.web-back { position: fixed; z-index: 60; right: 14px; bottom: 12px; font: 600 12.5px/1 system-ui, sans-serif; color: var(--ink); text-decoration: none; padding: 8px 14px; border-radius: 999px; background: var(--glass-strong); border: 1px solid var(--edge); backdrop-filter: blur(16px); }
body { overflow: auto; } #app { min-height: 100vh; }