:root{--cyan: #00d2ff;--purple: #8a2be2;--magenta: #c026d3;--black: #0a0a0f;--text: #1a1a24;--text-muted: #4a4a5c;--border: #e8e8f0;--bg-soft: #f7f8fc;--bg-alt: #eef0f8;--gradient: linear-gradient(135deg, var(--cyan) 0%, var(--purple) 55%, var(--magenta) 100%);--radius: 12px;--shadow: 0 8px 32px rgba(10, 10, 15, .08);--font: "Segoe UI", system-ui, -apple-system, sans-serif;--header-h: 56px;--slide-fs: 1.0625rem;--slide-fs-sm: .95rem;--slide-fs-lg: 1.2rem;--slide-title: clamp(1.55rem, 4vw, 2.35rem);--slide-max: 920px}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px)}html,body{height:100%;overflow:hidden}body{margin:0;font-family:var(--font);font-size:var(--slide-fs);line-height:1.55;color:var(--text);background:#fff}.skip-link{position:absolute;left:-9999px;z-index:1000;padding:8px 16px;background:var(--purple);color:#fff;text-decoration:none;border-radius:4px}.skip-link:focus{left:16px;top:16px}img{max-width:100%;height:auto}