*{box-sizing:border-box}:root{--accent: #2563eb;--border: #e2e8f0;--text: #1e293b;--muted: #64748b;--bg: #f8fafc}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}.app{max-width:720px;margin:0 auto;padding:24px 16px 96px}header h1{margin:0 0 4px;font-size:1.75rem}header p{margin:0 0 24px;color:var(--muted)}h2{font-size:1.1rem;margin:0 0 12px}.card{background:#fff;border:1px solid var(--border);border-radius:10px;padding:16px;margin-bottom:16px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}label{display:flex;flex-direction:column;gap:4px;font-size:.85rem;font-weight:500;color:var(--muted)}input,textarea{font:inherit;color:var(--text);padding:8px 10px;border:1px solid var(--border);border-radius:6px;background:#fff;width:100%}input:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:transparent}textarea{resize:vertical}.section-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.day-head{display:flex;align-items:center;gap:10px;margin-bottom:12px}.day-label{flex:1}.activity{display:flex;gap:8px;align-items:flex-start;padding:10px 0;border-top:1px solid var(--border)}.activity input[type=time]{width:110px}.activity-main{flex:1;display:flex;flex-direction:column;gap:6px}.muted{color:var(--muted);font-size:.9rem}button{font:inherit;font-weight:600;border:none;border-radius:8px;padding:10px 18px;cursor:pointer;background:var(--accent);color:#fff}button:hover{filter:brightness(1.08)}button.secondary{background:#fff;color:var(--accent);border:1px solid var(--accent)}button.small{padding:6px 12px;font-size:.85rem;margin-top:10px}button.icon{background:transparent;color:var(--muted);padding:4px 8px;font-weight:400}button.icon:hover{color:#dc2626;filter:none}.actions{position:fixed;bottom:0;left:0;right:0;display:flex;gap:12px;justify-content:center;padding:14px 16px;background:#fff;border-top:1px solid var(--border)}.actions button{min-width:160px}.toast{position:fixed;bottom:76px;left:50%;transform:translate(-50%);background:var(--text);color:#fff;padding:10px 18px;border-radius:8px;font-size:.9rem;box-shadow:0 4px 12px #00000026}@media (max-width: 540px){.grid{grid-template-columns:1fr}.activity{flex-wrap:wrap}}