/* ========== DESIGN SYSTEM ========== */
/* Comprehensive design system for EH Tax Accountants Portal */

/* ========== CSS VARIABLES ========== */
:root {
    /* ========== COLORS ========== */
    /* Primary Palette - Logo Colors */
    --primary: #1a3a5c;        /* Logo Dark Blue */
    --secondary: #2c5aa0;      /* Logo Light Blue */
    
    /* Logo Color Variations */
    --logo-primary: #1a3a5c;
    --logo-secondary: #2c5aa0;
    --logo-primary-dark: #0f2538;
    --logo-primary-darker: #081520;
    --logo-primary-light: #2a4d70;
    --logo-primary-lighter: #3a6088;
    --logo-secondary-dark: #1e3f6f;
    --logo-secondary-darker: #153354;
    --logo-secondary-light: #4a7bc8;
    --logo-secondary-lighter: #6b9ee0;
    
    /* Gray-Blue Palette (with logo tint) */
    --gray-blue-50: #f8f9fb;
    --gray-blue-100: #eef1f5;
    --gray-blue-200: #d8dee7;
    --gray-blue-300: #b8c2d1;
    --gray-blue-400: #8a97ad;
    --gray-blue-500: #6c7a8f;
    --gray-blue-600: #4a5568;
    --gray-blue-700: #364050;
    --gray-blue-800: #252d38;
    
    /* Semantic Colors */
    --success: #27ae60;
    --warning: #f39c12;
    --danger: #e74c3c;
    --info: #2c5aa0;
    
    /* Background Colors */
    --bg: #ffffff;
    --surface: #f5f7fa;
    
    /* Text Colors */
    --text-primary: #1a3a5c;
    --text-secondary: #6c757d;
    
    /* Border Colors */
    --border: #e0e0e0;
    
    /* Legacy Support (for backward compatibility) */
    --color-primary: var(--primary);
    --color-primary-dark: #0f2538;
    --color-primary-light: #2c5aa0;
    --color-secondary: var(--secondary);
    --color-secondary-dark: #1e3f6f;
    --color-secondary-light: #4a7bc8;
    --color-success: var(--success);
    --color-success-dark: #229954;
    --color-success-light: #2ecc71;
    --color-danger: var(--danger);
    --color-danger-dark: #c0392b;
    --color-danger-light: #ec7063;
    --color-warning: var(--warning);
    --color-warning-dark: #e67e22;
    --color-warning-light: #f5b041;
    --color-info: var(--info);
    --color-info-dark: #1a3a5c;
    --color-info-light: #3498db;
    --color-text: var(--text-primary);
    --color-text-light: var(--text-secondary);
    --color-text-lighter: #95a5a6; /* Original: Very light gray */
    --color-bg: var(--bg);
    --color-bg-light: var(--surface);
    --color-bg-lighter: #fafbfc;
    --color-border: var(--border);
    --color-border-light: #f0f0f0;
    
    /* Typography */
    --font-family-base: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-family-heading: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-xs: 0.75rem;    /* 12px */
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-base: 1rem;     /* 16px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.25rem;    /* 20px */
    --font-size-2xl: 1.5rem;    /* 24px */
    --font-size-3xl: 1.875rem; /* 30px */
    --font-size-4xl: 2.25rem;   /* 36px */
    
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;
    
    /* Spacing System (8px base) */
    --spacing-0: 0;
    --spacing-1: 0.25rem;  /* 4px */
    --spacing-2: 0.5rem;   /* 8px */
    --spacing-3: 0.75rem;  /* 12px */
    --spacing-4: 1rem;     /* 16px */
    --spacing-5: 1.25rem;  /* 20px */
    --spacing-6: 1.5rem;   /* 24px */
    --spacing-8: 2rem;     /* 32px */
    --spacing-10: 2.5rem;  /* 40px */
    --spacing-12: 3rem;    /* 48px */
    --spacing-16: 4rem;    /* 64px */
    
    /* Border Radius */
    --radius-sm: 0.375rem;  /* 6px */
    --radius-md: 0.5rem;    /* 8px */
    --radius-lg: 0.75rem;   /* 12px */
    --radius-xl: 1rem;      /* 16px */
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(26, 58, 92, 0.05);
    --shadow-md: 0 2px 8px 0 rgba(26, 58, 92, 0.1);
    --shadow-lg: 0 4px 16px 0 rgba(26, 58, 92, 0.15);
    --shadow-xl: 0 8px 24px 0 rgba(26, 58, 92, 0.2);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    
    /* Z-Index Scale (Proper Hierarchy) */
    --z-base: 1;
    --z-sticky: 200;        /* Header */
    --z-sidebar: 300;       /* Sidebar */
    --z-dropdown: 400;
    --z-modal-backdrop: 900;
    --z-modal: 1000;        /* Sidebar overlay, modals */
    --z-tooltip: 1100;
    
    /* Breakpoints (for reference, use in media queries) */
    --breakpoint-sm: 640px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1280px;
    
    /* Layout Variables */
    --sidebar-width: 280px;
    --topbar-height: 64px;
    --content-padding: var(--spacing-5);
    --layout-transition: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== RESET & BASE ========== */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-bg-light);
    overflow-x: hidden;
    width: 100%;
    max-width: 100vw;
}

/* ========== TYPOGRAPHY ========== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--color-text);
    margin: 0;
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }
h5 { font-size: var(--font-size-base); }
h6 { font-size: var(--font-size-sm); }

p {
    margin: 0;
    line-height: var(--line-height-normal);
}

a {
    color: var(--color-secondary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover,
a:focus {
    color: var(--color-primary);
    text-decoration: underline;
}

a:focus-visible {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* ========== BUTTONS ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-5);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-family-base);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
    box-sizing: border-box;
    min-height: 44px; /* Touch target */
}

.btn:focus-visible {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

.btn:disabled,
.btn[disabled] {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-sm {
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--font-size-xs);
    min-height: 36px;
    gap: var(--spacing-1);
}

.btn-lg {
    padding: var(--spacing-4) var(--spacing-6);
    font-size: var(--font-size-base);
    min-height: 52px;
}

.btn-block {
    width: 100%;
    display: flex;
}

/* Button Variants */
.btn-primary {
    background-color: var(--color-secondary);
    color: var(--color-bg);
}

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

.btn-primary:active:not(:disabled) {
    transform: translateY(0);
}

.btn-success {
    background-color: var(--color-success);
    color: var(--color-bg);
}

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

.btn-danger {
    background-color: var(--color-danger);
    color: var(--color-bg);
}

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

.btn-warning {
    background-color: var(--color-warning);
    color: var(--color-bg);
}

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

.btn-info {
    background-color: var(--color-info);
    color: var(--color-bg);
}

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

.btn-secondary {
    background-color: var(--color-text-light);
    color: var(--color-bg);
}

.btn-secondary:hover:not(:disabled) {
    background-color: var(--color-text);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* ========== FORMS ========== */
.form-group {
    margin-bottom: var(--spacing-5);
}

.form-group label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--spacing-2);
}

.form-control {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    box-sizing: border-box;
    min-height: 44px; /* Touch target */
}

.form-control:focus {
    outline: none;
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 3px rgba(44, 90, 160, 0.1);
}

.form-control:disabled {
    background-color: var(--color-bg-light);
    cursor: not-allowed;
    opacity: 0.6;
}

.form-control::placeholder {
    color: var(--color-text-lighter); /* Original: Very light gray */
    opacity: 1;
}

textarea.form-control {
    min-height: 100px;
    resize: vertical;
}

select.form-control {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%231a3a5c' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right var(--spacing-3) center;
    padding-right: var(--spacing-10);
}

.input-with-icon {
    position: relative;
    display: flex;
    align-items: center;
}

.input-with-icon i {
    position: absolute;
    left: var(--spacing-4);
    color: var(--color-text-light);
    pointer-events: none;
    z-index: var(--z-base);
}

.input-with-icon .form-control {
    padding-left: var(--spacing-12);
}

/* ========== CARDS ========== */
.card {
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-6);
    overflow: hidden;
    transition: box-shadow var(--transition-base);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    padding: var(--spacing-5) var(--spacing-6);
    background-color: var(--color-bg-light);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-3);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin: 0;
    line-height: var(--line-height-tight);
}

.card-body {
    padding: var(--spacing-6);
}

/* ========== BADGES ========== */
.badge {
    display: inline-block;
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: capitalize;
    letter-spacing: 0.3px;
    line-height: 1.5;
}

.badge-success {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--color-success);
    border: 1px solid rgba(39, 174, 96, 0.2);
}

.badge-warning {
    background-color: rgba(243, 156, 18, 0.1);
    color: var(--color-warning);
    border: 1px solid rgba(243, 156, 18, 0.2);
}

.badge-danger {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--color-danger);
    border: 1px solid rgba(231, 76, 60, 0.2);
}

.badge-info {
    background-color: rgba(44, 90, 160, 0.1);
    color: var(--color-info);
    border: 1px solid rgba(44, 90, 160, 0.2);
}

.badge-primary {
    background-color: rgba(26, 58, 92, 0.1);
    color: var(--color-primary);
    border: 1px solid rgba(26, 58, 92, 0.2);
}

/* ========== ALERTS ========== */
.alert {
    padding: var(--spacing-4) var(--spacing-5);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-5);
    border: 1px solid transparent;
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.alert-success {
    background-color: rgba(39, 174, 96, 0.1);
    color: var(--color-success-dark);
    border-color: rgba(39, 174, 96, 0.2);
}

.alert-danger {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--color-danger-dark);
    border-color: rgba(231, 76, 60, 0.2);
}

.alert-warning {
    background-color: rgba(243, 156, 18, 0.1);
    color: var(--color-warning-dark);
    border-color: rgba(243, 156, 18, 0.2);
}

.alert-info {
    background-color: rgba(44, 90, 160, 0.1);
    color: var(--color-info-dark);
    border-color: rgba(44, 90, 160, 0.2);
}

/* ========== TABLES ========== */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    width: 100%;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.table th {
    background-color: var(--color-bg-light);
    padding: var(--spacing-4) var(--spacing-5);
    text-align: left;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    border-bottom: 2px solid var(--color-border);
}

.table td {
    padding: var(--spacing-4) var(--spacing-5);
    border-bottom: 1px solid var(--color-border-light);
}

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

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

/* ========== UTILITY CLASSES ========== */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* Loading State */
.loading {
    position: relative;
    pointer-events: none;
    opacity: 0.6;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-secondary);
    border-radius: var(--radius-full);
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Focus Visible (Accessibility) */
*:focus-visible {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* Skip Link (Accessibility) */
.skip-link {
    position: absolute;
    top: -40px;
    left: var(--spacing-4);
    background: var(--color-primary);
    color: var(--color-bg);
    padding: var(--spacing-2) var(--spacing-4);
    text-decoration: none;
    border-radius: var(--radius-md);
    z-index: var(--z-tooltip);
}

.skip-link:focus {
    top: var(--spacing-4);
}

/* ========== FORM LAYOUTS ========== */
.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-5);
    margin-bottom: var(--spacing-5);
}

.input-group {
    display: flex;
    gap: var(--spacing-3);
    align-items: flex-start;
}

.input-group .form-control {
    flex: 1;
}

.form-help-text {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    margin-top: var(--spacing-1);
}

/* ========== FILE UPLOAD ========== */
.file-upload-area {
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-8);
    text-align: center;
    cursor: pointer;
    transition: all var(--transition-base);
    background-color: var(--color-bg-light);
}

.file-upload-area:hover,
.file-upload-area:focus {
    border-color: var(--color-secondary);
    background-color: rgba(44, 90, 160, 0.05);
}

.file-upload-area:focus-visible {
    outline: 2px solid var(--color-secondary);
    outline-offset: 2px;
}

.file-upload-icon {
    font-size: var(--font-size-4xl);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-4);
    display: block;
}

.file-upload-text {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-2);
    font-size: var(--font-size-base);
}

.file-upload-hint {
    font-size: var(--font-size-sm);
    color: var(--color-text-lighter);
}

.file-selected-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-3);
    margin-top: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
    background: rgba(44, 90, 160, 0.08);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-base);
}

.file-selected-display[hidden] {
    display: none !important;
}

.file-selected-display i {
    flex-shrink: 0;
    font-size: 1.1em;
}

.file-selected-display span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 240px;
}

.btn-file-remove {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: rgba(200, 60, 60, 0.15);
    color: #c0392b;
    font-size: 1.25rem;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, color 0.2s;
}

.btn-file-remove:hover {
    background: rgba(200, 60, 60, 0.25);
    color: #a93226;
}

/* ========== INFO BOX ========== */
.info-box {
    margin-bottom: var(--spacing-5);
    padding: var(--spacing-4);
    background-color: var(--color-bg-light);
    border-radius: var(--radius-md);
}

.info-box-title {
    margin-bottom: var(--spacing-3);
    color: var(--color-primary);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.info-box-list {
    margin-left: var(--spacing-5);
    margin-bottom: var(--spacing-3);
    padding-left: var(--spacing-2);
}

.info-box-list li {
    margin-bottom: var(--spacing-2);
    line-height: var(--line-height-relaxed);
}

/* ========== UPLOAD PROGRESS ========== */
.upload-progress {
    margin-top: var(--spacing-5);
}

.upload-progress-content {
    padding: var(--spacing-4);
    background-color: rgba(44, 90, 160, 0.1);
    border-radius: var(--radius-md);
}

.upload-progress-title {
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-3);
}

/* ========== LINKS ========== */
.link-primary {
    color: var(--color-secondary);
    text-decoration: underline;
    font-weight: var(--font-weight-semibold);
    transition: color var(--transition-fast);
}

.link-primary:hover,
.link-primary:focus {
    color: var(--color-primary);
}

/* ========== MODAL SIZES ========== */
.modal-content-wide {
    max-width: 800px;
}

/* ========== USER AVATAR ========== */
.user-avatar-topbar {
    width: 40px;
    height: 40px;
    font-size: var(--font-size-base);
}

/* ========== CREDENTIALS CARD ========== */
/* Removed: .card-credentials and related rules - element removed from HTML and handled by JS */

/* ========== BUTTON GROUP ========== */
.button-group {
    display: flex;
    gap: var(--spacing-3);
    flex-wrap: wrap;
}

/* ========== FORM SECTIONS ========== */
.form-section-title {
    color: var(--color-primary);
    margin-bottom: var(--spacing-5);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.section-divider {
    margin: var(--spacing-8) 0;
    border: none;
    border-top: 1px solid var(--color-border);
}

/* ========== TAX CALCULATOR ========== */
.result-section-title {
    color: var(--color-primary);
    margin-bottom: var(--spacing-5);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
}

.tax-brackets-info {
    margin-top: var(--spacing-8);
    padding: var(--spacing-5);
    background-color: var(--color-bg-light);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-secondary);
}

.tax-brackets-list {
    display: grid;
    gap: var(--spacing-3);
}

.tax-bracket-item {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-2) 0;
    border-bottom: 1px solid var(--color-border-light);
}

.tax-bracket-item:last-child {
    border-bottom: none;
}

.tax-bracket-rate {
    font-weight: var(--font-weight-semibold);
}

.tax-bracket-free {
    color: var(--color-success);
}

/* ========== CHAT ========== */
.chat-header-title {
    color: var(--color-bg);
    margin: 0;
    font-size: var(--font-size-lg);
}

.chat-placeholder {
    color: var(--color-text-light); /* Original: Light gray */
}

.chat-header-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.chat-header-info {
    flex: 1;
}

.chat-header-name {
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    font-size: var(--font-size-base);
}

.chat-header-role {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

.user-avatar-chat {
    width: 40px;
    height: 40px;
    font-size: var(--font-size-base);
}

/* ========== NOTIFICATIONS ========== */
.notification-item {
    padding: var(--spacing-4);
    margin-bottom: var(--spacing-3);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background-color var(--transition-base);
}

.notification-item:hover {
    background-color: var(--color-bg-light);
}

.notification-item-read {
    background-color: var(--color-bg-light);
}

.notification-item-unread {
    background-color: var(--color-bg);
}

.notification-item-warning {
    border-left: 4px solid var(--color-warning);
}

.notification-item-success {
    border-left: 4px solid var(--color-success);
}

.notification-item-info {
    border-left: 4px solid var(--color-info);
}

.notification-title {
    margin: 0 0 var(--spacing-1) 0;
    color: var(--color-primary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
}

.notification-message {
    margin: 0;
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

.notification-time {
    font-size: var(--font-size-xs);
    color: var(--color-text-lighter);
    margin-top: var(--spacing-1);
}

.notification-empty {
    text-align: center;
    padding: var(--spacing-10);
    color: var(--color-text-light);
}

.notification-empty-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-4);
    color: var(--color-text-lighter);
}

/* ========== EMPTY STATES ========== */
.empty-state-large {
    text-align: center;
    padding: var(--spacing-10) var(--spacing-5);
    color: var(--color-text-light);
}

.empty-state-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-4);
    color: var(--color-text-lighter);
}

.error-state-large {
    text-align: center;
    padding: var(--spacing-10) var(--spacing-5);
    color: var(--color-danger);
}

.error-state-icon {
    font-size: var(--font-size-4xl);
    margin-bottom: var(--spacing-4);
    color: var(--color-danger);
}

/* ========== ADMIN OVERVIEW ========== */
.admin-overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-5);
}

.admin-overview-item {
    padding: var(--spacing-5);
    background-color: var(--color-bg-light);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
}

.admin-overview-item:hover {
    background-color: var(--color-bg);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.admin-overview-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-1);
}

.admin-overview-label {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-1);
}

/* ========== DOCUMENT OWNER INFO ========== */
.document-owner-info {
    font-size: var(--font-size-xs);
    color: var(--color-text-light);
    margin-top: var(--spacing-1);
}

/* ========== APPOINTMENTS ========== */
.appointment-date {
    font-weight: var(--font-weight-semibold);
}

.appointment-time {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

/* ========== UTILITY CLASSES ========== */
.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

.flex {
    display: flex !important;
}

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

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

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

.loading-spinner {
    text-align: center;
    padding: var(--spacing-5);
}

.loading-spinner i {
    font-size: var(--font-size-2xl);
    color: var(--color-secondary);
}

.empty-state {
    text-align: center;
    padding: var(--spacing-5);
    color: var(--color-text-light);
}

.error-state {
    text-align: center;
    padding: var(--spacing-5);
    color: var(--color-danger);
}

.document-status-section {
    margin-bottom: var(--spacing-4);
}

.document-rejection-reason {
    font-size: var(--font-size-xs);
    color: var(--color-danger);
    margin-top: var(--spacing-1);
}

/* ========== MODAL ========== */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    padding: var(--spacing-4);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--color-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: var(--spacing-5) var(--spacing-6);
    background-color: var(--color-primary);
    color: var(--color-bg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
}

.modal-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-semibold);
    margin: 0;
    color: var(--color-bg);
}

.modal-close {
    background: none;
    border: none;
    color: var(--color-bg);
    font-size: var(--font-size-2xl);
    cursor: pointer;
    padding: var(--spacing-1);
    line-height: 1;
    width: 32px;
    height: 32px;
    min-width: 32px;
    min-height: 32px;
    display: flex !important;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: background-color var(--transition-fast);
    opacity: 1 !important;
    visibility: visible !important;
    position: relative;
    z-index: 10;
}

.modal-close:hover,
.modal-close:focus {
    background-color: rgba(255, 255, 255, 0.2);
}

.modal-close i {
    font-size: 20px;
    pointer-events: none;
    opacity: 1;
}

.modal-body {
    padding: var(--spacing-6);
    flex: 1;
    overflow-y: auto;
}

.modal-footer {
    padding: var(--spacing-5) var(--spacing-6);
    border-top: 1px solid var(--color-border);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-3);
    flex-shrink: 0;
}

/* ========== PROFILE VIEW MODE STYLES ========== */
.profile-view-section {
    margin-bottom: 30px;
}

.profile-view-section h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--primary);
    border-bottom: 2px solid var(--primary);
    padding-bottom: 10px;
}

.profile-value {
    padding: 10px 12px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    min-height: 42px;
    display: flex;
    align-items: center;
    color: var(--text-primary);
    font-size: 0.95rem;
    word-break: break-word;
}

.profile-value code {
    background: transparent;
    padding: 0;
    color: var(--primary);
    font-weight: 600;
}

.profile-value .badge {
    margin: 0;
}

.profile-view-section .form-group label {
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

#profileViewFooter,
#profileEditFooter {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-3);
    width: 100%;
}

/* Profile Documents (in User Profile modal) */
.profile-documents-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-height: 240px;
    overflow-y: auto;
}

.profile-document-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    gap: 12px;
}

.profile-document-item:hover {
    background: var(--gray-blue-100);
}

.profile-document-info {
    flex: 1;
    min-width: 0;
}

.profile-document-name {
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.profile-document-meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.profile-document-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.profile-document-actions .btn {
    padding: 6px 12px;
    font-size: 0.875rem;
}