@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=JetBrains+Mono:wght@400;600&display=swap");:root{--cal-navy:#002663;--cal-blue-hover:#003380;--cal-light-bg:#f5f7fa;--bg-gradient-top:#eef2f7;--bg-gradient-bot:#dce6f0;--card-bg:#ffffff;--text-primary:#1a1a2e;--text-secondary:#6b7280;--divider-color:#e5e7eb;--card-shadow:0 16px 48px rgba(0,38,99,0.10),0 2px 8px rgba(0,38,99,0.04);--btn-shadow:0 2px 4px rgba(0,0,0,0.04);--error-color:#ef4444;--error-bg:#fee2e2;--font-body:"DM Sans",-apple-system,BlinkMacSystemFont,"Microsoft JhengHei",sans-serif;--font-mono:"JetBrains Mono","Menlo",monospace}*{box-sizing:border-box;margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body,html{height:100%}body{font-family:var(--font-body);background:linear-gradient(160deg,var(--bg-gradient-top) 0,var(--bg-gradient-bot) 100%);min-height:100vh;color:var(--text-primary)}a{text-decoration:none;color:inherit}.migration-banner{position:fixed;top:0;left:0;width:100%;background:linear-gradient(135deg,#002663,#003380);color:#fff;z-index:2000;box-shadow:0 2px 12px rgba(0,38,99,.25);animation:bannerSlideDown .4s cubic-bezier(.16,1,.3,1)}@keyframes bannerSlideDown{0%{transform:translateY(-100%);opacity:0}to{transform:translateY(0);opacity:1}}.migration-banner-inner{display:flex;align-items:center;justify-content:space-between;gap:12px;max-width:700px;margin:0 auto;padding:11px 20px}.migration-banner-text{flex:1 1;font-size:13px;line-height:1.6;text-align:center}.migration-banner-text strong{display:block;font-size:14px;font-weight:700;margin-bottom:2px}.migration-banner-text .banner-sub{color:rgba(255,255,255,.75);font-size:12px}.migration-banner-url{display:inline-block;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.3);border-radius:6px;padding:1px 8px;font-weight:700;font-family:var(--font-mono);font-size:13px;color:#fff;transition:background .2s}.migration-banner-url:hover{background:rgba(255,255,255,.28);text-decoration:underline}.migration-banner-close{background:none;border:none;color:rgba(255,255,255,.7);font-size:20px;cursor:pointer;padding:4px 6px;border-radius:50%;line-height:1;flex-shrink:0;transition:background .2s,color .2s;display:flex;align-items:center;justify-content:center}.migration-banner-close:hover{background:rgba(255,255,255,.15);color:#fff}@media (max-width:480px){.migration-banner-inner{padding:10px 14px}.migration-banner-text{font-size:12px}.migration-banner-text strong{font-size:13px}}