:root{--bg-light:#ffffff;--bg-dark:#071129;--text-light:#0f172a;--text-dark:#e6eef8;--border-light:#e6e9ee;--border-dark:#1f2a3a;--primary-color:#2563eb;--primary-contrast:#ffffff;--danger-color:#dc2626;--gray-100:#f3f4f6;--blue-100:#dbeafe;--blue-900:#05204a;--shadow-sm:0 1px 3px rgba(2,6,23,0.06)}.dark-mode{--bg-light:var(--bg-dark);--text-light:var(--text-dark);--border-light:var(--border-dark);--primary-contrast:#0b1220}html{box-sizing:border-box;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,:after,:before{box-sizing:inherit}body{margin:0;min-height:100vh;background-color:var(--gray-100);-webkit-font-smoothing:antialiased}.dark-mode body,body{color:var(--text-light)}.dark-mode body{background-color:var(--bg-light)}.container-tight{max-width:1200px;margin-left:auto;margin-right:auto;padding-left:1rem;padding-right:1rem}:focus{outline:2px solid rgba(37,99,235,.18);outline-offset:2px}.spinner{width:48px;height:48px;border-radius:9999px;border:4px solid rgba(37,99,235,.15);border-top:4px solid var(--primary-color);animation:spin .9s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}::-webkit-scrollbar{height:8px;width:8px}::-webkit-scrollbar-thumb{background:rgba(15,23,42,.08);border-radius:9999px}.card{box-shadow:var(--shadow-sm)}