:root{--ink:#102c33;--muted:#668087;--mint:#24d6a5;--paper:#f5faf8;--line:#d9e8e4;--yellow:#ffca5c}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.5 Inter,ui-sans-serif,system-ui,sans-serif}button,input,select{font:inherit}button{cursor:pointer}.shell{max-width:1120px;margin:auto;padding:30px 30px 70px}.narrow{max-width:560px}.brand{display:flex;align-items:center;gap:12px;letter-spacing:.08em}.brand b{font-size:14px}.brand small{display:block;color:var(--muted);font-size:10px;letter-spacing:.12em}.brand-mark{background:var(--ink);color:var(--mint);display:grid;place-items:center;width:34px;height:34px;border-radius:10px;font-size:19px}.eyebrow{color:#20a985;font-size:10px;letter-spacing:.18em;font-weight:800}.muted,.hint{color:var(--muted)}h1,h2,p{margin-top:0}h1{font-size:clamp(40px,6vw,72px);line-height:.98;letter-spacing:-.06em}h1 em{color:#20a985;font-style:normal}.button{border:0;border-radius:9px;padding:13px 18px;font-weight:800}.button.primary{background:var(--mint);color:var(--ink)}.button.ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}.button.small{padding:9px 12px;font-size:12px}.button.danger{background:#ffe4e6;color:#a73d52;width:100%}label{display:grid;gap:7px;font-weight:700;font-size:12px;margin:18px 0}input,select{width:100%;padding:13px;border:1px solid var(--line);border-radius:8px;background:white;color:var(--ink)}.back{color:var(--muted);text-decoration:none}.error{color:#c54b62}.room-list{display:grid;gap:8px}.empty{padding:28px;border:1px dashed var(--line);color:var(--muted);text-align:center}