:root{color-scheme:light;--app-bg: #0b1020;--app-surface: rgba(255, 255, 255, .06);--app-border: rgba(255, 255, 255, .1);--app-text: rgba(255, 255, 255, .92);--app-text-weak: rgba(255, 255, 255, .72);--app-primary: #4f8cff}html,body{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Arial,sans-serif;background:radial-gradient(1200px 700px at 15% 10%,rgba(79,140,255,.45),transparent 60%),radial-gradient(900px 520px at 85% 20%,rgba(0,210,255,.25),transparent 58%),linear-gradient(180deg,#070b14,#0b1020 55%,#0a0f1f)}#app{min-height:100%}.glass{background:var(--app-surface);border:1px solid var(--app-border);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-radius:16px}.page{min-height:100vh;display:flex}