/* ============================================
   BRAIN DASHBOARD - LIQUID GLASS THEME
   A premium glassmorphism design system
   ============================================ */

/* ============================================
   1. CSS VARIABLES
   ============================================ */
:root {
    /* Background gradient */
    --glass-bg-start: #0a0a1a;
    --glass-bg-mid: #0f0f2a;
    --glass-bg-end: #1a0a2e;

    /* Primary colors - luminous accents */
    --glass-primary: #60a5fa;
    --glass-primary-glow: rgba(96, 165, 250, 0.4);
    --glass-secondary: #a78bfa;
    --glass-secondary-glow: rgba(167, 139, 250, 0.4);
    --glass-accent: #f472b6;
    --glass-tertiary: #34d399;

    /* Glass surface colors */
    --glass-surface: rgba(255, 255, 255, 0.03);
    --glass-surface-hover: rgba(255, 255, 255, 0.06);
    --glass-surface-active: rgba(255, 255, 255, 0.09);
    --glass-surface-elevated: rgba(255, 255, 255, 0.05);

    /* Border colors */
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-border-hover: rgba(255, 255, 255, 0.15);
    --glass-border-glow: rgba(96, 165, 250, 0.3);

    /* Text colors */
    --glass-text-primary: rgba(255, 255, 255, 0.95);
    --glass-text-secondary: rgba(255, 255, 255, 0.7);
    --glass-text-muted: rgba(255, 255, 255, 0.5);

    /* Shadows */
    --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    --glass-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.4);
    --glass-glow: 0 0 30px rgba(96, 165, 250, 0.15);
    --glass-glow-strong: 0 0 40px rgba(96, 165, 250, 0.25);

    /* Blur values */
    --glass-blur: 16px;
    --glass-blur-strong: 24px;

    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   2. BASE STYLES & ANIMATED BACKGROUND
   ============================================ */
html {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    background: linear-gradient(135deg, var(--glass-bg-start) 0%, var(--glass-bg-mid) 50%, var(--glass-bg-end) 100%);
    background-attachment: fixed;
    min-height: 100vh;
    margin: 0;
    color: var(--glass-text-primary);
    overflow-x: hidden;
}

/* Floating orbs for depth effect */
body::before,
body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    pointer-events: none;
    z-index: 0;
}

body::before {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--glass-primary) 0%, transparent 60%);
    top: -100px;
    right: -50px;
    animation: floatOrb1 25s ease-in-out infinite;
}

body::after {
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, var(--glass-secondary) 0%, transparent 60%);
    bottom: -50px;
    left: -50px;
    animation: floatOrb2 30s ease-in-out infinite;
}

@keyframes floatOrb1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(-30px, 40px) scale(1.1); }
    50% { transform: translate(20px, -20px) scale(0.95); }
    75% { transform: translate(-20px, -30px) scale(1.05); }
}

@keyframes floatOrb2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(40px, -30px) scale(1.08); }
    66% { transform: translate(-30px, 40px) scale(0.92); }
}

/* ============================================
   3. UTILITY CLASSES
   ============================================ */
.glass {
    background: var(--glass-surface) !important;
    backdrop-filter: blur(var(--glass-blur)) saturate(180%) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(180%) !important;
    border: 1px solid var(--glass-border) !important;
}

.glass-card {
    background: rgba(15, 15, 35, 0.6) !important;
    backdrop-filter: blur(var(--glass-blur-strong)) saturate(200%) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur-strong)) saturate(200%) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-lg) !important;
}

.glass-input .mud-input-outlined-border {
    background: rgba(255, 255, 255, 0.02) !important;
}

.glass-alert {
    background: var(--glass-surface) !important;
}

.glass-table {
    background: transparent !important;
}

/* ============================================
   4. ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes glowPulse {
    0%, 100% { box-shadow: var(--glass-shadow), 0 0 20px rgba(96, 165, 250, 0.15); }
    50% { box-shadow: var(--glass-shadow), 0 0 35px rgba(96, 165, 250, 0.3); }
}

@keyframes shimmer {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

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

/* ============================================
   4. MUDBLAZOR OVERRIDES - APP BAR
   ============================================ */
.mud-appbar {
    background: var(--glass-surface-elevated) !important;
    backdrop-filter: blur(var(--glass-blur-strong)) saturate(200%) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur-strong)) saturate(200%) !important;
    border-bottom: 1px solid var(--glass-border) !important;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2) !important;
}

.mud-appbar .mud-typography {
    color: var(--glass-text-primary) !important;
    font-weight: 600 !important;
    letter-spacing: -0.02em;
}

.mud-appbar .mud-icon-button {
    color: var(--glass-text-secondary) !important;
    transition: all var(--transition-fast) !important;
}

.mud-appbar .mud-icon-button:hover {
    color: var(--glass-primary) !important;
    background: var(--glass-surface-hover) !important;
}

/* ============================================
   5. MUDBLAZOR OVERRIDES - DRAWER
   ============================================ */
.mud-drawer {
    background: var(--glass-surface-elevated) !important;
    backdrop-filter: blur(var(--glass-blur-strong)) saturate(200%) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur-strong)) saturate(200%) !important;
    border-right: 1px solid var(--glass-border) !important;
}

.mud-nav-link {
    border-radius: var(--radius-md) !important;
    margin: 4px 12px !important;
    padding: 12px 16px !important;
    color: var(--glass-text-secondary) !important;
    transition: all var(--transition-normal) !important;
}

.mud-nav-link:hover {
    background: var(--glass-surface-hover) !important;
    color: var(--glass-text-primary) !important;
}

.mud-nav-link.active {
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.15), rgba(167, 139, 250, 0.15)) !important;
    color: var(--glass-primary) !important;
    border: 1px solid var(--glass-border-glow) !important;
    box-shadow: var(--glass-glow) !important;
}

.mud-nav-link .mud-icon-root {
    transition: all var(--transition-fast) !important;
}

.mud-nav-link:hover .mud-icon-root,
.mud-nav-link.active .mud-icon-root {
    color: var(--glass-primary) !important;
}

/* ============================================
   6. MUDBLAZOR OVERRIDES - CARDS & PAPER
   ============================================ */
.mud-card {
    background: var(--glass-surface) !important;
    backdrop-filter: blur(var(--glass-blur)) saturate(180%) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(180%) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--glass-shadow) !important;
    transition: all var(--transition-normal) !important;
    animation: fadeInUp 0.5s ease-out;
}

.mud-card:hover {
    border-color: var(--glass-border-hover) !important;
    box-shadow: var(--glass-shadow-lg), var(--glass-glow) !important;
    transform: translateY(-4px);
}

.mud-card-header {
    border-bottom: 1px solid var(--glass-border) !important;
    padding: 20px 24px !important;
}

.mud-card-content {
    padding: 24px !important;
}

.mud-paper {
    background: var(--glass-surface) !important;
    backdrop-filter: blur(var(--glass-blur)) saturate(180%) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(180%) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-md) !important;
}

.mud-paper.mud-elevation-1,
.mud-paper.mud-elevation-2,
.mud-paper.mud-elevation-3,
.mud-paper.mud-elevation-4 {
    box-shadow: var(--glass-shadow) !important;
}

/* ============================================
   7. MUDBLAZOR OVERRIDES - BUTTONS
   ============================================ */
.mud-button-filled {
    background: linear-gradient(135deg, var(--glass-primary) 0%, var(--glass-secondary) 100%) !important;
    border: none !important;
    box-shadow: 0 4px 15px rgba(96, 165, 250, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.2) !important;
    font-weight: 600 !important;
    letter-spacing: 0.02em !important;
    transition: all var(--transition-normal) !important;
}

.mud-button-filled:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 6px 20px rgba(96, 165, 250, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.3) !important;
}

.mud-button-filled:active {
    transform: translateY(0) !important;
}

.mud-button-outlined {
    border: 1px solid var(--glass-border-glow) !important;
    background: var(--glass-surface) !important;
    backdrop-filter: blur(8px) !important;
    color: var(--glass-primary) !important;
    transition: all var(--transition-normal) !important;
}

.mud-button-outlined:hover {
    background: var(--glass-surface-hover) !important;
    border-color: var(--glass-primary) !important;
    box-shadow: var(--glass-glow) !important;
}

.mud-button-text {
    color: var(--glass-text-secondary) !important;
    transition: all var(--transition-fast) !important;
}

.mud-button-text:hover {
    color: var(--glass-primary) !important;
    background: var(--glass-surface-hover) !important;
}

.mud-icon-button {
    color: var(--glass-text-secondary) !important;
    transition: all var(--transition-fast) !important;
}

.mud-icon-button:hover {
    color: var(--glass-primary) !important;
    background: var(--glass-surface-hover) !important;
}

/* ============================================
   8. MUDBLAZOR OVERRIDES - INPUTS
   ============================================ */
.mud-input-outlined .mud-input-outlined-border {
    border-color: var(--glass-border) !important;
    background: var(--glass-surface) !important;
    backdrop-filter: blur(8px) !important;
    transition: all var(--transition-normal) !important;
}

.mud-input-outlined:hover .mud-input-outlined-border {
    border-color: var(--glass-border-hover) !important;
}

.mud-input-outlined.mud-input-focused .mud-input-outlined-border {
    border-color: var(--glass-primary) !important;
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.15) !important;
}

.mud-input-label {
    color: var(--glass-text-muted) !important;
}

.mud-input-label.mud-input-label-inputcontrol {
    color: var(--glass-text-secondary) !important;
}

.mud-input-outlined.mud-input-focused .mud-input-label {
    color: var(--glass-primary) !important;
}

.mud-input {
    color: var(--glass-text-primary) !important;
}

.mud-select .mud-input-outlined-border {
    background: var(--glass-surface) !important;
}

/* ============================================
   9. MUDBLAZOR OVERRIDES - TABLES
   ============================================ */
.mud-table {
    background: var(--glass-surface) !important;
    backdrop-filter: blur(var(--glass-blur)) saturate(180%) !important;
    -webkit-backdrop-filter: blur(var(--glass-blur)) saturate(180%) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-md) !important;
    overflow: hidden;
}

.mud-table-container {
    background: transparent !important;
}

.mud-table-head .mud-table-cell {
    background: rgba(255, 255, 255, 0.02) !important;
    border-bottom: 1px solid var(--glass-border) !important;
    color: var(--glass-text-muted) !important;
    font-weight: 600 !important;
    text-transform: uppercase !important;
    letter-spacing: 0.05em !important;
    font-size: 0.7rem !important;
    padding: 16px !important;
}

.mud-table-body .mud-table-row {
    transition: all var(--transition-fast) !important;
}

.mud-table-body .mud-table-row:hover {
    background: var(--glass-surface-hover) !important;
}

.mud-table-body .mud-table-cell {
    border-bottom: 1px solid rgba(255, 255, 255, 0.04) !important;
    color: var(--glass-text-secondary) !important;
    padding: 14px 16px !important;
}

/* ============================================
   10. MUDBLAZOR OVERRIDES - TABS
   ============================================ */
.mud-tabs {
    background: transparent !important;
}

.mud-tabs-toolbar {
    background: var(--glass-surface) !important;
    backdrop-filter: blur(var(--glass-blur)) !important;
    border-radius: var(--radius-md) var(--radius-md) 0 0 !important;
    border: 1px solid var(--glass-border) !important;
    border-bottom: none !important;
}

.mud-tab {
    color: var(--glass-text-muted) !important;
    font-weight: 500 !important;
    transition: all var(--transition-normal) !important;
    min-width: 120px !important;
}

.mud-tab:hover {
    color: var(--glass-text-primary) !important;
    background: var(--glass-surface-hover) !important;
}

.mud-tab.mud-tab-active {
    color: var(--glass-primary) !important;
}

.mud-tabs-slider {
    background: linear-gradient(90deg, var(--glass-primary), var(--glass-secondary)) !important;
    height: 3px !important;
    border-radius: 2px !important;
}

.mud-tabs-panels {
    background: var(--glass-surface) !important;
    border: 1px solid var(--glass-border) !important;
    border-top: none !important;
    border-radius: 0 0 var(--radius-md) var(--radius-md) !important;
}

/* ============================================
   11. MUDBLAZOR OVERRIDES - ALERTS
   ============================================ */
.mud-alert {
    background: var(--glass-surface) !important;
    backdrop-filter: blur(var(--glass-blur)) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-md) !important;
}

.mud-alert-filled-error,
.mud-alert.mud-alert-error {
    background: rgba(248, 113, 113, 0.15) !important;
    border-color: rgba(248, 113, 113, 0.3) !important;
    color: #fca5a5 !important;
}

.mud-alert-filled-success,
.mud-alert.mud-alert-success {
    background: rgba(52, 211, 153, 0.15) !important;
    border-color: rgba(52, 211, 153, 0.3) !important;
    color: #6ee7b7 !important;
}

.mud-alert-filled-info,
.mud-alert.mud-alert-info {
    background: rgba(96, 165, 250, 0.15) !important;
    border-color: rgba(96, 165, 250, 0.3) !important;
    color: #93c5fd !important;
}

.mud-alert-filled-warning,
.mud-alert.mud-alert-warning {
    background: rgba(251, 191, 36, 0.15) !important;
    border-color: rgba(251, 191, 36, 0.3) !important;
    color: #fcd34d !important;
}

/* ============================================
   12. MUDBLAZOR OVERRIDES - EXPANSION PANELS
   ============================================ */
.mud-expansion-panels {
    background: transparent !important;
}

.mud-expansion-panel {
    background: var(--glass-surface) !important;
    backdrop-filter: blur(var(--glass-blur)) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-md) !important;
    margin-bottom: 8px !important;
    overflow: hidden;
}

.mud-expansion-panel-header:hover {
    background: var(--glass-surface-hover) !important;
}

/* ============================================
   13. MUDBLAZOR OVERRIDES - PROGRESS
   ============================================ */
.mud-progress-linear {
    background: var(--glass-surface) !important;
    border-radius: 4px !important;
    overflow: hidden;
}

.mud-progress-linear-bar {
    background: linear-gradient(90deg, var(--glass-primary), var(--glass-secondary)) !important;
}

.mud-progress-circular svg circle:last-child {
    stroke: var(--glass-primary) !important;
}

/* ============================================
   14. LOGIN PAGE STYLES
   ============================================ */
.login-page {
    min-height: 100vh;
    position: relative;
    overflow: hidden;
}

/* Third floating orb for login page */
.login-page::before {
    content: '';
    position: fixed;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--glass-accent) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    filter: blur(120px);
    opacity: 0.25;
    pointer-events: none;
    z-index: 0;
    animation: floatOrb3 35s ease-in-out infinite;
}

@keyframes floatOrb3 {
    0%, 100% { transform: translate(-50%, -50%) scale(1); }
    33% { transform: translate(-40%, -60%) scale(1.1); }
    66% { transform: translate(-60%, -40%) scale(0.9); }
}

.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 20px;
    z-index: 1;
}

.login-card {
    background: rgba(15, 15, 35, 0.7);
    backdrop-filter: blur(var(--glass-blur-strong)) saturate(200%);
    -webkit-backdrop-filter: blur(var(--glass-blur-strong)) saturate(200%);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 48px 40px;
    max-width: 440px;
    width: 100%;
    position: relative;
    box-shadow: var(--glass-shadow-lg), 0 0 80px rgba(96, 165, 250, 0.08);
    animation: fadeInScale 0.6s ease-out;
}

/* Gradient border for login card */
.login-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: calc(var(--radius-xl) + 1px);
    padding: 1px;
    background: linear-gradient(135deg,
        rgba(96, 165, 250, 0.5) 0%,
        rgba(167, 139, 250, 0.3) 50%,
        rgba(244, 114, 182, 0.5) 100%
    );
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0.5;
    transition: opacity var(--transition-slow);
    pointer-events: none;
}

.login-card:hover::before {
    opacity: 0.8;
}

/* Top highlight line */
.login-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 50%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    pointer-events: none;
}

/* Logo section - matches Login.razor class names */
.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.15), rgba(167, 139, 250, 0.15));
    border-radius: 18px;
    border: 1px solid rgba(96, 165, 250, 0.3);
    animation: glowPulse 3s ease-in-out infinite;
}

.login-logo-icon .mud-icon-root {
    font-size: 32px !important;
    color: var(--glass-primary) !important;
}

/* Form group spacing */
.form-group {
    margin-bottom: 20px;
}

.form-group:last-of-type {
    margin-bottom: 24px;
}

/* Login tabs styling */
.login-tabs .mud-tabs-toolbar {
    background: rgba(255, 255, 255, 0.02) !important;
    border-radius: var(--radius-md) !important;
    padding: 4px !important;
}

.login-tabs .mud-tab {
    border-radius: var(--radius-sm) !important;
    min-height: 44px !important;
}

.login-tabs .mud-tabs-panels {
    background: transparent !important;
    border: none !important;
    padding-top: 24px !important;
}

/* Login button enhancement */
.login-button {
    height: 48px !important;
    font-size: 1rem !important;
    margin-top: 8px !important;
}

.login-footer {
    margin-top: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    color: var(--glass-text-muted);
    font-size: 0.8rem;
}

/* ============================================
   15. SPLASH SCREEN STYLES
   ============================================ */
.splash-container {
    position: fixed;
    inset: 0;
    background: linear-gradient(135deg, var(--glass-bg-start), var(--glass-bg-mid), var(--glass-bg-end));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.splash-content {
    text-align: center;
    padding: 48px;
    border-radius: var(--radius-xl);
}

.splash-content.glass {
    background: rgba(15, 15, 35, 0.5);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
}

.splash-icon-wrapper {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(96, 165, 250, 0.15), rgba(167, 139, 250, 0.15));
    border-radius: 20px;
    border: 1px solid rgba(96, 165, 250, 0.3);
    animation: glowPulse 2s ease-in-out infinite;
}

.splash-icon {
    font-size: 40px !important;
    color: var(--glass-primary) !important;
}

.splash-loader {
    width: 120px;
    height: 3px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto;
}

.splash-loader-bar {
    width: 40%;
    height: 100%;
    background: linear-gradient(90deg, var(--glass-primary), var(--glass-secondary));
    border-radius: 2px;
    animation: splashLoader 1.5s ease-in-out infinite;
}

@keyframes splashLoader {
    0% { transform: translateX(-100%); }
    50% { transform: translateX(150%); }
    100% { transform: translateX(-100%); }
}

/* ============================================
   16. DASHBOARD SPECIFIC STYLES
   ============================================ */
.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--glass-primary);
    line-height: 1.2;
}

.stat-label {
    color: var(--glass-text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 4px;
}

.status-online {
    color: var(--glass-tertiary) !important;
}

.status-offline {
    color: #f87171 !important;
}

/* ============================================
   17. MOBILE RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    :root {
        --glass-blur: 12px;
        --glass-blur-strong: 16px;
    }

    body::before {
        width: 300px;
        height: 300px;
        top: -100px;
        right: -100px;
        filter: blur(80px);
    }

    body::after {
        width: 250px;
        height: 250px;
        bottom: -80px;
        left: -80px;
        filter: blur(70px);
    }

    .login-card {
        padding: 32px 24px;
        border-radius: var(--radius-lg);
    }

    .login-icon {
        width: 64px;
        height: 64px;
    }

    .login-icon .mud-icon-root {
        font-size: 28px !important;
    }

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

    .mud-drawer {
        backdrop-filter: blur(20px) !important;
    }
}

/* ============================================
   18. REDUCED MOTION
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }

    body::before,
    body::after {
        animation: none !important;
    }
}

/* ============================================
   19. BROWSER FALLBACKS
   ============================================ */
@supports not (backdrop-filter: blur(16px)) {
    .login-card,
    .mud-card,
    .mud-paper,
    .mud-appbar,
    .mud-drawer {
        background: rgba(15, 15, 30, 0.95) !important;
    }
}

/* ============================================
   20. SCROLLBAR STYLING
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.02);
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

* {
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}

/* ============================================
   21. BLAZOR ERROR UI
   ============================================ */
#blazor-error-ui {
    background: linear-gradient(135deg, rgba(248, 113, 113, 0.9), rgba(239, 68, 68, 0.9));
    backdrop-filter: blur(20px);
    bottom: 0;
    box-shadow: 0 -4px 30px rgba(0, 0, 0, 0.3);
    display: none;
    left: 0;
    padding: 16px 24px;
    position: fixed;
    width: 100%;
    z-index: 1000;
    color: white;
}

#blazor-error-ui .dismiss,
#blazor-error-ui .reload {
    color: white;
    margin-left: 16px;
    text-decoration: underline;
    cursor: pointer;
}

.blazor-error-boundary {
    background: rgba(248, 113, 113, 0.2);
    border: 1px solid rgba(248, 113, 113, 0.3);
    border-radius: var(--radius-md);
    padding: 16px;
    color: #fca5a5;
}

/* ============================================
   22. AUTH FORM STYLED INPUTS
   Matches MudBlazor aesthetic for native HTML inputs
   ============================================ */
.auth-input {
    width: 100%;
    padding: 16px 16px 16px 48px;
    font-size: 1rem;
    font-family: 'Inter', system-ui, sans-serif;
    background: var(--glass-surface);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    color: var(--glass-text-primary);
    outline: none;
    transition: all var(--transition-normal);
    box-sizing: border-box;
}

.auth-input:hover {
    border-color: var(--glass-border-hover);
}

.auth-input:focus {
    border-color: var(--glass-primary);
    background: var(--glass-surface-hover);
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.15);
}

.auth-input::placeholder {
    color: var(--glass-text-muted);
}

.auth-input-group {
    position: relative;
    margin-bottom: 1rem;
}

.auth-input-group .auth-input-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--glass-text-muted);
    pointer-events: none;
    transition: color var(--transition-fast);
}

.auth-input-group .auth-input:focus ~ .auth-input-icon,
.auth-input-group .auth-input:not(:placeholder-shown) ~ .auth-input-icon {
    color: var(--glass-primary);
}

/* ============================================
   23. ONBOARDING TOUR STYLES
   ============================================ */
.tour-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9998;
    cursor: pointer;
}

.tour-spotlight {
    position: fixed;
    border-radius: 8px;
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.7);
    z-index: 9999;
    pointer-events: none;
    transition: all 0.3s ease;
}

.tour-tooltip {
    position: fixed;
    width: 360px;
    max-width: 90vw;
    background: rgba(20, 20, 35, 0.95);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 20px;
    z-index: 10000;
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
    animation: fadeInScale 0.3s ease-out;
}

.tour-tooltip.position-center {
    /* Centered via inline styles */
}

.tour-tooltip.position-top::after,
.tour-tooltip.position-bottom::before,
.tour-tooltip.position-left::after,
.tour-tooltip.position-right::before {
    content: '';
    position: absolute;
    width: 0;
    height: 0;
    border: 8px solid transparent;
}

.tour-tooltip.position-bottom::before {
    bottom: 100%;
    left: 24px;
    border-bottom-color: rgba(20, 20, 35, 0.95);
}

.tour-tooltip.position-top::after {
    top: 100%;
    left: 24px;
    border-top-color: rgba(20, 20, 35, 0.95);
}

.tour-tooltip.position-right::before {
    right: 100%;
    top: 24px;
    border-right-color: rgba(20, 20, 35, 0.95);
}

.tour-tooltip.position-left::after {
    left: 100%;
    top: 24px;
    border-left-color: rgba(20, 20, 35, 0.95);
}

.tour-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.tour-header .mud-typography {
    color: var(--glass-text-primary) !important;
    font-weight: 600 !important;
}

.tour-content {
    color: var(--glass-text-secondary) !important;
    margin-bottom: 16px;
    line-height: 1.6;
}

.tour-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tour-progress {
    color: var(--glass-text-muted) !important;
}

.tour-actions {
    display: flex;
    gap: 8px;
}

.tour-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 16px;
}

.tour-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--glass-text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.tour-dot.active {
    background: var(--glass-primary);
    transform: scale(1.3);
}

.tour-dot:hover:not(.active) {
    background: var(--glass-text-secondary);
}