body{font-family:Arial,sans-serif;margin:20px}nav a{margin-right:15px;text-decoration:none;color:#333}nav{margin-bottom:15px;border-bottom:1px solid #ccc;padding-bottom:10px;display:flex;align-items:center;flex-wrap:wrap;gap:4px}table{border-collapse:collapse;width:100%}th,td{border:1px solid #ccc;padding:6px;text-align:left}th{background:#f0f0f0}.alert-success{background:#e0ffe0;color:green;padding:8px;border-radius:3px;margin:5px 0}.alert-error{background:#ffe0e0;color:#b00;padding:8px;border-radius:3px;margin:5px 0}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:2px}.calendar-day{border:1px solid #ccc;min-height:60px;padding:4px;vertical-align:top}.calendar-header-day{text-align:center;font-weight:700;background:#f0f0f0;padding:4px}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#0006;display:flex;align-items:center;justify-content:center;z-index:1000}.modal{background:#fff;padding:20px;border-radius:4px;min-width:300px;max-width:500px;max-height:80vh;overflow-y:auto;position:relative}button{cursor:pointer;padding:4px 10px}.nav-right{margin-left:auto}.booking-block{border:1px solid #ccc;padding:6px;margin-bottom:8px;border-radius:4px;font-size:.9em}.reservation-link{cursor:pointer;color:#06c;text-decoration:underline;font-size:.85em;display:block}.modal-close{position:absolute;top:8px;right:12px;font-size:20px;cursor:pointer;background:none;border:none;padding:0;line-height:1}form p{margin:8px 0}label{display:block;margin-bottom:4px;font-weight:700}input[type=text],input[type=date],input[type=number],input[type=password],textarea{padding:4px;width:300px;box-sizing:border-box}textarea{width:300px}