:root{--pc-font-family: "DM Sans", -apple-system, BlinkMacSystemFont, sans-serif;--pc-font-xs: .75rem;--pc-font-sm: .875rem;--pc-font-base: 1rem;--pc-font-lg: 1.125rem;--pc-font-xl: 1.25rem;--pc-fw-regular: 400;--pc-fw-medium: 500;--pc-fw-semibold: 600;--pc-fw-bold: 700;--pc-radius-sm: 6px;--pc-radius-md: 8px;--pc-radius-lg: 12px;--pc-radius-xl: 16px;--pc-radius-full: 9999px;--pc-brand-primary: #2563EB;--pc-brand-accent: #1D4ED8}:root,[data-theme=dark]{--pc-bg-primary: #0D0D0D;--pc-bg-secondary: #141414;--pc-bg-tertiary: #1A1A1A;--pc-bg-elevated: #1A1A1A;--pc-bg-hover: #252525;--pc-text-primary: #E8E4DF;--pc-text-secondary: #A8A49E;--pc-text-tertiary: #7A7670;--pc-text-inverse: #0D0D0D;--pc-border-color: #2A2A2A;--pc-border-light: #222222;--pc-border-dark: #3A3A3A;--pc-brand-primary-light: rgba(37, 99, 235, .08);--pc-success: #66BB6A;--pc-error: #EF5350;--pc-warning: #FFA726;--pc-error-bg: rgba(239, 83, 80, .08);--pc-shadow-md: 0 2px 8px rgba(0,0,0,.3);--pc-shadow-lg: 0 4px 16px rgba(0,0,0,.4)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased}body{font-family:var(--pc-font-family);background:var(--pc-bg-primary);color:var(--pc-text-primary);line-height:var(--pc-lh-normal)}a{text-decoration:none;color:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:var(--pc-space-2) var(--pc-space-4);border-radius:var(--pc-radius-md);font-size:var(--pc-font-sm);font-weight:var(--pc-fw-medium);font-family:inherit;cursor:pointer;border:1px solid transparent;transition:all var(--pc-transition-fast)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--primary{background:var(--pc-brand-primary);color:#fff}.btn--primary:hover:not(:disabled){filter:brightness(1.1)}.btn--secondary{background:var(--pc-bg-tertiary);color:var(--pc-text-primary);border-color:var(--pc-border-color)}.btn--secondary:hover{background:var(--pc-bg-hover)}.btn--ghost{background:transparent;color:var(--pc-text-secondary)}.btn--ghost:hover{background:var(--pc-bg-hover)}.btn--danger{background:var(--pc-error);color:#fff}.btn--danger:hover:not(:disabled){filter:brightness(1.1)}.btn--sm{padding:6px 12px;font-size:var(--pc-font-xs)}.btn--full{width:100%}