/* Brutalist Concrete Raw Architect Ultra-Enhanced Theme - WCAG AAA + Design Excellence */
/* Variation #1101 | Layout: Modular Grid | Typography: Industrial Sans | Harmony: Achromatic */

/* ========================================
   DESIGN SYSTEM FOUNDATIONS
   ======================================== */

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Accessibility-first motion preferences */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* ========================================
   SOPHISTICATED DESIGN TOKENS
   ======================================== */

:root {
    /* Achromatic Color Harmony System */
    --color-primary: #d88626;
    --color-primary-50: #faf9f8;
    --color-primary-100: #f6f2ed;
    --color-primary-200: #f1e6d9;
    --color-primary-300: #eacead;
    --color-primary-400: #e5b67f;
    --color-primary-500: #d88626;
    --color-primary-600: #e1871d;
    --color-primary-700: #bb6d10;
    --color-primary-800: #925206;
    --color-primary-900: #321b00;
    
    --color-secondary: #5b93d6;
    --color-secondary-50: #f8f9fa;
    --color-secondary-500: #5b93d6;
    --color-secondary-900: #04172e;
    
    --color-accent: #47ea4e;
    --color-accent-50: #f8fbf8;
    --color-accent-500: #47ea4e;
    --color-accent-900: #003302;
    
    --color-neutral: #8c8072;
    --color-neutral-50: #faf9f9;
    --color-neutral-100: #f2f2f1;
    --color-neutral-200: #e7e5e3;
    --color-neutral-300: #d0ccc7;
    --color-neutral-400: #b9b3ab;
    --color-neutral-500: #8c8072;
    --color-neutral-600: #8d8071;
    --color-neutral-700: #726759;
    --color-neutral-800: #564d42;
    --color-neutral-900: #1d1915;
    
    /* Semantic color system with enhanced contrast */
    --color-text-primary: #1d1915;
    --color-text-secondary: #726759;
    --color-text-tertiary: #8c8072;
    --color-text-inverse: #faf9f9;
    
    --color-surface-primary: #faf9f9;
    --color-surface-secondary: #f2f2f1;
    --color-surface-tertiary: #e7e5e3;
    --color-surface-elevated: #ffffff;
    
    --color-border-primary: #d0ccc7;
    --color-border-secondary: #e7e5e3;
    --color-border-focus: #d88626;
    
    /* Status colors with AAA contrast */
    --color-success: #0d5016;
    --color-success-bg: #e6f4e8;
    --color-warning: #8b4513;
    --color-warning-bg: #fef3e2;
    --color-error: #7d1a1a;
    --color-error-bg: #fef2f2;
    --color-info: var(--color-primary-700);
    --color-info-bg: var(--color-primary-50);
    
    /* Industrial Sans Typography Scale */
    --font-family-primary: 'Roboto Condensed', 'Oswald', sans-serif;
    --font-family-secondary: 'Roboto', 'Arial', sans-serif;
    --font-family-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', Consolas, monospace;
    
    --font-size-xs: 12.642px;
    --font-size-sm: 14.222px;
    --font-size-md: 16px;
    --font-size-lg: 18.000px;
    --font-size-xl: 20.250px;
    --font-size-2xl: 22.781px;
    --font-size-3xl: 25.629px;
    --font-size-4xl: 28.833px;
    --font-size-5xl: 32.437px;
    
    --font-weight-light: 400;
    --font-weight-regular: 500;
    --font-weight-medium: 700;
    --font-weight-semibold: 900;
    --font-weight-bold: 700;
    
    --line-height-tight: 1.2;
    --line-height-normal: 1.4;
    --line-height-relaxed: 1.5;
    --line-height-loose: 1.6;
    
    --letter-spacing-tight: -0.025em;
    --letter-spacing-normal: 0;
    --letter-spacing-wide: 0.025em;
    
    /* Structural Grid Spacing System */
    --space-px: 1px;
    --space-0: 0;
    --space-1: 5.000px;
    --space-2: 10.000px;
    --space-3: 15.000px;
    --space-4: 20.000px;
    --space-5: 25.000px;
    --space-6: 31.250px;
    --space-7: 39.062px;
    --space-8: 48.828px;
    --space-9: 61.035px;
    --space-10: 76.294px;
    --space-12: 95.367px;
    --space-16: 119.209px;
    --space-20: 149.012px;
    --space-24: 186.265px;
    --space-32: 232.831px;
    
    /* Layout constraints */
    --container-xs: 20rem;
    --container-sm: 24rem;
    --container-md: 28rem;
    --container-lg: 32rem;
    --container-xl: 36rem;
    --container-2xl: 42rem;
    --container-3xl: 48rem;
    --container-4xl: 56rem;
    --container-5xl: 64rem;
    --container-6xl: 72rem;
    --container-7xl: 80rem;
    
    /* Advanced shadow system */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
    
    /* Border radius scale */
    --radius-none: 0;
    --radius-sm: 0.125rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;
    --radius-3xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Animation system */
    --duration-75: 75ms;
    --duration-100: 100ms;
    --duration-150: 150ms;
    --duration-200: 200ms;
    --duration-300: 300ms;
    --duration-500: 500ms;
    --duration-700: 700ms;
    --duration-1000: 1000ms;
    
    --easing-linear: linear;
    --easing-in: cubic-bezier(0.4, 0, 1, 1);
    --easing-out: cubic-bezier(0, 0, 0.2, 1);
    --easing-in-out: cubic-bezier(0.4, 0, 0.2, 1);
    --easing-bounce: cubic-bezier(0.68, -0.55, 0.265, 1.55);
    
    /* Focus system */
    --focus-ring-width: 3px;
    --focus-ring-offset: 2px;
    --focus-ring-color: var(--color-accent-500);
    --focus-ring-opacity: 0.5;
}

/* Dark mode with sophisticated adaptations */
@media (prefers-color-scheme: dark) {
    :root {
        --color-text-primary: #faf9f9;
        --color-text-secondary: #e7e5e3;
        --color-text-tertiary: #b9b3ab;
        --color-text-inverse: #1d1915;
        
        --color-surface-primary: #1d1915;
        --color-surface-secondary: #564d42;
        --color-surface-tertiary: #726759;
        --color-surface-elevated: #564d42;
        
        --color-border-primary: #8d8071;
        --color-border-secondary: #726759;
        
        --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
        --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.4), 0 1px 2px 0 rgba(0, 0, 0, 0.3);
        --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
        --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
        --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
        --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    }
}

/* High contrast mode */
@media (prefers-contrast: high) {
    :root {
        --color-primary-500: #000080;
        --color-text-primary: #000000;
        --color-surface-primary: #ffffff;
        --color-border-primary: #000000;
        --focus-ring-color: #ff0000;
        --focus-ring-width: 4px;
    }
    
    @media (prefers-color-scheme: dark) {
        :root {
            --color-primary-500: #ffff00;
            --color-text-primary: #ffffff;
            --color-surface-primary: #000000;
            --color-border-primary: #ffffff;
        }
    }
}

/* ========================================
   SOPHISTICATED BASE STYLES
   ======================================== */

html {
    font-size: 100%;
    line-height: 1.15;
    -webkit-text-size-adjust: 100%;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }
}

body {
    font-family: var(--font-family-primary);
    font-size: var(--font-size-md);
    line-height: var(--line-height-normal);
    font-weight: var(--font-weight-regular);
    color: var(--color-text-primary);
    background-color: var(--color-surface-primary);
    background-image: linear-gradient(135deg, var(--color-surface-primary) 0%, var(--color-primary-50) 100%);
    background-attachment: fixed;
    background-size: cover;
    background-repeat: no-repeat;
    min-height: 100vh;
    margin: 0;
    padding: var(--space-4);
     padding: var(--space-6);
}

/* ========================================
   ADVANCED TYPOGRAPHY SYSTEM
   ======================================== */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-family-secondary);
    color: var(--color-text-primary);
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    letter-spacing: var(--letter-spacing-tight);
    margin-top: 0;
    margin-bottom: var(--space-4);
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

h1 {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    letter-spacing: var(--letter-spacing-tight);
    line-height: var(--line-height-tight);
    margin-bottom: var(--space-6);
    background: linear-gradient(135deg, var(--color-primary-600), var(--color-secondary-600));   
}

h2 {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-top: var(--space-12);
    margin-bottom: var(--space-6);
    border-bottom: 3px solid var(--color-primary-200); padding-bottom: var(--space-3); border-bottom: 2px inset var(--color-neutral-400);
}

h3 {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-semibold);
    margin-top: var(--space-10);
    margin-bottom: var(--space-4);
    color: var(--color-primary-600);
}

h4 {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-semibold);
    margin-top: var(--space-8);
    margin-bottom: var(--space-3);
    color: var(--color-secondary-600);
}

h5 {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-medium);
    margin-top: var(--space-6);
    margin-bottom: var(--space-2);
    color: var(--color-text-secondary);
}

h6 {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-medium);
    margin-top: var(--space-4);
    margin-bottom: var(--space-2);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
}

p {
    margin-bottom: var(--space-6);
    line-height: var(--line-height-relaxed);
    max-width: var(--container-2xl);
    
}

/* Enhanced text hierarchy */
.text-lead {
    font-size: var(--font-size-xl);
    line-height: var(--line-height-relaxed);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-light);
}

.text-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-secondary);
    font-weight: var(--font-weight-light);
    letter-spacing: var(--letter-spacing-wide);
}

.text-caption {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    font-weight: var(--font-weight-regular);
}

/* ========================================
   SOPHISTICATED INTERACTIVE ELEMENTS
   ======================================== */

a {
    color: var(--color-primary-600);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-sm);
    transition: all var(--duration-200) var(--easing-out);
    position: relative;
    position: relative; overflow: hidden;
}

a:hover {
    color: var(--color-primary-700);
    transform: translateY(-1px);
}

a:focus-visible {
    outline: var(--focus-ring-width) solid var(--focus-ring-color);
    outline-offset: var(--focus-ring-offset);
    box-shadow: 0 0 0 calc(var(--focus-ring-width) + var(--focus-ring-offset)) 
                rgba(var(--focus-ring-color) / var(--focus-ring-opacity));
}

a:visited {
    color: var(--color-secondary-600);
}

/* ========================================
   ADVANCED LAYOUT SYSTEM
   ======================================== */

.container {
    max-width: var(--container-7xl);
    margin: 0 auto;
    padding: 0 var(--space-4);
}

@media (min-width: 640px) {
    .container { padding: 0 var(--space-6); }
}

@media (min-width: 1024px) {
    .container { padding: 0 var(--space-8); }
}

/* Modular Grid Layout Pattern */
.content-area {
    background-color: var(--color-surface-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    margin: var(--space-6) 0;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border-secondary);
    
                    display: grid;
                    grid-template-columns: repeat(12, 1fr);
                    gap: var(--space-4);
                 margin: var(--space-6) auto; border: 3px inset var(--color-neutral-300); width: 100vw; margin-left: calc(-50vw + 50%); margin-right: calc(-50vw + 50%);
}

.content-section {
    margin-bottom: var(--space-12);
    
                    grid-column: span 12;
                    background: var(--color-surface-secondary);
                    border: 1px solid var(--color-border-primary);
                    border-radius: 0;
                
}

.content-grid {
    display: grid;
    gap: var(--space-6);
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Navigation system */
nav {
    background: var(--color-surface-elevated); box-shadow: var(--shadow-sm); border-radius: var(--radius-lg);
}

.nav-list {
    display: flex;
    list-style: none;
    gap: var(--space-6);
    align-items: center;
    flex-wrap: wrap;
}

.nav-item {
    position: relative;
}

.nav-link {
    display: block;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-weight: var(--font-weight-medium);
    transition: all var(--duration-200) var(--easing-out);
    transition: all var(--duration-200) var(--easing-out);
}

.nav-link:hover {
    background-color: var(--color-surface-tertiary);
    transform: translateY(-1px);
}

/* ========================================
   SOPHISTICATED FORM DESIGN
   ======================================== */

.form {
    background-color: var(--color-surface-secondary);
    border-radius: var(--radius-xl);
    padding: var(--space-8);
    margin: var(--space-8) 0;
    border: 1px solid var(--color-border-secondary);
    box-shadow: var(--shadow-md);
     border: 2px inset var(--color-border-secondary);
}

.form-group {
    margin-bottom: var(--space-6);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
    margin-bottom: var(--space-2);
    letter-spacing: var(--letter-spacing-normal);
}

.form-input, .form-textarea, .form-select {
    width: 100%;
    min-height: 48px;
    padding: var(--space-3) var(--space-4);
    font-size: var(--font-size-md);
    font-family: inherit;
    line-height: var(--line-height-normal);
    color: var(--color-text-primary);
    background-color: var(--color-surface-primary);
    border: 2px solid var(--color-border-secondary);
    border-radius: var(--radius-md);
    transition: all var(--duration-200) var(--easing-out);
    
}

.form-input:hover, .form-textarea:hover, .form-select:hover {
    border-color: var(--color-border-primary);
    box-shadow: var(--shadow-sm);
}

.form-input:focus, .form-textarea:focus, .form-select:focus {
    outline: var(--focus-ring-width) solid var(--focus-ring-color);
    outline-offset: var(--focus-ring-offset);
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 calc(var(--focus-ring-width) + var(--focus-ring-offset)) 
                rgba(var(--focus-ring-color) / var(--focus-ring-opacity));
}

/* ========================================
   ADVANCED BUTTON SYSTEM
   ======================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    min-width: 48px;
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-normal);
    text-align: center;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--duration-200) var(--easing-out);
    user-select: none;
    position: relative;
    overflow: hidden;
    
}

.btn-primary {
    color: var(--color-text-inverse);
    background-color: var(--color-primary-600);
    border-color: var(--color-primary-600);
    
}

.btn-primary:hover {
    background-color: var(--color-primary-700);
    border-color: var(--color-primary-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    color: var(--color-primary-600);
    background-color: transparent;
    border-color: var(--color-primary-600);
}

.btn-secondary:hover {
    color: var(--color-text-inverse);
    background-color: var(--color-primary-600);
}

.btn:focus-visible {
    outline: var(--focus-ring-width) solid var(--focus-ring-color);
    outline-offset: var(--focus-ring-offset);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* ========================================
   ENHANCED MEDIA ELEMENTS
   ======================================== */

img, video, iframe {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    transition: transform var(--duration-300) var(--easing-out);
}

.figure {
    margin: var(--space-8) 0;
    text-align: center;
    
}

.figure-image {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    margin-bottom: var(--space-4);
}

.figure-caption {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    font-style: italic;
    line-height: var(--line-height-relaxed);
}

/* ========================================
   SOPHISTICATED LIST STYLING
   ======================================== */

.list {
    margin: var(--space-6) 0;
    padding-left: var(--space-8);
    max-width: var(--container-2xl);
}

.list-item {
    margin-bottom: var(--space-3);
    line-height: var(--line-height-relaxed);
    position: relative;
    
}

.list-unordered .list-item::before {
    content: '';
    position: absolute;
    left: calc(-1 * var(--space-6));
    top: 0.6em;
    width: var(--space-2);
    height: var(--space-2);
    background-color: var(--color-accent-500);
    border-radius: var(--radius-full);
    transform: translateY(-50%);
    
}

.list-ordered {
    counter-reset: list-counter;
}

.list-ordered .list-item {
    counter-increment: list-counter;
}

.list-ordered .list-item::before {
    content: counter(list-counter) '.';
    position: absolute;
    left: calc(-1 * var(--space-8));
    font-weight: var(--font-weight-bold);
    color: var(--color-primary-600);
}

/* ========================================
   ADVANCED TABLE DESIGN
   ======================================== */

.table-container {
    overflow-x: auto;
    margin: var(--space-8) 0;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--color-border-secondary);
}

.table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    font-size: var(--font-size-sm);
    
}

.table-header {
    background-color: var(--color-primary-600);
    color: var(--color-text-inverse);
}

.table-header-cell {
    padding: var(--space-4);
    text-align: left;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: var(--letter-spacing-wide);
    font-size: var(--font-size-xs);
}

.table-cell {
    padding: var(--space-4);
    border-bottom: 1px solid var(--color-border-secondary);
    transition: background-color var(--duration-200) var(--easing-out);
}

.table-row:hover .table-cell {
    background-color: var(--color-surface-tertiary);
}

.table-row:nth-child(even) .table-cell {
    background-color: var(--color-surface-secondary);
}

/* ========================================
   SOPHISTICATED CODE DISPLAY
   ======================================== */

code, kbd, samp {
    font-family: var(--font-family-mono);
    font-size: 0.875em;
    padding: var(--space-1) var(--space-2);
    background-color: var(--color-surface-tertiary);
    border-radius: var(--radius-sm);
    color: var(--color-accent-700);
    font-weight: var(--font-weight-medium);
}

.code-block {
    margin: var(--space-8) 0;
    border-radius: var(--radius-lg);
    background-color: var(--color-surface-tertiary);
    border: 1px solid var(--color-border-secondary);
    overflow: hidden;
    
}

.code-block-header {
    padding: var(--space-4);
    background-color: var(--color-surface-secondary);
    border-bottom: 1px solid var(--color-border-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-secondary);
}

.code-block-content {
    padding: var(--space-6);
    overflow-x: auto;
    font-family: var(--font-family-mono);
    line-height: var(--line-height-relaxed);
    font-size: var(--font-size-sm);
}

/* ========================================
   ENHANCED QUOTE STYLING
   ======================================== */

.blockquote {
    margin: var(--space-8) 0;
    padding: var(--space-6) var(--space-8);
    background-color: var(--color-surface-secondary);
    border-left: 4px solid var(--color-primary-500);
    border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
    font-style: italic;
    position: relative;
    
}

.blockquote-text {
    margin-bottom: var(--space-4);
    color: var(--color-text-primary);
}

.blockquote-attribution {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    font-style: normal;
    font-weight: var(--font-weight-medium);
}

.blockquote-attribution::before {
    content: '— ';
    color: var(--color-primary-500);
}

/* ========================================
   ADVANCED UTILITY CLASSES
   ======================================== */

/* Accessibility utilities */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.skip-link {
    position: absolute;
    top: -100vh;
    left: var(--space-4);
    z-index: 9999;
    padding: var(--space-3) var(--space-6);
    background-color: var(--color-primary-600);
    color: var(--color-text-inverse);
    text-decoration: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    font-weight: var(--font-weight-bold);
    transition: top var(--duration-200) var(--easing-out);
}

.skip-link:focus {
    top: 0;
}

/* Status alerts */
.alert {
    padding: var(--space-4);
    margin: var(--space-6) 0;
    border-radius: var(--radius-lg);
    border: 1px solid;
    position: relative;
    font-weight: var(--font-weight-medium);
    
}

.alert-success {
    background-color: var(--color-success-bg);
    border-color: var(--color-success);
    color: var(--color-success);
}

.alert-warning {
    background-color: var(--color-warning-bg);
    border-color: var(--color-warning);
    color: var(--color-warning);
}

.alert-error {
    background-color: var(--color-error-bg);
    border-color: var(--color-error);
    color: var(--color-error);
}

.alert-info {
    background-color: var(--color-info-bg);
    border-color: var(--color-info);
    color: var(--color-info);
}

/* Text utilities */
.text-left { text-align: left; }
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-justify { text-align: justify; }

.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }

.font-light { font-weight: var(--font-weight-light); }
.font-regular { font-weight: var(--font-weight-regular); }
.font-medium { font-weight: var(--font-weight-medium); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.font-bold { font-weight: var(--font-weight-bold); }

/* Spacing utilities */
.m-0 { margin: 0; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.ml-0 { margin-left: 0; }
.mr-0 { margin-right: 0; }

.p-0 { padding: 0; }
.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }
.pl-0 { padding-left: 0; }
.pr-0 { padding-right: 0; }

/* Display utilities */
.block { display: block; }
.inline { display: inline; }
.inline-block { display: inline-block; }
.flex { display: flex; }
.grid { display: grid; }
.hidden { display: none; }

/* ========================================
   RESPONSIVE DESIGN SYSTEM
   ======================================== */

/* Mobile-first responsive design */
@media (min-width: 640px) {
    .container { max-width: 640px; }
    
}

@media (min-width: 768px) {
    .container { max-width: 768px; }
    
}

@media (min-width: 1024px) {
    .container { max-width: 1024px; }
    
}

@media (min-width: 1280px) {
    .container { max-width: 1280px; }
    
}

@media (min-width: 1536px) {
    .container { max-width: 1536px; }
    
}

/* Print optimization */
@media print {
    *, *::before, *::after {
        background: transparent !important;
        color: #000 !important;
        box-shadow: none !important;
        text-shadow: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.5;
        margin: 0;
        padding: 0;
    }
    
    a, a:visited {
        text-decoration: underline;
        color: #000 !important;
    }
    
    a[href^="http"]:after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
    }
    
    h1, h2, h3 {
        page-break-after: avoid;
        color: #000 !important;
    }
    
    img, figure {
        page-break-inside: avoid;
    }
    
    @page {
        margin: 2cm;
    }
}

/* ========================================
   ADVANCED ANIMATIONS & EFFECTS
   ======================================== */

/* Keyframe animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(2rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}


        @keyframes elegant-rise {
            from {
                opacity: 0;
                transform: translateY(20px) scale(0.95);
            }
            to {
                opacity: 1;
                transform: translateY(0) scale(1);
            }
        }
        
        @keyframes subtle-glow {
            0%, 100% { box-shadow: var(--shadow-md); }
            50% { box-shadow: var(--shadow-lg); }
        }
        
        .elegant-rise { animation: elegant-rise 0.6s ease-out; }
        .subtle-glow:hover { animation: subtle-glow 2s ease-in-out; }
        

/* Animation utilities */
.animate-fade-in {
    animation: fadeIn var(--duration-500) var(--easing-out) both;
}

.animate-slide-in-up {
    animation: slideInUp var(--duration-700) var(--easing-out) both;
}

/* Hover effects */
.hover-lift:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.hover-scale:hover {
    transform: scale(1.02);
}

/* ========================================
   ENHANCED SCROLLBAR STYLING
   ======================================== */

::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: var(--color-surface-secondary);
    border-radius: var(--radius-md);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary-400);
    border-radius: var(--radius-md);
    border: 2px solid var(--color-surface-secondary);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary-500);
}

/* Selection styling */
::selection {
    background: var(--color-primary-200);
    color: var(--color-primary-900);
}

::-moz-selection {
    background: var(--color-primary-200);
    color: var(--color-primary-900);
}

/* End of Brutalist Concrete Raw Architect Ultra-Enhanced Theme #1101 */
