:root{--font-family-primary: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-family-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, "Courier New", monospace;--color-bg-primary: #0d1117;--color-bg-secondary: #161b22;--color-bg-tertiary: #21262d;--color-bg-overlay: rgba(13, 17, 23, .8);--color-border-primary: #30363d;--color-border-secondary: #21262d;--color-border-focus: #58a6ff;--color-border-danger: #f85149;--color-text-primary: #f0f6fc;--color-text-secondary: #8b949e;--color-text-tertiary: #6e7681;--color-text-placeholder: #8b949e;--color-text-link: #58a6ff;--color-text-link-hover: #79c0ff;--color-accent-primary: #7578c9;--color-accent-secondary: #8284c6;--color-success: #238636;--color-success-hover: #2ea043;--color-success-light: rgba(35, 134, 54, .1);--color-danger: #da3633;--color-danger-hover: #f85149;--color-danger-light: rgba(248, 81, 73, .1);--color-warning: #d29922;--color-warning-hover: #e3b341;--color-warning-light: rgba(210, 153, 34, .1);--btn-primary-bg: #4E52B9;--btn-primary-bg-hover: #5A5DCC;--btn-primary-text: #ffffff;--btn-secondary-bg: var(--color-bg-tertiary);--btn-secondary-bg-hover: #292f39;--btn-secondary-text: var(--color-text-primary);--btn-secondary-border: var(--color-border-primary);--btn-secondary-border-hover: var(--color-accent-primary);--btn-danger-bg: var(--color-danger);--btn-danger-bg-hover: var(--color-danger-hover);--btn-danger-text: #ffffff;--form-bg: var(--color-bg-primary);--form-border: var(--color-border-primary);--form-border-focus: var(--color-border-focus);--form-text: var(--color-text-primary);--form-placeholder: var(--color-text-placeholder);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: .75rem;--spacing-lg: 1rem;--spacing-xl: 1.5rem;--spacing-2xl: 2rem;--spacing-3xl: 3rem;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--shadow-sm: 0 2px 4px rgba(0, 0, 0, .1);--shadow-md: 0 4px 12px rgba(0, 0, 0, .15);--shadow-lg: 0 8px 30px rgba(0, 0, 0, .3);--shadow-focus: 0 0 0 3px rgba(88, 166, 255, .1);--font-size-xs: 12px;--font-size-sm: 14px;--font-size-base: 16px;--font-size-lg: 18px;--font-size-xl: 20px;--font-size-2xl: 24px;--font-size-3xl: 32px;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--transition-fast: .1s ease;--transition-normal: .2s ease;--transition-slow: .3s ease}*{box-sizing:border-box}body{margin:0;font-family:var(--font-family-primary);font-size:var(--font-size-sm);line-height:var(--line-height-normal);color:var(--color-text-primary);background-color:var(--color-bg-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color-scheme:dark}input,select,textarea,button{font-family:var(--font-family-primary)}.btn{padding:var(--spacing-md) var(--spacing-lg);border:none;border-radius:var(--radius-md);cursor:pointer;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);font-family:var(--font-family-primary);text-decoration:none;display:inline-flex;align-items:center;gap:var(--spacing-sm);transition:all var(--transition-normal);line-height:1;white-space:nowrap}.btn-primary{background:var(--btn-primary-bg);color:var(--btn-primary-text)}.btn-primary:hover:not(:disabled){background:var(--btn-primary-bg-hover)}.btn-secondary{background:var(--btn-secondary-bg);color:var(--btn-secondary-text);border:1px solid var(--btn-secondary-border)}.btn-secondary:hover:not(:disabled){background:var(--btn-secondary-bg-hover);border-color:var(--btn-secondary-bg-hover)}.btn-danger{background:var(--btn-danger-bg);color:var(--btn-danger-text)}.btn-danger:hover:not(:disabled){background:var(--btn-danger-bg-hover)}.btn:disabled{background:var(--color-bg-tertiary);color:var(--color-text-secondary);cursor:not-allowed;transform:none}.form-group{margin-bottom:var(--spacing-xl)}.form-group label{display:block;margin-bottom:var(--spacing-sm);color:var(--color-text-secondary);font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);text-transform:uppercase;letter-spacing:.5px}.form-control,input,select,textarea{width:100%;padding:var(--spacing-md) var(--spacing-lg);background:var(--form-bg);border:1px solid var(--form-border);border-radius:var(--radius-md);font-size:var(--font-size-sm);color:var(--form-text);font-family:var(--font-family-primary);transition:all var(--transition-normal);box-sizing:border-box}.form-control::placeholder,input::placeholder,textarea::placeholder{color:var(--form-placeholder)}.form-control:focus,input:focus,select:focus,textarea:focus{outline:none;border-color:var(--form-border-focus);box-shadow:var(--shadow-focus)}.form-control:hover,input:hover,select:hover,textarea:hover{border-color:var(--color-accent-primary)}select{appearance:none;-webkit-appearance:none;-moz-appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238b949e' 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");background-repeat:no-repeat;background-position:right 1rem center;background-size:1rem;padding-right:3rem}.text-primary{color:var(--color-text-primary)}.text-secondary{color:var(--color-text-secondary)}.text-tertiary{color:var(--color-text-tertiary)}.text-success{color:var(--color-success)}.text-danger{color:var(--color-danger)}.text-warning{color:var(--color-warning)}.bg-primary{background-color:var(--color-bg-primary)}.bg-secondary{background-color:var(--color-bg-secondary)}.bg-tertiary{background-color:var(--color-bg-tertiary)}.border{border:1px solid var(--color-border-primary)}.border-secondary{border:1px solid var(--color-border-secondary)}.border-focus{border:1px solid var(--color-border-focus)}.rounded-sm{border-radius:var(--radius-sm)}.rounded{border-radius:var(--radius-md)}.rounded-lg{border-radius:var(--radius-lg)}.shadow-sm{box-shadow:var(--shadow-sm)}.shadow{box-shadow:var(--shadow-md)}.shadow-lg{box-shadow:var(--shadow-lg)}