/* ========================================
   GLOBAL STYLES & VARIABLES
======================================== */
:root {
    /* Custom Material Design 3 Color Palette */
    --md-primary: #1976d2;
    --md-primary-variant: #0d47a1;
    --md-primary-light: #42a5f5;
    --md-primary-dark: #0d47a1;
    
    --md-secondary: #757575;
    --md-secondary-variant: #424242;
    
    --md-surface: #ffffff;
    --md-surface-variant: #f5f5f5;
    --md-surface-container: #fafafa;
    
    --md-error: #b00020;
    --md-error-light: #cf6679;
    
    --md-success: #4caf50;
    --md-warning: #ff9800;
    --md-info: #2196f3;
    
    --md-text-primary: rgba(0, 0, 0, 0.87);
    --md-text-secondary: rgba(0, 0, 0, 0.60);
    --md-text-disabled: rgba(0, 0, 0, 0.38);
    
    --md-text-on-primary: #ffffff;
    --md-text-on-secondary: #000000;
    
    /* Shadows */
    --md-shadow-1: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.24);
    --md-shadow-2: 0 3px 6px rgba(0, 0, 0, 0.16), 0 3px 6px rgba(0, 0, 0, 0.23);
    --md-shadow-3: 0 10px 20px rgba(0, 0, 0, 0.19), 0 6px 6px rgba(0, 0, 0, 0.23);
    --md-shadow-4: 0 14px 28px rgba(0, 0, 0, 0.25), 0 10px 10px rgba(0, 0, 0, 0.22);
    
    /* Border Radius */
    --md-radius-small: 4px;
    --md-radius-medium: 8px;
    --md-radius-large: 16px;
    --md-radius-xlarge: 24px;
    
    /* Transitions */
    --md-transition-fast: 0.15s ease-out;
    --md-transition-medium: 0.25s ease-out;
    --md-transition-slow: 0.35s ease-out;
}

/* ========================================
   GLOBAL ELEMENT OVERRIDES
======================================== */
html, body {
    margin: 0;
    padding: 0;
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    background-color: var(--md-surface-variant);
    color: var(--md-text-primary);
    line-height: 1.5;
    font-size: 14px;
}

h1:focus {
    outline: none;
}

/* ========================================
   UTILITY CLASSES
======================================== */
.glass-effect {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.elevation-1 { box-shadow: var(--md-shadow-1); }
.elevation-2 { box-shadow: var(--md-shadow-2); }
.elevation-3 { box-shadow: var(--md-shadow-3); }
.elevation-4 { box-shadow: var(--md-shadow-4); }

.rounded-small { border-radius: var(--md-radius-small); }
.rounded-medium { border-radius: var(--md-radius-medium); }
.rounded-large { border-radius: var(--md-radius-large); }
.rounded-xlarge { border-radius: var(--md-radius-xlarge); }

.transition-fast { transition: all var(--md-transition-fast); }
.transition-medium { transition: all var(--md-transition-medium); }
.transition-slow { transition: all var(--md-transition-slow); }

.large-icon { font-size: 4rem; }
.fullscreen-centered { min-height: 60vh; }

/* ========================================
   COMMON BUTTON STYLES
======================================== */
.btn-standard {
    height: 48px;
    font-size: 16px;
    font-weight: 600;
    text-transform: none;
    margin: 16px 0;
    box-shadow: var(--md-shadow-1);
    transition: var(--md-transition-medium);
}

.btn-standard:hover {
    box-shadow: var(--md-shadow-2);
    transform: translateY(-1px);
}

.btn-large {
    height: 56px;
    font-size: 16px;
    font-weight: 600;
    text-transform: none;
}

/* ========================================
   COMMON LINK STYLES  
======================================== */
.link-primary {
    font-weight: 600;
    text-decoration: none;
    color: var(--md-primary);
    transition: var(--md-transition-fast);
}

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

/* ========================================
   FORM VALIDATION STYLES
======================================== */
.valid.modified:not([type=checkbox]) {
    outline: 2px solid var(--md-success);
    outline-offset: -2px;
    transition: outline var(--md-transition-fast);
}

.invalid {
    outline: 2px solid var(--md-error);
    outline-offset: -2px;
    transition: outline var(--md-transition-fast);
}

.validation-message {
    color: var(--md-error);
    font-size: 0.75rem;
    margin-top: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ========================================
   AUTHENTICATION PAGES - SHARED STYLES
======================================== */
.auth-page-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px;
}

.auth-card {
    width: 100%;
    max-width: 420px;
    padding: 48px 32px;
    border-radius: var(--md-radius-large);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--md-shadow-3);
}

.auth-card.wide {
    max-width: 520px;
}

.auth-header {
    text-align: center;
    margin-bottom: 32px;
}

.auth-logo {
    margin-bottom: 16px;
    color: var(--md-primary);
}

.auth-title {
    color: var(--md-primary);
    font-weight: 600;
    margin-bottom: 8px;
}

.auth-subtitle {
    color: var(--md-text-secondary);
    margin-bottom: 0;
}

.auth-form {
    width: 100%;
}

.auth-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 16px 0;
}

.auth-divider {
    margin: 24px 0;
}

.auth-section {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--md-text-secondary);
}

/* Authentication Success/Error Content */
.auth-content-centered {
    text-align: center;
    padding: 32px 0;
}

.auth-content-icon {
    margin-bottom: 16px;
}

.auth-content-title {
    font-weight: 600;
    margin-bottom: 16px;
}

.auth-content-message {
    color: var(--md-text-primary);
    margin-bottom: 16px;
}

.auth-content-note {
    color: var(--md-text-secondary);
    font-style: italic;
}

/* Success/Error specific colors */
.auth-content-success .auth-content-icon { color: var(--md-success); }
.auth-content-success .auth-content-title { color: var(--md-primary); }
.auth-content-error .auth-content-icon { color: var(--md-error); }
.auth-content-error .auth-content-title { color: var(--md-error); }

/* ========================================
   PASSWORD FIELD COMPONENTS
======================================== */
.password-field-container {
    position: relative;
}

.password-toggle-btn {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    border-radius: var(--md-radius-small);
    transition: var(--md-transition-fast);
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
}

.password-toggle-btn:hover:not(:disabled) {
    background-color: rgba(0, 0, 0, 0.04);
}

.password-toggle-btn:disabled {
    cursor: not-allowed;
    opacity: 0.5;
}

/* Password Strength Indicator */
.password-strength-container {
    margin-top: 8px;
}

.strength-label {
    font-weight: 500;
    margin-bottom: 4px;
}

.strength-bar {
    width: 100%;
    height: 4px;
    background-color: #e0e0e0;
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 12px;
}

.strength-fill {
    height: 100%;
    transition: var(--md-transition-medium);
    border-radius: 2px;
}

.password-requirements {
    margin-top: 8px;
}

.requirement-item {
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--md-transition-fast);
}

.requirement-item.met { opacity: 0.7; }
.requirement-item.unmet { opacity: 1; }

.requirement-item.password-valid {
    padding: 8px;
    background-color: rgba(76, 175, 80, 0.1);
    border-radius: var(--md-radius-small);
    border-left: 3px solid var(--md-success);
}

.password-match-indicator,
.password-mismatch-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 8px;
    padding: 4px 8px;
    border-radius: var(--md-radius-small);
}

.password-match-indicator {
    background-color: rgba(76, 175, 80, 0.1);
    border-left: 3px solid var(--md-success);
}

.password-mismatch-indicator {
    background-color: rgba(244, 67, 54, 0.1);
    border-left: 3px solid var(--md-error);
}

/* ========================================
   HOME PAGE STYLES
======================================== */
.home-container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 24px;
}

.home-card {
    width: 100%;
    max-width: 720px;
    padding: 48px 32px;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.home-header {
    text-align: center;
    margin-bottom: 48px;
}

.home-logo { margin-bottom: 24px; }

.home-title {
    color: var(--md-primary);
    font-weight: 600;
    margin-bottom: 16px;
}

.home-subtitle {
    color: var(--md-text-primary);
    margin-bottom: 24px;
    font-weight: 400;
}

.home-description {
    color: var(--md-text-secondary);
    text-align: center;
    line-height: 1.6;
    max-width: 480px;
    margin: 0 auto;
}

.home-actions { margin: 40px 0; }
.primary-button { margin-bottom: 16px; }
.features-divider { margin: 48px 0 32px 0; }

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

.features-title {
    color: var(--md-text-primary);
    margin-bottom: 32px;
    font-weight: 600;
}

.features-grid { margin-top: 24px; }

.feature-item {
    text-align: center;
    padding: 24px 16px;
    border-radius: 12px;
    background: rgba(0, 0, 0, 0.02);
    transition: all 0.2s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.feature-item:hover {
    background: rgba(0, 0, 0, 0.04);
    transform: translateY(-2px);
}

.feature-title {
    color: var(--md-text-primary);
    font-weight: 600;
}

.feature-description {
    color: var(--md-text-secondary);
    line-height: 1.5;
}

/* ========================================
   DASHBOARD COMPONENTS
======================================== */
.dashboard-loading-container { height: 60vh; }

.card-interactive {
    transition: all 0.2s ease;
    cursor: pointer;
}

.card-interactive:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.dashboard-stat-card {
    height: 120px;
}

.dashboard-stat-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.1);
}

/* ========================================
   LAYOUT COMPONENTS
======================================== */
.container-scrollable-sm { max-height: 200px; overflow-y: auto; }
.container-scrollable-md { max-height: 300px; overflow-y: auto; }

.monospace-text {
    font-family: monospace;
    white-space: pre-wrap;
}

.monospace-textfield {
    font-family: monospace;
    font-size: 12px;
}

.validation-error-card {
    background: rgba(255,255,255,0.1);
}

.chart-container { height: 300px; }
.chart-canvas { width: 100%; height: 100%; }

/* ========================================
   DATA GRID STYLES
======================================== */
.users-data-grid {
    --mud-palette-table-hover: rgba(25, 118, 210, 0.04);
}

.users-data-grid .mud-table-row {
    cursor: pointer;
}

/* ========================================
   SPECIAL LAYOUTS
======================================== */
.empty-layout {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--md-primary-dark) 0%, var(--md-primary-variant) 25%, var(--md-primary) 50%, var(--md-primary-light) 100%);
    font-family: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    position: relative;
    overflow: hidden;
}

.empty-layout::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(33, 150, 243, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(25, 118, 210, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(13, 71, 161, 0.2) 0%, transparent 50%);
    z-index: 0;
    animation: backgroundShift 20s ease-in-out infinite alternate;
}

.empty-layout > * {
    position: relative;
    z-index: 1;
}

@keyframes backgroundShift {
    0% { transform: translateX(-5px) translateY(-5px); }
    100% { transform: translateX(5px) translateY(5px); }
}

/* ========================================
   FORM CONTROLS
======================================== */
.darker-border-checkbox.form-check-input {
    border-color: var(--md-text-secondary);
}

.form-floating > .form-control-plaintext::placeholder, 
.form-floating > .form-control::placeholder {
    color: var(--md-text-secondary);
    text-align: end;
    transition: all var(--md-transition-fast);
}

.form-floating > .form-control-plaintext:focus::placeholder, 
.form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* ========================================
   MUDBLAZOR COMPONENT OVERRIDES
======================================== */
/* Enhanced Button Styles */
.mud-button-root {
    transition: all var(--md-transition-medium);
    text-transform: none;
    font-weight: 500;
    letter-spacing: 0.02857em;
}

.mud-button-root:hover {
    transform: translateY(-1px);
    box-shadow: var(--md-shadow-2);
}

.mud-button-filled {
    box-shadow: var(--md-shadow-1);
}

.mud-button-filled:hover {
    box-shadow: var(--md-shadow-3);
}

/* Enhanced TextField Styles */
.mud-input-control {
    transition: all var(--md-transition-medium);
}

.mud-input-control:hover .mud-input-outlined-border {
    border-color: var(--md-primary-light);
}

/* Enhanced Card Styles */
.mud-paper {
    transition: all var(--md-transition-medium);
}

.mud-paper:hover {
    box-shadow: var(--md-shadow-2);
}

/* Enhanced Alert Styles */
.mud-alert {
    border-radius: var(--md-radius-medium);
    border-left: 4px solid;
}

.mud-alert-filled-error {
    background: linear-gradient(135deg, var(--md-error) 0%, var(--md-error-light) 100%);
    border-left-color: var(--md-error);
}

.mud-alert-filled-success {
    background: linear-gradient(135deg, var(--md-success) 0%, #66bb6a 100%);
    border-left-color: var(--md-success);
}

.mud-alert-filled-info {
    background: linear-gradient(135deg, var(--md-info) 0%, #64b5f6 100%);
    border-left-color: var(--md-info);
}

.mud-alert-filled-warning {
    background: linear-gradient(135deg, var(--md-warning) 0%, #ffb74d 100%);
    border-left-color: var(--md-warning);
}

/* Navigation Menu Styling */
.mud-nav-menu {
    background-color: var(--md-surface);
}

.mud-nav-group {
    margin-bottom: 4px;
}

.mud-nav-group .mud-nav-group-header {
    color: var(--md-text-primary);
    font-weight: 500;
    padding: 8px 16px;
    border-radius: var(--md-radius-small);
    transition: background-color var(--md-transition-fast);
}

.mud-nav-group .mud-nav-group-header:hover {
    background-color: rgba(25, 118, 210, 0.04);
}

.mud-nav-link {
    color: var(--md-text-primary);
    font-weight: 400;
    border-radius: var(--md-radius-small);
    margin: 2px 8px;
    transition: all var(--md-transition-fast);
}

.mud-nav-link:hover {
    background-color: rgba(25, 118, 210, 0.04);
    color: var(--md-primary);
}

.mud-nav-link.mud-nav-link-active {
    background-color: rgba(25, 118, 210, 0.12);
    color: var(--md-primary);
    font-weight: 500;
}

/* ========================================
   SOCIAL LOGIN COMPONENTS
======================================== */
.social-login-section {
    margin: 16px 0;
}

.social-login-text {
    text-align: center;
    margin-bottom: 16px;
    color: var(--md-text-secondary);
}

.social-buttons .mud-icon-button {
    border: 1px solid var(--md-text-secondary);
    border-radius: var(--md-radius-medium);
    transition: var(--md-transition-medium);
}

.social-buttons .mud-icon-button:hover:not(:disabled) {
    background-color: rgba(0, 0, 0, 0.04);
    transform: translateY(-1px);
    box-shadow: var(--md-shadow-1);
}

/* ========================================
   ERROR BOUNDARY & BLAZOR STYLES
======================================== */
.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, var(--md-error);
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
    border-radius: var(--md-radius-medium);
    box-shadow: var(--md-shadow-2);
}

.blazor-error-boundary::after {
    content: "An error has occurred.";
}

#blazor-error-ui {
    color-scheme: light only;
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

#blazor-error-ui .dismiss {
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}

/* ========================================
   ALERT COMPONENTS
======================================== */
.error-alert, .success-alert {
    margin: 16px 0;
    border-radius: var(--md-radius-medium);
}

.success-alert {
    background: linear-gradient(135deg, var(--md-success) 0%, #66bb6a 100%);
}

/* ========================================
   RESPONSIVE DESIGN
======================================== */
@media (max-width: 599px) {
    html, body {
        font-size: 13px;
    }
    
    .mud-container {
        padding: 12px;
    }
    
    /* Authentication Pages Mobile */
    .auth-page-container {
        padding: 16px;
    }
    
    .auth-card {
        padding: 32px 24px;
    }
    
    .auth-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    /* Home Page Mobile */
    .home-container {
        padding: 16px;
    }
    
    .home-card {
        padding: 32px 24px;
    }

    .home-title {
        font-size: 2rem;
    }

    .features-grid {
        margin-top: 16px;
    }

    .feature-item {
        padding: 16px 12px;
    }
}

@media (min-width: 600px) and (max-width: 959px) {
    html, body {
        font-size: 14px;
    }
}

@media (min-width: 960px) {
    html, body {
        font-size: 14px;
    }
}