:root {
    /* Primitive Color Tokens */
    --color-white: rgba(255, 255, 255, 1);
    --color-black: rgba(0, 0, 0, 1);
    --color-cream-50: rgba(252, 252, 249, 1);
    --color-cream-100: rgba(255, 255, 253, 1);
    --color-gray-200: rgba(245, 245, 245, 1);
    --color-gray-300: rgba(167, 169, 169, 1);
    --color-gray-400: rgba(119, 124, 124, 1);
    --color-slate-500: rgba(98, 108, 113, 1);
    --color-brown-600: rgba(94, 82, 64, 1);
    --color-charcoal-700: rgba(31, 33, 33, 1);
    --color-charcoal-800: rgba(38, 40, 40, 1);
    --color-slate-900: rgba(19, 52, 59, 1);
    --color-teal-300: rgba(50, 184, 198, 1);
    --color-teal-400: rgba(45, 166, 178, 1);
    --color-teal-500: rgba(33, 128, 141, 1);
    --color-teal-600: rgba(29, 116, 128, 1);
    --color-teal-700: rgba(26, 104, 115, 1);
    --color-teal-800: rgba(41, 150, 161, 1);
    --color-red-400: rgba(255, 84, 89, 1);
    --color-red-500: rgba(192, 21, 47, 1);
    --color-orange-400: rgba(230, 129, 97, 1);
    --color-orange-500: rgba(168, 75, 47, 1);

    /* RGB versions for opacity control */
    --color-brown-600-rgb: 94, 82, 64;
    --color-teal-500-rgb: 33, 128, 141;
    --color-slate-900-rgb: 19, 52, 59;
    --color-slate-500-rgb: 98, 108, 113;
    --color-red-500-rgb: 192, 21, 47;
    --color-red-400-rgb: 255, 84, 89;
    --color-orange-500-rgb: 168, 75, 47;
    --color-orange-400-rgb: 230, 129, 97;

    /* Background color tokens (Light Mode) */
    --color-bg-1: rgba(59, 130, 246, 0.08);
    /* Light blue */
    --color-bg-2: rgba(245, 158, 11, 0.08);
    /* Light yellow */
    --color-bg-3: rgba(34, 197, 94, 0.08);
    /* Light green */
    --color-bg-4: rgba(239, 68, 68, 0.08);
    /* Light red */
    --color-bg-5: rgba(147, 51, 234, 0.08);
    /* Light purple */
    --color-bg-6: rgba(249, 115, 22, 0.08);
    /* Light orange */
    --color-bg-7: rgba(236, 72, 153, 0.08);
    /* Light pink */
    --color-bg-8: rgba(6, 182, 212, 0.08);
    /* Light cyan */

    /* Semantic Color Tokens (Light Mode) */
    --color-background: var(--color-cream-50);
    --color-surface: var(--color-cream-100);
    --color-text: var(--color-slate-900);
    --color-text-secondary: var(--color-slate-500);
    --color-primary: var(--color-teal-500);
    --color-primary-hover: var(--color-teal-600);
    --color-primary-active: var(--color-teal-700);
    --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
    --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
    --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
    --color-border: rgba(var(--color-brown-600-rgb), 0.2);
    --color-btn-primary-text: var(--color-cream-50);
    --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
    --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
    --color-error: var(--color-red-500);
    --color-success: var(--color-teal-500);
    --color-warning: var(--color-orange-500);
    --color-info: var(--color-slate-500);
    --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);
    --color-select-caret: rgba(var(--color-slate-900-rgb), 0.8);

    /* Common style patterns */
    --focus-ring: 0 0 0 3px var(--color-focus-ring);
    --focus-outline: 2px solid var(--color-primary);
    --status-bg-opacity: 0.15;
    --status-border-opacity: 0.25;
    --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

    /* RGB versions for opacity control */
    --color-success-rgb: 33, 128, 141;
    --color-error-rgb: 192, 21, 47;
    --color-warning-rgb: 168, 75, 47;
    --color-info-rgb: 98, 108, 113;

    /* Typography */
    --font-family-base: "FKGroteskNeue", "Geist", "Inter", -apple-system,
        BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-family-mono: "Berkeley Mono", ui-monospace, SFMono-Regular, Menlo,
        Monaco, Consolas, monospace;
    --font-size-xs: 11px;
    --font-size-sm: 12px;
    --font-size-base: 14px;
    --font-size-md: 14px;
    --font-size-lg: 16px;
    --font-size-xl: 18px;
    --font-size-2xl: 20px;
    --font-size-3xl: 24px;
    --font-size-4xl: 30px;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 550;
    --font-weight-bold: 600;
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --letter-spacing-tight: -0.01em;

    /* Spacing */
    --space-0: 0;
    --space-1: 1px;
    --space-2: 2px;
    --space-4: 4px;
    --space-6: 6px;
    --space-8: 8px;
    --space-10: 10px;
    --space-12: 12px;
    --space-16: 16px;
    --space-20: 20px;
    --space-24: 24px;
    --space-32: 32px;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-base: 8px;
    --radius-md: 10px;
    --radius-lg: 12px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.02);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.04),
        0 2px 4px -1px rgba(0, 0, 0, 0.02);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.04),
        0 4px 6px -2px rgba(0, 0, 0, 0.02);
    --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.15),
        inset 0 -1px 0 rgba(0, 0, 0, 0.03);

    /* Animation */
    --duration-fast: 150ms;
    --duration-normal: 250ms;
    --ease-standard: cubic-bezier(0.16, 1, 0.3, 1);

    /* Layout */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
}

/* Dark mode colors */
@media (prefers-color-scheme: dark) {
    :root {
        /* RGB versions for opacity control (Dark Mode) */
        --color-gray-400-rgb: 119, 124, 124;
        --color-teal-300-rgb: 50, 184, 198;
        --color-gray-300-rgb: 167, 169, 169;
        --color-gray-200-rgb: 245, 245, 245;

        /* Background color tokens (Dark Mode) */
        --color-bg-1: rgba(29, 78, 216, 0.15);
        /* Dark blue */
        --color-bg-2: rgba(180, 83, 9, 0.15);
        /* Dark yellow */
        --color-bg-3: rgba(21, 128, 61, 0.15);
        /* Dark green */
        --color-bg-4: rgba(185, 28, 28, 0.15);
        /* Dark red */
        --color-bg-5: rgba(107, 33, 168, 0.15);
        /* Dark purple */
        --color-bg-6: rgba(194, 65, 12, 0.15);
        /* Dark orange */
        --color-bg-7: rgba(190, 24, 93, 0.15);
        /* Dark pink */
        --color-bg-8: rgba(8, 145, 178, 0.15);
        /* Dark cyan */

        /* Semantic Color Tokens (Dark Mode) */
        --color-background: var(--color-charcoal-700);
        --color-surface: var(--color-charcoal-800);
        --color-text: var(--color-gray-200);
        --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
        --color-primary: var(--color-teal-300);
        --color-primary-hover: var(--color-teal-400);
        --color-primary-active: var(--color-teal-800);
        --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
        --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
        --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
        --color-border: rgba(var(--color-gray-400-rgb), 0.3);
        --color-error: var(--color-red-400);
        --color-success: var(--color-teal-300);
        --color-warning: var(--color-orange-400);
        --color-info: var(--color-gray-300);
        --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
        --color-btn-primary-text: var(--color-slate-900);
        --color-card-border: rgba(var(--color-gray-400-rgb), 0.2);
        --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
        --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
            inset 0 -1px 0 rgba(0, 0, 0, 0.15);
        --button-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
        --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
        --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

        /* Common style patterns - updated for dark mode */
        --focus-ring: 0 0 0 3px var(--color-focus-ring);
        --focus-outline: 2px solid var(--color-primary);
        --status-bg-opacity: 0.15;
        --status-border-opacity: 0.25;
        --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
        --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

        /* RGB versions for dark mode */
        --color-success-rgb: var(--color-teal-300-rgb);
        --color-error-rgb: var(--color-red-400-rgb);
        --color-warning-rgb: var(--color-orange-400-rgb);
        --color-info-rgb: var(--color-gray-300-rgb);
    }
}

/* Data attribute for manual theme switching */
[data-color-scheme="dark"] {
    /* RGB versions for opacity control (dark mode) */
    --color-gray-400-rgb: 119, 124, 124;
    --color-teal-300-rgb: 50, 184, 198;
    --color-gray-300-rgb: 167, 169, 169;
    --color-gray-200-rgb: 245, 245, 245;

    /* Colorful background palette - Dark Mode */
    --color-bg-1: rgba(29, 78, 216, 0.15);
    /* Dark blue */
    --color-bg-2: rgba(180, 83, 9, 0.15);
    /* Dark yellow */
    --color-bg-3: rgba(21, 128, 61, 0.15);
    /* Dark green */
    --color-bg-4: rgba(185, 28, 28, 0.15);
    /* Dark red */
    --color-bg-5: rgba(107, 33, 168, 0.15);
    /* Dark purple */
    --color-bg-6: rgba(194, 65, 12, 0.15);
    /* Dark orange */
    --color-bg-7: rgba(190, 24, 93, 0.15);
    /* Dark pink */
    --color-bg-8: rgba(8, 145, 178, 0.15);
    /* Dark cyan */

    /* Semantic Color Tokens (Dark Mode) */
    --color-background: var(--color-charcoal-700);
    --color-surface: var(--color-charcoal-800);
    --color-text: var(--color-gray-200);
    --color-text-secondary: rgba(var(--color-gray-300-rgb), 0.7);
    --color-primary: var(--color-teal-300);
    --color-primary-hover: var(--color-teal-400);
    --color-primary-active: var(--color-teal-800);
    --color-secondary: rgba(var(--color-gray-400-rgb), 0.15);
    --color-secondary-hover: rgba(var(--color-gray-400-rgb), 0.25);
    --color-secondary-active: rgba(var(--color-gray-400-rgb), 0.3);
    --color-border: rgba(var(--color-gray-400-rgb), 0.3);
    --color-error: var(--color-red-400);
    --color-success: var(--color-teal-300);
    --color-warning: var(--color-orange-400);
    --color-info: var(--color-gray-300);
    --color-focus-ring: rgba(var(--color-teal-300-rgb), 0.4);
    --color-btn-primary-text: var(--color-slate-900);
    --color-card-border: rgba(var(--color-gray-400-rgb), 0.15);
    --color-card-border-inner: rgba(var(--color-gray-400-rgb), 0.15);
    --shadow-inset-sm: inset 0 1px 0 rgba(255, 255, 255, 0.1),
        inset 0 -1px 0 rgba(0, 0, 0, 0.15);
    --color-border-secondary: rgba(var(--color-gray-400-rgb), 0.2);
    --color-select-caret: rgba(var(--color-gray-200-rgb), 0.8);

    /* Common style patterns - updated for dark mode */
    --focus-ring: 0 0 0 3px var(--color-focus-ring);
    --focus-outline: 2px solid var(--color-primary);
    --status-bg-opacity: 0.15;
    --status-border-opacity: 0.25;
    --select-caret-light: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23134252' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    --select-caret-dark: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23f5f5f5' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");

    /* RGB versions for dark mode */
    --color-success-rgb: var(--color-teal-300-rgb);
    --color-error-rgb: var(--color-red-400-rgb);
    --color-warning-rgb: var(--color-orange-400-rgb);
    --color-info-rgb: var(--color-gray-300-rgb);
}

[data-color-scheme="light"] {
    /* RGB versions for opacity control (light mode) */
    --color-brown-600-rgb: 94, 82, 64;
    --color-teal-500-rgb: 33, 128, 141;
    --color-slate-900-rgb: 19, 52, 59;

    /* Semantic Color Tokens (Light Mode) */
    --color-background: var(--color-cream-50);
    --color-surface: var(--color-cream-100);
    --color-text: var(--color-slate-900);
    --color-text-secondary: var(--color-slate-500);
    --color-primary: var(--color-teal-500);
    --color-primary-hover: var(--color-teal-600);
    --color-primary-active: var(--color-teal-700);
    --color-secondary: rgba(var(--color-brown-600-rgb), 0.12);
    --color-secondary-hover: rgba(var(--color-brown-600-rgb), 0.2);
    --color-secondary-active: rgba(var(--color-brown-600-rgb), 0.25);
    --color-border: rgba(var(--color-brown-600-rgb), 0.2);
    --color-btn-primary-text: var(--color-cream-50);
    --color-card-border: rgba(var(--color-brown-600-rgb), 0.12);
    --color-card-border-inner: rgba(var(--color-brown-600-rgb), 0.12);
    --color-error: var(--color-red-500);
    --color-success: var(--color-teal-500);
    --color-warning: var(--color-orange-500);
    --color-info: var(--color-slate-500);
    --color-focus-ring: rgba(var(--color-teal-500-rgb), 0.4);

    /* RGB versions for light mode */
    --color-success-rgb: var(--color-teal-500-rgb);
    --color-error-rgb: var(--color-red-500-rgb);
    --color-warning-rgb: var(--color-orange-500-rgb);
    --color-info-rgb: var(--color-slate-500-rgb);
}

/* Base styles */
html {
    font-size: var(--font-size-base);
    font-family: var(--font-family-base);
    line-height: var(--line-height-normal);
    color: var(--color-text);
    background-color: var(--color-background);
    -webkit-font-smoothing: antialiased;
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
}

*,
*::before,
*::after {
    box-sizing: inherit;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    margin: 0;
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--color-text);
    letter-spacing: var(--letter-spacing-tight);
}

h1 {
    font-size: var(--font-size-4xl);
}

h2 {
    font-size: var(--font-size-3xl);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-md);
}

p {
    margin: 0 0 var(--space-16) 0;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--duration-fast) var(--ease-standard);
}

a:hover {
    color: var(--color-primary-hover);
}

code,
pre {
    font-family: var(--font-family-mono);
    font-size: calc(var(--font-size-base) * 0.95);
    background-color: var(--color-secondary);
    border-radius: var(--radius-sm);
}

code {
    padding: var(--space-1) var(--space-4);
}

pre {
    padding: var(--space-16);
    margin: var(--space-16) 0;
    overflow: auto;
    border: 1px solid var(--color-border);
}

pre code {
    background: none;
    padding: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-8) var(--space-16);
    border-radius: var(--radius-base);
    font-size: var(--font-size-base);
    font-weight: 500;
    line-height: 1.5;
    cursor: pointer;
    transition: all var(--duration-normal) var(--ease-standard);
    border: none;
    text-decoration: none;
    position: relative;
}

.btn:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

.btn--primary {
    background: var(--color-primary);
    color: var(--color-btn-primary-text);
}

.btn--primary:hover {
    background: var(--color-primary-hover);
}

.btn--primary:active {
    background: var(--color-primary-active);
}

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

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

.btn--secondary:active {
    background: var(--color-secondary-active);
}

.btn--outline {
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-text);
}

.btn--outline:hover {
    background: var(--color-secondary);
}

.btn--sm {
    padding: var(--space-4) var(--space-12);
    font-size: var(--font-size-sm);
    border-radius: var(--radius-sm);
}

.btn--lg {
    padding: var(--space-10) var(--space-20);
    font-size: var(--font-size-lg);
    border-radius: var(--radius-md);
}

.btn--full-width {
    width: 100%;
}

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

/* Form elements */
.form-control {
    display: block;
    width: 100%;
    padding: var(--space-8) var(--space-12);
    font-size: var(--font-size-md);
    line-height: 1.5;
    color: var(--color-text);
    background-color: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-base);
    transition: border-color var(--duration-fast) var(--ease-standard),
        box-shadow var(--duration-fast) var(--ease-standard);
}

textarea.form-control {
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
}

select.form-control {
    padding: var(--space-8) var(--space-12);
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    background-image: var(--select-caret-light);
    background-repeat: no-repeat;
    background-position: right var(--space-12) center;
    background-size: 16px;
    padding-right: var(--space-32);
}

/* Add a dark mode specific caret */
@media (prefers-color-scheme: dark) {
    select.form-control {
        background-image: var(--select-caret-dark);
    }
}

/* Also handle data-color-scheme */
[data-color-scheme="dark"] select.form-control {
    background-image: var(--select-caret-dark);
}

[data-color-scheme="light"] select.form-control {
    background-image: var(--select-caret-light);
}

.form-control:focus {
    border-color: var(--color-primary);
    outline: var(--focus-outline);
}

.form-label {
    display: block;
    margin-bottom: var(--space-8);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
}

.form-group {
    margin-bottom: var(--space-16);
}

/* Card component */
.card {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-card-border);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: box-shadow var(--duration-normal) var(--ease-standard);
}

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

.card__body {
    padding: var(--space-16);
}

.card__header,
.card__footer {
    padding: var(--space-16);
    border-bottom: 1px solid var(--color-card-border-inner);
}

/* Status indicators - simplified with CSS variables */
.status {
    display: inline-flex;
    align-items: center;
    padding: var(--space-6) var(--space-12);
    border-radius: var(--radius-full);
    font-weight: var(--font-weight-medium);
    font-size: var(--font-size-sm);
}

.status--success {
    background-color: rgba(var(--color-success-rgb, 33, 128, 141),
            var(--status-bg-opacity));
    color: var(--color-success);
    border: 1px solid rgba(var(--color-success-rgb, 33, 128, 141), var(--status-border-opacity));
}

.status--error {
    background-color: rgba(var(--color-error-rgb, 192, 21, 47),
            var(--status-bg-opacity));
    color: var(--color-error);
    border: 1px solid rgba(var(--color-error-rgb, 192, 21, 47), var(--status-border-opacity));
}

.status--warning {
    background-color: rgba(var(--color-warning-rgb, 168, 75, 47),
            var(--status-bg-opacity));
    color: var(--color-warning);
    border: 1px solid rgba(var(--color-warning-rgb, 168, 75, 47), var(--status-border-opacity));
}

.status--info {
    background-color: rgba(var(--color-info-rgb, 98, 108, 113),
            var(--status-bg-opacity));
    color: var(--color-info);
    border: 1px solid rgba(var(--color-info-rgb, 98, 108, 113), var(--status-border-opacity));
}

/* Container layout */
.container {
    width: 100%;
    margin-right: auto;
    margin-left: auto;
    padding-right: var(--space-16);
    padding-left: var(--space-16);
}

@media (min-width: 640px) {
    .container {
        max-width: var(--container-sm);
    }
}

@media (min-width: 768px) {
    .container {
        max-width: var(--container-md);
    }
}

@media (min-width: 1024px) {
    .container {
        max-width: var(--container-lg);
    }
}

@media (min-width: 1280px) {
    .container {
        max-width: var(--container-xl);
    }
}

/* Utility classes */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

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

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-4 {
    gap: var(--space-4);
}

.gap-8 {
    gap: var(--space-8);
}

.gap-16 {
    gap: var(--space-16);
}

.m-0 {
    margin: 0;
}

.mt-8 {
    margin-top: var(--space-8);
}

.mb-8 {
    margin-bottom: var(--space-8);
}

.mx-8 {
    margin-left: var(--space-8);
    margin-right: var(--space-8);
}

.my-8 {
    margin-top: var(--space-8);
    margin-bottom: var(--space-8);
}

.p-0 {
    padding: 0;
}

.py-8 {
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
}

.px-8 {
    padding-left: var(--space-8);
    padding-right: var(--space-8);
}

.py-16 {
    padding-top: var(--space-16);
    padding-bottom: var(--space-16);
}

.px-16 {
    padding-left: var(--space-16);
    padding-right: var(--space-16);
}

.block {
    display: block;
}

.hidden {
    display: none;
}

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

:focus-visible {
    outline: var(--focus-outline);
    outline-offset: 2px;
}

/* Dark mode specifics */
[data-color-scheme="dark"] .btn--outline {
    border: 1px solid var(--color-border-secondary);
}

@font-face {
    font-family: 'FKGroteskNeue';
    src: url('https://r2cdn.perplexity.ai/fonts/FKGroteskNeue.woff2') format('woff2');
}

/* END PERPLEXITY DESIGN SYSTEM */
/* ================================
   PROFESSIONAL CLEAN DESIGN SYSTEM
   ================================ */
:root {
    /* Professional Color Palette */
    --pro-bg-primary: #0f172a;
    --pro-bg-secondary: #1e293b;
    --pro-bg-card: #1e293b;
    --pro-bg-card-hover: #334155;
    --pro-text-primary: #f1f5f9;
    --pro-text-secondary: #94a3b8;
    --pro-text-muted: #64748b;
    --pro-accent: #38bdf8;
    --pro-accent-hover: #7dd3fc;
    --pro-border: #334155;
    --pro-border-light: #475569;
    --pro-success: #10b981;
    --pro-warning: #f59e0b;
    --pro-danger: #ef4444;
    --pro-info: #6366f1;

    /* Typography */
    --pro-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --pro-font-mono: 'JetBrains Mono', 'Fira Code', monospace;

    /* Spacing */
    --pro-spacing-xs: 0.25rem;
    --pro-spacing-sm: 0.5rem;
    --pro-spacing-md: 1rem;
    --pro-spacing-lg: 1.5rem;
    --pro-spacing-xl: 2rem;
    --pro-spacing-2xl: 3rem;
    --pro-spacing-3xl: 4rem;

    /* Border Radius */
    --pro-radius-sm: 6px;
    --pro-radius-md: 8px;
    --pro-radius-lg: 12px;
    --pro-radius-xl: 16px;

    /* Shadows */
    --pro-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --pro-shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --pro-shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.4);
    --pro-shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.5);

    /* Transitions */
    --pro-transition: all 0.2s ease;
}

/* Base Styles - Professional Override */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body.projects-page {
    font-family: var(--pro-font);
    background: var(--pro-bg-primary);
    color: var(--pro-text-primary);
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
    line-height: 1.6;
}

/* Hide cyberpunk effects */
#matrixCanvas,
.scanlines,
.screen-flicker {
    display: none !important;
}

/* Hero Section - Professional */
.hero-section {
    min-height: 40vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--pro-spacing-3xl) var(--pro-spacing-xl);
    background: linear-gradient(180deg, var(--pro-bg-secondary) 0%, var(--pro-bg-primary) 100%);
    position: relative;
    border-bottom: 1px solid var(--pro-border);
}

.hero-section::before {
    display: none;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    color: var(--pro-text-primary);
    margin-bottom: var(--pro-spacing-md);
    letter-spacing: -0.02em;
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: unset;
    text-shadow: none;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--pro-text-secondary);
    font-weight: 400;
    max-width: 600px;
    margin: 0 auto;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--pro-spacing-lg);
    position: relative;
    z-index: 2;
}

/* Terminal Prompt - Professional */
.terminal-prompt {
    font-size: 1rem;
    margin-bottom: 1rem;
    color: var(--pro-text-secondary);
    font-family: var(--pro-font-mono);
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: unset;
    text-shadow: none;
}

.prompt-symbol {
    color: var(--pro-accent);
    text-shadow: none;
}

.typing-cursor {
    animation: blink 1s infinite;
    color: var(--pro-accent);
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* Glitch Text Effect - Professional Override (No Glitch) */
.glitch-text {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 700;
    position: relative;
    font-family: var(--pro-font);
    letter-spacing: -0.02em;
    margin: 1.5rem 0;
    transition: all 0.2s ease;
    color: var(--pro-text-primary);
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: unset;
    text-shadow: none;
}

.glitch-text:hover {
    animation: none;
    color: var(--pro-accent);
}

.glitch-text::before,
.glitch-text::after {
    display: none;
}
        transform: translate(-2px, 2px);
    }

    80% {
        transform: translate(-2px, -2px);
    }
}

/* Hero Tagline - Professional */
.hero-tagline {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--pro-text-secondary);
    text-shadow: none;
    font-weight: 500;
    margin-bottom: 1.5rem;
    letter-spacing: 0;
}

/* ASCII Art - Hide */
.ascii-art {
    display: none;
}

.ascii-art pre {
    display: none;
}

/* Hero Description - Professional */
.hero-description {
    font-size: clamp(1rem, 1.5vw, 1.125rem);
    color: var(--pro-text-secondary);
    margin-bottom: 2rem;
    text-shadow: none;
    line-height: 1.7;
}

/* Loading Bar - Professional */
.loading-bar {
    display: none;
}

/* Projects Showcase - Professional */
.projects-showcase {
    padding: var(--pro-spacing-3xl) var(--pro-spacing-lg);
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
}

/* Project Section - Professional Card */
.project-section {
    margin: var(--pro-spacing-2xl) 0;
    padding: var(--pro-spacing-xl);
    background: var(--pro-bg-card);
    border: 1px solid var(--pro-border);
    border-radius: var(--pro-radius-lg);
    position: relative;
    overflow: hidden;
    backdrop-filter: none;
    transition: var(--pro-transition);
    box-shadow: var(--pro-shadow-md);
}

.project-section::before {
    display: none;
}

.project-section:hover {
    box-shadow: var(--pro-shadow-lg);
    transform: translateY(-4px);
    border-color: var(--pro-border-light);
    background: var(--pro-bg-card-hover);
}

/* Project Container */
.project-container {
    max-width: 100%;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

/* Project Content Layout */
.project-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--pro-spacing-xl);
    align-items: center;
}

.project-section:nth-child(even) .project-content {
    direction: rtl;
}

.project-section:nth-child(even) .project-text,
.project-section:nth-child(even) .project-image-container {
    direction: ltr;
}

/* Project Image - Professional */
.project-image-container {
    position: relative;
    height: 320px;
    border: 1px solid var(--pro-border);
    border-radius: var(--pro-radius-md);
    overflow: hidden;
    transition: var(--pro-transition);
    background: var(--pro-bg-primary);
}

.project-image-container::after {
    display: none;
}

.project-image-container:hover {
    box-shadow: var(--pro-shadow-md);
    transform: scale(1.01);
    border-color: var(--pro-accent);
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: none;
    transition: var(--pro-transition);
}

.project-image:hover {
    filter: brightness(1.05);
}

/* Project Text - Professional */
.project-text {
    padding: var(--pro-spacing-md);
}

.project-header {
    margin-bottom: var(--pro-spacing-md);
}

.project-category {
    color: var(--pro-accent);
    font-size: 0.75rem;
    font-weight: 600;
    text-shadow: none;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    margin-bottom: var(--pro-spacing-xs);
}

.project-title {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 700;
    color: var(--pro-text-primary);
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: unset;
    text-shadow: none;
    margin: var(--pro-spacing-sm) 0;
    font-family: var(--pro-font);
    transition: var(--pro-transition);
    letter-spacing: -0.01em;
}

.project-title:hover {
    animation: none;
    color: var(--pro-accent);
}

.project-subtitle {
    color: var(--pro-text-secondary);
    background: none;
    -webkit-background-clip: unset;
    -webkit-text-fill-color: unset;
    font-size: 0.95rem;
    text-shadow: none;
    margin-bottom: var(--pro-spacing-md);
    font-style: italic;
}

.project-description {
    color: var(--pro-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: var(--pro-spacing-lg);
    text-shadow: none;
}

/* Threat Level Badge - Professional */
.threat-level {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border: 1px solid;
    border-radius: var(--pro-radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: var(--pro-spacing-md);
    text-shadow: none;
    text-transform: uppercase;
}

.threat-level.critical {
    color: var(--pro-danger);
    border-color: var(--pro-danger);
    background: rgba(239, 68, 68, 0.1);
    box-shadow: none;
}

.threat-level.high {
    color: var(--pro-warning);
    border-color: var(--pro-warning);
    background: rgba(245, 158, 11, 0.1);
    box-shadow: none;
}

.threat-level.medium {
    color: var(--pro-accent);
    border-color: var(--pro-accent);
    background: rgba(56, 189, 248, 0.1);
    box-shadow: none;
}

.threat-level.extreme {
    color: var(--pro-info);
    border-color: var(--pro-info);
    background: rgba(99, 102, 241, 0.1);
    box-shadow: none;
}

/* Technology Tags - Professional */
.project-technologies {
    display: flex;
    flex-wrap: wrap;
    gap: var(--pro-spacing-sm);
    margin-bottom: var(--pro-spacing-lg);
}

.tech-badge {
    background: var(--pro-bg-primary);
    color: var(--pro-text-secondary);
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--pro-border);
    border-radius: var(--pro-radius-sm);
    font-size: 0.8rem;
    font-weight: 500;
    transition: var(--pro-transition);
    text-shadow: none;
    position: relative;
    overflow: hidden;
    font-family: var(--pro-font-mono);
}

.tech-badge::before {
    display: none;
}

.tech-badge:hover::before {
    display: none;
}

.tech-badge:hover {
    background: var(--pro-bg-secondary);
    border-color: var(--pro-accent);
    color: var(--pro-accent);
    box-shadow: none;
    transform: translateY(-1px);
}
/* Features List - Professional */
.project-features {
    margin-bottom: var(--pro-spacing-lg);
}

.features-list {
    list-style: none;
    padding: 0;
}

.features-list li {
    color: var(--pro-text-secondary);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.features-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--pro-accent);
    background: none;
    -webkit-background-clip: unset;
    text-shadow: none;
}

/* Execute Button - Professional */
.execute-button {
    background: var(--pro-accent);
    color: var(--pro-bg-primary);
    border: none;
    padding: 0.75rem 1.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    font-family: var(--pro-font);
    cursor: pointer;
    transition: var(--pro-transition);
    text-transform: none;
    letter-spacing: 0;
    position: relative;
    overflow: hidden;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border-radius: var(--pro-radius-md);
}

.execute-button::before {
    display: none;
}

.execute-button:hover::before {
    display: none;
}

.execute-button:hover {
    background: var(--pro-accent-hover);
    box-shadow: var(--pro-shadow-md);
    transform: translateY(-2px);
}

.execute-button:active {
    transform: translateY(0);
}

/* Project Modal - Professional */
.project-modal,
.terminal-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.95);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(8px);
}

.project-modal.hidden,
.terminal-modal.hidden {
    display: none;
}

.modal-window,
.terminal-window {
    background: var(--pro-bg-card);
    border: 1px solid var(--pro-border);
    border-radius: var(--pro-radius-lg);
    max-width: 700px;
    width: 90%;
    max-height: 80vh;
    animation: modalFadeIn 0.2s ease-out;
    overflow: hidden;
}

@keyframes modalFadeIn {
    0% {
        opacity: 0;
        transform: scale(0.95);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-header,
.terminal-header {
    background: var(--pro-bg-secondary);
    color: var(--pro-text-primary);
    padding: var(--pro-spacing-md) var(--pro-spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--pro-border);
}

.terminal-controls {
    display: none;
}

.modal-close {
    background: none;
    border: none;
    color: var(--pro-text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: var(--pro-transition);
}

.modal-close:hover {
    color: var(--pro-text-primary);
}

.modal-title,
.terminal-title {
    font-weight: 600;
    font-size: 1rem;
}

.modal-body,
.terminal-body {
    padding: var(--pro-spacing-lg);
    color: var(--pro-text-primary);
    font-family: var(--pro-font);
    max-height: 60vh;
    overflow-y: auto;
}

.modal-content,
.terminal-content {
    margin-bottom: var(--pro-spacing-md);
}

.terminal-input {
    display: none;
}

/* Responsive Design - Professional */
@media (max-width: 1024px) {
    .ascii-art pre {
        display: none;
    }

    .project-content {
        gap: var(--pro-spacing-lg);
    }

    .project-image-container {
        height: 280px;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: var(--pro-spacing-2xl) var(--pro-spacing-md);
        min-height: 30vh;
    }

    .ascii-art {
        display: none;
    }

    .project-content {
        grid-template-columns: 1fr;
        gap: var(--pro-spacing-lg);
    }

    .project-section:nth-child(even) .project-content {
        direction: ltr;
    }

    .project-image-container {
        height: 220px;
    }

    .project-text {
        padding: var(--pro-spacing-sm);
    }

    .execute-button {
        width: 100%;
        justify-content: center;
    }

    .modal-window,
    .terminal-window {
        width: 95%;
        max-height: 85vh;
    }

    .projects-showcase {
        padding: var(--pro-spacing-xl) var(--pro-spacing-md);
    }
}

@media (max-width: 480px) {
    .hero-title,
    .glitch-text {
        font-size: 1.75rem;
    }

    .hero-tagline,
    .hero-subtitle {
        font-size: 0.95rem;
    }

    .project-section {
        margin: var(--pro-spacing-lg) 0;
        padding: var(--pro-spacing-md);
    }

    .project-image-container {
        height: 180px;
    }

    .tech-badge {
        font-size: 0.7rem;
        padding: 0.25rem 0.5rem;
    }

    .project-title {
        font-size: 1.25rem;
    }
}