:root{--color-bg-hero: #0a0f1e;--color-bg-section: #111827;--color-bg-card: #1f2937;--color-accent: #0ea5e9;--color-accent-sea: #059669;--color-text-primary: #f9fafb;--color-text-secondary: #9ca3af;--color-border: #374151;--font-size-hero: clamp(2rem, 5vw, 3.5rem);--font-size-section: clamp(1.5rem, 3vw, 2.25rem);--font-size-card-title: 1.125rem;--font-size-body: 1rem;--font-size-caption: .875rem;--line-height-body: 1.6;--space-xs: .5rem;--space-sm: 1rem;--space-md: 2rem;--space-lg: 4rem;--space-xl: 4rem;--content-width: 1200px;--radius-card: 8px;--radius-button: 6px;--shadow-card: 0 4px 24px rgba(0, 0, 0, .4)}*,*:before,*:after{box-sizing:border-box}html{font-family:Roboto,Helvetica,Arial,sans-serif;color:var(--color-text-primary);background:var(--color-bg-hero);scroll-behavior:smooth}body{margin:0;line-height:var(--line-height-body);font-size:var(--font-size-body);-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{margin:0;line-height:1.2;font-weight:700}p{margin:0}a{color:var(--color-accent);text-decoration:none}a:hover{text-decoration:underline}img,picture,video,canvas,svg{display:block;max-width:100%}input,button,textarea,select{font:inherit}ul,ol{margin:0;padding:0;list-style:none}