:root{--color-primary: #2563eb;--color-primary-dark: #1d4ed8;--color-primary-light: #60a5fa;--color-primary-50: #eff6ff;--color-primary-100: #dbeafe;--color-secondary: #10b981;--color-secondary-50: #ecfdf5;--color-accent: #f59e0b;--color-accent-50: #fffbeb;--color-danger: #ef4444;--color-violet: #7c3aed;--color-violet-50: #f5f3ff;--color-rose: #f43f5e;--color-rose-50: #fff1f2;--color-teal: #14b8a6;--color-teal-50: #f0fdfa;--color-bg: #ffffff;--color-bg-secondary: #f8fafc;--color-bg-card: #ffffff;--color-text: #0f172a;--color-text-secondary: #475569;--color-text-muted: #64748b;--color-border: #e2e8f0;--color-border-focus: var(--color-primary);--gradient-hero: linear-gradient(160deg, #eff6ff 0%, #f0fdfa 30%, #f5f3ff 60%, #fff1f2 100%);--gradient-primary: linear-gradient(135deg, #2563eb, #7c3aed);--gradient-secondary: linear-gradient(135deg, #10b981, #14b8a6);--gradient-warm: linear-gradient(135deg, #f59e0b, #f43f5e);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 12px rgba(0, 0, 0, .06);--shadow-lg: 0 12px 32px rgba(0, 0, 0, .08);--shadow-xl: 0 20px 48px rgba(0, 0, 0, .1);--shadow-card-hover: 0 8px 24px rgba(37, 99, 235, .12);--shadow-glow-blue: 0 0 40px rgba(37, 99, 235, .15);--shadow-glow-green: 0 0 40px rgba(16, 185, 129, .15);--shadow-glow-violet: 0 0 40px rgba(124, 58, 237, .15);--shadow-glow-amber: 0 0 40px rgba(245, 158, 11, .15);--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--space-2xl: 3rem;--space-3xl: 4rem;--space-4xl: 6rem;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 2rem;--font-size-4xl: 2.5rem;--font-size-5xl: 3.25rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.25rem;--radius-full: 9999px;--max-width: 1100px;--header-height: 64px;--transition-fast: .15s ease;--transition-base: .25s cubic-bezier(.4, 0, .2, 1);--transition-spring: .3s cubic-bezier(.34, 1.56, .64, 1)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:100%;-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{font-family:var(--font-family);font-size:var(--font-size-base);color:var(--color-text);background:var(--color-bg);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-sm)}img{max-width:100%;height:auto;display:block}input,select,textarea,button{font:inherit}h1,h2,h3,h4,h5,h6{line-height:1.3;color:var(--color-text)}