.container{max-width:1200px;margin:0 auto;padding:2rem;min-height:100vh;background:linear-gradient(135deg,#f5f7fa,#c3cfe2)}.calendar-connection{background:white;padding:2rem;border-radius:12px;box-shadow:0 4px 6px rgba(0,0,0,.1);margin-bottom:2rem;text-align:center}.calendar-connection h3{color:#2c3e50;margin-bottom:1rem;font-size:1.5rem}.calendar-connection p{color:#7f8c8d;margin-bottom:1.5rem}.calendar-connection a{color:#3498db;text-decoration:none;font-weight:600}.calendar-connection a:hover{text-decoration:underline}.api-inputs{display:flex;gap:1rem;justify-content:center;align-items:center;flex-wrap:wrap}.api-key-input,.calendar-id-input{padding:.75rem 1rem;border:2px solid #e1e5e9;border-radius:8px;font-size:1rem;min-width:200px;transition:border-color .3s ease}.api-key-input:focus,.calendar-id-input:focus{outline:none;border-color:#3498db}.api-inputs button{background:#3498db;color:white;border:none;padding:.75rem 1.5rem;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.api-inputs button:hover:not(:disabled){background:#2980b9;transform:translateY(-2px)}.api-inputs button:disabled{opacity:.7;cursor:not-allowed}.success-message{color:#27ae60;font-weight:600;margin-top:1rem}.planner-list{display:grid;grid-gap:1rem;gap:1rem;margin-top:2rem}.planner-item{display:flex;flex-direction:column;padding:1.5rem;background:white;border-radius:12px;box-shadow:0 4px 6px rgba(0,0,0,.1);border-left:4px solid #3498db;transition:all .3s ease}.planner-item:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(0,0,0,.15)}.time-slot{margin-bottom:1rem}.time-slot strong{color:#2c3e50;font-size:1.2rem;font-weight:600}.calendar-events{margin-bottom:1rem}.calendar-event{background:#f8f9fa;padding:.75rem;border-radius:8px;margin-bottom:.5rem;border-left:3px solid #27ae60}.event-title{display:block;font-weight:600;color:#2c3e50;margin-bottom:.25rem}.event-time{display:block;font-size:.875rem;color:#7f8c8d}.add-event{display:flex;gap:.5rem;align-items:center}.add-event input{flex:1 1;padding:.75rem;border:2px solid #e1e5e9;border-radius:8px;font-size:1rem;transition:border-color .3s ease}.add-event input:focus{outline:none;border-color:#3498db}.add-event input:disabled{background:#f8f9fa;color:#999}.add-event-btn{background:#27ae60;color:white;border:none;padding:.75rem 1rem;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease;white-space:nowrap}.add-event-btn:hover:not(:disabled){background:#229954;transform:translateY(-2px)}.add-event-btn:disabled{opacity:.7;cursor:not-allowed}.refresh-section{text-align:center;margin-top:2rem}.refresh-btn{background:#9b59b6;color:white;border:none;padding:1rem 2rem;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s ease}.refresh-btn:hover:not(:disabled){background:#8e44ad;transform:translateY(-2px)}.refresh-btn:disabled{opacity:.7;cursor:not-allowed}@media (max-width:768px){.container{padding:1rem}.api-inputs{flex-direction:column;align-items:stretch}.api-key-input,.calendar-id-input{min-width:auto}.add-event{flex-direction:column;align-items:stretch}.add-event-btn{width:100%}}