:root{--dojo-navy:#2c3e50;--dojo-blue:#3498db;--dojo-accent:#2980b9;--dojo-bg-light:#f8f9fa;--dojo-bg-dark:#1a1a1a;--dojo-text-light:#333;--dojo-text-dark:#f8f9fa;--dojo-white:#fff;--dojo-success:#27ae60;--dojo-danger:#e74c3c;--dojo-card-shadow:0 4px 12px #0000000d}body{background-color:var(--dojo-bg-light);color:var(--dojo-text-light);margin:0;font-family:Segoe UI,Roboto,Helvetica,Arial,sans-serif;transition:background-color .3s,color .3s}body.dark-theme{background-color:var(--dojo-bg-dark);color:var(--dojo-text-dark)}.card{box-shadow:var(--dojo-card-shadow);border:none;border-radius:12px;transition:background-color .3s,color .3s}body.dark-theme .card{color:var(--dojo-text-dark);background-color:#2d2d2d;box-shadow:0 4px 12px #0000004d}.btn-primary{background-color:var(--dojo-blue);border:none}.btn-primary:hover{background-color:var(--dojo-accent)}.btn-success{background-color:var(--dojo-success);border:none}.text-navy{color:var(--dojo-navy)}body.dark-theme .text-navy{color:var(--dojo-blue)}.theme-toggle-btn{z-index:1000;background:var(--dojo-white);cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:44px;height:44px;padding:0;font-size:1.4rem;line-height:1;transition:box-shadow .2s,transform .2s;display:flex;position:fixed;bottom:20px;right:20px;box-shadow:0 2px 8px #0003}.theme-toggle-btn:hover{transform:scale(1.1);box-shadow:0 4px 16px #0000004d}body.dark-theme .theme-toggle-btn{background:#3a3a3a}