:root{--bg:#ffffff;--surface:#f7f8fc;--card:#ffffff;--text:#1f2430;--muted:#6b7280;--accent:#6a5acd;--accent-strong:#5848c2;--ok:#10b981;--error:#ef4444}body.theme-dark{--bg:#0e1220;--surface:#0f1426;--card:#0f162b;--text:#e6e8ee;--muted:#a6adbb;--accent:#7c6df6;--accent-strong:#6a58f4}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji";color:var(--text);background:var(--surface)}html{scroll-behavior:smooth}.container{max-width:1100px;margin:0 auto;padding:24px}main.container{padding-bottom:16px}main{margin-bottom:2rem;padding-bottom:1rem}.sp-header{position:sticky;top:0;z-index:10;background:#ffffffeb;border-bottom:1px solid #eef0f6;-webkit-backdrop-filter:saturate(180%) blur(8px);backdrop-filter:saturate(180%) blur(8px)}.sp-header.scrolled{box-shadow:0 2px 10px #0000000f}body.theme-dark .sp-header{background:color-mix(in srgb,var(--card) 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0;font-weight:700;color:var(--muted)}