:root{font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.5;color:#222;background-color:#f5f5f5}body{margin:0}.app{min-height:100vh;display:flex;flex-direction:column}.navbar{background:#fff;border-bottom:1px solid #ddd}.navbar-inner{max-width:960px;margin:0 auto;padding:.75rem 1rem;display:flex;align-items:center;justify-content:space-between}.navbar-logo{font-weight:700}.app-main{max-width:960px;margin:0 auto;padding:1.5rem 1rem 3rem}button{padding:.4rem .9rem;border-radius:4px;border:1px solid #ccc;cursor:pointer}input{margin-left:.5rem;padding:.2rem .4rem}.page{max-width:800px;margin:40px auto;padding:20px;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto;color:#000}.page h1{font-size:2.4rem;font-weight:700;margin-bottom:25px}.section-title{font-size:1.8rem;margin:30px 0 15px;font-weight:600}.card{background:#fff;padding:25px;border-radius:12px;box-shadow:0 3px 10px #00000014;margin-bottom:30px}.rooms-grid{display:grid;grid-template-columns:1fr;gap:16px}@media(min-width:768px){.rooms-grid{grid-template-columns:1fr 1fr}}.room-box{background:#fafafa;border:1px solid #ddd;padding:18px 20px;border-radius:10px;box-shadow:0 2px 6px #0000000a}.room-header{font-weight:600;margin-bottom:12px;font-size:1.1rem}.room-field{margin-bottom:10px}label{display:flex;flex-direction:column;font-size:1rem;margin-bottom:15px;font-weight:500}input,select{margin-top:6px;padding:10px 12px;border:1px solid #ccc;border-radius:8px;font-size:1rem;width:240px}select{width:280px}input[type=number]:focus,select:focus{border-color:#4a71e0;outline:none;box-shadow:0 0 0 3px #4a71e033}input[type=checkbox]{width:auto;margin-top:0;margin-right:8px}.summary-line{font-size:1.1rem;margin-bottom:10px}.summary-total{margin-top:20px;font-size:1.4rem;font-weight:700}