:root{--primary: #6366f1;--primary-glow: rgba(99, 102, 241, .5);--secondary: #ec4899;--bg: #030712;--surface: #111827;--glass: rgba(17, 24, 39, .7);--glass-border: rgba(255, 255, 255, .1);--text: #f8fafc;--text-muted: #94a3b8}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg);background-image:radial-gradient(at 0% 0%,rgba(99,102,241,.15) 0,transparent 50%),radial-gradient(at 100% 100%,rgba(236,72,153,.15) 0,transparent 50%);color:var(--text);min-height:100vh;display:flex;justify-content:center;align-items:center;line-height:1.5}.glass-card{background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:1.5rem;padding:2.5rem;box-shadow:0 25px 50px -12px #00000080;width:100%;max-width:450px}.container{width:95%;max-width:1200px;margin:2rem auto;align-self:flex-start}.title{font-size:2.5rem;font-weight:800;background:linear-gradient(to right,#818cf8,#f472b6);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:2rem;text-align:center;letter-spacing:-.025em}h2{font-size:1.5rem;margin-bottom:1.5rem;color:var(--text)}h3{font-size:1.1rem;margin-bottom:1rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.05em}input,select,button{width:100%;padding:.75rem 1rem;margin-bottom:1rem;border-radius:.75rem;border:1px solid var(--glass-border);background:#ffffff0d;color:#fff;font-size:1rem;transition:all .2s cubic-bezier(.4,0,.2,1)}select option{background-color:#111827;color:#fff}input:focus,select:focus{outline:none;border-color:var(--primary);background:#ffffff14;box-shadow:0 0 0 4px var(--primary-glow)}button{background:linear-gradient(135deg,var(--primary),var(--secondary));border:none;font-weight:600;color:#fff;cursor:pointer;margin-top:1rem;display:flex;align-items:center;justify-content:center;gap:.5rem}button:hover{transform:translateY(-1px);filter:brightness(1.1);box-shadow:0 10px 15px -3px #0000004d}button:active{transform:translateY(0)}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.5rem}.layout-split{display:grid;grid-template-columns:1fr;gap:2rem;align-items:start}@media (min-width: 1024px){.layout-split{grid-template-columns:350px 1fr}}.card{background:var(--glass);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid var(--glass-border);border-radius:1.25rem;padding:1.5rem;transition:transform .2s ease}.card:hover{border-color:#fff3}.nav{display:flex;gap:.75rem;margin-bottom:2.5rem;justify-content:center;background:#ffffff08;padding:.5rem;border-radius:1rem;width:fit-content;margin-left:auto;margin-right:auto}.nav button{width:auto;margin-top:0;background:transparent;border:none;padding:.5rem 1.5rem;border-radius:.5rem;color:var(--text-muted)}.nav button.active{background:#ffffff1a;color:#fff;box-shadow:none}.delete-btn{background:#ef44441a;color:#ef4444;border:1px solid rgba(239,68,68,.2);margin-top:1.5rem}.delete-btn:hover{background:#ef4444;color:#fff;box-shadow:0 4px 6px -1px #ef444466}input[type=date]::-webkit-calendar-picker-indicator{filter:invert(1)}