/* ==========================================================================
   MODERN UI DESIGN SYSTEM - LabRequests Application
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables & Design Tokens
   -------------------------------------------------------------------------- */
:root {
    /* Primary Colors */
    --primary-50: #eef2ff;
    --primary-100: #e0e7ff;
    --primary-200: #c7d2fe;
    --primary-300: #a5b4fc;
    --primary-400: #818cf8;
    --primary-500: #6366f1;
    --primary-600: #4f46e5;
    --primary-700: #4338ca;
    --primary-800: #3730a3;
    --primary-900: #312e81;
    
    /* Accent Colors */
    --accent-cyan: #06b6d4;
    --accent-emerald: #10b981;
    --accent-amber: #f59e0b;
    --accent-rose: #f43f5e;
    --accent-violet: #8b5cf6;
    
    /* Neutral Colors */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Semantic Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Background & Surface */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-card: #ffffff;
    --bg-glass: rgba(255, 255, 255, 0.85);
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.15);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;
    --transition-bounce: 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Typography */
    --font-family: 'Century Gothic', 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    --font-mono: 'Courier New', Courier, monospace;
}

/* Dark Mode Variables */
.dark {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #1e293b;
    --bg-glass: rgba(30, 41, 59, 0.9);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.25);
}

/* --------------------------------------------------------------------------
   Base Styles & Reset
   -------------------------------------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-family);
    font-size: 12px;
    background: var(--bg-primary);
    color: var(--gray-700);
    line-height: 1.5;
    transition: background-color var(--transition-slow), color var(--transition-slow);
    min-height: 100vh;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--gray-900);
}

.dark h1, .dark h2, .dark h3, .dark h4, .dark h5, .dark h6 {
    color: var(--gray-100);
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary-500), var(--accent-violet));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* --------------------------------------------------------------------------
   Glass Morphism Cards
   -------------------------------------------------------------------------- */
.glass-card {
    background: var(--bg-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.glass-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.solid-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-100);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.dark .solid-card {
    border-color: var(--gray-700);
}

.solid-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* --------------------------------------------------------------------------
   Stat Cards
   -------------------------------------------------------------------------- */
.stat-card {
    position: relative;
    overflow: hidden;
    padding: 1.25rem;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-500), var(--accent-violet));
}

.stat-card.success::before {
    background: linear-gradient(90deg, var(--accent-emerald), #34d399);
}

.stat-card.warning::before {
    background: linear-gradient(90deg, var(--warning), #fbbf24);
}

.stat-card.info::before {
    background: linear-gradient(90deg, var(--info), #60a5fa);
}

.stat-icon {
    width: 56px;
    height: 56px;
    min-width: 56px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.375rem;
}

.stat-icon.primary {
    background: var(--primary-100);
    color: var(--primary-600);
}

.dark .stat-icon.primary {
    background: var(--primary-900);
    color: var(--primary-300);
}

.stat-icon.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-emerald);
}

.dark .stat-icon.success {
    background: rgba(16, 185, 129, 0.2);
}

.stat-icon.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.dark .stat-icon.warning {
    background: rgba(245, 158, 11, 0.2);
}

.stat-icon.info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
}

.dark .stat-icon.info {
    background: rgba(59, 130, 246, 0.2);
}

/* Custom colored stat icons for dashboard */
.stat-icon.blue {
    background: rgba(59, 130, 246, 0.1);
    color: #3b82f6;
}

.dark .stat-icon.blue {
    background: rgba(59, 130, 246, 0.2);
}

.stat-icon.violet {
    background: rgba(139, 92, 246, 0.1);
    color: #7c3aed;
}

.dark .stat-icon.violet {
    background: rgba(139, 92, 246, 0.2);
}

.stat-icon.cyan {
    background: rgba(6, 182, 212, 0.1);
    color: #06b6d4;
}

.dark .stat-icon.cyan {
    background: rgba(6, 182, 212, 0.2);
}

.stat-value {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--gray-900);
    line-height: 1.1;
    margin-bottom: 0.25rem;
}

.dark .stat-value {
    color: var(--gray-100);
}

.stat-label {
    font-size: 0.75rem;
    color: var(--gray-500);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.025em;
    margin-bottom: 0.25rem;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

.btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.3);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: white;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-700), var(--primary-800));
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

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

.dark .btn-secondary {
    background: var(--gray-700);
    color: var(--gray-200);
}

.btn-secondary:hover {
    background: var(--gray-200);
}

.dark .btn-secondary:hover {
    background: var(--gray-600);
}

.btn-success {
    background: linear-gradient(135deg, var(--accent-emerald), #059669);
    color: white;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.4);
}

.btn-success:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
}

.btn-danger {
    background: linear-gradient(135deg, var(--error), #dc2626);
    color: white;
    box-shadow: 0 4px 14px rgba(239, 68, 68, 0.4);
}

.btn-danger:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(239, 68, 68, 0.5);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--gray-300);
    color: var(--gray-600);
}

.dark .btn-outline {
    border-color: var(--gray-600);
    color: var(--gray-300);
}

.btn-outline:hover {
    border-color: var(--primary-500);
    color: var(--primary-600);
}

.dark .btn-outline:hover {
    border-color: var(--primary-400);
    color: var(--primary-400);
}

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

.dark .btn-ghost {
    color: var(--gray-300);
}

.btn-ghost:hover {
    background: var(--gray-100);
}

.dark .btn-ghost:hover {
    background: var(--gray-700);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border-radius: var(--radius-lg);
}

.btn-icon.btn-sm {
    width: 2rem;
    height: 2rem;
}

/* --------------------------------------------------------------------------
   Form Elements
   -------------------------------------------------------------------------- */
.form-group {
    margin-bottom: 1.25rem;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.dark .form-label {
    color: var(--gray-300);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    color: var(--gray-900);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.dark .form-input {
    background: var(--gray-800);
    border-color: var(--gray-600);
    color: var(--gray-100);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.form-input::placeholder {
    color: var(--gray-400);
}

.dark .form-input::placeholder {
    color: var(--gray-500);
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1.25rem;
    padding-right: 2.5rem;
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.flatpickr-calendar {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.12);
    font-family: 'Century Gothic', 'Trebuchet MS', sans-serif;
}

.flatpickr-day.selected,
.flatpickr-day.startRange,
.flatpickr-day.endRange {
    background: var(--primary-600);
    border-color: var(--primary-600);
}

.flatpickr-day.today {
    border-color: var(--primary-500);
}

.dark .flatpickr-calendar {
    background: var(--gray-800);
    border-color: var(--gray-700);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.dark .flatpickr-months .flatpickr-month,
.dark .flatpickr-current-month,
.dark .flatpickr-weekday,
.dark .flatpickr-day {
    color: var(--gray-100);
}

.dark .flatpickr-day:hover,
.dark .flatpickr-day:focus {
    background: rgba(99, 102, 241, 0.15);
}

.dark .flatpickr-day.today {
    border-color: var(--primary-500);
}

.dark .flatpickr-day.selected,
.dark .flatpickr-day.startRange,
.dark .flatpickr-day.endRange {
    background: var(--primary-600);
    border-color: var(--primary-600);
    color: #fff;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--gray-600);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    text-decoration: none;
}

.dark .nav-link {
    color: var(--gray-300);
}

.nav-link:hover {
    background: var(--gray-100);
    color: var(--primary-600);
}

.dark .nav-link:hover {
    background: var(--gray-700);
    color: var(--primary-400);
}

.nav-link.active {
    background: var(--primary-50);
    color: var(--primary-600);
}

.dark .nav-link.active {
    background: var(--primary-900);
    color: var(--primary-300);
}

.nav-link i {
    width: 1.25rem;
    text-align: center;
}

/* --------------------------------------------------------------------------
   Badges & Tags
   -------------------------------------------------------------------------- */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.badge-primary {
    background: var(--primary-100);
    color: var(--primary-700);
}

.dark .badge-primary {
    background: var(--primary-900);
    color: var(--primary-300);
}

.badge-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-emerald);
}

.badge-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

.badge-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--info);
}

/* --------------------------------------------------------------------------
   Tables
   -------------------------------------------------------------------------- */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-xl);
    background: var(--bg-card);
    box-shadow: var(--shadow-md);
}

.dark .table-container {
    background: var(--bg-secondary);
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    padding: 1rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-500);
    background: var(--gray-50);
    border-bottom: 2px solid var(--gray-100);
}

.dark .table th {
    background: var(--gray-800);
    border-color: var(--gray-700);
    color: var(--gray-400);
}

.table td {
    padding: 1rem;
    border-bottom: 1px solid var(--gray-100);
    color: var(--gray-700);
    word-break: break-word;
}

.dark .table td {
    border-color: var(--gray-700);
    color: var(--gray-300);
}

.table tbody tr {
    transition: background-color var(--transition-fast);
}

.table tbody tr:hover {
    background: var(--gray-50);
}

.dark .table tbody tr:hover {
    background: var(--gray-800);
}

/* --------------------------------------------------------------------------
   Alerts & Notifications
   -------------------------------------------------------------------------- */
.alert {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: 0.9375rem;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    color: #047857;
}

.dark .alert-success {
    background: rgba(16, 185, 129, 0.15);
    border-color: rgba(16, 185, 129, 0.3);
    color: #34d399;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.2);
    color: #b91c1c;
}

.dark .alert-error {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.3);
    color: #f87171;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    color: #b45309;
}

.dark .alert-warning {
    background: rgba(245, 158, 11, 0.15);
    border-color: rgba(245, 158, 11, 0.3);
    color: #fbbf24;
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: #1d4ed8;
}

.dark .alert-info {
    background: rgba(59, 130, 246, 0.15);
    border-color: rgba(59, 130, 246, 0.3);
    color: #60a5fa;
}

/* Toast Notifications */
.toast {
    visibility: hidden;
    min-width: 300px;
    max-width: 500px;
    padding: 1rem 1.5rem;
    background: var(--gray-800);
    color: white;
    text-align: left;
    border-radius: var(--radius-xl);
    position: fixed;
    z-index: 9999;
    left: 50%;
    bottom: 2rem;
    transform: translateX(-50%) translateY(100px);
    font-size: 0.9375rem;
    box-shadow: var(--shadow-2xl);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    opacity: 0;
    transition: all var(--transition-slow);
}

.toast.show {
    visibility: visible;
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast.success {
    background: linear-gradient(135deg, var(--accent-emerald), #059669);
}

.toast.error {
    background: linear-gradient(135deg, var(--error), #dc2626);
}

.toast.warning {
    background: linear-gradient(135deg, var(--warning), #d97706);
}

.toast.info {
    background: linear-gradient(135deg, var(--info), #2563eb);
}

/* --------------------------------------------------------------------------
   Animations
   -------------------------------------------------------------------------- */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.animate-fade-in {
    animation: fadeIn 0.4s ease-out forwards;
}

.animate-slide-in {
    animation: slideIn 0.4s ease-out forwards;
}

.animate-pulse {
    animation: pulse 2s ease-in-out infinite;
}

.animate-spin {
    animation: spin 1s linear infinite;
}

/* Staggered animations */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }

/* --------------------------------------------------------------------------
   Custom Scrollbar
   -------------------------------------------------------------------------- */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
    border-radius: var(--radius-full);
}

.dark ::-webkit-scrollbar-track {
    background: var(--gray-800);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-300);
    border-radius: var(--radius-full);
}

.dark ::-webkit-scrollbar-thumb {
    background: var(--gray-600);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-400);
}

.dark ::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* --------------------------------------------------------------------------
   Utility Classes
   -------------------------------------------------------------------------- */
.container-main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.page-header {
    margin-bottom: 2rem;
}

.page-title {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.dark .page-title {
    color: var(--gray-100);
}

.page-subtitle {
    font-size: 1rem;
    color: var(--gray-500);
}

.grid-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

@media (max-width: 1024px) {
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-2, .grid-3 {
        grid-template-columns: 1fr;
    }
    
    .stat-value {
        font-size: 2rem;
    }
    
    .container-main {
        padding: 0 1rem;
    }
}

/* Loading Spinner */
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--gray-200);
    border-top-color: var(--primary-500);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
}

.empty-state-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gray-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--gray-400);
}

.dark .empty-state-icon {
    background: var(--gray-700);
    color: var(--gray-500);
}

.empty-state-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.dark .empty-state-title {
    color: var(--gray-200);
}

.empty-state-text {
    color: var(--gray-500);
    max-width: 400px;
    margin: 0 auto;
}

/* --------------------------------------------------------------------------
   Auth Pages Specific Styles
   -------------------------------------------------------------------------- */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background: linear-gradient(135deg, var(--primary-50) 0%, var(--gray-50) 50%, var(--primary-50) 100%);
    position: relative;
    overflow: hidden;
}

.auth-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

.dark .auth-container {
    background: linear-gradient(135deg, var(--gray-900) 0%, var(--gray-800) 50%, var(--gray-900) 100%);
}

.auth-card {
    width: 100%;
    max-width: 440px;
    padding: 2.5rem;
    background: var(--bg-card);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-2xl);
    position: relative;
    z-index: 1;
    animation: fadeIn 0.5s ease-out;
}

.dark .auth-card {
    background: var(--bg-secondary);
    border: 1px solid var(--gray-700);
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-logo {
    width: 72px;
    height: 72px;
    margin: 0 auto 1.25rem;
    background: linear-gradient(135deg, var(--primary-500), var(--accent-violet));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.3);
}

.auth-logo i {
    font-size: 2rem;
    color: white;
}

.auth-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.dark .auth-title {
    color: var(--gray-100);
}

.auth-subtitle {
    font-size: 0.9375rem;
    color: var(--gray-500);
}

.auth-footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--gray-500);
}

.auth-footer a {
    color: var(--primary-600);
    font-weight: 600;
    text-decoration: none;
    transition: color var(--transition-fast);
}

.auth-footer a:hover {
    color: var(--primary-700);
    text-decoration: underline;
}

.dark .auth-footer a {
    color: var(--primary-400);
}

.dark .auth-footer a:hover {
    color: var(--primary-300);
}

/* Password visibility toggle */
.password-wrapper {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: 0.25rem;
    transition: color var(--transition-fast);
}

.password-toggle:hover {
    color: var(--gray-600);
}

.dark .password-toggle:hover {
    color: var(--gray-300);
}

/* --------------------------------------------------------------------------
   Status Indicators
   -------------------------------------------------------------------------- */
.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.status-dot.active {
    background: var(--accent-emerald);
    box-shadow: 0 0 8px var(--accent-emerald);
}

.status-dot.pending {
    background: var(--warning);
    box-shadow: 0 0 8px var(--warning);
}

.status-dot.completed {
    background: var(--info);
}

.status-dot.inactive {
    background: var(--gray-400);
}

/* Progress Bar */
.progress-bar {
    height: 8px;
    background: var(--gray-200);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.dark .progress-bar {
    background: var(--gray-700);
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-500), var(--accent-violet));
    border-radius: var(--radius-full);
    transition: width var(--transition-slow);
}

/* --------------------------------------------------------------------------
   Responsive Adjustments
   -------------------------------------------------------------------------- */
@media (max-width: 640px) {
    .auth-card {
        padding: 1.5rem;
    }
    
    .auth-logo {
        width: 56px;
        height: 56px;
    }
    
    .auth-logo i {
        font-size: 1.5rem;
    }
    
    .auth-title {
        font-size: 1.5rem;
    }
    
    .btn {
        padding: 0.625rem 1.25rem;
    }

    .solid-card,
    .glass-card {
        border-radius: var(--radius-lg);
    }

    .stat-card {
        padding: 1rem;
    }

    .stat-icon {
        width: 48px;
        height: 48px;
        min-width: 48px;
        font-size: 1.25rem;
    }

    .page-title {
        font-size: 1.5rem;
    }

    .table th,
    .table td {
        padding: 0.75rem;
    }

    .table th {
        font-size: 0.6875rem;
    }

    .table td {
        font-size: 0.75rem;
    }
}