:root{--bg-color:#0f172a;--panel-bg:#1e293bb3;--panel-border:#ffffff1a;--text-primary:#f8fafc;--text-secondary:#94a3b8;--primary:#3b82f6;--primary-hover:#2563eb;--danger:#ef4444;--success:#10b981}body{background-color:var(--bg-color);color:var(--text-primary);min-height:100vh;margin:0;font-family:Inter,system-ui,-apple-system,sans-serif}.dark-theme{flex-direction:column;min-height:100vh;display:flex}.app-container{width:100%}.auth-container{justify-content:center;align-items:center;min-height:100vh;padding:20px;display:flex}.glass-panel{background:var(--panel-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--panel-border);border-radius:16px;padding:2rem;box-shadow:0 10px 25px #0003}.auth-card{width:100%;max-width:400px}.auth-card h2{text-align:center;margin-top:0}.form-group{flex-direction:column;margin-bottom:1.2rem;display:flex}.form-group label{color:var(--text-secondary);margin-bottom:.4rem;font-size:.9rem}input,textarea{border:1px solid var(--panel-border);color:var(--text-primary);background:#0f172a99;border-radius:8px;padding:.75rem;font-family:inherit;font-size:1rem}input:focus,textarea:focus{border-color:var(--primary);outline:none}.btn{cursor:pointer;border:none;border-radius:8px;padding:.75rem 1.5rem;font-weight:600;transition:all .2s}.primary-btn{background:var(--primary);color:#fff;width:100%}.primary-btn:hover{background:var(--primary-hover)}.outline-btn{border:1px solid var(--panel-border);color:var(--text-primary);background:0 0}.danger-btn{color:var(--danger);background:#ef444433;border:1px solid #ef444466}.small-btn{padding:.4rem .8rem;font-size:.8rem}.auth-switch{text-align:center;margin-top:1.5rem;font-size:.9rem}.auth-switch span{color:var(--primary);cursor:pointer;font-weight:600}.alert{color:#fca5a5;background:#ef444433;border:1px solid #ef444466;border-radius:8px;margin-bottom:1rem;padding:.75rem}.dashboard-container{max-width:1200px;margin:0 auto;padding:2rem}.dashboard-header{justify-content:space-between;align-items:center;margin-bottom:2rem;padding:1rem 2rem;display:flex}.dashboard-header h1{color:var(--primary);margin:0;font-size:1.5rem}.user-controls{align-items:center;gap:1rem;display:flex}.dashboard-content{grid-template-columns:300px 1fr;gap:2rem;display:grid}.task-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.5rem;margin-top:1rem;display:grid}.task-card{border:1px solid var(--panel-border);background:#0f172a66;border-radius:12px;padding:1.5rem;transition:transform .2s}.task-card:hover{border-color:#fff3;transform:translateY(-2px)}.task-card.completed{opacity:.6}.task-header{justify-content:space-between;align-items:flex-start;margin-bottom:1rem;display:flex}.task-header h4{margin:0}.status-badge{text-transform:uppercase;border-radius:9999px;padding:.25rem .6rem;font-size:.75rem;font-weight:600}.status-badge.pending{color:#fcd34d;background:#f59e0b33}.status-badge.completed{color:#6ee7b7;background:#10b98133}.task-actions{gap:.5rem;margin-top:1.5rem;display:flex}@media (width<=768px){.dashboard-content{grid-template-columns:1fr}}