:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--bg:#f6f7f9;--surface:#fff;--border:#e3e5ea;--text:#16171a;--text-muted:#666b76;--primary:#2563eb;--primary-hover:#1d4ed8;--primary-contrast:#fff;--danger:#dc2626;--danger-bg:#fef2f2;--shadow:0 1px 2px #1018280f;font-family:system-ui,sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;--bg:#16171b;--surface:#1e2024;--border:#303338;--text:#f1f2f4;--text-muted:#9a9fa8;--primary:#3b82f6;--primary-hover:#60a5fa;--primary-contrast:#0b1220;--danger:#f87171;--danger-bg:#2a1616;--shadow:0 1px 2px #0006}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}h1{margin:0 0 1.25rem;font-size:1.375rem}h2{color:var(--text-muted);margin:0 0 1rem;font-size:1rem}a{color:var(--primary)}.topnav{border-bottom:1px solid var(--border);background:var(--surface);justify-content:space-between;align-items:center;padding:.875rem 1.5rem;display:flex}.topnav a{color:var(--text);font-weight:600;text-decoration:none}.nav-links{align-items:center;gap:1.25rem;font-size:.9rem;display:flex}.nav-links a{color:var(--text-muted);font-weight:500}.nav-links a:hover{color:var(--text)}main{max-width:900px;margin:0 auto;padding:2rem 1.5rem}form{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:10px;max-width:380px;padding:1.5rem}.projects-page form,.tools-page form{margin-bottom:2rem}form label{color:var(--text-muted);flex-direction:column;gap:.35rem;margin-bottom:1rem;font-size:.875rem;font-weight:500;display:flex}input,select{font:inherit;border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:6px;padding:.5rem .65rem}input:focus,select:focus{outline:2px solid var(--primary);outline-offset:-1px}button{font:inherit;background:var(--primary);color:var(--primary-contrast);cursor:pointer;border:none;border-radius:6px;padding:.55rem 1.1rem;font-weight:600}button:hover{background:var(--primary-hover)}button:disabled{opacity:.6;cursor:not-allowed}.tool-table button,.project-list button{color:var(--danger);background:0 0;padding:.3rem .6rem;font-weight:500}.tool-table button:hover,.project-list button:hover{background:var(--danger-bg)}.error{color:var(--danger);margin:-.25rem 0 1rem;font-size:.875rem}table{border-collapse:collapse;background:var(--surface);border:1px solid var(--border);width:100%;box-shadow:var(--shadow);border-radius:10px;overflow:hidden}th,td{text-align:left;border-bottom:1px solid var(--border);padding:.65rem .9rem}th{text-transform:uppercase;letter-spacing:.03em;color:var(--text-muted);font-size:.8rem}tr:last-child td{border-bottom:none}.project-list{flex-direction:column;gap:.5rem;margin:0;padding:0;list-style:none;display:flex}.project-list li{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:8px;justify-content:space-between;align-items:center;padding:.9rem 1.1rem;display:flex}.project-list a{font-weight:600;text-decoration:none}.project-list a:hover{text-decoration:underline}.auth-page{flex-direction:column;align-items:center;padding-top:3rem;display:flex}.auth-page p{color:var(--text-muted);font-size:.9rem}.project-detail{background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:10px;padding:1.5rem}