:root{color-scheme:light;--bg:#ffffff;--bg-soft:#f6f7fb;--bg-elev:#ffffff;--fg:#0a0d14;--fg-soft:#3a4150;--muted:#6b7388;--border:#e3e6ee;--border-strong:#c8cdda;--accent:#1d4ed8;--accent-hover:#1e40af;--accent-soft:#eff4ff;--accent-contrast:#ffffff;--success:#047857;--success-soft:#ecfdf5;--warn:#b45309;--warn-soft:#fffbeb;--danger:#dc2626;--danger-soft:#fef2f2;--info:#0369a1;--info-soft:#f0f9ff;--code-bg:#f1f2f7;--shadow-sm:0 1px 2px rgba(15,23,42,0.06);--shadow-md:0 4px 12px rgba(15,23,42,0.08);--shadow-lg:0 12px 40px rgba(15,23,42,0.16);--radius:14px;--radius-sm:10px;--radius-lg:20px;--sidebar-w:240px;--topbar-h:60px;--bottomnav-h:64px;--safe-top:env(safe-area-inset-top,0px);--safe-bottom:env(safe-area-inset-bottom,0px);--safe-left:env(safe-area-inset-left,0px);--safe-right:env(safe-area-inset-right,0px);--font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Inter","Helvetica Neue",sans-serif;--mono:ui-monospace,"SF Mono",Menlo,monospace}@media (prefers-color-scheme:dark){:root{color-scheme:dark;--bg:#0b0e14;--bg-soft:#11151f;--bg-elev:#161b27;--fg:#f3f5fa;--fg-soft:#c2c8d6;--muted:#8b93a7;--border:#232a39;--border-strong:#323b4f;--accent:#5b8cff;--accent-hover:#7aa2ff;--accent-soft:#15203a;--accent-contrast:#07101f;--success:#34d399;--success-soft:#0c2a22;--warn:#fbbf24;--warn-soft:#2a210a;--danger:#f87171;--danger-soft:#2a1314;--info:#38bdf8;--info-soft:#0a2433;--code-bg:#1a2030;--shadow-sm:0 1px 2px rgba(0,0,0,0.4);--shadow-md:0 6px 18px rgba(0,0,0,0.45);--shadow-lg:0 16px 50px rgba(0,0,0,0.6)}}*{box-sizing:border-box}body,html{padding:0;margin:0;background:var(--bg);color:var(--fg)}body{font-family:var(--font);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;-webkit-tap-highlight-color:transparent;overscroll-behavior-y:none}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}h1{font-size:26px;letter-spacing:-.02em;margin:0 0 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1.3s ease infinite;border-radius:8px}@keyframes shimmer{0%{background-position:100% 0}to{background-position:-100% 0}}.spinner{width:22px;height:22px;border-radius:50%;border:2.5px solid var(--border);border-top-color:var(--accent);animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.empty{text-align:center;padding:48px 24px;color:var(--muted)}.empty .ico{width:46px;height:46px;margin:0 auto 12px;opacity:.5}.empty h3{margin:0 0 4px;color:var(--fg);font-size:16px}.notice{padding:14px 16px;border-radius:var(--radius-sm);border:1px solid var(--border);border-left:3px solid var(--accent);background:var(--bg-elev);font-size:14px}.notice-success{border-left-color:var(--success);background:var(--success-soft)}.notice-danger{border-left-color:var(--danger);background:var(--danger-soft)}@media (max-width:600px){.hero{padding:48px 20px 36px}.hero h1{font-size:34px}.hero p{font-size:16px}.section{padding:36px 0}}@media (display-mode:standalone){.site-nav{padding-top:var(--safe-top)}}