:root{--bg: linear-gradient(180deg,#f7f9fc,#eef4ff);--card: #ffffff;--muted: #6b7280;--text: #0f172a;--accent: #5b21b6;--accent-2: #06b6d4;--success: #16a34a;--danger: #dc2626;--glass: rgba(255,255,255,.6)}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;padding:32px 18px}.app-container{max-width:980px;margin:0 auto}.card{background:linear-gradient(180deg,rgba(255,255,255,.9),var(--card));border-radius:14px;box-shadow:0 6px 24px #10182814;padding:22px}header{text-align:center;margin-bottom:18px}h1{margin:0 0 6px;font-size:28px;color:var(--accent);letter-spacing:-.3px}p.lead{margin:0;color:var(--muted)}.task-form{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin:18px 0}.task-form .field{flex:1;min-width:180px}input[type=text],select{width:100%;padding:10px 12px;border-radius:10px;border:1px solid rgba(15,23,42,.06);background:#fff;color:var(--text);box-shadow:0 1px 2px #10182808 inset;transition:box-shadow .15s ease,border-color .15s ease,transform .06s ease}input[type=text]::placeholder{color:#9aa3b2}input[type=text]:focus,select:focus{outline:none;border-color:#5b21b6e6;box-shadow:0 6px 18px #5b21b614}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 14px;border-radius:10px;border:none;cursor:pointer;-webkit-user-select:none;user-select:none;font-weight:600;color:#fff;background:linear-gradient(90deg,var(--accent),#7c3aed);box-shadow:0 8px 20px #7c3aed1f;transition:transform .12s ease,box-shadow .12s ease,opacity .12s ease}.btn:hover{transform:translateY(-2px);box-shadow:0 12px 28px #7c3aed24}.btn:active{transform:translateY(0)}.btn.secondary{background:#e6eef9;color:var(--accent-2);box-shadow:none;font-weight:600;border:1px solid rgba(6,182,212,.08)}.btn.danger{background:linear-gradient(90deg,#ef4444,#dc2626)}.task-list{margin-top:8px}.task-list ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}.task-item{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-radius:10px;background:linear-gradient(180deg,#f6faffcc,#fff);border:1px solid rgba(15,23,42,.04)}.task-item .left{display:flex;gap:12px;align-items:center}.task-item .title{font-weight:600}.task-item .meta{color:var(--muted);font-size:12px}.task-item.completed{opacity:.7;text-decoration:line-through}.task-actions{display:flex;gap:8px;align-items:center}.task-actions button{padding:8px 10px;border-radius:8px;border:0;cursor:pointer;background:transparent;color:var(--accent);font-weight:600}.task-actions button.delete{color:var(--danger)}.progress-tracker{margin:18px 0}.progress-tracker p{margin:0 0 8px;color:var(--muted);font-weight:600}.progress-bar{width:100%;height:14px;background:linear-gradient(180deg,#f1f9f6,#fff);border-radius:999px;overflow:hidden;border:1px solid rgba(15,23,42,.04)}.progress{height:100%;background:linear-gradient(90deg,var(--accent-2),var(--accent));transition:width .4s cubic-bezier(.2,.9,.3,1)}.clear-btn{margin-top:12px;display:inline-block}.task-list li.completed{text-decoration:line-through;opacity:.7}@media(max-width:640px){.task-form{flex-direction:column;align-items:stretch}.task-form .field{width:100%}h1{font-size:22px}}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid rgba(91,33,182,.12);outline-offset:3px}small{color:var(--muted)}.site-footer{margin-top:28px;text-align:center;color:var(--muted);font-size:13px}.site-footer p{margin:0;padding:14px 0}