:root{color:#14213d;background:#f5f7fb;font-family:Inter,ui-sans-serif,system-ui,sans-serif}*{box-sizing:border-box}body{margin:0}main{max-width:900px;height:100vh;margin:0 auto;padding:24px}.auth-state{place-items:center;display:grid}.auth-card{background:#fff;border:1px solid #d9e0ee;border-radius:16px;max-width:420px;padding:32px;box-shadow:0 8px 30px #14213d14}.auth-card h1{margin-top:0}.auth-actions,.app-header,.header-actions{align-items:center;gap:12px;display:flex}button{color:#fff;cursor:pointer;background:#14213d;border:0;border-radius:8px;padding:9px 14px}button.secondary{color:#14213d;background:#e9edf5}button:disabled{cursor:wait;opacity:.65}.settings-card{background:#fff;border:1px solid #d9e0ee;border-radius:16px;width:min(100%,500px);padding:32px;box-shadow:0 8px 30px #14213d14}.settings-card h1{margin:4px 0 10px;font-size:1.6rem}.settings-card p{line-height:1.5}.eyebrow{color:#65718a;letter-spacing:.08em;text-transform:uppercase;margin:0;font-size:.78rem;font-weight:700}form{gap:18px;margin-top:24px;display:grid}label{gap:7px;font-weight:600;display:grid}input{color:#14213d;width:100%;font:inherit;border:1px solid #cbd4e4;border-radius:8px;padding:11px 12px}input:focus{border-color:#14213d;outline:2px solid #14213d26}.form-error{color:#a62b2b}.app-header{justify-content:space-between;height:48px}.chat{background:#fff;border:1px solid #d9e0ee;border-radius:16px;height:calc(100% - 48px);display:block;overflow:hidden;box-shadow:0 8px 30px #14213d14}