */
.admin-login-section {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
}

.admin-login-section h2 {
    color: var(--color-primary);
    margin-bottom: 10px;
    font-size: 1.3em;
    text-align: left;
}

.admin-login-section p {
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-lg);
    text-align: left;
}

.login-divider {
    text-align: center;
    margin: var(--spacing-xl) 0;
    position: relative;
}

.login-divider::before {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    height: 1px;
    background: var(--color-bg-tertiary);
}

.login-divider span {
    background: var(--color-bg-primary);
    padding: 0 var(--spacing-md);
    color: var(--color-text-placeholder);
    position: relative;
}

.checkbox-group {
    margin: var(--spacing-md) 0;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    cursor: pointer;
    color: var(--color-text-secondary);
    font-size: 0.9em;
    user-select: none;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.checkbox-label span {
    color: var(--color-text-secondary);
}

.forgot-email-section,
.register-section {
    background: var(--color-bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--color-primary);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.forgot-email-section label,
.register-section label {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--color-primary);
    font-weight: 600;
    font-size: 0.95em;
}

.dashboard-section {
    margin: var(--spacing-lg) 0;
}

.dashboard-expandable-section {
    background: var(--color-bg-secondary);
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--color-primary);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.dashboard-expandable-section p {
    margin: var(--spacing-xs) 0;
    text-align: left;
}

.dashboard-expandable-section p:first-child {
    margin-top: 0;
}

.standard-login-section h2 {
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
    font-size: 1.3em;
    text-align: left;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    p {
        font-size: 1rem;
    }

    .tech-overview {
        padding: var(--spacing-lg);
    }

    .button-container {
        flex-direction: column;
        align-items: center;
    }

    .button-container .btn {
        width: 100%;
        max-width: 300px;
    }

    .login-form-container {
        padding: var(--spacing-lg);
        margin: var(--spacing-lg) 10px;
    }
}